Eastman Chemical Company
Amphoteric compounds
Last updated:
Abstract:
Disclosed are a variety of amphoteric compounds containing a quaternary nitrogen group, a covalently bound counterion, and an ester or amide group. These amphoteric compounds can be advantageously prepared via a chemoenzymatic green process, and exhibit good surfactant properties.
Status:
Grant
Type:
Utility
Filling date:
17 Sep 2015
Issue date:
16 Aug 2022