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:
May. 29, 2018
Filed:
Jan. 11, 2012
Applicants:
Sophie Vanpoulle, Gentilly, FR;
Van Nhan Nguyen, Paris, FR;
Alexandra Dekoninck, Ezanville, FR;
Inventors:
Assignee:
CertainTeed Corporation, Malvern, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
B05D 7/00 (2006.01); A01N 25/12 (2006.01); A01N 25/34 (2006.01); C09C 1/00 (2006.01); C09C 3/00 (2006.01); C09C 3/06 (2006.01); C09C 3/08 (2006.01); C09C 3/12 (2006.01); E04D 13/00 (2006.01); E04D 1/00 (2006.01);
U.S. Cl.
CPC ...
A01N 25/12 (2013.01); A01N 25/34 (2013.01); C09C 1/0081 (2013.01); C09C 3/006 (2013.01); C09C 3/063 (2013.01); C09C 3/08 (2013.01); C09C 3/12 (2013.01); E04D 13/002 (2013.01); C01P 2006/12 (2013.01); C01P 2006/14 (2013.01); E04D 2001/005 (2013.01); Y10T 428/2438 (2015.01); Y10T 428/24372 (2015.01); Y10T 428/24388 (2015.01);
Abstract
Biocidal roofing granules are prepared by providing a mineral core and at least one biocidal photocatalytic metal oxide. A gel-forming inorganic coating medium is prepared and used to coat the mineral core to form a coating layer having a porous network on the mineral core, and the at least one biocidal photocatalytic metal oxide is disposed in the porous network.