Amine alkoxylate compositions and their use as lubricant additives

US9822324B2 · kind B2 · utility

Assignee

• DOW GLOBAL TECHNOLOGIES LLC · US

Inventors

• Cynthia Pierre · Chicago, US
• Stephen W. King · League City, US
• Daniel A. Aguilar · Lake Jackson, US
• Brian A. Jazdzewski · Midland, US
• John B. Cuthbert · Midland, US
• Paul R. Elowe · Midland, US
• Ashwin R. Bharadwaj · Bengaluru, IN

Key dates

• Filing date: Oct 15, 2013
• Grant date: Nov 21, 2017
• Expiry date: Jul 8, 2034

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C10N2040/25
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Provided are compositions and their use as dispersant and/or detergent additives for lubricants. The compositions comprise an amine alkoxylate of the formula I: (I) wherein R1-R7, R1′-R7; x, x′, A, A′ and A″ are as defined herein.