Recording material

Details Recording material Recording material

1996-06-06

1997-08-26

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, 503200, B41M 540

Patent

active

056611013

ABSTRACT:
A recording material is provided with, on a support, at least a coloring layer containing a first coloring component which is substantially colorless and a second coloring component which is substantially colorless and is colored by reacting with the first coloring component, wherein the coloring layer contains a polyvinyl alcohol resin having syndiotacticity of greater than or equal to 55 molar % as diad indication and a saponification degree of greater than or equal to 85 molar %. There is also disclosed a recording material having a protective layer provided on the coloring layer of the aforementioned recording material, wherein the polyvinyl alcohol resin having syndiotacticity of greater than or equal to 55 molar % as diad indication and a saponification degree of greater than or equal to 85 molar % is contained in at least one of the coloring layer and the protective layer. In particular, a modified polyvinyl alcohol having an ethylene-modified rate of 20 molar % to 1 molar % and a saponification rate of greater than or equal to 85 molar % is suitable. The present recording materials have the excellent water resistance, resistance to chemicals, running properties and manufacturing applicability.

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