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. 14, 2015
Filed:
Dec. 15, 2011
Qingwen Wendy Yuan-huffman, Belle Mead, NJ (US);
Klin Aloysius Rodrigues, Signal Mountain, TN (US);
Jian Zhou, Danbury, CT (US);
Stuart Peter Robert Holt, Chicago, IL (US);
Elliot Isaac Band, Pleasantville, NY (US);
Qingwen Wendy Yuan-Huffman, Belle Mead, NJ (US);
Klin Aloysius Rodrigues, Signal Mountain, TN (US);
Jian Zhou, Danbury, CT (US);
Stuart Peter Robert Holt, Chicago, IL (US);
Elliot Isaac Band, Pleasantville, NY (US);
AKZO NOBEL CHEMICALS INTERNATIONAL B.V., Amersfoort, NL;
Abstract
An aqueous viscoelastic composition is provided comprising at least one viscoelastic surfactant, and at least one hydrophobically modified polymer, which is formed from polymerization of ethylenically unsaturated monomers; has a number average molecular weight of from 1,000 to 100,000 Da; and to a level of at least 0.1 mole %, based on the amount of monomer units in the polymer, contains monomeric units each covalently bonded to a pendant, optionally alkoxylated, hydrocarbyl group having from 6 to 40 carbon atoms, said pendant, optionally alkoxylated, hydrocarbyl group being connected to the backbone of said hydrophobically modified polymer via a non-ester containing linking group.