WO2011120701A1 - Solution à base aqueuse activée électrochimiquement et utilisation de la solution - Google Patents

Solution à base aqueuse activée électrochimiquement et utilisation de la solution Download PDF

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Publication number
WO2011120701A1
WO2011120701A1 PCT/EP2011/001635 EP2011001635W WO2011120701A1 WO 2011120701 A1 WO2011120701 A1 WO 2011120701A1 EP 2011001635 W EP2011001635 W EP 2011001635W WO 2011120701 A1 WO2011120701 A1 WO 2011120701A1
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WO
WIPO (PCT)
Prior art keywords
electrolysis
electrochemically activated
activated solution
solution according
electrolyte
Prior art date
Application number
PCT/EP2011/001635
Other languages
German (de)
English (en)
Other versions
WO2011120701A8 (fr
Inventor
Hans-Georg Mathé
Original Assignee
Aseca Ag
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 claimed from EP10003555A external-priority patent/EP2374762B1/fr
Priority claimed from EP10008875A external-priority patent/EP2422792A1/fr
Application filed by Aseca Ag filed Critical Aseca Ag
Priority to AP2012006545A priority Critical patent/AP2012006545A0/xx
Priority to BR112012024879A priority patent/BR112012024879A2/pt
Priority to CN2011800272458A priority patent/CN102971262A/zh
Priority to JP2013501691A priority patent/JP2013523666A/ja
Priority to SG2012095345A priority patent/SG187535A1/en
Publication of WO2011120701A1 publication Critical patent/WO2011120701A1/fr
Publication of WO2011120701A8 publication Critical patent/WO2011120701A8/fr

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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
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/4618—Devices therefor; Their operating or servicing for producing "ionised" acidic or basic water
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/04—Drugs for disorders of the alimentary tract or the digestive system for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00—Drugs for dermatological disorders
    • A61P17/02—Drugs for dermatological disorders for treating wounds, ulcers, burns, scars, keloids, or the like
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/02—Local antiseptics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04—Antibacterial agents
    • 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
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/003—Wastewater from hospitals, laboratories and the like, heavily contaminated by pathogenic microorganisms
    • 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
    • C02F2201/4611—Fluid flow
    • 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

Definitions

  • the invention relates to an electrochemically activated water-based solution. It further relates to the use of such a solution.
  • EP 1 728 768 A1 discloses a system for producing an electrochemically activated salt solution by electrolysis, in which a water stream charged with a saline solution or brine is fed to an electrolysis device.
  • the electrolytic decomposition of this sol-containing water stream, an electrochemically activated aqueous salt solution can be obtained which has a relatively high content of active chlorine (AC, also referred to as "free chlorine", for example, determined by amperometric measurements) of up to 500 mg / L and a redox potential between +150 mV and
  • this electrochemically activated salt solution can be used particularly advantageously as a disinfectant, for example for disinfecting water and / or aqueous solutions.
  • this electrochemically activated salt solution according to the known from EP 1 728 768 A1 known chemically activated salt solution according to the information in WO 2009/013019 but also particularly favorable as a disinfectant in the general sense, so for example for countertops, tables, floors, for sterilization purposes, used in laundries or the like or as a carrier material in pharmaceutical substances.
  • An important indicator for the usability of the electrochemically activated salt solutions in such applications is the content of active chlorine (or "free chlorine") and the pH value is particularly suitable for use as a disinfectant or for medical purposes.
  • CONFIRMATION COPY cke a particularly good storage stability desired, which should occur even after long storage of materials only small decreases in the antibacterial effect.
  • the compatibility of these parameters with one another ie the chemical reactivity, in particular expressed by the content of active chlorine, and / or the redox potential, the compatibility with other substances or biological systems, in particular expressed by the pH, seems to be in the known materials and material compositions. and storage stability, particularly as a result of the degradation of the substances over time and the increasing loss of their bacteriocidal or disinfecting action.
  • the invention is therefore based on the object to provide an electrochemically activated water-based solution, obtainable by electrolysis, which has a particularly high baktiriocidal or antibacterial activity with particularly high storage stability, ie in particular after relatively long storage of, for example, more than two years ,
  • an electrochemically activated water-based solution obtainable by electrolysis of sole tonem water in a plurality of electrolytic cells comprehensive electrolysis module in which each electrolytic cell each one of a first electrical polarity associated first electrodes and a spatial separated from this by a membrane comprising a second electrode space associated with a second electrical polarity, wherein the electrolyte is supplied in series to the first electrode spaces of the electrolysis cells in the manner of a series connection.
  • the electrolysis module provided for generating the electrochemically activated solution should in this case comprise a plurality of electrolysis cells, each having at least two electrode spaces, namely one for electrical connection to the positive pole of an electrolysis voltage to be applied. NEN anode space and provided for electrical connection to the negative pole of the electrolysis voltage cathode space.
  • the intended cascade-like flow through a plurality of the same polarity associated electrode spaces through the electrolyte can be achieved by the electrode chambers of the respective polarity, ie the anode chambers or optionally also the cathode chambers, medial side, so based on the flow of the electrolyte, serially or in the type of series connection are connected in series.
  • a particularly high-quality, electrochemically activated, water-based solution in the sense of the mentioned parameters of chemical reactivity, pH neutrality and storage stability is obtainable by, in a particularly advantageous development, parallel connection of the respective second electrode spaces in parallel to the intended media flow-side sequential or series connection of the first electrode spaces of the electrolysis module the electrolysis cells of the electrolysis module is provided.
  • the electrolyte is supplied on the one hand to the electrode spaces of the first polarity in cascade fashion in the form of a series connection and on the other hand to the electrode spaces of the respective other polarity in the manner of a parallel connection.
  • the electrolyte undergoes step by step multiple treatment steps in the individual electrolysis cells in the manner of a cascaded treatment, so that a multi-stage and therefore particularly extensive accumulation of ions in the electrolyte can be achieved.
  • the media-side parallel connection of the cathode chambers of the electrolysis cells is provided in the case of a medial series connection of the anode chambers of the electrolysis cells in a particularly advantageous embodiment.
  • An electrochemically activated solution with particularly favorable material properties with regard to the content of active chlorine and also with regard to storage stability is obtainable, in which the cathode chambers of the electrolysis cells are connected to the anode compartment of the first electrolytic cell in the flow direction of the anolyte in a particularly advantageous embodiment.
  • the electrolyte flowing out of the second electrode spaces of the electrolysis cells is thus supplied to the first electrode space of the first electrolysis cell seen in the flow direction of the electrolyte.
  • the outflow lines connected to the cathode chambers of the electrolysis cells thus preferably lead to a collection point, where they open into a common line. On the output side, this is connected to the first anode space of the cascade formed by the electrolysis cells in the flow direction of the anolyte.
  • only a partial flow of the electrolyte flowing out of the second electrode spaces of the electrolysis cells is supplied to the first electrode space of the first electrolysis cell seen in the flow direction of the electrolyte.
  • the branching ratio by suitable adjustment of the branching ratio, the flow rate and thus the dwell and reaction time of the anolyte in Relation to the catholyte are changed, so that a particularly targeted concentration of the ions can be achieved. Furthermore, as required, an adjustment of the pressure conditions and / or the flow rates is possible.
  • the water-based electrochemically activated solution obtainable by said electrolysis method has particularly effective bacteriocidal and disinfecting properties while still exhibiting extremely low toxicity or incompatibility with human or organic tissue.
  • the electrochemically activated solution obtainable by said electrolysis method is therefore used in a pharmaceutical composition, in particular for the treatment of inflammations, for germ reduction, for wound healing and / or for hygiene.
  • compositions for internal or external applications to humans or animals for the purpose of germ reduction in the blood, in mammary glands and / or in other body fluids in bile, liver, bone marrow, glands or lymph, etc., preferably in inflammation or ulcers or even for targeted killing of cells (eg tumor cells or virologically loaded cells) into consideration.
  • cells eg tumor cells or virologically loaded cells
  • compositions for external application to humans or animals for the purpose of germ reduction, wound healing, prophylaxis and hygiene, on skins and / or mucous membranes internally and externally, for. B. in cold, intestinal diseases such. Chron's disease, gastric ulcers, local antibiotics or other suitable applications.
  • the electrochemically activated solution can be provided in the pharmaceutical composition as an active component or substance, ie as an active ingredient to achieve a desired pharmaceutical effect.
  • a use as a bacteriocidal or germicidal active ingredient comes into consideration.
  • the electrochemically activated solution but also in the manner of a carrier substance may be part of a pharmaceutical composition, wherein due to the high bacteriocidal and disinfecting effectiveness of the intended as a carrier electrochemically activated solution Protective effect for further, provided in the pharmaceutical composition as an active substance or components may be provided. Due to the high bactericidal activity with high storage stability, the electrochemically activated solution is particularly advantageous as a carrier substance for an active substance or an active substance, which should be protected for preserving or storage purposes particularly effective against entering contaminants by germs or the like.
  • the pharmaceutical composition is particularly advantageously composed in the manner of a multicomponent system, the active substance or the active substance, on the one hand, and the electrochemically activated solution provided as the carrier, on the other hand, being present in separate phases.
  • the phase containing the actual active substance or the active substance can be embedded in the manner of an emulsion with droplet formation in the other phase formed by the electrochemically activated solution provided as a carrier and enclosed by this.
  • this phase separation ensures that the electrochemically activated solution does not destroy or adversely affect the active substance actually intended as an active substance, on the other hand the penetration of germs or contaminants into the active substance from the first phase, ie the active ingredient. formed droplets is effectively prevented by the enclosing carrier material.
  • the electrochemically activated solution is particularly advantageously suitable as a carrier substance in a pharmaceutical composition in which prostaglandin tissue hormones, beta-blockers, a substance for reducing elevated intraocular pressure and / or an ophthalmic moisturizing and carrier agent (in particular a lubricant as eye moisturizer, a glucomium agent) or the like, preferably for treating conjunctivitis).
  • a pharmaceutical composition in which prostaglandin tissue hormones, beta-blockers, a substance for reducing elevated intraocular pressure and / or an ophthalmic moisturizing and carrier agent (in particular a lubricant as eye moisturizer, a glucomium agent) or the like, preferably for treating conjunctivitis).
  • the electrochemically activated solution obtainable by the said electrolysis process also particularly advantageous as a component in a dermatological agent and / or used as a disinfectant.
  • wound care agents for the treatment of ulcer (diabetes), for body care, for the treatment of body swelling and / or germ reduction on any hides or mucous membranes, in deodorants, pimple creams or lubricants, in means for hand disinfection and the like into consideration.
  • the electrochemically activated solution can advantageously also indirectly in the manner of a general disinfectant, ie as a component, or used directly, for example for food preservation or other preservative purposes, eg. B. of cut flowers or other germ-decomposing substances, as an external application or as an ingredient z.
  • a general disinfectant ie as a component, or used directly
  • eg. B. of cut flowers or other germ-decomposing substances as an external application or as an ingredient z.
  • fruit washing for nebulization in enclosed spaces such.
  • greenhouses drinking water treatment and / or disease control.
  • the advantages achieved by the invention are, in particular, that the ion exchange occurring in the electrolysis and thus the ion balance in the multicomponent electrolysis module in the manner of a cascading or in the manner of an electrochemical treatment of the electrolyte taking place in successive stages Electrolytes can be adjusted so that the thus electrochemically activated water solution has a particularly high content of active chlorine with particularly good storage stability.
  • the electrochemically activated water solution obtainable with the mentioned method can have, for example, a proportion of active chlorine of 2000 mg / l or more, measurable, for example, by titration with iodine solutions, and a redox potential of, for example, 900 mV or possibly even more.
  • the thus available electrochemically activated solution is also well usable in combination with other materials or active ingredients.
  • the pH in End product with high long-term stability almost freely selectable.
  • FIG. 1 shows schematically a plant for the production of an electrochemically activated salt solution by electrolysis.
  • the plant 1 is intended to produce an electrochemically activated water-based solution, in particular a salt solution, by electrolysis.
  • the system 1 comprises an electrolysis module 2 to which an electrolysis medium can be fed on the input side via a supply line 4.
  • the electrolysis medium is softened water added with brine or an aqueous salt solution.
  • the inflow line 4 is connected on the input side to a water softener station 6.
  • a venturi 8 is connected in the inflow line 4, which in turn is connected on the input side to a brine tank 10.
  • From the supply line 4 also branches off after the water softening station 6 from a drain line 12, via which during a commissioning phase of the system 1, the water flow from the water softener station 6, bypassing the electrolysis module 2 of the following components in the brine tank 10 can be discharged.
  • a drain line 12 and the opening into the venturi 8 brine feed line 14 suitable valves 16, 18, 20 and additionally in the feed line 14 a Throttle valve 20 connected.
  • a discharge line 24 is connected to the electrolysis module 2. This opens into a reservoir 26 for the prepared salt solution or the anolyte. For temporarily bypassing the reservoir 26 During the commissioning phase of the system 1, a multi-way valve 28 is also connected in the drain line 24, the second output of which is connected to a drain line 30.
  • the plant 1 is for the preparation of an electrochemically activated salt solution with just for use as a disinfectant or antibacterial agent in, for example, medical or pharmaceutical applications particularly favorable properties, in particular with a particularly high content of free chlorine of preferably more than 500 mg / L or possibly even more than 2,000 mg / L with high storage life, designed.
  • the electrolysis module 2 is multicomponent and comprises a plurality of electrolysis cells 40, of which only two are shown in the exemplary embodiment; Of course, other electrolysis cells 40 may be provided analogous to the following embodiments.
  • Each electrolysis cell 40 each comprises an anode space 42 forming a first electrode space and a cathode space 44 forming a second electrode, which are each separated from each other by a membrane 46.
  • the application of an electrical voltage between the respective anode compartment 42 limiting anode on the one hand and a respective cathode chamber 44 bounding cathode on the other hand then causes ion migration across the intermediate membrane 46 away, so that an at least partial dissociation of the water contained in the electrolysis and at least partially Dissociation of entrained in the form of brine salts occurs.
  • this ion migration process results in an accumulation of CI " and OH " in the respective anode compartment 42 and an accumulation of H + and Na + in the respective cathode compartment 44 as a result of the applied electrical voltage.
  • the cathode space 44 is connected to a degassing line 47.
  • a degassing module for the respective cathode space 44th
  • the desired, high-quality properties of the electrochemically activated salt solution are achieved in the plant 1 in particular by a specific guidance of the media streams in the electrolysis module 2.
  • a cathode-side substantially parallel media flow guide is combined with an anode-side essentially serial media flow guide.
  • an anode-side essentially parallel with a cathode-side substantially serial media flow guide could also be combined.
  • even further combinations of these media-side interconnections can be provided.
  • a branching point 48 is provided in the system 1 in the exemplary embodiment in the inflow line 4, from which lines 50 discharging into the cathode chambers 44 of the electrolysis cells 40 depart in the manner of a parallel media supply.
  • Abström lines 52 are provided, which are brought together in a collection point 54, so that a total of a media side parallel interconnection of the cathode chambers 44 results.
  • anode space 42 assigned to the first electrolysis module 40 in the flow direction of the anolyte is connected on the output side via an overflow line 56 to the input side of the following anode chamber 42.
  • the anolyte results.
  • Appendix 1 it is provided in Appendix 1 to feed the effluent from the cathode chambers 44 catholyte as anolyte in the series-connected anode chambers 42.
  • the collection point 54 for the catholyte is connected via an overflow line 58 to the anode space 42 of the first electrolysis cell 40, viewed in the flow direction of the anolyte.
  • From the overflow line 58 branches off in collection point 54 also from a discharge line 60, via which a in its amount via a throttle valve 62 adjustable partial flow of the catholyte to a sewer system or a collecting container 64 can be supplied.
  • the individual reaction parameters such as, for example, pressure and flow velocity in the anode chambers 42 can be suitably influenced, and in addition the amount of catholyte obtained in this application as a "waste product" can be kept particularly low.
  • a number of sensors in particular a quantity sensor 66, a temperature sensor 68, a pH sensor 70 and a sensor 72 for measuring the redox potential, are connected in the discharge line 24.
  • the system 1 according to the FIGURE is designed specifically for the provision of particularly high-grade anolyte by means of a cascaded media-flow-side series connection of the anode chambers 42 in the medium-circuit-side parallel connection of the cathode chambers 44.
  • a particularly high-quality electrochemically activated solution with regard to its chemical properties, in particular the proportion of active chlorine and the redox potential, as well as on the storage stability is obtainable, for example, by the operation of the plant 1, in that water containing water via the inflow line 4 is parallel across the branching point 58 is fed into the cathode chambers 44.
  • the concentration of the brine in the softened water is adjusted via the valve 22 and / or the venturi 8 suitable and depending on the desired salt content or ion concentration in the final product, and in the electrolysis module, the anolyte is fed with a suitably selected flow rate. After a residence time, the catholyte is then applied in the cathode chambers 44 via the respective adjacent membranes 46 with ions, wherein between the respective anode and the respective cathode, the electrolysis voltage is applied.
  • the catholyte is discharged from the cathode chambers 44 again and fed to the collection point 54.
  • the catholyte is in two Partial flows are divided, wherein a first partial flow of the catholyte of about 50 to 95% of the total flow, advantageously of about 90% of the total flow, via the overflow 58 to the anode compartment 42 of the flow direction of the anolyte seen first electrolytic cell 40 is supplied.
  • the second partial flow of the catholyte corresponding to about 5 to 50% of the total flow, preferably about 10% of the
  • Total flow is supplied via the discharge line 60 to the collecting container 64.
  • the first partial stream is then, starting from the anode chamber 42 of the first electrolysis cell 40 seen in the flow direction of the anolyte, cascaded as anolyte through the media flow side connected in series anode chambers 42 of the electrolysis cells 40 and thereby subjected in the manner of a multi-stage treatment several successive electrochemical activation steps.
  • the electrochemically activated solution obtainable in this way is characterized in particular by a comparatively high content of active chlorine with high storage stability.
  • the salt content in the end products, ie in the anolyte prepared as well as in the prepared catholyte, can be determined by appropriately metered addition during the feeding of the brine from the brine tank 10 into the stream of softened water (for example optionally as a "low concentration” or as "High concentration”).
  • the conductivity of the end product can be suitably specified by suitable admixture of the brine in the water stream;
  • the conductivity can be adjusted to about 10 mS / cm for an anolyte of comparatively low concentration of active chlorine and to about 18 mS / cm for an anolyte of comparatively high concentration of active chlorine.
  • the "duration of treatment" of anolyte on the one hand and catholyte on the other hand can be suitably adjusted, whereby in particular the targeted adjustment of the pH of the end products is possible in the media streams, which adjusts depending on the current intensity of the electrolysis current, not be too high to high product quality sure.
  • pH values can preferably be set in the range from 7.0 to 7.6, the resulting anolyte being a clear, colorless liquid with chlorine-based odor and a redox potential of, for example, 850 to 950 mV (measured potentiometrically).
  • redox potentials of more than 1500 mV, in particular of more than 2000 mV, are set.
  • the active substance content (or proportion of active chlorine) which can be determined by iodometric titration is about 600 to 800 ppm in anolyte for anolyte of low concentration (preferably usable as disinfectant and characterized by a conductivity of about 10 mS / cm) and higher for anolyte Concentration (preferably usable as a medicinal or pharmaceutical active ingredient and characterized by a conductivity of about 16 to 20 mS / cm) about 800 to 950 ppm.
  • the anolyte can also be produced by way of example with the following criteria and / or characteristic parameters:
  • the electrolyte is characterized by a dissolved in water meta equilibrium of ions of salt (Na, Cl), water (H20, OH, H3O), ClOx and optionally CI2Oy, their acids and bases, their anions and cations and their mutually dependent solution species.
  • the pH is adjustable between 2 and 14, preferably a value between 6 and 8 is set.
  • the conductivity may range between 14 mS (lower limit 4 mS) and 25 mS and is preferably set to a value in the range of 10 mS (surface area) and 18 mS (isotonic) and 22 mS (pharmaceutical applications).
  • the salt content can be adjusted to a value in the range of 0.1 g / l to 15 g / l; preferably, a value in the (isotonic) range of 5 g / l to about 9 g / l is selected

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Abstract

L'invention concerne une solution à base aqueuse activée électrochimiquement, obtenue par électrolyse d'eau contenant de la saumure dans un module d'électrolyse (2) comportant une pluralité de cellules électrolytiques, ladite solution devant présenter une action bactériocide ou antibactérienne particulièrement élevée pour une résistance au stockage particulièrement élevée, c'est-à-dire même après un stockage relativement long par exemple de plus de deux ans. Selon l'invention, une telle solution obtenue par électrolyse d'eau contenant de la saumure dans un module électrolytique comportant une pluralité de cellules électrolytiques (40), chaque cellule électrolytique (40) renfermant respectivement un premier compartiment électrode associé, d'une première polarité, et un deuxième compartiment électrode associé, d'une deuxième polarité électrique et séparé du premier compartiment par une membrane (46) et l'électrolyte étant cédé en série aux premiers compartiments électrodes (40) des cellules électrolytiques à la manière d'un montage série.
PCT/EP2011/001635 2010-03-31 2011-03-31 Solution à base aqueuse activée électrochimiquement et utilisation de la solution WO2011120701A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
AP2012006545A AP2012006545A0 (en) 2010-03-31 2011-03-31 Electrochemically activated waterbased solution and use of the solution
BR112012024879A BR112012024879A2 (pt) 2010-03-31 2011-03-31 solução à base de água ativada eletroquimicamente e uso da solução
CN2011800272458A CN102971262A (zh) 2010-03-31 2011-03-31 电化学活化的水基溶液及该溶液的用途
JP2013501691A JP2013523666A (ja) 2010-03-31 2011-03-31 水性の電気化学的に活性化された溶液及び前記溶液の使用
SG2012095345A SG187535A1 (en) 2010-03-31 2011-03-31 Electrochemically activated water-based solution and use of the solution

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
EP10003555.9 2010-03-31
EP1000355.9-2104 2010-03-31
EP10003555A EP2374762B1 (fr) 2010-03-31 2010-03-31 Installation et procédé de production d'une solution activée de manière électrochimique
EP10008875.6 2010-08-26
EP10008875.6-2104 2010-08-26
EP10008875A EP2422792A1 (fr) 2010-08-26 2010-08-26 Solution électrochimique activée à base d'eau et utilisation de la solution

Publications (2)

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WO2011120701A1 true WO2011120701A1 (fr) 2011-10-06
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WO2013040569A2 (fr) 2011-09-16 2013-03-21 Zurex Pharmagra, Llc Systèmes et procédés de production de compositions germicides
EP2592052A1 (fr) * 2011-11-09 2013-05-15 Monopharm Beratungs- Und Handelsgesellschaft Mbh Anolyte, son procédé de fabrication et son utilisation

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RU2157793C1 (ru) * 1999-02-01 2000-10-20 Бахир Витольд Михайлович Способ получения дезинфицирующего раствора - нейтрального анолита
US6294073B1 (en) * 1997-10-22 2001-09-25 Chemicoat & Co., Ltd. Manufacturing method and apparatus of alkaline ionized water
WO2003076688A2 (fr) * 2002-03-06 2003-09-18 The University Of Georgia Research Foundation, Inc. Procede et appareil d'electrolyse de l'eau
WO2009013019A2 (fr) * 2007-07-26 2009-01-29 Azad Pharma Ag Préparations pharmaceutiques comprenant des solutions d'hypochlorite activées électrochimiquement

Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
US6294073B1 (en) * 1997-10-22 2001-09-25 Chemicoat & Co., Ltd. Manufacturing method and apparatus of alkaline ionized water
RU2157793C1 (ru) * 1999-02-01 2000-10-20 Бахир Витольд Михайлович Способ получения дезинфицирующего раствора - нейтрального анолита
WO2003076688A2 (fr) * 2002-03-06 2003-09-18 The University Of Georgia Research Foundation, Inc. Procede et appareil d'electrolyse de l'eau
WO2009013019A2 (fr) * 2007-07-26 2009-01-29 Azad Pharma Ag Préparations pharmaceutiques comprenant des solutions d'hypochlorite activées électrochimiquement

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013040569A2 (fr) 2011-09-16 2013-03-21 Zurex Pharmagra, Llc Systèmes et procédés de production de compositions germicides
EP2755922A4 (fr) * 2011-09-16 2015-06-10 Zurex Pharmagra Llc Systèmes et procédés de production de compositions germicides
EP3424885A1 (fr) * 2011-09-16 2019-01-09 Zurex Pharmagra, LLC Systèmes et procédés de génération de compositions germicides
EP2592052A1 (fr) * 2011-11-09 2013-05-15 Monopharm Beratungs- Und Handelsgesellschaft Mbh Anolyte, son procédé de fabrication et son utilisation

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AP2012006545A0 (en) 2012-10-31
SG187535A1 (en) 2013-03-28
BR112012024879A2 (pt) 2019-09-24
CN102971262A (zh) 2013-03-13
JP2013523666A (ja) 2013-06-17

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