Thermosensitive recording material

Details Thermosensitive recording material Thermosensitive recording material

1989-05-10

1990-07-03

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

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

Plural colors or plural diverse systems

427150, 427151, 427152, 503216, 503217, 503218, 503221, B41M 518

Patent

active

049391160

ABSTRACT:
A thermosensitive recording material is disclosed, which comprises (a) a support material; (b) a first thermosensitive coloring layer which comprises a first colorless or light-colored leuco dye having formula (I), ##STR1## and a first color developer having formula (II) capable of inducing color formation in said first leuco dye upon application of heat thereto; ##STR2## (c) a second thermosensitive coloring layer which comprises at least a second leuco dye having formula (III), ##STR3## the first and second thermosensitive coloring layers being formed on the support.

REFERENCES:
patent: 4542395 (1985-09-01), Saito et al.

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