Method of producing modified polypropylene

Details Method of producing modified polypropylene Method of producing modified polypropylene

1990-04-03

1991-10-22

Seccuro, Carman J.

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

Synthetic resins

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

525276, 525288, 525286, 525285, 525301, 525293, 525310, 525312, 525315, C08F27900, C08F25502

Patent

active

050596586

ABSTRACT:
A method of producing a modified polypropylene comprising the step of graft-polymerizing a propylene random copolymer containing an unconjugated diene comonomer represented by the general formula: ##STR1## wherein R.sub.1 -R.sub.4 are H or an alkyl group having 1-6 carbon atoms, and n is an integer of 1-20, with a monomer having an unsaturated bond by a radical method.

REFERENCES:
patent: 4602077 (1986-07-01), Cecchin et al.
patent: 4786689 (1988-11-01), Lund et al.
patent: 4845155 (1989-07-01), Dean
patent: 4876727 (1975-04-01), Meredith et al.

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