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. 15, 2014
Filed:
Apr. 20, 2007
Antoine Baceiredo, Toulouse, FR;
Etienne Fleury, Irigny, FR;
Tsuyoshi Kato, Toulouse, FR;
Sébastien Marrot, Toulouse, FR;
Larent Saint-jalmes, Vourles, FR;
Antoine Baceiredo, Toulouse, FR;
Etienne Fleury, Irigny, FR;
Tsuyoshi Kato, Toulouse, FR;
Sébastien Marrot, Toulouse, FR;
Larent Saint-Jalmes, Vourles, FR;
Bluestar Silicones France SAS, Lyon Cedex, FR;
Abstract
A process for condensation between at least one ≡SiOH unit and at least one ≡SiOR unit is provided. In accordance with the present invention, R=a hydrogen or a C-Chydrocarbon group optionally comprising one or more heteroatoms, and the ≡SiOH and ≡SiOR units belong to at least one identical or different (organo)silicon compound P. The process is conducted in the presence of an effective amount of at least one catalyst C, comprising a carbene. Compositions are also provided.