Olefinic block copolymer and crosslinked product thereof

Details Olefinic block copolymer and crosslinked product thereof Olefinic block copolymer and crosslinked product thereof

1982-08-20

1984-06-12

Briggs, Sr., Wilbert J.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525313, 525321, C08F29300, C08L 5300

Patent

active

044543069

ABSTRACT:
A crosslinked product is derived from an olefinic block copolymer comprising 5 to 70 parts by weight of at least one block (A), which is selected from homopolymer blocks of propylene and random copolymer blocks of propylene and ethylene or a C.sub.4-12 .alpha.-olefin and has a propylene content of 60 to 100% by weight, and 30 to 95 parts by weight of at least one block (B), which is a random copolymer of ethylene and at least one C.sub.3-12 .alpha.-olefin and has an ethylene content of 10 to 85% by weight. This crosslinked product is characterized in that:

REFERENCES:
patent: 4334040 (1982-06-01), Fujii et al.

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