Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...
Patent
1995-03-23
1996-08-20
Klemanski, Helene
Compositions: coating or plastic
Coating or plastic compositions
Metal-depositing composition or substrate-sensitizing...
106 21R, 503201, C09D 1100
Patent
active
055475000
ABSTRACT:
The reversible thermal coloring composition of the present invention comprises a leuco compound, a salt or complex salt obtained by the reaction of an acidic substance A and a basic substance, and an acidic substance B. The acidic substance A is identical with the acidic substance B.
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Klemanski Helene
Ricoh & Company, Ltd.
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