Heat sensitive color developing material

Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...

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Details

503209, 503216, 503225, 427148, C09D 1102

Patent

active

053021940

ABSTRACT:
A heat sensitive color developing material containing an electron donating color forming organic compound, a heat activating compound, and a color developer. These materials have excellent heat sensitivity in which color can be developed rapidly and can be produced and easily used.

REFERENCES:
patent: 3984605 (1976-10-01), Kohmura et al.

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