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:
Jul. 30, 1996
Filed:
Aug. 23, 1994
Applicant:
Inventors:
Peter W Carr, Minneapolis, MN (US);
Alon V McCormick, Minneapolis, MN (US);
Michael J Annen, Monroeville, PA (US);
Lifang Sun, Kingsport, TN (US);
Jason R Brown, Minneapolis, MN (US);
Assignee:
Regents of the University of Minnesota, Minneapolis, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
2101982 ; 2105021 ; 210656 ; 502439 ;
Abstract
The present invention provides improved methods for the preparation of porous inorganic particles. The methods involve combining an aqueous sol containing a colloidal dispersion of inorganic particles with a polymerizable organic material, polymerizing this material, and thereby forming aggregates of colloidal particles and polymer.