Heat-sensitive recording material

Details Heat-sensitive recording material Heat-sensitive recording material

1987-06-11

1989-08-08

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

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

Having constituent defined in terms of melting temperature

427151, 428211, 428342, 4285375, 428913, 503200, 503209, 503221, 503225, B41M 518

Patent

active

048552780

ABSTRACT:
A heat-sensitive recording material is disclosed. The material comprises a neutral paper support having provided on at least one surface thereof a heat-sensitive color forming layer containing a fluoran derivative having an arylamino group at the 2-position and an amine residual group at the 6-position, an electron accepting compound, a hindered phenol derivative and a heat-fusible compound represented by formula (I): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6, which may be the same or different, each represents a hydrogen atom, an alkyl group, an alkoxy group, a phenyl group or a halogen atom, X represents an oxygen atom or a sulfur atom, and Z represents a divalent group.

REFERENCES:
patent: 4255491 (1981-03-01), Igarashi
patent: 4531140 (1985-07-01), Suzuki et al.
patent: 4628335 (1986-12-01), Igarashi et al.

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