申请人:Eastman Chemical Company
公开号:US11414380B2
公开(公告)日:2022-08-16
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.
本发明公开了多种两性化合物,这些化合物含有一个季氮基、一个共价结合的反离子和一个酯或酰胺基。这些两性化合物可通过化学酶绿色工艺制备,具有良好的表面活性剂特性。