An Integrated OLED Substrate for Low-Cost and...
Transcript of An Integrated OLED Substrate for Low-Cost and...
An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
Qibing PeiDepartment of Materials Science and Engineering
Henry Samuli School of Engineering and Applied ScienceUniversity of California Los AngelesE-mail qpeiseasuclaedu
ITO
Integrated Substrate
Emissive HTL HIL
EIL ETL Al Ca (Cathode)
Glass ITO (anode)
Glass
Soft MaterialsResearch Lab
ITOglass vs Integrated Plastic Substrate
ITO and Organic Mode (~50)
Al Organic ITO
Glass
Glass Mode (~30)
Escape Cone Air Mode (~20-25)
Al Organic
Air Mode (up to 60)
AgNW network Nanoparticles Polymer Substrate
Soft MaterialsResearch Lab
ITOglass Replacements
ITOPET Conducting polymers (PEDOT) Single-wall carbon nanotubes (SWCNT) Graphene Ultrathin metal Metal grid
Soft Materials Research Lab
Silver nanowires
Glass or PET
L Hu H Kim J Lee P Peumans Yi Cui ACS Nano 4 2955 2010
Fabricating an Integrated Plastic Substrate
bull Composite materials are deposited via a solution based low temperature process
bull Conventional coaters may be used bull Process can potentially be scaled up on a roll-to-roll production line
AgNWs PolyacrylateAcrylate
GlassGlass Glass
Soft Materials Research Lab
Integrated Plastic Substrate vs Competing Substrates
Property ITOGlass AgNWPET Integrated Substrate
Ohmsq ~10 ~10 5~10 Substrate bonding Strong Weak (requires a
binder) Strong
Roughness lt2 nm High lt2 nm
EQE 20-25 Comparable to ITOglass ~40
Mechanical flexibility
Thick and brittle Thin and flexible Thin and flexible
Soft MaterialsResearch Lab
2D FDTD Simulation of Light Extraction Efficiency
Soft MaterialsResearch Lab
OLED Performance
Soft Materials Research Lab
EQE ~305
White Polymer Al CsF
Composite Substrate PEDOTPSS
Light Extraction Enhancement 20-25X
Integrated Substrate PEDOTPSS Yellow + Blue Al CsF
140 Device on ITOglass Device on Integrated Substrate
Power Efficacy (lmW)
100 1000 10000
Current Efficiency (cdA) 140
12010080604020
Device on ITOglass Device on Integrated Substrate
100 1000 10000
120100806040200 0
Luminance (cdm2) Luminance (cdm2)
The efficiencies of white OLEDs at 1000 cdm2 luminance are Soft Materials 120 cdA 40 EQE and 110 lmW the devices (CRI~55) Research Lab
Wider Viewing Angle
OLEDs viewed from the Al cathode side
Soft Materials ITOGlass Integrated SubstrateResearch Lab
Preliminary Results under the OLED Testing Program
bull Most devices were shorted bull One sample showed 27X enhancementSoft Materials
Research Lab
Challenges and solutions for integrated plastic substrate
bull Mechanical flexibility does not fit well in the current fabrication line designed for rigid glass substrate
Soft MaterialsResearch Lab
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
ITO
Integrated Substrate
Emissive HTL HIL
EIL ETL Al Ca (Cathode)
Glass ITO (anode)
Glass
Soft MaterialsResearch Lab
ITOglass vs Integrated Plastic Substrate
ITO and Organic Mode (~50)
Al Organic ITO
Glass
Glass Mode (~30)
Escape Cone Air Mode (~20-25)
Al Organic
Air Mode (up to 60)
AgNW network Nanoparticles Polymer Substrate
Soft MaterialsResearch Lab
ITOglass Replacements
ITOPET Conducting polymers (PEDOT) Single-wall carbon nanotubes (SWCNT) Graphene Ultrathin metal Metal grid
Soft Materials Research Lab
Silver nanowires
Glass or PET
L Hu H Kim J Lee P Peumans Yi Cui ACS Nano 4 2955 2010
Fabricating an Integrated Plastic Substrate
bull Composite materials are deposited via a solution based low temperature process
bull Conventional coaters may be used bull Process can potentially be scaled up on a roll-to-roll production line
AgNWs PolyacrylateAcrylate
GlassGlass Glass
Soft Materials Research Lab
Integrated Plastic Substrate vs Competing Substrates
Property ITOGlass AgNWPET Integrated Substrate
Ohmsq ~10 ~10 5~10 Substrate bonding Strong Weak (requires a
binder) Strong
Roughness lt2 nm High lt2 nm
EQE 20-25 Comparable to ITOglass ~40
Mechanical flexibility
Thick and brittle Thin and flexible Thin and flexible
Soft MaterialsResearch Lab
2D FDTD Simulation of Light Extraction Efficiency
Soft MaterialsResearch Lab
OLED Performance
Soft Materials Research Lab
EQE ~305
White Polymer Al CsF
Composite Substrate PEDOTPSS
Light Extraction Enhancement 20-25X
Integrated Substrate PEDOTPSS Yellow + Blue Al CsF
140 Device on ITOglass Device on Integrated Substrate
Power Efficacy (lmW)
100 1000 10000
Current Efficiency (cdA) 140
12010080604020
Device on ITOglass Device on Integrated Substrate
100 1000 10000
120100806040200 0
Luminance (cdm2) Luminance (cdm2)
The efficiencies of white OLEDs at 1000 cdm2 luminance are Soft Materials 120 cdA 40 EQE and 110 lmW the devices (CRI~55) Research Lab
Wider Viewing Angle
OLEDs viewed from the Al cathode side
Soft Materials ITOGlass Integrated SubstrateResearch Lab
Preliminary Results under the OLED Testing Program
bull Most devices were shorted bull One sample showed 27X enhancementSoft Materials
Research Lab
Challenges and solutions for integrated plastic substrate
bull Mechanical flexibility does not fit well in the current fabrication line designed for rigid glass substrate
Soft MaterialsResearch Lab
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
ITOglass vs Integrated Plastic Substrate
ITO and Organic Mode (~50)
Al Organic ITO
Glass
Glass Mode (~30)
Escape Cone Air Mode (~20-25)
Al Organic
Air Mode (up to 60)
AgNW network Nanoparticles Polymer Substrate
Soft MaterialsResearch Lab
ITOglass Replacements
ITOPET Conducting polymers (PEDOT) Single-wall carbon nanotubes (SWCNT) Graphene Ultrathin metal Metal grid
Soft Materials Research Lab
Silver nanowires
Glass or PET
L Hu H Kim J Lee P Peumans Yi Cui ACS Nano 4 2955 2010
Fabricating an Integrated Plastic Substrate
bull Composite materials are deposited via a solution based low temperature process
bull Conventional coaters may be used bull Process can potentially be scaled up on a roll-to-roll production line
AgNWs PolyacrylateAcrylate
GlassGlass Glass
Soft Materials Research Lab
Integrated Plastic Substrate vs Competing Substrates
Property ITOGlass AgNWPET Integrated Substrate
Ohmsq ~10 ~10 5~10 Substrate bonding Strong Weak (requires a
binder) Strong
Roughness lt2 nm High lt2 nm
EQE 20-25 Comparable to ITOglass ~40
Mechanical flexibility
Thick and brittle Thin and flexible Thin and flexible
Soft MaterialsResearch Lab
2D FDTD Simulation of Light Extraction Efficiency
Soft MaterialsResearch Lab
OLED Performance
Soft Materials Research Lab
EQE ~305
White Polymer Al CsF
Composite Substrate PEDOTPSS
Light Extraction Enhancement 20-25X
Integrated Substrate PEDOTPSS Yellow + Blue Al CsF
140 Device on ITOglass Device on Integrated Substrate
Power Efficacy (lmW)
100 1000 10000
Current Efficiency (cdA) 140
12010080604020
Device on ITOglass Device on Integrated Substrate
100 1000 10000
120100806040200 0
Luminance (cdm2) Luminance (cdm2)
The efficiencies of white OLEDs at 1000 cdm2 luminance are Soft Materials 120 cdA 40 EQE and 110 lmW the devices (CRI~55) Research Lab
Wider Viewing Angle
OLEDs viewed from the Al cathode side
Soft Materials ITOGlass Integrated SubstrateResearch Lab
Preliminary Results under the OLED Testing Program
bull Most devices were shorted bull One sample showed 27X enhancementSoft Materials
Research Lab
Challenges and solutions for integrated plastic substrate
bull Mechanical flexibility does not fit well in the current fabrication line designed for rigid glass substrate
Soft MaterialsResearch Lab
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
ITOglass Replacements
ITOPET Conducting polymers (PEDOT) Single-wall carbon nanotubes (SWCNT) Graphene Ultrathin metal Metal grid
Soft Materials Research Lab
Silver nanowires
Glass or PET
L Hu H Kim J Lee P Peumans Yi Cui ACS Nano 4 2955 2010
Fabricating an Integrated Plastic Substrate
bull Composite materials are deposited via a solution based low temperature process
bull Conventional coaters may be used bull Process can potentially be scaled up on a roll-to-roll production line
AgNWs PolyacrylateAcrylate
GlassGlass Glass
Soft Materials Research Lab
Integrated Plastic Substrate vs Competing Substrates
Property ITOGlass AgNWPET Integrated Substrate
Ohmsq ~10 ~10 5~10 Substrate bonding Strong Weak (requires a
binder) Strong
Roughness lt2 nm High lt2 nm
EQE 20-25 Comparable to ITOglass ~40
Mechanical flexibility
Thick and brittle Thin and flexible Thin and flexible
Soft MaterialsResearch Lab
2D FDTD Simulation of Light Extraction Efficiency
Soft MaterialsResearch Lab
OLED Performance
Soft Materials Research Lab
EQE ~305
White Polymer Al CsF
Composite Substrate PEDOTPSS
Light Extraction Enhancement 20-25X
Integrated Substrate PEDOTPSS Yellow + Blue Al CsF
140 Device on ITOglass Device on Integrated Substrate
Power Efficacy (lmW)
100 1000 10000
Current Efficiency (cdA) 140
12010080604020
Device on ITOglass Device on Integrated Substrate
100 1000 10000
120100806040200 0
Luminance (cdm2) Luminance (cdm2)
The efficiencies of white OLEDs at 1000 cdm2 luminance are Soft Materials 120 cdA 40 EQE and 110 lmW the devices (CRI~55) Research Lab
Wider Viewing Angle
OLEDs viewed from the Al cathode side
Soft Materials ITOGlass Integrated SubstrateResearch Lab
Preliminary Results under the OLED Testing Program
bull Most devices were shorted bull One sample showed 27X enhancementSoft Materials
Research Lab
Challenges and solutions for integrated plastic substrate
bull Mechanical flexibility does not fit well in the current fabrication line designed for rigid glass substrate
Soft MaterialsResearch Lab
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
Fabricating an Integrated Plastic Substrate
bull Composite materials are deposited via a solution based low temperature process
bull Conventional coaters may be used bull Process can potentially be scaled up on a roll-to-roll production line
AgNWs PolyacrylateAcrylate
GlassGlass Glass
Soft Materials Research Lab
Integrated Plastic Substrate vs Competing Substrates
Property ITOGlass AgNWPET Integrated Substrate
Ohmsq ~10 ~10 5~10 Substrate bonding Strong Weak (requires a
binder) Strong
Roughness lt2 nm High lt2 nm
EQE 20-25 Comparable to ITOglass ~40
Mechanical flexibility
Thick and brittle Thin and flexible Thin and flexible
Soft MaterialsResearch Lab
2D FDTD Simulation of Light Extraction Efficiency
Soft MaterialsResearch Lab
OLED Performance
Soft Materials Research Lab
EQE ~305
White Polymer Al CsF
Composite Substrate PEDOTPSS
Light Extraction Enhancement 20-25X
Integrated Substrate PEDOTPSS Yellow + Blue Al CsF
140 Device on ITOglass Device on Integrated Substrate
Power Efficacy (lmW)
100 1000 10000
Current Efficiency (cdA) 140
12010080604020
Device on ITOglass Device on Integrated Substrate
100 1000 10000
120100806040200 0
Luminance (cdm2) Luminance (cdm2)
The efficiencies of white OLEDs at 1000 cdm2 luminance are Soft Materials 120 cdA 40 EQE and 110 lmW the devices (CRI~55) Research Lab
Wider Viewing Angle
OLEDs viewed from the Al cathode side
Soft Materials ITOGlass Integrated SubstrateResearch Lab
Preliminary Results under the OLED Testing Program
bull Most devices were shorted bull One sample showed 27X enhancementSoft Materials
Research Lab
Challenges and solutions for integrated plastic substrate
bull Mechanical flexibility does not fit well in the current fabrication line designed for rigid glass substrate
Soft MaterialsResearch Lab
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
Integrated Plastic Substrate vs Competing Substrates
Property ITOGlass AgNWPET Integrated Substrate
Ohmsq ~10 ~10 5~10 Substrate bonding Strong Weak (requires a
binder) Strong
Roughness lt2 nm High lt2 nm
EQE 20-25 Comparable to ITOglass ~40
Mechanical flexibility
Thick and brittle Thin and flexible Thin and flexible
Soft MaterialsResearch Lab
2D FDTD Simulation of Light Extraction Efficiency
Soft MaterialsResearch Lab
OLED Performance
Soft Materials Research Lab
EQE ~305
White Polymer Al CsF
Composite Substrate PEDOTPSS
Light Extraction Enhancement 20-25X
Integrated Substrate PEDOTPSS Yellow + Blue Al CsF
140 Device on ITOglass Device on Integrated Substrate
Power Efficacy (lmW)
100 1000 10000
Current Efficiency (cdA) 140
12010080604020
Device on ITOglass Device on Integrated Substrate
100 1000 10000
120100806040200 0
Luminance (cdm2) Luminance (cdm2)
The efficiencies of white OLEDs at 1000 cdm2 luminance are Soft Materials 120 cdA 40 EQE and 110 lmW the devices (CRI~55) Research Lab
Wider Viewing Angle
OLEDs viewed from the Al cathode side
Soft Materials ITOGlass Integrated SubstrateResearch Lab
Preliminary Results under the OLED Testing Program
bull Most devices were shorted bull One sample showed 27X enhancementSoft Materials
Research Lab
Challenges and solutions for integrated plastic substrate
bull Mechanical flexibility does not fit well in the current fabrication line designed for rigid glass substrate
Soft MaterialsResearch Lab
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
2D FDTD Simulation of Light Extraction Efficiency
Soft MaterialsResearch Lab
OLED Performance
Soft Materials Research Lab
EQE ~305
White Polymer Al CsF
Composite Substrate PEDOTPSS
Light Extraction Enhancement 20-25X
Integrated Substrate PEDOTPSS Yellow + Blue Al CsF
140 Device on ITOglass Device on Integrated Substrate
Power Efficacy (lmW)
100 1000 10000
Current Efficiency (cdA) 140
12010080604020
Device on ITOglass Device on Integrated Substrate
100 1000 10000
120100806040200 0
Luminance (cdm2) Luminance (cdm2)
The efficiencies of white OLEDs at 1000 cdm2 luminance are Soft Materials 120 cdA 40 EQE and 110 lmW the devices (CRI~55) Research Lab
Wider Viewing Angle
OLEDs viewed from the Al cathode side
Soft Materials ITOGlass Integrated SubstrateResearch Lab
Preliminary Results under the OLED Testing Program
bull Most devices were shorted bull One sample showed 27X enhancementSoft Materials
Research Lab
Challenges and solutions for integrated plastic substrate
bull Mechanical flexibility does not fit well in the current fabrication line designed for rigid glass substrate
Soft MaterialsResearch Lab
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
OLED Performance
Soft Materials Research Lab
EQE ~305
White Polymer Al CsF
Composite Substrate PEDOTPSS
Light Extraction Enhancement 20-25X
Integrated Substrate PEDOTPSS Yellow + Blue Al CsF
140 Device on ITOglass Device on Integrated Substrate
Power Efficacy (lmW)
100 1000 10000
Current Efficiency (cdA) 140
12010080604020
Device on ITOglass Device on Integrated Substrate
100 1000 10000
120100806040200 0
Luminance (cdm2) Luminance (cdm2)
The efficiencies of white OLEDs at 1000 cdm2 luminance are Soft Materials 120 cdA 40 EQE and 110 lmW the devices (CRI~55) Research Lab
Wider Viewing Angle
OLEDs viewed from the Al cathode side
Soft Materials ITOGlass Integrated SubstrateResearch Lab
Preliminary Results under the OLED Testing Program
bull Most devices were shorted bull One sample showed 27X enhancementSoft Materials
Research Lab
Challenges and solutions for integrated plastic substrate
bull Mechanical flexibility does not fit well in the current fabrication line designed for rigid glass substrate
Soft MaterialsResearch Lab
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
Light Extraction Enhancement 20-25X
Integrated Substrate PEDOTPSS Yellow + Blue Al CsF
140 Device on ITOglass Device on Integrated Substrate
Power Efficacy (lmW)
100 1000 10000
Current Efficiency (cdA) 140
12010080604020
Device on ITOglass Device on Integrated Substrate
100 1000 10000
120100806040200 0
Luminance (cdm2) Luminance (cdm2)
The efficiencies of white OLEDs at 1000 cdm2 luminance are Soft Materials 120 cdA 40 EQE and 110 lmW the devices (CRI~55) Research Lab
Wider Viewing Angle
OLEDs viewed from the Al cathode side
Soft Materials ITOGlass Integrated SubstrateResearch Lab
Preliminary Results under the OLED Testing Program
bull Most devices were shorted bull One sample showed 27X enhancementSoft Materials
Research Lab
Challenges and solutions for integrated plastic substrate
bull Mechanical flexibility does not fit well in the current fabrication line designed for rigid glass substrate
Soft MaterialsResearch Lab
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
Wider Viewing Angle
OLEDs viewed from the Al cathode side
Soft Materials ITOGlass Integrated SubstrateResearch Lab
Preliminary Results under the OLED Testing Program
bull Most devices were shorted bull One sample showed 27X enhancementSoft Materials
Research Lab
Challenges and solutions for integrated plastic substrate
bull Mechanical flexibility does not fit well in the current fabrication line designed for rigid glass substrate
Soft MaterialsResearch Lab
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
Preliminary Results under the OLED Testing Program
bull Most devices were shorted bull One sample showed 27X enhancementSoft Materials
Research Lab
Challenges and solutions for integrated plastic substrate
bull Mechanical flexibility does not fit well in the current fabrication line designed for rigid glass substrate
Soft MaterialsResearch Lab
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
Challenges and solutions for integrated plastic substrate
bull Mechanical flexibility does not fit well in the current fabrication line designed for rigid glass substrate
Soft MaterialsResearch Lab
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer substrate may not be high enough (softening warping etc)
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network at specified temperature for 30 min
Soft Materials Research Lab
Treated AgNW Network 300 oC for 30 min
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
Challenges and solutions for integrated plastic substrate
bull Thermal stability of the polymer for the substrate may not be high enough
bull Silver nanowire network needs protection for high T process and for high current operation
Untreated AgNW Network Treated AgNW Network 155 mAcm2 for 1 hour 155 mAcm2 for 1 hour
Soft MaterialsResearch Lab
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
Lifetime is longer than on ITOglass
Initial luminance 5000 cdm2
Soft MaterialsResearch Lab
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
Integrated substrates incorporating barrier film or glass
3M Barrier Film or Glass
Soft Materials Research Lab
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
Integrated Plastic Substrate or Glass Substrate
Substrate Sheet Glass
Flexible Glass Plastic Plastic w Barrier
Coatings Dimensional stability Best Medium Low Low
Barrier property High High Low Medium
Cost Low Low High Compatibility with R2R OLED manufacture
No Work in progress
Yes Yes
Soft MaterialsResearch Lab
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-
Conclusion and Perspective
bull An integrated plastic substrate has to tailor made to fit with the OLED fabrication process
bull Our integrate plastic substrate is designed to replace ITOglass internal and external light extraction structures
bull can be produced at dramatically lower cost bull is compatible with solution-based process vacuum thermal deposition and 250 oC annealing
bull could enable R2R OLED panel manufacturing
Soft MaterialsResearch Lab
- An Integrated OLED Substrate forLow-Cost and Enhanced Light Extraction
- Integrated Substrate
- ITOglass vs Integrated Plastic Substrate
- ITOglass Replacements
- Fabricating an Integrated Plastic Substrate
- Integrated Plastic Substrate vs Competing Substrates
- 2D FDTD Simulation of Light Extraction Efficiency
- OLED Performance
- Light Extraction Enhancement 20-25X
- Wider Viewing Angle
- Preliminary Results under the OLED Testing Program
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Challenges and solutions for integrated plastic substrate
- Lifetime is longer than on ITOglass
- Integrated substrates incorporating barrier film or glass
- Integrated Plastic Substrate or Glass Substrate
- Conclusion and Perspective
-