Heat sensitive coating

Details Heat sensitive coating Heat sensitive coating

1985-06-10

1987-06-23

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

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

Having nonchromogenic liquid spread-control or...

106 21, 106 25, 346208, 346214, 346216, 346217, 346221, 346225, B41M 518, C09D 1114

Patent

active

046757058

ABSTRACT:
An improved heat sensitive coating composition and heat sensitive paper for thermal printing containing the composition are disclosed. The composition contains a color-forming amount of a finely divided solid colorless or pale colored chromogenic fluoran dyestuff, a color-developing amount of a finely divided mixture of benzyl p-hydroxy benzoate and a halogenated derivative of 4,4'-isopropylidenediphenol and a carrier composition.

REFERENCES:
patent: 4138357 (1979-02-01), Igarashi
patent: 4289535 (1981-09-01), Marginean
patent: 4399188 (1983-08-01), Yamato et al.
patent: 4431706 (1984-02-01), Sato
patent: 4467339 (1984-08-01), Asami et al.

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