Surfactant compositions

US9127237B2 · kind B2 · utility

Assignee

• Sasol Germany GmbH · DE

Inventors

• Burkhard Breitzke · Essen, DE
• Britta Jakobs-Sauter · Langenfeld, DE
• Clemens Schröder · Kayhude, DE
• Udo Schoenkaes · Haltern, DE
• Giuseppe Giuffrida · Milano, IT
• Lee Matheson · Lake Charles, US
• Kermit Kinsley · Bridge City, US
• Michael Cox · Boca Raton, US
• Geoffrey Russell · Round Rock, US
• John Barry Winder · Lake Charles, US

Key dates

• Filing date: Jun 28, 2011
• Grant date: Sep 8, 2015
• Expiry date: Aug 1, 2032

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C10N2040/20
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

A surfactant composition comprising alkylarylsulfonate molecules wherein more than 30 wt. % of the alkylarylsulfonate molecules of the surfactant composition are species of the formula:[R—X—Ar(SO3)−]a[Mn+]b wherein: