Carboxylate and heat-sensitive recording material using same

Details Carboxylate and heat-sensitive recording material using same Carboxylate and heat-sensitive recording material using same

1996-08-14

1997-11-25

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

503201, 503216, B41M 530

Patent

active

056912722

ABSTRACT:
A heat-sensitive recording material which has a support and a heat-sensitive recording layer containing at least one carboxylate represented by the following formula (1) or (2) ##STR1## wherein a ring X is an aromatic residue which may have a substitute; the other substituents are as defined herein. The heat-sensitive recording material exhibits excellent color image stability and can provide an optically character-readable sharp image.

REFERENCES:
patent: 4521793 (1985-06-01), Kabashima et al.

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