Suspension polymerization of vinyl chloride using hydroxyacrylic

Details Suspension polymerization of vinyl chloride using hydroxyacrylic Suspension polymerization of vinyl chloride using hydroxyacrylic

1978-03-27

1980-10-14

Henderson, C. A.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526201, 526202, 526203, 5263442, 526909, 526910, C08F 220, C08F 1406

Patent

active

042282640

ABSTRACT:
A method of suspension polymerization is carried out by dispersing vinyl chloride in an aqueous medium in the presence of an oil soluble catalyst for polymerization and a polymerization improver having units ##STR1## wherein M represents hydrogen atom or an alkali metal; R represents --H, --CH.sub.3, --C.sub.2 H.sub.5, --C.sub.3 H.sub.7 or --C.sub.4 H.sub.9 and n represents an integer of 10 to 1500.

REFERENCES:
patent: 3444270 (1969-05-01), Aliberti
patent: 3592800 (1971-07-01), Oschmann
patent: 3620988 (1971-11-01), Cohen

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