04307204 is referenced by 43 patents and cites 5 patents.

An expandable composition of a solid synthetic vulcanizable elastomer of ethylene/higher alpha-olefin/nonconjugated 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.

Title
Elastomeric sponge
Application Number
6/61046
Publication Number
4307204
Application Date
July 26, 1979
Publication Date
December 22, 1981
Inventor
Antonio Vidal
Hockessin
DE, US
Assignee
E I Du Pont de Nemours and Company
DE, US
IPC
C08L 47/00
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