Method of making heat-sealable, heat-shrinkable, biaxially orien

Details Method of making heat-sealable, heat-shrinkable, biaxially orien Method of making heat-sealable, heat-shrinkable, biaxially orien

1975-03-05

1977-04-26

Arnold, Donald J.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Reshaping running or indefinite-length work

264210R, 264342RE, B29D 724

Patent

active

040201414

ABSTRACT:
A heat-sealable, heat-shrinkable, biaxially oriented polyester film is provided which is usable in making shrink packages having improved seals and improved optics by reason of having:

REFERENCES:
patent: 2928132 (1960-03-01), Richards, Jr.
patent: 3187075 (1965-06-01), Seifried et al.
patent: 3432591 (1969-03-01), Heffelfinger
patent: 3554976 (1971-01-01), Hull
patent: 3631899 (1972-01-01), Erickson
patent: 3786127 (1974-01-01), Peet et al.

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