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. 01, 2012
Filed:
Oct. 23, 2008
Applicants:
Marc Mamak, Maineville, OH (US);
Francesca Peri, Bologna, IT;
Inventors:
Marc Mamak, Maineville, OH (US);
Francesca Peri, Bologna, IT;
Assignee:
BASF SE Ludwigshafen, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K 3/18 (2006.01); E04B 1/74 (2006.01);
U.S. Cl.
CPC ...
Abstract
Polymer dispersions of powders based on tungsten hydrogen bronze, especially containing a minor amount of tungsten metal, show good IR absorbing and heat shielding properties. The powders may be obtained by contacting an ammonium tungstate with hydrogen at a temperature of 2500 K or more, e.g. in a plasma.