MOLECULAR-WEIGHT DISTRIBUTION OF THERMOPLASTIC POLYURETHANE BY GEL-PERMEATION CHROMATOGRAPHY

被引：1

作者：

LAWANDY, SN

ABDELZAHER, N

机构：

[1] National Institute for Standards, Cairo

来源：

JOURNAL OF ELASTOMERS AND PLASTICS | 1992年 / 24卷 / 04期

关键词：

D O I：

10.1177/009524439202400409

中图分类号：

T [工业技术];

学科分类号：

08 ;

摘要：

Five grades of thermoplastic polyurethane, varying in hard/soft segment ratio, were fractionated using gel permeation chromatography. Dimethylformamide was used as the medium. The molecular weight distribution of these grades was related to their hardness.

引用

页码：383 / 388

页数：6

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