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3rd ICPC Short Course on Polyolefin Characterization techniques

A one-day Short Course on Analytical and Preparative Separation techniques was scheduled at the same venue where ICPC took place.  3rd ICPC Short Course Program was:

 

7:30 - 8: 30 Registration (Room 201, 2nd Floor)

8:30 - 9:15 Introduction to Polyolefin Microstructure
João Soares

• Molecular Weight Distribution.
• Chemical Composition Distribution.
• Bivariate Distribution (Long Chain Branching, Block co-polymers…).

9:15 - 10:15 GPC - Basics
Wallace Yau

• Molecular Weight average concept.
• Basic GPC mechanism.
• GPC retention.
• Band broadening.
• Different ways to do calibrations.
• Basics on IV concept.
• Universal calibration.
• Basic LS.
• Mark Houwink Plot.

10:15 - 10:30 Coffee Break

10:30 - 11:15 GPC – Practical Considerations
Wallace Yau

• System Considerations:
 - Choosing an Appropiate Column Set.
 - Pump Degradation.
 - Thermal Stability.
 - Data Acquisition.

• Sample Considerations:
 - Solvent and Solvent Preparation.
 - Polymer Degradation.

• Calculation Considerations:
 - Flow rate analysis.
 - Mass analysis.
 - Viscosity analysis.
 - MW analysis.
 - Copolymer analysis.
 - Band broadening corrections.

11:15 - 12:15 GPC – Applications in Polyolefins
Willem deGroot

• Commercial Polymers:
 - HDPE/LDPE/LLDPE/Metallocenes.
 - iPP/ICP/RCP.

• System Set Up:
 - Detector Alignment - Peak position.
 - Hamielec Band Broadening method.
 - Systematic method.

• Detector Calibration.
• LCB analysis.
• Relationship between Mw and Rheology.
• Practical examples and applications.

12:15 - 13:30 Lunch

13:30 - 15:00 TREF / CRYSTAF / CEF
Benjamin Monrabal

• Fundamentals of Crystallization techniques.
• TREF.
• CRYSTAF.
• Calibration and Calculations.
• Kinetic effects.
• Hyphenated techniques.
• Applications.
• CEF and High Throughput analysis.

15:00 - 15:15 Coffee Break

15:15 - 16:00 Cross Fractionation
Alberto Ortín

• System Considerations:
 - Types of Crossfractionation.
 - Crossfractionation Modes.
 - Resolution in 2-dimensions.

• Calculation Considerations:
 - MW and Crystallinity reconstruction.
 - Calibration of 2-D system.
 - 3D Analysis.

• Practical Examples:
 - Blends.
 - Copolymers.

16:00 - 16:30 High Temperature HPLC of Polyolefins
Willem deGroot

• Solvent gradient applications.
• Thermal gradient / Interaction Chromatography.

16:30 - 17:00 Preparative Fractionation
Benjamin Monrabal

• Solvent–Non solvent (Molecular Weight Fractionation).
• Dissolution Fractionation (Comp. Fractionation TREF).
• Crystallization Fractionation (Composition Fractionation CRYSTAF).

17:00 Open Discussion

8th ICPC Major Sponsors

8th ICPC Dow Logo

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8th ICPC Sponsors
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8th ICPC Vendors

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8th ICPC Agilent Logo

8th ICPC Research Partners
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8th ICPC Sustainability Parnter

polyolefins circular economy platform ICPC

8th ICPC Media Partners
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2009-2024 International Conference on Polyolefin Characterization Organization.