US Patent Issued to 3M Innovative Properties on June 23 for "Sulfonate-functional coating compositions, methods of making the same, and articles therefrom" (Minnesota Inventors)

ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,610, issued on June 23, was assigned to 3M Innovative Properties Co. (St. Paul, Minn.).

"Sulfonate-functional coating compositions, methods of making the same, and articles therefrom" was invented by Paul B. Armstrong (St. Paul, Minn.), Adam J. Meuler (Woodbury, Minn.) and Jon P. Nietfeld (Woodbury, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein is a coating composition comprising: (a) a zwitterionic compound comprising (i) sulfonate-functional groups and (ii) alkoxysilane groups and/or silanol-functional groups; (b) an acid-catalyzed hydrolysis product of an alkoxylsilane, wherein the acid-catalyzed hydrolysis product of an a...