Propylene polymers having a broad molecular weight ratio Q

Details Propylene polymers having a broad molecular weight ratio Q Propylene polymers having a broad molecular weight ratio Q

1995-04-24

1996-07-16

Zitomer, Fred

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

Synthetic resins

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

525247, 525266, 525339, 525384, 526 65, 526 66, 526351, C08F25502, C08F29708, C08F 1006, C08F 234

Patent

active

055367895

ABSTRACT:
Propylene polymers have a molecular weight ratio Q (M.sub.w /M.sub.n) of from 6 to 30 and are obtainable by Ziegler-Natta polymerization in the presence of hydrogen as molecular weight regulator and are particularly suitable for the production of films and moldings.

REFERENCES:
patent: 4454299 (1984-06-01), Schweier
patent: 4455405 (1984-06-01), Jaggard et al.
patent: 4547552 (1985-10-01), Toyota
patent: 4739015 (1988-04-01), Toyota
patent: 4849487 (1989-07-01), Kaminsky et al.
patent: 4977210 (1990-12-01), Kerth et al.
Grant & Hackh's Chemical Dictionary, Fifth Edition, 1987, McGraw-Hill Co. p. 462.

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