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:
Apr. 06, 1993
Filed:
Dec. 20, 1990
Applicant:
Inventors:
Marc Lagarde, Strasbourg, FR;
Dominique Broussoux, Marcoussis, FR;
Jean-Claude Dubois, St Remy les Chevreuses, FR;
Assignee:
Thomson-CSF, Puteaux, FR;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528 21 ; 528 10 ; 556466 ;
Abstract
Disclosed is a process for the synthesizing of polysilsesquioxane, including a first step for the hydrolysis, in the presence of ether, of trichlorosilane with the general formula RSiCl.sub.3 where R represents an organic radical, notably an alkyl, an aryl, a vinyl or an allyl, said process further including the following steps;