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. 11, 2008
Filed:
Dec. 17, 2003
Brian Douglas Chapman, Midland, MI (US);
Loren Dean Durfee, Midland, MI (US);
Timothy Paul Mitchell, Clio, MI (US);
James Steven Tonge, Sanford, MI (US);
Paul Cornelius Vandort, Sanford, MI (US);
Brian Douglas Chapman, Midland, MI (US);
Loren Dean Durfee, Midland, MI (US);
Timothy Paul Mitchell, Clio, MI (US);
James Steven Tonge, Sanford, MI (US);
Paul Cornelius Vandort, Sanford, MI (US);
Dow Corning Corporation, Midland, MI (US);
Abstract
A method comprising heating in the presence of a catalyst, a mixture comprising (i) a reaction product obtained by mixing in the presence of a platinum group metal-containing catalyst at least one organohydrogensilicon compound containing at least one silicon-bonded hydrogen atom per molecule and at least one compound having at least one aliphatic unsaturation; (ii) at least one endblocker, and optionally (iii) at least one organosiloxane chosen from a hydrolyzate or a cyclosiloxane, so to cause polymerization of components (i), (ii), and optionally (iii) to form branched polymers.