Unilever Home and Personal Care Usa, Division of Conopco, Inc.

Unilever Home & Personal Care USA

Christine Gorman

Michael Paul Aronson

Sergio Roberto Leopoldino

John George Chambers

Charles Craig Nunn

Shana Azri-Meehan

The invention discloses bars comprising fatty acid soaps, free fatty acid, polyalkylene glycol and specific salts of protic acid (i.e., having pKa1 less than 6, preferably less than 5.5). Using specific equivalent molar ratios of free fatty acid to protic acid salt and specific wt. ratio of free fatty acid to PAG and salt of protic acid, applicants obtain bars having sensory feel of soap and which improve skin condition is measured in Controlled Application Wash Test.

Bar comprising soap, fatty acid, polyalkylene glycol and protic acid salts in critical ratios and providing enhanced skin care benefits

The invention discloses process for making bars comprising fatty acid soaps, free fatty acid, polyalkylene glycol and specific salts of protic acid (i.e., having pKa1 less than 6, preferably less than 5.5). Using specific equivalent molar ratios of fatty acid to protic acid salt and specific wt. ratio of PAG and salt of protic acid to free fatty acid, applicants obtain bars having sensory feel of soap and which improve skin condition in Controlled Application Wash Tests.

Process of making soap bar with enhanced skin benefits comprising adding salts of specific protic acid

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Wirral, United Kingdom

Christine Gorman