Heat sealable blend of polypropylene terpolymers and linear low

Details Heat sealable blend of polypropylene terpolymers and linear low Heat sealable blend of polypropylene terpolymers and linear low

1985-09-03

1987-02-17

Buffalow, Edith

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Adhesive outermost layer

428 35, 428347, 428516, 525240, B32B 900

Patent

active

046439455

ABSTRACT:
A polymer blend which is useful for forming heat sealable plastic film which comprises from about 60% to about 40% by weight of a polypropylene terpolymer comprising about 0.1 to about 10.0 mole percent ethylene, about 0.1 to 10.0 mole percent 1-butene, and the balance propylene, and 40% to 60% of a copolymer of ethylene and alpha olefins containing four or more carbon atoms wherein the ethylene content has from about 90.0 to about 99.9 mole percent.

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