Effective soft solid personal care product

US7011822B2 · kind B2 · utility

Assignee

• Colgate-Palmolive Company · US

Inventors

• Eric Guenin · Ewing Township, US
• Jairajh Mattai · Piscataway, US
• John Afflitto · Brookside, US
• John Hogan · Piscataway, US
• John Jonas · Summit, US
• Wilson A. Lee · Hauppauge, US
• Elizabeth Linn · Lyndhurst, US
• Rosemary Munsayac · West Orange, US
• Xiaozhong Tang · Bound Brook, US
• Kathy Potechin · Short Hills, US

Key dates

• Filing date: Jan 23, 2003
• Grant date: Mar 14, 2006
• Expiry date: Jan 23, 2023

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K2800/654
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A low residue antiperspirant and/or deodorant composition in the form of an anhydrous, surfactant-free and antiseptic alcohol-free suspension exhibiting a syneresis of less than 8% which is made by combining selected amounts of: (a) a cyclomethicone (and) dimethicone crosspolymer made with an ≡Si—H containing polysiloxane and an alpha, omega-diene of formula CH2═CH(CH2)xCH═CH2 which crosspolymer has a viscosity in the range of 50,000–3,000,000 centipoise, preferably with a nonvolatiles content of 10–14% in cyclomethicone; (b) polyethylene beads having a density in the range of 0.91–0.98 grams/cm3 and a particle size in the range of 5–40 microns; (c) a volatile silicone; (d) an emollient (or a mixture of two or more emollients) which may include a non-volatile silicone and an additional amount of a volatile silicone; and (e) an effective amount of an antiperspirant active material in an amount sufficient to have an antiperspirant and/or a deodorant effect.