Patents

RB Patents Automatic Dish Detergent

US Patent No. 10,301,577 B2 (Nicole Graf, Karlheinz Ulrich Gerhard Hahn); Reckitt Benckiser Finish B.V. has patented an automatic dishwashing composition that is comprised of a polyethyleneimine and/or salts thereof and at least one amphoteric polymer (water-soluble or water-dispersible copolymer including, in the form of polymerized units, at least one monomer having an amine functional group and at least one hydrophilic acidic monomer). The composition, an alkaline, phosphate-free automatic dishwashing detergent composition, has pH from 8 to 12. The method results in good rinse performance.

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