Color developing sheet for pressure-sensitive recording sheet

Details Color developing sheet for pressure-sensitive recording sheet Color developing sheet for pressure-sensitive recording sheet

1982-01-29

1983-12-27

Hess, Bruce H.

Textiles: manufacturing

428327, 428328, 428329, 428330, 428331, 428341, 428342, B41M 516, B41M 522

Patent

active

044226705

ABSTRACT:
A color developing sheet for pressure-sensitive recording sheet containing in its color developing layer, an organic coreactant (color developing agent), calcium carbonate and styrene-butadiene copolymer latex or modified styrene-butadiene copolymer latex of an average particle size of less than 0.08.mu. whereby a color developing sheet having excellent water resistance, very improved mark formation, improved printability, high surface strength, rapid setting of ink, etc. is provided.

REFERENCES:
patent: 3540910 (1970-11-01), Lin
patent: 3767449 (1973-10-01), Hayashi
patent: 4076887 (1978-02-01), Tsuji et al.
patent: 4234212 (1980-11-01), Kato et al.

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