BR0008568B1 - método para produção de polissulfetos por meio de oxidação eletrolìtica. - Google Patents

método para produção de polissulfetos por meio de oxidação eletrolìtica.

Info

Publication number
BR0008568B1
BR0008568B1 BRPI0008568-5A BR0008568A BR0008568B1 BR 0008568 B1 BR0008568 B1 BR 0008568B1 BR 0008568 A BR0008568 A BR 0008568A BR 0008568 B1 BR0008568 B1 BR 0008568B1
Authority
BR
Brazil
Prior art keywords
anode
compartment
electrolytic oxidation
cathode
polysulfide
Prior art date
Application number
BRPI0008568-5A
Other languages
English (en)
Other versions
BR0008568A (pt
Inventor
Tetsuji Shimohira
Tatsuya Andoh
Junji Tanaka
Keigo Watanabe
Yasunori Nanri
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 filed Critical
Publication of BR0008568A publication Critical patent/BR0008568A/pt
Publication of BR0008568B1 publication Critical patent/BR0008568B1/pt

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
    • D21C11/0078—Treatment of green or white liquors with other means or other compounds than gases, e.g. in order to separate solid compounds such as sodium chloride and carbonate from these liquors; Further treatment of these compounds
    • 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
    • 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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
    • C25B11/031—Porous electrodes
    • 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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
    • C25B11/075—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound
    • 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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
    • C25B11/075—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound
    • C25B11/089—Alloys
    • 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
    • C25B15/02—Process control or regulation
    • C25B15/023—Measuring, analysing or testing during electrolytic production
    • C25B15/025—Measuring, analysing or testing during electrolytic production of electrolyte parameters
    • 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
    • C25B9/13—Single electrolytic cells with circulation of an electrolyte
    • 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
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Automation & Control Theory (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Paper (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
BRPI0008568-5A 1999-02-26 2000-02-28 método para produção de polissulfetos por meio de oxidação eletrolìtica. BR0008568B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP05103399A JP4312869B2 (ja) 1999-02-26 1999-02-26 電解酸化を用いた多硫化物の製造方法
PCT/JP2000/001147 WO2000050340A1 (fr) 1999-02-26 2000-02-28 Procede de production de polysulfure par oxydation electrolytique

Publications (2)

Publication Number Publication Date
BR0008568A BR0008568A (pt) 2002-02-19
BR0008568B1 true BR0008568B1 (pt) 2009-08-11

Family

ID=12875506

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0008568-5A BR0008568B1 (pt) 1999-02-26 2000-02-28 método para produção de polissulfetos por meio de oxidação eletrolìtica.

Country Status (13)

Country Link
US (1) US6517699B2 (pt)
EP (1) EP1178009B1 (pt)
JP (1) JP4312869B2 (pt)
CN (1) CN1163407C (pt)
AT (1) ATE370915T1 (pt)
AU (1) AU2694900A (pt)
BR (1) BR0008568B1 (pt)
CA (1) CA2364242C (pt)
DE (1) DE60036100T2 (pt)
ES (1) ES2292429T3 (pt)
PT (1) PT1178009E (pt)
RU (1) RU2227816C2 (pt)
WO (1) WO2000050340A1 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001073180A (ja) * 1999-09-06 2001-03-21 Kawasaki Kasei Chem Ltd 多硫化物の製造方法
US7378068B2 (en) * 2005-06-01 2008-05-27 Conocophillips Company Electrochemical process for decomposition of hydrogen sulfide and production of sulfur
JP4761143B2 (ja) * 2006-03-31 2011-08-31 独立行政法人産業技術総合研究所 銅の析出回収方法及びその装置
US20090242422A1 (en) * 2008-03-31 2009-10-01 Kazuhiro Kurosu Method for recovering performance of electrolyzer for use in production of polysulfide and method for stopping holding electrolyzer
US9475998B2 (en) 2008-10-09 2016-10-25 Ceramatec, Inc. Process for recovering alkali metals and sulfur from alkali metal sulfides and polysulfides
CA2890794A1 (en) * 2008-10-09 2010-04-15 John Gordon Apparatus and method for reducing an alkali metal electrochemically at a temperature below the metal's melting temperature
US8254524B2 (en) * 2009-01-29 2012-08-28 The Invention Science Fund I, Llc Diagnostic delivery service
KR101352887B1 (ko) * 2011-06-16 2014-01-23 문상봉 수전해 이온수 발생장치
KR101466883B1 (ko) * 2011-06-29 2014-12-10 조영일 알카리수를 이용한 세차장치 및 이를 구비한 세차장용 수처리 시스템
MY188587A (en) 2012-10-01 2021-12-22 Jujo Paper Co Ltd Continuous electrolysis method with electrolytic bath for polysulfide production and electrolysis device for implementing the same
SE538784C2 (sv) * 2015-04-09 2016-11-22 Valmet Oy Method for polysulfide production in a kraft pulp mill
US20220396483A1 (en) * 2019-06-24 2022-12-15 Tessenderlo Kerley, Inc. Polysulfide Compositions and Processes for Making Same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE501204C2 (sv) * 1993-06-28 1994-12-05 Eka Nobel Ab Framställning av polysulfid genom elektrolys av vitlut som innehåller sulfid
US5653861A (en) * 1995-04-06 1997-08-05 Eka Nobel Ab Electrochemical process
US5580124A (en) 1995-06-26 1996-12-03 Dellanno; Ronald P. Apparatus for preventing whiplash
DE69705790D1 (de) * 1996-04-26 2001-08-30 Asahi Glass Co Ltd Verfahren zur herstellung von polysulfiden durch electrolytischen oxidation
JP4187826B2 (ja) * 1998-05-29 2008-11-26 川崎化成工業株式会社 電解酸化による多硫化物の製造方法

Also Published As

Publication number Publication date
JP2000247612A (ja) 2000-09-12
DE60036100D1 (de) 2007-10-04
PT1178009E (pt) 2007-09-10
CN1341077A (zh) 2002-03-20
DE60036100T2 (de) 2008-05-15
EP1178009A1 (en) 2002-02-06
CA2364242C (en) 2009-06-09
BR0008568A (pt) 2002-02-19
US20020053520A1 (en) 2002-05-09
RU2227816C2 (ru) 2004-04-27
ES2292429T3 (es) 2008-03-16
EP1178009B1 (en) 2007-08-22
JP4312869B2 (ja) 2009-08-12
CA2364242A1 (en) 2000-08-31
EP1178009A4 (en) 2004-10-06
WO2000050340A1 (fr) 2000-08-31
AU2694900A (en) 2000-09-14
US6517699B2 (en) 2003-02-11
ATE370915T1 (de) 2007-09-15
CN1163407C (zh) 2004-08-25

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 28/02/2000, OBSERVADAS AS CONDICOES LEGAIS.

B25D Requested change of name of applicant approved

Owner name: KAWASAKI KASEI CHEMICALS LTD. (JP) ; NIPPON PAPER

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 28.02.2020