Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or... – Having nonreactant particles of defined size
Patent
1997-08-05
1999-11-09
Hess, Bruce H.
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
Having nonreactant particles of defined size
503200, 503201, 503226, B41M 536
Patent
active
059814292
ABSTRACT:
A reversible thermosensitive recording medium has a support, and a reversible thermosensitive recording layer, an intermediate layer and a protective layer which are successively overlaid on the support in this order, the recording layer containing a reversible thermosensitive coloring composition which includes an electron-donating coloring compound and an electron-accepting compound and is capable of assuming a colored state and/or a decolorized state by controlling the thermal energy applied to the coloring composition or the cooling rate of the coloring composition after the application of thermal energy thereto, and the intermediate layer and/or protective layer containing an inorganic pigment material with an average particle diameter of 100 nm or less.
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Patent Abstracts of Japan [96:10, Oct. 31, 1996], abstract of JP 08-156418A.
Patent Abstracts of Japan [96:11, Nov. 29, 1996], abstract of JP 08-175012A .
Furuya Hiromi
Kawamura Fumio
Tatewaki Tadafumi
Tsutsui Kyoji
Hess Bruce H.
Ricoh & Company, Ltd.
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