Process for the manufacture of suspension polyvinyl chloride...

Details Process for the manufacture of suspension polyvinyl chloride... Process for the manufacture of suspension polyvinyl chloride...

C - Chemistry, Metallurgy

08

F

402/304, 400/307

C08F 2/20 (2006.01) C08F 14/06 (2006.01)

Patent

CA 1161195

ABSTRACT OF THE DISCLOSURE A process for the production of suspension polyvinyl chloride free of dust-fine particles and having improved properties by polymerizing vinyl chloride under suspension polymerization conditions employing at least one water- soluble polyvinyl alcohol prepared by partial solvolysing polyvinyl acetate in an alcoholic solution in the presence of an acid catalyst. The resulting polyvinyl chloride is substantially free of dust-fine particles and has improved thermostability.

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