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:
Jun. 25, 2019
Filed:
Sep. 24, 2014
3m Innovative Properties Company, St. Paul, MN (US);
Richard G. Hansen, Mahtomedi, MN (US);
James P. DiZio, St. Paul, MN (US);
Junkang Liu, Woodbury, MN (US);
David S. Hays, Woodbury, MN (US);
Deena M. Conrad-Vlasak, Midland, MI (US);
Timothy A. Peterson, Lino Lakes, MN (US);
Sarah A. Sykora, New Richmond, WI (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
Silicone-polyether copolymers, adhesives and medical articles comprising same, and methods of making same. The silicone-polyether copolymer composition can include a backbone composition having a first (silicone) segment and a second (polyether) segment connected randomly via at least one of an oxamide linkage and a urea linkage. The method of making the silicone-polyether copolymer composition can include combining: a) a first (silicone) precursor; b) a second (polyether) precursor; and c) at least one of a diisocyanate and an oxalate compound.