Personal cleansing freezer bar with selected fatty acid soaps and synthetic surfactant for reduced bathtub ring, improved mildness, and good lather

US5264145A · kind A · utility

Assignee

• The Procter & Gamble Company · US

Inventors

• Dawn Marie French · Cincinnati, US
• Gerald L. Cantey · Lancaster, US
• Natalie M. Moroney · Loveland, US
• James E. Taneri · Sharonville, US
• Mark Leslie Kacher · Mason, US
• Mary Elizabeth Carethers · Cincinnati, US
• Lawrence A. Gilbert · Sharonville, US
• Richard W. Schell · Loveland, US

Key dates

• Filing date: Jun 18, 1991
• Grant date: Nov 23, 1993
• Expiry date: Jun 18, 2011

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D1/90
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to an improved freezer bar soap comprising selected saturated C.sub.14 -C.sub.18 fatty acid soaps and lathering synthetic surfactant. The bars of this invention have reduced bathtub ring, as well as improved mildness while maintaining acceptable lathering/sudsing characteristics.