P&G Patents Amphiphilic Polysaccharide Derivatives and Compositions

US Patent No. 12,006,489 B2 (Zhengzheng Huang, Helen Lu, Weiming Qiu, Mukesh C. Shah, Steven W. Shuey, Mark Robert Sivik, Kristi Lynn Fliter); The Procter & Gamble Company has patented a household product comprising 1- 60% by weight of a surfactant and 0.1 – 10% by weight of a polysaccharide derivative comprised a polysaccharide substituted with: at least one hydrophilic group (comprising a carboxylic acid, a carboxylic acid salt, a sulfonic acid derivative, a sulfonic acid derivative salt, a sulfuric acid derivative, a sulfuric acid derivative salt, a thiosulfate, a thiosulfate salts, a phosphoric acid derivative, a phosphoric acid derivative salt, an alkyl amine, an alkyl substituted ammonium salt, a quaternized pyridine salt, a quaternized imidazole salt, or a combination thereof, and at least one hydrophobic group.

The polysaccharide is a poly alpha-1,6-glucan or poly alpha-1,3-1,6-glucan.