Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or... – Having constituent defined in terms of melting temperature
Patent
1989-04-27
1991-01-29
Hess, Bruce H.
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
Having constituent defined in terms of melting temperature
503209, 503225, B41M 518
Patent
active
049886622
ABSTRACT:
A thermosensitive recording sheet comprising a substrate sheet and coated on the substrate, a film comprising a color-forming lactone compound, an acidic substance and a sensitizer, said sensitizer being a substituted or unsubstituted phenacyl ether compound or a substituted or unsubstituted phenacyl sulfide compound.
Araki Shingo
Inagaki Masaji
Tsuchiya Kikuo
Dainippon Ink and Chemicals Inc.
Hess Bruce H.
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