Heat-sensitive recording material

Details Heat-sensitive recording material Heat-sensitive recording material

1995-04-26

1997-02-18

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

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

Having nonreactant particles of defined size

427150, 503209, 503214, 503216, B41M 530

Patent

active

056041764

ABSTRACT:
A heat-sensitive recording material comprises a recording layer containing a colorless or light-colored basic dye and a developing agent on a support. The recording layer further contains a polyethylene having a melting point not lower than 60.degree. C., which is obtained as an emulsion not comprising a surfactant.
The heat-sensitive recording material may be prepared by coating on a support an aqueous coating composition, which contains a colorless or light-colored basic dye and a developing agent together with a polyethylene emulsion comprising a polyethylene having a melting point not lower than 60.degree. C. but no surfactant (e.g. emulsifier), to form a recording layer.

REFERENCES:
patent: 4168845 (1979-09-01), Oeda et al.
patent: 4226912 (1980-10-01), Iwasaki et al.
patent: 4322471 (1982-03-01), Miyakawa
patent: 4948775 (1990-08-01), Tsuji et al.
patent: 5256618 (1993-10-01), Takahashi et al.
patent: 5439869 (1995-08-01), Klug et al.
patent: 5449657 (1995-09-01), Takahashi

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