Use of quaternary carboxylic acid alkanolamine ester salts as microbicide agents

US6420330B1 · kind B1 · utility

Assignee

• Cognis Deutschland GmbH · DE

Inventors

• Norbert Stelter · Rutesheim, DE
• Guenter Uphues · Monheim, DE

Key dates

• Filing date: Nov 28, 2000
• Grant date: Jul 16, 2002
• Expiry date: Nov 28, 2020

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P31/02
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A process for destroying or preventing the proliferation of microorganisms involving contacting the microorganisms with a quaternary carboxylic acid alkanolamine ester salt corresponding to formula I: wherein R1CO is an acyl group having from 2 to 18 carbon atoms, R2 and R3, independently of one another, represent an alkyl group containing from 1 to 16 carbon atoms, or a group corresponding to CH2CH2OR5, R4 is an alkyl group containing from 1 to 4 carbon atoms, R5 is hydrogen and/or R1CO, and X is an anion; is disclosed.