Heat-sensitive recording material

Details Heat-sensitive recording material Heat-sensitive recording material

1983-11-22

1985-06-11

Hess, Bruce H.

Recorders

Record receiver deforming

346216, 346217, 346225, 427150, 427151, B41M 518

Patent

active

045232083

ABSTRACT:
A heat-sensitive recording material comprises a heat-sensitive layer which is applied onto a base and contains a color-producing substance, which is usually colorless or only slightly colored, and an activator which, under the action of heat, causes the color-producing substance to produce a coloration. In accordance with the invention, the heat-sensitive layer contains a sulfonic acid ester, in particular of a secondary alcohol, as the activator.

REFERENCES:
patent: 4076532 (1978-02-01), Gottermeir
patent: 4303719 (1981-12-01), Vassiliades
patent: 4312522 (1982-01-01), Yamaguchi et al.
patent: 4446209 (1984-05-01), Iwakura et al.
F. Drahowsal and D. Klamann, "Monatshefte" 82, (1951) 452 et seq.

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