EP1713896B1 - Micro-emulsions - Google Patents

Micro-emulsions Download PDF

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Publication number
EP1713896B1
EP1713896B1 EP05701327A EP05701327A EP1713896B1 EP 1713896 B1 EP1713896 B1 EP 1713896B1 EP 05701327 A EP05701327 A EP 05701327A EP 05701327 A EP05701327 A EP 05701327A EP 1713896 B1 EP1713896 B1 EP 1713896B1
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Prior art keywords
weight
advantageously
skin
less
micro
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EP1713896A1 (fr
EP1713896B2 (fr
Inventor
Wilfried Rähse
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Henkel AG and Co KGaA
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Henkel AG and Co KGaA
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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
    • 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
    • C11D17/0021—Aqueous microemulsions
    • 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
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/001—Softening compositions
    • C11D3/0015—Softening compositions liquid

Definitions

  • the invention relates to the use of special microemulsions containing natural oil (s) and a specific emulsifier system for textile treatment in the rinse cycle of an automatic washing machine, wherein the microemulsion from the dispensing compartment of a commercial automatic washing machine is flushed into the washroom. Furthermore, the invention relates to a special textile aftertreatment agent whose droplet size d 50 is less than 500 nm, and which comprises certain components.
  • Conventional textile treatment agents are essentially geared to the cleaning and care of textiles. In addition to the cleaning of textiles, it is mainly about improving the feel of textiles, softening them, smoothing them, preventing electrostatic charging of textiles, increasing the gloss and color brilliance of textiles, and textiles with the longest possible fragrance
  • conventional textile treatment agents can also aid in ironing work, provide less fiber abrasion and improved color retention despite frequent fabric laundering. As can be seen, the focus of conventional textile treatment agents is almost exclusively on the textile. However, fabric treatment agents may also satisfy other consumer needs.
  • the European patent publication EP 0 789 070 B1 the use of a fabric softening composition containing a benefit substance to the skin for delivering said substance to the skin and for conferring sensory and / or cosmetic benefits to the skin when textiles treated with the composition come into contact with the skin, wherein the fabric softening composition comprises 4 to 32 weight percent of a water-insoluble fabric softening quaternary ammonium compound having two C 12-26 alkyl or alkenyl groups attached to the N atom via one or more ester bonds.
  • a fabric softening composition containing a substance conferring an advantage on the skin for delivering this substance to the skin and for conferring sensory and / or cosmetic benefits to the skin when textiles treated with the composition come into contact with the skin wherein the skin benefit agent is a silicone is disclosed in the same document.
  • two corresponding agents are disclosed, each containing 4% by weight of a diesterquat and 1% by weight of a benefit skin silicone.
  • textile garments as such or on these remaining residues that z. B. remain after a cleaning process in the textile structures, can be harmful to the skin.
  • the prior art also includes the document WO 01/04254 A1 , This concerns an aqueous textile conditioning agent in the form of a microemulsion comprising one or more oils, one or more solvents and one or more cationic surfactants.
  • a aqueous textile conditioning agent in the form of a microemulsion comprising one or more oils, one or more solvents and one or more cationic surfactants.
  • the microemulsions mentioned there have only 0.5 to 35 wt .-% of water.
  • a nitrogen-free softener composition consisting essentially of an anionic microemulsion comprising (i) 2 to 40% by weight of a hydrophobic, generally liquid, long chain hydrocarbon, said long chain hydrocarbon being a fatty acid ester of a polyol and (ii) 2 to 30% of an anionic surfactant.
  • anionic surfactant namely in particular magnesium paraffin sulfonate (MgPS) as a lipophilic surfactant.
  • the publication WO 00/66703 A1 describes a liquid composition comprising 15 to 95% by weight of lipophilic perfume, 0.05 to 5% by weight of dye, 4 to 50% by weight of a stabilizing agent comprising a cationic stabilizing agent and a water miscible solvent.
  • a stabilizing agent comprising a cationic stabilizing agent and a water miscible solvent.
  • the composition contains only 0.1 to 20 wt .-% water.
  • microemulsions which contain (a) certain cationic surfactants, (b) very specific solvation or coupling agents and blends thereof, and (c) an oil.
  • the very specific "solvatropic or coupling agents" are a clear distinguishing feature of the present invention.
  • the object of the present invention was to provide the consumer with an alternative method of textile treatment.
  • the microemulsion is characterized in particular in that it has a droplet size d 50 of less than 500 nm.
  • the oils preferably have skin-protecting and / or skin-care and / or skin-healing properties.
  • the DE 37 16 526 C2 a stable oil-in-water microemulsion, which consists of 1 to 10 wt .-% of water-soluble anionic surfactant or 2 to 20 wt .-% of a mixture of water-soluble anionic and water-soluble nonionic surfactant, and from 2 to 10 wt .-% of a Cosurfactants selected from the group of polypropylene glycol ethers, monoalkyl ethers and certain esters of ethylene glycol or propylene glycol, aliphatic mono- and dicarboxylic acids having 3 to 6 carbon atoms in the molecule, C 9 - to C 15 - Alkyletherpolyethenoxycarbonklaren, and mono-, di- and triethyl, further from From 0.4 to 10% by weight of non-water soluble fragrant perfume containing 0 to 80% by weight of terpenes, and water, optionally with inorganic or organic polyvalent metal salt but no builder or solubilizing
  • concentrated oil-in-water microemulsions comprising from 10 to 35% by weight of water-soluble anionic surfactant or from 18 to 65% by weight of a mixture of water-soluble anionic and water-soluble nonionic surfactant and from 2 to 30 %
  • a cosurfactant selected from the group of polypropylene glycol ethers, monoalkyl ethers and certain esters of ethylene glycol or propylene glycol, aliphatic mono- and dicarboxylic acids having 3 to 6 carbon atoms in the molecule, C 9 to C 15 alkyl ether polyethenoxycarboxylic acids, and mono-, di-, and triethyl phosphate, further comprising from 10 to 50% by weight of non-water soluble fragrant perfume containing 0 to 80% by weight of terpenes, and water, optionally with inorganic or organic polyvalent metal salt but no builder or solubilizer is.
  • the in the DE 37 16 526 C2 described microemuls selected from the group
  • the object of the present invention is the use of a microemulsion for textile treatment in the rinse of an automatic washing machine as specified in claim 1.
  • This item has several advantages.
  • a very important advantage is that the alternative possibility of textile treatment offered to the consumer with the object of the invention is easily carried out in an automatic washing machine, since the use of the microemulsion is characterized, inter alia, by the fact that the microemulsion excels very well from the dispensing chamber commercially available automatic washing machine can be flushed into the laundry room.
  • the dispersibility of the microemulsion is very good even in cold water.
  • Another advantage of the invention is that the use of the microemulsion according to the invention has a dual benefit for the consumer.
  • the microemulsion acts as a common textile treatment agent. z. Example, characterized in that the laundry thus treated in the washing machine is given a softer grip.
  • the microemulsion also benefits the human skin by virtue of the fact that the textiles treated with the microemulsion are beneficial for the health of the skin in terms of skin health insofar as, for example, the risk of skin irritation results of the contact skin / treated textile is not additionally increased, but rather diminished, or so that already irritated or irritated or sensitized skin is not further damaged by the contact with the treated textile, but rather calmed.
  • the oil (s) contained in the microemulsion preferably at least partially pass over to the textile fibers when used in the washing machine and at least partially from the textile to the oils on contact of the treated textile fibers with human skin Soak the skin, so that the treated textile as a temporary host for the oils occurs.
  • Supplying the skin with oil via this intermediate host is advantageous for the skin in the abovementioned manner, since the oil preferably has skin-protecting and / or skin-care and / or skin-healing properties.
  • the skin can be provided at least a cosmetic or sensory benefit or benefit beyond.
  • the oil is advantageously not completely, but only partly to the skin.
  • the partial retention of the skin-healing and / or skin-protecting substance in the inventive sense on the textile fiber can be estimated as advantageous for two reasons:
  • emulsifiers are considered to be lipophilic essentially when they are advantageously predominantly soluble or miscible in C 12 -C 20 triglycerides. Lipophilicity can result, for example, when the emulsifiers have, for example, hydrocarbon radicals having 6 to 22 carbon atoms or contain aryl radicals, for example, to give illustrative but non-limiting examples. Lipophilic emulsifiers are essentially of a slightly polar, rather non-polar character. Lipophilic emulsifiers for the purposes of this invention are lipophilic, cationic emulsifiers.
  • emulsifiers in the sense of this application are essentially hydrophilic if they are advantageously predominantly soluble in water or miscible with it.
  • Hydrophilic emulsifiers have essentially a polar character. Hydrophilicity may result, for example, when the emulsifier contains, for example, hydroxy group (s), ester group (s), ether group (s) or glycerine group (s), to give illustrative but non-limiting examples.
  • the terms skin care, skin protection and skin healing are to be distinguished.
  • the skin care essentially achieves a cosmetic benefit in terms of sensory needs z. Softness or gloss of the skin under normal conditions.
  • skin protection is understood to mean everything that is necessary to maintain the normal performance of the skin in terms of its functions under specific stressful situations and goes beyond its own protective mechanisms. This concept also differs significantly from the skin care, because the skin care achieved only a cosmetic benefit in terms of sensory needs z. Softness or gloss under normal conditions.
  • the skin protection supports the skin with additional agents that help the skin, for example, even in adverse conditions, to fulfill their multifaceted functions. Such adverse conditions can z. As friction, cold, heat, UV radiation, aggressive ambient fluids, contact with skin-irritating materials.
  • a skin-protecting active substance has at the same time also a skin-caring function at the same time.
  • Healthy human skin is characterized by the fact that it provides sufficient protection against microorganisms, germs and pathogens by means of their intact acid mantle that their buffering capacity and their alkali neutralizing power is sufficient to repel damaging influences of surrounding fluids, that there is a high degree of freedom from redness and that there is freedom from skin damage such as cuts, abrasions and burns, irritation, inflammation and allergies, and neither cracked nor dried out is.
  • healthy skin is characterized by the fact that it takes on a depot function for fat, water and blood and an important role in the metabolism.
  • Skin healing in the context of the present invention is now all that helps the skin to return to its original state. It is also all skin-healing, which stimulates, trains, supports and promotes the self-regulation of the skin, so that it is able to fulfill their functions, in that it returns to the natural state of equilibrium.
  • skin healing in the context of this invention is understood to mean all the influences which lead to at least alleviate, if not heal, obvious skin diseases such as eczema, rashes, redness, itching, swelling, blistering, oozing, crusting in various forms ,
  • skin-healing active substance has at the same time also a skin-protecting and skin-caring function at the same time.
  • the good flushability of the microemulsion within the context of the use according to the invention is a significant advantage of the subject of the invention.
  • the flushability of the microemulsion and its dispersibility even in cold water are especially good, if certain maximum values for the droplet size are not exceeded and certain minimum values are not exceeded.
  • such microemulsions are also particularly stable.
  • Microemulsions with a droplet size d 50 not greater than 400 nm, preferably not greater than 300 nm, advantageously not greater than 250 nm, in a further advantageous manner not greater than 200 nm, more preferably not greater than 150 nm, in particular a value not exceeding 100 nm are therefore particularly preferred, and accordingly, the use of these preferred microemulsions is a particularly advantageous embodiment of the invention.
  • Microemulsions having a droplet size d 50 not smaller than 10 nm, preferably not smaller than 25 nm, advantageously not smaller than 40 nm, especially not lower than 60 nm, are therefore particularly preferred, and accordingly, the use of these preferred microemulsions is a particular one advantageous embodiment of the invention.
  • microemulsion according to the invention which contains cationic polymer, preferably in amounts of less than 10 wt .-%, advantageously less than 5 wt .-%, more preferably in amounts of less than 3 wt .-%, in still more preferably in amounts of less than 1 wt .-%, but in particular in amounts of less than 0.5 wt .-%, wherein preferably a lower limit of 0.05 wt .-%, advantageously of 0.1 wt is not exceeded provides also a preferred embodiment of the invention.
  • cationic polymers are able to further contribute to the stability of the microemulsion and at the same time they serve the treated textile and the skin in that they can be applied as thin films in the textile treatment on the textile fibers.
  • the visual impression of the textile can be upgraded, in that it appears silky shiny and the textile is protected by the film from harmful environmental influences.
  • the cationic polymers can be released at least partially to the skin even when the treated textile contacts the skin, so that the skin is in turn directly protected by a cationic polymer film.
  • Particularly advantageous cationic polymers in the context of the invention are polymeric quaternary ammonium compounds, preferably selected from copolymers of quaternized vinylimidazole and vinylpyrrolidone, copolymers of vinylcaprolactam, vinylpyrrolidone and quaternized vinylimidazole and / or quaternized copolymers of vinylpyrrolidone and dimethylaminoethyl methacrylates.
  • a particularly preferred polymer is the 3-methylvinylimidazoline chloride-vinylpyrrolidone copolymer, available as Luviquat® Excellence from BASF AG.
  • an important advantage of the subject invention is that, as a result of the use according to the invention, a textile treated with a corresponding microemulsion is beneficial to the health of the skin. It is therefore advantageous if the microemulsions to be used according to the invention have further ingredients which are beneficial for the well-being of the skin.
  • Urea and / or its derivatives promote the health of the skin, as they can be antimicrobial, water-binding, quenching itching, dandruff, skin-smoothing and can inhibit excessive cell growth. Furthermore, they can serve the skin as a moisturizing factor, i. H. they can help the skin to retain moisture.
  • microemulsions to be used according to the invention can therefore contain urea and / or its derivatives.
  • the microemulsions to be used according to the invention may comprise moisturizing factors, for example those selected from the following group: amino acids, chitosan or chitosan salts / derivatives, ethylene glycol, glucosamine, glycerol, diglycerol, triglycerol, uric acid, honey and hardened honey, polyaspartic acid, creatinine, Cleavage products of collagen, lactitol, polyols and polyol derivatives (for example, butylene glycol, erythritol, propylene glycol, 1,2,6-hexanetriol, polyethylene glycols such as PEG-4, PEG-6, PEG-7, PEG-8, PEG-9, PEG-10 , PEG-12, PEG-14, PEG-16, PEG-18, PEG-20), pyrrolidonecarboxylic acid, sugar and sugar derivatives (for example, fructose, glucose, maltose, maltitol, manni
  • the moisturizing factors mentioned are advantageous because they can help to regulate the moisture content of the skin. It is known that textiles, which generally have a certain absorbency, may also lose moisture on contact of the textile with the skin of the latter. The skin can be so by simply wearing laundry, which lying directly on the body or comes into contact with it, moisture is removed. The presence of moisturizing factors in the microemulsion can now advantageously lead to at least compensate for this loss, if not to overcompensate it.
  • the textile treated with the microemulsion in the course of a laundry treatment in an automatic washing machine which acts as an intermediate host, first absorbs the substances having a moisturizing function in order to then release them to the skin upon contact with the skin, in particular when it rubs against the skin , It is particularly advantageous to supply the skin via the treated textile both with oils or lipids and with moisturizing factors. Particularly irritated skin can be relieved so advantageously, because the effect of the oils and the moisturizing factors reinforcing supports.
  • microemulsions used contain complexing agents.
  • Microemulsions containing complexing agents preferably selected from the group of citrates, citric acid, gluconates, gluconic acid phosphates, phosphonates, carboxylates, ethylenediaminetetraacetic acid and / or its salts, nitrilotriacetic acid and / or its salts, diethylenetriaminepentaacetic acid and / or its salts, propylenediaminetetraacetic acid and / or their salts, alaninediacetic acid and / or their salts, methylglycinediacetic acid and / or their salts, iminodisuccinic acid and / or salts thereof and / or the trisodium salt of ethylenediamine-N, N'-disuccinic acid, the citrates and / or citric acid being most preferred are therefore particularly advantageous and accordingly, the use of these particularly advantageous microemulsions is a particularly preferred embodiment of the invention.
  • the complexing agents are preferably present in certain proportions.
  • citric acid and / or citrates serve u. a. to support or renew the natural acid mantle or hydrolipid film of the skin.
  • the hydrolipidic film of the skin is attacked or destroyed by alkaline influences, resulting in a loss of the barrier function of the skin, so that microorganisms or pollutants can more easily penetrate into the skin.
  • citric acid in the inventive compositions can be z.
  • B. Remove residual alkali from clothing and adjust the pH of the textiles to a pH range, for example by 5.
  • water hardness and dirt are bound or complexed by citric acid and / or citrate.
  • citric acid and citrates are fully biodegradable up to the mineral end products carbon dioxide and water.
  • Microemulsions in which at least citrate (s) and / or at least citric acid are present, preferably exclusively citrate (s) and / or citric acid, wherein the citrate (s) and / or citric acid are preferably used in amounts of from 1% to 16% by weight .-% are included as a complexing agent, are particularly advantageous and accordingly, the use of these particularly advantageous microemulsions represents a particularly preferred embodiment of the invention.
  • the oil contained in the microemulsion has both a very important role to play in softening the textile to be treated and, in particular, the relationship with the skin as described.
  • the natural oil contained in the microemulsion is preferably selected from the group of vegetable and / or animal fatty oils, and / or essential oils and, accordingly, the use of these particularly preferred microemulsions constitutes a particularly advantageous embodiment of the invention.
  • a skin-protecting substance is used.
  • This skin-protecting substance is advantageously a skin-protecting oil, eg. B. also to a carrier oil, in particular selected from the group algae oil Oleum Phaeophyceae, Aloe vera oil Aloe vera brasiliana, apricot kernel oil Prunus armeniaca, Arnica montana oil, Persica americana avocado oil, Borago offcinalis borage oil, calendula oil Calendula officinalis, camellia oil Camellia oleifera, safflower Carthamus oil tinctorius, Echium oil, Peanut oil Arachis hypogaea, Hemp oil Cannabis sativa, Hazelnut oil Corylus avellana, Hypericum perforatum, Jojoba oil Simondsia chinensis, Caraway oil Daucus carota, Blackcurrant seed oil, Coconut oil Cocos nucifera, Pumpkin seed oil Curcubit
  • oils are natural emollients, d. H. Means that soften and soften body tissues and reduce the roughness of the skin. So these oils also have a skin-conditioning effect. On the other hand, it is precisely these oils which have further specific effects which result in a synergistic interaction with the skin and its self-regulating forces and also enable protection under adverse conditions.
  • almond oil is characterized by the fact that it can enhance the action of other oils, which is why it is advantageously used in combination with other oils. But also the use of almond oil in the microemulsion without the addition of other fatty oils may also be preferred.
  • the emulsifier system contained in the microemulsions is particularly advantageous for the stability and also for the flushability of the microemulsions to be used according to the invention.
  • microemulsion shows very advantageous properties in terms of stability but also with regard to its flushing behavior, if it contains certain emulsifiers.
  • Microemulsions in which at least one lipophilic cationic emulsifier is contained are particularly advantageous. Such microemulsions are particularly stable.
  • the microemulsion to be used according to the invention not only has an emulsifier. It is of great benefit for the stability and the flushability of the microemulsions, if in addition to at least one cationic also a nonionic hydrophilic emulsifier is present.
  • Microemulsion in which at least one nonionic emulsifier is contained, in particular a hydrophilic nonionic emulsifier, wherein, if cationic emulsifier is simultaneously contained, the ratio cationic to nonionic emulsifier advantageously in the range of 70: 1 to 3: 1, in particular from 50: 1 to 8: 1, preferably from 30: 1 to 10: 1, and more preferably from 20: 1 to 12: 1 are therefore particularly preferred, and accordingly, the use of these particularly preferred microemulsions is a particularly advantageous embodiment of the invention
  • Such microemulsions are particularly stable and very good from the dispensing compartment of a washing machine, especially from the compartment for the aftertreatment agent (eg fabric softener), in which usually the "siphon effect" is applied, ein Meetingbar.
  • the aftertreatment agent eg fabric softener
  • the flushability and the stability of the microemulsions can be even further improved if very specific nonionic emulsifiers are used.
  • Microemulsions in which the nonionic emulsifier contained therein is selected from ethoxylated fatty alcohols are particularly advantageous.
  • the addition products of 5 to 40 are particularly preferred.
  • Ethylene oxide units on C 6-22 fatty alcohols with Eumulgin® B3 (cetylstearyl alcohol + 30 EO, available from Cognis Deutschland GmbH) in particular being highly preferred.
  • Particularly preferred with regard to usable ethoxylated fatty acid alkanolamides are preferably the ethoxylated KokosfettTexremonoethanolamide, especially Kokosfett Textremonoethanolamide plus 4 ethylene oxide units, which corresponds for example to the commercial product Eumulgin® C4 (available from Cognis Germany GmbH).
  • nonionic emulsifiers according to this preferred embodiment in particular when using Eumulgin B3, it is possible to provide microemulsions according to the invention with outstanding stability, outstanding flushability and outstanding dispersibility in water.
  • the Ein Hughes and stability of the microemulsions to be used according to the invention can be further improved, although also very specific cationic emulsifiers are used.
  • Microemulsions in which the cationic emulsifiers contained therein are quaternary ammonium compounds, advantageously alkylated quaternary ammonium compounds, preferably having one, two or three hydrophobic groups which are linked in particular via ester or amido bonds to a quaternized di- or triethanolamine or an analogous compound, are particularly advantageous, and accordingly, the use of these particularly advantageous microemulsions represents a particularly preferred embodiment of the invention.
  • Microemulsions in which the cationic emulsifier contained therein is N-methyl-N (2-hydroxyethyl) -N, N- (ditallowacyloxyethyl) ammonium methosulfate or N-methyl-N (2-hydroxyethyl) -N, N are (dipalmitoylethyl) ammonium methosulfate, are very advantageous, and accordingly, the use of these very advantageous microemulsions represents a particularly preferred embodiment of the invention.
  • the content of cationic emulsifier, preferably lipophilic cationic emulsifier can be adjusted advantageously.
  • nonionic, preferably hydrophilic nonionic surfactants can be adjusted advantageously.
  • microemulsions to be used according to the invention are very advantageous with regard to flushability, stability, and also with regard to skin health, if certain quantitative ranges are adhered to.
  • Microemulsions which at least 0.5 wt .-%, preferably at least 2.5 wt .-%, advantageously at least 5 wt .-%, in particular 10 wt .-%, but not more than 50 wt .-%, preferably not more than 45% by weight, advantageously not more than 40% by weight, most advantageously not more than 35% by weight, more preferably not more than 32% by weight, most advantageously not more than 28 wt .-%, most advantageously not more than 25 wt .-% of oils, each based on the total microemulsion, are classified as very advantageous, so that the use of these very advantageous microemulsions represents a particularly preferred embodiment of the invention.
  • the microemulsions may contain thickeners.
  • a microemulsion comprising at least 0.05% by weight, preferably at least 0.1% by weight, advantageously at least 0.15% by weight, in particular at least 0.2% by weight, but not more than 10% by weight. -%, preferably not more than 3 wt .-%, advantageously not more than 2.5 wt .-%, very advantageously not more than 2.0 wt .-%, more preferably not more than 1.5 Wt .-%, in an extremely advantageous manner not more than 1.0 wt .-%, in particular not more than 0.75 wt .-%, most advantageously not more than 0.5 wt .-% of hydrophilic and / or contains lipophilic thickening agents, is classified as very advantageous in this sense, so that the use of these very advantageous microemulsions represents a particularly preferred embodiment of the invention.
  • Very preferred thickening agents are the fatty acids. These are not only able to further stabilize the emulsion, but surprisingly, the combination of the oils with the fatty acids causes the oils to better attract the treated textiles.
  • the fatty acids can advantageously increase the efficiency of oil loading of the textile to the extent that almost 100 percent of the amount of oil contained in the microemulsion can be applied to the textile in the textile treatment.
  • the microemulsions therefore contain fatty acid (s), preferably in amounts of up to 10% by weight, in a further advantageous manner in amounts of up to 5% by weight, in particular in amounts of from 2 to 4% by weight.
  • C12-C16 fatty acids in particular myristic acid.
  • the microemulsions to be used according to the invention comprise water in which the oil phase is preferably distributed.
  • the water content can be adjusted advantageously.
  • Microemulsion which is at least 50% by weight, but preferably not more than 85% by weight, advantageously not more than 80% by weight, very advantageously not more than 75% by weight, more advantageously not more as 70% by weight, most advantageously not more than 68% by weight, most advantageously not more than 65% by weight of water, in each case based on the total agent, are advantageous and, accordingly, the use These advantageous microemulsions a particularly preferred embodiment of the invention.
  • the oils they contain not only serve to soften the fabric, but also serve to provide the skin with benefits through the textile acting as a temporary host. This benefit is very advantageous just when the oils have certain properties.
  • Microemulsions containing at least one oil with skin-protecting and / or skin-care and / or skin-healing properties are particularly advantageous in this context, accordingly, the use of these particularly advantageous microemulsions is a particularly preferred embodiment of the invention.
  • microemulsion in which at least one of the oils contained in the microemulsion is antiseptic effective represents a particularly preferred embodiment of the invention.
  • the attribute of antiseptic efficacy means an effect that is beneficial to the self-regulating forces of human skin. This effectiveness is not in their expression with that of classical germicidal or germicidal agents such. As phenols, halogens, alcohols, with which z. As skin and mucous membranes, wounds or even medical instruments treated to achieve asepsis (sterility) to compare.
  • the classical antiseptic includes antimicrobial measures at the point of origin or at the portal of entry of a possible infection or at the site of infection on the body surface.
  • antimicrobial measures at the point of origin or at the portal of entry of a possible infection or at the site of infection on the body surface.
  • such strong effectiveness is not sought in the context of the invention, as it would undoubtedly lead to the elimination of harmful germs o. ⁇ ., But it would also affect the natural skin flora of humans.
  • the particular advantage of the antiseptic active substances which can be used according to the invention results from a synergistic interaction of these substances with the general functional mechanisms of human skin, since these substances have a mildly antiseptic action, eg. B. germs, including harmful germs reduce, but not perfect, so to sterility, destroy. So there are enough germs on the skin that are sufficient to train and strengthen the self-regulating powers of human skin.
  • the interaction of the self-regulating forces of the skin with the antiseptic capacity of the active ingredients in the middle of the skin supports the general functioning of the skin. This is of great advantage, especially with regard to already irritated and / or otherwise damaged skin.
  • the self-regulatory powers of the skin are sometimes no longer able, even temporarily, to ensure skin health on their own.
  • these self-regulating forces are supported, trained and strengthened. In this way, the textile treatment agent or the laundry treated with it supports the natural skin flora of humans.
  • This antiseptic oil is preferably an essential oil, which is especially selected from the group of Angelica fine - Angelica archangelica, anise - Pimpinella anisum, Benzoin siam - Styrax tokinensis, Cabreuva - Myrocarpus fastigiatus, Cajeput - Melaleuca leucadendron, Cistus - Cistrus ladaniferus, Copaiba balm - Copaifera reticulata, Costus root - Saussurea discolor, Edeltann needle - Abies alba, Elemi - Canarium luzonicum, Fennel - Foeniculum dulce Spruce Needle - Picea abies, Geranium - Pelargonium graveolens, Ho Leaves - Cinnamonum camphora, Immortelle (Strawflower) Helichrysum ang., Ginger - Zingiber off., St.
  • an essential oil which is especially selected from the group of Angelica
  • Another advantage of the aforementioned essential oils lies in their particular multifunctionality, which, in addition to the described mild antiseptic activity, results from a multitude of other desirable organoleptic properties attributable to these oils.
  • These oils are in most cases given an expectorant effect because they exert on the mucous membranes of the respiratory organs a mild, positive stimulus. Furthermore, a desirable feeling of warmth can be established. Deodorizing, analgesic, circulation-promoting, calming effects could be observed in connection with the use according to the invention of these designated oils by the applicant and be recognized as particularly advantageous.
  • the organoleptic properties of these oils are usually not influenced by the main components, but by the minor or trace constituents, which can often go into the hundreds and sometimes interact synergistically.
  • Another advantage associated with the oils mentioned is their harmonious fragrance and scent, which in many cases leads to positive feelings in humans.
  • the textile treatment agent or the laundry treated with it not only supports the natural skin flora of humans, but also helps the human organism to obtain additional advantages of the type just described.
  • a microemulsion in which at least one of the oils contained has a minimum content of ⁇ -linolenic acid of 0.1% by weight, based on the oil in question, is particularly advantageous for the invention and in particular is at least one of the oils, preferably at least two of them Oils selected from hemp oil, borage oil, evening primrose oil, blackcurrant seed oil, echium oil, trichodesma oil and / or black cumin oil. Accordingly, the use of these particularly advantageous microemulsions is a particularly preferred embodiment of the invention.
  • a particularly preferred oil in the context of this invention is z. B. the hemp oil.
  • Hemp oil which contains a high proportion of essential fatty acids and also contains up to 6% by weight of the valuable ⁇ -linolenic acid (GLA), also has anti-inflammatory, slightly analgesic, healing, nourishing, improving skin structure, preventing signs of aging. It improves tissue regeneration processes and has a high regenerative effect on injured tissue. In addition, it may increase the care properties or other properties of other oils in particular of all oils explicitly mentioned here.
  • borage oil Another preferred oil for the purposes of this invention is the borage oil. Due to its high GLA content (up to 25% by weight) it has comparable properties and advantages to hemp oil. The same applies to the evening primrose oil, which is also a preferred oil.
  • a pH of the microemulsion (textile treatment agent) between 2 to 6.5, preferably between 3 to 5.5, measured at a temperature of 20 ° C, in particular on a 1% aqueous solution of the textile treatment agent is advantageous in terms of pH Value of the skin of a healthy person.
  • Such microemulsions are preferred.
  • the skin surface is only weakly acidic (pH 5.5 - 6.5), just there is a reduced defenses against germs or bacteria, so that it is particularly advantageous in the context of the invention, if the pH of the fabric treatment agent is not greater than pH 5.5 measured at a temperature of 20 ° C on a 1% aqueous solution of the fabric treatment agent.
  • the advantage of the textile treatment agent having a pH as described above is that textiles treated therewith are able to assist the skin's self-regulating powers in terms of its alkali neutralizing ability, in that the textile contacting skin such as e.g. , As a Abtrockentuch or underwear, has a skin-optimal pH.
  • the textile treatment agent or the laundry treated with it supports the natural skin flora of humans.
  • the agents to be used according to the invention are dye-free, although colorant-containing agents, such as are commercially available, can lead to slightly irritated skin only in extremely rare exceptional cases, if appropriate, for particularly sensitive people. Therefore, in order to further reduce the hypothetical potential for incompatibility from this side, it is therefore advantageous to minimize the dye content in the compositions to be used according to the invention, at best up to dye-free purity. If dyes are desired, for example, for optical reasons, the usual colorants are used.
  • the colorant content is preferably below 0.002% by weight of the composition, in particular it is 0% by weight.
  • microemulsion is free of dye, then it is an advantageous microemulsion, accordingly, the use of these advantageous microemulsions is a particularly preferred embodiment of the invention.
  • microemulsions containing only natural flavors, but preferably no additional fragrances or other perfume oils are of great advantage, so that the use of such microemulsions represents a particularly preferred embodiment of the invention.
  • fragrances or perfume oils which are not skin-healing, skin-care and / or skin-protecting active substances in the sense of the invention and natural aromas, if only very small groups of people with extremely sensitive skin and predisposition, are in very good Rarely, minor, subjectively perceived intolerance reactions which would counteract the present invention.
  • compositions according to the invention are preferably free of the aforementioned fragrances, it may be desirable to produce a particularly attractive fragrance which can not be generated solely from the active compounds according to the invention and their inherent odor effects. Therefore, in a preferred embodiment it is possible to add a small amount of such fragrances, which are not active substances according to the invention, to the respective agents.
  • fragrances or perfume oils include e.g. the synthetic products of the ester type, ethers, aldehydes, ketones, alcohols and hydrocarbons. Fragrance compounds of the ester type are known e.g. Benzyl acetate, phenoxyethyl isobutyrate, p-tert-butylcyclohexyl acetate, linalyl acetate, dimethylbenzyl carbinyl acetate, phenylethyl acetate, linalyl benzoate, benzyl formate, ethylmethylphenyl glycinate, allyl cyclohexyl propionate, styrallyl propionate and benzyl salicylate.
  • the ethers include, for example, benzyl ethyl ether to the aldehydes z.
  • the hydrocarbons include mainly the terpenes such as limonene and pinene.
  • Perfume oils may also contain natural fragrance mixtures such as are available from vegetable sources, e.g. Pine oil, muscatel, clove oil, cinnamon leaf oil, lime blossom oil, juniper berry oil, vetiver oil, galbanum oil and labdanum oil as well as orange blossom oil, orange peel oil.
  • microemulsion contains an ironing facilitator and / or wrinkle reducing agent
  • an ironing facilitator and / or wrinkle reducing agent such a microemulsion is considered to be advantageous, and likewise, therefore, the use of these microemulsions is a particularly preferred embodiment of the invention.
  • the advantage of this embodiment is that can be reduced by the Bügelerburgêts- and crease reduction effect, the ironing time, so that the valuable ingredients of the textile treatment agent according to the invention are not exposed to excessive thermal stress by ironing, and thus retain their full effectiveness.
  • microemulsions may advantageously contain a deodorizing agent, so that the use of such microemulsion is a particularly preferred embodiment of the invention.
  • oils especially essential oils, as such also have a deodorizing effect.
  • the particular advantage of adding one or more deodorizing agents to the fabric treatment composition of the present invention is that these ingredients, together with the said oils, provide a particularly enhanced, because of synergistic, effect on deodorizing activity. The effect is only in one facet of the covering of evil-smelling or unpleasant odors.
  • an additional Effect which is based on the synergistic interaction of the active substances in the context of the invention with the added deodorizing agent and the self-regulatory forces, so that not only the symptom, the malodor, but the moment triggering this odor is eliminated.
  • bacteria that are located on the skin or in hair or pubic hair in varying numbers. These bacteria can proteins and fats, z. B. from body sweat, decompose into malodorous sulfur compounds. These bacteria are effectively counteracted by the synergistic interaction of these factors.
  • the self-regulating powers of the skin are stimulated and trained.
  • the tea tree oil is of great advantage for the subject invention because it combines germicidal, antiseptic, fungicidal, antiviral, wound healing, anti-inflammatory, scarring-promoting effects in itself.
  • the microemulsion contains at least 0.03% by weight, advantageously 0.04 to 4% by weight, preferably 0.1 to 1.5% by weight, in particular 0.05 to 1% by weight of natural antioxidants, in particular selected from terpene-containing antioxidants, vitamin E, vitamin C, vitamin A, selenium and / or their derivatives or mixtures thereof, this is considered to be advantageous in the context of this invention, so that it is therefore also when using sol-cher microemulsions um a particularly preferred embodiment of the invention is.
  • the addition of the antioxidant contributes very well to the product stability. The Applicant has found that this also relates to the stability of the oil which is on the fibers of the treated textile after the textile treatment.
  • a microemulsion according to the invention contains no antioxidants, after 4 weeks storage of the treated textile, the content of C-18: 2 (linoleic acid, measured via the methyl ester) is about half of the original value. At a level of 0.2% by weight of tocopherol in the microemulsion, on the other hand, there is no decrease in the content of C-18: 2 on the fiber.
  • the vitamin E (collective name for chemical compounds from the group of tocopherols) is predestined.
  • textiles which have been treated with a vitamin E-containing microemulsion according to the invention are advantageous in terms of the prevention of body odor as a result of sweat secretion. It could be found that the secreted sweat does not cause a fetus, which is very beneficial. This freedom from fetid smells affects both the textile and the skin. Fetid odors are thus counteracted without suppressing the sweating itself.
  • the vitamin E is contained in amounts of less than 1.5 wt .-%.
  • microemulsions according to the invention containing an acidic buffer preferably an organic buffer system, which preferably buffers the microemulsion and the textile treatment bath in a pH range of 2 to 6.5, in particular 3 to 5.5, likewise constitutes a preferred embodiment of the invention
  • an acidic buffer preferably an organic buffer system, which preferably buffers the microemulsion and the textile treatment bath in a pH range of 2 to 6.5, in particular 3 to 5.5
  • the advantage of the acidic buffer is that it contributes to the stability of the microemulsion.
  • the buffer system acids in particular selected from formic acid citric acid, acetic acid, sulfonic acid - thereby advantageously sulfamic acid - and / or derivatives thereof or mixtures thereof.
  • the buffer system contains at least one salt of the acid (s) contained in the buffer system, preferably sodium citrate, this is likewise preferred.
  • the buffer system contains polyacrylates, polymethacrylates and / or copolymers of acrylic acid and maleic acid, preferably having a molecular weight of 2,000 to 10,000.
  • nonaqueous solvents preferably hydroxy derivatives of aliphatic and alicyclic hydrocarbons, in particular ethanol
  • formic acid and / or salts thereof are preferably present in amounts of less than 0.15% by weight, advantageously less than 0.1% by weight, in particular less than 0.075% by weight, this is advantageous, and the use of such microemulsions is just as advantageous. which represents a particularly preferred embodiment of the invention.
  • Formic acid can further increase the stability of the microemulsion substantially in terms of preservation.
  • lactic acid and / or salts thereof are present in the microemulsion, preferably in amounts of less than 5% by weight, advantageously less than 3% by weight, in particular less than 2% by weight, this is advantageous because lactic acid and / or its salts skin functionally effective.
  • Lactic acid is an important and moisture-binding component of an intact epidermis. Supplied from the outside, lactic acid can even improve the water-binding capacity of the skin.
  • the skin-smoothing properties of lactic acid also have a positive influence on our skin texture. Since lactic acid supports the detachment of dander (keratolysis) it ensures a smooth, even skin. This property is especially important for the care of dry, flaky skin. Accordingly, the use of such microemulsions is a particularly preferred embodiment of the invention.
  • the microemulsions further contain preservatives which are preferably added at low concentrations, advantageously below 0.5% by weight, to retard microbial spoilage.
  • preservatives which are preferably added at low concentrations, advantageously below 0.5% by weight, to retard microbial spoilage.
  • salicylic acid, benzoic acid, malic acid, lactic acid, propionic acid, acetic acid, fumaric acid and / or sorbic acid and / or their derivatives and / or salts may serve as preservatives.
  • salicylic acid, sorbic acid, its derivatives and / or salts are suitable.
  • Microemulsions in which such active ingredients are contained which are beneficial to the fiber elasticity, shape retention and tear resistance of the textile fibers, in particular aminosiloxanes, cellulose derivatives and / or carboxylic esters, are very advantageous in the overall context of the invention, so that the use of such microemulsions is a particularly preferred embodiment represents the invention.
  • the viscosity of the microemulsions can be determined by standard methods (for example Brookfield Viscometer LVT-II at DV II at 22 ° C, 20 rpm, spindle 3) are measured and is in a range of 5 to 300 mPas.
  • the viscosity of the microemulsion to be used according to the invention is of particular interest with regard to the stability of the microemulsion, in particular microemulsions having viscosities in the range of preferably between 20 and 180 mPas and in particular between 25 and 120 mPas, measured with the Brookfield viscometer DV II at 22 ° C, 20 rpm, spindle 3, are particularly advantageous. Consequently, the use of these microemulsions is a particularly preferred embodiment of the invention. Such microemulsions can advantageously also be flushed into the washing machine very well.
  • the microemulsions according to the invention not only have good stability, but also good dispersibility in water.
  • a post-treatment agent e.g., fabric softener
  • high viscosity values of the post-treatment agent are detrimental to the dispensing performance.
  • a viscosity value of the post-treatment agent of preferably 300 mPAs should not be exceeded. This is due to the fact that when rinsing in rinsing agents, such.
  • Fabric softener e.g., softener
  • the rinse aid which should come to the laundry at the end of the washing, is liquid and would therefore run into the machine immediately at the beginning.
  • microemulsion having a density in the range 0.900 to 1.050 g / cm 3 , preferably between 0.950 and 1.030 g / cm 3 and in particular between 0.980 and 1.015 g / cm 3 at 22 ° C can be considered very beneficial.
  • a microemulsion having a density in the range 0.900 to 1.050 g / cm 3 preferably between 0.950 and 1.030 g / cm 3 and in particular between 0.980 and 1.015 g / cm 3 at 22 ° C can be considered very beneficial.
  • the use of such microemulsions is a particularly preferred embodiment of the invention.
  • a microemulsion containing a silicone advantageously a substantially linear di- (C 1-5 ) alkylpolysiloxane or (C 1-5 ) alkylarylpolysiloxane, most preferably polydimethylsiloxane, wherein the silicone is preferably present in amounts up to 10% by weight, especially in amounts of 0.1 to 5 wt .-% is contained in the microemulsion, is to be evaluated as advantageous against this background, and accordingly, the use of such advantageous microemulsions is a particularly preferred embodiment of the invention.
  • the microemulsions further contain protein (s) such as soy proteins, wheat proteins, potato proteins, pea proteins, rice proteins, silk proteins, keratin, actin, elastin, albumins, globulins, (milk) casein or their derivatives, and / or protein hydrolysates, such as collagen.
  • protein such as soy proteins, wheat proteins, potato proteins, pea proteins, rice proteins, silk proteins, keratin, actin, elastin, albumins, globulins, (milk) casein or their derivatives, and / or protein hydrolysates, such as collagen.
  • Protein (derivative) s and / or protein hydrolysates are in a preferred embodiment in a total amount of preferably 0.1 to 25 wt .-%, advantageously 1 to 20 wt .-%, more preferably 1.5 to 15 parts by weight. %, more preferably 2 to 10 wt .-%, in particular in a total amount to 5 wt .-%, based on the total microemulsion included.
  • the microemulsions further contain tea extracts, in particular tea extract from green tea, in a total amount of preferably 0.01 to 10 wt .-%, advantageously 0.05 to 5 wt .-%, in particular 0.1 to 3 Wt .-%, based on the total microemulsion.
  • the microemulsions to be used according to the invention comprise one or more of all those active substances which have been used in the EP 0 789 070 A1 are active substances from the groups of waxes, the hydrophobic plant extracts, certain hydrocarbons, higher fatty acids and esters, essential oils, lipids, vitamins, sunscreens, phospholipids, derivatives of alpha-hydroxy acids and / or mixtures of aforementioned components each in the scope mentioned there and beyond, wherein preferably less than 4 wt .-% of quaternary ammonium compounds or other relevant fabric softening compounds are included.
  • the substantial absence of relevant fabric softening compounds in the just mentioned context is advantageous if a possible reduction of the fiber suction capacity is to be excluded.
  • a further subject of the invention is a textile aftertreatment agent which comprises at least the components a) antioxidant, b) at least one lipophilic cationic emulsifier, c) at least one hydrophilic emulsifier, which is ethoxylated fatty alcohol, and d) natural oils, preferably oils with skin-protecting and / or or skin care and / or skin-healing properties, wherein the agent is present as a microemulsion having a droplet size d 50 below 500 nm and a viscosity in the range of 5 to 300 mPas (measured with the Brookfield viscometer DV II at 22 ° C, 20 rpm Spindle 3), wherein it contains 50 to 90 wt .-% water, based on the total agent, wherein it preferably contains less than 5 wt .-% of cationic surfactants.
  • Textile aftertreatment agents having viscosities in the range of preferably from 20 to 180 mPas, in particular from 25 to 120 mPas represent a preferred embodiment of the invention. These low viscosities are particularly advantageous with regard to the aftertreatment agents (eg fabric softeners), as described above in connection with US Pat "Suction lifters" could already be shown.
  • the aftertreatment agents eg fabric softeners
  • oils and of the emulsifiers With regard to the nature of the oils and of the emulsifiers, reference is made to the preceding description, to which reference is hereby made. In particular, the oils listed there by name can be used with great advantage.
  • Such an agent is advantageous for many reasons. It is particularly advantageous that a very good flushability from the dispensing compartment of a washing machine of the agent is made possible by the dosage form of the microemulsion and the specific droplet size. In this case, a good stability of the emulsion is ensured. In addition, the good dispersibility of the agent already comes in cold water. Also particularly advantageous is the high ecological compatibility of the agent, which, among other things, stems from the fact that preferably an upper limit of 5% by weight of cationic surfactant is not exceeded.
  • Cationic surfactants commonly used are quaternary ammonium compounds. Such ammonium compounds, like all N-containing compounds, even though they can now be biologically degraded better, still represent a polluting factor.
  • the composition according to the invention makes it possible to achieve a good softness performance which makes it possible to reduce the cationic surfactant content to less than 5% by weight.
  • the softness performance is still good. It is even comparable to that of conventional fabric softeners, which usually have quite high levels of cationic surfactant, for example, 15-20 wt .-% cationic surfactant.
  • the cationic surfactant can simultaneously serve as a cationic, preferably lipophilic emulsifier or co-emulsifier.
  • the composition according to the invention is a very skin and environmentally friendly product, which has a good textile softening effect and which is able to serve the skin also by the fact that the oils contained in a textile treatment process in one Washing machine at least partially raise the textile drum located in the washing drum and are given at least partially in contact of these tissues with human skin from the textile fabric to the skin and thereby provide at least a cosmetic or sensory benefit.
  • the fact that the agent according to the invention is in the form of a stable microemulsion, the good flushability of the agent is ensured in the washing machine. This good flushability of the agent is a not to be underestimated advantage. The same applies to the good dispersibility of the agent in water.
  • the agents contain as antioxidants only natural antioxidants, in particular selected from terpene-containing antioxidants, vitamin E, vitamin C, vitamin A and / or selenium and / or derivatives thereof, vitamin E being the most preferred.
  • natural antioxidants in particular selected from terpene-containing antioxidants, vitamin E, vitamin C, vitamin A and / or selenium and / or derivatives thereof, vitamin E being the most preferred.
  • the agents contain an acid buffer, preferably an organic buffer system, in particular citric acid and / or citrate (s).
  • an acidic buffer which preferably buffers the microemulsion and the textile treatment bath in a pH range of 2 to 6.5, in particular 3 to 5.5, likewise constitute a preferred embodiment of the invention referenced above and referenced.
  • the compositions comprise cationic polymer, preferably in the form of polymeric quaternary ammonium compounds, in particular selected from copolymers of quaternized vinylimidazole and vinylpyrrolidone, copolymers of vinylcaprolactam, vinylpyrrolidone and quaternized vinylimidazole and / or quaternized copolymers from vinyl pyrrolidone and dimethylaminoethyl methacrylates.
  • cationic polymer preferably in the form of polymeric quaternary ammonium compounds, in particular selected from copolymers of quaternized vinylimidazole and vinylpyrrolidone, copolymers of vinylcaprolactam, vinylpyrrolidone and quaternized vinylimidazole and / or quaternized copolymers from vinyl pyrrolidone and dimethylaminoethyl methacrylates.
  • textile treatment bath is understood here to mean, in particular, the washing liquid with which the textile comes into contact and stands during the treatment in an automatic washing machine.
  • a preferred embodiment is also present when the buffer system contains acid, preferably selected from formic acid citric acid, acetic acid, sulfonic acid - advantageously sulfamic acid - and / or derivatives thereof or mixtures thereof.
  • acid preferably selected from formic acid citric acid, acetic acid, sulfonic acid - advantageously sulfamic acid - and / or derivatives thereof or mixtures thereof.
  • the buffer system contains at least one salt of the acid (s) contained in the buffer system, preferably sodium citrate, then a preferred embodiment is also present.
  • agents having a buffer system containing polyacrylates, polymethacrylates and / or copolymers of acrylic acid and maleic acid, preferably having a molecular weight of 2,000 to 10,000, are a preferred embodiment.
  • An inventive composition in which a total amount of cationic surfactant of 4 wt .-%, preferably of 3 wt .-%, advantageously of 2.5 wt .-%, in particular of 2 wt .-% is not exceeded, therefore, a preferred embodiment of the invention.
  • the fatty acids can stabilize the agent even further and, in addition, raise the oils Support the textile, so that almost all the oil contained can be applied to the textile.
  • An inventive agent containing moisturizing factors such as. As glycerol or polyaspartic acid, represents a preferred embodiment of the invention. As already described above, these substances, which have already been described above, support the skin balance and prevent drying of the skin. Here too Reference is made in particular to the statements made above and referred to.
  • a very preferred textile aftertreatment agent contains, in addition to the components a) antioxidant, b) lipophilic emulsifier, c) hydrophilic emulsifier and d) oils also e) fatty acid (s) and f) an acidic buffer containing the agent and also the textile treatment bath in a pH range of advantageously from 2 to 6.5, preferably from 3 to 5.5 buffers, and optionally g) moisturizing factor (s) and optionally other components which have been listed in the course of this description, such as volatile oil.
  • moisturizing factor moisturizing factor
  • the agents further contain protein (s) e, e.g. Soy proteins, wheat proteins, potato proteins, pea proteins, rice proteins, silk proteins, keratin, actin, elastin, albumins, globulins, (milk) casein or their derivatives, and / or protein hydrolysates, e.g. Collages.
  • protein e.g. Soy proteins, wheat proteins, potato proteins, pea proteins, rice proteins, silk proteins, keratin, actin, elastin, albumins, globulins, (milk) casein or their derivatives, and / or protein hydrolysates, e.g. Collages.
  • Protein (derivative) s and / or protein hydrolysates are in a preferred embodiment in a total amount of preferably 0.1 to 25 wt .-%, advantageously 1 to 20 wt .-%, more preferably 1.5 to 15 parts by weight. %, more preferably 2 to 10 wt .-%, in particular in a total amount to 5 wt .-%, based on the total agent included.
  • the microemulsions further contain tea extracts, in particular tea extract from green tea, in a total amount of preferably 0.01 to 10 wt .-%, advantageously 0.05 to 5 wt .-%, in particular 0.1 to 3 Wt .-%, based on the total microemulsion.
  • the possible liquid detergent may contain, in addition to the previously described components of the textile aftertreatment agent or of the microemulsion, all such components which are expedient and / or customary for a liquid detergent. These components are well known to those skilled in the art. If necessary, he can also take you from relevant reviews, z. B. E. Smulders, "Laundry Detergents", Wiley-VCH, 2nd edition, 2001 , Likewise, the aftertreatment agent according to the invention, in particular as a fabric softener or rinse aid, can contain all such components which are expedient and / or customary for such a composition.
  • Liquid detergents advantageously contain surfactant (s), wherein anionic, nonionic, cationic and / or amphoteric surfactants can be used. From an application point of view, preference is given to mixtures of anionic and nonionic surfactants.
  • the total surfactant content of the liquid detergent is preferably below 40% by weight and more preferably below 35% by weight, based on the total liquid detergent.
  • the nonionic surfactants used in the liquid detergents are preferably alkoxylated, advantageously ethoxylated, especially primary alcohols having preferably 8 to 18 carbon atoms and an average of 1 to 12 moles of ethylene oxide (EO) per mole of alcohol, in which the alcohol radical is linear or preferably 2- Position may be methyl branched or contain linear and methyl-branched radicals in the mixture, as they are usually present in Oxoalkoholresten.
  • alcohol ethoxylates with linear radicals of alcohols of native origin having 12 to 18 carbon atoms, for example of coconut, palm, tallow or oleyl alcohol, and on average 2 to 8 EO per mole of alcohol are preferred.
  • the preferred ethoxylated alcohols include, for example, C 12-14 alcohols with 3 EO, 4 EO or 7 EO, C 9-11 alcohols with 7 EO, C 13-15 alcohols with 3 EO, 5 EO, 7 EO or 8 EO, C 12-18 -alcohols with 3 EO, 5 EO or 7 EO and mixtures of these, such as mixtures of C 12-14 -alcohol with 3 EO and C 12-18 -alcohol with 7 EO.
  • the degrees of ethoxylation given represent statistical means which, for a particular product, may be an integer or a fractional number.
  • Preferred alcohol ethoxylates have a narrow homolog distribution (narrow range ethoxylates, NRE).
  • fatty alcohols with more than 12 EO can also be used. Examples include tallow fatty alcohol with 14 EO, 25 EO, 30 EO or 40 EO.
  • Nonionic surfactants containing EO and PO groups together in the molecule can also be used according to the invention.
  • block copolymers with EO-PO block units or PO-EO block units can be used, but also EO-PO-EO copolymers or PO-EO-PO copolymers.
  • mixed alkoxylated nonionic surfactants in which EO and PO units are not distributed in blocks, but randomly are. Such products are available by the simultaneous action of ethylene and propylene oxide on fatty alcohols.
  • nonionic surfactants and alkyl glycosides of the general formula RO (G) x can be used in which R is a primary straight-chain or methyl-branched, especially in the 2-position methyl-branched aliphatic radical having 8 to 22, preferably 12 to 18 carbon atoms and G is the symbol which represents a glycose unit having 5 or 6 C atoms, preferably glucose.
  • the degree of oligomerization x which indicates the distribution of monoglycosides and oligoglycosides, is any number between 1 and 10; preferably x is 1.2 to 1.4.
  • Another class of preferred nonionic surfactants which can be used are alkoxylated, preferably ethoxylated or ethoxylated and propoxylated fatty acid alkyl esters, preferably having 1 to 4 carbon atoms in the alkyl chain, especially fatty acid methyl esters, as described for example in Japanese Patent Application JP 58/217598 are described or preferably according to the in the international patent application WO 90/13533 be prepared described methods.
  • Nonionic surfactants of the amine oxide type for example N-cocoalkyl-N, N-dimethylamine oxide and N-tallowalkyl-N, N-dihydroxyethylamine oxide, and the fatty acid alkanolamides may also be suitable.
  • the amount of these nonionic surfactants is preferably not more than that of the ethoxylated fatty alcohols, especially not more than half thereof.
  • polyhydroxy fatty acid amides of the formula (III) wherein RCO is an aliphatic acyl group having 6 to 22 carbon atoms, R 1 is hydrogen, an alkyl or hydroxyalkyl group having 1 to 4 carbon atoms and [Z] is a linear or branched polyhydroxyalkyl group having 3 to 10 carbon atoms and 3 to 10 hydroxyl groups.
  • the polyhydroxy fatty acid amides are known substances which can usually be obtained by reductive amination of a reducing sugar with ammonia, an alkylamine or an alkanolamine and subsequent acylation with a fatty acid, a fatty acid alkyl ester or a fatty acid chloride.
  • the group of polyhydroxy fatty acid amides also includes compounds of the formula (3), in the R is a linear or branched alkyl or alkenyl radical having 7 to 12 carbon atoms, R 1 is a linear, branched or cyclic alkyl radical or an aryl radical having 2 to 8 carbon atoms and R 2 is a linear, branched or cyclic alkyl radical or an aryl radical or an oxyalkyl radical having 1 to 8 carbon atoms, with C 1-4 alkyl or phenyl radicals being preferred and [Z] being a linear polyhydroxyalkyl radical whose alkyl chain is substituted by at least two hydroxyl groups, or alkoxylated, preferably ethoxylated or propoxylated Derivatives of this residue.
  • R is a linear or branched alkyl or alkenyl radical having 7 to 12 carbon atoms
  • R 1 is a linear, branched or cyclic alkyl radical or an aryl radical having 2
  • [Z] is preferably obtained by reductive amination of a sugar, for example glucose, fructose, maltose, lactose, galactose, mannose or xylose.
  • a sugar for example glucose, fructose, maltose, lactose, galactose, mannose or xylose.
  • the N-alkoxy- or N-aryloxy-substituted compounds can then, for example, according to the teaching of the international application WO-A-95/07331 be converted by conversion with fatty acid methyl esters in the presence of an alkoxide as catalyst into the desired Polyhydroxyfettklaamide.
  • the total content of nonionic surfactants in the case of the liquid detergents is preferably 5 to 30% by weight, preferably 7 to 20% by weight and in particular 9 to 15% by weight, in each case based on the total agent.
  • Suitable ingredients of liquid detergents are also anionic surfactants.
  • anionic surfactants for example, those of the sulfonate type and sulfates are used.
  • the surfactants of the sulfonate type are preferably C 9-13 -alkylbenzenesulfonates, olefinsulfonates, ie mixtures of alkene and hydroxyalkanesulfonates and disulfonates, as are obtained, for example, from C 12-18 -monoolefins having terminal or internal double bonds by sulfonation with gaseous sulfur trioxide and subsequent alkaline or acid hydrolysis of the sulfonation products into consideration.
  • alkanesulfonates which are obtained from C 12-18 alkanes, for example by sulfochlorination or sulfoxidation with subsequent hydrolysis or neutralization.
  • esters of ⁇ -sulfo fatty acids esters of ⁇ -sulfo fatty acids (ester sulfonates), for example the ⁇ -sulfonated methyl esters of hydrogenated coconut, palm kernel or tallow fatty acids.
  • sulfated fatty acid glycerol esters are to be understood as meaning the mono-, di- and triesters and mixtures thereof, as obtained in the preparation by esterification of a monoglycerol with 1 to 3 moles of fatty acid or in the transesterification of triglycerides with 0.3 to 2 moles of glycerol.
  • Preferred sulfated fatty acid glycerol esters are the sulfonation products of saturated fatty acids having 6 to 22 carbon atoms, for example caproic acid, caprylic acid, capric acid, myristic acid, lauric acid, palmitic acid, stearic acid or behenic acid.
  • Alk (en) ylsulfates are the alkali metal salts and in particular the sodium salts of the sulfuric monoesters of C 12 -C 18 fatty alcohols, for example coconut fatty alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol or the C 10 -C 20 oxo alcohols and those half-esters of secondary alcohols of these chain lengths are preferred. Also preferred are alk (en) ylsulfates of said chain length, which contain a synthetic, produced on a petrochemical basis straight-chain alkyl radical, which have an analogous degradation behavior as the adequate compounds based on oleochemical raw materials.
  • C 12 -C 16 alkyl sulfates and C 12 -C 15 alkyl sulfates and C 14 -C 15 alkyl sulfates are preferred.
  • 2,3-alkyl sulfates which, for example, according to the U.S. Patents 3,234,258 or 5,075,041 are manufactured and can be obtained as commercial products from Shell Oil Company under the name DAN ®, are suitable anionic surfactants.
  • EO ethylene oxide
  • Fatty alcohols with 1 to 4 EO are suitable. Due to their high foaming behavior, they are preferably used only in relatively small amounts, for example in amounts of from 1 to 5% by weight.
  • Suitable anionic surfactants are also the salts of alkylsulfosuccinic acid, which are also referred to as sulfosuccinates or as sulfosuccinic acid esters and the monoesters and / or diesters of sulfosuccinic acid with alcohols, preferably fatty alcohols and in particular ethoxylated fatty alcohols.
  • alcohols preferably fatty alcohols and in particular ethoxylated fatty alcohols.
  • Preferred sulfosuccinates contain C 8-18 fatty alcohol residues or mixtures of these.
  • Particularly preferred sulfosuccinates contain a fatty alcohol residue derived from ethoxylated fatty alcohols, which in themselves constitute nonionic surfactants (see description below).
  • Sulfosuccinates whose fatty alcohol residues are derived from ethoxylated fatty alcohols with a narrow homolog distribution, are again particularly preferred.
  • alk (en) yl-succinic acid having preferably 8 to 18 carbon atoms in the alk (en) yl chain or salts thereof.
  • Suitable anionic surfactants may also be soaps.
  • Suitable are saturated and unsaturated fatty acid soaps, such as the salts of lauric acid, myristic acid, palmitic acid, stearic acid, (hydrogenated) erucic acid and behenic acid and, in particular, soap mixtures derived from natural fatty acids, for example coconut, palm kernel, olive oil or tallow fatty acids.
  • the anionic surfactants may be in the form of their sodium, potassium or ammonium salts and as soluble salts of organic bases, such as mono-, di- or triethanolamine.
  • the anionic surfactants are preferably present in the form of their sodium or potassium salts, in particular in the form of the sodium salts.
  • the content of possible liquid detergent to anionic surfactants is advantageously from 2 to 30 wt .-%, preferably 4 to 25 wt .-% and in particular 5 to 22 wt .-%, each based on the total agent. It is particularly preferred for the amount of fatty acid soap to be at least 2% by weight and more preferably at least 4% by weight and especially preferably at least 6% by weight.
  • preferred agents may additionally comprise one or more substances from the group of builders, bleaches, bleach activators, enzymes, electrolytes, nonaqueous solvents, pH adjusters, perfumes, perfume carriers, fluorescers, dyes, hydrotopes, foam inhibitors, silicone oils, antiredeposition agents , optical brighteners, grayness inhibitors, anti-shrinkage agents, anti-wrinkling agents, color transfer inhibitors, antimicrobial agents, germicides, fungicides, antioxidants, corrosion inhibitors, antistatic agents, ironing aids, repellents and impregnating agents, swelling and anti-slip agents and UV absorbers.
  • Builders which may be present in the liquid detergents are, in particular, silicates, aluminum silicates (in particular zeolites), carbonates, salts of organic di- and polycarboxylic acids and mixtures of these substances.
  • Suitable crystalline layered sodium silicates have the general formula NaMSi x O 2x + 1 .H 2 O, where M is sodium or hydrogen, x is a number from 1.9 to 4 and y is a number from 0 to 20 and preferred values for x 2, 3 or 4 are.
  • Such crystalline sheet silicates are described, for example, in the European patent application EP-A-0 164 514 described.
  • Preferred crystalline Phyllosilicates of the formula given are those in which M is sodium and x takes the values 2 or 3.
  • both ⁇ - and ⁇ -sodium disilicates Na 2 Si 2 O 5 ⁇ yH 2 O are preferred, wherein ⁇ -sodium disilicate can be obtained, for example, by the process described in International Patent Application WO-A-91/08171 is described.
  • amorphous sodium silicates with a Na 2 O: SiO 2 modulus of from 1: 2 to 1: 3.3, preferably from 1: 2 to 1: 2.8 and in particular from 1: 2 to 1: 2.6, which Delayed and have secondary washing properties.
  • the dissolution delay compared with conventional amorphous sodium silicates may have been caused in various ways, for example by surface treatment, compounding, compaction / densification or by overdrying.
  • the term "amorphous” is also understood to mean "X-ray amorphous”.
  • the silicates do not yield sharp X-ray reflections typical of crystalline substances in X-ray diffraction experiments, but at most one or more maxima of the scattered X-rays which have a width of several degrees of diffraction angle. However, it may well even lead to particularly good builder properties if the silicate particles provide blurred or even sharp diffraction maxima in electron diffraction experiments. This is to be interpreted as meaning that the products have microcrystalline regions of size 10 to a few hundred nm, with values of up to a maximum of 50 nm and in particular up to a maximum of 20 nm being preferred.
  • Such so-called X-ray amorphous silicates which likewise have a dissolution delay compared to the conventional water glasses, are described, for example, in the German patent application DE-A-44 00 024 described.
  • Particularly preferred are compacted / compacted amorphous silicates, compounded amorphous silicates and overdried X-ray amorphous silicates.
  • the finely crystalline, synthetic and bound water-containing zeolite used is preferably zeolite A and / or P.
  • zeolite P zeolite MAP® (commercial product from Crosfield) is particularly preferred.
  • zeolite X and mixtures of A, X and / or P are particularly preferred.
  • the zeolite can be used as a spray-dried powder or else as undried, still moist, stabilized suspension of its preparation.
  • the zeolite may contain minor additions of nonionic surfactants as stabilizers, for example 1 to 3 wt .-%, based on zeolite, of ethoxylated C 12 -C 18 fatty alcohols having 2 to 5 ethylene oxide groups , C 12 -C 14 fatty alcohols having 4 to 5 ethylene oxide groups or ethoxylated isotridecanols.
  • Suitable zeolites have an average particle size of less than 10 ⁇ m (volume distribution, measuring method: Coulter Counter) and preferably contain 18 to 22% by weight, in particular 20 to 22% by weight, of bound water.
  • phosphates as builders are possible, unless such use should not be avoided for environmental reasons.
  • sodium perborate tetrahydrate and sodium perborate monohydrate are of particular importance.
  • Other useful bleaching agents are, for example, sodium percarbonate, peroxypyrophosphates, citrate perhydrates and H 2 O 2 -producing peracidic salts or peracids, such as perbenzoates, peroxophthalates, diperazelaic acid, phthaloiminoperacid or diperdodecanedioic acid.
  • bleach activators can be incorporated into the detergents.
  • bleach activators it is possible to use compounds which, under perhydrolysis conditions, give aliphatic peroxycarboxylic acids having preferably 1 to 10 C atoms, in particular 2 to 4 C atoms, and / or optionally substituted perbenzoic acid.
  • Suitable substances are those which carry O- and / or N-acyl groups of the stated C atom number and / or optionally substituted benzoyl groups.
  • polyacylated alkylenediamines in particular tetraacetylethylenediamine (TAED), acylated triazine derivatives, in particular 1,5-diacetyl-2,4-dioxohexahydro-1,3,5-triazine (DADHT), acylated glycolurils, in particular tetraacetylglycoluril (TAGU), N- Acylimides, in particular N-nonanoylsuccinimide (NOSI), acylated phenolsulfonates, in particular n-nonanoyl or isononanoyloxybenzenesulfonate (n- or iso-NOBS), carboxylic anhydrides, in particular phthalic anhydride, acylated polyhydric alcohols, in particular triacetin, ethylene glycol diacetate and 2,5-diacetoxy- 2,5-dihydrofuran.
  • TAED tetraacet
  • bleach catalysts can also be incorporated into the liquid detergents. These substances are to bleach-enhancing transition metal salts or transition metal complexes such as Mn, Fe, Co, Ru - or Mo-salene complexes or -carbonylkomplexe. Mn, Fe, Co, Ru, Mo, Ti, V and Cu complexes with nitrogen-containing tripod ligands and Co, Fe, Cu and Ru ammine complexes can also be used as bleach catalysts.
  • Particularly suitable enzymes are those from the classes of hydrolases such as the proteases, esterases, lipases or lipolytic enzymes, amylases, cellulases or other glycosyl hydrolases and mixtures of the enzymes mentioned. All of these hydrolases in the wash contribute to the removal of stains such as proteinaceous, greasy or starchy stains and graying. In addition, cellulases and other glycosyl hydrolases may contribute to color retention and to enhancing the softness of the fabric by removing pilling and microfibrils. Oxireductases can also be used for bleaching or inhibiting color transfer.
  • hydrolases such as the proteases, esterases, lipases or lipolytic enzymes, amylases, cellulases or other glycosyl hydrolases and mixtures of the enzymes mentioned. All of these hydrolases in the wash contribute to the removal of stains such as proteinaceous, greasy or starchy stains and graying.
  • Bacillus subtilis Bacillus licheniformis, Streptomyceus griseus and Humicola insolens derived enzymatic agents.
  • Bacillus subtilis Bacillus subtilis
  • Bacillus licheniformis Bacillus licheniformis
  • Streptomyceus griseus and Humicola insolens derived enzymatic agents.
  • subtilisin-type proteases and in particular proteases derived from Bacillus lentus are used.
  • enzyme mixtures for example from protease and amylase or protease and lipase or lipolytic enzymes or protease and cellulase or from cellulase and lipase or lipolytic enzymes or from protease, amylase and lipase or lipolytic enzymes or protease, lipase or lipolytic enzymes and cellulase, but in particular protease and / or lipase-containing mixtures or mixtures with lipolytic enzymes of particular interest.
  • lipolytic enzymes are the known cutinases. Peroxidases or oxidases have also proved suitable in some cases.
  • Suitable amylases include in particular ⁇ -amylases, iso-amylases, pullulanases and pectinases.
  • As cellulases are preferably cellobiohydrolases, endoglucanases and ⁇ -glucosidases, which are also called cellobiases, or mixtures thereof used. Since different cellulase types differ by their CMCase and avicelase activities, the desired activities can be set by targeted mixtures of the cellulases.
  • the enzymes may be adsorbed to carriers to protect against premature degradation.
  • the proportion of enzymes, enzyme mixtures or enzyme granules may be, for example, about 0.1 to 5 wt .-%, preferably 0.12 to about 2.5 wt .-%.
  • electrolytes from the group of inorganic salts a wide number of different salts can be used.
  • Preferred cations are the alkali and alkaline earth metals, preferred anions are the halides and sulfates.
  • the use of NaCl or MgCl 2 in the agents is preferred.
  • the proportion of electrolytes in the agents is usually 0.5 to 5 wt .-%.
  • Non-aqueous solvents that can be used in the liquid detergents, for example, from the group of monohydric or polyhydric alcohols, alkanolamines or glycol ethers, provided that they are miscible in the specified concentration range with water.
  • the solvents are selected from ethanol, n- or i-propanol, butanols, glycol, propane or butanediol, glycerol, diglycol, propyl or butyl diglycol, hexylene glycol, ethylene glycol methyl ether, ethylene glycol ethyl ether, ethylene glycol propyl ether, ethylene glycol mono-n-butyl ether, diethylene glycol methyl ether , Diethylene glycol ethyl ether, propylene glycol methyl, ethyl or propyl ether, dipropylene glycol monomethyl or ethyl ether, diisopropylene glycol monomethyl or ethyl
  • Suitable foam inhibitors which can be used in the liquid detergents are, for example, soaps, paraffins or silicone oils, which may optionally be applied to support materials.
  • Suitable anti-redeposition agents which are also referred to as "soil repellents" are, for example, nonionic cellulose ethers such as methylcellulose and methylhydroxypropylcellulose with a proportion of methoxy groups of 15 to 30% by weight and of hydroxypropyl groups of 1 to 15% by weight, based in each case on nonionic cellulose ethers and the known from the prior art polymers of phthalic acid and / or terephthalic acid or derivatives thereof, in particular polymers of ethylene terephthalates and / or polyethylene glycol terephthalates or anionic and / or nonionic modified derivatives thereof.
  • Especially preferred of these are the sulfonated derivatives of the phthalic and terephthalic acid polymers.
  • Optical brighteners can be added to the liquid detergents in order to eliminate graying and yellowing of the treated textile fabrics. These fabrics impinge on the fiber and cause whitening and bleaching by transforming invisible ultraviolet radiation into visible longer wavelength light, emitting the ultraviolet light absorbed from the sunlight as faint bluish fluorescence, and pure with the yellowness of the grayed or yellowed wash White results.
  • Suitable compounds are derived, for example, from the substance classes of 4,4'-diamino-2,2'-stilbenedisulfonic acids (Flvonäuren), 4,4'-distyryl-biphenylene, Methylumbelliferone, coumarins, Dihydrochinolinone, 1,3-Diarylpyrazoline, Naphthal Acidimide, benzoxazole, benzisoxazole and benzimidazole systems and substituted by heterocycles pyrene derivatives.
  • the optical brighteners are usually used in amounts of between 0.03 and 0.3 wt .-%, based on the finished composition.
  • Grayness inhibitors have the task of keeping the dirt detached from the fiber suspended in the liquor and thus preventing the dirt from being rebuilt.
  • Water-soluble colloids of mostly organic nature are suitable for this purpose, for example glue, gelatine, salts of ether sulfonic acids or cellulose or salts of acidic sulfuric acid esters of cellulose or starch.
  • water-soluble polyamides containing acidic groups are suitable for this purpose. It is also possible to use soluble starch preparations and starch products other than those mentioned above, for example degraded starch, aldehyde starches, etc. Polyvinylpyrrolidone is also useful.
  • cellulose ethers such as carboxymethylcellulose (Na salt), methylcellulose, hydroxyalkylcellulose and mixed ethers such as methylhydroxyethylcellulose, methylhydroxypropylcellulose, methylcarboxymethylcellulose and mixtures thereof in amounts of from 0.1 to 5% by weight, based on the compositions.
  • the compositions may contain synthetic crease inhibitors.
  • the liquid detergents may contain antimicrobial agents.
  • antimicrobial agents Depending on the antimicrobial spectrum and mechanism of action, a distinction is made between bacteriostats and bactericides, fungistatics and fungicides, etc.
  • Important substances from these groups are, for example, benzalkonium chlorides, alkylarylsulfonates, halophenols and phenolmercuric acetate, with the compounds according to the invention also being able to dispense entirely with these compounds in particular.
  • compositions may contain further antioxidants. Belong to this class of connection for example, substituted phenols, hydroquinones, catechols and aromatic amines and organic sulfides, polysulfides, dithiocarbamates, phosphites and phosphonates.
  • Antistatic agents increase the surface conductivity and thus allow an improved drainage of formed charges.
  • External antistatic agents are generally substances with at least one hydrophilic molecule ligand and give a more or less hygroscopic film on the surfaces. These mostly surface-active antistatic agents can be subdivided into nitrogen-containing (amines, amides, quaternary ammonium compounds), phosphorus-containing (phosphoric acid esters) and sulfur-containing (alkyl sulfonates, alkyl sulfates) antistatic agents.
  • External antistatics are for example in the patent applications FR 1,156,513 . GB 873 214 and GB 839,407 described.
  • the lauryl (or stearyl) dimethylbenzylammonium chlorides disclosed herein are useful as antistatics for textile fabrics or as an additive to laundry detergents, with a softening effect being additionally achieved.
  • silicone derivatives can be used in the liquid detergents. These additionally improve the rinsing behavior of the agents by their foam-inhibiting properties.
  • Preferred silicone derivatives are, for example, polydialkyl or alkylaryl siloxanes in which the alkyl groups have one to five carbon atoms and are completely or partially fluorinated.
  • Preferred silicones are polydimethylsiloxanes, which may optionally be derivatized and are then amino-functional or quaternized or have Si-OH, Si-H and / or Si-Cl bonds.
  • the viscosities of the preferred silicones are in the range between 100 and 100,000 mPas at 25 ° C, wherein the silicones in amounts between 0.2 and 5 wt .-%, based on the total agent can be used.
  • the liquid detergents may also contain UV absorbers that wick onto the treated fabrics and improve the lightfastness of the fibers.
  • Compounds having these desired properties include, for example, the non-radiative deactivating compounds and derivatives of benzophenone having substituents in the 2 and / or 4 position. Also suitable are substituted benzotriazoles, phenyl-substituted acrylates (cinnamic acid derivatives) in the 3-position, optionally with cyano groups in the 2-position, salicylates, organic Ni complexes and natural substances such as umbelliferone and the body's own urocanic acid.
  • Suitable heavy metal complexing agents are, for example, the alkali metal salts of ethylenediaminetetraacetic acid (EDTA) or nitrilotriacetic acid (NTA) and alkali metal salts of anionic polyelectrolytes such as polymaleates and polysulfonates.
  • EDTA ethylenediaminetetraacetic acid
  • NTA nitrilotriacetic acid
  • anionic polyelectrolytes such as polymaleates and polysulfonates.
  • a preferred class of complexing agents are the phosphonates which are present in possible liquid detergents in amounts of from 0.01 to 2.5% by weight, preferably 0.02 to 2% by weight and in particular from 0.03 to 1.5% by weight .-% are included.
  • These preferred compounds include, in particular, organophosphonates, such as, for example, 1-hydroxyethane-1,1-diphosphonic acid (HEDP), aminotri (methylenephosphonic acid) (ATMP), diethylenetriaminepenta (methylenephosphonic acid) (DTPMP or DETPMP) and 2-phosphonobutane-1,2,4 -tricarboxylic acid (PBS-AM), which are mostly used in the form of their ammonium or alkali metal salts.
  • organophosphonates such as, for example, 1-hydroxyethane-1,1-diphosphonic acid (HEDP), aminotri (methylenephosphonic acid) (ATMP), diethylenetriaminepenta (methylenephosphonic acid) (DTPMP or DETPMP) and 2-phosphono
  • composition according to the invention dispersed particles whose diameter along their greatest spatial extent is 0.01 to 10,000 microns, may contain.
  • particles may be microcapsules as well as granules, compounds and fragrance beads, with microcapsules being preferred.
  • microcapsule is understood to mean aggregates which contain at least one solid or liquid core which is enclosed by at least one continuous shell, in particular a shell of polymer (s). These are usually finely dispersed liquid or solid phases coated with film-forming polymers, during the production of which the polymers precipitate on the material to be enveloped after emulsification and coacervation or interfacial polymerization.
  • the microscopic capsules can be dried like powder.
  • multinuclear aggregates also called microspheres, are known, which contain two or more cores distributed in the continuous shell material.
  • Mono- or polynuclear microcapsules can also be enclosed by an additional second, third, etc., sheath.
  • the shell may be made of natural, semi-synthetic or synthetic materials.
  • shell materials are, for example, gum arabic, agar agar, agarose, maltodextrins, alginic acid or its salts, for example sodium or calcium alginate, fats and fatty acids, cetyl alcohol, collagen, chitosan, lecithins, gelatin, albumin, shellac, polysaccharides, such as starch or dextran , Sucrose and waxes.
  • Semisynthetic shell materials include chemically modified celluloses, especially cellulose esters and ethers, e.g. Cellulose acetate, ethylcellulose, hydroxypropylcellulose, hydroxypropylmethylcellulose and carboxymethylcellulose, as well as starch derivatives, in particular starch ethers and esters.
  • Synthetic envelope materials are, for example, polymers such as polyacrylates, polyamides, polyvinyl alcohol or polyvinylpyrrolidone.
  • active ingredients for example, optical brighteners, surfactants, complexing agents, bleaching agents, bleach activators, dyes and fragrances, antioxidants, builders, enzymes, enzyme stabilizers, antimicrobial agents, grayness inhibitors, anti redeposition agents, pH adjusters, electrolytes, foam inhibitors and UV absorbers are located.
  • the microcapsules may contain, for example, cationic surfactants, vitamins, proteins, preservatives, detergency boosters or pearlescing agents.
  • the fillings of the microcapsules may be solids or liquids in the form of solutions or emulsions or suspensions.
  • the agents contain preservatives, which are preferably added at low concentrations, advantageously below 0.5% by weight, in order to delay microbial spoilage.
  • preservatives which are preferably added at low concentrations, advantageously below 0.5% by weight, in order to delay microbial spoilage.
  • salicylic acid, benzoic acid, malic acid, lactic acid, propionic acid, acetic acid, fumaric acid and / or sorbic acid and / or their derivatives and / or salts may serve as preservatives.
  • salicylic acid, sorbic acid, its derivatives and / or salts are suitable.
  • the microcapsules may have any shape in the production-related framework, but they are preferably approximately spherical. Their diameter along their largest spatial extent, depending on the components contained in their interior and the application between 0.01 microns (not visually recognizable as a capsule) and 10,000 microns. Preference is given to visible microcapsules having a diameter in the range from 100 ⁇ m to 7000 ⁇ m, in particular from 400 ⁇ m to 5000 ⁇ m.
  • the microcapsules are accessible by methods known in the art, with coacervation and interfacial polymerization being the most important.
  • microcapsules it is possible to use all surfactant-stable microcapsules available on the market, for example the commercial products (the cladding material in each case is indicated) Hallcrest microcapsules (gelatin, gum arabic), Coletica thalaspheres (marine collagen), Lipotec millicapsules (alginic acid, agar-agar), induchem unispheres (lactose, microcrystalline cellulose, hydroxypropylmethylcellulose); Unicerin C30 (lactose, microcrystalline cellulose, hydroxypropyl methylcellulose ), Kobo Glycospheres (modified starch, fatty acid esters, phospholipids), Softspheres (modified Agar Agar) and Kuhs Probiol Na nospheres (phospholipids).
  • Hallcrest microcapsules gelatin, gum arabic
  • Coletica thalaspheres marine collagen
  • Lipotec millicapsules alginic acid, agar-agar
  • induchem unispheres lactos
  • particles which have no core-shell structure but in which the active substance is distributed in a matrix of a matrix-forming material. Such particles are also referred to as "speckles”.
  • a preferred matrix-forming material is alginate.
  • an aqueous alginate solution which also contains the active substance to be enclosed or the active ingredients to be enclosed, is dripped off and then cured in a precipitation bath containing Ca 2+ ions or Al 3+ ions.
  • the alginate-based speckles are subsequently washed with water and then washed in an aqueous solution with a complexing agent to free Ca 2+ ions or free Al 3+ ions, which undesirable interactions with ingredients of the liquid detergent , eg the fatty acid soaps, can be washed out. Subsequently, the alginate-based speckles are washed again with water to remove excess complexing agent.
  • matrix-forming materials can be used instead of alginate.
  • matrix-forming materials include polyethylene glycol, polyvinylpyrrolidone, polymethacrylate, polylysine, poloxamer, polyvinyl alcohol, polyacrylic acid, polyethylene oxide, polyethoxyoxazoline, albumin, gelatin, acacia, chitosan, cellulose, dextran, ficoll®, starch, hydroxyethylcellulose, hydroxypropylcellulose, hydroxypropylmethylcellulose, hyaluronic acid, Carboxymethylcellulose, carboxymethylcellulose, deacetylated chitosan, dextran sulfate and derivatives of these materials.
  • the matrix formation in these materials takes place for example via gelation, polyanion-polycation interactions or polyelectrolyte-metal ion interactions and is well known in the art as well as the production of particles with these matrix-forming materials.
  • the particles can be stably dispersed in the aqueous liquid detergent.
  • Stable means that the compositions are stable at room temperature and at 40 ° C for a period of at least 4 weeks, and preferably at least 6 weeks, without the medium creaming or sedimenting.
  • the release of the active ingredients from the microcapsules or speckles is usually carried out during the application of the agents containing them by destruction of the shell or the matrix due to mechanical, thermal, chemical or enzymatic action.
  • the liquid detergents may contain identical or different particles in amounts of from 0.01 to 10% by weight, in particular from 0.2 to 8% by weight and very preferably from 0.5 to 5% by weight.
  • composition according to the invention consisting of water 55.75% by weight Citric acid * 1 H2O 3.50% by weight Na citrate * 2 H2O 1.75% by weight Dehyquart® AU 56 4.00% by weight Luviquat® Excellence 0.20% by weight Eumulgin® B3 0.25% by weight almond oil 30.00% by weight rosemary oil 0.40% by weight 96% ethanol 4.00% by weight formic acid 0.05% by weight Tocomix® L 70 (antioxidant) 0.10% by weight, was produced.
  • the composition was prepared with vigorous stirring at about 40 ° C in the form of a dispersion and then three times in succession by a high pressure homogenizer from. Niro Soavi (GEA, type NS 3006) at 500 bar and a temperature of 50 +/- 5 ° C. hazards. After cooling, a stable, readily dispersible in water and well ein Cyprusbare from the Ein Cyprushunt a washing machine microemulsion is obtained.
  • the droplet size d 50 is about 120 nm.
  • Luviquat® Excellence corresponds to 3-methylvinylimidazoline chloride vinylpyrrolidone copolymer ex BASF AG;
  • Dehyquart® AU 56 corresponds to dihydrogenated tallow hydroxyethylammonium methosulfate ex Cognis GmbH &Co.KG;
  • Eumulgin® B3 corresponds to cetylstearyl alcohol + 30-EO (ethylene oxide adduct) ex Cognis GmbH & Co. KG,
  • Tocomix® L 70 corresponds to D-mixed tocopherol in sunflower oil ex Jan Dekker Nederland B.V.
  • the pH of the composition is 3.5.
  • the viscosity of the composition (Brookfield, spindle 3, 20 rpm, 23 ° C.) is 48 mPas.
  • the stability of the composition is good after 1 h, also good after 1 day and good after 1 week.
  • the Einauerworth from the Ein Pattersoncromediatry (compartment for softener) an automatic washing machine is also good, also the dispersibility in water (already at 20 ° C).
  • test fields each occupied an area of 10 x 15 cm.
  • the fields were given the field names p (proximal), m (medial) and d (distal).
  • the aim was to detect a measurable re-fatting after a friction or 24-hour wearing time of treated textiles (equivalent to "textile treated") by the determination of triglyceride (C18: 2).
  • the treatment 1 (rub test).
  • the surface d was rubbed off 20 times with a 10x10 cm textile cloth.
  • the textile cloth for the left arm corresponded in each case to "textile treated”
  • the textile cloth for the right arm corresponded to "textile untreated”.
  • all surfaces were rubbed off individually with gauze cloths soaked in 1 ml isopropanol 5 times.
  • the gauze towels were stirred with 5 ml of isopropanol and internal standard overnight.
  • the organic phase was taken and transesterified with methanol-BF 3 and analyzed by GC-MS-FID coupling.
  • C18 2 fatty acid methyl ester (in ⁇ g) can be found in the following tables: Subject 1 left UA right UA Textile treated ⁇ g / extract Textile untreated ⁇ g / extract Orientation value for the untreated situation p 5 10 m 4 5 d 3 5 Initial value for the fat-free situation p 5 5 m 5 4 d 4 4 Extraction after treatment 1: rub test d 8th 4 Extraction of the zero value for treatment 1 m 5 5 5 Extraction after treatment 2: 24 h wearing time p 17 4 Extraction of the zero value for treatment 2 after 24 h m 4 5 Test person 2 left UA right UA Textile treated ⁇ g / extract Textile untreated ⁇ g / extract Orientation value for the untreated situation p 5 3 m 3 3 d 5 4 Initial value for the fat-free situation p 5 4 m 3 4 d 4 5 Extraction after treatment 1: rub test d 8th 4 Extraction of the zero value for treatment 1 m 3 3 Extraction after treatment 2:

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Claims (16)

  1. Utilisation d'une microémulsion qui présente une viscosité située dans la plage de 5 à 300 mPa.s (mesurée avec le viscosimètre de Brookfield DV II à 22°C, 20 t/min, axe 3), contenant
    a) une/des huiles naturelles
    et
    b) un système d'émulsifiant d'au moins un émulsifiant hydrophile, qui est un alcool gras éthoxylé, ainsi qu'au moins un émulsifiant cationique lipophile, ainsi que
    c) 50 à 90% en poids d'eau, par rapport à la totalité de l'agent,
    pour le traitement de textiles dans le processus de rinçage d'un lave-linge automatique, la microémulsion étant entraînée par l'eau du compartiment à détergent d'un lave-linge automatique usuel du commerce dans l'espace de lavage.
  2. Utilisation selon la revendication 1, caractérisée en ce que la microémulsion présente une grosseur des gouttes d50 inférieure à 500 nm.
  3. Utilisation selon l'une quelconque des revendications 1 ou 2, caractérisée en ce que la microémulsion contient un polymère cationique, de préférence en des quantités inférieures à 10% en poids, avantageusement inférieures à 5% en poids, plus avantageusement en des quantités inférieures à 3% en poids, de manière encore plus avantageuse en des quantités inférieures à 1% en poids, en particulier cependant en des quantités inférieures à 0,5% en poids, où on ne passe pas sous une limite inférieure de préférence de 0,05% en poids, avantageusement de 0, 1 % en poids.
  4. Utilisation selon l'une quelconque des revendications 1 à 3, caractérisée en ce que l'huile naturelle contenue dans la microémulsion est choisie parmi les huiles grasses végétales et/ou animales et/ou les huiles essentielles.
  5. Utilisation selon l'une quelconque des revendications 1 à 4, caractérisée en ce que le rapport des quantités d'émulsifiant cationique à non ionique est avantageusement situé dans la plage de 70:1 à 3:1, en particulier de 50:1 à 8:1, de préférence de 30:1 à 10:1, et de manière particulièrement préférée de 20:1 à 12:1.
  6. Utilisation selon l'une quelconque des revendications 1 à 5, caractérisée en ce qu'il s'agit, pour les émulsifiants cationiques contenus dans la microémulsion, de composés d'ammonium quaternaire, avantageusement de composés d'ammonium quaternaire alkylés, présentant de préférence un, deux ou trois groupes hydrophobes, qui sont en particulier liés via des liaisons ester ou amido avec une diéthanolamine ou une triéthanolamine quaternisée ou un composé analogue.
  7. Utilisation selon l'une quelconque des revendications 1 à 6, caractérisée en ce que la microémulsion contient moins de 20% en poids, de préférence moins de 15% en poids, avantageusement moins de 10% en poids, de manière très avantageuse moins de 5% en poids, de manière plus avantageuse moins de 4% en poids, de manière encore plus avantageuse moins de 3,5% en poids, de manière plus avantageuse moins de 3% en poids, de manière extrêmement avantageuse moins de 2,5% en poids, de manière tout à fait avantageuse moins de 2% en poids, cependant au moins 0,1% en poids, avantageusement au moins 0,5% en poids, en particulier au moins 1% en poids d'émulsifiants cationiques.
  8. Utilisation selon l'une quelconque des revendications 1 à 7, caractérisée en ce que la microémulsion contient moins de 5% en poids, de préférence moins de 3% en poids, avantageusement moins de 2% en poids, de manière très avantageuse moins de 1,5% en poids, de manière plus avantageuse moins de 1,0% en poids, de manière encore plus avantageuse moins de 0,75% en poids, de manière très avantageuse moins de 0,6% en poids, de manière extrêmement avantageuse moins de 0,45% en poids, de manière tout à fait avantageuse moins de 0,35% en poids, cependant au moins 0,15% en poids, avantageusement au moins 0,2% en poids, en particulier au moins 0,25% en poids d'émulsifiants non ioniques.
  9. Utilisation selon l'une quelconque des revendications 1 à 8, caractérisée en ce que la microémulsion contient au moins 0,5% en poids, de préférence au moins 2,5% en poids, avantageusement au moins 5% en poids, en particulier 10% en poids, cependant pas plus de 50% en poids, de préférence pas plus de 45% en poids, avantageusement pas plus de 40% en poids, de manière très avantageuse pas plus de 35% en poids, de manière encore plus avantageuse pas plus de 32% en poids, de manière très avantageuse pas plus de 28% en poids, de manière tout à fait avantageuse pas plus de 25% en poids d'huiles, à chaque fois par rapport à la totalité de l'agent.
  10. Utilisation selon l'une quelconque des revendications 1 à 9, caractérisée en ce que la microémulsion contient au moins 0,05% en poids, de préférence au moins 0,1% en poids, avantageusement au moins 0,15% en poids, en particulier au moins 0,2% en poids, cependant pas plus de 3% en poids, de préférence pas plus de 2,5% en poids, avantageusement pas plus de 2,0% en poids, de manière très avantageuse pas plus de 1,5% en poids, de manière encore plus avantageuse pas plus de 1,0% en poids, de manière très avantageuse pas plus de 0,75% en poids, de manière tout à fait avantageuse pas plus de 0,5% en poids d'épaississants hydrophiles et/ou lipophiles.
  11. Utilisation selon l'une quelconque des revendications 1 à 10, caractérisée en ce que la microémulsion contient pas plus de 85% en poids, avantageusement pas plus de 80% en poids, de manière très avantageuse pas plus de 75% en poids, de manière encore plus avantageuse pas plus de 70% en poids, de manière avantageuse pas plus de 68% en poids, de manière tout à fait avantageuse pas plus de 65% en poids d'eau, à chaque fois par rapport à la totalité de l'agent.
  12. Utilisation selon l'une quelconque des revendications 1 à 11, caractérisée en ce que la microémulsion contient au moins 0,03% en poids, en particulier 0,05 à 1% en poids d'antioxydants naturels, en particulier choisis parmi les antioxydants terpéniques, la vitamine E, la vitamine A, la vitamine C, le sélénium et/ou leurs dérivés ou leurs mélanges.
  13. Utilisation selon l'une quelconque des revendications 1 à 12, caractérisée en ce que la viscosité de la microémulsion est située entre 20 à 180 mPa.s et en particulier entre 25 et 120 mPa.s, mesurée avec le viscosimètre de Brookfield DV II à 22°C, 20 t/min, axe 3.
  14. Utilisation selon l'une quelconque des revendications 1 à 13, caractérisée en ce que la densité de la microémulsion est située dans la plage de 0,900 à 1,050 g/cm3, de préférence entre 0,950 et 1,030 g/cm3 et en particulier entre 0,980 et 1,015 g/cm3 à 22°C.
  15. Agent de post-traitement de textiles, qui contient au moins les composants a) un antioxydant, b) au moins un émulsifiant cationique lipophile, c) au moins un émulsifiant hydrophile, qui est un alcool gras éthoxylé, ainsi que d) des huiles naturelles, caractérisé en ce que l'agent se trouve sous forme d'une microémulsion présentant une grosseur des gouttes d50 inférieure 500 nm et présente une viscosité dans la plage de 5 à 300 mPa.s (mesurée avec le viscosimètre de Brookfield DV II à 22°C, 20 t/min, axe 3), où il contient 50 à 90% en poids d'eau par rapport à la totalité de l'agent.
  16. Agent selon la revendication 15, caractérisé en ce qu'il contient un tampon acide, de préférence un système tampon organique, qui tamponne la microémulsion et le bain de traitement textile en particulier dans une plage de pH de 3 à 5,5.
EP05701327.8A 2004-02-14 2005-02-03 Micro-emulsions Active EP1713896B2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL05701327T PL1713896T3 (pl) 2004-02-14 2005-02-03 Mikroemulsje

Applications Claiming Priority (2)

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DE102004007312A DE102004007312A1 (de) 2004-02-14 2004-02-14 Mikroemulsionen
PCT/EP2005/001061 WO2005078061A1 (fr) 2004-02-14 2005-02-03 Micro-emulsions

Publications (3)

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EP1713896A1 EP1713896A1 (fr) 2006-10-25
EP1713896B1 true EP1713896B1 (fr) 2009-05-20
EP1713896B2 EP1713896B2 (fr) 2021-11-24

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US (1) US20070197418A1 (fr)
EP (1) EP1713896B2 (fr)
JP (1) JP2007524743A (fr)
AT (1) ATE431845T1 (fr)
DE (2) DE102004007312A1 (fr)
ES (1) ES2326176T3 (fr)
PL (1) PL1713896T3 (fr)
WO (1) WO2005078061A1 (fr)

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US9307758B2 (en) 2009-06-19 2016-04-12 Exacto, Inc. Polyacrylamide based agricultural compositions
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US9428630B2 (en) 2009-06-19 2016-08-30 Exacto, Inc. Water-in-oil polyacrylamide-based microemulsions and related methods
JP5719113B2 (ja) * 2010-02-19 2015-05-13 稲畑香料株式会社 消臭剤及びそれを用いた消臭剤組成物
US8883709B2 (en) * 2010-03-19 2014-11-11 S.C. Johnson & Son, Inc. Laundry pretreatment compositions containing fatty alcohols
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DE102014214463A1 (de) * 2014-07-24 2016-01-28 Beiersdorf Ag Deodorantzubereitungen umfassend Polyquaternium Polymere
JP6120888B2 (ja) * 2015-01-27 2017-04-26 ロイヤルネットワーク株式会社 非水系洗浄剤組成物
US11260018B2 (en) 2015-09-17 2022-03-01 Jrx Biotechnology, Inc. Approaches for improving skin hydration and moisturization
CN105238578B (zh) * 2015-10-30 2017-12-15 深圳市新纶科技股份有限公司 一种微乳液型清洗剂及其制备方法
CN106665700B (zh) * 2016-12-07 2022-07-26 张树清 一种植物源类消毒组合物、消毒剂及其制备方法
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EP4234535A1 (fr) * 2022-02-25 2023-08-30 Basf Se Huile de macaúba pour la fabrication de produits oléochimiques
WO2023161332A1 (fr) * 2022-02-25 2023-08-31 Basf Se Alkyl amido bétaïnes amphotères produites à partir d'huile de palme de macaúba
EP4234665A1 (fr) * 2022-02-25 2023-08-30 Basf Se Huile de macaúba pour la fabrication de produits oléochimiques
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Also Published As

Publication number Publication date
PL1713896T3 (pl) 2009-10-30
US20070197418A1 (en) 2007-08-23
WO2005078061A1 (fr) 2005-08-25
ES2326176T3 (es) 2009-10-02
DE502005007315D1 (de) 2009-07-02
ATE431845T1 (de) 2009-06-15
JP2007524743A (ja) 2007-08-30
EP1713896A1 (fr) 2006-10-25
EP1713896B2 (fr) 2021-11-24
DE102004007312A1 (de) 2005-09-01

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