Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1985-12-10
1987-12-01
Henderson, Christopher
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
526 93, 526123, 526140, 526192, 526193, 526194, 526195, C08F 218
Patent
active
047105518
ABSTRACT:
In a process for producing a polymer or copolymer of a vinyl chloride monomer with or without a comonomer by aqueous suspension polymerization or copolymerization in the presence of a suspension stabilizer and a polymerization initiator which is insoluble or sparingly soluble in water and soluble in the monomer; the improvement wherein the polymerization or copolymerization is carried out in the presence of, as said suspension stabilizer, a hydrotalcite compound of the following formula
REFERENCES:
patent: 3813373 (1974-05-01), Ito
patent: 4093787 (1978-06-01), Burgess
patent: 4558102 (1985-12-01), Miyata
Henderson Christopher
Kyowa Chemical Industry Co. Ltd.
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