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. 31, 2015
Filed:
Dec. 17, 2007
Applicants:
Feng Bai, Woodbury, MN (US);
Rachael A. T. Gould, Forest Lake, MN (US);
Mark T. Anderson, Woodbury, MN (US);
Inventors:
Feng Bai, Woodbury, MN (US);
Rachael A. T. Gould, Forest Lake, MN (US);
Mark T. Anderson, Woodbury, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/00 (2006.01); B01J 21/02 (2006.01); B05D 7/00 (2006.01); E04D 13/00 (2006.01); B01J 35/00 (2006.01); B01J 37/02 (2006.01); C04B 20/10 (2006.01); C04B 28/26 (2006.01); C04B 41/50 (2006.01); C09D 1/02 (2006.01); C09D 5/16 (2006.01); C09D 7/12 (2006.01); E04D 7/00 (2006.01); C04B 111/00 (2006.01); C04B 111/20 (2006.01); C08K 3/22 (2006.01);
U.S. Cl.
CPC ...
E04D 13/002 (2013.01); B01J 35/004 (2013.01); B01J 37/0215 (2013.01); C04B 20/1077 (2013.01); C04B 28/26 (2013.01); C04B 41/5089 (2013.01); C09D 1/02 (2013.01); C09D 5/1618 (2013.01); C09D 7/1216 (2013.01); E04D 7/005 (2013.01); C04B 2111/00586 (2013.01); C04B 2111/00827 (2013.01); C04B 2111/2061 (2013.01); C08K 3/22 (2013.01);
Abstract
In one aspect, the present invention is directed to a coating composition. The coating composition comprises photocatalytic particles and an alkali metal silicate binder comprising a boric acid, borate, or combination thereof. In another aspect, the present invention is directed to a coated article. The coated article has a photocatalytic coating with improved durability on its external surface that is formed from the aforesaid coating composition.