Process for producing graft-modified alpha-olefin copolymer

Details Process for producing graft-modified alpha-olefin copolymer Process for producing graft-modified alpha-olefin copolymer

1992-04-03

1994-07-26

Jagannathan, Vasu S.

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

Synthetic resins

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

525268, 525288, 525289, 525309, C08F25502, C08F25508, C08F 446

Patent

active

053327888

ABSTRACT:
A copolymer of an .alpha.-olefin with an aromatic diolefin such as divinylbenzene produced by means of Ziegler-Natta polymerization and having a vinylphenyl moiety is subjected to polymerization with an ethylenically unsaturated monomer by means of anion polymerization or free radical polymerization, whereby a graft-modified .alpha.-olefin copolymer is obtained.

REFERENCES:
patent: 3435096 (1969-03-01), Linbert
patent: 3773855 (1973-11-01), Schrage et al.
patent: 3819764 (1974-06-01), Halasa
patent: 4480075 (1984-10-01), Willis

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