CN1029773C - 高渗性聚砜中空纤维超滤膜制备 - Google Patents
高渗性聚砜中空纤维超滤膜制备 Download PDFInfo
- Publication number
- CN1029773C CN1029773C CN 91106007 CN91106007A CN1029773C CN 1029773 C CN1029773 C CN 1029773C CN 91106007 CN91106007 CN 91106007 CN 91106007 A CN91106007 A CN 91106007A CN 1029773 C CN1029773 C CN 1029773C
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- China
- Prior art keywords
- preparation
- solvent
- surfactant
- salt
- membrane
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 91106007 CN1029773C (zh) | 1991-01-09 | 1991-01-09 | 高渗性聚砜中空纤维超滤膜制备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 91106007 CN1029773C (zh) | 1991-01-09 | 1991-01-09 | 高渗性聚砜中空纤维超滤膜制备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1063235A CN1063235A (zh) | 1992-08-05 |
CN1029773C true CN1029773C (zh) | 1995-09-20 |
Family
ID=4907446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 91106007 Expired - Lifetime CN1029773C (zh) | 1991-01-09 | 1991-01-09 | 高渗性聚砜中空纤维超滤膜制备 |
Country Status (1)
Country | Link |
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CN (1) | CN1029773C (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1053387C (zh) * | 1994-03-15 | 2000-06-14 | 中国科学院大连化学物理研究所 | 一种带有涂层复合膜的制备方法 |
US6035483A (en) * | 1995-06-07 | 2000-03-14 | Baldwin Graphic Systems, Inc. | Cleaning system and process for making and using same employing a highly viscous solvent |
CN105879717A (zh) * | 2016-02-15 | 2016-08-24 | 山东招金膜天股份有限公司 | 一种高通量聚醚砜中空纤维超滤膜的制备方法 |
CN107158976A (zh) * | 2017-06-27 | 2017-09-15 | 彭雅龙 | 一种用于废水中有机物处理的超滤膜及其制备方法 |
CN109984998B (zh) * | 2019-05-23 | 2020-09-15 | 山东和兴药业有限公司 | 注射用奥美拉唑钠的制备方法 |
CN110479121A (zh) * | 2019-07-30 | 2019-11-22 | 三达膜科技(厦门)有限公司 | 一种聚醚砜/热塑性聚氨酯弹性体合金内支撑中空膜的制备方法 |
-
1991
- 1991-01-09 CN CN 91106007 patent/CN1029773C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1063235A (zh) | 1992-08-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Jiang Chengzhang Inventor after: Zhang Hengshan Inventor after: Lin Yizheng Inventor after: Qin Jianjun Inventor after: Wang Zhengjian Inventor after: Tian Yan Inventor after: Song Yuguan Inventor after: Yang Daling Inventor after: Jiang Guirong Inventor after: Dai Zhihe Inventor before: Jiang Chengzhang Inventor before: Lin Yifeng Inventor before: Qin Jianjun Inventor before: Wang Zhengjian Inventor before: Tian Yan Inventor before: Yang Daling Inventor before: Jiang Guirong Inventor before: Dai Zhihe Inventor before: Zhang Hengshan |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: JIANG CHENGZHANG; LIN YIFENG; QIN JIANJUN; WANG ZHENGJIAN; TIAN YAN; YANG DALING; JIANG GUIRONG; DAI ZHIHE; ZHANG HENGSHAN TO: JIANG CHENGZHANG; LIN YIZHENG; QIN JIANJUN; WANG ZHENGJIAN; TIAN YAN; SONG YUGUAN; YANG DALING; JIANG GUIRONG; DAI ZHIHE; ZHANG HENGSHAN |
|
C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
OR01 | Other related matters | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090220 Address after: Liaoning province Dalian City High-tech Park Qixianling Torch Road No. 28 Patentee after: Tianbang National Engineering Research Center of Membrane Technology, Co., Ltd. Address before: No. 161, Zhongshan Road, Liaoning, Dalian Patentee before: Dalian Institute of Chemical Physics, Chinese Academy of Sciences |
|
ASS | Succession or assignment of patent right |
Owner name: TIANBANG MEMBRANE TECHNOLOGY COUNTRY ENGINEERING R Free format text: FORMER OWNER: DALIAN INST OF CHEMICOPHYSICS, CHINESE ACADEMY OF SCIENCES Effective date: 20090220 |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20110109 Granted publication date: 19950920 |