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
  • C11D1/04—Carboxylic acids or salts thereof
  • C11D1/06—Ether- or thioether 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
  • C11D3/20—Organic compounds containing oxygen
  • C11D3/2068—Ethers
• • 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
  • C11D3/43—Solvents

Definitions

• the subject of this application is a hard surface cleaner, especially glass, which contains at least one glycolipid biosurfactant and at least one solvent.
• Ethylene glycol be used in combination with N-alkylpyrrolidones as a solvent
• organic ethers such as ethylene glycol n-hexyl ether
• anti-stripe alcohols such as propylene glycol, glycerol or hexanol as the solvent.
• the choice of the surfactant used is crucial for the absence of stripes and the low residue of a cleaning agent.
• surfactants which tend to form crystalline or liquid-crystalline phases such as long-chain alkyl sulfates, are less suitable than those leaving amorphous residues, for example, alkyl polyglycosides, since amorphous residues can be better mechanically polished with the aid of wipes.
• the use of low-salt surfactants makes sense, as the salt load can increase the formation of residues.
• the surfactants are also needed to effect good wetting, cleaning and foaming. Frequently, mixtures of two or more surfactant types are therefore hitherto used, but they can not satisfactorily solve the problem of residue formation.
• glycolipids of microbial origin for example sophorolipids, rhamnolipids, glucoselipids, cellobioselipids or trehaloselipids
• sophorolipids for example sophorolipids, rhamnolipids, glucoselipids, cellobioselipids or trehaloselipids
• glucoselipids for example with sophorolipids, rhamnolipids, glucoselipids, cellobioselipids or trehaloselipids
• solvents for example with alkylene glycol ethers or so-called anti-stripe alcohols (alcohols with minimal tendency to form stripes).
• the subject of this invention is therefore a hard surface cleaner, especially glass, containing at least one glycolipid biosurfactant and at least one solvent, wherein the at least one solvent comprises ethylene glycol n-hexyl ether.
• fatty acids or fatty alcohols or their derivatives - unless otherwise stated - representative of branched or unbranched carboxylic acids or alcohols or their derivatives having preferably 6 to 22 carbon atoms.
• the former are particularly preferred because of their vegetable base as based on renewable raw materials for ecological reasons.
• alkaline earth metals are referred to below as counterions for monovalent anions, this means that the alkaline earth metal is present only in half - as sufficient to charge balance - amount of substance as the anion.
• the INCI names are the " International Cosmetic Ingredient Dictionary and Handbook, Seventh Edition (1997 issued by The Cosmetic, Toiletry and Fragrance Association (CTFA), 1101, 17 th Street NW, Suite 300, Washington, DC, 20036, USA, and more than 9,000 INCI names and references to more than 37,000 Includes trade names and technical names including associated distributors from over 31 countries
• the International Cosmetic Ingredient Dictionary and Handbook assigns one or more chemical classes to the ingredients, such as “Polymeric Ethers”, and one or more functions, for example “Surfactants - Cleansing Agents", to which it will be further explained, and where appropriate also referred to below.
• the indication CAS means that the following sequence of numbers is a name of the Chemical Abstracts Service.
• Glycolipids in the narrower sense are compounds in which one or more monosaccharide units are glycosidically linked to a lipid moiety. They belong to the biosurfactants, which are surfactants of microbial origin, which can be produced on the basis of vegetable oil or sugar substrates.
• sophorolipids are produced by fermentation using yeasts such as Candida bombicola (also known as Torulopsis bombicola ), Yarrowia lipolytica, Candida apicola ( Torulopsis apicola ) and Candida bogoriensis , growing them on sugars, hydrocarbons, vegetable oils or mixtures thereof.
• sophorolipid available from Soliance under the trade name Sopholiance S is obtained, for example, by fermentation of Candida bombicola on rapeseed oil methyl ester and glucose.
• rhamnolipids are obtained from bacteria of the genus Pseudomonas, in particular from Pseudomonas aeruginosa, preferably when grown on hydrophobic substrates such as n-alkanes or vegetable oils.
• Other glycolipids such as glucoselipids, cellobioselipids or trehaloselipids, are produced by other microorganisms on different substrates.
• the agent according to the invention preferably contains a glycolipid biosurfactant selected from the group comprising sophorolipids, rhamnolipids, glucoselipids, cellobioselipids, trehaloselipids and mixtures thereof, particularly preferably sophorolipids, and / or rhamnolipids.
• a preferred sophorolipid is Sopholiance S (ex Soliance).
• Glycolipids are preferably used in amounts of 0.0002 to 8 wt .-%, preferably 0.01 to 5 wt .-%, particularly preferably 0.02 to 1 wt .-%.
• composition of the invention further contains at least one solvent, wherein the solvent comprises ethylene glycol n-hexyl ether.
• the inventive composition may contain further water-miscible solvents, preferably selected from the group comprising methanol, ethanol, propanol, isopropanol, ethylene glycol, butyl glycol, ethylene glycol propyl ether and mixtures thereof. Most preferred are ethanol and isopropanol.
• composition according to the invention preferably contains solvents in amounts of up to 10% by weight, more preferably 0.1 to 8% by weight.
• the agent according to the invention may contain other surfactants, in particular from the classes of anionic and nonionic surfactants.
• Suitable anionic surfactants are preferably C 8 -C 18 -alkylbenzenesulfonates, in particular having about 12 C atoms in the alkyl moiety, C 8 -C 20 -alkanesulfonates, C 8 -C 18 -monoalkyl sulfates (fatty alcohol sulfates), C 8 -C 18 -alkyl polyglycol ether sulfates with 2 to 6 ethylene oxide units (EO) in the ether portion and sulfosuccinic mono- and di-C 8 -C 18 alkyl esters.
• C 8 -C 18 -alkylbenzenesulfonates in particular having about 12 C atoms in the alkyl moiety
• C 8 -C 20 -alkanesulfonates C 8 -C 18 -monoalkyl sulfates (fatty alcohol sulfates)
• C 8 -C 18 - ⁇ -olefinsulfonates sulfonated C 8 -C 18 -fatty acids, in particular dodecylbenzenesulfonate, C 8 -C 22 -Carbonklareamidethersulfate, C 8 -C 18 -Alkylpolyglykolethercarboxylate, C 8 -C 18 -N-Acyltauride , N-Acylaminoklarederivate as N-acyl aspartates or N-acyl glutamates, C 8 -C 18 -N sarcosinates and C 8 -C 18 -Alkylisethionate or mixtures thereof.
• the anionic surfactants are preferably used as sodium salts, but may also be present as other alkali or alkaline earth metal salts, for example magnesium salts, and in the form of ammonium or mono-, di-, tri- or tetraalkylammonium salts, in the case of the sulfonates also in the form their corresponding acid, eg Dodecylbenzenesulfonic.
• surfactants examples include sodium cocoalkyl sulfate, sodium sec-alkanesulfonate having about 15 carbon atoms and sodium dioctylsulfosuccinate.
• Sodium fatty alkyl sulfates and fatty alkyl + 2EO ether sulfates having 12 to 14 C atoms have proven to be particularly suitable.
• C 8 -C 18 -alcohol polyglycol ethers ie ethoxylated and / or propoxylated alcohols having 8 to 18 C atoms in the alkyl moiety and 2 to 15 ethylene oxide (EO) and / or propylene oxide units (PO), C 8 - are especially nonionic surfactants.
• C 18 -carboxylic acid polyglycol esters having 2 to 15 EO, for example tallow fatty acid + 6-EO esters, ethoxylated fatty acid amides having 12 to 18 C atoms in the fatty acid part and 2 to 8 EO, long-chain amine oxides having 14 to 20 C atoms and long-chain alkylpolyglycosides to mention with 8 to 14 carbon atoms in the alkyl moiety and 1 to 3 glycoside units.
• surfactants examples include oleyl-cetyl-alcohol with 5 EO, nonylphenol with 10 EO, lauric acid diethanolamide, Kokosalkyldimethylaminoxid and Kokosalkylpolyglucosid with an average of 1.4 glucose units.
• Particular preference is given to using fatty alcohol polyglycol ethers having in particular 2 to 8 EO, for example C 12-14 -fatty alcohol + 4-EO ether, amine oxides and C 8-10 -alkylpolyglucosides having 1 to 2 glycoside units.
• the agent according to the invention may also contain cationic surfactants and / or amphoteric surfactants.
• Suitable amphoteric surfactants are, for example, betaines of the formula (R iii ) (R iv ) (R v ) N + CH 2 COO - , in which R iii is an alkyl radical optionally interrupted by hetero atoms or heteroatom groups having 8 to 25, preferably 10 to 21 carbon atoms and R iv and R v are identical or different alkyl radicals having 1 to 3 carbon atoms, in particular C 10 -C 18 -alkyl-dimethylcarboxymethylbetain and C 11 -C 17 -alkylamidopropyl-dimethylcarboxymethylbetain.
• Suitable cationic surfactants include the quaternary ammonium compounds of the formula (R vi ) (R vii ) (R viii ) (R ix ) N + X - , in which R vi to R ix are four identical or different, in particular two long and two short-chain, alkyl radicals and X - are an anion, in particular a halide ion, for example, didecyl-dimethyl-ammonium chloride, alkyl-benzyl-didecyl-ammonium chloride and mixtures thereof.
• composition of the invention contains further surfactants, preferably in amounts of up to 5 wt .-%, preferably 0.01 to 2 wt .-%.
• the pH of the composition according to the invention can be adjusted by means of customary pH regulators, a range from 5.5 to 8.5, preferably 6 to 8, in particular 7.0, being preferred.
• the pH-adjusting agents are acids and / or alkalis. Suitable acids are in particular organic acids such as acetic acid, citric acid, glycolic acid, lactic acid, succinic acid, adipic acid, malic acid, tartaric acid and gluconic acid or amidosulfonic acid. In addition, however, it is also possible to use the mineral acids hydrochloric acid, sulfuric acid and nitric acid or mixtures thereof.
• Preferred bases are selected from the group of alkali and alkaline earth metal hydroxides and carbonates, in particular the alkali metal hydroxides, of which potassium hydroxide and especially sodium hydroxide is particularly preferred.
• the agent according to the invention may contain volatile alkali.
• ammonia and / or alkanolamines which may contain up to 9 C atoms in the molecule, are used.
• alkanolamines the ethanolamines are preferred and of these in turn the monoethanolamine.
• the cleaning agent therefore contains one or more antimicrobial agents, preferably in an amount of 0.01 to 1% by weight, preferably 0.02 to 0.8 wt .-%, in particular 0.05 to 0.5 wt .-%, particularly preferably 0.1 to 0.3 wt .-%, most preferably 0.2 wt .-%.
• disinfection, sanitation, antimicrobial action and antimicrobial agent have the usual meaning in the context of the teaching of the invention, for example by KH Wallophußer in "Practice of Sterilization, Disinfection, Preservation, Germination Identification, Plant Hygiene” (5th edition - Stuttgart, New York: Thieme, 1995 ) is reproduced.
• disinfection in the narrower sense of the medical practice means the killing of - in theory all - infectious germs
• sanitation is to be understood as the greatest possible elimination of all - including the saprophytic - normally harmless to humans saprophytic - germs.
• the extent of disinfection or sanitation depends on the antimicrobial effect of the applied agent, which decreases with decreasing content of antimicrobial agent or increasing dilution of the agent for use.
• antimicrobial agents from the groups of alcohols, aldehydes, antimicrobial acids or their salts, carboxylic esters, acid amides, phenols, phenol derivatives, diphenyls, diphenylalkanes, urea derivatives, oxygen, nitrogen acetals and formals, benzamidines, isothiazoles and their derivatives are suitable according to the invention
• Derivatives such as isothiazolines and isothiazolinones, phthalimide derivatives, pyridine derivatives, antimicrobial surface active compounds, guanidines, antimicrobial amphoteric compounds, quinolines, 1,2-dibromo-2,4-dicyanobutane, iodo-2-propynyl-butyl-carbamate, iodine, iodophores and peroxides.
• Preferred antimicrobial agents are preferably selected from the group comprising ethanol, n-propanol, i-propanol, 1,3-butanediol, phenoxyethanol, 1,2-propylene glycol, glycerol, undecylenic acid, citric acid, lactic acid, benzoic acid, salicylic acid, thymol, 2- Benzyl 4-chlorophenol, 2,2'-methylenebis (6-bromo-4-chlorophenol), 2,4,4'-trichloro-2'-hydroxydiphenyl ether, N- (4-chlorophenyl) -N- ( 3,4-dichlorophenyl) urea, N, N '- (1,10-decanediyldi-1-pyridinyl-4-ylidene) bis (1-octanamine) dihydrochloride, N, N'-bis (4- Chlorophenyl) -3,12-diimino-2,4,11,13
• Preferred antimicrobial surface active quaternary compounds contain an ammonium, sulfonium, phosphonium, iodonium or arsonium group, as for example KH Wallrobußer in "Practice of Sterilization, Disinfection, Preservation, Germ Identification, Occupational Hygiene” (5th edition - Stuttgart, New York: Thieme, 1995 ) describes.
• antimicrobially effective essential oils can be used, which at the same time provide for a scenting of the cleaning agent.
• particularly preferred antimicrobial agents are selected from the group comprising salicylic acid, quaternary surfactants, in particular benzalkonium chloride, peroxo compounds, in particular hydrogen peroxide, alkali metal hypochlorite and mixtures thereof
• Preservatives may also be included in compositions of the invention. As such, essentially the substances mentioned in the antimicrobial agents can be used.
• compositions according to the invention can also contain solubilizers, so-called hydrotropes.
• solubilizers so-called hydrotropes.
• INCI chelating agents also called sequestrants, are ingredients that are capable of complexing and inactivating metal ions to prevent their detrimental effects on the stability or appearance of the agents, such as clouding. On the one hand, it is important to complex the incompatible with numerous ingredients calcium and magnesium ions of water hardness. On the other hand, the complexation of the ions of heavy metals such as iron or copper delays the oxidative decomposition of the finished agents. In addition, the complexing agents support the cleaning effect.
• Suitable examples are the following according to INCI called complexing agents: aminotrimethylene, phosphonic acid, beta-alanines diacetic acid, calcium disodium EDTA, citric acid, cyclodextrin, cyclohexanediamines tetraacetic acid, diammonium citrates, diammonium EDTA, diethylenetriamines pentamethylene phosphonic acid, dipotassium EDTA, disodium azacycloheptanes diphosphonates , Disodium EDTA, Disodium Pyrophosphate, EDTA, Etidronic Acid, Galactic Acid, Gluconic Acid, Glucuronic Acid, HEDTA, Hydroxypropyl Cyclodextrin, Methyl Cyclodextrin, Pentapotassium Triphosphate, Pentasodium Aminotrimethylene Phosphonate, Pentasodium Ethylenediamine Tetramethylene Phosphonate, Pentasodium Pentetate, Pen
• the agent may also contain enzymes, preferably proteases, lipases, amylases, hydrolases and / or cellulases. They can be added to the composition according to the invention in any form established according to the prior art. In the case of liquid or gel-containing compositions, these include, in particular, solutions of the enzymes, advantageously as concentrated as possible, sparing in water and / or added with stabilizers.
• enzymes preferably proteases, lipases, amylases, hydrolases and / or cellulases.
• the enzymes may be encapsulated, for example, by spray-drying or extruding the enzyme solution together with a preferably natural polymer or in the form of capsules, for example those in which the enzymes are entrapped as in a solidified gel or in core-shell type in which an enzyme-containing core is coated with a water, air and / or chemical impermeable protective layer.
• a preferably natural polymer or in the form of capsules for example those in which the enzymes are entrapped as in a solidified gel or in core-shell type in which an enzyme-containing core is coated with a water, air and / or chemical impermeable protective layer.
• further active ingredients for example stabilizers, emulsifiers, pigments, bleaches or dyes, may additionally be applied.
• Such capsules are applied by methods known per se, for example by shaking or rolling granulation or in fluid-bed processes.
• enzyme stabilizers may be present in enzyme-containing agents in order to protect an enzyme contained in an agent according to the invention from damage such as, for example, inactivation, denaturation or decomposition, for example by physical influences, oxidation or proteolytic cleavage.
• Suitable enzyme stabilizers are in particular: benzamidine hydrochloride, borax, boric acids, boronic acids or their salts or esters, especially derivatives with aromatic groups, for example substituted phenylboronic acids or their salts or esters; Peptide aldehydes (oligopeptides with reduced C-terminus), amino alcohols such as mono-, di-, triethanol- and -propanolamine and mixtures thereof, aliphatic carboxylic acids up to C 12 , such as succinic acid, other dicarboxylic acids or salts of said acids; end-capped fatty acid amide alkoxylates; lower aliphatic alcohols and especially polyols, for example glycerol, ethylene glycol, propylene glycol or sorbitol; and reducing agents and antioxidants such as sodium sulfite and reducing sugars.
• benzamidine hydrochloride borax, boric acids, boronic acids or their salts or esters, especially derivatives with
• stabilizers for example the combination of polyols, boric acid and / or borax, the combination of boric acid or borate, reducing salts and succinic acid or other dicarboxylic acids or the combination of boric acid or borate with polyols or polyamino compounds and with reducing salts.
• the agent according to the invention preferably has a viscosity of 0.4 to 400 mPa ⁇ s.
• the agent may contain viscosity regulators.
• the amount of viscosity regulator is usually up to 0.5 wt .-%, preferably 0.001 to 0.3 wt .-%, in particular 0.01 to 0.2 wt .-%, most preferably 0.05 to 0.15 wt .-%.
• Suitable viscosity regulators are, for example, organic natural thickeners (agar-agar, carrageenan, xanthan, tragacanth, gum arabic, alginates, pectins, polyoses, guar flour, locust bean gum, starch, dextrins, gelatin, casein), organic modified natural products (carboxymethylcellulose and other cellulose ethers, hydroxyethyl - and -propylcellulose and the like, core flour ethers), organic fully synthetic thickeners (polyacrylic and polymethacrylic compounds, vinyl polymers, polycarboxylic acids, polyethers, polyimines, polyamides) and inorganic thickeners (polysilicic acids, phyllosilicates, clay minerals such as montmorillonites, zeolites, silicas).
• organic natural thickeners agar-agar, carrageenan, xanthan, tragacanth, gum arabic, alginates, pectins,
• composition according to the invention may comprise all scents and dyes customary in detergents and cleaners.
• the agent according to the invention should be applied in the form of a foam to the surface to be cleaned.
• a manually activated spray dispenser in particular selected from the group comprising aerosol spray dispensers, pressure-building spray dispensers, pump spray dispensers and trigger spray dispensers, in particular pump spray dispensers and trigger spray dispensers with a container made of polyethylene, polypropylene or polyethylene terephthalate.
• trigger bottles are offered for example by the company Afa-Polytec.
• the spray head is preferably equipped with a foam nozzle.
• pump foam dispensers such as those offered by the company Airspray or the Daiwa Can Company, are also suitable.
• the agent can also be filled with the addition of a suitable propellant (eg n-butane, a propane / butane mixture, carbon dioxide, nitrogen or a CO 2 / N 2 mixture) in a corresponding aerosol spray bottle.
• a suitable propellant eg n-butane, a propane / butane mixture, carbon dioxide, nitrogen or a CO 2 / N 2 mixture
• such a spray dispenser is less preferred.
• a further subject of the invention is accordingly a product of an aqueous cleaning agent according to the invention and a spray dispenser, in particular of an inventive aqueous cleaning agent and a trigger bottle with foam nozzle or a pump foam dispenser.
• the agents according to the invention are preferably used for cleaning hard surfaces.
• Hard surfaces in the sense of this application are windows, mirrors and more Glass surfaces, surfaces of ceramic, plastic, stone, metal or even wood and lacquered wood, which are found in household and commercial, such as bathroom ceramics, kitchen surfaces or floors. Above all with glossy surfaces and glass, a residue-free removal of the cleaning agent with simultaneously good cleaning performance is highly desirable.
• a third subject of the invention is therefore the use of an aqueous cleaning agent according to the invention or of a product according to the invention for cleaning hard surfaces, in particular glass.
• the inventive aqueous cleaning agent is applied with a spray dispenser (trigger bottle) with foam nozzle or a pump foam dispenser on the surface to be cleaned and the foam, optionally After a contact time of up to 5 minutes, rub with a sponge, cloth, leather or another utensil usually used for cleaning purposes on the surface.
• the foam decomposes and is taken up together with the dissolved dirt, so that no appreciable residue remains on the cleaned surface. If a residue nevertheless remains, this forms an amorphous film which can be mechanically polished with the aid of a cleaning cloth.
• Inventive detergent formulations E1, E3 and E4 and comparative formulations V1 to V4 were prepared and compared with respect to their wetting behavior, the residue behavior and the banding.
• the compositions are shown in the following two tables. The quantities are in wt .-%, based on the active ingredient. E2 and E4 did not fall under the claims.
• the wetting was tested by determining the contact angle using a Krüss DAS contact angle tensiometer.
• the residue behavior was determined by evaporating 2 ml of the respective solution on a watch glass.
• 2 ml of the respective cleaning solution was applied to a pre-cleaned mirror surface, spread with a lint-free tissue cloth (20 ⁇ 20 cm) by wiping and allowed to dry.
• the evaluation of both the residue behavior and the banding was done visually compared to tap water 16 ° dH as standard, with grades from 1 (very good) to 6 (inadequate) were awarded and the standard was rated with a grade of 5. In order to test all three parameters, five tests each were made and the mean value was formed in each case.

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• Life Sciences & Earth Sciences (AREA)
• Engineering & Computer Science (AREA)
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• Oil, Petroleum & Natural Gas (AREA)
• Wood Science & Technology (AREA)
• Organic Chemistry (AREA)
• Health & Medical Sciences (AREA)
• Emergency Medicine (AREA)
• Molecular Biology (AREA)
• Detergent Compositions (AREA)

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• 2009
  • 2009-10-29 DE DE102009046169A patent/DE102009046169A1/de not_active Withdrawn
• 2010
  • 2010-10-21 WO PCT/EP2010/065897 patent/WO2011051161A1/de not_active Ceased
  • 2010-10-21 ES ES10771712.6T patent/ES2534064T3/es active Active
  • 2010-10-21 EP EP10771712.6A patent/EP2494017B1/de active Active
  • 2010-10-21 PL PL10771712T patent/PL2494017T3/pl unknown

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