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:
Jul. 08, 1986
Filed:
Nov. 07, 1984
Applicant:
Inventors:
Katsuhiko Kuroda, Yokohama, JP;
Hideki Yamanouchi, Machida, JP;
Assignee:
Mitsubishi Chemical Industries Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549255 ; 526272 ;
Abstract
A process for preparing a composition containing an alkenyl succinic anhydride, which comprises subjecting an olefin and maleic anhydride to a thermal addition reaction, followed by addition of a peroxide to cause unreacted olefin and maleic anhydride to undergo a radical initiated reaction.