Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or... – Method of use – kit – or combined with marking instrument or...
Patent
1990-11-21
1992-09-01
Schwartz, Pamela R.
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
Method of use, kit, or combined with marking instrument or...
503208, 503209, 503221, B41M 530
Patent
active
051438909
ABSTRACT:
The present invention provides a heat sensitive recording material, including a substrate and a heat sensitive recording layer thereon incorporating a colorless or light-colored basic dye and a color acceptor reactive with the dye to form a color when contacted therewith, the recording material also including 1-(4-methoxyphenoxy)-2-(2-methylphenoxy)ethane in the heat sensitive recording layer.
REFERENCES:
patent: 4531140 (1985-07-01), Suzuki et al.
Abe Yukihiro
Okimoto Tomoyuki
Saito Toranosuke
Tsuchida Tetsuo
Kanzaki Paper Manufacturing Co. Ltd.
Sanko Kaihatsu Kagaku Kenkyusho Corporation
Schwartz Pamela R.
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