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:
Oct. 24, 2023
Filed:
May. 28, 2020
Applicant:
Nouryon Chemicals International B.v., Arnhem, NL;
Inventors:
Joakim Erik Patrik Högblom, Gothenburg, SE;
Peter Lennart Gidlund, Gothenburg, SE;
Börje Sigvard Persson, Angered, SE;
Assignee:
NOURYON CHEMICALS INTERNATIONAL B.V., Arnhem, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 15/20 (2006.01); B01D 53/02 (2006.01); B01J 20/10 (2006.01); B01J 20/28 (2006.01); B01J 20/30 (2006.01); C01B 33/12 (2006.01); C01B 33/155 (2006.01); B01J 20/283 (2006.01);
U.S. Cl.
CPC ...
B01J 20/283 (2013.01); B01D 15/206 (2013.01); B01D 53/025 (2013.01); B01J 20/103 (2013.01); B01J 20/28052 (2013.01); B01J 20/28059 (2013.01); B01J 20/28061 (2013.01); B01J 20/28073 (2013.01); B01J 20/28076 (2013.01); B01J 20/28083 (2013.01); B01J 20/3085 (2013.01); C01B 33/126 (2013.01); C01B 33/155 (2013.01); B01J 2220/58 (2013.01); C01P 2006/12 (2013.01); C01P 2006/14 (2013.01); C01P 2006/16 (2013.01);
Abstract
The present disclosure provides a porous silica having an average pore diameter of at least 210 Å and a pore volume of at least 0.80 cmg. The present disclosure also provides a method of producing the porous silica including gelling a liquid phase-dispersed nanoparticulate silica in the presence of either (i) a Brønsted acid and an amine group having two or more primary or secondary amine groups or (ii) an amino acid.