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. 06, 2001
Filed:
Dec. 23, 1998
Applicant:
Inventors:
Klaus Kaeppler, Dresden, DE;
Robert Lehnert, Dresden, DE;
Sabine Hoffmann, Radebeul, DE;
Toni Schoeley, Diera-Zehren, DE;
Assignee:
Wacker Chemie GmbH, Munich, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 7/720 ;
U.S. Cl.
CPC ...
C08G 7/720 ;
Abstract
The present invention relates to a method for preparing a polyorganosiloxane, that contains mono- and tetrafunctional units, by hydrolysis and condensation of mixtures of alkyl silicates and alkylsilanes and/or their hydrolyzates and compounds containing SiCl groups.