Heat printing sheet

Details Heat printing sheet Heat printing sheet

1973-08-13

1976-03-16

Husack, Ralph

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

260 27EV, 260 285AV, 427148, 428484, 428488, 428497, 428498, 428514, 428531, 428914, B41M 502

Patent

active

039446956

ABSTRACT:
A heat printing sheet is prepared by coating a base with a molten printing composition which comprises 10 - 60% by weight of at least one tackifier selected from the group consisting of terpene resins, hydrogenated cyclopentadiene resins, cumarone-indene resins, phenol resins, styreneolefin copolymers, .alpha.-methylstyrene-vinyltoluene copolymers, rosins, polyol esters, hydrogenated rosins, hydrogenated rosin-polyol esters and rosin; 5 - 50% by weight of at least one wax selected from the group consisting of plant wax, petroleum wax, coal wax, synthetic wax; 10 - 60% by weight of an ethylene-vinyl acetate copolymer which contains 5 - 50% by weight of a vinylacetate component and which has a melt index of 4 - 1000 g/10 min, 5 - 40% by weight of a filler which is bendable with said tackifier, wax or ethylene-vinylacetate copolymer; and a pigment.

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patent: 3086873 (1963-04-01), Steinbrunner
patent: 3280064 (1966-10-01), Hammer et al.
patent: 3367896 (1968-02-01), Rosenbaum et al.
patent: 3368989 (1968-02-01), Wissinger et al.
patent: 3406137 (1968-10-01), Terry et al.
patent: 3519463 (1970-07-01), Baum
patent: 3560420 (1971-02-01), Tamura et al.
patent: 3595943 (1971-07-01), Brunson et al.
patent: 3632540 (1972-01-01), Unmuth et al.
patent: 3657171 (1972-04-01), White

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