Dual chamber cleansing system, comprising multiple emulsion

US6268322A · kind A · utility

Assignee

• Unilever Home & Personal Care USA, Division of Conopco, Inc. · US

Inventors

• Dale St. Lewis · Huntington Station, US
• Helen Knaggs · Weehawken, US
• Mark Stephen Naser · Hamburg, US
• Philippe Cham · Bergenfield, US

Key dates

• Filing date: Oct 22, 1999
• Grant date: Jul 31, 2001
• Expiry date: Oct 22, 2019

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K2800/88
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention provides an at least dual compartment container containing at least one surfactant stripe and at least one multiple emulsion stripe. By dispensing a multiple emulsion stripe, greater deposition, particularly deposition of water soluble benefit agent (e.g., glycolic acid) is achieved than believed possible.