Cushion for laminating operations

Details Cushion for laminating operations Cushion for laminating operations

1979-11-21

1981-04-28

Van Balen, William J.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With bond interfering means

100296, 156289, 156323, 428214, 428339, 428412, 428513, B32B 3100, B32B 702, B32B 900, B32B 2710

Patent

active

042644046

ABSTRACT:
Cellulosic paper sheets interleaved with sheets of a thermoplastic material having a glass transition point below about 100.degree. C. and a melting point of about 125.degree. C. or more provide a cushion for use in laminating operations. The thermoplastic sheets employed in the cushion have an individual thickness ranging from about 2 to 20 mils and a combined thickness of at least 5 mils. Such a cushion provides a long-term, reuseable cushion for laminating operations.

REFERENCES:
patent: 3297515 (1967-01-01), Regenstein et al.
patent: 3536563 (1970-10-01), Brandts et al.
patent: 3684613 (1972-08-01), Frohning
patent: 3701706 (1972-10-01), Giddings et al.
patent: 3723220 (1973-03-01), Scher et al.
patent: 3997696 (1976-12-01), Jaisle et al.

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