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.:

US 9637639 B1

PDF
Full Text
Expired
Date of Patent:
May. 02, 2017

Filed:

Nov. 01, 2010
Applicants:

Peter Harry Johan Greenwood, Göteborg, SE;

Hans Lagnemo, Göteborg, SE;

Inventors:

Peter Harry Johan Greenwood, Göteborg, SE;

Hans Lagnemo, Göteborg, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 5/00 (2006.01); C08L 83/04 (2006.01); C08L 63/00 (2006.01); C08L 75/04 (2006.01); C08L 67/02 (2006.01); C09C 1/30 (2006.01); B01F 17/00 (2006.01); C01B 33/145 (2006.01); C09D 7/12 (2006.01); C09D 7/14 (2006.01); C08K 3/36 (2006.01); C08K 9/06 (2006.01);
U.S. Cl.
CPC ...
C09C 1/3081 (2013.01); B01F 17/0007 (2013.01); C01B 33/145 (2013.01); C09C 1/309 (2013.01); C09C 1/3063 (2013.01); C09C 1/3072 (2013.01); C09D 7/1225 (2013.01); C09D 7/14 (2013.01); C01P 2006/22 (2013.01); C08K 3/36 (2013.01); C08K 9/06 (2013.01);
Abstract

The present invention relates to a method of producing a dispersion comprising a) mixing an aqueous dispersion of silanized colloidal silica particles with at least one organic compound containing at least two hydroxyl groups to provide an aqueous dispersion of silanized colloidal silica particles and said at least one organic compound, wherein the mixing is performed in the substantial absence of any monofunctional alcohol b) withdrawing water from the formed aqueous dispersion until the remainder of water in the dispersion is below about 10 wt %. The invention also relates to a dispersion obtainable therefrom and the use of the dispersion.


Find Patent Forward Citations

Greenwood, Peter Harry Johan. (2017). Aqueous silica dispersion (U.S. Patent No. 9637639). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9637639

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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