Thermal recording sheet

Details Thermal recording sheet Thermal recording sheet

1996-06-14

1998-05-05

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, B41M 530

Patent

active

057474141

ABSTRACT:
In a thermal recording sheet including a substrate having thereon a thermal color developing layer containing colorless or pale colored basic achromatic dye and an organic color developer, the thermal color developing layer contains aluminium hydroxide and a urea-formaldehyde resin pigment. The thermal recording sheet is small in abrasion of the recording head and adherence of depositions to the head even after long-run recording, and friction staining in unrecorded portion due to the recording head and change in gloss in unrecorded portion during recording are small.

REFERENCES:
patent: 4168845 (1979-09-01), Oeda et al.
patent: 4243716 (1981-01-01), Kosaka et al.
patent: 4311758 (1982-01-01), Oeda et al.
patent: 4486763 (1984-12-01), Keishi et al.
patent: 4520379 (1985-05-01), Glanz et al.
patent: 5130291 (1992-07-01), Okuda
patent: 5447900 (1995-09-01), Suzaki et al.
Patent Abstracts of Japan, vol. 007, No. 110 (M-214), 13 May 1983.
JP 58 031794 A (Ricoh KK), 24 Feb. 1983.
Database WPI, Section Ch, Week 8311, Derwent Pub. Ltd., London, GB.
JP 58 020 492 A (Ricoh KK), 5 Feb. 1983.

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