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, 2008
Filed:
May. 21, 2007
Motozo Yoshikiyo, Chiba, JP;
Yasuhiro Tanaka, Chiba, JP;
Toshikazu Machida, Chiba, JP;
Hiroshi Sato, Chiba, JP;
Nobuyuki Kuroda, Yamaguchi, JP;
Mitsumasa Tsugawa, Yamaguchi, JP;
Sanae Hatakenaka, Yamaguchi, JP;
Mikio Fujimoto, Yamaguchi, JP;
Motozo Yoshikiyo, Chiba, JP;
Yasuhiro Tanaka, Chiba, JP;
Toshikazu Machida, Chiba, JP;
Hiroshi Sato, Chiba, JP;
Nobuyuki Kuroda, Yamaguchi, JP;
Mitsumasa Tsugawa, Yamaguchi, JP;
Sanae Hatakenaka, Yamaguchi, JP;
Mikio Fujimoto, Yamaguchi, JP;
Ube Industries, Ltd., , JP;
Abstract
A process for the production of trialkoxyhalosilanes which comprises reacting a tetrahalosilane [37] with a tetra-alkoxysilane [38] in the presence of an alcohol whose alkoxy group is the same as those of the tetraalkoxysilane to thereby obtain a trialkoxyhalosilane [39], characterized in that the alcohol is used in an amount of 5 to 50% by mole based on the total amount of Si of the tetrahalosilane and the tetraalkoxysilane: SiX[37] (wherein X is halogeno) Si(OR)[38] (wherein Ris a hydrocarbon group havingtocarbon atoms) XSi(OR)[39] (wherein X and Rare each as defined above).