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:
Aug. 09, 2011
Filed:
Jan. 26, 2009
Tim Roger Michel Vanpachtenbeke, Puurs, BE;
Francesco DE Buzzaccarini, Breendonk, BE;
Rajan Keshav Panandiker, West Chester, OH (US);
Johan Depoortere, Merelbeke, BE;
Karel Jozef Maria Depoot, Anzegem-Vichte, BE;
Kerry Andrew Vetter, Cincinnati, OH (US);
Tim Roger Michel Vanpachtenbeke, Puurs, BE;
Francesco De Buzzaccarini, Breendonk, BE;
Rajan Keshav Panandiker, West Chester, OH (US);
Johan Depoortere, Merelbeke, BE;
Karel Jozef Maria Depoot, Anzegem-Vichte, BE;
Kerry Andrew Vetter, Cincinnati, OH (US);
Procter & Gamble Comany, Cincinnati, OH (US);
Abstract
Aqueous laundry detergent compositions containing surfactants and fatty acid, having a pH of from about 6 to about 11 and containing a polymer having a number average molecular weight of from about 700,000 to about 4,000,000 and comprising monomeric units including: nonionic monomers selected from acrylamide, N,N-dialkyl acrylamide, methacrylamide, N,N-dialkylmethacrylamide, hydroxyalkyl acrylate and vinyl pyrrolidone, vinyl acetate, vinyl alcohol, and mixtures thereof; cationic monomers selected from N,N-dialkylaminoalkyl methacrylate, N,N-dialkylaminoalkyl acrylate, N,N-dialkylaminoalkyl acrylamide, N,N-dialkylaminoalkylmethacrylamide, methacylamidoalkyl trialkylammonium chloride, acrylamidoalkylltrialkylammonium chloride, vinylamine, quaternized vinyl imidazole and diallyl dialkyl ammonium chloride, and mixtures thereof; and anionic monomers selected from acrylic acid, methacrylic acid, maleic acid, vinyl sulfonic acid, styrene sulfonic acid, acrylamidopropylmethane sulfonic acid (AMPS), salts thereof, and mixtures thereof; in a specified mole ratio.