Process for producing a chemically blended propylene polymer com

Details Process for producing a chemically blended propylene polymer com Process for producing a chemically blended propylene polymer com

1984-12-10

1985-10-15

Bleutge, John C.

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

Synthetic resins

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

525254, 525270, 525322, 525323, C08F29708

Patent

active

045475520

ABSTRACT:
A process for producing a chemically blended propylene polymer composition having an ethylene content ranging from 3 to 40% by weight and being greater than the weight of the rubbery propylene copolymer formed in stage (II) below, which comprises the following stages (I) and (II):

REFERENCES:
patent: 4128606 (1978-12-01), Furutachi
patent: 4284738 (1981-08-01), Zukowski
patent: 4284739 (1981-08-01), Zukowski
patent: 4316966 (1982-02-01), Mineshima
patent: 4334041 (1982-06-01), Zukowski
patent: 4339557 (1982-07-01), Hasuo
patent: 4370449 (1983-01-01), Bye
patent: 4380608 (1983-04-01), Hasuo

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