Malvern's Polyolefin Technology Package Part 1: High Temperature GPC/SEC

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00:00:00 Malvern's Polyolefin Technology Package Part 1: High Temperature GPC/SEC
00:02:31 Malvern’s Polyolefin Characterization Package Part I: High Temperature GPC
00:03:43 Outline
00:04:57 GPC/SEC - The Separation Process
00:05:45 Advanced GPC/SEC Configuration
00:07:56 The Detectors
00:11:25 Triple/Tetra Detection by Malvern
00:13:14 Nomenclature
00:14:50 High Temperature GPC by Malvern
00:20:39 Chromatography Performance Factors
00:23:07 Column Performance at High Temperatures
00:24:28 Instrument Performance
00:25:28 Detector Performance
00:27:01 Repeatability NIST 1475a (Linear PE) at 140 °C in TCB
00:27:58 Accuracy NIST 1484a – Linear PE Standard
00:30:19 Accuracy NIST 1483 – Linear PE Standard
00:32:12 Sample Preparation
00:32:39 Sample Preparation
00:33:31 PE Filled with Carbon Black
00:34:41 Sample Stability
00:37:17 Thermal Stability NIST 1475a – Standard Method
00:40:06 Thermal Stability Dow HDPE – Standard Method
00:41:18 Thermal Stability Dow PP - Standard Method
00:42:52 Improving Thermal Stability for PP Analysis
00:45:01 Option 1: Traditional TCB Method Dow PP
00:46:13 Option 2: Malvern Method (SELS) Dow PP
00:48:12 Dow PP LALS Overlay – Malvern Method (SELS)
00:48:56 Accuracy of the SELS Method
00:50:15 Using Malvern’s SELS Method
00:52:28 Stirring Dow PP Using SELS Method
00:55:09 Long-Chain Branching (LCB) Analysis NIST 1476a
00:56:56 Long-Chain Branching Parameters
00:58:52 Determination of LCB NIST 1476a
01:01:57 PP With a Range of MFI
01:06:30 Conclusions
01:08:38 PP With a Range of MFI
01:11:41 Contact Information
Chromatography at high temperatures presents a unique challenge when using advanced detectors. The analysis of polyolefins using high temperature GPC offers insight into the chromatographic variables that should be considered