JP7763401B2 - 次亜塩素酸ナトリウム溶液の製造方法および製造装置 - Google Patents

次亜塩素酸ナトリウム溶液の製造方法および製造装置

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Publication number
JP7763401B2
JP7763401B2 JP2021091725A JP2021091725A JP7763401B2 JP 7763401 B2 JP7763401 B2 JP 7763401B2 JP 2021091725 A JP2021091725 A JP 2021091725A JP 2021091725 A JP2021091725 A JP 2021091725A JP 7763401 B2 JP7763401 B2 JP 7763401B2
Authority
JP
Japan
Prior art keywords
sodium hypochlorite
hypochlorite solution
anolyte
reaction tank
anode chamber
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.)
Active
Application number
JP2021091725A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022184083A (ja
JP2022184083A5 (https=
Inventor
宏紀 土門
茂樹 須藤
秀緒 大津
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.)
De Nora Permelec Ltd
Original Assignee
De Nora Permelec Ltd
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
Priority to JP2021091725A priority Critical patent/JP7763401B2/ja
Application filed by De Nora Permelec Ltd filed Critical De Nora Permelec Ltd
Priority to AU2022284417A priority patent/AU2022284417B2/en
Priority to EP22815635.2A priority patent/EP4349791A4/en
Priority to US18/563,570 priority patent/US20240279821A1/en
Priority to KR1020237043072A priority patent/KR20240007676A/ko
Priority to CN202280033771.3A priority patent/CN117280078A/zh
Priority to PCT/JP2022/012034 priority patent/WO2022254878A1/ja
Priority to ARP220101217A priority patent/AR125810A1/es
Publication of JP2022184083A publication Critical patent/JP2022184083A/ja
Publication of JP2022184083A5 publication Critical patent/JP2022184083A5/ja
Application granted granted Critical
Publication of JP7763401B2 publication Critical patent/JP7763401B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • C01B11/04—Hypochlorous acid
    • C01B11/06—Hypochlorites
    • C01B11/062—Hypochlorites of alkali metals
    • 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
    • C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
    • 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
    • C02F1/46104—Devices therefor; Their operating or servicing
    • 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
    • C25B1/24—Halogens or compounds thereof
    • C25B1/26—Chlorine; Compounds thereof
    • 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
    • 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
    • C25B15/00—Operating or servicing cells
    • C25B15/02—Process control or regulation
    • 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
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • C25B15/087—Recycling of electrolyte to electrochemical cell
    • 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
    • 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
    • C25B9/70—Assemblies comprising two or more cells
    • 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
    • C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
    • C02F2001/425—Treatment of water, waste water, or sewage by ion-exchange using cation exchangers
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
    • C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
    • C02F2103/365—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds from petrochemical industry (e.g. refineries)
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/46115—Electrolytic cell with membranes or diaphragms
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/4618—Supplying or removing reactants or electrolyte

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Sustainable Development (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Automation & Control Theory (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
JP2021091725A 2021-05-31 2021-05-31 次亜塩素酸ナトリウム溶液の製造方法および製造装置 Active JP7763401B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2021091725A JP7763401B2 (ja) 2021-05-31 2021-05-31 次亜塩素酸ナトリウム溶液の製造方法および製造装置
EP22815635.2A EP4349791A4 (en) 2021-05-31 2022-03-16 METHOD AND APPARATUS FOR PRODUCING A SODIUM HYPOCHLORITE SOLUTION
US18/563,570 US20240279821A1 (en) 2021-05-31 2022-03-16 Method and apparatus for producing sodium hypochlorite solution
KR1020237043072A KR20240007676A (ko) 2021-05-31 2022-03-16 차아염소산 나트륨 용액의 제조 방법 및 제조 장치
AU2022284417A AU2022284417B2 (en) 2021-05-31 2022-03-16 Method and apparatus for producing sodium hypochlorite solution
CN202280033771.3A CN117280078A (zh) 2021-05-31 2022-03-16 次氯酸钠溶液的制造方法和制造装置
PCT/JP2022/012034 WO2022254878A1 (ja) 2021-05-31 2022-03-16 次亜塩素酸ナトリウム溶液の製造方法および製造装置
ARP220101217A AR125810A1 (es) 2021-05-31 2022-05-09 Método de producción y aparato de producción de solución de hipoclorito de sodio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021091725A JP7763401B2 (ja) 2021-05-31 2021-05-31 次亜塩素酸ナトリウム溶液の製造方法および製造装置

Publications (3)

Publication Number Publication Date
JP2022184083A JP2022184083A (ja) 2022-12-13
JP2022184083A5 JP2022184083A5 (https=) 2024-06-10
JP7763401B2 true JP7763401B2 (ja) 2025-11-04

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021091725A Active JP7763401B2 (ja) 2021-05-31 2021-05-31 次亜塩素酸ナトリウム溶液の製造方法および製造装置

Country Status (8)

Country Link
US (1) US20240279821A1 (https=)
EP (1) EP4349791A4 (https=)
JP (1) JP7763401B2 (https=)
KR (1) KR20240007676A (https=)
CN (1) CN117280078A (https=)
AR (1) AR125810A1 (https=)
AU (1) AU2022284417B2 (https=)
WO (1) WO2022254878A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119307941B (zh) * 2024-12-13 2025-03-28 潍坊恒远环保水处理设备有限公司 一种基于电解反应集成次氯酸钠的智能设备
CN121344622A (zh) * 2025-12-18 2026-01-16 山东和创智云环保装备有限公司 一种智能电解制氯与多元高效吸收系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070251831A1 (en) 2006-04-29 2007-11-01 Electrolytic Technologies Corporation Process for the on-site production of chlorine and high strength sodium hypochlorite
JP2013096001A (ja) 2011-11-04 2013-05-20 Chlorine Engineers Corp Ltd 次亜塩素酸塩の製造方法
US20140367247A1 (en) 2013-06-14 2014-12-18 Simple Science Limited Electrochemical activation device
CN207331079U (zh) 2017-10-20 2018-05-08 中国水利水电科学研究院 一种用于生产供水次氯酸钠消毒液的装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5235442A (en) * 1975-09-16 1977-03-18 Nobutaka Goshima Water treatment method
JPS6118495A (ja) * 1984-07-05 1986-01-27 Osaka Soda Co Ltd 水処理薬剤の製法
JP7445622B2 (ja) * 2021-04-30 2024-03-07 デノラ・ペルメレック株式会社 次亜塩素酸ナトリウム溶液の製造方法および製造装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070251831A1 (en) 2006-04-29 2007-11-01 Electrolytic Technologies Corporation Process for the on-site production of chlorine and high strength sodium hypochlorite
JP2013096001A (ja) 2011-11-04 2013-05-20 Chlorine Engineers Corp Ltd 次亜塩素酸塩の製造方法
US20140367247A1 (en) 2013-06-14 2014-12-18 Simple Science Limited Electrochemical activation device
CN207331079U (zh) 2017-10-20 2018-05-08 中国水利水电科学研究院 一种用于生产供水次氯酸钠消毒液的装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
畔上達紀、ほか，オンサイト型次亜塩素酸水生成装置に関する研究，長野県工業技術総合センター研究報告，日本，長野県工業技術総合センター，2012年，第７号，p.1-4，gitc.pref.nagano.lg.jp/reports/pdf/H24/01Zairyo/H24M01_01-04.pdf

Also Published As

Publication number Publication date
KR20240007676A (ko) 2024-01-16
JP2022184083A (ja) 2022-12-13
US20240279821A1 (en) 2024-08-22
AU2022284417A1 (en) 2023-12-21
AU2022284417B2 (en) 2025-08-21
CN117280078A (zh) 2023-12-22
EP4349791A1 (en) 2024-04-10
EP4349791A4 (en) 2025-07-09
WO2022254878A1 (ja) 2022-12-08
AR125810A1 (es) 2023-08-16

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