公开(公告)号：US20210077957A1

公开(公告)日：2021-03-18

申请号：US16642043

申请日：2018-08-28

Applicant: DSM IP Assets B.V.

Inventor： Jennifer AL-RASHID ,  Chad SUGIYAMA ,  John ZUPANCICH ,  Durga Prasad CHALASANI

IPC: B01D71/54 ,  C08G18/73 ,  C08G18/48 ,  B01D67/00 ,  A61B5/145

Abstract: Disclosed herein are membranes, composition for forming membranes, methods for forming membranes, and sensors and other devices comprising membranes. The membrane comprises a polyurethane component, the polyurethane component comprising a blend of from 5 wt % to 95 wt %, based on the total weight of the polyurethane component, of an amphiphilic polyurethane, and from 5 wt % to 95 wt %, based on the total weight of the polyurethane component, of a hydrophobic polyurethane.

公开(公告)号：US20240026152A1

公开(公告)日：2024-01-25

申请号：US18127892

申请日：2023-03-29

Applicant: DSM IP Assets B.V.

Inventor： Jennifer AL-RASHID ,  Jacob RIFFEY ,  Chad SUGIYAMA ,  John ZUPANCICH

IPC: C08L75/08 ,  A61B5/145 ,  A61B5/1473 ,  B01D67/00 ,  B01D69/02 ,  B01D71/54 ,  B01D71/58 ,  C08G18/24 ,  C08G18/28 ,  C08G18/48 ,  C08G18/66 ,  C08G18/73 ,  C08G18/75 ,  C08J5/18 ,  C12Q1/00

CPC classification number: C08L75/08 ,  A61B5/14532 ,  A61B5/14735 ,  B01D67/0011 ,  B01D67/0095 ,  B01D69/02 ,  B01D71/54 ,  B01D71/58 ,  C08G18/244 ,  C08G18/2825 ,  C08G18/283 ,  C08G18/4808 ,  C08G18/4833 ,  C08G18/4854 ,  C08G18/6674 ,  C08G18/73 ,  C08G18/755 ,  C08G18/758 ,  C08J5/18 ,  C12Q1/00 ,  A61B5/14546 ,  B01D2323/12 ,  B01D2325/34 ,  B01D2325/36 ,  C08J2375/08 ,  C08J2475/04 ,  C08L2203/16 ,  C08L2205/025

Abstract: Disclosed are compositions that may be useful for forming synthetic membranes, methods of forming membranes therefrom, and membranes. In an embodiment, a membrane comprises a free hydrophilic polymer comprising a polyoxazoline, and a polyurethane, the polyurethane comprising a backbone comprising the reaction product of a diisocyanate, a polymeric aliphatic 5 diol, and optionally a chain extender.

公开(公告)号：US20210079180A1

公开(公告)日：2021-03-18

申请号：US16642049

申请日：2018-08-28

Applicant: DSM IP Assets B.V.

Inventor： Jennifer AL-RASHID ,  John ZUPANCICH ,  Chad SUGIYAMA

IPC: C08J5/18 ,  C08L75/08 ,  C08G18/75 ,  C08G18/73 ,  C08G18/66 ,  C08G18/48 ,  C08G18/28 ,  C08G18/24 ,  A61B5/145 ,  A61B5/1473

Abstract: Disclosed are compositions that may be useful for forming synthetic membranes, methods of forming membranes therefrom, and membranes. In an embodiment, a membrane comprises a free hydrophilic polymer and a polyurethane, the polyurethane comprising a backbone comprising the reaction product of a diisocyanate, a polymeric aliphatic diol, and, optionally, a chain extender, wherein the backbone comprises a C2-C16 fluoroalkyl or C2-C16 fluoroalkyl ether, or the polyurethane comprises an endgroup comprising a C2-C16 fluoroalkyl or C2-C16 fluoroalkyl ether.

公开(公告)号：US20210070989A1

公开(公告)日：2021-03-11

申请号：US16642053

申请日：2018-08-28

Applicant: DSM IP ASSETS B.V.

Inventor： Jennifer AL-RASHID ,  Jacob RIFFEY ,  Chad SUGIYAMA ,  John ZUPANCICH

IPC: C08L75/08 ,  C12Q1/00 ,  B01D71/54 ,  B01D71/58 ,  B01D67/00 ,  B01D69/02

Abstract: Disclosed are compositions that may be useful for forming synthetic membranes, methods of forming membranes therefrom, and membranes. In an embodiment, a membrane comprises a free hydrophilic polymer comprising a polyoxazoline, and a polyurethane, the polyurethane comprising a backbone comprising the reaction product of a diisocyanate, a polymeric aliphatic 5 diol, and optionally a chain extender.