Recording material

Details Recording material Recording material

1990-05-29

1992-03-10

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

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

Identified organic electron acceptor other than phenolic resin

427150, 503210, 503211, 503212, 503217, 503225, B41M 530, B41M 532

Patent

active

050949993

ABSTRACT:
A recording material utilizing the reaction between a colorless or light-colored basic dye and a color acceptor reactive with the basic dye to form a color and forming on the same or different substrate a layer or layers containing the basic dye of the color acceptor conjointly or separately, the recording material being characterized in that the color acceptor is at least one of salicyclic acid derivatives represented by the following formula [I] or polyvalent metal salts thereof ##STR1## wherein Ar, R, X, l and m are defined in the specification.

REFERENCES:
patent: 3864146 (1975-02-01), Oda et al.
patent: 3924027 (1975-12-01), Saito et al.
patent: 4236732 (1980-12-01), Murakami et al.
patent: 4771034 (1988-09-01), Ikeda et al.
patent: 4918047 (1990-04-01), Ikeda et al.
Patent Abstract of Japan, vol. 12, No. 416 (1988).

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