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. 27, 2018
Filed:
Dec. 16, 2014
Applicants:
Anke Blume, Weilerswist, DE;
Torsten Peterle, Grenzach-Wyhlen, DE;
Jaroslaw Monkiewicz, Rheinfelden, DE;
Inventors:
Anke Blume, Weilerswist, DE;
Torsten Peterle, Grenzach-Wyhlen, DE;
Jaroslaw Monkiewicz, Rheinfelden, DE;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C09C 1/30 (2006.01); B60C 1/00 (2006.01); C01B 33/193 (2006.01); C07F 7/18 (2006.01); C08K 9/06 (2006.01); C01B 33/18 (2006.01);
U.S. Cl.
CPC ...
C09C 1/3081 (2013.01); B60C 1/0016 (2013.01); C01B 33/193 (2013.01); C07F 7/1836 (2013.01); C08K 9/06 (2013.01); C01B 33/18 (2013.01); C01P 2004/51 (2013.01); C01P 2004/61 (2013.01); C01P 2006/12 (2013.01);
Abstract
The invention relates to silane-modified silicas having a BET surface area of 40 to 155 m/g, a sulphur content between 0.05% and 25% by weight and a particle size d5 of ≥4 μm, and d50 of ≥16 μm. The silane-modified silicas are used in rubber mixtures.