公开(公告)号：US20230015162A1

公开(公告)日：2023-01-19

申请号：US17778653

申请日：2020-11-18

Applicant: EMD MILLIPORE CORPORATION

Inventor： Jijun GE ,  Xiaozhu ZHOU

IPC: B01D61/14 ,  B01D69/02 ,  B01D61/18 ,  B01D67/00 ,  B01D71/28 ,  B01D71/58 ,  B01D71/68 ,  B01D63/06 ,  B01D71/82

Abstract: The present application relates to a multizone, unsupported, microporous, high throughput membrane. The membrane includes a first microporous zone, a second microporous zone, and a third microporous zone, where the third microporous zone is positioned between the first and second microporous zones, with the first, second, and third microporous zones being integral with one another. Further aspects of the present application include a process for making the membrane and a filtration cartridge with the membrane of the present application.

公开(公告)号：US20230017950A1

公开(公告)日：2023-01-19

申请号：US17778663

申请日：2020-11-18

Applicant: EMD MILLIPORE CORPORATION

Inventor： Jijun GE ,  Xiaozhu ZHOU ,  Gabriel TKACIK

IPC: B01D67/00 ,  B01D69/02 ,  B01D61/14 ,  B01D71/68 ,  B01D71/62

Abstract: The present application relates to an unsupported, permanently hydrophilic filtration membrane, and its method of formation. The membrane comprises a polymeric matrix material and a cross-linked polyoxazoline hydrophilic additive blended throughout said matrix material.