Heat sensitive recording material

Details Heat sensitive recording material Heat sensitive recording material

1992-03-10

1994-01-04

Schwartz, Pamela R.

Record receiver having plural interactive leaves or a colorless

Having a colorless color-former, developer therefor, or...

Heavy metal reactant

427152, 503200, 503211, 503212, 503216, 503226, B41M 530, B41M 532

Patent

active

052760014

ABSTRACT:
The present invention provides a heat sensitive recording material comprising a heat sensitive recording layer formed on a substrate and containing a color former and a color developer reactive with the color former, an intermediate layer formed on the recording layer and containing a water-soluble resin or water-dispersible resin, and an overcoat layer formed on the intermediate layer and containing a resin curable with an ionizing radiation, the heat sensitive recording material being characterized in that the color developer comprises at least one of a salicylic acid derivative represented by the following formula (1) or formula (2) and polyvalent metal salt of the derivative ##STR1## wherein Ar, Q, A, R, X, Y, m and n are defined in the specification.

REFERENCES:
patent: 4812438 (1989-03-01), Yamori et al.
patent: 4833116 (1989-05-01), Yamori et al.
patent: 5094999 (1992-03-01), Tsuchida et al.
patent: 5096872 (1992-03-01), Tsuchida et al.

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