Polypropylene resin composition and biaxially stretched film the

Details Polypropylene resin composition and biaxially stretched film the Polypropylene resin composition and biaxially stretched film the

1986-02-06

1987-11-10

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...

525192, 525194, 525221, 525203, 525213, 525218, 525222, 525227, 525233, 525911, 525914, 525918, 524388, 5263481, C08L 2312, C08L 900, C08L 1100

Patent

active

047058285

ABSTRACT:
Disclosed herein are a polypropylene resin composition comprising 100 parts by weight of propylene homopolymer showing a stereoregularity of a boiling heptane-insoluble part thereof of not less than 0.960 as an isotactic pentad rate obtained by .sup.13 C-NMR and 0.01 to 2 parts by weight of a hydrocarbon polymer having completely or partially saturated main hydrocarbon chain and at least one hydroxy group at an end of the main hydrocarbon chain, and a biaxially stretched film comprising the polypropylene resin composition.

REFERENCES:
patent: 3407253 (1968-10-01), Yoshimura et al.
patent: 3627856 (1971-12-01), Thienot
patent: 4032493 (1977-06-01), Pascual
patent: 4283463 (1981-08-01), Shiga et al.
patent: 4394235 (1983-07-01), Brandt et al.
patent: 4522994 (1985-06-01), Chiba et al.

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