DE59600938D1 - Verfahren zur Regenerierung von Kunststoffdiaphragmen - Google Patents
Verfahren zur Regenerierung von KunststoffdiaphragmenInfo
- Publication number
- DE59600938D1 DE59600938D1 DE59600938T DE59600938T DE59600938D1 DE 59600938 D1 DE59600938 D1 DE 59600938D1 DE 59600938 T DE59600938 T DE 59600938T DE 59600938 T DE59600938 T DE 59600938T DE 59600938 D1 DE59600938 D1 DE 59600938D1
- Authority
- DE
- Germany
- Prior art keywords
- regeneration
- plastic diaphragms
- diaphragms
- plastic
- 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.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B13/00—Diaphragms; Spacing elements
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19519921A DE19519921A1 (de) | 1995-05-31 | 1995-05-31 | Verfahren zur Regenerierung von Kunststoffdiaphragmen |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59600938D1 true DE59600938D1 (de) | 1999-01-21 |
Family
ID=7763296
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19519921A Withdrawn DE19519921A1 (de) | 1995-05-31 | 1995-05-31 | Verfahren zur Regenerierung von Kunststoffdiaphragmen |
DE59600938T Expired - Lifetime DE59600938D1 (de) | 1995-05-31 | 1996-05-23 | Verfahren zur Regenerierung von Kunststoffdiaphragmen |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19519921A Withdrawn DE19519921A1 (de) | 1995-05-31 | 1995-05-31 | Verfahren zur Regenerierung von Kunststoffdiaphragmen |
Country Status (6)
Country | Link |
---|---|
US (1) | US5755951A (de) |
EP (1) | EP0745701B1 (de) |
CN (1) | CN1077609C (de) |
DE (2) | DE19519921A1 (de) |
NO (1) | NO962216L (de) |
PL (1) | PL314547A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7255798B2 (en) * | 2004-03-26 | 2007-08-14 | Ion Power, Inc. | Recycling of used perfluorosulfonic acid membranes |
ITMI20131521A1 (it) * | 2013-09-16 | 2015-03-17 | Industrie De Nora Spa | Cella elettrolitica per produzione di soluzioni ossidanti |
CN111403838B (zh) * | 2019-12-23 | 2023-04-25 | 余姚市鑫和电池材料有限公司 | 一种退役动力锂电池隔膜纸回收再利用方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1309214A (en) * | 1919-07-08 | Hugh k | ||
GB1468355A (en) * | 1973-07-18 | 1977-03-23 | Ici Ltd | Making porous diaphragms in electrolytic cells |
US3467586A (en) * | 1965-04-12 | 1969-09-16 | Hooker Chemical Corp | Rejuvenation of diaphragms for chlor-alkali cells |
US3630863A (en) * | 1968-11-13 | 1971-12-28 | Ppg Industries Inc | Cell diaphragm treatment |
US3988223A (en) * | 1975-10-28 | 1976-10-26 | Basf Wyandotte Corporation | Unplugging of electrolysis diaphragms |
SU739261A2 (ru) * | 1977-05-23 | 1980-06-05 | Кишиневский политехнический институт им.С.Лазо | Вихревой усилитель |
US4174269A (en) * | 1978-06-21 | 1979-11-13 | Ppg Industries, Inc. | Method of treating electrodes |
SU808561A1 (ru) * | 1978-09-01 | 1981-02-28 | Предприятие П/Я В-2287 | Способ промывки диафрагмы |
US4204921A (en) * | 1979-03-19 | 1980-05-27 | Basf Wyandotte Corporation | Method for rejuvenating chlor-alkali cells |
US4381230A (en) * | 1981-06-22 | 1983-04-26 | The Dow Chemical Company | Operation and regeneration of permselective ion-exchange membranes in brine electrolysis cells |
JPS6077985A (ja) * | 1983-10-06 | 1985-05-02 | Kao Corp | 電解槽の洗浄方法および洗浄薬剤 |
US5133843A (en) * | 1990-09-10 | 1992-07-28 | The Dow Chemical Company | Method for the recovery of metals from the membrane of electrochemical cells |
US5498321A (en) * | 1994-07-28 | 1996-03-12 | Oxytech Systems, Inc. | Electrolysis cell diaphragm reclamation |
-
1995
- 1995-05-31 DE DE19519921A patent/DE19519921A1/de not_active Withdrawn
-
1996
- 1996-05-13 CN CN96110009A patent/CN1077609C/zh not_active Expired - Fee Related
- 1996-05-23 DE DE59600938T patent/DE59600938D1/de not_active Expired - Lifetime
- 1996-05-23 EP EP96108246A patent/EP0745701B1/de not_active Expired - Lifetime
- 1996-05-30 PL PL96314547A patent/PL314547A1/xx unknown
- 1996-05-30 NO NO962216A patent/NO962216L/no not_active Application Discontinuation
-
1997
- 1997-06-16 US US08/876,250 patent/US5755951A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE19519921A1 (de) | 1996-12-05 |
US5755951A (en) | 1998-05-26 |
CN1077609C (zh) | 2002-01-09 |
NO962216D0 (no) | 1996-05-30 |
PL314547A1 (en) | 1996-12-09 |
NO962216L (no) | 1996-12-02 |
EP0745701B1 (de) | 1998-12-09 |
EP0745701A1 (de) | 1996-12-04 |
CN1147566A (zh) | 1997-04-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8330 | Complete disclaimer |