Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1988-07-26
1990-08-28
Ziegler, Jacob
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525523, C08L 7103
Patent
active
049526332
ABSTRACT:
Disclosed is a rubber composition comprising 85 to 55 wt. % of copolymer rubber and 15 to 45 wt. % of chloroprene rubber, wherein the copolymer rubber comprises 10 to 60 mole % of epichlorohydrin, 30 to 90 mole % of propylene oxide or of propylene oxide and ethylene oxide and 0 to 15 mole % of unsaturated epoxide.
REFERENCES:
patent: 3822241 (1974-07-01), Hani et al.
patent: 4251648 (1981-02-01), Oetzel
patent: 4694067 (1987-09-01), Maeda et al.
Maeda Akio
Ueshima Kei
Nippon Zeon Co. Ltd.
The Yokohama Rubber Co. Ltd.
Ziegler Jacob
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