Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or... – Identified solvent or dispersant for color-former – other...
Patent
1990-08-08
1992-06-16
Hess, Bruce H.
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
Identified solvent or dispersant for color-former, other...
503215, B41M 5165
Patent
active
051224984
ABSTRACT:
A dye solvent useful as a material for microcapsules necessary for the manufacture of pressure-sensitive manifold paper. This solvent essentially consists of a hydroaromatic compound for pressure-sensitive manifold paper. The compound is a polycyclic aromatic compound with three or more aromatic rings, some of which rings have been hydrogenated and exhibits solvency, particularly, for a black pigment and a blue pigment of leuco dye.
REFERENCES:
patent: 3917477 (1975-11-01), Hashimoto et al.
patent: 4387256 (1983-06-01), Henderson et al.
patent: 4783438 (1988-11-01), Okada et al.
Kimura Tadao
Miki Jun
Nishida Taisuke
Taniguchi Hiroaki
Hess Bruce H.
NKK Corporation
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