WO2018167428A1 - Melange liquide pour nettoyer les déversements de peinture, vernis, colorant et/ou lasure - Google Patents
Melange liquide pour nettoyer les déversements de peinture, vernis, colorant et/ou lasure Download PDFInfo
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- WO2018167428A1 WO2018167428A1 PCT/FR2018/050611 FR2018050611W WO2018167428A1 WO 2018167428 A1 WO2018167428 A1 WO 2018167428A1 FR 2018050611 W FR2018050611 W FR 2018050611W WO 2018167428 A1 WO2018167428 A1 WO 2018167428A1
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- Prior art keywords
- mixture
- emulsion
- paint
- stain
- varnish
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Classifications
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- 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
- C11D3/2093—Esters; Carbonates
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D9/00—Chemical paint or ink removers
- C09D9/04—Chemical paint or ink removers with surface-active agents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D9/00—Chemical paint or ink removers
- C09D9/005—Chemical paint or ink removers containing organic solvents
-
- 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
-
- 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
- C11D1/667—Neutral esters, e.g. sorbitan 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
- C11D1/74—Carboxylates or sulfonates esters of polyoxyalkylene glycols
-
- 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
- C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
- C11D17/0008—Detergent materials or soaps characterised by their shape or physical properties aqueous liquid non soap compositions
- C11D17/0017—Multi-phase liquid compositions
Definitions
- the present invention relates to a liquid mixture (preferentially an oil-in-water emulsion) for cleaning the spills of paint, varnish, dye and / or stain, its use and the cleaning method comprising a step of applying said mixture to a task fresh paint, varnish, stain and / or dye.
- paint solvents or thinners such as hite spirit or CR 10 thinner.
- These solvents or paint thinner can effectively clean stains, whatever the nature of the paint, varnish, colorant and / or spilled glaze (e).
- these products mainly made of hydrocarbons, are carcinogenic, flammable, toxic and dangerous for the environment.
- solvent-based products are generally incompatible with the painted, varnished, resinated, lacquered and / or plasticized floors which they degrade during their use.
- Water is also used to clean the stains of fresh paints.
- its use remains very limited in terms of scope since it does not allow the cleaning of solvent or oil paints such as "glycerophthalic” paints, a paint known as " Pliolite® "(paint based on heavy petroleum and hydrocarbon naphtha as solvents) or polyurethane paints.
- solvent or oil paints such as "glycerophthalic” paints, a paint known as " Pliolite® "(paint based on heavy petroleum and hydrocarbon naphtha as solvents) or polyurethane paints.
- eco-solvents New products known as “eco-solvents” or ecological solvents have recently been developed.
- These eco-solvents have the advantage of being biodegradable and not dangerous for the environment. On the other hand, they remain sufficiently aggressive to degrade painted, varnished, resinated, lacquered and / or plasticized floors and can not be used for high viscosity solvent paints.
- eco-solvents are very odorous products whose smell is uncomfortable for many users.
- (4) may be used on any type of soil without degrading it, including on painted, varnished, lacquered, resinated and / or plasticised floors,
- the invention relates to a liquid mixture for cleaning spills of paint, varnish, dye and / or stain comprising:
- 5D is between 12 and 22, preferentially between
- ⁇ is between 0 and 12, preferably between 2 and 10, and
- ⁇ is between 0 and 16, preferentially between 2 and 9,
- liquid mixing is meant a monophasic or multiphasic mixture such as bi-phasic or tri-phasic, a suspension or an emulsion.
- the mixture according to the invention is an emulsion.
- emulsion a dispersed system consisting of a mixture of at least two liquids immiscible with each other, one of which is dispersed in the other in the form of droplets (European Pharmacopoeia, Eighth Edition, Volume 1 (2014)). ): 835).
- oil-in-water emulsion means an emulsion whose dispersant phase is the aqueous phase.
- These emulsions contain a surfactant or a mixture of surfactants, making it possible to stabilize the system, the HLB of the surfactant or of the surfactant mixture being between 8 and 16.
- the hydrophilic lipophilic balance (HLB) of the surfactant or surfactant mixture will be determined by the Griffin method (Griffin WC: Classification of Surface-Active Agents by HLB, Journal of the Society of Cosmetic Chemists. (1949): 311. Griffin WC: Calculation of HLB Values of Non-Ionic Surfactants, Journal of the Society of Cosmetic Chemists (1954): 259).
- the emulsions may show signs of phase separation, but are easily dispersed by stirring.
- Hansen's solubility parameters are physicochemical characteristics of all types of chemicals that make it possible to evaluate their miscibility with other substances. These parameters were developed by Charles M. Hansen in his thesis (Hansen, Charles: The Three Dimensional Solubility Parameter and Solvent Diffusion Coefficient and Their Importance in Surface Coating Formulation, Copenhagen: Danish Technical Press (1967)).
- the different chemical solvents can be classified by the Hansen solubility parameters which are respective indicators of:
- the invention relates to a liquid mixture for cleaning spills of paint, varnish, dye and / or stain comprising:
- 5D is between 12 and 22, preferentially between
- ⁇ is between 0 and 12, preferably between 2 and 10, and
- ⁇ is between 0 and 16, preferentially between 2 and 9, (c) a surfactant, or a mixture of surfactants, the HLB of said surfactant or said surfactant mixture being between 8 and 16,
- the invention also relates to a liquid mixture for cleaning spills of paint, varnish, dye and / or stain comprising:
- a surfactant or a mixture of surfactants, the HLB of said surfactant or of said surfactant mixture being between 8 and 16, preferably from 10 to 15, and even more preferably between 11 and 13,
- the organic solvent or the organic solvent mixture being selected from the group consisting of ethyl laurate, butyl laurate, ethyl myristate, isopropyl myristate, butyl palmitate, ethyl oleate, and mixtures thereof,
- the water being present in an amount greater than or equal to 70% by weight relative to the total weight of said mixture.
- said previously defined mixture is an emulsion. In a preferred embodiment, said previously defined mixture is not a microemulsion.
- the emulsion is an oil-in-water emulsion in which the dispersing phase is water and the dispersed phase is the organic solvent.
- said previously defined mixture does not include a sulfosuccinic acid ester salt.
- the interest of this invention is therefore to provide a liquid mixture (preferably an emulsion) for cleaning any paint, varnish, stain and / or stain whatever the type of paint, varnish, stain and / or stain just poured and whatever the soil or the surface on which the accident took place and this in a way not dangerous for its user and for the environment.
- a liquid mixture preferably an emulsion
- cleaning is meant the action of removing the spill of paint, varnish, stain and / or stain which has not yet completely dried in contact with the air, by mixing it with the mixture (preferably the emulsion ) according to the invention to obtain a floor as clean and aesthetic as the original soil before the spill.
- composition according to the invention dilutes and detaches from the surface any type of paint, varnish, dye and / or stain provided that they have not yet fully dried in contact with air.
- paint types include, but are not limited to, solvent-based paints, water-based paints, acrylic paints, polyurethane paints, poly-epoxy paints, and glycerophthalic paints.
- stain and varnish include, but are not limited to, polyurethane coatings, acrylic stains or glycerophthalic stains.
- the mixture (preferably the emulsion) according to the invention is compatible with any type of soil or surface, that is to say that its use does not cause degradation of the latter.
- degradation is meant a macroscopic modification of the aesthetic or physico-chemical appearance of the soil or of the surface to be cleaned after contacting said soil or said surface with the mixture (preferably the emulsion) according to the invention.
- Examples of macroscopic modifications of the aesthetic or physico-chemical aspect include but are not limited to, flaking, blistering, discoloration, degradation of soil integrity (swollen, sticky surface and / or or slippery), the appearance of at least one stain after drying, the presence of rust and the swelling of the coating by solvent absorption.
- Examples of soils or surfaces on which the mixture is used include, but are not limited to, concrete, tile and resin floors and painted, varnished, resinated, lacquered and / or plasticized.
- the mixture (preferably the emulsion) according to the invention makes it possible to clean the fresh paint stains while respecting the dry and thus old paintings applied voluntarily.
- the mixture (preferably the emulsion) it is possible to use the mixture (preferably the emulsion) to clean fresh paint spills on painted supports without altering the painted supports.
- the mixture (preferably the emulsion) according to the invention is not dangerous for its user and not dangerous for the environment.
- the mixture (preferably the emulsion) according to the invention complies with the European REACH Regulation (EC) No. 1907/2006 of 18 December 2006 and does not require labeling at European Regulation CLP (Classification, Labeling and
- the mixture (preferably the emulsion) according to the invention is non-irritating, non-toxic, non-corrosive, non-carcinogenic, non-flammable and can be used without risk.
- the mixture (preferably the emulsion) according to the invention is not dangerous for the environment and is biodegradable.
- the use of said mixture (preferably of said emulsion) according to the invention is therefore respectful of the environment. Moreover, even if the mixture (preferably the emulsion) is discarded, it constitutes a biodegradable waste.
- the mixture (preferably the emulsion) according to the invention is very odorless and thus allows a pleasant use.
- the water is present in an amount greater than or equal to 70%, preferably from 80 to 99%, and even more preferably from 85 to 98% by weight relative to the total weight of said mixture (preferentially of said emulsion).
- Organic solvent preferably from 80 to 99%, and even more preferably from 85 to 98% by weight relative to the total weight of said mixture (preferentially of said emulsion).
- the organic solvent of the mixture (preferably the emulsion) is chosen so as to be non-hazardous and is characterized by the following Hansen solubility parameters:
- 5D is between 12 and 22, preferentially between
- ⁇ is between 0 and 12, preferably between 2 and 10, and ⁇ is between 0 and 16, preferably between 2 and 9.
- the organic solvent is a fatty acid ester constituting the dispersed phase of the emulsion.
- the organic solvent is a C 5 -C 25 fatty acid ester of a C 1 -C 10 alcohol, preferably a C 10 -C 20 fatty acid ester of a C 1 -C 8 alcohol and more preferably, a C 12 -C 18 fatty acid ester of a C 1 -C 5 alcohol.
- the fatty acid ester is a fatty acid methyl ester, fatty acid ethyl ester, propyl fatty acid ester, butyl fatty acid ester, and mixtures thereof.
- the fatty acid ester is chosen from the group consisting of ethyl laurate, butyl laurate, ethyl myristate, isopropyl myristate, butyl palmitate, ethyl oleate, oleate of methyl, and mixtures thereof.
- the fatty acid ester used is biodegradable and non-hazardous to its user and the environment. According to a particular embodiment, the fatty acid ester is present in an amount of from 0.5 to 30%, preferably from 1 to 20% and even more preferably from 2 to 15% by weight relative to the total weight. said mixture (preferably of said emulsion).
- the surfactant (s) makes it possible to stabilize the mixture (preferably the emulsion).
- the HLB of the surfactant or of the surfactant mixture must be between 8 and 16, preferably from 10 to 15, and more preferably between 11 and 13. Such values of HLB make it possible to improve the stability of the mixture (preferably of the emulsion).
- the surfactant (s) is (are) chosen from nonionic surfactants such as sorbitan polyoxyethylenes, sorbitan fatty acid esters, alkylpolyglucosides and alkylpolypentosides. esters of polyethylene glycols and fatty acids, poloxamers, as well as ionic and nonionic phospholipids, and mixtures thereof.
- nonionic surfactants such as sorbitan polyoxyethylenes, sorbitan fatty acid esters, alkylpolyglucosides and alkylpolypentosides. esters of polyethylene glycols and fatty acids, poloxamers, as well as ionic and nonionic phospholipids, and mixtures thereof.
- surfactants include polysorbates (Tween ®, Montanox ®), sorbitan esters (Span ®, Montane®, sorbitan laurate), fatty acids, castor oils or fatty alcohols ethoxylates (Simulsol®), alkyl-poly-pentosides (Appyclean®), polyoxylated castor oils (Kolliphor®), or phospholipids (Lipoid®).
- the surfactant (s) used is (are) biodegradable (s) and not dangerous for its user and the environment.
- the surfactant (s) is (are) chosen from polyoxyethylenes of sorbitan, esters of sorbitan fatty acids, alkylpolyglucosides, esters of polyethylene glycols and fatty acids. , and their mixtures.
- the polysorbate 80-sorbitan laurate mixture is used as a surfactant with a mass ratio of 3: 2 in order to obtain an HLB of 12.44.
- the polysorbate 80-sorbitan laurate mixture is used as a surfactant with a weight ratio of 6.9: 3.1 in order to obtain an HLB of 13.
- the polysorbate mixture 85 - Cremophor® RH 40 (PEG-40 hydrogenated castor oil) is used as a surfactant with a weight ratio of 1: 1 in order to obtain an HLB of 13.
- the surfactant (s) ) is (are) present in an amount of 0.1 to 25%, preferably of 0.5 to 15% and even more preferably of 1 to 10% by weight relative to the total weight of said mixture (preferentially said emulsion).
- the mixture (preferably the emulsion) of the present invention may contain at least one preservative agent.
- the preserving agents according to the present invention make it possible to limit the development of the microorganisms within the mixture (preferably the emulsion). More particularly, they make it possible to stop or inhibit the growth of microorganisms.
- concentrations used are bacteriostatic.
- the combination of an antibacterial agent (ATB) with an antifungal agent (ATF) may be necessary.
- the addition of at least one preservative makes it possible to obtain a mixture (preferably an emulsion) that does not allow the growth and multiplication of bacteria, fungi and / or molds.
- the preserving agents are those conventionally used, in particular of the alcohol, acid, acid salts, acid ester or essential oils type.
- the preserving agent is chosen from alcohols: benzyl alcohol (ATB, 2%), ethanol
- the term "ATB” or "ATF” the threshold concentration in the mixture (preferably the emulsion) from which the preservative has a real antibacterial action (ATB) or antifungal (ATF).
- the preserving agent is chosen from the group consisting of sorbic acid and its salts, salicylic acid and its salts, dehydroacetic acid and its salts, essential oils, and mixtures thereof.
- the preserving agent is present in an amount of 0 to 2%, preferably of 0.01 to 1% and even more preferably of 0.05 to 0.5% by weight relative to the weight. total of said mixture (preferably of said emulsion).
- the mixture (preferably the emulsion) may further contain at least one additive selected from dyes, perfumes, stabilizers, antioxidants, and mixtures thereof.
- a dye By way of example of a dye, mention may be made of any dye devoid of toxicity when it is incorporated in solution or in emulsion, for example of food grade.
- anthraquinone dyes anthraquinone derivatives
- indigo dyes indigo derivatives
- chlorophyll patent blue V
- the perfumes can be of natural origin, such as essential oils of flowers, fruits, bark of wood (cinnamon, sandalwood), resin (incense, myrrh), etc. It is also possible to use synthetic fragrances, such as vanillin.
- stabilizers include thickeners of the dispersant phase, solid particles, and ionic surfactants. These products make it possible in particular to limit the phenomena of aggregation in mixtures and emulsions, to improve the electrostatic or steric repulsion between the dispersing phase and the dispersed phase, and thus to increase the stability of the system.
- aqueous dispersing phase thickeners cellulose derivatives, carbomers, gums (guar, xanthan), polysaccharides (carrageenan, agar, arabic); as stabilizing solid particles: magnesium aluminum silicates, colloidal clays; as ionic surfactants: alkylsulfates, alkali salts.
- Antioxidants make it possible to protect the mixture (preferably the emulsion) from oxidative degradation due to the presence of free radicals.
- antioxidants mention may be made of citric acid and its salts, tartaric acid and its salts, ascorbic acid, ⁇ -tocopherol, or ethylene diamine tetraacetic acid.
- the mixture (preferably the emulsion) according to the invention comprises a very low content of Volatile Organic Compound (VOC), especially less than or equal to 10 g / l.
- VOC Volatile Organic Compound
- the mixture (preferably the emulsion) is free of Volatile Organic Compound (VOC).
- VOC Volatile Organic Compound
- the mixture (preferably the emulsion) according to the invention comprises:
- preservative agent s
- the mixture (preferably the emulsion) previously defined comprises:
- surfactant of sorbitan laurate in a proportion of 0.1% to 10%, preferably 0.3% to 5% by weight relative to the total weight of said mixture (preferably of said emulsion),
- surfactant of polysorbate 80 in a proportion of 0.1% to 10%, preferably 0.3% to 5% by weight relative to the total weight of said mixture (preferably of said emulsion),
- sorbic acid in a proportion of 0.01% to 2%, preferably 0.01% to 1% by weight relative to the total weight of said mixture (preferably of said emulsion), and
- the mixture (preferably the emulsion) according to the invention comprises:
- preservative agent s
- surfactant of polysorbate 80 in a proportion of 0.1% to 10%, preferably of 0.5% to 5% by weight relative to the total weight of said mixture (preferentially of said emulsion),
- surfactant of sorbitan laurate in a proportion of 0.1% to 10%, preferably of 0.3% to 5% by weight relative to the total weight of said mixture (preferably of said emulsion),
- sorbic acid in a proportion of 0.01% to 2%, preferably 0.01% to 1% by weight relative to the total weight of said mixture (preferably of said emulsion), and
- the mixture (preferably the emulsion) according to the invention comprises:
- agent (s) preservative (s) by weight based on the total weight of said mixture
- the mixture (preferably the emulsion) according to the invention makes it possible to eliminate spills of paint, varnish, dye and / or stain on any type of surface.
- the mixture (preferably the emulsion) is compatible with any type of soil or surfaces.
- compatible is meant that it (it) does not cause the degradation of the grounds or surfaces on which it (it) is applied (e).
- the mixture (preferably the emulsion) according to the invention is physically stable, that is to say that after 10 days of storage at 25 ° C., no phase shift is observed and / or the droplets of the mixture (preferentially of the emulsion) have not grown.
- the stability of the mixture (preferably of the emulsion) can be verified using an apparatus which measures the turbidity of the mixture (preferably of the emulsion): the TURBISCAN LAB manufactured by the company Formulaction, under the conditions described below in the section "Measuring the stability of the emulsion".
- the mixture (preferably the emulsion) according to the invention is characterized in that it is stable over time such that after 10 days of storage at 25 ° C:
- the TSI (turbiscan stability index) on the lower part is less than 10,
- the TSI on the central part is less than 5, and
- the invention also relates to the use of the mixture (preferably emulsion) according to the present invention for cleaning spills of paint, varnish, dye and / or stain.
- the present invention also relates to a method for cleaning a fresh paint, varnish, stain and / or colorant stain on a floor or a support comprising the following steps:
- the cleaning method comprises a preliminary step of removing the paint, varnish, stain or dye freshly spilled (e) absorption and / or wiping.
- the soil or the support as defined above is a soil or a leachable support.
- the invention will now be illustrated by the following nonlimiting examples.
- Polysorbate 80 sold under the brand MONTANOX 80 VG DF by Seppic
- Polysorbate 85 marketed under the tradename MONTANOX 85 VG DF by Seppic
- Cremophor® RH 40 marketed by BASF
- the stability of the emulsion is verified using a device that measures the turbidity of the emulsion: TURBISCAN LAB manufactured by the company Formulaction.
- TURBISCAN LAB manufactured by the company Formulaction.
- the transmission and backscattering indices of light through a tube containing the emulsion are measured. These measurements are carried out over a period of 10 days at 25 ° C.
- the emulsion according to the invention consists of oil droplets dispersed in an aqueous phase.
- the droplets agglomerate together.
- the phenomenon of Ost ald maturation, in which the molecules contained in the globules migrate to another droplet causing it to grow, can also be observed.
- the increase in droplet size is the first step of destabilizing the emulsion. It's an irreversible step.
- This phenomenon is characterized by a change in the backscattering index over the entire sample containing the emulsion.
- the emulsion may also destabilize if certain droplets migrate by gravity down the sample (sedimentation phenomenon) or upwards of the sample (creaming phenomenon). This phase shift can be partial or total. It's a reversible phenomenon. Indeed, just a simple stirring to reform the original emulsion.
- This phenomenon is characterized by a modification of the transmission and backscattering indices on the upper and lower parts of the sample without influencing the central part of the sample.
- a creaming phenomenon is observed when the backscattering index increases on the upper part of the sample and decreases on the lower part.
- the TSI Teurbiscan Stability Index calculated on the central part of the sample (between 40% and 60% of the total height of the sample), makes it possible to evaluate the magnification of the droplets. If, during the period of 10 days, the index TSI exceeds the value 5 on the central part of the sample then the phenomenon of enlargement of the droplets is considered too important and the emulsion is considered as being unstable.
- - TSIs calculated on the upper parts (between 80% and 100% of the total height of the sample) and lower (between 0% and 20% of the total height of the sample) of the sample make it possible to evaluate the phase shift of the emulsion. If, during the period of 10 days, one of the two TSI indices exceeds the value 10 on the upper or lower parts of the sample then the phenomenon of phase shift is considered too important and the emulsion is considered to be unstable.
- - Aqueous paints Acrylic paint, under acrylic layer, and universal colorant
- - Solvent paints HydroPliolite® paint, glycerophthalic paint, siloxane paint, and anti-rust paint
- HydroPliolite® paint HydroPliolite® paint, glycerophthalic paint, siloxane paint, and anti-rust paint
- the tested emulsion is "considered effective" if the fresh paint can be removed easily and the surface after cleaning is aesthetically as clean as before the accident. The color due to the paint job must have completely disappeared. The appreciation is done visually. A photograph is taken at the end of steps 1,3 and 5.
- the compatibility of the emulsion tested with different surfaces is evaluated by bringing into contact 10mL of the emulsion tested on said surface. After a waiting time of 15 min, the liquid product is removed by absorption then the state of the surface is evaluated visually and mechanically to determine a possible degradation.
- the tested emulsion is considered to be incompatible with said surface.
- the antimicrobial and antifungal activity of the emulsion tested is determined by a challenge test according to the cosmetic standard NF EN ISO 21149 and NF EN ISO 11930. The antimicrobial and antifungal activity is determined on the following test strains:
- Figure 1 is a comparative table summarizing the photographs taken for the evaluation of the cleaning efficiency of paints for Emulsion No.1:
- FIG. 2 is a comparative table gathering the photographs taken for the evaluation of the compatibility between water, hite spirit, solvapeint, paint cleaner substitute, safer spirit and emulsions 1, emulsions 2 and emulsions 3 of the invention on different floors and painted surfaces.
- Figure 3 is a comparative table of the photographs taken for the evaluation of the cleaning efficiency of paints for Emulsion No.2:
- An emulsion is prepared by mixing 5 g of sorbitan laurate, 7.5 g of Polysorbate 80, 37.5 g of ethyl oleate, 0.5 g of sorbic acid, 0.5 g of potassium sorbate and 949 g of water.
- Emulsion No. 1 has the following properties:
- the emulsion is physically stable in view of the TSI indicators measured after storage for 10 days at 25 ° C.
- No. 1 emulsion cleaned the stain and found the original soil (see Figure 1).
- Emulsion No. 1 is a medium that does not allow the growth and multiplication of microorganisms.
- the challenge test carried out with emulsion No. 1 according to standard NF EN ISO 21149 and standard NF EN ISO 11930 gives satisfactory results after incubation for 28 days, regardless of the strain tested.
- An emulsion is prepared by mixing 17.2 g of Polysorbate 80, 7.8 g of sorbitan laurate, 75 g of ethyl oleate, 0.5 g of sorbic acid, 0.5 g of potassium sorbate and 899 g of water.
- Emulsion No. 2 has the following properties: Stability test:
- the emulsion is physically stable in view of TSI indicators measured after storage for 10 days at 25 ° C.
- emulsion No. 2 cleaned the stain and returned to the original soil (see Figure 3).
- Emulsion No. 3 An emulsion was prepared by mixing 50g of polysorbate 85, 50 g of Cremophor RH 40 ®, 56g of ethyl myristate, 0.5 g of sorbic acid, potassium sorbate 0.5 g, and 899 g of water.
- Emulsion No. 3 has the following properties:
- the emulsion is physically stable in view of the TSI indicators measured after storage for 10 days at 25 ° C.
- the emulsion of the present invention is stable.
- the emulsion of the present invention is compatible with all the tested floors and painted surfaces.
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- Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Paints Or Removers (AREA)
- Detergent Compositions (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
Description
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Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/494,689 US11542400B2 (en) | 2017-03-14 | 2018-03-14 | Emulsion comprising fatty acid ester/surfactant mixture for cleaning spilled paint, varnish, dye and/or surface coating |
AU2018234244A AU2018234244B2 (en) | 2017-03-14 | 2018-03-14 | Liquid mixture for cleaning spilled paint, varnish, dye and/or surface coating |
MX2019010920A MX2019010920A (es) | 2017-03-14 | 2018-03-14 | Mezcla liquida para limpiar pintura, barniz, colorante y/o revestimiento de superficies derramados. |
CN201880026648.2A CN110603313B (zh) | 2017-03-14 | 2018-03-14 | 用于清洁溢出的油漆、清漆、染料和/或表面涂层的液体混合物 |
CA3056016A CA3056016A1 (fr) | 2017-03-14 | 2018-03-14 | Melange liquide pour nettoyer les deversements de peinture, vernis, colorant et/ou lasure |
BR112019019011-2A BR112019019011B1 (pt) | 2017-03-14 | 2018-03-14 | Mistura líquida para limpeza de derramamentos de tinta, verniz,corante e / ou revestimento de superfície, uso da mistura e processo para limpeza de uma mancha fresca feita com tinta, verniz, macnha de madeira ou corante em um piso ou suporte |
EP18714312.8A EP3596193A1 (fr) | 2017-03-14 | 2018-03-14 | Melange liquide pour nettoyer les déversements de peinture, vernis, colorant et/ou lasure |
NZ757206A NZ757206A (en) | 2017-03-14 | 2018-03-14 | Liquid mixture for cleaning spilled paint, varnish, dye and/or surface coating |
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FR1752081 | 2017-03-14 | ||
FR1752081A FR3064002B1 (fr) | 2017-03-14 | 2017-03-14 | Melange liquide pour nettoyer les deversements de peinture, vernis, colorant et/ou lasure |
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WO2018167428A1 true WO2018167428A1 (fr) | 2018-09-20 |
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PCT/FR2018/050611 WO2018167428A1 (fr) | 2017-03-14 | 2018-03-14 | Melange liquide pour nettoyer les déversements de peinture, vernis, colorant et/ou lasure |
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US (1) | US11542400B2 (fr) |
EP (1) | EP3596193A1 (fr) |
CN (1) | CN110603313B (fr) |
AU (1) | AU2018234244B2 (fr) |
CA (1) | CA3056016A1 (fr) |
CL (1) | CL2019002595A1 (fr) |
FR (1) | FR3064002B1 (fr) |
MX (1) | MX2019010920A (fr) |
NZ (1) | NZ757206A (fr) |
WO (1) | WO2018167428A1 (fr) |
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CN115452969B (zh) * | 2022-08-05 | 2024-02-27 | 江西中医药大学 | 一种青黛质量的鉴别方法 |
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Also Published As
Publication number | Publication date |
---|---|
US20200010700A1 (en) | 2020-01-09 |
CL2019002595A1 (es) | 2019-12-27 |
AU2018234244A1 (en) | 2019-10-03 |
FR3064002B1 (fr) | 2021-07-02 |
AU2018234244B2 (en) | 2023-07-13 |
EP3596193A1 (fr) | 2020-01-22 |
BR112019019011A2 (pt) | 2020-04-07 |
NZ757206A (en) | 2022-07-29 |
FR3064002A1 (fr) | 2018-09-21 |
US11542400B2 (en) | 2023-01-03 |
CN110603313B (zh) | 2021-12-10 |
CA3056016A1 (fr) | 2018-09-20 |
CN110603313A (zh) | 2019-12-20 |
MX2019010920A (es) | 2019-11-08 |
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