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.
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页码：383 / 388
页数：6
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