Films having a polypropylene blend layer

Details Films having a polypropylene blend layer Films having a polypropylene blend layer

1985-11-29

1988-08-16

Ives, P. C.

Stock material or miscellaneous articles

Hollow or container type article

Cellular material derived from plant or animal source

428461, 428463, 4284764, 4284755, 4284758, 428516, 428518, 428519, 4284258, 4284248, B65D 7500, B32B 2708

Patent

active

047644044

ABSTRACT:
This invention pertains to blends of a first component of a polypropylene, a second component of an ethylene-based copolymer, and a third component which provides some properties representative of elastomeric polymers. The blends are useful in making single and multiple layer sheet structures. The invention further contemplates packages made from sheet structures incorporating layers of the blends therein.

REFERENCES:
patent: 3937758 (1976-02-01), Castagna
patent: 4147827 (1979-04-01), Breidt, Jr et al.
patent: 4311807 (1982-01-01), McCullough, Jr. et al.
patent: 4405667 (1983-09-01), Christensen et al.
patent: 4407877 (1983-10-01), Rasmussen

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