Method of preparing sulfur-modified polychloroprene

Details Method of preparing sulfur-modified polychloroprene Method of preparing sulfur-modified polychloroprene

1988-10-20

1990-10-09

Michl, Paul R.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525351, 526220, 526223, 528376, G08F 800, G08F 834

Patent

active

RE0333778

ABSTRACT:
Sulfur-modified polychloroprene in alkaline aqueous emulsion is prepared by incorporating one or more organic polysulfides which act as peptizing agents during the polymerization of the chloroprene. The sulfur-modified polychloroprenes obtained have stable viscosities.

REFERENCES:
patent: 2234215 (1941-03-01), Youker
patent: 2264173 (1941-11-01), Collins
patent: 3392134 (1968-07-01), Apotheker
patent: 3492276 (1970-01-01), Smith
patent: 3704283 (1972-11-01), Mayer-Mader
patent: 3984609 (1976-10-01), Branlard et al.
patent: 4121033 (1978-10-01), Edmondson

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