Aqueous polyurethane undercoats

Details Aqueous polyurethane undercoats Aqueous polyurethane undercoats

1977-07-14

1978-09-05

Van Balen, William J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

427152, 427153, 428320, 428914, B32B 326

Patent

active

041121783

ABSTRACT:
Pressure-sensitive transfer elements comprising water-applied resinous base coating supporting a resinous ink-releasing layer, characterized by the undercoating consisting essentially of a water-dispersible, water-insoluble hydrophilic polyurethane resin.

REFERENCES:
patent: 3573957 (1971-04-01), Findlay et al.
patent: 3628979 (1971-12-01), Newman
patent: 3904802 (1975-09-01), Brown et al.
patent: 3904803 (1975-09-01), Brown et al.
patent: 3936559 (1976-02-01), Newman

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