Dilution thickening composition

US10865300B2 · kind B2 · utility

Assignees

• DOW GLOBAL TECHNOLOGIES LLC · US
• Rohm and Haas Company · US

Inventors

• Saugata Nad · Brussels, BE
• Ravi Rao · Bengaluru, IN
• Ashish G. Muratkar · Thane, IN
• Robert Krasnansky · Le Rouret, FR

Key dates

• Filing date: Aug 22, 2016
• Grant date: Dec 15, 2020
• Expiry date: Oct 30, 2036

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L33/14
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

An aqueous composition comprising: (1) an alkyl cellulose ether, and (2) an acrylic polymer comprising polymerized units of (i) 35 to 65 wt % C1-C4 alkyl acrylates; (ii) 30 to 60 wt % C3-C6 carboxylic acid monomers; and (iii) 2 to 10 wt % of monomers having an alkyl group having at least ten carbon atoms.