WO2023084316A1 - Détergent concentré en poudre soluble dans l'eau - Google Patents

Détergent concentré en poudre soluble dans l'eau Download PDF

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Publication number
WO2023084316A1
WO2023084316A1 PCT/IB2022/050885 IB2022050885W WO2023084316A1 WO 2023084316 A1 WO2023084316 A1 WO 2023084316A1 IB 2022050885 W IB2022050885 W IB 2022050885W WO 2023084316 A1 WO2023084316 A1 WO 2023084316A1
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WO
WIPO (PCT)
Prior art keywords
water
present
soluble powder
fragrance
group
Prior art date
Application number
PCT/IB2022/050885
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English (en)
Inventor
Christian FERRARINI
Ercole GIORGI
Original Assignee
Daerg Chimica S.R.L.
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 Daerg Chimica S.R.L. filed Critical Daerg Chimica S.R.L.
Publication of WO2023084316A1 publication Critical patent/WO2023084316A1/fr

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Classifications

    • 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
    • C11D1/66—Non-ionic compounds
    • C11D1/662—Carbohydrates or derivatives
    • 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
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/14—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aliphatic hydrocarbons or mono-alcohols
    • C11D1/143—Sulfonic acid esters
    • 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
    • C11D1/66—Non-ionic compounds
    • C11D1/83—Mixtures of non-ionic with anionic 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
    • C11D3/02—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
    • C11D3/16—Organic compounds
    • C11D3/26—Organic compounds containing nitrogen
    • C11D3/32—Amides; Substituted amides
    • 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
    • C11D3/26—Organic compounds containing nitrogen
    • C11D3/33—Amino carboxylic acids
    • 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
    • C11D3/36—Organic compounds containing phosphorus
    • C11D3/361—Phosphonates, phosphinates or phosphonites
    • 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
    • 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
    • C11D2111/16—Metals
    • 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 water-soluble powder detergent, a liquid detergent composition comprising it and the use thereof for pre-washing and/or internal and/or external washing of vehicles or parts thereof or for washing industrial floors and/or surfaces.
  • the present invention solves the disadvantages listed above by providing a water-soluble powder detergent, which allows to directly make in situ and when needed, liquid detergent solutions having an optimal detergent power. Furthermore, the present invention, by mixing the aforesaid powder with a polar solvent, preferably aqueous, in the appropriate quantities, allows to make detergent solutions with the desired concentrations, which can be modulated according to the specific application (i.e. pre-washing of vehicles, washing of industrial floors and/or surfaces or vehicles, interior upholstery cleaning, rim cleaning, etc.). Compared to having to purchase a different liquid detergent for each specific use, the present invention provides an advantageous system in that it can be implemented each time during the actual application and can be customised. The present invention therefore allows to reduce the volumes of detergent to be transported to the final user, thus considerably reducing the environmental impact and the costs for transport and logistics.
  • the invention refers to a water-soluble powder detergent comprising at least a first sequestering agent selected from tetrasodium ethylenediaminetetraacetate, methylglycine N,N-diacetic acid trisodium salt, glutamic N,N-diacetic acid tetrasodium salt, or combinations thereof; at least a second sequestering agent selected from: tetrasodium bisphosphonate 1-hydroxyethylidene, hydroxamate of an alkali metal, or a combination thereof; at least a first surfactant selected from the group of alkyl polyglucosides, at least a second surfactant selected from the alphaolefin sulfonates group; at least an alkalising agent.
  • a first sequestering agent selected from tetrasodium ethylenediaminetetraacetate, methylglycine N,N-diacetic acid trisodium salt, glutamic N,N-diace
  • the water-soluble powder detergent of the invention further comprises also at least a third surfactant selected from: C16-C18 ethoxylated alcohol having an ethoxylation degree EO > 2.5 moles, sodium xylenesulfonate, alkyl sulfates, or a combination thereof.
  • a third surfactant selected from: C16-C18 ethoxylated alcohol having an ethoxylation degree EO > 2.5 moles, sodium xylenesulfonate, alkyl sulfates, or a combination thereof.
  • the water-soluble powder detergent as described above may also comprise a powder fragrance and/or a powder defoaming agent.
  • a liquid detergent composition obtainable by mixing the water-soluble powder detergent described above with a polar solvent, preferably an aqueous solvent, more preferably water, forms a further aspect of the present invention.
  • a polar solvent preferably an aqueous solvent, more preferably water
  • said liquid detergent composition is preferably to be understood as an aqueous composition, or, even more precisely and preferably as an aqueous solution.
  • said powder detergent is mixed with said polar solvent, preferably with said aqueous solvent, more preferably with said water, in a concentration between 1 and 5% w/w.
  • the present invention also concerns the use of said liquid detergent composition for pre-washing and/or internal and/or external washing of vehicles or parts thereof.
  • said vehicles are selected from: cars, trucks, motorbikes, mopeds, articulated vehicles, motor homes, caravans.
  • said parts of said vehicles are selected from: rims, handles, headlights, upholstery, steering wheel, and interior and/or exterior trim that are subject to wear and/or dirt accumulation.
  • the liquid detergent composition according to the present invention can also be used for washing industrial floors and/or surfaces, preferably of industries of the metalworking and/or agro-food sector.
  • water-soluble powder detergent indicates the water-soluble property of the powder detergent according to the present invention, i.e. the fact that, once mixed with an aqueous solvent, preferably water, said powder detergent forms a solution.
  • this solution is also called a “liquid detergent composition”.
  • washing is to be understood as a synonymous with “cleaning” and “cleansing”.
  • the present invention relates to a water-soluble powder detergent comprising:
  • a first sequestering agent selected from the group consisting of: tetrasodium ethylenediaminetetraacetate, methylglycine N,N-diacetic acid trisodium salt, glutamic N,N-diacetic acid tetrasodium salt, or a combination thereof;
  • a second sequestering agent selected from the group consisting of: tetrasodium bisphosphonate 1-hydroxyethylidene, hydroxamate of an alkali metal, or a combination thereof;
  • At least a first surfactant selected from the group of alkyl polyglucosides, preferably D-Glucopyranose oligomeric C10-C16- alkyl glycosides;
  • alkalising agent preferably selected from the group consisting of: sodium hydroxide, potassium hydroxide, and a combination thereof.
  • the compounds described above are water-soluble powder compounds.
  • said at least a first sequestering agent is a powder sequestering agent selected from: powder tetrasodium ethylenediaminetetraacetate, powder methylglycine N,N-diacetic acid trisodium salt, powder glutamic N,N-diacetic acid tetrasodium salt , or a combination thereof.
  • Said at least a second sequestering agent is a sequestering agent also in powder form, selected from: powder tetrasodium bisphosphonate 1- hydroxyethylidene, powder hydroxamate of an alkali metal, or a combination thereof.
  • Said at least a first surfactant is a powder surfactant selected from the group of powder alkyl polyglucosides, preferably D-Glucopyranose oligomeric Cio-C -alkyl glycosides in powder form.
  • Said at least a second surfactant is a powder surfactant selected from the powder alpha-olefin sulfonates group.
  • Said at least one alkalising agent is a powder alkalising agent.
  • said at least one alkalising agent is sodium hydroxide in pearls in combination with sodium silicate in granules known by the trade name of NABION 26.
  • the compound tetrasodium ethylenediaminetetraacetate, or ethylenediaminetetraacetic acid tetrasodium salt (CioH ⁇ I ⁇ Na ⁇ s), is also referred to as EDTA or by the trade name of “Dissolvine® NA” (CAS:64-02-8).
  • the compound methylglycine N,N-diacetic acid trisodium salt, or trisodium salt of the methylglycine N,N-diacetic acid, or trisodium N-(1- carboxylateethyl)iminodiacetate is also referred to as MGDA-Nas (CAS: 164462-16-2).
  • the compound glutamic N,N-diacetic acid tetrasodium salt, or tetrasodium salt of the glutamic N,N-diacetic acid, or tetrasodium N, N- bis(carboxymethyl)-L-glutamate is also referred to as GLDA-Na4 (CAS: 51981-21-6).
  • the compound tetrasodium bisphosphonate 1-hydroxyethylidene is also referred to as tetrasodium bisphosphonate (1-hydroxyethylidene) or by the trade names Sequion® 10 Na4G or HEDP Na4G (CAS: 3794-83-0).
  • the compound D-Glucopyranose oligomeric Cio-C -alkyl glycosides is also referred to by the trade name Glucopon® 50G (CAS: 110615-47-9).
  • said hydroxamate of an alkali metal is selected from the group consisting of: sodium hydroxamate, potassium hydroxamate, or a combination thereof.
  • said at least a second surfactant selected from the alpha-olefin sulfonates group is an alpha-olefin sulfonate in needles known by the trade name of NANSA® LSS495A/ (CAS: 68439-57-6; Sulfonic acids, C14-C16 (even numbered)- alkane hydroxy and CU-C-IG (even numbered)-alkene, sodium salts).
  • said at least a first surfactant is a surfactant with foaming and hydrotropic booster action
  • said at least a second surfactant is a surfactant with foaming and detergent booster action
  • the water-soluble powder detergent according to the present invention can further comprise at least a third surfactant selected from the group consisting of:
  • said at least a third surfactant is a powder surfactant and the compounds mentioned above are compounds formulated in powder form.
  • the compound C16-C18 ethoxylated alcohol having an ethoxylation degree EO > 2.5 moles is also referred to by the trade name Emuldac AS 25 or Lutensol® AT 25 (CAS 68439-49-6).
  • This compound has an emulsifying action (i.e. detergent-degreasing).
  • the compound sodium xylenesulfonate is also referred to by the trade name Etelsol SX93 (CAS 1300-72-7).
  • This compound has a hydrotropic surfactant action.
  • the compound mono C12-C14 alkyl sulfate sodium salts is also referred to by the trade name Emal 10G (CAS: 85586-07-8; sodium lauryl sulphate (sulphuric acid, mono-Ci2-Ci4-alkyl esters, sodium salts)).
  • alkyl sulfates > C10 sodium salts indicates that the alkyl chain comprises a number of carbon atoms greater than 10.
  • the alkyl sulfate compounds mentioned above have a foaming and detergent booster action.
  • the water-soluble powder detergent according to any one of the embodiments described above can further comprise at least one fragrance.
  • said fragrance is a powder fragrance.
  • said at least one fragrance is selected from the group consisting of: lemon fragrance, mint fragrance, peach fragrance, lavender fragrance, marine fragrance, or a combination thereof.
  • said at least one fragrance comprises at least one compound selected from the group consisting of: diphenyl ether (CAS: 101-84-8), coumarin (CAS: 91-64-5), pentyl salicylate (CAS: 2050-08-0), phenylethyl alcohol (CAS: 60-12-8), citral (CAS: 5392-40-5), D-Limonene (CAS: 5989-27-5), terpineol (CAS: 8000-41-7), linalool (CAS: 78-70-6), geraniol (CAS: 106-24-1 ), benzyl benzoate (CAS: 120-51-4), alpha- hexylcinnamaldehyde (CAS: 101-86-0), hexyl salicylate (CAS: 120-51-4), alpha- hexylcin
  • the water-soluble powder detergent according to any one of the embodiments described above is further characterized by not comprising at least one of: sodium carbonate (CAS: 497-19-8), sodium bicarbonate (CAS: 144-55-8), nitrilotriacetic acid (CAS: 139-13-9, NTA), or a combination thereof.
  • the water-soluble powder detergent according to any one of the embodiments described above comprises:
  • said at least a first sequestering agent in an amount preferably between 20 and 40% w/w, more preferably between 25 and 38% w/w, more preferably between 36 and 38% w/w;
  • said at least a second sequestering agent in an amount preferably between 5 and 15% w/w, more preferably between 7 and 12% w/w, more preferably between 9 and 11 % w/w;
  • said at least a first surfactant in an amount preferably between 5 and 15% w/w, more preferably between 5 and 10% w/w, more preferably between 7 and 10% w/w;
  • said at least a second surfactant in an amount preferably between 5 and 15% w/w, more preferably between 7 and 12.5% w/w, more preferably between 9 and 11 % w/w;
  • said at least an alkalising agent in an amount preferably between 20 and 30% w/w, more preferably between 20 and 25% w/w.
  • this is present in an amount between 1 and 20% w/w, preferably between 5 and 15% w/w, more preferably between 5 and 9% w/w.
  • said C -Cis ethoxylated alcohol having an ethoxylation degree EO > 2.5 moles is present in an amount between 1 and 5% w/w, more preferably between 2 and 4% w/w.
  • said sodium xylenesulfonate is present in an amount between 1 and 10% w/w, more preferably between 3 and 5% w/w.
  • said alkyl sulfates are present in an amount between 1 and 5% w/w.
  • this is preferably present in an amount between 0.1 and 2% w/w, more preferably between 0.2 and 1 % w/w.
  • this is preferably present in an amount between 0.2 and 1 % w/w, preferably between 0.2 and 0.6% w/w.
  • a further object of the present invention is a liquid detergent composition obtainable by mixing the water-soluble powder detergent according to any one of the embodiments described above with a polar solvent, preferably with an aqueous solvent, more preferably with water.
  • said liquid detergent composition has a pH between 11 and 13 ⁇ 0.25, more preferably between 11.5 and 12.75 ⁇ 0.25.
  • said powder detergent is mixed with said polar solvent, preferably with said aqueous solvent, more preferably with water, in a concentration between 1 and 5% w/w, preferably between 1 and 2% w/w.
  • said preferred concentration it is possible to reach said preferred concentration, forming a first concentrated liquid detergent composition, also called “liquid semifinished product”, at a concentration between 10 and 30% w/w, preferably between 10 and 20% w/w , and then to dilute it.
  • the present invention also relates to the use of the liquid detergent composition according to any one of the embodiments described above for pre-washing and/or internal and/or external washing of vehicles or parts thereof or for washing industrial floors and/or surfaces, preferably of the metalworking and/or agro-food industry.
  • said pre-washing and/or internal and/or external washing is performed by making the liquid detergent composition on site and at the time of the aforesaid pre-washing and/or washing by dissolving the water- soluble powder detergent according to the present invention in the appropriate quantity of polar solvent, preferably of aqueous solvent, more preferably of water until the ideal concentration for the desired use is reached, preferably a concentration between 1 and 5% w/w, more preferably between 1 and 2% w/w , as described above.
  • polar solvent preferably of aqueous solvent, more preferably of water until the ideal concentration for the desired use is reached, preferably a concentration between 1 and 5% w/w, more preferably between 1 and 2% w/w , as described above.
  • said pre-washing and/or washing is performed by distributing the liquid detergent composition according to the present invention on the surface to be washed by means of a toll selected from the group consisting of: nebulizer, pistol, Dosatron, double foam lance, hidrominder, flowjet, venturi mixer.
  • a toll selected from the group consisting of: nebulizer, pistol, Dosatron, double foam lance, hidrominder, flowjet, venturi mixer.
  • said vehicles are selected from: cars, trucks, motorbikes, mopeds, articulated vehicles, motor homes, caravans, industrial vehicles, preferably forklifts or transpallets.
  • said parts of said vehicles are selected from: rims, handles, headlights, upholstery, steering wheel, and in general all the internal and/or external trims that are subject to wear and/or dirt accumulation.
  • the Applicant has observed that, thanks to the combination of the specific powder compounds described above, it is possible to obtain a water-soluble powder detergent which is formed easily and rapidly, once mixed with a polar solvent (preferably with an aqueous solvent, more preferably with water), homogeneous and stable solutions over time (i.e. without the formation of non-dissolved substances).
  • a polar solvent preferably with an aqueous solvent, more preferably with water
  • the solutions, preferably the aqueous solutions, thus formed are effective detergents that ensure an adequate removal of multiple types of dirt (organic and synthetic) even at low concentrations, at low temperatures (i.e. even at temperatures slightly above 0°C) and in the presence of particularly hard waters.
  • the present invention also has the advantage connected to the fact that such a powder detergent can be easily transported and, once it reaches the place of destination and at the time of actual need, be dissolved in a polar solvent (preferably in an aqueous solvent, more preferably in water) at the desired concentrations for the purposes of the specific intended use according to the present invention, to form the optimal detergent liquid composition without wasting products and excessive transport and/or packaging costs.
  • a polar solvent preferably in an aqueous solvent, more preferably in water
  • Example 1 odourless water-soluble powder detergent
  • a water-soluble powder detergent was made according to an embodiment of the present invention having the following composition reported in Table 1. Table 1
  • Example 2 scented water-soluble powder detergent
  • a water-soluble powder detergent was made according to another embodiment of the present invention having the following composition reported in Table 2.

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Detergent Compositions (AREA)

Abstract

La présente invention concerne un détergent en poudre soluble dans l'eau et un composé détergent liquide pouvant être obtenu par mélange dudit détergent en poudre soluble dans l'eau avec un solvant polaire, de préférence un solvant aqueux, de préférence de l'eau. La présente invention concerne également l'utilisation de ladite composition détergente liquide pour le pré-lavage et/ou le lavage interne et/ou externe de véhicules ou de parties de ceux-ci ou pour le lavage de sols et/ou de surfaces industriels.
PCT/IB2022/050885 2021-11-15 2022-02-02 Détergent concentré en poudre soluble dans l'eau WO2023084316A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102021000028886 2021-11-15
IT202100028886 2021-11-15

Publications (1)

Publication Number Publication Date
WO2023084316A1 true WO2023084316A1 (fr) 2023-05-19

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2685979A1 (fr) * 2007-07-02 2009-01-08 Ecolab Inc. Matrice de solidification incluant un sel d'un acide monocarboxylique, dicarboxylique ou tricarboxylique sature a chaine droite
US20100093597A1 (en) * 2008-04-07 2010-04-15 Ecolab Inc. Ultra-concentrated solid degreaser composition
WO2010076595A1 (fr) * 2008-12-29 2010-07-08 Ecolab Inc. Émulsion extrêmement visqueuse de détergent
US20150005222A1 (en) * 2013-06-26 2015-01-01 Ecolab Usa Inc. Novel use of nonionics as rheology modifiers in liquid cleaning solutions
CN111518632A (zh) * 2020-04-13 2020-08-11 宿迁盾嘉生物科技有限公司 一种用于高铁的绿色高效活性酶清洗剂及制备方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2685979A1 (fr) * 2007-07-02 2009-01-08 Ecolab Inc. Matrice de solidification incluant un sel d'un acide monocarboxylique, dicarboxylique ou tricarboxylique sature a chaine droite
US20100093597A1 (en) * 2008-04-07 2010-04-15 Ecolab Inc. Ultra-concentrated solid degreaser composition
WO2010076595A1 (fr) * 2008-12-29 2010-07-08 Ecolab Inc. Émulsion extrêmement visqueuse de détergent
US20150005222A1 (en) * 2013-06-26 2015-01-01 Ecolab Usa Inc. Novel use of nonionics as rheology modifiers in liquid cleaning solutions
CN111518632A (zh) * 2020-04-13 2020-08-11 宿迁盾嘉生物科技有限公司 一种用于高铁的绿色高效活性酶清洗剂及制备方法

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