Heat-sensitive recording material

Details Heat-sensitive recording material Heat-sensitive recording material

1987-12-09

1989-05-02

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

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

Spatial relationship specified between color-former and...

427152, 428913, 428914, 503200, 503216, B41M 518

Patent

active

048268070

ABSTRACT:
A heat-sensitive recording material is disclosed, which comprises a support having thereon, in sequence, a heat-sensitive color-forming layer containing a colorless or slightly colored electron-donating dye precursor and an electron-accepting compound capable of reacting with the electron-donating dye precursor to form color, and a protective layer containing an alkali salt of an amidified copolymer of styrene and maleic acid.

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