Process for preparing semipermeable membranes having improved permeability

Invention Grant

US07658872B2 Process for preparing semipermeable membranes having improved permeability 失效

Title translation: 制备透气性好的半透膜的方法

Patent Title: Process for preparing semipermeable membranes having improved permeability
Patent Title (中): 制备透气性好的半透膜的方法
Application No.: US10506135

Application Date: 2003-03-03
Publication No.: US07658872B2

Publication Date: 2010-02-09
Inventor: Christopher J. Kurth
Applicant: Christopher J. Kurth
Applicant Address: US MN Minnetonka
Assignee: GE Osmonics, Inc.
Current Assignee: GE Osmonics, Inc.
Current Assignee Address: US MN Minnetonka
Agency: Viksnins Harris & Padys PLLP
International Application: PCT/US03/06587 WO 20030303
International Announcement: WO03/074152 WO 20030912
Main IPC: B01D67/00
IPC: B01D67/00 ; B01D71/06 ; B01D29/46

Abstract:

The invention provides methods for preparing reverse osmosis membranes having improved permeability as well as membranes prepared by such methods.

Abstract(Chinese):

本发明提供了制备具有改善渗透性的反渗透膜以及通过这些方法制备的膜的方法。

Public/Granted literature

Information query

Espacenet

IPC分类:

B	作业；运输
B01	一般的物理或化学的方法或装置
B01D	分离（用湿法从固体中分离固体入B03B、B03D，用风力跳汰机或摇床入B03B，用其他干法入B07；固体物料从固体物料或流体中的磁或静电分离，利用高压电场的分离入B03C；离心机、涡旋装置入B04B；涡旋装置入B04C；用于从含液物料中挤出液体的压力机本身入B30B9/02）
B01D67/00	专门适用于分离工艺或设备的半透膜的制备方法