JPWO2015071995A1 - 超微細気泡含有微酸性次亜塩素酸水溶液の製造方法及び使用方法 - Google Patents
超微細気泡含有微酸性次亜塩素酸水溶液の製造方法及び使用方法 Download PDFInfo
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- JPWO2015071995A1 JPWO2015071995A1 JP2015547336A JP2015547336A JPWO2015071995A1 JP WO2015071995 A1 JPWO2015071995 A1 JP WO2015071995A1 JP 2015547336 A JP2015547336 A JP 2015547336A JP 2015547336 A JP2015547336 A JP 2015547336A JP WO2015071995 A1 JPWO2015071995 A1 JP WO2015071995A1
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- aqueous solution
- hypochlorous acid
- carbon dioxide
- slightly acidic
- nitrogen gas
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Images
Classifications
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- 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
- 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
-
- 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
- C02F2201/4619—Supplying gas to the electrolyte
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/26—Reducing the size of particles, liquid droplets or bubbles, e.g. by crushing, grinding, spraying, creation of microbubbles or nanobubbles
Abstract
Description
12 二酸化炭素ガスボンベ
14 窒素ガスボンベ
16 電解次亜水生成装置
18 マイクロバブル発生装置
20 超微細気泡含有微酸性次亜塩素酸水溶液
12 二酸化炭素ガスボンベ
14 窒素ガスボンベ
16 電解次亜水生成装置
18 マイクロバブル発生装置
20 超微細気泡含有微酸性次亜塩素酸水溶液
Claims (12)
- 二酸化炭素を溶解させて微酸性領域に調整された次亜塩素酸を含む水溶液であって、二酸化炭素を含む粒径2μm以下の超微細気泡を安定に含有していることを特徴とする超微細気泡含有微酸性次亜塩素酸水溶液。
- 二酸化炭素を溶解させて微酸性領域に調整された次亜塩素酸を含む水溶液であって、前記水溶液中に、平均粒径50nm〜1000nmの二酸化炭素を含む超微細気泡を含有していることを特徴とする超微細気泡含有微酸性次亜塩素酸水溶液。
- 前記水溶液中の微細気泡は、平均粒径90nm〜600nmの超微細気泡である請求項1又は2記載の超微細気泡含有微酸性次亜塩素酸水溶液。
- 前記超微細気泡に含まれる気体は、二酸化炭素と窒素ガスである請求項1,2又は3記載の超微細気泡含有微酸性次亜塩素酸水溶液。
- 所望の有効塩素濃度に調整した電解次亜水あるいは次亜塩素酸ナトリウムを含む水溶液に、二酸化炭素を溶解させてpH5〜pH6に調整した後、マイクロバブル発生装置に導通することによって、二酸化炭素を含む平均粒径0.05μm〜2μmの超微細気泡を、前記水溶液中に形成することを特徴とする超微細気泡含有微酸性次亜塩素酸水溶液の製造方法。
- 前記マイクロバブル発生装置は、前記水溶液を加圧した後、マイクロバブル発生ノズルに通して、前記超微細気泡を前記水溶液中に発生させる請求項5記載の超微細気泡含有微酸性次亜塩素酸水溶液の製造方法。
- 中空糸膜を内蔵した中空糸カートリッジを設け、前記中空糸カートリッジ内で、所定量の水道水に前記二酸化炭素を導通させ、前記中空糸膜を介して水道水に前記二酸化炭素を溶解させ、二酸化炭素を含む超微細気泡を有した微酸性水溶液を調製した後、この水溶液に、電解次亜水あるいは次亜塩素酸ナトリウム水溶液を注入して、前記超微細気泡を含有する微酸性次亜塩素酸水溶液を製造する請求項5記載の超微細気泡含有微酸性次亜塩素酸水溶液の製造方法。
- 所望の有効塩素濃度に調整した電解次亜水あるいは次亜塩素酸ナトリウムを含む水溶液に、二酸化炭素を溶解させてpH5〜pH6に調整するとともに、前記二酸化炭素以外の気体も前記水溶液に溶解させ、前記二酸化炭素およびそれ以外の気体が溶解した前記次亜塩素酸を含む水溶液を、マイクロバブル発生装置に導通することによって、二酸化炭素およびそれ以外の気体を含む平均粒径0.05μm〜2μmの超微細気泡を、前記水溶液中に形成することを特徴とする超微細気泡含有微酸性次亜塩素酸水溶液の製造方法。
- 前記二酸化炭素以外の気体は窒素ガスであり、前記二酸化炭素及び前記窒素ガスを飽和状態まで溶解させた液体を、前記マイクロバブル生成装置内に生成し、前記水溶液を加圧減圧することにより前記超微細気泡を発生させる請求項8記載の超微細気泡含有微酸性次亜塩素酸水溶液の製造方法。
- 前記二酸化炭素以外の気体は窒素ガスであり、中空糸膜を内蔵した中空糸カートリッジを設け、前記中空糸カートリッジ内で、所定量の水道水に前記二酸化炭素と窒素ガスを導通させ、前記中空糸膜を介して水道水に前記二酸化炭素と窒素ガスを溶解させ、二酸化炭素・窒素ガスを含む超微細気泡を有した微酸性水溶液を調製した後、この水溶液に、電解次亜水あるいは次亜塩素酸ナトリウム水溶液を点滴ポンプで注入して、二酸化炭素・窒素ガスを含む前記超微細気泡を含有する微酸性次亜塩素酸水溶液を製造する請求項8記載の超微細気泡含有微酸性次亜塩素酸水溶液の製造方法。
- 二酸化炭素と窒素ガスを溶解させて微酸性領域に調整された次亜塩素酸を含む水溶液を用いるものであって、前記水溶液中に平均粒径0.05μm〜2μmの超微細気泡が前記水溶液中に長期間滞留している超微細気泡含有微酸性次亜塩素酸水溶液を設け、この超微細気泡含有微酸性次亜塩素酸水溶液を、有効塩素濃度1ppm〜20ppm、pH5.0〜pH6.7に調整して容器に注入し、切花を前記微細気泡含有微酸性次亜塩素酸水溶液中に差して水揚げを行うことを特徴とする超微細気泡含有微酸性次亜塩素酸水溶液の使用方法。
- 二酸化炭素と窒素ガスを溶解させて微酸性領域に調整された次亜塩素酸を含む水溶液を用いるものであって、前記水溶液中に平均粒径0.05μm〜2μmの超微細気泡が前記水溶液中に長期間滞留している超微細気泡含有微酸性次亜塩素酸水を設け、この超微細気泡含有微酸性次亜塩素酸水を、噴霧手段を用いて対象物またはそれが存在する空間に噴霧し、噴霧したミストの有効塩素濃度が10ppm〜30ppm、pH5.0〜pH6.9となる環境を形成し、上記対象物またはそれが存在する空間の殺菌を行うことを特徴とする超微細気泡含有微酸性次亜塩素酸水溶液の使用方法。
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