公开(公告)号：US20190390012A1

公开(公告)日：2019-12-26

申请号：US16485188

申请日：2018-02-02

Applicant: BASF SE

Inventor： Stephan Hueffer ,  Thomas Wesley Holcombe ,  Sebastian Mirtschin ,  Frank Dietsche ,  Jan Uwe Mueller ,  Alejandra Garcia Marcos

IPC: C08G73/02

Abstract: Described herein is a process for manufacturing an alkoxylated polyalkylenimine, the process including the following steps: (a) providing a polyalkylenimine (A), (b) reacting the polyalkylenimine (A) with 0.5 to 1.3 moles of propylene oxide or butylene oxide per N—H function at a temperature in the range of 100 to 150° C., (c) reacting the product from step (b) with C2-C4-alkylene oxide wherein the C2-C4-alkylene oxide is different from the alkylene oxide used in step (b).