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FR2723935B1 - Procede pour abaisser la teneur en cations multivalents de solutions aqueuses - Google Patents

Procede pour abaisser la teneur en cations multivalents de solutions aqueuses

Info

Publication number
FR2723935B1
FR2723935B1 FR9410318A FR9410318A FR2723935B1 FR 2723935 B1 FR2723935 B1 FR 2723935B1 FR 9410318 A FR9410318 A FR 9410318A FR 9410318 A FR9410318 A FR 9410318A FR 2723935 B1 FR2723935 B1 FR 2723935B1
Authority
FR
France
Prior art keywords
lowering
aqueous solutions
multivalent cation
cation content
content
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 - Fee Related
Application number
FR9410318A
Other languages
English (en)
Other versions
FR2723935A1 (fr
Inventor
Claudine Biver
Jean Pierre Cuer
Francois Delmas
Francois Garcia
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.)
Arkema France SA
Original Assignee
Elf Atochem SA
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
Priority to FR9410318A priority Critical patent/FR2723935B1/fr
Application filed by Elf Atochem SA filed Critical Elf Atochem SA
Priority to CN95195683A priority patent/CN1160362A/zh
Priority to KR1019970701245A priority patent/KR970705438A/ko
Priority to US08/793,461 priority patent/US5885462A/en
Priority to EP95927768A priority patent/EP0777528A1/fr
Priority to AU31688/95A priority patent/AU3168895A/en
Priority to CA002198505A priority patent/CA2198505A1/fr
Priority to PCT/FR1995/001063 priority patent/WO1996006677A1/fr
Priority to JP8508526A priority patent/JPH10505275A/ja
Publication of FR2723935A1 publication Critical patent/FR2723935A1/fr
Application granted granted Critical
Publication of FR2723935B1 publication Critical patent/FR2723935B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J47/00—Ion-exchange processes in general; Apparatus therefor
    • B01J47/10—Ion-exchange processes in general; Apparatus therefor with moving ion-exchange material; with ion-exchange material in suspension or in fluidised-bed form
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/1601—Process or apparatus
    • C23C18/1617—Purification and regeneration of coating baths
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/16—Regeneration of process solutions
    • C25D21/22—Regeneration of process solutions by ion-exchange
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Removal Of Specific Substances (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
FR9410318A 1994-08-26 1994-08-26 Procede pour abaisser la teneur en cations multivalents de solutions aqueuses Expired - Fee Related FR2723935B1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR9410318A FR2723935B1 (fr) 1994-08-26 1994-08-26 Procede pour abaisser la teneur en cations multivalents de solutions aqueuses
KR1019970701245A KR970705438A (ko) 1994-08-26 1995-08-08 수용액내 다가 양이온의 함량 감소방법(process for lowering the content of polyvalent cations in aqueous solutions)
US08/793,461 US5885462A (en) 1994-08-26 1995-08-08 Process for reducing the concentration of multivalent cations in aqueous solutions
EP95927768A EP0777528A1 (fr) 1994-08-26 1995-08-08 Procede pour abaisser la teneur en cations multivalents de solutions aqueuses
CN95195683A CN1160362A (zh) 1994-08-26 1995-08-08 降低水溶液中多价阳离子含量的方法
AU31688/95A AU3168895A (en) 1994-08-26 1995-08-08 Process for reducing the concentration of multivalent cations in aqueous solutions
CA002198505A CA2198505A1 (fr) 1994-08-26 1995-08-08 Procede pour abaisser la teneur en cations multivalents de solutions aqueuses
PCT/FR1995/001063 WO1996006677A1 (fr) 1994-08-26 1995-08-08 Procede pour abaisser la teneur en cations multivalents de solutions aqueuses
JP8508526A JPH10505275A (ja) 1994-08-26 1995-08-08 水溶液中の多価カチオン濃度を低下させる方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9410318A FR2723935B1 (fr) 1994-08-26 1994-08-26 Procede pour abaisser la teneur en cations multivalents de solutions aqueuses

Publications (2)

Publication Number Publication Date
FR2723935A1 FR2723935A1 (fr) 1996-03-01
FR2723935B1 true FR2723935B1 (fr) 1997-01-03

Family

ID=9466507

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9410318A Expired - Fee Related FR2723935B1 (fr) 1994-08-26 1994-08-26 Procede pour abaisser la teneur en cations multivalents de solutions aqueuses

Country Status (9)

Country Link
US (1) US5885462A (fr)
EP (1) EP0777528A1 (fr)
JP (1) JPH10505275A (fr)
KR (1) KR970705438A (fr)
CN (1) CN1160362A (fr)
AU (1) AU3168895A (fr)
CA (1) CA2198505A1 (fr)
FR (1) FR2723935B1 (fr)
WO (1) WO1996006677A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6623645B1 (en) * 2000-10-27 2003-09-23 Dewater Solutions, Inc. Wastewater containment and treatment methods
ES2698205T5 (en) * 2005-11-25 2025-02-27 Macdermid Enthone Inc Process for cleaning of processing solutions
US20070256980A1 (en) * 2006-03-31 2007-11-08 Perry Equipment Corporation Countercurrent systems and methods for treatment of contaminated fluids
CN101589066B (zh) 2007-01-24 2013-07-03 株式会社日本触媒 粒子状吸水性聚合物及其制造方法
DE102013006711A1 (de) * 2013-03-15 2014-09-18 BLüCHER GMBH Neue Konzepte für die Wasserbehandlung, insbesondere Wasseraufbereitung und/oder -aufreinigung
AU2020470072A1 (en) * 2020-09-28 2023-06-01 Kimberly-Clark Worldwide, Inc. Copolymerized superabsorbent polymers
CN118765293A (zh) * 2022-02-28 2024-10-11 金伯利-克拉克环球有限公司 高容量超吸收材料及其制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51137604A (en) * 1975-05-24 1976-11-27 Nippon Filter Kk Process for recovery of heavy metals
US4279755A (en) * 1980-02-26 1981-07-21 Alexander Himsley Continuous countercurrent ion exchange process
FR2501069B1 (fr) * 1981-03-05 1985-08-02 Scumra Procede et dispositif d'extraction d'ions d'un liquide clair ou contenant des matieres en suspension par mise en contact avec un echangeur
FR2608457B1 (fr) * 1986-12-19 1993-09-10 Charbonnages Ste Chimique Procede d'extraction de cations et son application au traitement d'effluents aqueux
JPH0259003A (ja) * 1988-08-26 1990-02-28 Hitachi Zosen Corp 吸水性ポリマーを用いる重金属イオンの除去方法
US5082503A (en) * 1990-10-22 1992-01-21 Baxter International Inc. Method for removing contaminants from the surfaces of articles
US5389166A (en) * 1990-12-17 1995-02-14 American Colloid Company Water barrier formed from a clay-fiber mat
US5154713A (en) * 1991-10-22 1992-10-13 Nalco Chemical Company Enhancing absorption rates of superabsorbents by incorporating a blowing agent
US5314420A (en) * 1993-09-17 1994-05-24 Nalco Chemical Company Superabsorbent polymer having improved absorption rate and absorption under pressure

Also Published As

Publication number Publication date
JPH10505275A (ja) 1998-05-26
WO1996006677A1 (fr) 1996-03-07
FR2723935A1 (fr) 1996-03-01
AU3168895A (en) 1996-03-22
US5885462A (en) 1999-03-23
CN1160362A (zh) 1997-09-24
CA2198505A1 (fr) 1996-03-07
EP0777528A1 (fr) 1997-06-11
KR970705438A (ko) 1997-10-09

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Legal Events

Date Code Title Description
ST Notification of lapse