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:
Sep. 25, 1984
Filed:
Mar. 22, 1983
Applicant:
Inventor:
Koji Seguchi, Ibaraki, JP;
Assignee:
Kureha Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560 80 ; 560 95 ; 560 99 ; 502154 ;
Abstract
A novel method for producing a diallyl ester of an aromatic dicarboxylic acid, particularly a diallyl ester of an aromatic symmetrical dicarboxylic acid by ester-exchange of a dialkyl ester of the aromatic dicarboxylic acid with allyl alcohol in the co-presence of two kinds of catalysts is disclosed. The obtained diallyl ester of an aromatic dicarboxylic acid according to the present invention is excellent in transmissivity.