The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 26, 1997
Filed:
Jun. 06, 1996
Shintaro Washizu, Shizuoka, JP;
Hidenori Gotoh, Shizuoka, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
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.