Composite release sheet material

Details Composite release sheet material Composite release sheet material

1986-03-28

1988-05-03

Bell, James J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428339, 4284231, 4284237, 428447, 428480, 428483, B32B 702

Patent

active

047419482

ABSTRACT:
A composite release sheet material comprising a thermoplastic low-adhesive thin layer having a thickness of at least 5 .mu.m and a synthetic resin film layer having a greater tensile strength than the thin layer and, if desired, an anchor coat layer therebetween is disclosed. The composite release sheet material has an improved dimensional stability.

REFERENCES:
patent: 3971866 (1976-07-01), Johnson
patent: 4175156 (1979-11-01), Ikeno
patent: 4234644 (1980-11-01), Blake et al.
patent: 4386135 (1983-05-01), Campbell et al.
patent: 4521471 (1985-06-01), Merrill

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