Recording material

Details Recording material Recording material

1989-07-27

1991-01-01

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...

503208, 503225, B41M 518

Patent

active

049818350

ABSTRACT:
A recording material comprising an electron donating colorless dye and an electron accepting compound is disclosed, the recording material further comprising, as a heat-fusible substance, a benzyl ether derivative represented by formula (I): ##STR1## wherein R represents a halogen atom or a substituted or unsubstituted alkoxy group; and when R is a substituted or unsubstituted alkoxy group, X, Y and Z, which may be same or different, each represents a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group or a halogen atom; and when R is a halogen atom, X represents a substituted or unsubstituted alkoxy group, and Y and Z each represents a hydrogen atom.
The recording material exhibits improved color developability and color forming sensitivity.

REFERENCES:
patent: 4538164 (1985-08-01), Takigawa et al.
patent: 4539577 (1985-09-01), Kaneko et al.
patent: 4644375 (1987-02-01), Satake et al.

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