Elastomeric sponge

Details Elastomeric sponge Elastomeric sponge

1979-07-26

1981-12-22

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 94, 521 95, 521 98, 521134, 525196, 525211, 525213, 525221, C08L 4700

Patent

active

043072046

ABSTRACT:
An expandable composition of a solid synthetic vulcanizable elastomer of ethylene/higher alpha-olefin
onconjugated diene copolymer or polychloroprene, a blowing agent, and a curing agent for the elastomer, said composition containing from about 5-25% based on the weight of total polymer of an ionomer resin which is an ethylene polymer containing at least about 50 mole percent ethylene and bearing from about 0.2-25 mole percent acid functional groups that are at least about 50% neutralized by metal ions.

REFERENCES:
patent: 3437718 (1969-04-01), Rees
patent: 3810964 (1974-05-01), Ehrenfreund
patent: 3965055 (1976-06-01), Shichman et al.
patent: 4102829 (1978-07-01), Watanabe et al.
patent: 4171411 (1979-10-01), Ehrenfreund

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