CN102974221A - 一种控制反渗透膜表面电位的方法 - Google Patents
一种控制反渗透膜表面电位的方法 Download PDFInfo
- Publication number
- CN102974221A CN102974221A CN201210516462XA CN201210516462A CN102974221A CN 102974221 A CN102974221 A CN 102974221A CN 201210516462X A CN201210516462X A CN 201210516462XA CN 201210516462 A CN201210516462 A CN 201210516462A CN 102974221 A CN102974221 A CN 102974221A
- Authority
- CN
- China
- Prior art keywords
- reverse osmosis
- osmosis membrane
- surface potential
- naclo solution
- naclo
- Prior art date
- 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.)
- Granted
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 65
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 25
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000008367 deionised water Substances 0.000 claims abstract description 8
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 8
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 8
- 230000003647 oxidation Effects 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims abstract description 5
- 238000001764 infiltration Methods 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 7
- 238000007654 immersion Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000010148 water-pollination Effects 0.000 abstract description 2
- 238000002791 soaking Methods 0.000 abstract 2
- 239000000243 solution Substances 0.000 description 26
- 230000004907 flux Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 241000370738 Chlorion Species 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 229920006317 cationic polymer Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000887 hydrating effect Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
时间(h) | 0 | 2 | 4 | 5 |
表面电位(mv) | -15.509 | -17.033 | -25.875 | -33.605 |
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210516462.XA CN102974221B (zh) | 2012-12-04 | 2012-12-04 | 一种控制反渗透膜表面电位的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210516462.XA CN102974221B (zh) | 2012-12-04 | 2012-12-04 | 一种控制反渗透膜表面电位的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102974221A true CN102974221A (zh) | 2013-03-20 |
CN102974221B CN102974221B (zh) | 2015-05-20 |
Family
ID=47848739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210516462.XA Active CN102974221B (zh) | 2012-12-04 | 2012-12-04 | 一种控制反渗透膜表面电位的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102974221B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104237315A (zh) * | 2014-08-21 | 2014-12-24 | 广州特种承压设备检测研究院 | 基于Zeta电位评价阻垢剂与反渗透膜兼容性的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10296060A (ja) * | 1997-04-25 | 1998-11-10 | Japan Organo Co Ltd | 分離膜の汚染防止方法 |
CN1213985A (zh) * | 1996-03-18 | 1999-04-14 | 日东电工株式会社 | 反渗透复合膜以及用它进行反渗透处理水的方法 |
CN1817424A (zh) * | 2006-01-13 | 2006-08-16 | 凯膜过滤技术(上海)有限公司 | 提高反渗透膜选择分离性的处理方法 |
CN1843590A (zh) * | 2006-03-09 | 2006-10-11 | 佳尼特(上海)纯水设备有限公司 | 高通量反渗透膜元件的制作方法 |
-
2012
- 2012-12-04 CN CN201210516462.XA patent/CN102974221B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1213985A (zh) * | 1996-03-18 | 1999-04-14 | 日东电工株式会社 | 反渗透复合膜以及用它进行反渗透处理水的方法 |
JPH10296060A (ja) * | 1997-04-25 | 1998-11-10 | Japan Organo Co Ltd | 分離膜の汚染防止方法 |
CN1817424A (zh) * | 2006-01-13 | 2006-08-16 | 凯膜过滤技术(上海)有限公司 | 提高反渗透膜选择分离性的处理方法 |
CN1843590A (zh) * | 2006-03-09 | 2006-10-11 | 佳尼特(上海)纯水设备有限公司 | 高通量反渗透膜元件的制作方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104237315A (zh) * | 2014-08-21 | 2014-12-24 | 广州特种承压设备检测研究院 | 基于Zeta电位评价阻垢剂与反渗透膜兼容性的方法 |
Also Published As
Publication number | Publication date |
---|---|
CN102974221B (zh) | 2015-05-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TWI396584B (zh) | 穿透膜之阻止率提昇劑、阻止率提昇方法、穿透膜及水處理方法 | |
JP5837480B2 (ja) | 複合半透膜 | |
CN105854626A (zh) | 一种复合反渗透薄膜及其制备方法 | |
CN103561841A (zh) | 用于去离子模块的活性再生方法和使用该方法的水处理设备 | |
CN106693731A (zh) | 一种纳米碳酸钙掺杂聚砜制备高通量超滤膜的方法 | |
KR101284557B1 (ko) | 축전식 탈염전극용 탄소복합체 및 이의 제조방법 | |
CN105536561A (zh) | 去除水中硝态氮用改性纳滤膜及其制备方法 | |
CN102974221B (zh) | 一种控制反渗透膜表面电位的方法 | |
CN114425244A (zh) | 一种基于聚四氟乙烯的改性超疏水膜的制备方法及其应用 | |
CN103601273B (zh) | 一种电吸附除盐炭电极的纳米二氧化钛修饰方法 | |
Yu et al. | Quaternized polyethyleneimine-polyacrylonitrile crosslinked membrane with excellent performance synthetized by homogeneous strategy for efficient uranium extraction from seawater | |
CN105498546B (zh) | 一种纳米共轭聚合物掺杂改性的反渗透复合膜 | |
WO2016186852A1 (en) | Process of making alkaline and acidic water | |
JP2008086945A (ja) | 選択的透過膜の性能回復方法 | |
CN111992042A (zh) | 一种提高聚电解质纳滤膜水通量的方法 | |
KR102217405B1 (ko) | 전기화학적 산화반응과 막증류 공정을 이용한 폐수 처리시스템 및 이를 이용한 폐수 처리방법 | |
JP4770633B2 (ja) | 逆浸透膜処理方法 | |
CN115389576A (zh) | 一种基于电化学阻抗谱的膜清洗效果实时检测装置及方法 | |
CN115364700A (zh) | 一种基于聚偏氟乙烯的改性超疏水膜、制备方法及其应用 | |
CN106268984A (zh) | 一种失效的聚乙烯亚胺改性的阳离子交换膜的再生方法 | |
CN105714355B (zh) | 一种多孔阳极氧化铝膜的制备方法 | |
CN112546882A (zh) | 一种聚吡咯导电膜及其制备方法和应用 | |
CN112441653B (zh) | 零电荷电位基电容去离子 | |
CN102941019A (zh) | 一种提高反渗透膜元件抗污染性能的方法 | |
Chithra et al. | Treatment of textile effluent using sacrificial electrode |
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 of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Liang Songmiao Inventor after: Wu Zongce Inventor after: Jin Yan Inventor after: Xu Guoyang Inventor after: Tao Jian Inventor after: Cai Zhiqi Inventor before: Liang Songmiao Inventor before: Wu Zongce Inventor before: Jin Yan Inventor before: Xu Guoyang Inventor before: Tao Jian Inventor before: Cai Zhiqi |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 550000 1518 Li Yang Avenue, Guiyang national hi tech Industrial Development Zone, Guiyang, Guizhou Patentee after: Time Walton Technology Co., Ltd. Address before: 550023 206, two / F, office building, South Guizhou science and Technology Industrial Park, Guiyang hi tech Zone. Patentee before: Vontron Technology Co., Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211111 Address after: 550008 No. 1518, Liyang Avenue, Guiyang National High tech Industrial Development Zone, Guiyang City, Guizhou Province Patentee after: Wharton Technology Co., Ltd Address before: 550000 No. 1518, Liyang Avenue, Guiyang National High tech Industrial Development Zone, Guiyang City, Guizhou Province Patentee before: Time Wharton Technology Co., Ltd |