Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or...
Patent
1987-03-20
1989-01-24
Hess, Bruce H.
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
427150, 427151, 428211, 4285375, 428913, 503207, 503214, 503226, B41M 518
Patent
active
048001929
ABSTRACT:
A heat-sensitive recording paper is disclosed. The paper comprises a paper support having provided thereon a heat-sensitive color-forming layer wherein said paper support has at least 10 wt % of a white pigment contained in its interior and which also contains a polymer latex with an MFT (minimum film-forming temperature) of no higher than 40.degree. C. in an amount of from 5 to 30 wt % based on the weight of the white pigment.
REFERENCES:
patent: 4289332 (1981-09-01), Kato
patent: 4408781 (1983-10-01), Watanabe
patent: 4490732 (1984-12-01), Maekawa et al.
patent: 4682191 (1987-07-01), Tamagawa et al.
Fuchizawa Tetsuro
Tamagawa Shigehisa
Fuji Photo Film Co. , Ltd.
Hess Bruce H.
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