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:
Apr. 16, 2024
Filed:
Jul. 09, 2019
Applicant:
Evonik Operations Gmbh, Essen, DE;
Inventors:
Uwe Numrich, Gross-Zimmern, DE;
Christian Moers, Langen, DE;
Bettina Gerharz-Kalte, Hünfelden, DE;
Björn Lazar, Hasselroth, DE;
Matthias Geisler, Nörten-Hardenberg, DE;
Assignee:
Evonik Operations GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09C 1/30 (2006.01); B01J 2/30 (2006.01); C04B 26/06 (2006.01); C04B 26/32 (2006.01); C04B 40/02 (2006.01); C04B 111/27 (2006.01); C04B 111/28 (2006.01); E04B 1/74 (2006.01); F16L 59/02 (2006.01);
U.S. Cl.
CPC ...
C09C 1/309 (2013.01); B01J 2/30 (2013.01); C04B 26/06 (2013.01); C04B 26/32 (2013.01); C04B 40/0263 (2013.01); F16L 59/028 (2013.01); C01P 2004/50 (2013.01); C01P 2004/61 (2013.01); C01P 2004/80 (2013.01); C01P 2006/11 (2013.01); C01P 2006/12 (2013.01); C01P 2006/90 (2013.01); C04B 2111/27 (2013.01); C04B 2111/28 (2013.01); C04B 2201/20 (2013.01); E04B 2001/742 (2013.01);
Abstract
Hydrophobized granular material comprising from 30 to 95% by weight of a pyrogenic mixed oxide based on silica and at least one oxide of metal M selected from of Al, Ti and Fe with the content of metal M oxide in the mixed oxide being from 01 to 10% by weight, and from 5 to 70% by weight of at least one IR-opacifier selected from the group consisting of silicon carbide, zirconium dioxide, ilmenites, iron titanates, zirconium silicates, manganese oxides, graphites, carbon blacks and mixtures thereof.