Thermosensitive recording material

Details Thermosensitive recording material Thermosensitive recording material

1985-11-20

1988-02-23

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

Having a colorless color-former, developer therefor, or...

427152, 503214, 503226, B41M 522

Patent

active

047270543

ABSTRACT:
A thermosensitive recording material comprising (a) a support material, (b) an undercoat layer formed thereon, comprising a polyvinyl alcohol having a saponification ratio ranging from 80 mole % to 95 mole %, which serves as water-soluble binder agent, a first water-resisting-property-improvement agent and a first organic filler, (c) a thermosensitive coloring layer formed on the undercoat layer, comprising a leuco dye, a color developer capable of inducing color formation in the leuco dye upon application of heat thereto and the same polyvinyl alcohol as first mentioned and (d) an overcoating layer formed on the thermosensitive coloring layer, comprising the same polyvinyl alcohol as first mentioned, a second water-resisting-property-improvement agent and a second organic filler.

REFERENCES:
patent: 4370370 (1983-01-01), Iwata et al.
patent: 4513301 (1985-04-01), Takayama et al.

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