BR8905386A - Processo para a producao de dioxido de cloro - Google Patents

Processo para a producao de dioxido de cloro

Info

Publication number
BR8905386A
BR8905386A BR898905386A BR8905386A BR8905386A BR 8905386 A BR8905386 A BR 8905386A BR 898905386 A BR898905386 A BR 898905386A BR 8905386 A BR8905386 A BR 8905386A BR 8905386 A BR8905386 A BR 8905386A
Authority
BR
Brazil
Prior art keywords
reaction vessel
formic acid
chlorine dioxide
content
production
Prior art date
Application number
BR898905386A
Other languages
English (en)
Inventor
Maria Norell
Bjorn Syedin
Original Assignee
Eka Nobel Ab
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 Eka Nobel Ab filed Critical Eka Nobel Ab
Publication of BR8905386A publication Critical patent/BR8905386A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B11/00—Oxides or oxyacids of halogens; Salts thereof
    • C01B11/02—Oxides of chlorine
    • C01B11/022—Chlorine dioxide (ClO2)
    • C01B11/023—Preparation from chlorites or chlorates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
BR898905386A 1988-10-25 1989-10-23 Processo para a producao de dioxido de cloro BR8905386A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8803817A SE463671B (sv) 1988-10-25 1988-10-25 Foerfarande foer framstaellning av klordioxid

Publications (1)

Publication Number Publication Date
BR8905386A true BR8905386A (pt) 1990-05-22

Family

ID=20373736

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898905386A BR8905386A (pt) 1988-10-25 1989-10-23 Processo para a producao de dioxido de cloro

Country Status (11)

Country Link
US (1) US4978517A (pt)
EP (1) EP0366636B1 (pt)
JP (1) JPH075283B2 (pt)
AT (1) ATE103261T1 (pt)
BR (1) BR8905386A (pt)
CA (1) CA1333519C (pt)
DE (1) DE68914090D1 (pt)
FI (1) FI89474C (pt)
NZ (1) NZ231088A (pt)
PT (1) PT92085B (pt)
SE (1) SE463671B (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5322598A (en) * 1990-02-06 1994-06-21 Olin Corporation Chlorine dioxide generation using inert load of sodium perchlorate
US5242554A (en) * 1990-02-06 1993-09-07 Olin Corporation Electrolytic production of chloric acid and sodium chlorate mixtures for the generation of chlorine dioxide
US5348683A (en) * 1990-02-06 1994-09-20 Olin Corporation Chloric acid - alkali metal chlorate mixtures and chlorine dioxide generation
SE9002262D0 (sv) * 1990-06-27 1990-06-27 Eka Nobel Ab Foerfarande foer framstaellning av klorioxid
US5116595A (en) * 1991-04-22 1992-05-26 Tenneco Canada Inc. Metathesis of acidic by-product of chlorine dioxide generating process
US5205995A (en) * 1991-04-22 1993-04-27 Sterling Canada Inc. Metathesis of acidic by-product of chlorine dioxide generating apparatus
AU5586394A (en) * 1992-11-09 1994-06-08 Sterling Canada, Inc. Metathesis of acidic by-product of chlorine dioxide generating process
US5399332A (en) * 1993-10-20 1995-03-21 Sterling Canada, Inc. Dynamic leaching procedure for metathesis
US5599518A (en) * 1994-12-01 1997-02-04 Olin Corporation Catalytic process for chlorine dioxide generation from chloric acid
US6322768B1 (en) 1998-09-29 2001-11-27 International Paper Company Recovery of chlorine dioxide from gas streams
US6287533B1 (en) 1999-09-20 2001-09-11 Mohammed N. I. Khan Production of chlorine dioxide by chemical reduction of ammonium chlorate in aqueous acidic solution
US6306281B1 (en) 1999-11-30 2001-10-23 Joseph Matthew Kelley Electrolytic process for the generation of stable solutions of chlorine dioxide
US6855294B2 (en) 2000-11-22 2005-02-15 Resonance, Inc. Apparatus and methods for efficient generation of chlorine dioxide
JP4457114B2 (ja) * 2004-02-23 2010-04-28 アクゾ ノーベル ナムローゼ フェンノートシャップ 二酸化塩素の製造方法
CN100471791C (zh) * 2004-02-23 2009-03-25 阿克佐诺贝尔公司 二氧化氯的生产方法
JP2005330159A (ja) * 2004-05-21 2005-12-02 Mitsubishi Gas Chem Co Inc 食塩から化学パルプの無塩素漂白用薬品の製造方法
CA2589714C (en) * 2004-12-06 2010-04-06 Akzo Nobel N.V. Process and apparatus for producing chlorine dioxide
AU2010261878B2 (en) * 2009-06-16 2013-08-01 Akzo Nobel Chemicals International B.V. Process for the production of chlorine dioxide
UY32927A (es) * 2009-10-12 2011-03-31 Akzo Nobel Chemicals Int Bv Proceso para la producción de dióxido de cloro
FI122623B (fi) * 2009-10-30 2012-04-30 Kemira Oyj Menetelmä klooridioksidin valmistamiseksi

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3864456A (en) * 1964-08-13 1975-02-04 Electric Reduction Co Manufacture of chlorine dioxide, chlorine and anhydrous sodium sulphate
FR1471370A (fr) * 1965-03-12 1967-03-03 Hooker Chemical Corp Production de bioxyde de chlore
US3933988A (en) * 1966-10-24 1976-01-20 Hooker Chemicals & Plastics Corporation Method of simultaneously producing chlorine dioxide and a sulfate salt
US3563702A (en) * 1968-03-05 1971-02-16 Hooker Chemical Corp Production of chlorine dioxide
NL7501253A (nl) * 1974-02-15 1975-08-19 Basf Ag Werkwijze voor het winnen van mierezuur.
US4145401A (en) * 1976-03-19 1979-03-20 Erco Industries Limited High efficiency chlorine dioxide production at low acidity with methanol addition
CA1080434A (en) * 1976-03-19 1980-07-01 Richard Swindells High efficiency chlorine dioxide production using hc1 as acid
SE425322B (sv) * 1976-05-11 1982-09-20 Kemanobel Ab Forfarande vid framstellning av alkalimetall- eller jordalkalimetallklorit
US4465658A (en) * 1983-06-13 1984-08-14 Erco Industries Limited Chlorine dioxide process
US4473540A (en) * 1983-07-07 1984-09-25 Erco Industries Limited High efficiency chlorine dioxide process
DE3522934A1 (de) * 1985-06-27 1987-01-08 Thomson Brandt Gmbh Videorecorder
SE460046B (sv) * 1987-03-27 1989-09-04 Eka Nobel Ab Foerfarande foer framstaellning av klordioxid

Also Published As

Publication number Publication date
FI895028A0 (fi) 1989-10-23
SE8803817D0 (sv) 1988-10-25
PT92085B (pt) 1995-08-09
NZ231088A (en) 1991-08-27
CA1333519C (en) 1994-12-20
JPH075283B2 (ja) 1995-01-25
SE8803817L (sv) 1990-04-26
ATE103261T1 (de) 1994-04-15
PT92085A (pt) 1990-04-30
DE68914090D1 (de) 1994-04-28
SE463671B (sv) 1991-01-07
US4978517A (en) 1990-12-18
EP0366636A1 (en) 1990-05-02
JPH02157102A (ja) 1990-06-15
FI89474B (fi) 1993-06-30
EP0366636B1 (en) 1994-03-23
FI89474C (fi) 1993-10-11

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FF Decision: intention to grant
FG Letter patent granted
B22B Petition not considered [chapter 22.2 patent gazette]
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 23/10/2004