Ethylene propylene rubber with polyacrylates and sulfur

Details Ethylene propylene rubber with polyacrylates and sulfur Ethylene propylene rubber with polyacrylates and sulfur

1988-09-12

1990-05-15

Henderson, Christopher

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

Synthetic resins

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

525245, 525261, C08F17900, C08F25504

Patent

active

049258982

ABSTRACT:
An ethylene propylene rubber mixture highly adhesive to zinc-plated metals and a heat resistant ethylene propylene rubber conveyor belt having load-carrying zinc-plated steel cords embedded therein are disclosed.
The heat resistant conveyor belt composed of (a) an outer covering rubber layer and an inner covering rubber layer both of an ethylene propylene rubber and (b) an adhesive rubber layer having load-carrying zinc-plated steel cords embedded therein parallel to each other at a distance therebetween in the longitudinal direction of the belt, the adhesive rubber layer being disposed between the covering rubber layers and bonded integrally to the covering rubber layers, the adhesive rubber comprising: an ethylene propylene rubber, an organic peroxide, a cross-linking aid, a cobalt salt of organic carboxylic acids, and sulfur.

REFERENCES:
patent: 4569382 (1986-02-01), Maxey
patent: 4594376 (1986-06-01), Hamada

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