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:
Aug. 11, 2020
Filed:
Jul. 29, 2015
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 ...
C09D 7/61 (2018.01); C09D 5/16 (2006.01); C09D 1/00 (2006.01); C09D 7/65 (2018.01); C09D 4/00 (2006.01); C03C 17/00 (2006.01); C08K 3/34 (2006.01); C08K 3/36 (2006.01); C08G 59/20 (2006.01); C08K 5/5419 (2006.01);
U.S. Cl.
CPC ...
C09D 7/61 (2018.01); C03C 17/007 (2013.01); C03C 17/008 (2013.01); C08G 59/20 (2013.01); C08K 3/36 (2013.01); C08K 5/5419 (2013.01); C09D 1/00 (2013.01); C09D 5/16 (2013.01); C09D 7/65 (2018.01); C03C 2217/445 (2013.01); C03C 2217/478 (2013.01); C03C 2217/75 (2013.01);
Abstract
Provided is a coated article comprising a substrate and a dried coating which comprises a first set of spherical silica nanoparticles having an average diameter of less than 20 nm and a second set of spherical silica nanoparticles having an average diameter of 20 nm to 120 nm. The alkoxy silane compound comprises an epoxy functional group or a carboxylic acid functional group. Also provided is a coating composition comprising an acidic aqueous dispersion which comprises the described first and second set of spherical silica nanoparticles and silane compound.