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. 28, 2026
Filed:
Jan. 24, 2022
Applicants:
Dow Silicones Corporation, Midland, MI (US);
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Souvagya Biswas, Midland, MI (US);
Jason Fisk, Midland, MI (US);
Michael Telgenhoff, Midland, MI (US);
Eric Joffre, Midland, MI (US);
Assignees:
Dow Silicones Corporation, Midland, MI (US);
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 7/08 (2006.01); C07F 7/18 (2006.01);
U.S. Cl.
CPC ...
C07F 7/0829 (2013.01); C07F 7/18 (2013.01);
Abstract
A method for preparing a siloxane-(meth)acrylate macromonomer is provided. The method includes hydrosilylation, hydrolysis, and condensation. By-products of the method may be recycled to produce additional siloxane-(meth) acrylate macromonomer. An exemplary siloxane-(meth)acrylate macromonomer prepared by the method is 3-(1,1,1,3,5,5,5-heptamethyltrisiloxan-3-yl)propyl methacrylate.