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. 01, 1981
Filed:
Jul. 25, 1979
Applicant:
Inventors:
Isoo Shimizu, Yokohama, JP;
Okitsugu Tsuji, Yokohama, JP;
Eiichi Matsuzaka, Tokyo, JP;
Atsushi Sato, Tokyo, JP;
Assignee:
Nippon Petrochemicals Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585458 ;
Abstract
A method for aralkylation of benzene or alkylbenzenes which is characterized in that an aromatic olefin having a double bond or double bonds which are conjugated with the benzene ring is added to the benzene or alkylbenzenes in the presence of at least one member of catalyst selected from the group consisting of the compounds represented by the general formula: