Process of producing ethylene polymer blends in gas phase

Details Process of producing ethylene polymer blends in gas phase Process of producing ethylene polymer blends in gas phase

1994-07-06

1995-04-11

Delmendo, Romulo H.

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

Synthetic resins

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

525247, 525248, 525268, 525320, 525322, 525324, 526 65, 526 66, C08L 2308

Patent

active

054059011

ABSTRACT:
A gas phase process for the production of a polyethylene blend comprising contacting ethylene and at least one alpha-olefin comonomer having 3 to 8 carbon atoms with a magnesium/titanium based catalyst system including an activator and a cocatalyst in each of two fluidized bed reactors connected in series, under polymerization conditions, with the provisos that:

REFERENCES:
patent: 4370456 (1983-01-01), George
patent: 4684703 (1987-08-01), Wagner et al.
patent: 4874820 (1989-10-01), Cozewith et al.
patent: 5047468 (1991-09-01), Lee et al.
patent: 5126398 (1992-06-01), Lee et al.

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