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:
May. 07, 2024
Filed:
Dec. 03, 2019
Dow Global Technologies Llc, Midland, MI (US);
Rohm and Haas Company, Collegeville, PA (US);
Dow Silicones Corporation, Midland, MI (US);
Hilda G. Buss, Norristown, PA (US);
Fanwen Zeng, Audubon, PA (US);
Bryan L. McCulloch, Olympia, WA (US);
Jodi Mecca, Midland, MI (US);
Ralph C. Even, Blue Bell, PA (US);
Michaeleen L. Pacholski, Collegeville, PA (US);
Dow Global Technologies LLC, Midland, MI (US);
Rohm and Haas Company, Collegeville, PA (US);
Dow Silicones Corporation, Midland, MI (US);
Abstract
A multistage polymer is provided, comprising: acrylate rich stage comprising: (a) structural units of monoethylenically unsaturated non-ionic, acrylate rich stage monomer selected from Calkyl (meth)acrylates and mixtures thereof; and (b) carbosiloxane rich stage, comprising: structural units of carbosiloxane monomer of formula (I), wherein a is 0 to 3; wherein d is 0 or 1; wherein Ris selected from hydrogen, Calkyl group and aryl group; wherein Ris selected from hydrogen and Calkyl group; wherein Ris —O—Si(CH)—O—Si(CH)group; wherein Y is selected from formula (II), (III) and (IV); wherein Rand Rare selected from hydrogen and methyl group; wherein Rand Rare a Calkylene group; wherein Ris Calkyl group; wherein b is 0 to 4 and wherein c is 0 or 1.