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. 30, 1999
Filed:
Dec. 23, 1998
Applicant:
Inventors:
Mamoru Tachikawa, Kanagawa, JP;
Kasumi Takei, Kanagawa, JP;
Assignee:
Dow Corning Asia, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ;
U.S. Cl.
CPC ...
556479 ; 556413 ;
Abstract
A method for making a triarylamine having a hydrocarbon oxysilyl group SiOR', where R' is an organic group comprising 1 to 10 carbon atoms, which is important as a hole transfer substance in electronic applications, at a high yield and high position selectivity, comprising reacting a hydrido (hydrocarbonoxy)silane compound with a triarylamine having a vinyl group in the presence of platinum or platinum compound catalyst and a carboxylic acid compound.