Heat sensitive color developing material

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

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106 21A, C09D 1100

Patent

active

054395160

ABSTRACT:
A heat sensitive color developing material containing an electron donating color forming organic compound, a heat activating compound, and a color developer. This material exhibits excellent heat sensitivity and enables rapid color development at low cost.

REFERENCES:
patent: 3916068 (1975-10-01), Kohmura et al.
patent: 5288686 (1994-02-01), Tanabe et al.
patent: 5302194 (1994-04-01), Tanabe et al.

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