Patents

P&G Patents Shampoo with 2-Pyridinol-N-Oxide Material and Iron Chelator

This hair care formulation earned US Patent No. 11,801,213 B2.

US Patent No. 11,801,213 B2 (Casey Patrick Kelly, Charles Allen Pettigrew, Gregory Scot Miracle, Patrick Christopher Stenger, Kenneth LaMont Martin, Jennifer Gentry Shields, Justin Angelo Caserta, James Patrick Henry); The Procter & Gamble Company has patented a shampoo composition comprising 10-20% of a detersive surfactant; 0.1-10% of 1-hydroxy-4-methyl-6-(2,4,4-trimethylpentyl)-2-pyridone monoethanolamine salt; 0.3-6% of diethylenetriaminepentaacetic acid wherein the combination of 1-hydroxy-4-methyl-6-(2,4,4-trimethylpentyl)-2-pyridone monoethanolamine salt and diethylenetriaminepentaacetic acid has a modified fractional inhibitor concentration of less than about 50 ppm; and 40- 95% aqueous carrier.

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