Color developer, recording unit having a layer of the color deve

Details Color developer, recording unit having a layer of the color deve Color developer, recording unit having a layer of the color deve

1980-03-13

1983-02-22

Kight, III, John

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

282 275, 427150, C09D 1100

Patent

active

043746713

ABSTRACT:
A color developer containing a combination of zinc oxide, at least one salicylic acid or nuclear substituted salicylic acid, and at least one metal silicate as an inorganic pigment, and a recording unit having a layer of the color developer. The color developer has a high developing ability and is capable of forming a distinct color having a high light resistance when it is contacted with a color former.

REFERENCES:
patent: 3540914 (1970-11-01), Chao-Han Lin
patent: 3924027 (1975-12-01), Saito et al.
patent: 3934070 (1976-11-01), Kimura et al.
patent: 4121013 (1978-10-01), Miller et al.

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