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. 22, 2017
Filed:
Mar. 01, 2013
Applicant:
Ppg Industries Ohio, Inc., Cleveland, OH (US);
Inventors:
Noel R. Vanier, Wexford, PA (US);
John T. Donnelly, Monroeville, PA (US);
Xiangling Xu, Pittsburgh, PA (US);
Assignee:
PPG Industries Ohio, Inc., Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/02 (2006.01); G02B 5/26 (2006.01); C09D 5/33 (2006.01); C09C 1/28 (2006.01); C30B 7/00 (2006.01); C30B 29/16 (2006.01); C30B 29/54 (2006.01); C30B 29/60 (2006.01); G02B 5/22 (2006.01);
U.S. Cl.
CPC ...
G02B 1/02 (2013.01); C09C 1/28 (2013.01); C09D 5/004 (2013.01); C30B 7/00 (2013.01); C30B 29/16 (2013.01); C30B 29/54 (2013.01); C30B 29/60 (2013.01); G02B 5/223 (2013.01); G02B 5/26 (2013.01);
Abstract
A radiation-scattering composition, comprising a plurality of colloidal crystals or aggregates of colloidal crystals, each said crystal comprising radiation reflecting particles in a colloidal array and radiation absorbing particles dispersed in the crystals. The composition scatters radiation in a wavelength band in substantially all directions and absorbs radiation.