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:
Mar. 08, 2016
Filed:
Oct. 30, 2014
3m Innovative Properties Company, St. Paul, MN (US);
Suresh S. Iyer, Woodbury, MN (US);
Miguel A. Guerra, Woodbury, MN (US);
Richard G. Hansen, Mahtomedi, MN (US);
David S. Hays, Woodbury, MN (US);
Ramesh C. Kumar, Woodbury, MN (US);
George G. I. Moore, Afton, MN (US);
Yu Yang, Eden Prairie, MN (US);
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Abstract
Copolymers containing at least one perfluoropolyether segment and multiple aminooxalylamino groups are described. Methods of making the copolymers are also described. The copolymers can be prepared by reacting an oxalylamino-containing compound and an amine compound having at least two primary amino groups, at least two secondary amino groups, or at least one primary amino group plus at least one secondary amino group.