01.05.24
US Patent No. 11,857,666 B2 (Michael Edward Silver); William M. Yarbrough Foundation, Peoria, IL, has patented an cleaning composition for removal of urushiol off a surface of human skin. It is comprised of a non-buffered detergent composition that comprises a first solely C12 surfactant, a second solely C12 surfactant, and a non-ionic polyethylene glycol ether of a mixture of synthetic C12-C15 fatty alcohols with an average of 9 moles of ethylene oxide.
The non-buffered detergent composition is free of each of the following: any nonylphenol ethoxylate; any pharmaceutically active drug or prodrug; any salt that affects the functional characteristics of either of the solely C12 surfactants; any salt in granular form; and any ethoxylate added as a separate component and not part of the non-ionic polyethylene glycol ether of a mixture of synthetic C12-C15 fatty alcohols with an average of 9 moles of ethylene oxide.
The first solely C12 surfactant and second solely C12 surfactant are present in a ratio based on the percent of active ingredient in the non-buffered detergent composition in a ratio range of from 1 part first solely C12 surfactant to up to 2.5 parts second solely C12 surfactant.
In 2021, the William M. Yarbrough Foundation was awarded a patent for similar composition.
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The non-buffered detergent composition is free of each of the following: any nonylphenol ethoxylate; any pharmaceutically active drug or prodrug; any salt that affects the functional characteristics of either of the solely C12 surfactants; any salt in granular form; and any ethoxylate added as a separate component and not part of the non-ionic polyethylene glycol ether of a mixture of synthetic C12-C15 fatty alcohols with an average of 9 moles of ethylene oxide.
The first solely C12 surfactant and second solely C12 surfactant are present in a ratio based on the percent of active ingredient in the non-buffered detergent composition in a ratio range of from 1 part first solely C12 surfactant to up to 2.5 parts second solely C12 surfactant.
In 2021, the William M. Yarbrough Foundation was awarded a patent for similar composition.
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