ES2276046T3 - ANTIBACTERIAL CLEANING TOWEL. - Google Patents

Abstract

An antibacterial cleaning wipe comprising a nonwoven fabric wherein the nonwoven fabric is impregnated with a cleaning composition that provides a lasting antibacterial protection of hard surfaces.

Description

Antibacterial cleansing wipe.

Field of the Invention

The present invention relates to fabrics not fabrics that have been impregnated with a cleaning composition liquid that provides lasting antibacterial protection from hard surfaces.

Background of the invention

Patent literature describes numerous wipes for both body cleaning and cleaning hard surfaces, but none describes the cleaning wipes snapshot that provide lasting antibacterial protection of hard surfaces and a minimization of threads and residues.

United States Patent Documents Nos. 5,756,612, 5,763,332, 5,908,707, 5,914,177, 5,980,922 and 6,168,852 teach cleaning compositions that are emulsions inverse

United States Patent Documents Nos. 6,183,315 and 6,183,763 teach cleaning compositions that They contain a proton-giving agent and they have an acidic pH.

United States Patent Documents Nos. 5,863,663, 5,952,043, 6,063,746 and 6,121,165 teach cleaning compositions that are emulsions "oil in Water".

Compendium of the invention

A cleaning wipe for cleaning and durable antibacterial protection of hard surfaces, such as walls, sinks, bathtubs, doorknobs and door handles, tables, floors and ceilings of cabinets and countertops, comprising a non-fabric woven that contains at least polyester fibers and fibers of viscose, in which the nonwoven fabric is impregnated with a composition liquid cleaner comprising an anionic surfactant and a polycationic antibacterial agent, a non-ionic surfactant or a emulsifier; optionally, a perfume; optionally, an agent proton giver; optionally, co-surfactants and solvents and water, in which the liquid cleaning composition is not an emulsion and does not contain proteins, metal salts, enzymes, amides, sodium hypochlorite, dimethicone, N-methyl-2-pyrrolidone, monoalkyl phosphate or silicon based sulfosuccinate.

Detailed description of the invention

The present invention relates to a wipe of antibacterial cleaning for hard surfaces, as defined in claim 1.

As used herein and in the annexed claims, the term "perfume" is used in its ordinary meaning, to refer to and include any substance odor not soluble in water or any mixture of substances that include natural odoriferous substances (i.e., obtained by extraction of flowers, herbs or plants), artificial (it is that is, mixtures of natural oils or oily constituents) and synthetically produced Typically, perfumes are mixtures complex mixtures of various organic compounds such as alcohols, aldehydes, ethers, aromatic compounds and amounts essential oil variables (e.g. terpenes), such as from 0 to 80%, usually from 10% to 70% by weight, being their own essential oils volatile odoriferous compounds and serving also to dissolve the other components of the perfume.

In the present invention, the precise composition of the perfume has no special influence on the cleaning performance as long as it meets the criteria of immiscibility in water and having a pleasant smell. Naturally, of course, especially for cleaning compositions that are intended to be used at home, the perfume, like the other ingredients, should be cosmetically acceptable, that is, non-toxic, hypoallergenic,
etc.

Suitable essential oils are chosen in the group consisting of: natural melting point anethole 20/21 ° C; essence of star anise from China; essence of anise " globe brand "; balsam of Peru; Basil essence (India); black pepper essence; black pepper oleoresin 40/20; Rosewood or Rosewood (Brazil) FOB; borneol scales (China); white camphor essence; synthetic technical camphor powder; essence of cananga (Java); essence of cardamono; cinnamon essence (China); Cedar essence (China) BP; essence of cinnamon bark; cinnamon leaf essence; citronella essence; essence of clove buds; clove leaf; coriander (Russia); melting point coumarin 69 ° C (China); aldehyde cyclamen; diphenyl oxide; ethyl vanillin; eucalyptol; eucalyptus essence; lemon odor eucalyptus (citriodora); fennel essence; essence of geranium; ginger essence; ginger oleoresin (India); white grapefruit essence; essence of holy stick; Gurjun balm from Pakistan or log from India; heliotropin; isobornyl acetate; isolongifolene; essence of juniper berries; L-methyl acetate; lavender essence; lemon essence; lemongrass essence; distilled essence of lime; essence of litsea cubeba; longifolene; menthol crystals; methyl ketyl ketone; methylchavicol; methyl salicylate; ambrette musk; musk ketone; musk xylol; nutmeg essence: orange essence; patchouli essence; Peperine essence (peppermint peppermint); phenylethyl alcohol; allspice essence; essence of allspice leaves; rosalin; essence of sandalwood; sandenol; sage essence; sassafras essence; peppermint essence; alhucema (lavender spica); carnation of the Indies or carnation of moro; essence of the tea tree; vanillin; essence of vetiver (Java); essence of gaulteria; alocimeno; Arbanex? Arbanol®; bergamot essences; camphene; alpha-canphthenic aldehyde; 1-carvone; cineols; citral; citronellol terpenes; alpha-citronellol; citronellyl acetate; citronellilitrile; paracimeno; dihydroanetol; dihydrocarvetol; d-dihydrocarvone; dihydrolinalol; dihydromyrcene; dihydromyrcenol; dihydromyrcenyl acetate; dihydroterpineol; dimethyloctanal; dimethyloctanol; dimethyloctanyl acetate; estragole; Ethyl 2-methylbutyrate; fenchol; Ferniol ™; Florylis? geraniol; geranyl acetate; Glidmint ™; peppermint essences; Glidox? grapefruit essences; trans-2-hexenal; trans-2-hexenol; cis-3-hexenyl isovalerate; Cis-3-hexanyl 2-methylbutyrate; hexyl isovalerate; Hexyl 2-methylbutyrate; hydroxycitronellal; ionone; isobornylmethyl ether; linalool; linalool oxide; linalyl acetate; methane hydroperoxide; 1-methyl acetate; methylhexyl ether; Methyl 2-methylbutyrate; 2-methylbutyl isovalerate; myrcene nerol; neryl acetate; 3-octanol; 3-octyl acetate; Phenylethyl 2-methylbutyrate; bitter orange oil; cis-pinano; pineapple hydroperoxide; pinanol; pine ester; pine needle essences; tetrahydromyrcenol; Tetralol®; tomato essences; vitalize; Zestoral ™; HINOKITIOL? And THUJOPSIS DOLABRATA?.

The non-ionic water-soluble surfactants used in this invention are well known commercially and include the ethoxylates of primary aliphatic alcohols, the ethoxylates of secondary aliphatic alcohols, the ethoxylates of alkylphenols and the condensates of ethylene oxide and primary propylene oxide with such alcohols, such such as Plurafacs (from BASF) and ethylene oxide condensates with sorbitan fatty acid esters such as Tweens (from ICI). Nonionic synthetic organic detergents are generally the condensation products of an aliphatic or alkylaromatic organic hydrophobic compound and hydrophilic ethylene oxide groups. Virtually any hydrophobic compound having a carboxy, hydroxy, amido or amino group with a free hydrogen bound to nitrogen can be condensed with ethylene oxide or with its polyhydration product, polyethylene glycol, to form a water-soluble non-ionic detergent. In addition, the length of the polyethenoxy chain can be adjusted, in order to achieve the desired balance between the hydrophilic and hydrophobic elements.
Bicos

The nonionic surfactants class includes the condensation products of a higher alcohol (for example a alkanol containing 8 to 18 carbon atoms in a configuration of a straight or branched chain) condensed with 5 a 30 moles of ethylene oxide; for example lauric alcohols or myristic condensed with 16 moles of ethylene oxide (OE); tridecanol condensed with 6 moles of OE, myristic alcohol condensed with 10 moles of OE per mole of myristic alcohol, the OE condensation product with a fatty alcohol fraction of coconut containing a mixture of fatty alcohols with chains alkyls whose length varies from 10 to 14 carbon atoms and in the that the condensate contains well 6 moles of OE per mole of alcohol total or 9 moles of OE per mole of alcohol and ethoxylates of tallow alcohol containing 6 to 11 moles of OE per mole of alcohol.

A preferred group of the preceding non-ionic surfactants are Neodol ethoxylates (Shell Company), which are higher aliphatic primary alcohols containing 9 to 15 carbon atoms, such as alkanols of 9 to 11 carbon atoms fused with 2 , 5 to 10 moles of ethylene oxide (NEODOL 91-2.5 or -5 or -6 or -8); alkanols of 12 to 13 carbon atoms condensed with 6.5 moles of ethylene oxide (Neodol 23-6.5); alkanols of 12 to 15 carbon atoms condensed with 12 moles of ethylene oxide (Neodol 25-12); alkanols of 14 or 15 carbon atoms condensed with 13 moles of ethylene oxide (Neodol 45-13) and similar
lares

Other condensates of satisfactory water-soluble alcohols and ethylene oxides are the condensation products of a secondary aliphatic alcohol containing from 8 to 18 carbon atoms in a straight or branched chain configuration fused with 5 to 30 moles of ethylene oxide. Examples of commercially available non-ionic detergents of the foregoing type are secondary alkanols of 11 to 15 carbon atoms condensed with either 9 moles of OE (Tergitol 15-S-9) or with 12 moles of OE (Tergitol 15-S-12) , sold by Union
Carbide

Among other suitable nonionic surfactants polyethylene oxide condensates of one mole of alkylphenol containing 8 to 18 carbon atoms in a group straight or branched chain alkyl with 5 to 30 moles of oxide ethylene. Specific examples of alkylphenol ethoxylates are nonylphenol condensed with 9.5 moles of OE per mole of nonylphenol; dinonylphenol condensed with 12 moles of OE per mole of phenol; dinonylphenol condensed with 15 moles of OE per mole of phenol and di-isooctylphenol condensed with 15 moles of OE per mole of phenol Among nonionic surfactants of this type commercially available Igepal is included CO-630 (nonylphenol ethoxylate) marketed by GAF Corporation.

Also, among non-ionic surfactants satisfactory are the condensation products, soluble in water, from an alkanol of 8 to 20 carbon atoms with a heteromix of ethylene oxide and propylene oxide in which the weight ratio of ethylene oxide to propylene oxide is 2.5: 1 to 4: 1, preferably from 2.8: 1 to 3.3: 1, the total being ethylene oxide and propylene oxide 60 to 85% by weight, preferably 70 to 80% (including the terminal ethanol group or propanol). Such detergents are marketed by BASF-Wyandotte and a detergent especially preferred is a condensate of an alkanol of 10 to 16 atoms of carbon with ethylene oxide and propylene oxide, whose ratio in The weight of ethylene oxide to propylene oxide is 3: 1 and whose Total alkoxy content is about 75% by weight.

In the described composition you can also use as ingredients in the role of non-ionic detergents condensates of 2 to 30 moles of ethylene oxide with mono and sorbitan esters of alkanoic acids of 10 to 20 atoms of carbon that have an HLB (balance lipophilic-hydrophilic, of its acronym in English) 8 to 15. These surfactants are well known and available commercially with the trademark Tween at Imperial Chemical Industries Suitable surfactants include the polyoxyethylene (4) sorbitan monolaurate, trioleate polyoxyethylene (20) sorbitan and polyoxyethylene triestearate (20) sorbitan

Other water-soluble non-ionic surfactants Suitable are sold under the trademark "Pluronics". The Compounds are formed by condensing ethylene oxide with a base hydrophobic formed by the condensation of propylene oxide with propylene glycol. The molecular weight of the hydrophobic part of the molecule is of the order of 950 to 4000 and preferably 2000 to 2500. The addition of polyoxyethylene radicals to the part hydrophobic tends to increase the overall solubility of the molecule, so that the surfactant is soluble in water. Molecular weight of the block polymers varies from 1000 to 15,000 and the content of Polyethylene oxide may comprise from 20 to 80% by weight. Preferably, these surfactants will be in liquid form and the Satisfactory surfactants are available in grades L62 and L64.

Among the suitable anionic surfactants water soluble, non-soaps, used in the compositions of The present invention includes those detergent compounds or surfactants containing an organic hydrophobic group that It generally contains 8 to 26 carbon atoms and preferably from 10 to 18 carbon atoms in their molecular structure and at least a water solubilizing group chosen in the group of following: sulphonate, sulfate and carboxylate, so that it forms a water soluble detergent. Normally, the hydrophobic group will include or comprise an alkyl or acyl group of 8 to 22 atoms of carbon. Such surfactants are used in the form of soluble salts. in water and the cation that forms the salt is usually selected in the group consisting of: sodium, potassium, ammonium, zinc, magnesium and di o tri-alkanolammonium, being preferred again as cations: sodium, magnesium and ammonium.

Examples of suitable anionic surfactants they are the well known mononuclear aromatic sulfonates higher alkyl, such as alkyl benzenesulfonates superiors containing 10 to 16 carbon atoms in the group upper alkyl, in a straight or branched chain; the alkyl toluenesulfonates of 8 to 15 carbon atoms and alkylphenolsulfonates of 8 to 15 carbon atoms.

The linear alkylbenzenesulfonate has a high content of 3-phenyl isomers (or higher) and a correspondingly low 2-phenyl content isomers (or lower) (well below 50%); that is, isomers in which the benzene ring is preferably attached in large party in position 3 or greater (for example, 4, 5, 6 or 7) of the group alkyl and the content of isomers in which the ring benzene is attached in positions 1 or 2 is correspondingly low. Especially preferred materials are described in the U.S. Patent Document No. 3,320,174.

Other suitable anionic surfactants are those olefinsulfonates, including long chain alkenyl sulfonates, long chain hydroxyalkenesulfonates or mixtures of alkenesulfonates and hydroxyalkenesulfonates. These detergents from olefinsulfonates can be prepared in the known manner, by the reaction of sulfur trioxide (SO3) with chain olefins long containing 8 to 25, preferably 12 to 21 atoms of carbon and that have the formula RCH = CHR1, where R is a group upper alkyl of 6 to 23 carbon atoms and R1 is a group alkyl of 1 to 17 carbon or hydrogen atoms, to form a mixture of sultones and alkenesulfonic acids, which is treated then to convert the sultones into sulfonates. The Preferred olefinsulfonates contain 14 to 16 carbon atoms in the alkyl group R and are obtained by sulfonating a alpha-olefin

Other examples of anionic surfactants Suitable sulfonate type are paraffin sulfonates that They contain 10 to 20 carbon atoms, preferably 13 to 17. Primary paraffin sulfonates are prepared by making react long chain alpha-olefins and bisulfites In United States patent documents Nos. 2,503,280, 2,507,088, 3,260,744 and 3,372,188 and the patent German 735,096 paraffin sulfonates having the sulfonate group distributed along the paraffinic chain.

Examples of anionic surfactants of the type Satisfactory sulfates are preferred alkyl sulfate salts with chains of 8 to 18 carbon atoms and alkyl sulfate salts with chains of 8 to 18 carbon atoms and salts of alkylene polyethenoxysulfate with chains of 8 to 18 carbon atoms that have the formula R (OC 2 H 4) n OSO 3 M, in which n is equal to an integer between 1 and 12, preferably 1 to 5 and M is a solubilizing cation chosen from those of the group of ions that It consists of: sodium, potassium, ammonium, zinc, magnesium and mono, di and triethanolammonium The alkyl sulfates can be obtained by sulfating the alcohols obtained by reducing coconut oil glycerides or tallow or mixtures thereof and neutralizing the resulting product.

On the other hand, the alkyletherpolyetenoxysulfates are obtained by sulfating the product of condensation of ethylene oxide with an alkanol of 8 to 18 atoms of carbon and neutralizing the resulting product. The alkyleneterepolyetenoxysulfates differ from each other in the number of moles of ethylene oxide that have reacted with one mole of alkanol Alkylsulfates and alkylene terepolyetenoxysulfates Preferred contain from 10 to 16 carbon atoms in the group I rent.

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The alkylphenyletherpolyetenoxysulfates from 8 to 12 carbon atoms containing 2 to 6 moles of ethylene oxide in the molecule they are also suitable for use in Compositions of the invention. These surfactants can be prepare by reacting an alkylphenol with 2 to 6 moles of ethylene oxide and sulphating and neutralizing alkylphenol resulting ethoxylate.

Other suitable anionic detergents are alkylene polyethenoxycarboxylates of 9 to 15 carbon atoms that it has the structural formula R (OC 2 H 4) n OX COOH in which n is a number from 4 to 12, preferably from 5 to 10 and X is chosen in the group consisting of: CH 2, C (O) R 1 and

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one

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where R_ {1} is a group alkylene of 1 to 3 carbon atoms. Preferred compounds include alkylene polyethenoxy (7-9) C (O) CH 2 CH 2 COOH of 1 to 9 carbon atoms, alkylene polyethenoxy (7-9)

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2

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from 13 to 15 carbon atoms and alkylene polyethenoxy (5-7) CH 2 COOH from 10 to 12 carbon atoms These compounds can be prepared by condensing ethylene oxide with the appropriate alkanol and reacting this reaction product with chloroacetic acid to prepare acids ether carboxylic acids, as described in the patent document of United States number 3,741,911 or with succinic anhydride or anhydride phthalic.

Obviously, these anionic detergents can be present already in the form of acid and in the form of salt, depending of the pH of the final composition, the cation forming the salt being the same as for the other anionic detergents.

An emulsifier used in the composition of the This case is called LRI, manufactured by Wackherr, which is a mixture of a hydrogenated PEG-40 castor oil and of PPG-26 buteth 26. Other useful emulsifiers they are all surfactants that can be used to solubilize perfumes or other lipophilic ingredients in water, such as surfactants that belong to the following families and that have an HLB (hydrophilic-lipophilic balance value) greater than 12: ethoxylated fatty alcohols; ethoxylated lanolin; ethoxylated glycerides or ethoxylated and hydroxylated glycerides; amides ethoxylated; ethoxylated carboxylic acids (acylates and diacylates polyethylene glycol); OE-OP block copolymers or any OEP propoxylated ether, as well as sorbitan esters and sorbitol. More specifically, the following may be mentioned examples:

Ethoxylated castor oil or castor oil hydrogenated ethoxylated as Arlatone 289, 650 and 827 of Imperial Chemical Industries; all mixtures containing oil ethoxylated castor or ethoxylated hydrogenated castor oil as Arlatone 975 and Arlatone 980 of either Imperial Chemical Industries or also the emulsifier 2/014160 of Dragoco which is a mixture of fatty alcohol polyglycol ether and castor oil ethoxylate hydrogenated; all ethoxylated alkyl alcohols as the range of Brij surfactants from Imperial Chemical Industries or also Arlasolve 200 which is an ethoxylated isohexadecyl alcohol; all the mono and tri-esters of polyethylene glycol alkanoic acids sorbitan, from Imperial Chemical Industries, especially Tween 20, what is the monolaurate of polyoxyethylene (20) sorbitan.

The co-surfactants or cosurfactants of the composition referred to in this report are chosen in the group consisting of: polypropylene glycol of formula HO (CH 3 CHCH 2 O) n H, where n is a number from 1 to 18 and mono and di alkyl ethers of 1 to 6 carbon atoms and ethylene glycol and propylene glycol esters having the formulas Structural R (X) n OH, R 1 (X) n OH, R (X) n OR and R 1 (X) n OR 1, in which R is a group alkyl of 1 to 6 carbon atoms, R 1 is an acyl group of 2 to 4 carbon atoms, X is (OCH2CH2) or (OCH2 (CH3) CH) and n is a number from 1 to 4; diethylene glycol; triethylene glycol; an alkyl lactate, in which the alkyl group has 1 to 6 carbon atoms; 1-methoxy-2-propanol; 1-methoxy-3-propanol and 1-methoxy-2-, 3- or 4-butanol.

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Representative members of the group of Propylene glycols are dipropylene glycol and polypropylene glycol which they have a molecular weight of 150 to 1000, for example, polypropylene glycol 400. Satisfactory glycol ethers are: ethylene glycol monobutyl ether (butyl cellosolve); diethylene glycol monobutyl ether (butylcarbitol); triethylene glycol monobutyl ether; monkey say tripropylene glycol monobutyl ether; tetraethylene glycol monobutyl ether; mono, di, tripropylene glycol monomethyl ether; propylene glycol monomethyl ether; ethylene glycol monohexyl ether; diethylene glycol monohexyl ether; propylene glycol-t-butyl ether; ethylene glycol monoethyl ether; ethylene glycol monomethyl ether; ethylene glycol monopropylether; ethylene glycol monopyl ether; diethylene glycol monomethyl ether; diethylene glycol monoethyl ether; diethylene glycol monopropyl ether; diethylene glycol monopyl ether; triethylene glycol monomethyl ether; triethylene glycol monoethyl ether; triethylene glycol monopropylether; triethylene glycol monopyl ether; triethylene glycol monohexyl ether; monkey say tripropylene glycol monopyl ether; monkey say tripropylene glycol monohexyl ether; monkey say tributylene glycol monomethyl ether; monkey say tributylene glycol monoethyl ether; monkey say tributylene glycol monopropylether; monkey say tributylene glycol monobutyl ether; monkey say tributylene glycol monosteroether and monkey, say, tributylene glycol monohexyl ether; ethylene glycol monoacetate and dipropylene glycol propionate.

Alkanes of 1 to 4 carbon atoms Preferred are ethanol or isopropanol and mixtures thereof.

The final essential ingredient in compositions described herein that has improved the Properties of surface tension is water. Generally the proportion of water in the compositions is in the range of 20% at 99.7%, preferably from 70% to 97%, by weight.

In addition to the essential ingredients previously described, the compositions of the invention often may contain, and preferably contain, one or more ingredients additional that serve to improve the overall performance of the product.

If desired, the antibacterial solution of This invention also contains other components, either for provide an additional effect or to make the product Be more attractive to the consumer. As an example, They mention the following: pigments or dyes, in amounts of up to a maximum of 0.5% by weight; 2,6-di-terbutyl-p-cresol etc, in amounts of up to 2% by weight; and agents of pH adjustment, such as sulfuric or hydrochloric acids or hydroxide sodium, as needed.

The proton-giving agent that can be used in The present composition is chosen in the group consisting of acids organic and inorganic acids and mixtures thereof. Organic acids they are chosen in the group consisting of mono and carboxylic acids dialiphatic and organic acids containing hydroxy groups and their mixtures Typical organic acids are as follows: adipic, succinic, lactic, glycolic, salicylic, tartaric, citric, gluconic, malic, acetic, pyruvic, sorbic, propionic, formic and ortho-hydroxybenzoic. Typical inorganic acids they are: sulfuric acid, nitric acid and hydrochloric acid.

The cleaning compositions are prepared by mixing the ingredients in batches at 25-30 ° C. The nonwoven fabric is impregnated with the liquid cleaning composition by a positive impregnation process. The liquid is positively fed onto the nonwoven fabric by a controlled gear pump and injection bar, at a rate of 2.4 to 2.8 grams of liquid cleaning composition for approximately 1 g of non-woven fabric.
woven

The nonwoven fabric is preferably formed by viscose fibers (10 to 90% by weight) and polyester fibers (from 10 to 90% by weight), such as Spunlace, manufactured by Dexter Corporation More preferably, the nonwoven fabric comprises 10 to 95% by weight of wood pulp fibers, from 1 to 40% by weight of viscose fibers and 1 to 40% by weight polyester fibers. A non-woven fabric such that it is manufactured by Dexter Corporation with the Hydraspun name comprises from 60% to 95% wood pulp cloth, from 2.5 to 20% by weight of viscose fibers and from 2.5 to 20% by weight of polyester fibers

The following examples illustrate compositions cleaning agents of the present invention. The compositions that they are presented as examples they are for illustrative purposes only and not limit the scope of the invention. Unless another one is specified thing, the proportions in the examples and in other parts of the Document are by weight.

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Example 1

The cleaning wipes were prepared following the process described previously.

3

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Formulas A, B, C, D were tested for determine the residue pattern on black Perspex tiles and were scored on a 10-point scale (0 = very bad / a lot of residue and 10 = very good / no residue)

TO B C D Score of residue 4.1 2.7 2.7 6.1

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15 cm black perspex tiles are rubbed x 15 cm with wipes that have the test substrate impregnated, by a circular movement, so that the center of the tile is wet and the exterior parts remain dry.

Each test product is applied over 5 different tiles (= 5 exact copies); then five judges score the residue pattern of each tile (observation made under indirect light conditions), from 0 = very bad residue to 10 = excellent, without residues, based on a scale of 10 points. The results are then analyzed statistically.

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Antibacterial efficacy was tested in suspension of the liquid compositions (part I) described in A and B following the EN1276 protocol with sucrose at 10 g / l as substance of interference:

4

Durable surface protection was tested hard against germs of the liquid composition (part I) described in B.

Ceramic tiles were treated with the product, then dried and rinsed with tap water sterile. After drying, the surface was inoculated with a germ suspension containing bovine serum albumin at 3 g / l as interference substance. After 1 h of contact, they quantified the germs that were left. 3 were made inoculations successively at intervals of 1 hour.

Product performance is expressed in terms of the reduction of log_ {10} "CFU" versus a untreated tile (CFU = colony forming units, for their acronym in English).

5

Claims (12)

1. A cleaning wipe comprising approximately:

(to)

from 20 to 30% by weight of a nonwoven fabric containing at least fibers polyester and viscose fibers; Y

(b)

from 70 to 80% by weight of a liquid cleaning composition which is impregnate in said nonwoven fabric; in which said composition Liquid cleaner comprises, by weight:

(i)

from 0.01 to 10% of an anionic sulphonate surfactant or sulfate;

(ii)

from 0.01 to 2.0% of a cationic polymer, chosen in the group that consists of the hydrochloride family of poly (hexamethylene biguanide), which has the structure:

6

where n is in average of 4 to 6 or in the group consisting of polymers quaternized cationics that have the structure

7

Y

(iii)

the rest being water; in which the Liquid cleaning composition is not an emulsion and does not contain proteins, metal salts, enzymes, amides, sodium hypochlorite, dimethicone, N-methyl-2-pyrrolidone, silicon monoalkyl phosphate or sulphosuccinate, sorbate potassium, an alkali metal carbonate, compositions of substituted salicylamide, silver ions, an anionic surfactant such as crosslinking agent, (polyhexamethylene biguanide) stearate or a cationic surfactant such as an ammonium compound quaternary.

2. The cleaning wipe of claim 1 which also includes up to a maximum of 10% by weight of at least a water soluble cosurfactant or co-surfactant. 3. The cleaning wipe of claim 2 which also includes up to a maximum of 1.0% by weight of a emulsifier or ethoxylated nonionic surfactant. 4. The cleaning wipe of claim 3 which also includes a perfume or essential oil. 5. The cleaning wipe of claim 4 which also includes up to a maximum of 6% by weight of an alkanol from 1 to 4 carbon atoms. 6. The cleaning wipe of claim 5 which also includes up to a maximum of 5% by weight of an agent proton giver 7. The cleaning wipe of claim 6, wherein said alkanol of 1 to 4 carbon atoms is ethanol or isopropanol 8. The cleaning wipe of claim 2, wherein said cosurfactant is a mixture of glycol ethers in which one of said glycol ethers is propylene glycol-N-butyl ether. 9. The cleaning wipe of claim 8, wherein said other glycol ether is dipropylene glycol-N-butyl ether. 10. The cleaning wipe of claim 9, wherein said anionic surfactant is a type surfactant sulfate. 11. The cleaning wipe of claim 10, wherein said cationic polymer is hydrochloride of polyhexamethylene-4-biguanide. 12. The cleaning wipe of any of the claims 1 to 11, wherein the nonwoven fabric consists of a 60% to 95% by weight of wood pulp fibers, 2.5 to 20% by weight of viscose fibers and 2.5 to 20% by weight of fibers of polyester.