公开(公告)号：US20210230354A1

公开(公告)日：2021-07-29

申请号：US17050929

申请日：2019-04-01

Applicant: Hexion Inc.

Inventor： Jimmy VAN RIJN ,  Nicole MEGGER ,  lris JOHANNSEN ,  Sven ElCHHOLZ

IPC: C08G59/02 ,  B01D61/02 ,  C08G59/32 ,  B01D71/06 ,  B01D71/02 ,  B01D69/04

Abstract: The invention describes a low temperature process for high performance epoxy resins purification via membrane separation technology. Continuous or semi-continuous low temperature processing grants a minimized material aging during product purification as for example glycidyl amine based resins.