ATE284980T1 - Verfahren zum regenerieren einer prozesslösung - Google Patents

Verfahren zum regenerieren einer prozesslösung

Info

Publication number
ATE284980T1
ATE284980T1 AT99120998T AT99120998T ATE284980T1 AT E284980 T1 ATE284980 T1 AT E284980T1 AT 99120998 T AT99120998 T AT 99120998T AT 99120998 T AT99120998 T AT 99120998T AT E284980 T1 ATE284980 T1 AT E284980T1
Authority
AT
Austria
Prior art keywords
chamber
solution
anodic
hypophosphite
cathodic
Prior art date
Application number
AT99120998T
Other languages
English (en)
Inventor
Reinhard Dr Rer Nat Schwarz
Klaus Prof Dr Rer Fischwasser
Annette Dipl-Ing Fh Taubert
Dieter Dipl-Ing Hahnewald
Original Assignee
Reinhard Dr Rer Nat Schwarz
Annette Dipl-Ing Fh Taubert
Klaus Prof Dr Rer Fischwasser
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 Reinhard Dr Rer Nat Schwarz, Annette Dipl-Ing Fh Taubert, Klaus Prof Dr Rer Fischwasser filed Critical Reinhard Dr Rer Nat Schwarz
Application granted granted Critical
Publication of ATE284980T1 publication Critical patent/ATE284980T1/de

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Chemically Coating (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
AT99120998T 1998-11-06 1999-11-04 Verfahren zum regenerieren einer prozesslösung ATE284980T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19851180A DE19851180C1 (de) 1998-11-06 1998-11-06 Verfahren zum Regenerieren einer Prozeßlösung

Publications (1)

Publication Number Publication Date
ATE284980T1 true ATE284980T1 (de) 2005-01-15

Family

ID=7886899

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99120998T ATE284980T1 (de) 1998-11-06 1999-11-04 Verfahren zum regenerieren einer prozesslösung

Country Status (3)

Country Link
EP (1) EP1006213B1 (de)
AT (1) ATE284980T1 (de)
DE (2) DE19851180C1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10240350B4 (de) * 2002-08-28 2005-05-12 Atotech Deutschland Gmbh Vorrichtung und Verfahren zum Regenerieren eines stromlosen Metallabscheidebades
DE10322120A1 (de) * 2003-05-12 2004-12-09 Blasberg Werra Chemie Gmbh Verfahren und Vorrichtungen zur Verlängerung der Nutzungsdauer einer Prozesslösung für die chemisch-reduktive Metallbeschichtung
DE102004038693B4 (de) 2004-08-10 2010-02-25 Blasberg Werra Chemie Gmbh Vorrichtung und Verfahren zur Entfernung von Fremdstoffen aus Prozesslösungen und Verfahren zur Regenerierung eines Kationenaustauschers
DE502005003655D1 (de) 2005-05-25 2008-05-21 Enthone Verfahren und Vorrichtung zur Einstellung der Ionenkonzentration in Elektrolyten
DE102010015361A1 (de) 2010-04-16 2011-10-20 Atotech Deutschland Gmbh Membranelektrolysestapel, diesen enthaltende Elektrodialyseeinrichtung sowie Verfahren zum Regenerieren eines außenstromlos arbeitenden Bades zur Metallabscheidung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2726969A (en) * 1953-12-03 1955-12-13 Gen Motors Corp Chemical reduction plating process
DE4310366C1 (de) * 1993-03-30 1994-10-13 Fraunhofer Ges Forschung Verfahren zum Regenerieren von wässrigen, außenstromlos arbeitenden Beschichtungsbädern
US5419821A (en) * 1993-06-04 1995-05-30 Vaughan; Daniel J. Process and equipment for reforming and maintaining electroless metal baths

Also Published As

Publication number Publication date
EP1006213A2 (de) 2000-06-07
EP1006213B1 (de) 2004-12-15
DE59911270D1 (de) 2005-01-20
DE19851180C1 (de) 2000-04-20
EP1006213A3 (de) 2000-08-09

Similar Documents

Publication Publication Date Title
US4740281A (en) Recovery of acids from materials comprising acid and salt
US3844927A (en) Electrodialytic recovery of acid and insoluble products from spent liquors
EP0416312B1 (de) Verfahren zur kontinuierlichen Entfernung und Rückgewinnung von Ethylendiamintetra-Essigsäure (EDTA) aus dem Prozesswasser der stromlosen Kupferplattierung
CA2236393C (en) Method and device for regenerating tin-plating solutions
US6280593B1 (en) Process for separating off organic acids from aqueous solutions
US20060096864A1 (en) Water purifying system
US4549946A (en) Process and an electrodialytic cell for electrodialytically regenerating a spent electroless copper plating bath
US4999095A (en) Recovery of mixed acids from mixed salts
US3072545A (en) Electroplating of metals
EP0149917B1 (de) Elektrodialytische Umwandung von mehrwertigen Metallsalzen
KR20010043561A (ko) 무전해 금속 퇴적 배스의 전기투석 재생성을 위한 장치 및방법
US20040037765A1 (en) Treatment of nickel-containing waste water on phosphating
DE59911270D1 (de) Verfahren zum Regenerieren einer Prozesslösung
JP2004514055A5 (de)
JP2726657B2 (ja) 混合塩からの混合酸の回収
US4419198A (en) Purification of methioine hydroxy analogue hydrolyzate by electrodialysis
JPH0871376A (ja) 拡散透析および電気透析による有機スルホン酸および／又は有機スルホン酸塩含有液からの有機スルホン酸の回収方法およびそれに使用する回収装置
PL90372B1 (de)
EP1480913B1 (de) Entfernung von nitrat
JP2003236345A (ja) 脱アルカリ水ガラスの製造方法およびその製造装置
KR20010106235A (ko) 금속 표면-처리 방법
US20070256940A1 (en) Device and Method for Removing Foreign Matter from Process Solutions
JP3280382B2 (ja) 酸性にされたプロセス流の製造方法
JP2002212751A (ja) 金属表面処理方法
JP2002220220A (ja) 脱アルカリ水ガラス溶液の製造方法

Legal Events

Date Code Title Description
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee