Method for improving light-fastness of reversible thermochromic

Compositions: coating or plastic – Coating or plastic compositions – Marking

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106 3116, 106 3117, C09D 1102

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058739327

ABSTRACT:
A method of causing metachromatism by the use of a reversible thermochromic composition comprising (a) an electron donating compound, (b) an electron accepting compound and (c) a metachromatic temperature adjuster, wherein;

REFERENCES:
patent: 4865648 (1989-09-01), Kito et al.
Hawley's Condensed Chemical Dictionary, 12th ed. p. 154, 1993.

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