Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or... – Heavy metal reactant
Patent
1986-06-09
1988-06-07
Hess, Bruce H.
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
Heavy metal reactant
427150, 503211, 503212, 503216, 503217, 503225, B41M 516, B41M 522
Patent
active
047496800
ABSTRACT:
The color-developing agent for pressure-sensitive recording sheet comprises the polyvalent-metal salt of carboxylated terpenephenol resin. The color-developing sheet containing the above color-developing agent provides excellent yellowing-resistance, superior color-developing ability and improved fastness of the colored image.
REFERENCES:
patent: 4540998 (1985-09-01), Bodmer et al.
Hasegawa Akira
Hata Kunio
Suzuki Mamoru
Umeda Hiroaki
Hess Bruce H.
Jujo Paper Co. Ltd.
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