Pressure sensitive recording paper

Details Pressure sensitive recording paper Pressure sensitive recording paper

1976-09-17

1989-11-14

Herbert, Thomas J.

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...

428199, 4284022, 428914, 503200, 503215, B41M 516, B41M 522

Patent

active

RE0331139

ABSTRACT:
A pressure-sensitive recording paper comprising a support having coated thereon a layer of color former, said color former dissolved in at least one compound represented by the following formula: ##STR1## wherein n is an integer of 1 to 8, R and R' each represent a member selected from the group consisting of alkyl groups containing one to eight carbon atoms, and a hydrogen atom, p and q represent the number of alkyl groups, p+q being an integer of 1 to 3, and R and R' may be the same.

REFERENCES:
patent: 3009760 (1961-11-01), Lenz
patent: 3016308 (1962-01-01), MacAulay
patent: 3069478 (1962-12-01), McLaughlin
patent: 3625736 (1971-12-01), Matsukawa
patent: 3627581 (1971-12-01), Phillips
patent: 3649649 (1972-03-01), Orita et al.
patent: 3936566 (1976-02-01), Sato et al.

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