WO2002030829A1 - Procede de nettoyage de systeme de reservoir d'eau en circulation et compositions detergentes prevues pour ce systeme - Google Patents

Procede de nettoyage de systeme de reservoir d'eau en circulation et compositions detergentes prevues pour ce systeme Download PDF

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Publication number
WO2002030829A1
WO2002030829A1 PCT/JP2001/002744 JP0102744W WO0230829A1 WO 2002030829 A1 WO2002030829 A1 WO 2002030829A1 JP 0102744 W JP0102744 W JP 0102744W WO 0230829 A1 WO0230829 A1 WO 0230829A1
Authority
WO
WIPO (PCT)
Prior art keywords
water tank
quaternary ammonium
ammonium salt
tank system
chloride
Prior art date
Application number
PCT/JP2001/002744
Other languages
English (en)
Japanese (ja)
Inventor
Masashi Yoshida
Shigetoshi Yoshida
Original Assignee
Moltec Co., 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
Application filed by Moltec Co., Ltd. filed Critical Moltec Co., Ltd.
Priority to AU2001244662A priority Critical patent/AU2001244662A1/en
Publication of WO2002030829A1 publication Critical patent/WO2002030829A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N39/00—Biocides, pest repellants or attractants, or plant growth regulators containing aryloxy- or arylthio-aliphatic or cycloaliphatic compounds, containing the group or, e.g. phenoxyethylamine, phenylthio-acetonitrile, phenoxyacetone
    • 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
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/38—Cationic compounds
    • C11D1/62—Quaternary ammonium compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2003—Alcohols; Phenols
    • C11D3/2006—Monohydric alcohols
    • C11D3/2034—Monohydric alcohols aromatic
    • 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
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/10—Objects to be cleaned
    • C11D2111/14—Hard surfaces
    • C11D2111/20—Industrial or commercial equipment, e.g. reactors, tubes or engines

Definitions

  • the present invention relates to a method for cleaning a circulating water tank system and a cleaning composition for a circulating water tank system.
  • the present invention relates to a method for cleaning a circulating water tank system, such as a public bath, a home tub, an indoor / outdoor pool, and a cleaning composition for a circulating water tank system, provided with a water or hot water circulating system. More specifically, a method of cleaning a circulating aquarium system and a circulating aquarium system that can effectively remove pilofilms inhabiting the Legionella genus etc. with very little harm to the human body or damage to the system. Cleaning agents and compositions. Background art
  • Recirculating aquarium systems such as communal baths, home tubs, and indoor / outdoor pools, equipped with a water or hot water circulation system usually remove large contaminants such as pre-filters and hair catchers to purify them. Equipment and a filter filled with filter media, etc. will be provided in the circulation path. Further, in order to disinfect the system, sodium hypochlorite solution or sodium isocyanurate or the like is dissolved in water or hot water at a predetermined concentration and circulated. In addition, ozone, ultraviolet light, photocatalysts, and chlorine agents may be used to disinfect only the bath water.
  • the cause of such legionellosis is the presence of biofilms made of chlorine-resistant bacteria and algae in curved water tank systems, in curved pipes and joints, and in places where physical cleaning is difficult, such as in septic tanks. It is possible that it is formed.
  • a chlorine-based germicide such as a sodium hypochlorite solution does not exhibit a desired action on the Legionella bacterium.
  • Such pyo-films can form in a few months, even if the hot and cold water is changed daily in a new recirculating aquarium system.
  • the formed pyo-film is rarely formed in places where it can be physically removed, and it is necessary to remove it chemically.However, with conventional concentrations of chlorine-based bactericides, it is sufficiently removed. Can not do. Therefore, a method of removing pyo-film by increasing the concentration of chlorine-based disinfectants can be considered. In some cases, the circulating aquarium system itself was destroyed due to the increased concentration of chlorine-based disinfectants, and chlorine-based disinfectants can cause enormous damage to the system, thus removing pyo-films. There is a problem that the concentration cannot be increased to such an extent. Also, there is a problem that increasing the concentration of the chlorine-based disinfectant has an adverse effect on the human body.
  • An object of the present invention is to provide a method for cleaning a circulating aquarium system and a circulating aquarium system, which are capable of effectively removing piyo-films in which Legionella bacteria and the like inhabit, with very little harm to the human body and damage to the system.
  • the present inventors have conducted intensive studies to solve the above problems. As a result, the quaternary ammonium salt and 2-phenoxyethanol are dissolved in circulating water or hot water at a specific concentration that is extremely low for harm to the human body and damage to the system. By circulating, it was also found that pyooffirum and the like inhabiting Legionella spp. And the like which could not be sufficiently removed with a chlorine-based disinfectant can be removed. Further, the present inventors have found that a specific alcohol is used as a solvent in order to dissolve quaternary ammonium salt and 2-phenoxhetanol in circulating water or hot water at a desired concentration, and have completed the present invention.
  • a circulation type water tank system water containing a quaternary ammonium salt and 2-phenoxetanol at a concentration of 150 to 500 ppm in total is circulated at least once.
  • a method for cleaning a circulating water tank system including a step and a step of draining circulated water is provided.
  • a detergent composition used by being dissolved in circulating water of a circulating water tank system comprising a quaternary ammonium salt, 2-phenoxyethanol, and a quaternary ammonium salt.
  • the present invention provides a cleaning composition for a circulating aquarium system, comprising: 2-alcohol that dissolves phenoxhetanol.
  • the cleaning method of the circulating water tank system of the present invention includes a super sento, a hot spring facility and an accommodation facility. This is a method for cleaning a circulating water tank system equipped with a device for circulating water, such as a public bath such as a public bath, a nursing home bath, etc .;
  • the cleaning method of the present invention is particularly effective for a circulating water tank system provided with a whirlpool, a bubble bath, a jacuzzi, or a combination thereof, which generates an aerosol.
  • the water circulated in the present invention includes hot water.
  • a step of circulating water containing a quaternary ammonium salt and 2-phenoxetanol at a specific concentration at least once in a circulation type water tank system is performed.
  • Examples of the quaternary ammonium salts include octyltrimethylammonium dimethyl chloride, tetradecyltrimethylammonium chloride, hexadecyltrimethylammonium chloride, octadecyltrimethylammonium chloride, and octatrimethylammonium chloride.
  • the concentration of the quaternary ammonium salt and 2-phenoxyethanol dissolved in circulating water is 150 to 500 ppm, preferably 300 to 200 ppm. 0 ppm, particularly preferably 400 to: l ppm. If it is less than 150 pm, it may not be possible to remove the pyo-film and slime formed over time. Disadvantageous.
  • the ratio between the quaternary ammonium salt and 2-phenoxyethanol can be determined as appropriate, but is usually 30:70 to 70:30, preferably 40:60 by mass. ⁇ 60: 40.
  • the circulating water contains other components such as, for example, other components, for example, in order to further improve the other objects and the objects of the present invention, as long as the desired object of the present invention is not impaired.
  • a proper amount of a bactericide, a disinfectant, alcohols, a defoamer and the like can be contained.
  • the circulating water containing at least the quaternary ammonium salt and 2-phenoxhetanol in the above-mentioned predetermined concentration is circulated at least once in the circulating water tank system. There is a need.
  • the upper limit of the number of circulations is not particularly limited. About once is sufficient. Usually about 2 to 5 times.
  • the cleaning method of the present invention after the above-mentioned circulation, pyo oil film, slime, and the like flow together with water, and thus can be carried out by performing a step of draining all of them. After this drainage, if necessary, the above-mentioned circulation step may be performed again. Alternatively, the system may be washed with another disinfectant or a cleaning agent, or the system may be finally washed with water containing these. .
  • a desired amount of the cleaning agent and the composition of the present invention described later is charged. It can be performed by dissolving. Although it may be used at one point, it is preferable to divide it into several places.
  • the cleaning composition for a circulating aquarium system of the present invention is a cleaning composition that is used by being dissolved in circulating water of a circulating aquarium system, comprising a quaternary ammonium salt, 2-phenoxyethanol, Includes quaternary ammonium salt and alcohol that dissolves 2-phenoxetanol.
  • concentration it is preferable to appropriately set the concentration to be dissolved according to the type of the circulating water tank system so as to be the above-described concentration.
  • the alcohol examples include ethanol, isopropyl alcohol, and a mixture thereof. If this alcohol is not contained, the quaternary ammonium salt and 2-phenoxetanol cannot be sufficiently dissolved in the circulating water when the circulating water tank system is washed, and the circulating water is dissolved at a predetermined ratio. It becomes difficult.
  • the mixing ratio of the quaternary ammonium salt, 2-phenoxyethanol and the alcohol that dissolves them is the ratio of the quaternary ammonium salt and 2-phenoxyethanol.
  • the weight ratio is usually 30:70 to 70:30, preferably 40:60 to 60:40, and the amount of the alcohol may be set to an amount that is greater than or equal to the amount in which these are dissolved.
  • the mixture of the quaternary ammonium salt and 2-phenoxhetanol used in the present invention has a concentration LD 5 in an oral toxicity test. Safety was confirmed even at 500 mg / kg.
  • the cleaning composition of the present invention may contain other components as desired.
  • other examples of the component include other disinfectants, other disinfectants, defoamers, and solubilizers other than the alcohol. These mixing ratios can be appropriately determined according to the purpose.
  • the detergent composition of the present invention can be prepared by mixing the components so that the quaternary ammonium salt and 2-phenoxyethanol are dissolved.
  • a step of dissolving a quaternary ammonium salt and 2-phenoxyethanol at a predetermined concentration in circulating water and circulating through the system is performed. It is possible to remove and sterilize biofilms and other general bacteria and Escherichia coli, etc., inhabiting Legionella spp. And the like, which could not be sufficiently removed by the fungicide. In addition, it can be implemented with extremely little harm to the human body and damage to the system.
  • the cleaning composition for a circulating aquarium system of the present invention contains a specific alcohol in which quaternary ammonium salt and 2-phenoxyethanol are dissolved.
  • the quaternary ammonium salt and 2-phenoxyethanol can be easily dissolved, and a desired washing effect can be obtained.
  • a mixture of alkyldimethylbenzylammonium salt (320 parts by mass), 2-phenoxetanol (300 parts by mass) and isopropyl alcohol (340 parts by mass) is mixed and used as a cleaning agent for a circulating water tank.
  • 320 parts by mass 320 parts by mass
  • 2-phenoxetanol 300 parts by mass
  • isopropyl alcohol 340 parts by mass
  • alkyldimethylethylammonium salt 300 parts by mass, 2-phenoxyethanol 350 parts by mass, isopropyl alcohol 310 parts by mass and silicon 4 parts by mass of a system defoaming agent were mixed to prepare a circulating water tank cleaning agent.
  • the bath water of the total water volume 6 0 0 O m 3 enters, when it is detected Legionella by a conventional method, which is 8 3 0 CFU / 1 0 O ml detection.
  • Two liters of the above cleaning agent total concentration of quaternary ammonium salt and 2-phenoxyethanol, 2 16 ppm was added to the bath water and circulated for 1 hour (circulation number of times: 2).

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  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Dentistry (AREA)
  • Emergency Medicine (AREA)
  • Water Supply & Treatment (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Hydrology & Water Resources (AREA)
  • General Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Detergent Compositions (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Cleaning In General (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

L'invention concerne un procédé de nettoyage d'un système de réservoir d'eau en circulation dans lequel on peut éliminer de façon efficace les films biologiques composés de ∫i⊃legionella∫/i⊃, par exemple, en ne portant pratiquement pas atteinte au corps humain ou au système. Ce procédé consiste à faire circuler au moins une fois l'eau chargée de sel d'ammonium quaternaire et de 2-phénoxyéthanol selon une concentration totale se situant entre 150 et 5000 ppm, puis à décharger l'eau circulée.
PCT/JP2001/002744 2000-10-12 2001-03-30 Procede de nettoyage de systeme de reservoir d'eau en circulation et compositions detergentes prevues pour ce systeme WO2002030829A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2001244662A AU2001244662A1 (en) 2000-10-12 2001-03-30 Method of cleaning circulatory water tank system and detergent compositions for circulatory water tank system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000312031A JP2002121595A (ja) 2000-10-12 2000-10-12 循環式水槽システムの洗浄方法及び循環式水槽システム用洗浄剤組成物
JP2000-312031 2000-10-12

Publications (1)

Publication Number Publication Date
WO2002030829A1 true WO2002030829A1 (fr) 2002-04-18

Family

ID=18791697

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2001/002744 WO2002030829A1 (fr) 2000-10-12 2001-03-30 Procede de nettoyage de systeme de reservoir d'eau en circulation et compositions detergentes prevues pour ce systeme

Country Status (3)

Country Link
JP (1) JP2002121595A (fr)
AU (1) AU2001244662A1 (fr)
WO (1) WO2002030829A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5769570B2 (ja) * 2010-09-28 2015-08-26 小林製薬株式会社 バイオフィルム除去剤、バイオフィルム除去用組成物、および、バイオフィルムの除去方法
JP5980479B2 (ja) * 2011-03-31 2016-08-31 小林製薬株式会社 バイオフィルム除去用組成物
WO2021005897A1 (fr) * 2019-07-08 2021-01-14 星光Pmc株式会社 Agent de traitement de biofilm et procédé de traitement de biofilm

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138798A (en) * 1983-04-25 1984-10-31 Dearborn Chemicals Ltd Biocide
JPH04103501A (ja) * 1990-08-22 1992-04-06 Mirudou Sangyo Kk 防カビ殺菌塗料組成物
JPH06256106A (ja) * 1993-03-03 1994-09-13 Mirudou Sangyo Kk 殺菌剤組成物

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138798A (en) * 1983-04-25 1984-10-31 Dearborn Chemicals Ltd Biocide
JPH04103501A (ja) * 1990-08-22 1992-04-06 Mirudou Sangyo Kk 防カビ殺菌塗料組成物
JPH06256106A (ja) * 1993-03-03 1994-09-13 Mirudou Sangyo Kk 殺菌剤組成物

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AU2001244662A1 (en) 2002-04-22
JP2002121595A (ja) 2002-04-26

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