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:
Mar. 09, 1999
Filed:
Aug. 26, 1997
Applicant:
Inventor:
Norbert Auner, Berlin, DE;
Assignee:
Dow Corning, Ltd., Wales, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09F / ;
U.S. Cl.
CPC ...
556465 ; 556406 ; 556487 ; 556489 ;
Abstract
Silyl cation of the formula Si.sup.+ R.sub.2 R' wherein R denotes a hydrogen, a hydrocarbon or fluorine and R' denotes a norbornyl or cyclopentenyl containing substituent is free of co-ordination with a solvent and is stable at a temperature of upto at least 40.degree.C. Also disclosed is a compound consisting of the cation and a borate or carborane anion, a composition comprising the cation and a solvent and a process for making the cation.