DE59600938D1 - Verfahren zur Regenerierung von Kunststoffdiaphragmen - Google Patents

Verfahren zur Regenerierung von Kunststoffdiaphragmen

Info

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
Application number
DE59600938T
Other languages
English (en)
Inventor
Rudi Dr Kroener
Bernd Dr Leutner
Hans-Michael Dr Schneider
Holger Dr Friedrich
Kurt Hecky
Dieter Dr Schlaefer
Wolfgang Dr Steiner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of DE59600938D1 publication Critical patent/DE59600938D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
DE59600938T 1995-05-31 1996-05-23 Verfahren zur Regenerierung von Kunststoffdiaphragmen Expired - Lifetime DE59600938D1 (de)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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