Polymer blends containing ionomeric rubbers and other...

Details Polymer blends containing ionomeric rubbers and other... Polymer blends containing ionomeric rubbers and other...

C - Chemistry, Metallurgy

08

L

400/1100, 400/40

C08L 9/02 (2006.01) C08L 23/16 (2006.01) C08L 25/06 (2006.01) C08L 71/04 (1985.01)

Patent

CA 1253642

RD-15815 POLYMER BLENDS CONTAINING IONOMERIC RUBBERS AND OTHER IONOMERIC CONSTITUENTS ABSTRACT OF THE DISCLOSURE Polymer blends having improved impact resistance and structural integrity comprise at least one aromatic polymer such as polyphenylene oxide, optionally in combina- tion with a styrene homopolymer; at least one elastomer containing highly polar ionic (e.g., sulfonate or carboxyl- ate) substituents, such as a sulfonated EPDM rubber; and at least one substituted aromatic polymer in which the substit- uents are highly polar ionic substituents, such as a sulfon- ated polyphenylene oxide or styrene-sodium acrylate copoly- mer. The compositions preferably also contain at least one plasticizer.

483473

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