Crystalline random propylene copolymer composition and composite

Stock material or miscellaneous articles – Composite – Of addition polymer from unsaturated monomers

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Details

428335, 428336, 525240, C08J 518, C08L 2314, C08L 2316, C08L 2318

Patent

active

046422692

ABSTRACT:
A crystalline random propylene copolymer composition comprising (i) a crystalline random propylene copolymer comprising 99 to 85 mole % of propylene and 1 to 15 mole % of an alpha-olefin other than propylene and (ii) a random 1-butene copolymer comprising 1-butene and an alpha-olefin having at least 5 carbon atoms, the weight ratio of the copolymer (i) to the copolymer (ii) being in the range of from 5:95 to 90:10, said random 1-butene copolymer (ii) satisfying the following conditions:

REFERENCES:
patent: 4186240 (1980-01-01), Matsuda et al.
patent: 4230767 (1980-10-01), Isaka et al.

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