BR112012028882A2 - método para melhorar a operação de uma célula eletrolítica e método para melhorar a operação de uma célula eletrolítica para eletrólise de solução de cloreto de metal alcalino - Google Patents

método para melhorar a operação de uma célula eletrolítica e método para melhorar a operação de uma célula eletrolítica para eletrólise de solução de cloreto de metal alcalino

Info

Publication number
BR112012028882A2
BR112012028882A2 BR112012028882A BR112012028882A BR112012028882A2 BR 112012028882 A2 BR112012028882 A2 BR 112012028882A2 BR 112012028882 A BR112012028882 A BR 112012028882A BR 112012028882 A BR112012028882 A BR 112012028882A BR 112012028882 A2 BR112012028882 A2 BR 112012028882A2
Authority
BR
Brazil
Prior art keywords
improving
electrolytic cell
electrolysis
chloride solution
alkali chloride
Prior art date
Application number
BR112012028882A
Other languages
English (en)
Other versions
BR112012028882B1 (pt
Inventor
Craic Long
David R Bush
Henry W Schussler
Original Assignee
Ppg Ind Ohio Inc
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 Ppg Ind Ohio Inc filed Critical Ppg Ind Ohio Inc
Publication of BR112012028882A2 publication Critical patent/BR112012028882A2/pt
Publication of BR112012028882B1 publication Critical patent/BR112012028882B1/pt

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
    • C25B13/04—Diaphragms; Spacing elements characterised by the material
    • C25B13/08—Diaphragms; Spacing elements characterised by the material based on organic materials
    • 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
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • 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
    • 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
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
    • C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
BR112012028882-2A 2011-05-10 2011-05-11 método para melhorar a operação de uma célula eletrolítica BR112012028882B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/104,086 US8784620B2 (en) 2010-05-13 2011-05-10 Method of operating a diaphragm electrolytic cell
PCT/US2011/036011 WO2012154176A1 (en) 2011-05-10 2011-05-11 Method of operating a diaphragm electrolytic cell

Publications (2)

Publication Number Publication Date
BR112012028882A2 true BR112012028882A2 (pt) 2016-07-26
BR112012028882B1 BR112012028882B1 (pt) 2019-11-05

Family

ID=44626511

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012028882-2A BR112012028882B1 (pt) 2011-05-10 2011-05-11 método para melhorar a operação de uma célula eletrolítica

Country Status (6)

Country Link
US (1) US8784620B2 (pt)
EP (1) EP2561122B1 (pt)
BR (1) BR112012028882B1 (pt)
CA (1) CA2799002A1 (pt)
MX (1) MX2012013224A (pt)
WO (1) WO2012154176A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6752974B2 (ja) 2017-07-26 2020-09-09 株式会社日本触媒 アルカリ水電解用隔膜、その製造方法、及び無機有機複合膜の製造方法
CN114086213A (zh) * 2021-10-27 2022-02-25 四川华能氢能科技有限公司 一种降低碱性电解水制氢能耗的复合隔膜

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE795724A (fr) 1972-02-25 1973-08-21 Basf Ag Procede et dispositif de fabrication de fibres courtes en matieres synthetiques thermoplastiques
US4036729A (en) 1975-04-10 1977-07-19 Patil Arvind S Diaphragms from discrete thermoplastic fibers requiring no bonding or cementing
US4174266A (en) * 1975-05-14 1979-11-13 Ppg Industries, Inc. Method of operating an electrolytic cell having an asbestos diaphragm
US4126536A (en) 1976-12-27 1978-11-21 Basf Wyandotte Corporation Diaphragms for chlor-alkali cells
US4853101A (en) 1984-09-17 1989-08-01 Eltech Systems Corporation Porous separator comprising inorganic/polymer composite fiber and method of making same
US4869793A (en) 1985-12-24 1989-09-26 Ppg Industries, Inc. Method of preparing an asbestos diaphragm
US4680101A (en) 1986-11-04 1987-07-14 Ppg Industries, Inc. Electrolyte permeable diaphragm including a polymeric metal oxide
US5030403A (en) 1989-01-17 1991-07-09 Ppg Industries, Inc. Method for making polymeric fibrils
FR2650843B1 (fr) * 1989-08-10 1992-01-17 Rhone Poulenc Chimie Diaphragme, association d'un tel diaphragme a un element cathodique et leur procede d'obtention
CA2057826C (en) 1991-01-03 1998-09-01 Donald W. Dubois Method of operating chlor-alkali cells
US5188712A (en) 1991-01-03 1993-02-23 Ppg Industries, Inc. Diaphragm for use in chlor-alkali cells
US5630930A (en) 1995-07-26 1997-05-20 Ppg Industries, Inc. Method for starting a chlor-alkali diaphragm cell
US5612089A (en) 1995-07-26 1997-03-18 Ppg Industries, Inc. Method for preparing diaphragm for use in chlor-alkali cells
US5683749A (en) 1995-07-26 1997-11-04 Ppg Industries, Inc. Method for preparing asbestos-free chlor-alkali diaphragm
DE19650316A1 (de) * 1996-12-04 1998-06-10 Basf Ag Verfahren zur Modifikation des Durchflußwiderstandes von Diaphragmen
US6059944A (en) 1998-07-29 2000-05-09 Ppg Industries Ohio, Inc. Diaphragm for electrolytic cell
US6299939B1 (en) 2000-04-28 2001-10-09 Ppg Industries Ohio, Inc. Method of preparing a diaphragm for an electrolytic cell
US6296745B1 (en) 2000-04-28 2001-10-02 Ppg Industries Ohio, Inc. Method of operating chlor-alkali electrolytic cells
US7459044B2 (en) 2002-08-26 2008-12-02 E. I. Du Pont De Nemours And Company Sheet material especially useful for circuit boards
US7618527B2 (en) * 2005-08-31 2009-11-17 Ppg Industries Ohio, Inc. Method of operating a diaphragm electrolytic cell
WO2008030216A1 (en) 2006-09-07 2008-03-13 Ppg Industries Ohio, Inc. Method of operating a diaphragm electrolytic cell
US8460536B2 (en) 2006-01-19 2013-06-11 Eagle Controlled 2 Ohio Spinco, Inc. Diaphragm for electrolytic cell
US8038865B2 (en) 2007-05-11 2011-10-18 Ppg Industries, Ohio Inc. Diaphragm for electrolytic cell

Also Published As

Publication number Publication date
EP2561122A1 (en) 2013-02-27
CA2799002A1 (en) 2012-11-15
BR112012028882B1 (pt) 2019-11-05
US8784620B2 (en) 2014-07-22
MX2012013224A (es) 2013-06-19
EP2561122B1 (en) 2016-11-30
US20110278177A1 (en) 2011-11-17
WO2012154176A1 (en) 2012-11-15

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Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: AXIALL OHIO, INC. (US)

B06F Objections, documents and/or translations needed after an examination request according art. 34 industrial property law
B06T Formal requirements before examination
B09A Decision: intention to grant
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 11/05/2011, OBSERVADAS AS CONDICOES LEGAIS.