AN INVESTIGATION OF FACTORS RELATING TO EXUDATION OF POLYESTER PLASTICIZERS FROM POLY(VINYL CHLORIDE)

被引:10
作者
RUSHTON, BM
SALOMONS, NS
机构
[1] Plasticizer Research Group, Ashland Chemical Company, Minneapolis, Minnesota
[2] Hooker Research Center, New York, Niagara Falls
关键词
D O I
10.1002/app.1969.070131110
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Poly(vinyl chloride) (PVC) was plasticized with a given polyester. The resulting exudate under humid conditions was qualitatively analyzed by GPC and GLC. The exudate was found to have a greater concentration of low molecular weight species than the origional polyester. Further, a much higher hydroxyl group concentration was present. The described polyester was also fractionated and characterization studies were performed. The relative migratory aptitude in PVC of these moieties was studied under humied conditions. The fraction with the greatest concentration of low molecular weight species and the highest hydroxyl concentration was exuded first. Copyright © 1969 John Wiley & Sons, Inc.
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页码:2341 / &
相关论文
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