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. 02, 1993
Filed:
Feb. 05, 1993
Applicant:
Inventors:
Gerald L Larson, Newtown, PA (US);
Thomas V John, Yardley, PA (US);
Ram R Chawla, Bensalem, PA (US);
Chitoor S Subramaniam, Kendall Park, NJ (US);
Assignee:
Huls America, Inc., Piscataway, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
556415 ; 25218313 ;
Abstract
Trialkylsilyl nitrile is prepared by anhydrously reacting stoichiometric amounts of trialkylsilyl halide, hexaalkyldisilazane or trialkylsilyl amine, and hydrogen cyanide, in the absence or presence of a solvent or inert gas atmosphere. No catalyst is necessary, and the reaction preferably is performed at a temperature of from 5.degree. C. to 25.degree. C.