Release sheet of a cellulosic paper coated with a resin mixture

Stock material or miscellaneous articles – Composite – Of silicon containing

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428352, 428454, 428481, 428482, 428483, 428487, 428503, 428511, 428515, 427411, 260856, 260 22CB, 260 21, B32B 906

Patent

active

041171985

ABSTRACT:
A release sheet useful in the production of heat and pressure consolidated laminates comprising a paper sheet having coated thereon a mixture of
A. an oil-modified alkyd resin crosslinked with a polyalkylether of a polymethylol melamine and
B. a copolymer of an unsaturated acid, ester or anhydride and a vinyl ether or an unsaturated alkyl compound.

REFERENCES:
patent: 2559465 (1951-07-01), Root
patent: 2580289 (1951-12-01), Fantl
patent: 2609353 (1952-09-01), Rubens
patent: 3422076 (1969-01-01), Petropoulos et al.
patent: 3770687 (1973-11-01), Mestesky
patent: 3946135 (1976-03-01), Peterson

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