Thermally-responsive record material

Details Thermally-responsive record material Thermally-responsive record material

1983-03-24

1984-09-04

Hess, Bruce H.

Recorders

Record receiver deforming

346208, 346214, 346216, 346221, B41M 518

Patent

active

044700571

ABSTRACT:
A thermally-sensitive color-forming composition is disclosed which comprises chromogenic material, acidic developer material and a phenylhydroxynaphthoate compound. Record material comprising this color-forming composition exhibits improved color-forming efficiency and/or image density.

REFERENCES:
Hackh's Chemical Dictionary, 3rd Ed., 1944, p. 88.
Patent Abstracts of Japan, vol. 6, No. 142, (M-146), (1020), Jul. 31, 1982.
Chemical Abstracts, vol. 99, No. 14, Oct. 1983, p. 535, No. 113730a.

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