Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or... – Having nonchromogenic liquid spread-control or...
Patent
1992-04-08
1993-01-12
Schwartz, Pamela R.
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
Having nonchromogenic liquid spread-control or...
503208, 503225, B41M 530
Patent
active
051790661
ABSTRACT:
This invention relates to a thermosensitive recording material containing at least one of durene derivative represented by the formula (I): ##STR1## wherein Z represents CH.sub.2 OX or H, X represents an alkyl group, a cycloalkyl group, a substituted or unsubstituted aralkyl group or aryl group, or --COR group where R represents an alkyl group or a substituted or unsubstituted aryl group,
in a recording layer which contains a leuco dye and a color-developing agent which reacts with said dye so as to form a color by heating, and the thermosensitive recording material having high color sensitivity can be obtained.
REFERENCES:
patent: 4599271 (1986-07-01), Chao
Kawai Hajime
Kurosaki Takayuki
Narizuka Toshiro
Tsunemitsu Katsuhiko
Yamada Manabu
Castle Donald R.
Conlin David G.
Nagase Chemicals Ltd.
Schwartz Pamela R.
Yamada Chemical Co., Ltd.
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