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:
Sep. 03, 2024
Filed:
Jul. 12, 2019
Applicant:
Rhodia Operations, Aubervilliers, FR;
Inventors:
Frédéric Colbeau-Justin, Collonges au Mont d'Or, FR;
Cédric Boivin, Chasselay, FR;
Cyril Chomette, Mérignac, FR;
Thomas Chaussee, Cailloux-sur-Fontaines, FR;
Laurent Guy, Sathonay-Camp, FR;
Assignee:
RHODIA OPERATIONS, Aubervilliers, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 3/36 (2006.01); C01B 33/193 (2006.01); C08L 9/06 (2006.01); C08L 23/22 (2006.01); B60C 1/00 (2006.01);
U.S. Cl.
CPC ...
C01B 33/193 (2013.01); C08L 9/06 (2013.01); C08L 23/22 (2013.01); B60C 1/0016 (2013.01); B60C 2200/04 (2013.01); C01P 2004/51 (2013.01); C01P 2006/12 (2013.01); C08K 3/36 (2013.01);
Abstract
A precipitated silica for use in tire applications. In particular, a precipitated silica characterised by a CTAB surface area Sgreater than 140 m/g; a width of the aggregate size distribution Ld, measured by centrifugal sedimentation, of at least 1.2; a pH of less than 5.5; and a carbon content of less than 1500 ppm.