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:
Nov. 12, 2002
Filed:
Jan. 28, 1999
Applicant:
Inventors:
Shin-ichi Ishikawa, Yamaguchi, JP;
Hisao Eguchi, Yamaguchi, JP;
Assignee:
Tosoh Corporation, Shinnanyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C 4/106 ;
U.S. Cl.
CPC ...
C07C 4/106 ;
Abstract
A process for the production of a styrene derivative is provided. The process comprises reacting a Grignard reagent prepared from an aromatic halogen compound with a vinyl halide in the presence of a catalyst, wherein the catalyst is at least one member selected from the group consisting of manganese catlyst, iron catalyst, cobalt catalyst and rhodium catalyst.