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:
Oct. 02, 1984
Filed:
Aug. 05, 1982
Sumitomo Chemical Company, Limited, Osaka, JP;
Abstract
A process for preparing an acrylic or methacrylic acid ester comprising esterifying the acrylic or methacrylic acid with an alcohol in a water-insoluble and non-reactive organic solvent in the presence of an acid catalyst, the volume ratio of the organic solvent phase to an aqueous solution phase of the acid catalyst being as small as 0.1 to 1.0, whereby a reactor is allowed to be small-sized and a conversion of the esterification is kept high. The acrylic or methacrylic acid ester is useful as a starting material of an acrylic resin or acrylic resin coating, an adhesive or the like.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile