FR2409235A1 - Procede pour purifier des solutions salees residuaires, provenant en particulier de la preparation d'epoxydes par l'intermediaire des chlorhydrines - Google Patents

Procede pour purifier des solutions salees residuaires, provenant en particulier de la preparation d'epoxydes par l'intermediaire des chlorhydrines

Info

Publication number
FR2409235A1
FR2409235A1 FR7824796A FR7824796A FR2409235A1 FR 2409235 A1 FR2409235 A1 FR 2409235A1 FR 7824796 A FR7824796 A FR 7824796A FR 7824796 A FR7824796 A FR 7824796A FR 2409235 A1 FR2409235 A1 FR 2409235A1
Authority
FR
France
Prior art keywords
chlorhydrins
salted
purifying
coming
salt solution
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.)
Granted
Application number
FR7824796A
Other languages
English (en)
Other versions
FR2409235B1 (fr
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.)
CB&I Technology Inc
Original Assignee
Lummus Co
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 Lummus Co filed Critical Lummus Co
Publication of FR2409235A1 publication Critical patent/FR2409235A1/fr
Application granted granted Critical
Publication of FR2409235B1 publication Critical patent/FR2409235B1/fr
Granted legal-status Critical Current

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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/02—Synthesis of the oxirane ring
    • C07D301/24—Synthesis of the oxirane ring by splitting off HAL—Y from compounds containing the radical HAL—C—C—OY
    • C07D301/26—Y being hydrogen
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • C02F1/4674—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation with halogen or compound of halogens, e.g. chlorine, bromine
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Epoxy Compounds (AREA)
  • Removal Of Specific Substances (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Physical Water Treatments (AREA)

Abstract

PROCEDE POUR PURIFIER DES SOLUTIONS SALEES RESIDUAIRES. DANS UN PROCEDE INTEGRE DE PRODUCTION ELECTROLYTIQUE DE CHLORE ET DE PRODUCTION D'UN OXYDE D'OLEFINE PAR L'INTERMEDIAIRE D'UNE CHLORHYDRINE, DANS LEQUEL ON MET LA CHLORHYDRINE EN CONTACT AVEC UNE SOLUTION AQUEUSE D'HYDROXYDE DE SODIUM ET DE CHLORURE DE SODIUM PROVENANT DU COMPARTIMENT CATHODIQUE D'UNE CELLULE D'ELECTROLYSE POUR PRODUIRE L'OXYDE ET UNE SOLUTION SALEE, ON MET LA SOLUTION SALEE EN CONTACT 38 AVEC DU CHLORE GAZEUX POUR OXYDER LES IMPURETES ORGANIQUES EN FRAGMENTS ORGANIQUES VOLATILS QUE L'ON CHASSE 42 DE LA SOLUTION SALEE AVANT DE LA RECYCLER DANS LA CELLULE D'ELECTROLYSE 10. APPLICATION A LA PURIFICATION DES EAUX SALEES RESIDUAIRES D'UN PROCEDE DE PRODUCTION DE COMPOSES EPOXYDIQUES A PARTIR DE COMPOSES OLEFINIQUES PAR L'INTERMEDIAIRE DES CHLORHYDRINES CORRESPONDANTES.
FR7824796A 1977-11-16 1978-08-28 Procede pour purifier des solutions salees residuaires, provenant en particulier de la preparation d'epoxydes par l'intermediaire des chlorhydrines Granted FR2409235A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/851,853 US4126526A (en) 1977-11-16 1977-11-16 Cyclic process for production of alkylene oxide using electrolysis of brine

Publications (2)

Publication Number Publication Date
FR2409235A1 true FR2409235A1 (fr) 1979-06-15
FR2409235B1 FR2409235B1 (fr) 1984-12-14

Family

ID=25311877

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7824796A Granted FR2409235A1 (fr) 1977-11-16 1978-08-28 Procede pour purifier des solutions salees residuaires, provenant en particulier de la preparation d'epoxydes par l'intermediaire des chlorhydrines

Country Status (6)

Country Link
US (1) US4126526A (fr)
JP (1) JPS5844752B2 (fr)
DE (1) DE2836425A1 (fr)
FR (1) FR2409235A1 (fr)
GB (1) GB1586453A (fr)
NL (1) NL7808805A (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277405A (en) * 1979-05-03 1981-07-07 The Lummus Company Production of epoxy compounds from olefinic compounds
US4410714A (en) * 1979-05-03 1983-10-18 The Lummus Company Production of epoxy compounds from olefinic compounds
US4376865A (en) * 1979-05-03 1983-03-15 The Lummus Company Production of epoxy compounds from olefinic compounds
US4496752A (en) * 1979-05-03 1985-01-29 The Lummus Company Production of epoxy compounds from olefinic compounds
US4443620A (en) * 1979-05-03 1984-04-17 The Lummus Company Production of epoxy compounds from olefinic compounds
US4240885A (en) * 1979-07-30 1980-12-23 The Lummus Company Oxidation of organics in aqueous salt solutions
US4415460A (en) * 1979-07-30 1983-11-15 The Lummus Company Oxidation of organics in aqueous salt solutions
ZA852131B (en) * 1984-04-17 1985-11-27 Dampier Salt Ltd Process for producing high grade sodium chloride
US5198117A (en) * 1991-12-02 1993-03-30 The Dow Chemical Company Method and apparatus for preparing an epoxide by anionic dialysis
GB2265910B (en) * 1992-04-07 1995-02-22 Atomic Energy Authority Uk Hydrolysis
US5486627A (en) * 1994-12-02 1996-01-23 The Dow Chemical Company Method for producing epoxides
US6340736B1 (en) 1999-11-29 2002-01-22 General Electric Company Method and apparatus for the production of polycarbonates with brine recycling
EP2565159B1 (fr) * 2007-08-23 2015-07-08 Dow Global Technologies LLC Procédé et appareil de purification de saumure industrielle
CN101784482A (zh) * 2007-08-23 2010-07-21 陶氏环球技术公司 用于纯化工业盐水的方法、适应性微生物、组合物和设备
CN101784478A (zh) * 2007-08-23 2010-07-21 陶氏环球技术公司 盐水纯化
EP2567941A1 (fr) 2007-08-23 2013-03-13 Dow Global Technologies LLC Purification de saumure
US20100193443A1 (en) * 2007-08-23 2010-08-05 Chaudhary Sunil K Total organic carbon (toc) reduction in brine via chlorinolysis
JP5651482B2 (ja) * 2008-02-22 2015-01-14 ダウ グローバル テクノロジーズ エルエルシー 固体塩組成物を精製するための方法及び装置
ITMI20120486A1 (it) 2012-03-27 2013-09-28 Industrie De Nora Spa Trattamento di effluenti da impianti di produzione di composti epossidici
EP2669307A1 (fr) * 2012-06-01 2013-12-04 Solvay Sa Processus de fabrication dýune époxyde
US10619254B2 (en) 2016-10-28 2020-04-14 Calera Corporation Electrochemical, chlorination, and oxychlorination systems and methods to form propylene oxide or ethylene oxide
US20180347056A1 (en) * 2017-05-31 2018-12-06 Calera Corporation Methods and systems to form propylene chlorohydrin and propylene oxide
EP3502063A1 (fr) * 2017-12-19 2019-06-26 Covestro Deutschland AG Procédé continu pour réduire la quantité des substances organiques dans les eaux usées
US10590054B2 (en) 2018-05-30 2020-03-17 Calera Corporation Methods and systems to form propylene chlorohydrin from dichloropropane using Lewis acid
CN109095516B (zh) * 2018-08-30 2021-05-25 苏州东大仁智能科技有限公司 一种自动封存的海水淡化系统

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617581A (en) * 1970-05-01 1971-11-02 Dow Chemical Co Treatment of water-containing aromatic wastes
DE2217644A1 (de) * 1972-04-05 1973-10-18 Dow Chemical Co Verfahren zur verminderung der konzentration wasserloeslicher carboxylischer verunreinigungen in chloridhaltigen salzloesungen
US3952088A (en) * 1973-10-02 1976-04-20 Petro-Tex Chemical Corporation Effluent treatment
FR2292709A1 (fr) * 1974-09-20 1976-06-25 Lummus Co Procede de preparation d'oxydes d'alcoylene
US4008133A (en) * 1974-09-20 1977-02-15 The Lummus Company Production of epoxy compounds from olefinic compounds
JPS5252199A (en) * 1975-10-23 1977-04-26 Sumitomo Chem Co Ltd Method for purificating sodium chloride solution for electrolysis by d iaphragm method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3149140A (en) * 1964-09-15 Process for preparing tertiary
US3288692A (en) * 1962-09-20 1966-11-29 Pullman Inc Electrochemical process for the production of organic oxides
FR1443994A (fr) * 1965-04-27 1966-07-01 Pechiney Saint Gobain Perfectionnements dans l'obtention d'oxydes d'oléfines
DE1295535B (de) * 1966-10-14 1969-05-22 Bayer Ag Verfahren zur elektrochemischen Herstellung von Olefinoxiden aus Olefinen
FR2144084A5 (en) * 1971-06-30 1973-02-09 Courtier Armand Epoxides - via halohydrins from olefins in high yield - and low cost
GB1425022A (en) * 1972-05-03 1976-02-18 Petrocarbon Dev Lts Process for the oxidation of olefins
NL181869C (nl) * 1976-03-23 1987-11-16 Lummus Co Verbetering van de werkwijze voor de bereiding van een alkyleenoxyde.

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617581A (en) * 1970-05-01 1971-11-02 Dow Chemical Co Treatment of water-containing aromatic wastes
DE2217644A1 (de) * 1972-04-05 1973-10-18 Dow Chemical Co Verfahren zur verminderung der konzentration wasserloeslicher carboxylischer verunreinigungen in chloridhaltigen salzloesungen
US3952088A (en) * 1973-10-02 1976-04-20 Petro-Tex Chemical Corporation Effluent treatment
FR2292709A1 (fr) * 1974-09-20 1976-06-25 Lummus Co Procede de preparation d'oxydes d'alcoylene
US4008133A (en) * 1974-09-20 1977-02-15 The Lummus Company Production of epoxy compounds from olefinic compounds
JPS5252199A (en) * 1975-10-23 1977-04-26 Sumitomo Chem Co Ltd Method for purificating sodium chloride solution for electrolysis by d iaphragm method

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CA1972 *
CA1977 *

Also Published As

Publication number Publication date
US4126526A (en) 1978-11-21
NL7808805A (nl) 1979-05-18
JPS5472776A (en) 1979-06-11
DE2836425A1 (de) 1979-05-17
FR2409235B1 (fr) 1984-12-14
JPS5844752B2 (ja) 1983-10-05
GB1586453A (en) 1981-03-18

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