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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 9540473 B1

PDFFull Text
Date of Patent:
Jan. 10, 2017

Filed:

Mar. 10, 2014

Rheology modifiers

Applicant:

Akzo Nobel Chemicals International B.v., Amersfoort, NL;

Inventors:

Klin Aloysius Rodrigues, Signal Mountain, TN (US);

Anthony John Adamo, Flagtown, NJ (US);

Samuel Anthony Vona, Jr., Highland, NY (US);

Assignee:

AKZO NOBEL CHEMICALS INTERNATIONAL B.V., Arnhem, NL;

Attorney:

Sandra B. Weiss

Primary Examiner:

William Cheung

Int. Cl.
CPC ...
C08F 2/00 (2006.01); C08F 20/10 (2006.01); C08F 251/02 (2006.01); C08L 1/02 (2006.01); C08L 1/28 (2006.01); C08L 3/02 (2006.01); C08L 3/04 (2006.01); C08L 3/10 (2006.01); C08L 5/16 (2006.01); C08L 33/06 (2006.01); C09D 133/02 (2006.01); C09D 133/26 (2006.01); C09D 135/00 (2006.01); C09D 151/02 (2006.01); A61Q 19/00 (2006.01); A61K 8/81 (2006.01); C08F 251/00 (2006.01);
U.S. Cl.
CPC ...
C08F 251/02 (2013.01); A61K 8/8135 (2013.01); A61K 8/8152 (2013.01); A61K 8/8158 (2013.01); A61Q 19/00 (2013.01); C08F 251/00 (2013.01); C08L 1/02 (2013.01); C08L 1/28 (2013.01); C08L 1/284 (2013.01); C08L 1/286 (2013.01); C08L 3/02 (2013.01); C08L 3/04 (2013.01); C08L 3/10 (2013.01); C08L 5/16 (2013.01); C08L 33/064 (2013.01); C09D 133/02 (2013.01); C09D 133/26 (2013.01); C09D 135/00 (2013.01); C09D 151/02 (2013.01); A61K 2800/48 (2013.01); A61K 2800/548 (2013.01);
Abstract

Polysaccharide alkali swellable rheology modifiers include an emulsion polymer including at least one polysaccharide portion and at least one synthetic portion wherein the at least one synthetic portion is obtained from at least one anionic ethylenically unsaturated monomer, at least one nonionic ethylenically unsaturated monomer or a combination thereof; wherein at least one of the nonionic ethylenically unsaturated monomers is a hydrophobic ethylenically unsaturated monomer, as well as methods of making polysaccharide alkali swellable rheology modifiers.

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