Aqueous composition containing a salt, manufacturing process and use

US8197665B2 · kind B2 · utility

Assignee

• SOLVAY (Société Anonyme) · BE

Inventors

• Philippe Krafft · Sint-Genesius-Rode, BE
• Patrick Gilbeau · Braine-le-Comte, BE
• Dominique Balthasart · Brussels, BE
• Andre Daene · Waterloo, BE

Key dates

• Filing date: Jun 11, 2008
• Grant date: Jun 12, 2012
• Expiry date: Feb 1, 2029

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C25B1/46
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

Aqueous composition containing at least one salt in an amount of at least 30 g/kg of composition, of which the total organic carbon content is at least 1 μg of C/l and at most 5 g of C/l of composition and which contains at least one carboxylic acid.