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:
Jul. 12, 2022
Filed:
Jun. 07, 2018
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 7/056 (2020.01); C08J 7/06 (2006.01); C08J 7/043 (2020.01); C08J 7/046 (2020.01); C09D 7/40 (2018.01); C09D 7/62 (2018.01); C08J 7/04 (2020.01); C09D 1/02 (2006.01); C09D 4/00 (2006.01); C09D 5/00 (2006.01); C09D 5/16 (2006.01); C08K 3/36 (2006.01);
U.S. Cl.
CPC ...
C08J 7/06 (2013.01); C08J 7/043 (2020.01); C08J 7/046 (2020.01); C08J 7/0423 (2020.01); C08J 7/056 (2020.01); C09D 1/02 (2013.01); C09D 4/00 (2013.01); C09D 5/002 (2013.01); C09D 5/1675 (2013.01); C09D 7/62 (2018.01); C09D 7/67 (2018.01); C08J 2367/02 (2013.01); C08J 2483/04 (2013.01); C08K 3/36 (2013.01);
Abstract
A film including: an organic polymeric substrate having a first major surface and a second major surface; an optional acrylic hardcoat layer disposed on the first major surface of the substrate; a siliceous primer layer disposed on the organic polymeric substrate or on the optional acrylic hardcoat layer, wherein the siliceous primer layer includes silica nanoparticles modified by an organic silane; and a superhydrophilic surface layer disposed on the siliceous primer layer, wherein the superhydrophilic surface layer includes hydrophilic-functional groups.