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. 10, 1993
Filed:
Mar. 13, 1992
Yuuichi Fukushige, Shizuoka, JP;
Masato Satomura, Shizuoka, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
A hydroxybenzenesulfone compound represented by the following formula (I): ##STR1## wherein all symbol are defined in the specification, and a process for producing the compound is disclosed. Further, a process for producing a hydroxybenzenesulfone compound having an alcoholic hydroxyl group and represented by the following formula (III): ##STR2## wherein all symbols are defined in the specification, comprising the step of oxidizing a hydroxyalkylthiophenol compound having an alcoholic hydroxyl group is disclosed. Furthermore a process for producing a compound represented by the following formula (IV): ##STR3## wherein all symbols are defined in the specification, comprising the step of reacting a hydroxyalkylthiophenol compound with an acrylic acid halide or a methacrylic halide in a polar solvent is disclosed.