Pressure-sensitive recording sheets

Details Pressure-sensitive recording sheets Pressure-sensitive recording sheets

1986-02-27

1987-08-25

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

Having a colorless color-former, developer therefor, or...

Having nonchromogenic liquid spread-control or...

503212, 503216, 503225, 503226, 427150, B41M 516, B41M 522

Patent

active

046896449

ABSTRACT:
A pressure-sensitive recording sheet capable of providing colored images by a reaction of a substantially colorless electron donating dye precursor and an electron accepting developer is described, wherein a layer comprising the electron accepting developer of the pressure-sensitive recording sheet contains (1) a metal salt of an aromatic carboxyl acid, and (2) at least one of a 2-mercaptobenzothiazole and a 2-mercaptobenzimidazole.

REFERENCES:
patent: 4489336 (1984-12-01), Aoyagi et al.

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