Two-color thermosensitive recording material

Details Two-color thermosensitive recording material Two-color thermosensitive recording material

1985-09-30

1986-10-28

Hess, Bruce H.

Recorders

Record receiver deforming

346205, 346208, 346226, 427152, B41M 500

Patent

active

046202056

ABSTRACT:
A two-color thermosensitive recording material comprising a support material, a high temperature color-forming layer comprising a first leuco dye and a first color developer overlaying the support material, a decolorizing layer containing a decolorizing agent overlaying the high temperature color-forming layer, and a low-temperature color-forming layer comprising a second leuco dye and a second color developer overlaying the decolorizing layer, wherein the melting points of the first leuco dye and the first color developer of the high temperature color-forming layer are 150.degree. C. or higher, the melting points of the second leuco dye and the second color developer of the low temperature color-forming layer are 60.degree. C. or higher and the melting point of at least one of the second leuco dye and the second color developer is 130.degree. C. or lower, and the melting point of the decolorizing agent is in the range of 120.degree. C. to 160.degree. C.

REFERENCES:
patent: 3916068 (1975-10-01), Kohmura et al.

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