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:
Feb. 27, 2018
Filed:
Oct. 08, 2014
Applicant:
Rhodia Operations, Aubervilliers, FR;
Inventors:
Assignee:
Rhodia Operations, Aubervilliers, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 33/00 (2006.01); C01B 33/12 (2006.01); C01B 33/193 (2006.01);
U.S. Cl.
CPC ...
C01B 33/128 (2013.01); C01B 33/193 (2013.01);
Abstract
A unique method for preparing precipitated silica entails reacting a silicate with an acidifying agent to obtain a suspension of precipitated silica, and separating and drying the suspension, and further wherein the precipitation includes contacting a silicate with an acidifying agent in an acidic medium in a fast blender.