EP2378524B1 - Composition de décontamination/détoxification - Google Patents

Composition de décontamination/détoxification Download PDF

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Publication number
EP2378524B1
EP2378524B1 EP20100004907 EP10004907A EP2378524B1 EP 2378524 B1 EP2378524 B1 EP 2378524B1 EP 20100004907 EP20100004907 EP 20100004907 EP 10004907 A EP10004907 A EP 10004907A EP 2378524 B1 EP2378524 B1 EP 2378524B1
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EP
European Patent Office
Prior art keywords
composition
weight
sodium
potassium
decontamination
Prior art date
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EP20100004907
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German (de)
English (en)
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EP2378524A1 (fr
Inventor
Renato Bonora
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CRISTANINI SpA
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CRISTANINI SpA
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Priority to EP20100004907 priority Critical patent/EP2378524B1/fr
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Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
    • G21F9/001—Decontamination of contaminated objects, apparatus, clothes, food; Preventing contamination thereof
    • G21F9/002—Decontamination of the surface of objects with chemical or electrochemical processes
    • 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
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/044—Hydroxides or bases
    • 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
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/046—Salts
    • 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
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/06—Phosphates, including polyphosphates
    • 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
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/08—Silicates
    • 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
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/10—Carbonates ; Bicarbonates
    • 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
    • C11D3/22—Carbohydrates or derivatives thereof
    • C11D3/222—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin
    • C11D3/225—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin etherified, e.g. CMC
    • 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
    • C11D3/22—Carbohydrates or derivatives thereof
    • C11D3/222—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin
    • C11D3/226—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin esterified
    • 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
    • C11D3/38—Products with no well-defined composition, e.g. natural products
    • 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
    • C11D3/395—Bleaching agents
    • 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
    • C11D3/395—Bleaching agents
    • C11D3/3958—Bleaching agents combined with phosphates
    • 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
    • C11D3/48—Medical, disinfecting agents, disinfecting, antibacterial, germicidal or antimicrobial compositions
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
    • G21F9/001—Decontamination of contaminated objects, apparatus, clothes, food; Preventing contamination thereof
    • G21F9/002—Decontamination of the surface of objects with chemical or electrochemical processes
    • G21F9/004—Decontamination of the surface of objects with chemical or electrochemical processes of metallic surfaces

Definitions

  • the present invention relates to the technical filed of the reclamation of contaminated surfaces, and particularly relates to a decontamination/detoxification composition for reclaiming surfaces polluted by toxic and/or pathogenic chemical and/or biological substances, as well as its use for reclaiming such contaminated surfaces.
  • composition of the invention is also useful for decontamining surfaces polluted by toxic and/or pathogenic nuclear and/or radiological particles.
  • Such decontamination/detoxification products oxidate, hydrolyze and solubilize the toxic and/or pathogenic substances, in such a manner to allow the removal thereof from the polluted surfaces by a subsequent spraying of the surface with hot water in pressure.
  • decontamination/detoxification products are disclosed in the Italian patent IT1235421 and in the Italian patent application V12008A000049 , in the name of the same Applicant.
  • the object of the present invention is to overcome at least partly the above drawbacks, by providing a decontamination/detoxification composition which is highly efficient and relatively cost-effective.
  • a particular object of the present invention is to provide a decontamination/detoxification composition which is effective against toxic and/or pathogenic chemical and/or biological substances.
  • a further object of the present invention is to provide a decontamination composition which is effective against nuclear and/or radiological particles, such as powders and fallouts.
  • a further object of the present invention is to provide a decontamination/detoxification composition which is stable with time once packaged.
  • a further object of the present invention is to provide a decontamination/detoxification composition which is substantially not subject to the separation between the solid and liquid phases once added to a liquid phase and then maintained in a tank.
  • a further object of the present invention is to provide a decontamination/detoxification composition which minimizes the clogging and/or the breaking of the conduits and/or the nozzles of the apparatuses by which it is delivered on the surfaces to be reclaimed once added to a liquid phase.
  • Another object of the present invention is to provide a decontamination/detoxification composition having a reclaiming efficiency substantially unchanged with time.
  • Yet another object of the present invention is to provide a decontamination/detoxification composition which minimizes personal injuries and/or damages.
  • the inventive composition comprises:
  • All components (A) to (E) of the composition of the present invention will be in granular or powder form.
  • the salts of the present invention can be in the in the hydrate or anhydrous form.
  • % by weight and its derivatives is intended to indicate, unless otherwise indicated, the percentage by weight of a given component based on the total dry weight of the composition in which it is included.
  • solubility and its derivatives is intended to indicate, unless otherwise indicated, the grams of substance dissolved in 100 ml of distilled water at 20 °C.
  • composition of the invention is highly soluble in water, in such a manner that, once added to a liquid phase to form a decontamination/detoxification aqueous solution, it minimizes the clogging of the conduits and/or the nozzle of the apparatuses by which it is used.
  • each of the above-mentioned alkalinizing agent (B), at least one inorganic filler (C), at least one suspending agent (D) and at least one surfactant (E) may have a solubility in water at 20°C of at least 10 grams/100 ml, and preferably of 15 grams/100 ml.
  • composition of the present invention has a reclaiming efficiency substantially unchanged with time.
  • composition of the present invention minimizes the danger of personal injuries and/or damages, as well as the breaking of the apparatuses by which it is delivered on the polluted surfaces.
  • composition according to the present invention although it is free from metal oxides, has a high reclaiming efficiency against toxic and/or pathogenic chemical and/or biological substances, as clearly demonstrated by the examples below.
  • the composition has shown interesting properties in the field of nuclear and radiological decontamination.
  • the composition has been designed for reducing and removing contamination radioactive particles from structures, surfaces, objects, personnel gears and the like. It can be successfully used for both gross or rough decontamination and detailed decontamination.
  • the instant composition shows a good stability with time, as clearly demonstrated by the examples below.
  • the stability of a composition measure the tendency thereof to be subject to undesired internal reactions, which inevitably lead to the degradation of the product before use.
  • oxidizing agent and its derivatives is intended to indicate, unless otherwise indicated, one or more chemical compounds which are suitable to oxidize one or more toxic and/or pathogenic chemical, biological, nuclear and/or radiological substances by which they are contacted.
  • the oxidizing agent may comprise, or may consist of, potassium or sodium isocyanurate dichloride and/or trichloride.
  • the oxidizing agent (A) may consist of potassium or sodium isocyanurate dichloride.
  • the amount of the oxidizing agent (A) may be of 10% to 40% by weight with respect to the dry weight of the composition, and may vary according to the use of the isocyanurate dichloride and/or trichloride.
  • solubility in water of the isocyanurate trichloride is less than the solubility of the isocyanurate dichloride.
  • the isocyanurate trichloride may be in an amount which is less than the amount of the isocyanurate dichloride.
  • the isocyanurate dichloride may be of 10% to 30%, preferably of 10% to 25% and more preferably of 10% to 20%, while the isocyanurate trichloride may be of 5% to 20%, preferably of 5% to 15%.
  • the oxidizing agent (A) includes, respectively consists of, only isocyanurate dichloride, without isocyanurate trichloride, the amount thereof in the composition may be of 20% to 40%, preferably of 25% to 40% and more preferably of 30% to 40%.
  • the oxidizing agent (A) includes, respectively consists of, only isocyanurate trichloride, without isocyanurate dichloride, the amount thereof in the composition may be of 10% to 30%, preferably of 15% to 30% and more preferably of 15% to 25%.
  • alkalinizing agent and its derivatives is intended to indicate, unless otherwise indicated, one or more compounds suitable to enhance the pH of the composition.
  • the alkalinizing agent (B) may comprise at least one compound chosen among the group consisting of: sodium or potassium phosphates, sodium or potassium silicates, sodium or potassium carbonates and sodium hydroxide, or a mixture of one or more thereof.
  • the alkalinizing agent (B) may comprise sodium or potassium tripolyphosphate, which also act as sequestering agent.
  • the amount of the alkalinizing agent (B) in the composition may be of 8% to 35% by weight, preferably of 10% to 35% and more preferably of 15% to 35%.
  • the sodium or potassium hydroxide may be used to increase the pH and the solubility of the composition.
  • the amount thereof in the composition may be of 0,1% to 5%, preferably of 0,5% to 4% by weight.
  • the amount of the alkalinizing agent (B) may be more than 15% by weight, preferably more than 20% by weight and more preferably more than 25% by weight.
  • inorganic filler and its derivatives is intended to indicate, unless otherwise indicated, inorganic solid particulate substantially chemically inert.
  • the inorganic filler (C) may be chosen among the group consisting of sodium or potassium anhydrous sulphate, sodium or potassium chloride, ammonium difluoride, sodium or potassium silicate, magnesium sulphate.
  • the term "suspending agent" and its derivatives is intended to indicate, unless otherwise indicated, one or more compounds suitable to reducing the sedimentation rate of particles in suspension.
  • the suspending agent (D) may be cellulose-based, such as carboxymethylcellulose and/or cellulose acetate.
  • suspending agents may be proteic substances or vinylpolymers.
  • surfactant and its derivatives is intended to indicate, unless otherwise indicated, one or more compounds suitable to lowering the surface tension of a liquid.
  • the amount of the surfactant (E) in the composition may be of 0,1% to 7%, preferably of 2% to 7% by weight.
  • Suitable surfactants may be: alkylpolyglycoside, sodium lauryl sulfate, sodium alkyl sulfonate, sodium alkyl aryl sulfonate, sodium laureth sulfate, or a mixture of two or more thereof.
  • the instant composition may also contain one or more additive, such as excipients, coadjuvants, binders, gliders and disintegrants.
  • additives such as excipients, coadjuvants, binders, gliders and disintegrants.
  • the average particle size of the components (A) to (E) may be less than 0,5 mm, in order to increase solubility.
  • This granular or powder composition may be used as such or, preferably, as a solid phase of an aqueous solution, to be prepared on site just before use.
  • the granular powder may be mixed with the liquid phase by means of a jet lance, such as the apparatus disclosed in the European Patent Application EP-A1-1930083 , in the name of the same Applicant.
  • the solubility in water has been determined by dissolving the various samples S1 - S10 in 100 ml of distilled water at 20 °C. The results shown are in grams of composition dissolved.
  • the reclaiming efficiency has been tested by contacting 150 grams of the compositions corresponding to the various samples with an initial contamination (of CARC paint) of 10 g/m 2 of Iprite, a vesicant agent. After a contacting time of 30 min the residual contamination of Iprite has been evaluated. In table 2, the results are given in percentage of reclaimed surface with respect to the initial concentration of Iprite.
  • the stability of the composition once packaged has been measured by maintaining 100 Kg of the compositions corresponding to the various samples packaged in a polyethylene container at a temperature of 40 °C for 7 days. After this period, the temperature of the solid bulk has been measured.
  • composition having a solubility in water less than 90 grams/100ml does not fall within the scope of the present invention.
  • composition having a reclaiming efficiency (% of the initial amount of 10 grams of Iprite reclaimed from and surface of one square metre) less than 50% does not fall within the scope of the present invention.
  • an unstable composition i.e. a composition that shows a temperature increase equal or more than 5 °C once packaged in a polyethylene container in an amount of 100 Kg and maintained in an environment at temperature of 40 °C for 7 days, does not fall within the scope of the present invention.
  • compositions corresponding to the samples S4, S5, S6 and S10 do not fall within the scope of the present invention.
  • composition according to the present invention fulfils the intended objects.
  • the instant composition while being stable with time and effective against toxic and/or pathogenic chemical, biological, nuclear and/or radiological substances, is substantially not subject to separation phenomena once added to a liquid phase, in such a manner to minimize the clogging and/or the breaking of the conduits and/or the nozzles of the apparatuses by which it is delivered, as well as minimizing personal injuries and/or damages.
  • composition of this invention is susceptible of a number of changes and variants. All the components thereof may be replaced by other technically equivalent compounds without departure from the scope of the invention as defined in the appended claims.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Food Science & Technology (AREA)
  • Molecular Biology (AREA)
  • Emergency Medicine (AREA)
  • Electrochemistry (AREA)
  • Detergent Compositions (AREA)

Claims (15)

  1. Composition de décontamination/détoxification, comprenant:
    (A) 10% à 40% en poids d'un agent oxydant qui consiste de dichlorure et/ou trichlorure d'isocyanurate de potassium ou de sodium;
    (B) 8% à 35% en poids d'un agent alcalinisant;
    (C) 30% à 70% en poids d'au moins un agent de remplissage inorganique;
    (D) 0,5% à 5% en poids d'au moins un agent de suspension;
    (E) 0% à 7% en poids d'au moins un agent tensioactif,
    le total des pourcentages en poids des composants (A) à (E) étant de 100%; dans laquelle la composition a une solubilité dans l'eau à 20 °C d'au moins 90 g/100 ml;
    dans laquelle la composition est exempte d'oxydes métalliques;
    dans laquelle la composition a une efficacité de récupération d'au moins 50%, l'efficacité de récupération étant mesurée comme le pourcentage de la quantité initiale de 10 grammes de Iprite récupéré de la surface d'un mètre carré par 150 grammes de composition après un temps de contacte de 30 minutes.
  2. Composition selon la revendication 1, dans laquelle chacun desdits agent alcalinisant (B), au moins un agent de remplissage inorganique (C), au moins un agent de suspension (D) et éventuellement au moins un agent tensioactif (E) a une solubilité dans l'eau à 20 °C d'au moins 10 g/100 ml, et de préférence de 15 g/100 ml.
  3. Composition selon la revendication 1 ou 2, dans laquelle ledit agent oxydant (A) est constitué de dichlorure et trichlorure d'isocyanurate de potassium ou de sodium, le dichlorure d'isocyanurate étant de 10% à 30% en poids, de préférence de 10% à 25% en poids et plus de préférence de 10% à 20% en poids, le trichlorure d'isocyanurate étant de 5% à 20% en poids, de préférence de 5% à 15% en poids.
  4. Composition selon la revendication 1 ou 2, dans laquelle ledit agent oxydant (A) est constitué trichlorure d'isocyanurate de sodium ou de potassium en une quantité de 10% à 30% en poids, de préférence de 15% à 30% en poids et plus préférentiellement de 15% à 25% en poids.
  5. Composition selon la revendication 1 ou 2, dans laquelle ledit agent oxydant (A) est constitué de dichlorure d'isocyanurate de potassium ou de sodium en une quantité de 20% à 40% en poids, de préférence de 25% à 40% en poids et plus préférentiellement de 30% à 40% en poids.
  6. Composition selon l'une ou plusieurs des revendications précédentes, dans laquelle ledit agent d'alcalinisation (B) comprend au moins un composé choisi parmi le groupe constitué par: les phosphates de sodium ou de potassium, les silicates de sodium ou de potassium, les carbonates de sodium ou de potassium, hydroxyde de sodium ou de potassium ou un mélange de deux ou plusieurs de ceux-ci.
  7. Composition selon l'une ou plusieurs des revendications précédentes, dans laquelle ledit agent d'alcalinisation (B) comprend tripolyphosphate de sodium ou de potassium.
  8. Composition selon l'une ou plusieurs des revendications précédentes, dans laquelle ledit agent oxydant (A) est égale ou supérieure à 15% en poids, ledit agent alcalinisant (B) étant supérieure à 15% en poids, de préférence plus de 20% en poids et plus préférentiellement plus de 25% en poids.
  9. Composition selon l'une ou plusieurs des revendications précédentes, dans laquelle ledit au moins un agent de remplissage inorganique (C) est choisi parmi le groupe constitué par le sulfate de sodium ou de potassium anhydre, le chlorure de sodium ou de potassium, le fluorure d'ammonium hydrogène, le silicate de sodium ou de potassium, le sulfate de magnésium ou un mélange de deux ou plusieurs de ceux-ci.
  10. Composition selon l'une ou plusieurs des revendications précédentes, dans laquelle ledit agent de suspension (D) est choisi parmi le groupe constitué par:
    la carboxyméthylcellulose, l'acétate de cellulose, des substances protéiques, vinylpolymers ou un mélange de deux ou plusieurs de ceux-ci.
  11. Composition selon la revendication précédente, dans laquelle ledit agent tensioactif (E) est de 0,1% à 7%, de préférence de 2% à 7% par rapport au poids total de la composition.
  12. Composition selon l'une ou plusieurs des revendications précédentes, dans laquelle ledit agent tensioactif (E) est choisi parmi le groupe constitué par:
    alkylpolyglycoside, le laurylsulfate de sodium, alkyl sulfonate de sodium, alkylarylsulfonate de sodium, laurethyl sulfate de sodium, ou un mélange de deux ou plus de ceux-ci.
  13. Une solution de décontamination/détoxification aqueuse comprenant une phase solide constituée par la composition selon l'une ou plusieurs des revendications précédentes.
  14. L'utilisation de la composition selon l'une ou plusieurs des revendications 1 à 12 ou de la solution aqueuse selon la revendication 13 pour la détoxification/décontamination des surfaces polluées par des substances toxiques et/ou pathogène et/ou des substances biologiques.
  15. L'utilisation de la composition selon l'une ou plusieurs des revendications 1 à 12 ou de la solution aqueuse selon la revendication 13 pour la décontamination des surfaces polluées par des particules nucléaires et/ou radiologique.
EP20100004907 2010-04-15 2010-05-10 Composition de décontamination/détoxification Active EP2378524B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP20100004907 EP2378524B1 (fr) 2010-04-15 2010-05-10 Composition de décontamination/détoxification

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP10003990 2010-04-15
EP20100004907 EP2378524B1 (fr) 2010-04-15 2010-05-10 Composition de décontamination/détoxification

Publications (2)

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EP2378524A1 EP2378524A1 (fr) 2011-10-19
EP2378524B1 true EP2378524B1 (fr) 2012-11-21

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CN103014733A (zh) * 2012-12-06 2013-04-03 启东市海鹰阀门有限公司 金属油污去污剂
EP2915874A1 (fr) * 2014-03-03 2015-09-09 I.C.F. S.r.l. Composition pour laver et désinfecter des installations de production alimentaire
WO2016150482A1 (fr) * 2015-03-23 2016-09-29 Henkel Ag & Co. Kgaa Détergents solides au blanc de lessive au chlore
CN106148966A (zh) * 2015-04-24 2016-11-23 沈阳市梅杉化工厂 一种防腐剂
CN106400037A (zh) * 2015-07-30 2017-02-15 沈阳市梅杉化工厂 一种除腐剂
CN108342738B (zh) * 2018-01-18 2021-03-23 长沙艾森设备维护技术有限公司 一种核电设备用水基清洗剂及其制备方法
CN116042326A (zh) * 2022-10-25 2023-05-02 深圳思凝一云科技有限公司 一种核酸污染清除剂

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