Release material

Details Release material Release material

1987-03-11

1988-08-02

Kittle, John E.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including variation in thickness

428172, 428352, 428451, 428452, 428481, 428513, 4285375, B32B 330

Patent

active

047613203

ABSTRACT:
Improved release material including a paper substrate, and a layer of plastic film on one surface of the paper substrate, said layer of plastic film provided with an outer surface for substantially eliminating area contact between said layer of plastic film and material in engagement therewith; in a preferred embodiment the outer surface is an embossed surface which provides substantially line contact between said layer of plastic film and the material in engagement therewith.

REFERENCES:
patent: 3518158 (1970-06-01), Hurst
patent: 4539056 (1985-09-01), Takeshita et al.

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