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. 09, 2013
Filed:
Nov. 24, 2010
Mark David Fisher, Midland, MI (US);
Michael Kang-jen Lee, Midland, MI (US);
Bi-shun Zeng, Midland, MI (US);
Mark David Fisher, Midland, MI (US);
Michael Kang-Jen Lee, Midland, MI (US);
Bi-Shun Zeng, Midland, MI (US);
DOW Corning Corporation, Midland, MI (US);
Abstract
This application relates to cyclic siloxane compounds comprising the structural formula where a≧2 and b≧2, R is an alkyl group containing 1 to 4 carbon atoms, R1 is independently hydrogen or methyl, compositions comprising any of the above cyclic siloxanes and an additional silicone, emulsion compositions comprising any of the above cyclic siloxanes or the above composition, and a process for preparing the above cyclic siloxane compounds comprising reacting a chloro end-blocked polydimethylsiloxane with a diol functional compound containing at least 3 carbon atoms.