Polypropylene compositions and film thereof

Details Polypropylene compositions and film thereof Polypropylene compositions and film thereof

1995-09-15

1997-06-24

Morgan, Kriellion S.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524396, 524515, 524570, C08K 509, C08K 334

Patent

active

056418280

ABSTRACT:
A polypropylene composition comprising 100 parts by weight of a crystalline propylene polymer having a molecular weight distribution (Mw/Mn) of less than 5.0 and from 0.0001 to 1.0 part by weight of a crystal nucleating agent, the composition having a crystallization temperature at least 1.5.degree. C. higher than the crystallization temperature of the crystalline propylene polymer.

REFERENCES:
patent: 3207739 (1965-09-01), Wales et al.
patent: 5219913 (1993-06-01), Tomomatsu et al.
patent: 5278216 (1994-01-01), Asanuma et al.
patent: 5283267 (1994-02-01), Nishio et al.
Database WPI, Derwent Publications, Ltd., London, GB, AN 82-16594E (JP-A-57 012 044) (Mitsui Toatsu) 21 Jan. 1982.
European Search Report EP 93 30 6276.

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