HIGH-MOLECULAR-WEIGHT POLY(VINYL ALCOHOL) THROUGH PHOTOEMULSION POLYMERIZATIONS OF VINYL-ACETATE

被引:29
作者
YAMAMOTO, T
SEKI, S
FUKAE, R
SANGEN, O
KAMACHI, M
机构
[1] HIMEJI JR COLL,HIMEJI 670,JAPAN
[2] OSAKA UNIV,FAC SCI,TOYONAKA,OSAKA 560,JAPAN
关键词
High molecular weight; Non initiator; Photo emulsion polymerizations; Poly(vinyl alcohol); Vinyl acetate;
D O I
10.1295/polymj.22.567
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
A mixture of vinyl acetate, water and polyoxyethylene nonyl phenyl ether sodium sulfate (LWZ; Kao Co.) was irradiated with a high pressure mercury lamp in the absence of initiator at 0°C and high molecular weight poly(vinyl acetate) (PVAc) which gave poly(vinyl alcohol) (PVA) of Pn (average degree of polymerization)=12800 after hydrolysiswas obtained in good yield. Initiation by a radical from LWZ decomposed by photoirradiation was deduced. The charateristics of the PVA were similar to those of usual PVA. © 1990, The Society of Polymer Science, Japan. All rights reserved.
引用
收藏
页码:567 / 571
页数:5
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