Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1990-05-22
1992-10-06
Henderson, Christopher
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
526201, 526202, 526203, C08F 220
Patent
active
051532840
ABSTRACT:
A process of producing a vinyl chloride polymer, comprising the step of suspension polymerizing vinyl chloride or a monomer mixture comprising mainly vinyl chloride in the presence of an oil-soluble polymerization initiator in an aqueous medium containing a dispersant, wherein said dispersant comprises:
REFERENCES:
patent: 4533652 (1985-08-01), Tanaka
patent: 4757092 (1988-07-01), Hawrylko
Amano Tadashi
Hoshida Shigehiro
Henderson Christopher
Shin-Etsu Chemical Co. , Ltd.
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