8. Heubach GmbH.pdf
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Transcript of 8. Heubach GmbH.pdf
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Optimal Pigmentation Strategies for
Near Infrared Reflecting Pigments
Speaker: Dr. Wolfgang Wald
Director Marketing/Business Development Asia Pacific
Author: Dr. Lutz Frischmann (Head of BU Inorganic Colored Pigments)
Masterbatch 2011
Singapore March 2011
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Slide 2 / 27Masterbatch 2011 June 2011
Why a dedicated pigmentation strategy for
Near Infrared Reflecting Pigments?
Why a dedicated pigmentation strategy for
Near Infrared Reflecting Pigments?
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Slide 3 / 27Masterbatch 2011 June 2011
P.O. 36 + TiO2P.O. 36 + TiO2 P.O. 36 + P.Br.24P.O. 36 + P.Br.24 P.Y. 83 + TiO2P.Y. 83 + TiO2 P.Y. 83 + P.Y.53P.Y. 83 + P.Y.53
Tmax = 60°CTmax = 60°CTmax = 62°CTmax = 62°C
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Slide 4 / 27Masterbatch 2011 June 2011
1. Introduction1.1. It‘s not only the visible that counts!1.2. Solar terrestrial radiation1.3. Light – pigment Interaction
2. Chromatic Strategies2.1. Color space and chroma enhancement2.2. Case in point:
- Pigment Orange 36- Pigment Yellow 83- Pigment Red 254- Olive- Turquoise
2.3. Improved weather resistance2.4. Improved mechanical performance and life-cycle
3. Achromatic Strategies3.1. Heat build-up of white panels3.2. Heat build-up of black panels3.3. Same in the visible but different in NIR!3.4. TSR values of suitable pigments
1. Introduction1.1. It‘s not only the visible that counts!1.2. Solar terrestrial radiation1.3. Light – pigment Interaction
2. Chromatic Strategies2.1. Color space and chroma enhancement2.2. Case in point:
- Pigment Orange 36- Pigment Yellow 83- Pigment Red 254- Olive- Turquoise
2.3. Improved weather resistance2.4. Improved mechanical performance and life-cycle
3. Achromatic Strategies3.1. Heat build-up of white panels3.2. Heat build-up of black panels3.3. Same in the visible but different in NIR!3.4. TSR values of suitable pigments
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Slide 5 / 27Masterbatch 2011 June 2011
NIRNIR
UVUV
VisibleVisible
Perfo
rmance
Perfo
rmance
Controls coloristicControls coloristic
Controls outdoordurability
Controls outdoordurability
Controls heat buildand thermal stress
Controls heat buildand thermal stress
Introduction: It‘s not only the visible that counts!
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Slide 6 / 27Masterbatch 2011 June 2011
UV-light effectsUV-light effectsNear Infrared light effectsNear Infrared light effects
Visible light effectsVisible light effects Optimal pigmentation
Optimal pigmentation
Introduction: It‘s not only the visible that counts!
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Slide 7 / 27Masterbatch 2011 June 2011
Energy distribution:
5% UV45% Visible50% Near Infrared
Energy distribution:
5% UV45% Visible50% Near Infrared
Wavelength [nm]
Relative inte
nsity
Solar terrestrial emission spectrum AM 1.5 direct and diffuseSolar terrestrial emission spectrum AM 1.5 direct and diffuse
Introduction: Light – pigment interaction
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Slide 8 / 27Masterbatch 2011 June 2011
ART qqq ++=1
qR
qT
qA
Introduction: Light – pigment interaction
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Slide 9 / 27Masterbatch 2011 June 2011
solar terrestrialemission spectrum
solar terrestrialemission spectrum
titanium dioxidetitanium dioxide
P.Br. 24P.Br. 24
P.Br. 24 + P.R. 254blend
P.Br. 24 + P.R. 254blend
Introduction: Light – pigment interaction
Electromagnetic reflection spectra of different pigmentscompared to the incident solar emission
Electromagnetic reflection spectra of different pigmentscompared to the incident solar emission
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Slide 10 / 27Masterbatch 2011 June 2011
Chromatic
Strategies
Chromatic
Strategies
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Slide 11 / 27Masterbatch 2011 June 2011
P.Y.83+P.Br.24
P.Y.83+P.W.6
P.Y.83+P.Y.53
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Hue
Chro
ma
yellowblue
red green
P.Y.83+P.Br.24
P.Y.83+P.W.6
P.Y.83+P.Y.53
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Hue
Chro
ma
yellowblue
red green
Chroma enhancement
Chromatic strategies: Case study – P.Y. 83
TSR=61%TSR=61%
TSR=58%TSR=58%
TSR=58%TSR=58%
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Slide 12 / 27Masterbatch 2011 June 2011
P.O.36+P.W.6
P.O.36+P.Y.53 P.O.36+P.Br.24
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red green
P.O.36+P.W.6
P.O.36+P.Y.53 P.O.36+P.Br.24
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yellowblue
red green
Chroma enhancement
Chromatic strategies: Case study – P.O. 36
TSR=58%TSR=58%
TSR=56%TSR=56%
TSR=55%TSR=55%
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Slide 13 / 27Masterbatch 2011 June 2011
Chromatic strategies: Color space and chroma enhancement
Areas where a chroma
enhancement is feasible
Areas where a chroma
enhancement is feasible
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Slide 14 / 27Masterbatch 2011 June 2011
P.R.254+P.W.6
P.R.254+P.Y.53
P.R.254+P.Br.24
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Hue Angle
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Chromatic strategies: Case study – P.R. 254
Chrom
a enhancem
ent
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Slide 15 / 27Masterbatch 2011 June 2011
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TSR = 52%TSR = 52%
TSR = 28%TSR = 28%
Formulation 2:P.Y.184+P.V.122
Formulation 2:P.Y.184+P.V.122
Formulation 1:P.Y.184+P.Y.42+P.Y.53+P.G.7
Formulation 1:P.Y.184+P.Y.42+P.Y.53+P.G.7
Chromatic strategies: Case study - olive
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Slide 16 / 27Masterbatch 2011 June 2011
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TSR = 37%TSR = 37%
TSR = 35%TSR = 35%
Formulation 1:P.Y.184+P.B.28
Formulation 1:P.Y.184+P.B.28
Formulation 2:P.Y.184+P.B.15:3+P.W.6
Formulation 2:P.Y.184+P.B.15:3+P.W.6
Chromatic strategies: Case study - turquoise
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Slide 17 / 27Masterbatch 2011 June 2011
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ecta
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%]
P.B. 28P.B. 28
Chromatic strategies: Case study - turquoise
UV visibleNIR
solar terrestrial radiationsolar terrestrial radiation
maximum coverage!maximum coverage!
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Slide 18 / 27Masterbatch 2011 June 2011
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Weathering Time [h]
dE
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IEPR254 3pph in white PMMA
PBr24/PR254 3pph in white PMMA
Chromatic strategies: Improved weathering resistance
Accelerated weathering of P.R. 254 in white PMMA with and without the addition of P.Br.24
Accelerated weathering of P.R. 254 in white PMMA with and without the addition of P.Br.24
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Slide 19 / 27Masterbatch 2011 June 2011
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Weathering Time [h]
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IE
encapsulated PY184
PY53 / PY184
PY 53
Chromatic strategies: Improved weathering resistance
Accelerated weathering of encapsulated bismuth vanadate with and withoutthe addition of P.Y.53
Accelerated weathering of encapsulated bismuth vanadate with and withoutthe addition of P.Y.53
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Slide 20 / 27Masterbatch 2011 June 2011
Why could a pronounced temperature difference be detrimental?Why could a pronounced temperature difference be detrimental?
temperatu
re
P.R. 254 + P.Br. 24P.R. 254 + P.Br. 24
P.R. 254P.R. 254
WARPING!
Chromatic strategies: Improved mechanical performance and life-cycle
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Slide 21 / 27Masterbatch 2011 June 2011
Achromatic
Strategies
Achromatic
Strategies
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Slide 22 / 27Masterbatch 2011 June 2011
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titanium dioxidetitanium dioxide
P.G. 17P.G. 17
carbon blackcarbon black
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Slide 23 / 27Masterbatch 2011 June 2011
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Time of exposure [min.]
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pera
ture
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ridgid PVC non pigmented
PVC conaitning 0.5pph titanium dioxide
PVC containing 1pph titanium dioxide
PVC containing 2pph titanium dioxide
PVC containing 5pph titanium dioxide
PVC containing 10pph titanium dioxide
Achromatic strategies: Heat build-up of white PVC panels
TiO
2conte
nt
TiO
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nt
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Slide 24 / 27Masterbatch 2011 June 2011
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pera
ture
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rigid PVC non pigmented
PVC containing 2pph carbon black batch
PVC containing 0.5pph carbon black batch
PVC containing 5pph carbon black batch
Achromatic strategies: Heat build-up of black PVC panels
Carbonblack
conte
nt
Carbonblack
conte
nt
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Slide 25 / 27Masterbatch 2011 June 2011
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L*=49.5L*=49.5
L*=62.7L*=62.7
L*=78.0L*=78.0
TSR=14% T=72°CTSR=14% T=72°C
TSR=21% T=63°CTSR=21% T=63°CTSR=23% T=74°CTSR=23% T=74°C
TSR=34% T=64°CTSR=34% T=64°C
TSR=41% T=73°CTSR=41% T=73°C
TSR=54% T=58°CTSR=54% T=58°C
Achromatic strategies: Same performance in the visible but different in NIR
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Slide 26 / 27Masterbatch 2011 June 2011
222410TSR [%] in
typical matrix
273114TSR [%] matrix
independent
P.G.17P.Br.35P.Bk.30
Complex Inorganic Colored Pigments and corresponding TSR values
qualified for NIR reflective achromatic non-white applications
Complex Inorganic Colored Pigments and corresponding TSR values
qualified for NIR reflective achromatic non-white applications
Achromatic strategies: TSR values of suitable pigments
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Slide 27 / 27Masterbatch 2011 June 2011
Thank you very much for your attention!
Thank you very much for your attention!