Heat sensitive recording material

Details Heat sensitive recording material Heat sensitive recording material

1997-08-14

1999-08-10

Hess, Bruce

Record receiver having plural interactive leaves or a colorless

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

Having nonchromogenic liquid spread-control or...

427152, 503200, 503208, 503216, 503226, B41M 530, B41M 540

Patent

active

059359005

ABSTRACT:
The present invention provides a heat sensitive recording material comprising a heat sensitive recording layer formed on a substrate and containing an electron-donating compound and an electron-accepting compound, and a protective layer formed on the recording layer when required, the recording material being characterized in that at least one benzotriazole compound represented by the formula (1) is incorporated into at least one of the heat sensitive recording layer and the protective layer ##STR1## wherein R.sup.1 is C.sub.1.about.4 alkyl, Ar is 1,3-phenylene or 1,4-phenylene.

REFERENCES:
patent: 5128309 (1992-07-01), Iwakura et al.

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