Extrusion Coating Seminar 2010
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Transcript of Extrusion Coating Seminar 2010
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LAB EQUIPMENT ATMICROEPSILON
Extrusion Coating Technology – Seminar 2010
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PACT MISSION
2
Introduce a scientific background in the existing technical experience
Convert Rheology and Polymer Science into a language of management, technical board and operators
Supply a technical and scientific support to complex scenarios
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current needs future needs further development
equipmentformulation
polymer rheologymaterial science
R&Dindustrial applicationprocess simulation
PACT OVERALL STRATEGY
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RHEOLOGY EQUIPMENT
RDAII Torsional Rheometer:
• Melt viscosities, or resistances to deformation, of neat polymers and masterbatches under torsional shear flow.
• Melt strengths of the crystalline and amorphous phases of the polymer
RSAII Extensional Rheometer:
• Solid film’s extensional viscosities during repetitive elongation and retraction to a certain strain level at a certain temperature
Extrusion Coating Technology – Seminar 2010
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RDAII RSAII
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TGA Thermogravimetric Analyzer):
Testing decomposition behavior vs. temperature of different polymers and
masterbatches
THERMAL ANALYSIS EQUIPMENT
Extrusion Coating Technology – Seminar 2010
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TGA
Extrusion Coating Technology – Seminar 2010
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DSC (Differential Scanning Calorimeter):
Thermal properties of the polymer/masterbatch pellets or final film products
Oxidation Induction Time
Polymer blend compositions
THERMAL ANALYSIS EQUIPMENT
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DSC
ΔHexp = ΔHmelting – ΔHcold crystallization
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FTIR (Fourier Transform Infrared tester)• Chemical compositions of unknown samples
Extrusion Coating Technology – Seminar 2010
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Twin Screw Extrusion Machine• To compound different masterbatches
containing fillers and/or additives
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2 Roll Mill• Melting and mixing polymer pellets and
masterbatches
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Filter Pressure Value (FPV) tester• Dispersion level of fillers or additives inside the
polymer
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• Spectrophotometer Color detection and determination of other optical properties.
Our detectable range
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Extrusion Coating Technology – Seminar 2010
DMA FUNDAMENTALS
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INTRODUCTION TO RHEOLOGY
T, MW, MWD, Dispersion etc.
Rheometer for advanced QC and R&Da. Neat material process controlb. Masterbatch content and process controlc. Final product quality assessmentd. Service for sister companies
RDAII: Rheometrics Dynamic AnalyzerRSAII: Rheometrics Solids Analyzer + SER Fixture
Rheology:“The science of the deformation and flow of matter”
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DMA• Dynamic Mechanical Analysis (DMA)
technique used to study and characterize materials.
• A sinusoidal stress is applied and the strain in the material is measured, allowing one to determine the complex modulus.
• The temperature of the sample or the frequency of the stress are often varied, leading to variations in the complex modulus.
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CASE STUDIES
Extrusion Coating Technology – Seminar 2010
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THANK YOU FOR YOUR ATTENTION
Extrusion Coating Technology – Dammam Seminar Oct. 25, 2010