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:
Apr. 02, 2002
Filed:
Apr. 12, 2000
Applicant:
Inventors:
Mikio Aramata, Annaka, JP;
Masaaki Furuya, Annaka, JP;
Yoshihiro Shirota, Annaka, JP;
Akio Muraida, Annaka, JP;
Susumu Ueno, Annaka, JP;
Toshio Shinohara, Annaka, JP;
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/16 ;
U.S. Cl.
CPC ...
C07F 7/16 ;
Abstract
Organohalosilanes are prepared by reacting an organic halide with metallic silicon particles in the presence of a metallic copper catalyst which is a metallic copper powder in flake form having a bulk specific gravity of 1-3 g/cm and a mean particle size of 10 &mgr;m to 1 mm as measured by laser diffraction particle size distribution analysis.