Hand washing detergent compositions

US6521577B1 · kind B1 · utility

Assignee

• The Procter & Gamble Company · US

Inventors

• Kofi Ofosu-Asante · Cincinnati, US
• Joanna Margaret Clarke · Brussels, BE
• Robert Owens · Cincinnati, US
• Artemio Castro · Sharonville, US
• Gary Kenneth Embleton · Princeton, US

Key dates

• Filing date: Aug 3, 2001
• Grant date: Feb 18, 2003
• Expiry date: Aug 3, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D1/75
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Hand dishwashing compositions comprising a low molecular weight organic diamine having a pK1 and a pK2 value in the range of from 8 10 11.5, an anionic surfactant, an amine oxide, and magnesium ions, said magnesium being present at an equimolar or less than equimolar amount of said diamine.