Foams based on an olefin copolymer

Details Foams based on an olefin copolymer Foams based on an olefin copolymer

1991-04-12

1991-12-31

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 56, 521 58, 521 60, 521143, 521144, C08J 922

Patent

active

050773224

ABSTRACT:
Novel foams having a density of from 0.01 to 0.1 g/cm.sup.3, based on a copolymer comprising ethylene, propylene and a C.sub.4 - to C.sub.8 -.alpha.-olefin, and having a torsion modulus of from 100 to 800 N/mm.sup.2 have high tensile, compressive and flexural strengths and at the same time high elongation at break.

REFERENCES:
patent: 4448901 (1984-05-01), Senda et al.
patent: 4525486 (1985-06-01), Kobayashi et al.
patent: 4720509 (1988-01-01), Nakamura
patent: 4746706 (1988-05-01), Nakagawa
patent: 4761431 (1988-08-01), Nakamura
patent: 4766157 (1988-08-01), Yamada et al.
patent: 4777000 (1988-10-01), Kuwabara et al.

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