Data da gravação: August 23 2011

Duration: 30 minutes 03 seconds

The viscometer and the light scattering detectors In the Viscotek High Temperature GPC enables the structure of polyethylene to be studied, including the frequency of branching by employing a specialised branching calculations module
Table of contents
1. Branching Calculation in Polyethylene
01:30
2. Branching Calculation in Polyethylene
00:58
3. Agenda
00:54
4. Introduction
01:06
5. GPC/SEC - The Separation Process
01:40
6. Advanced GPC/SEC Configuration
01:04
7. Background to Triple Detection
00:42
8. The Detectors
01:37
9. The Detectors: Dual Flow RI Detector (Concentration)
00:51
10. 4- Capillary Differential Viscosity Detector
01:30
11. Light Scattering
00:46
12. High Temperature Low Angle Light Scattering
00:25
13. Triple/Tetra Detection
00:37
14. Methodology Overview
00:58
15. Methodology Overview…Ctd
01:20
16. Comparison of NBS 1475 (Linear PE) and 1476 (Branched PE) using M-H plot
01:53
17. Reproducibility of Mark Houwink plot
00:47
18. Quantitative comparison: Calculation of branching – Zimm Stockmayer approach
02:17
19. Long-Chain Branching Parameters
01:28
20. Determination of LCB NIST 1476a
01:13
21. Branching view
00:54
22. Agenda
04:37
23. Branching Calculation in Polyethylene
00:15
24. Contact Information
00:41