JP2019099821A - Liquid washing agent composition for textile product - Google Patents

Abstract

To provide a liquid washing agent composition for a textile product including a chemical fiber, excellent in washing property of dirt adhered to the textile product, hardly causing transfer of a colored material such as dye detached from colored clothing to other clothing during washing, and having moderate viscosity.SOLUTION: The liquid washing agent composition for a textile product is provided that contains an anionic surfactant as a component (A), and a following component (B) and water, a following component (A1) as the component (A), total of contents of the component (A) and the component (B) being 3 mass% to 35 mass%, a mass ratio of content of the component (A)/content of the component (B) being 7 to 200. component (A1): one or more kind of anionic surfactant selected from following (a11) and (a12). (a11):an anionic surfactant of the following general formula (1). R-O-(AO)-SOX (1), wherein Ris an aliphatic hydrocarbon group having 10 to 16 carbon atoms, AO is an alkylene oxy group having 2 and/or 3 carbon atoms, n is an integer of 1 to 20, and X is a cation. (a12):an anionic surfactant of the following general formula (2) R-CH(SOY)COOR(2), wherein Ris an aliphatic hydrocarbon group having 10 to 16, Ris a hydrocarbon group having 1 to 3, and Y is a cation. component (B): a polysaccharide derivative having a hydrocarbon group having 1 to 18 carbon atoms.SELECTED DRAWING: None

Description

  The present invention relates to a liquid detergent composition for textiles and a method for cleaning textiles.

  It is known to use soil release agents in textile cleaners. Soil release agents are sometimes referred to as soil release agents. The soil release agent adheres the soil release agent to the fiber product in advance prior to use such as wearing of the fiber product, so that if soiling occurs during use of the fiber product, it can be removed from the fiber product by cleaning after use. It is known as an agent capable of further improving the detachment of stains.

  Patent Document 1 contains an anionic surfactant and a nonionic surfactant in a specific weight ratio, a soil-releasing ether component selected from a specific cellulose ether, an optional washing builder component, and excellent cloth washing performance. Disclosed are provided detergent compositions. Patent Document 2 contains detergent surfactants, organic or inorganic cleaning builders and non-ionic cellulose ethers having a specific structure, and is on the appearance of fabrics such as pill / fuzz reduction, anti-fading, and improved abrasion resistance. A laundry detergent composition is described which imparts the benefits of the invention to fabrics and fabrics. Patent Document 3 describes polysaccharide derivatives useful as thickeners for detergents and specific examples thereof formulated into an aqueous solution of anionic surfactant.

Japanese Patent Application Laid-Open No. 51-142007 JP, 2001-507396, A JP 2001-181301 A

  The present invention is excellent in the cleaning property of stains attached to textiles, especially textiles containing chemical fibers, and even when colored clothing is mixed at the time of washing, colored substances such as dyes detached from the colored clothing are other matters. And a liquid detergent composition for textiles having an appropriate viscosity.

The present invention comprises (A) an anionic surfactant [hereinafter referred to as component (A)], the following component (B), and water:
Contains the following (A1) component as the (A) component,
The total amount of the content of the component (A) and the content of the component (B) is 3% by mass to 35% by mass,
The mass ratio of the content of the component (A) to the content of the component (B) is 7 or more and 200 or less as the content of the component (A) / the content of the component (B).
The present invention relates to a liquid detergent composition for textiles.
Component (A1): At least one anionic surfactant (a11) selected from the following (a11) and (a12): An anionic surfactant represented by the following general formula (1)
R ¹ -O- (AO) _n -SO ₃ X (1)
[Wherein, R ¹ is an aliphatic hydrocarbon group having 10 to 16 carbon atoms, AO is an alkyleneoxy group selected from an alkyleneoxy group having 2 carbon atoms and an alkyleneoxy group having 3 carbon atoms, and n is It is an integer of 1 or more and 20 or less, and X is a cation. ]
(A12): Anionic surfactant represented by the following general formula (2)
R ² -CH (SO ₃ Y) COOR ³ (2)
[Wherein, R ² is an aliphatic hydrocarbon group having 10 to 16 carbon atoms, R ³ is a hydrocarbon group having 1 to 3 carbon atoms, and Y is a cation. ]
Component (B): polysaccharide derivative having a hydrocarbon group having 1 to 18 carbon atoms

Further, the present invention is a method for cleaning a textile product, comprising the liquid detergent composition for textile products of the present invention and the cleaning liquid containing water.
The mass ratio of the content of the component (A) to the content of the component (B) in the cleaning solution is 7 or more and 200 or less as the content of the component (A) / the content of the component (B),
The total amount of the content of the component (A) and the content of the component (B) in the cleaning solution is 0.005% by mass or more and 1% by mass or less.
The present invention relates to a method of washing textiles

  According to the present invention, it is excellent in the cleaning properties of textiles, particularly stains attached to textiles containing chemical fibers, and colored substances such as dyes detached from the color clothes even if color clothes are mixed at the time of washing It is difficult to transfer to other clothes, and a liquid detergent composition for textiles having an appropriate viscosity can be obtained.

<Liquid detergent composition for textiles>
[(A) component: anionic surfactant]
The component (A) is an anionic surfactant. The component (A) contains the following component (A1). The liquid detergent composition for textile products of the present invention contains the following component (A1) as the component (A). In general, an anionic surfactant forms a complex with a hardness component in tap water used as a washing solution, thereby enhancing its hydrophobicity and making it difficult to modify stains. Even if the component (A1) of the present invention forms a complex with the hardness component in water, the effect of modifying the dirt is less likely to deteriorate even if it is adsorbed to the dirt attached to the fiber product including chemical fibers, among others. Thus, the soil release properties of the component (B) can be enhanced, and good detergency can be obtained.
Component (A1): One or more anionic surfactants (a11) selected from the following (a11) and (a12): An anionic surfactant represented by the following general formula (1) [hereinafter referred to as component (a11) ]
R ¹ -O- (AO) _n -SO ₃ X (1)
[Wherein, R ¹ is an aliphatic hydrocarbon group having 10 to 16 carbon atoms, AO is an alkyleneoxy group selected from an alkyleneoxy group having 2 carbon atoms and an alkyleneoxy group having 3 carbon atoms, and n is It is an integer of 1 or more and 20 or less, and X is a cation. ]
(A12): An anionic surfactant represented by the following general formula (2) [hereinafter referred to as component (a12)]
R ² -CH (SO ₃ Y) COOR ³ (2)
[Wherein, R ² is an aliphatic hydrocarbon group having 10 to 16 carbon atoms, R ³ is a hydrocarbon group having 1 to 3 carbon atoms, and Y is a cation. ]

  The component (a11) is an anionic surfactant represented by the general formula (1). By using the (a11) component and the (B) component in combination, the cleaning property of the stain attached to the fiber product, particularly the fiber product containing chemical fiber is excellent.

In the general formula (1), R ¹ includes an alkyl group and an alkenyl group. The alkyl group includes a chain alkyl group. Further, R ¹ is preferably 10 or more, preferably 12 or more, and 16 or less from the viewpoint of further improving the cleaning property of the stain attached to the fiber product, particularly the fiber product including chemical fiber. R ¹ is preferably a chain alkyl group having 10 to 16 carbon atoms.

  In General Formula (1), AO is an alkylene oxy group selected from an alkylene oxy group having 2 carbon atoms and an alkylene oxy group having 3 carbon atoms. AO includes, for example, one or more groups selected from an ethyleneoxy group and a propyleneoxy group.

When n in the general formula (1) is an integer of 2 or more and 20 or less, AO can contain an ethyleneoxy group and a propyleneoxy group. When AO contains an ethyleneoxy group and a propyleneoxy group, and n is 3 or more, the bonding mode of the ethyleneoxy group and the propyleneoxy group is either random type, block type or random type The block types may be mixed and combined.
The compound of the general formula (1) preferably contains an ethyleneoxy group as AO from the viewpoint of easy availability and production. AO is preferably an ethyleneoxy group.

In the present invention, the component ratio of different compounds of n in the general formula (1) in the total of the compounds of the general formula (1) is the compound in which the SO ₃ X group in the general formula (1) is replaced by H The composition ratio of n different compounds can be adopted. For example, the distribution of compounds different in n, which is a compound in which the SO ₃ X group in general formula (1) is replaced by H, is analyzed by gas chromatography, and is regarded as the mass fraction. Can be used as a constituent ratio of n different compounds in the general formula (1) in the total of the compounds of the general formula (1).

In addition, even when the compound represented by the general formula (1) can be obtained as a mixture, if it is difficult to measure the component ratio as it is, the compound in the mixture is acid-decomposed to give an SO ₃ X group To form a compound in which H is replaced by H to determine the constituent ratio of different compounds of n in the mixture, which is the constituent ratio of different compounds of n in general formula (1) in the total of the compounds of general formula (1) It can be used as In this case, specifically, the mixture of the compound of the general formula (1) is subjected to acidolysis to form a compound in which the SO ₃ M group is replaced with H, and then the distribution of n in the mixture is analyzed by gas chromatography. The area ratio obtained is regarded as a mass fraction, which can be used as a constituent ratio of n different compounds in the general formula (1) in the total of the compounds of the general formula (1).

When the above-mentioned method is adopted, analysis conditions by gas chromatography and one example of the conditions for the above-mentioned acid decomposition are shown below.
<Analytical conditions of gas chromatography>
GC instrument; Agilent Technologies, 7890A
Column; DB-5 (30 m, internal diameter 0.25 mm, film thickness 0.25 μm) manufactured by Agilent Technologies
Detector; FID
Carrier; Helium gas, 1 mL / min
Temperature rising condition: Temperature is raised from 100 ° C. to 325 ° C. at 5 ° C./min. Then hold at 325 ° C. for 35 minutes.
Pretreatment of sample: 50 mg of sample is put in a 2 mL vial, 1 mL of trimethylsilylating agent (manufactured by GL Science) is added and mixed, and reacted at 30 ° C. for 5 minutes.

<Conditions for acid decomposition of compound of general formula (1)>
A 4 g sample is placed in a 300 mL volumetric flask with a glass slip. Charge 200 mL of 2 N hydrochloric acid and zeolite into an Erlenmeyer flask, and set an air-cooled tube with a dust. The Erlenmeyer flask is placed in a 140 ° C. oil bath and refluxed for 3 hours, and then cooled to 30 ° C. Add 1 drop of 1% phenolphthalein solution with a Pasteur pipette into a conical flask. Next, 35% aqueous sodium hydroxide solution is added until the contents in the Erlenmeyer flask turn pale pink.
Transfer contents to a 1000 mL separatory funnel and extract three times by adding 200 mL of petroleum ether. The petroleum ether layer is washed three times with 50 mL of a 10% aqueous sodium chloride solution and then dehydrated by adding 20 g of anhydrous sodium sulfate. Put a solution of filtered anhydrous sodium sulfate in a 500 mL triangle, and top it with petroleum ether.

  In general formula (1), X is a cation that forms a salt. Examples of X include sodium ions, alkali metal ions such as potassium ions, ammonium ions, and alkanol ammonium ions. The alkanol ammonium ion is preferably an alkanol ammonium ion having 2 to 6 carbon atoms in total.

  The component (a12) is an anionic surfactant represented by the general formula (2).

In the general formula (2), the carbon number of the aliphatic hydrocarbon group of R ² is 10 or more, and in view of further improving the detergency of the stain attached to the fiber product, particularly the fiber product containing chemical fiber, preferably carbon It is several 12 or more, and carbon number is 16 or less.

In the general formula (2), the aliphatic hydrocarbon group of R ² may be a linear aliphatic hydrocarbon group or a branched aliphatic hydrocarbon group. The hydrocarbon group of R ² may be a linear or branched alkyl group, or a linear or branched alkenyl group, and the cleaning properties of the soil attached to the fiber product, especially to a fiber product comprising chemical fiber From the viewpoint of further enhancing, it is preferable to be one or more groups selected from a linear alkyl group and a linear alkenyl group.

In the general formula (2), R ³ represents a hydrocarbon group having 1 to 3 carbon atoms, which is a methyl group, in view of further improving the cleaning property of the stain attached to the fiber product, particularly the fiber product including chemical fiber One or more groups selected from ethyl group, n-propyl group and isopropyl group are preferable, one or more group selected from methyl group, ethyl group and n-propyl group is more preferable, and methyl group is more preferable.

  In general formula (2), Y is a cation which forms a salt. Y includes an alkali metal ion such as sodium ion and potassium ion, an ammonium ion, and an alkanol ammonium ion. The alkanol ammonium ion is preferably an alkanol ammonium ion having 2 to 6 carbon atoms in total.

Examples of the anionic surfactant other than the component (a11) and the component (a12) include one or more anionic surfactants selected from the following component (a21), component (a22) and component (a23).
Component (a21): alkyl or alkenyl sulfate ester salt (a22): anionic surfactant having a sulfonate group [except for component (a12)]
(A23) Component: fatty acid or salt thereof

  More specifically, as the component (a21), at least one selected from an alkyl sulfate ester salt having 10 to 18 carbon atoms in the alkyl group and an alkenyl sulfate ester salt having 10 to 18 carbon atoms in the alkenyl group And anionic surfactants. From the viewpoint of improving the cleaning properties, the component (a21) is preferably at least one anionic surfactant selected from alkyl sulfates having 12 to 14 carbon atoms in the alkyl group, and the alkyl group has 12 or more carbon atoms One or more anionic surfactants selected from sodium alkyl sulfates of 14 or less are more preferable.

The anionic surfactant having a sulfonate group which is the component (a22) represents an anionic surfactant having a sulfonate as a hydrophilic group (excluding the component (a12)).
More specifically, as the component (a22), an alkyl benzene sulfonate having 10 to 18 carbon atoms in the alkyl group, an alkenyl benzene sulfonate having 10 to 18 carbon atoms on the alkenyl group, and a carbon number on the alkyl group Selected from alkane sulfonates having 10 to 18 carbon atoms, α-olefin sulfonates having 10 to 18 carbon atoms for the α-olefin moiety, and α-sulfo fatty acid salts having 10 to 18 carbon atoms for the fatty acid moiety And one or more anionic surfactants.

  Examples of the fatty acid or the salt thereof which is the component (a23) include fatty acids having 10 to 20 carbon atoms or salts thereof. From the viewpoint of further improving the cleaning property, the carbon number of the component (a23) is 10 or more, preferably 12 or more, more preferably 14 or more, and 20 or less, preferably 18 or less.

  As a salt of the anionic surfactant which is component (a21)-(a23), an alkali metal salt is preferable, a sodium salt or potassium salt is more preferable, and a sodium salt is still more preferable.

[(B) Component: One or Two or More Polysaccharide Derivatives Having a Hydrocarbon Group Having 1 to 18 Carbon Atoms]
The component (B) is one or more of a polysaccharide derivative having a hydrocarbon group having 1 to 18 carbon atoms.
The component (B) of the present invention is a hydrocarbon group having 1 to 18 carbon atoms directly or via a linking group to a group obtained by removing a hydrogen atom from a hydroxyl group of polysaccharide or derivative thereof which is a precursor compound of the component (B). Is a conjugated polysaccharide derivative.

  Examples of polysaccharides include one or more polysaccharides selected from cellulose, guar gum or starch. The component (B) is a polysaccharide derivative, but a polysaccharide derivative can be used as a precursor compound to obtain it. That is, the component (B) may be a derivative of a polysaccharide derivative. As a polysaccharide derivative which is a precursor compound of the component (B), a polysaccharide derivative in which part or all of the hydrogen atoms of hydroxyl groups of the polysaccharide are substituted with a hydroxyalkyl group having 1 to 4 carbon atoms (hereinafter referred to as a hydroxyalkyl substituted product Also known as The hydroxyalkyl group having 1 to 4 carbon atoms is preferably a hydroxyalkyl group having 2 to 4 carbon atoms. Examples of the hydroxyalkyl group having 2 to 4 carbon atoms include one or more groups selected from hydroxyethyl group, hydroxypropyl group and hydroxybutyl group, and one or more groups selected from hydroxyethyl group and hydroxypropyl group Are preferred. The component (B) is selected from a hydrocarbon group having 1 to 18 carbon atoms and a cation group in one or more polysaccharides selected from cellulose, guar gum or starch, or a polysaccharide or polysaccharide derivative selected from hydroxyalkyl-substituted products thereof. The compound may be a compound into which one or more of the groups described above are introduced.

  Component (B) is a hydrocarbon group having 1 to 18 carbon atoms directly or via a linking group [hereinafter referred to as a linking group (1) component] directly on the polysaccharide or derivative thereof which is a precursor compound of component (B). These include polysaccharide derivatives in which

  The connecting group (1) is an alkyleneoxy group having 1 to 3 carbon atoms which may have a hydroxy group, a polyoxyalkylene group in which the alkylene group is an alkylene group having 1 to 3 carbon atoms, a carbonyl group And one or more groups selected from a carbonyloxy group and an oxycarbonyl group. One linking group (1) may be one type of the above linking group, or a plurality of types may be combined. Further, the linking group (1) contained in the polysaccharide derivative may be of one type or a plurality of types.

  In the present invention, when the hydrocarbon group is linked to the oxygen atom of the linking group (1), the carbon number of the hydrocarbon group of the component (B) is the same as that of the hydrocarbon group bound to the oxygen atom. Represents the number of carbons. When the hydrocarbon group is linked via a carbonyl group, an acyl group is bonded. In this case, the carbon number of the hydrocarbon group of component (B) is the carbon number of the acyl group. Represent. Also when linked via a carbonyloxy group and an oxycarbonyl group, those carbon numbers are included similarly. When a hydrocarbon group is introduced into the polysaccharide or polysaccharide derivative, when a 1,2-epoxyalkane is used, the carbon number of the aliphatic hydrocarbon group bonded to the ether group generated from the epoxy group is represented. An epoxy group part becomes a coupling group (1). For example, when a hydrocarbon group is introduced into a polysaccharide or a polysaccharide derivative using 1,2-epoxytetradecane, the carbon number of the hydrocarbon group is 12. That is, an oxyethylene group which is a linking group (1) is bonded to the hydroxyl group of the polysaccharide or polysaccharide derivative, and an alkyl group having 12 carbon atoms (dodecyl group) is bonded via the linking group. The same applies to the case of using alkyl glycidyl ether.

  (B) The polysaccharide derivative having a hydrocarbon group having 1 to 18 carbon atoms, which is the component (B), is directly or linked to an oxygen atom obtained by removing a hydrogen atom from a part or all of the hydroxyl groups of the hydroxyalkyl substituent. The polysaccharide derivative which C1-C18 hydrocarbon group couple | bonded is preferable via 1), preferably via a coupling group (1).

  The hydrocarbon group having 1 to 18 carbon atoms imparts hydrophobic properties to the component (B) and improves the adsorptivity to the fiber products, particularly to fiber products including chemical fibers, thereby fouling the fiber products It is preferable at the point which can improve the fallable property. The carbon number of the hydrocarbon group having 1 to 18 carbon atoms is preferably 2 or more, more preferably 4 or more, and still more preferably 6 or more, from the viewpoint of making it easy to remove the stain attached to the fiber product. , Still more preferably 8 or more, still more preferably 10 or more, and preferably 16 or less, more preferably 14 or less. In addition, from the viewpoint of facilitating the removal of the dirt together with the component (B) from the fibrous product in the next washing operation, the hydrocarbon group possessed by the component (B) is more likely to cause contamination when using the fiber product to which the component (B) is attached. It is preferable from the viewpoint of removing the component (B) from the fiber product together with the stain, since the longest carbon number as counted from the number of carbon atoms of carbon and the number of carbons to which the hydrophilic group of the component (A) is bonded. The hydrocarbon group is preferably an aliphatic hydrocarbon group in terms of easy interaction with the component (A).

  The degree of substitution of the hydrocarbon group having 1 to 18 carbon atoms of the component (B) interacts with the hydrocarbon group of the component (A) and is preferably 0.0001 from the viewpoint of facilitating detachment from the fiber product together with dirt. Or more, more preferably 0.001 or more, still more preferably 0.005 or more, and preferably 0.4 or less, more preferably 0, from the viewpoint of being easily removed from the fiber product, particularly a fiber product containing chemical fibers. .2 or less, more preferably 0.1 or less, and still more preferably 0.09 or less.

The component (B) may have a cationic group as long as the effects of the present invention are not impaired. When the component (B) has a cationic group, the component (B) has a cationic group via a linking group as a group obtained by removing a hydrogen atom from the hydroxyl group of the polysaccharide which is a precursor compound of the component (B) or its derivative. It is a conjugated polysaccharide derivative. A compound having a bonding mode in which a cation atom of a cation group such as a nitrogen cation is directly covalently bonded to a group obtained by removing a hydrogen atom from a hydroxyl group of a polysaccharide or a derivative thereof, ie, an oxygen atom, is a component (B) having a cation group I do not consider it.
The polysaccharide which is a precursor compound of the component (B) or a derivative thereof, preferably having 1 to 4 carbon atoms which may contain a hydroxyl group, which is a linking group, in a group obtained by removing a hydrogen atom from the hydroxyl group possessed by the hydroxyalkyl substituent. A cationic group may be bonded via the following alkylene group [hereinafter referred to as linking group (2)].
The cationic group is preferably a group containing a nitrogen cation, and is more preferably a quaternary ammonium group in that it is easily released from the fiber product by the interaction with the component (A).

  The linking group (2) is an alkylene group having 1 to 4 carbon atoms which may contain a hydroxyl group. As the alkylene group having 1 to 4 carbon atoms, a straight chain having 1 to 4 carbon atoms which may contain a hydroxyl group, and a branched alkylene having 3 to 4 carbon atoms which may contain a hydroxyl group One or more types of alkylene groups selected from a group are mentioned.

When the cationic group is a quaternary ammonium group, three hydrocarbon groups other than the linking group (2) bonded to the quaternary ammonium group are each independently a linear carbonization having 1 to 4 carbon atoms. A hydrogen group or a branched hydrocarbon group having 3 to 4 carbon atoms can be mentioned. Examples of the linear hydrocarbon group having 1 to 4 carbon atoms include a methyl group, an ethyl group, an n-propyl group and an n-butyl group. As a branched hydrocarbon group having 3 to 4 carbon atoms, an isopropyl group, a sec-butyl group, a tert-butyl group and an isobutyl group can be mentioned. As a linear hydrocarbon group having 1 to 4 carbon atoms, a methyl group or an ethyl group is preferable.
The counter ion of the quaternary ammonium group is at least one selected from an alkyl sulfate ion having 1 to 3 carbon atoms, a sulfate ion, a phosphate ion, a fatty acid ion having 1 to 3 carbon atoms, and a halide ion. Ion is mentioned. Among them, at least one selected from alkyl sulfate ions having 1 to 3 carbon atoms, sulfate ions, and halide ions, and more preferably halides, from the viewpoint of easiness of production and availability of raw materials. It is an ion. Halide ions include fluoride ion, chloride ion, bromide ion, and iodide ion. From the viewpoint of water solubility and chemical stability of the polysaccharide derivative of component (B), it is preferably at least one selected from chloride ion and bromide ion, more preferably chloride ion. The counter ions may be used alone or in combination of two or more.

  It is preferable that the degree of substitution of the cationic group optionally contained in the polysaccharide derivative of the component (B) be as small as possible from the viewpoint that the coloring substance such as the dye desorbed from the color clothes becomes difficult to transfer to other clothes. In view of these points, in the present invention, when the component (B) contains a cationic group, it is preferable to select the value of the degree of substitution of the cationic group. From the above point of view, the degree of substitution of the cationic group optionally contained in the polysaccharide derivative of component (B) is preferably 1 or less, more preferably 0.7 or less, still more preferably 0.4 or less, still more preferably 0 It is not more than .35, more preferably not more than 0.3, still more preferably not more than 0.25, still more preferably not more than 0.2. The degree of substitution of the cationic group may be a slight amount exceeding 0, for example, 0.001 or more, or 0.

  In the present invention, the degree of substitution of the hydrocarbon group having 1 or more and 18 or less carbon atoms of the component (B) means the number of substitution of the group per constituent monosaccharide unit, that is, the molar average degree of substitution (MS). . For example, in the case where the polysaccharide is cellulose, the "degree of substitution of group" means the average number of moles of the group introduced per 1 mole of anhydroglucose unit. The substitution degree of the cation group of the component (B) is also the same. The degree of substitution of the hydrocarbon derivative having 1 to 18 carbon atoms and the degree of substitution of the cationic group of the polysaccharide derivative of the component (B) can be determined by the methods described in the examples.

  The component (B) may be a polysaccharide derivative having both a hydrocarbon group having 1 to 18 carbon atoms and a cationic group. The degree of substitution of each group in this case is as described above.

  The component (B) may have an anionic group, but the degree of substitution of the anionic group in the component (B) and the sum of the degree of substitution of the cationic group and the degree of substitution of the hydrocarbon group having 1 to 18 carbon atoms The ratio is the degree of substitution of the anion group / (the degree of substitution of the cation group + the degree of substitution of the hydrocarbon group having 1 to 18 carbon atoms), preferably 3 or less, more preferably 1. 7 or less, more preferably 1.5 or less, still more preferably 1 or less, still more preferably 0.5 or less, still more preferably 0.1 or less, may be 0 or more, or 0 Is preferred.

  The weight average molecular weight of the polysaccharide or derivative thereof which is the precursor compound of the component (B) of the present invention is preferably 1,000 or more, more preferably 10,000 or more, still more preferably 30,000 or more, from the viewpoint of improving the washing performance. Still more preferably 50,000 or more, still more preferably 70,000 or more, still more preferably 100,000 or more, still more preferably 300,000 or more, and preferably 3,000,000 or less from the viewpoint of easy handling. And more preferably 2.5 million or less. The weight average molecular weight of the polysaccharide derivative of this precursor compound can be calculated by conversion of polyethylene glycol by GPC (gel permeation chromatography).

<Fiber>
The fibers constituting the textile to be washed with the liquid detergent composition for textiles of the present invention may be either chemical fibers or natural fibers. Examples of chemical fibers include polyamide fibers (such as nylon), polyester fibers (such as polyester), polyacrylonitrile fibers (such as acrylics), polyvinyl alcohol fibers (such as vinylon), polyvinyl chloride fibers (such as polyvinyl chloride) Etc., polyvinylidene chloride fibers (vinylidene etc.), polyolefin fibers (polyethylene, polypropylene etc.), polyurethane fibers (polyurethane etc.), polyvinyl chloride / polyvinyl alcohol copolymer fibers (polycreral etc.) and the like. Natural fibers include seed hair fibers (cotton, noodles, kapok, etc.), bast fibers (hemp, flax, hemp, cannabis, hemp, etc.), vein fibers (Manila hemp, sisal hemp, etc.), palm fibers, figs, straw , Animal hair fibers (wool, mohair, cashmere, camel hair, alpaca, vicuna, angora etc.), silk fibers (starch silk, wild silk), feathers, cellulosic fibers (rayon, polynozic, cupra, acetate etc) etc Be The fibers targeted by the present invention are preferably chemical fibers.

Textiles
In the present invention, the textiles include fabrics such as woven fabrics, knitted fabrics and non-woven fabrics using the above-mentioned chemical fibers and natural fibers, and undershirts, T-shirts, shirts, blouses, slacks, hats, handkerchiefs obtained using them. It means products such as towels, knitwear, socks, underwear and tights. The fiber product is preferably a fiber product containing chemical fibers, from the viewpoint that the improvement of the washability by the component (B) by using it in combination with the component (A) of the present invention is more easily realized. The content of the chemical fiber in the fiber product is preferably 5% by mass or more, more preferably 10% by mass from the viewpoint of being able to further improve the cleaning property by the component (B) by using together with the component (A) of the present invention % Or more, more preferably 20% by mass or more, still more preferably 30% by mass or more, still more preferably 50% by mass or more, and still more preferably 100% by mass or less. The content of chemical fibers in the fiber product may be 100% by mass.

<Composition etc>
Containing the component (A) in the composition from the viewpoint of ease of measurement to the cap when using the container for containing the liquid detergent composition for textiles of the present invention by weighing from the container containing the composition to the measuring cap and the like The total amount of the amount and the content of the component (B) is 3% by mass or more, preferably 5% by mass or more, more preferably 10% by mass or more, and 35% by mass or less in view of little liquid remaining in the cap Preferably it is 32 mass% or less, More preferably, it is 30 mass% or less.

  The liquid detergent composition for textile products according to the present invention is (A) from the viewpoint that a colored substance such as a dye desorbed from the color clothes is difficult to transfer to other clothes even when the color clothes are mixed at the time of washing. The mass ratio of the content of the component to the content of the component (B) is 7 or more, preferably 10 or more, more preferably 15 or more, as the content of the component (A) / the content of the component (B) In particular, from the viewpoint of further improving the cleaning property of the stain attached to the textile containing the chemical fiber, it is 200 or less, preferably 180 or less, more preferably 160 or less.

  In the present invention, the mass ratio of the content of the compound (hereinafter referred to as component (a11-1)) in which n in the general formula (1) in the composition is 1 and the content of the component (B) is a11-1) component / (B) component is preferably 3.0 or more, more preferably 5.0 or more, and still more preferably 7.0 or more, from the viewpoint of improving the color transfer property. Still more preferably 9.0 or more, still more preferably 10.0 or more, and from the same viewpoint, preferably 60 or less, preferably 50 or less, more preferably 40 or less, more preferably More preferably, it is 30 or less.

The liquid detergent composition for textile products of the present invention is preferably a component (A), from the viewpoint of further improving the washability per mass of the liquid detergent composition for textiles when the fibers are washed. 2.7% by mass or more, preferably 5% by mass or more, more preferably 7% by mass or more, still more preferably 10% by mass or more, still more preferably 15% by mass or more, and the liquid detergent according to the present invention From the viewpoint of the viscosity of the composition becoming an appropriate viscosity, it is preferably 34% by mass or less, more preferably 30% by mass or less.
In addition, content of (A) component contained in the liquid detergent composition for textiles of this invention shall be based on the value which converted the counter ion into sodium ion and was computed. That is, it is the content in terms of sodium salt.

  The liquid detergent composition for textile products of the present invention is preferably 0.1% by mass or more, more preferably 0.1% by mass or more, in that the content of the component (B) further enhances the detergency of the stain attached to the fiber. It is 2% by mass or more, preferably 10% by mass or less, more preferably 5% by mass or less, still more preferably 3% by mass or less, still more preferably 1% by mass or less.

  In the liquid detergent composition for textile products of the present invention, the proportion of the component (A1) in the component (A) is preferably 30% by mass or more, more preferably 40% by mass or more, and preferably 100% by mass or less It is.

  The liquid detergent composition for textiles of the present invention contains water. For example, in order to make the property at 4 ° C. or more and 40 ° C. or less of the composition of the present invention into a liquid state, it can contain water. As water, deionized water (sometimes referred to as ion-exchanged water) or water containing sodium hypochlorite at 1 mg / kg to 5 mg / kg relative to ion-exchanged water can be used. You can also use tap water. The water content in the composition is preferably 10% by mass or more, more preferably 20% by mass or more, and preferably 90% by mass or less, more preferably 80% by mass or less.

<Optional component>
The liquid detergent composition for textile products of the present invention preferably contains a nonionic surfactant as the component (C). The component (C) is preferably contained in the liquid detergent composition for textiles of the present invention in that it promotes the cleaning property of the stain attached to the textile in cooperation with the above-mentioned ingredient (B). The component (C) is a nonionic surfactant having at least one group selected from a hydroxyl group and a polyoxyalkylene group from the viewpoint of further enhancing the cleaning property of the stain attached to the fiber product in cooperation with the component (B). Agents are preferred. The component (C) is preferably a nonionic surfactant having a polyoxyalkylene group and having an HLB of 7 or more and 20 or less. From the viewpoint of further enhancing the cleaning property of the stain attached to the fiber product in cooperation with the component (B), the preferred HLB is 8 or more, more preferably 9 or more, still more preferably 10 or more, Preferably it is 20 or less, More preferably, it is 19 or less.

HLB of (C) component containing a polyoxyethylene group is calculated | required by HLB by the griffin (Griffin) represented by a following formula.
HLB (glyphin) = [(molecular weight of polyoxyethylene group) / (molecular weight of component (C))] × 20
In addition, the molecular weight of polyoxyethylene group shall be calculated using the value of the average added mole number of polyoxyethylene group.

  Also, the HLB of the component (C) not containing a polyoxyethylene group can be determined by the HLB of Davis.

The more specific component (C) has an HLB of preferably 7 or more, more preferably 8 or more, still more preferably 9 or more, still more preferably 10 or more, and preferably 20 or less, more preferably 19 or less. And the nonionic surfactant represented by following General formula (C) is mentioned.
R ¹ (CO) _m O- (A ¹ O) _n -R ² (C)
[Wherein R ¹ is an aliphatic hydrocarbon group having 9 to 16 carbon atoms, R ² is a hydrogen atom or a methyl group, CO is a carbonyl group, and m is a number of 0 or 1, The A ¹ O group is one or more groups selected from an ethyleneoxy group and a propyleneoxy group, n is an average addition mole number and is a number of 3 or more and 50 or less. ]

In general formula (C), R ¹ is an aliphatic hydrocarbon group having 9 to 16 carbon atoms. If the other structures are the same, the longer the carbon number of R ¹ , the lower the HLB value, and the shorter, the higher the HLB value. The carbon number of R ¹ is 9 or more, preferably 10 or more, more preferably 11 or more, and preferably 18 or less, more preferably 16 or less, in order to more easily remove the stain attached to the fiber product. Or less, more preferably 15 or less, and still more preferably 14 or less. As an aliphatic hydrocarbon group of R ¹ , a group selected from an alkyl group and an alkenyl group can be mentioned.

In general formula (C), the A ¹ O group is at least one group selected from an ethyleneoxy group and a propyleneoxy group. When the ethyleneoxy group and the propyleneoxy group are contained, the ethyleneoxy group and the propyleneoxy group may be a block type bond or a random type bond. From the viewpoint of further enhancing the soil release property by the component (B), the A ¹ O group is preferably a group containing an ethyleneoxy group. The ethyleneoxy group has a higher HLB value than the propyleneoxy group.

  In general formula (C), n is an average addition mole number, and is a number of 3 or more and 50 or less. If the other structures are the same, the value of HLB increases as the number of n increases, and the value of HLB decreases as the number of n decreases. From the viewpoint of hardly inhibiting the washing property, n is preferably 4 or more, more preferably 5 or more, and still more preferably 6 or more.

  When the liquid detergent composition for textile products of the present invention contains the component (C), the content of the component (C) in the composition is preferably 1% by mass or more, more preferably 3% by mass or more, More preferably, it is 5% by mass or more, still more preferably 10% by mass or more, and preferably 60% by mass or less, more preferably 50% by mass or less, still more preferably 45% by mass or less.

  When the liquid detergent composition for textile products of the present invention contains the component (C), from the viewpoint of enhancing the cleaning property of the stain attached to the textile product in cooperation with the component (B), the component (C) The mass ratio (C) / (B) of the content to the content of the component (B) is preferably 2 or more, more preferably 10 or more, still more preferably 20 or more, still more preferably 30 Or more, preferably 100 or less, more preferably 90 or less, and still more preferably 80 or less.

In addition to the above, the following components (d1) to (d7) may be blended in the liquid detergent composition for textile products of the present invention.
(D1) 0.01% by mass or more and 10% by mass or less of the anti-recontamination agent and dispersant such as polyacrylic acid, polymaleic acid and carboxymethylcellulose in the composition.
(D2) 0.01% by mass or more and 10% by mass or less of a bleaching agent such as hydrogen peroxide, sodium percarbonate or sodium perborate in the composition (d3) tetraacetylethylenediamine; general formula (I) of JP-A-6-316700 0.01 to 10% by mass of a bleach activator such as a bleach activator represented by -2) to (I-7) in the composition,
(D4) 0.001% by mass or more, preferably 0.01% or more of one or more enzymes selected from cellulase, amylase, pectinase, protease and lipase, preferably one or more enzymes selected from amylase and protease % By mass, more preferably 0.1% by mass, further preferably 0.3% by mass, and 2% by mass or less, preferably 1% by mass or less (d5) a fluorescent dye such as Tinopearl CBS (trade name, 0.001% by mass or more and 1% by mass or less (d6) butylhydroxytoluene, distyrenated cresol, in the composition of a fluorescent dye marketed as Ciba Specialty Chemicals) or Whitetex SA (trade name, manufactured by Sumitomo Chemical Co., Ltd.) 0.01 mass% or more of antioxidants such as sodium sulfite and sodium bisulfite in the composition Less mass% (d7) qs dyes, perfumes, antimicrobial preservative, an antifoaming agent such as silicone.

The pH at 20 ° C. of the liquid detergent composition for textile products of the present invention is preferably 3 or more, more preferably 4 or more, from the viewpoint of suppression of precipitation of solids in the composition under low temperature conditions or suppression of separation. The above, and preferably 10 or less, more preferably 9 or less, still more preferably 8.5 or less. The pH is measured according to the pH measurement method described below.
<Measurement method of pH>
A composite electrode for pH measurement (glass laminated sleeve type manufactured by HORIBA) is connected to a pH meter (pH / ion meter F-23 manufactured by HORIBA), and the power is turned on. A saturated aqueous potassium chloride solution (3.33 mol / L) is used as the pH electrode internal liquid. Next, fill each 100 mL beaker with pH 4.01 standard solution (phthalate standard solution), pH 6.86 (neutral phosphate standard solution), pH 9.18 standard solution (borate standard solution), respectively. Soak in a constant temperature bath for 30 minutes. The pH measurement electrode is immersed in a standard solution adjusted to a constant temperature for 3 minutes, and calibration operation is performed in the order of pH 6.86 → pH 9.18 → pH 4.01. The sample to be measured is adjusted to 25 ° C., the electrode of the pH meter is immersed in the sample, and the pH after 1 minute is measured.

  The viscosity at 24 ° C. of the liquid detergent composition for textiles according to the present invention is the ease of measurement to the cap when using the container containing the liquid detergent composition and measuring it into a measuring cap or the like. From the viewpoint, it is preferably 10 mPa · s or more, more preferably 20 mPa · s or more, and in view of little liquid remaining in the cap, and preferably 600 mPa · s or less, more preferably 500 mPa · s or less It is.

  The present invention provides a liquid detergent composition for textiles according to the present invention and a method for washing textiles, comprising the steps of: The matters described in the liquid detergent composition for textiles of the present invention liquid can be appropriately applied to this cleaning method. The content of the component (A) / the component (B) is 7 or more, preferably 10 or more, more preferably 15 or more, and 200 or less, preferably 180 or less, more preferably 160 or less. It is. The total amount of the content of the component (A) and the content of the component (B) in the cleaning solution is preferably 0.005% by mass or more, more preferably 0.007% by mass or more, still more preferably 0.01 The content is preferably at least 1% by mass, preferably at most 0.8% by mass, and more preferably at most 0.5% by mass.

The water used for the method of cleaning textiles of the present invention is preferably water having hardness. The hardness of water is preferably 1 ° dH or more, more preferably 2 ° dH or more, still more preferably 3.5 ° dH, in terms of German hardness, from the viewpoint of being able to further improve the texture imparting effect or the color transfer suppressing effect on fiber products. Above, more preferably 5 ° dH or more, still more preferably 7 ° dH or more, and preferably 20 ° dH or less, more preferably 18 ° dH or less, further preferably 15 ° dH or less. Here, the German hardness (° dH) in the present specification, the calcium and magnesium concentration in water, 1mg / L (ppm) in terms of CaCO ₃ concentration = about 0.056 ° dH (1 ° dH = 17. It refers to what was expressed by 8 ppm).
The concentrations of calcium and magnesium for this German hardness are determined by the chelate titration method using ethylenediaminetetraacetic acid disodium salt.
The specific measuring method of the German hardness of water in this specification is shown below.
<Method of measuring German hardness of water>
〔reagent〕
· 0.01 mol / l EDTA · 2Na solution: 0.01 mol / l aqueous solution of disodium ethylenediaminetetraacetate (a solution for titration, 0.01 M EDTA-Na2, manufactured by SIGMA-ALDRICH)
・ Universal BT indicator (Product name: Universal BT, manufactured by Dojin Chemical Laboratory Co., Ltd.)
· Ammonia buffer solution for hardness measurement (solution in which 67.5 g of ammonium chloride is dissolved in 570 ml of 28 w / v% ammonia water and the total amount is made 1000 ml with ion exchanged water)
[Measurement of hardness]
(1) Collect 20 ml of water as a sample into a conical beaker with a whole pipette.
(2) Add 2 ml of ammonia buffer for hardness measurement.
(3) Add 0.5 ml of Universal BT indicator. Make sure that the solution after addition is purple-red.
(4) While shaking the conical beaker well, add 0.01 mol / l EDTA · 2Na solution dropwise from the burette, and let the time point of the water as the sample turn blue be the end point of the titration. (5) The total hardness is determined by the following formula.
Hardness (° dH) = T × 0.01 × F × 56.0774 × 100 / A
T: 0.01 mol / l EDTA · 2Na solution titration volume (mL)
A: Sample volume (20 mL, volume of water to be sampled)
F: Factor of 0.01 mol / l EDTA · 2Na solution

  The cleaning solution used in the present invention is preferably a cleaning solution obtained by mixing the component (A), the component (B), and water having a German hardness of 1 ° dH to 20 ° dH. The cleaning solution may be a cleaning solution obtained by mixing the liquid detergent composition for textiles of the present invention with water having a German hardness of 1 ° dH or more and 20 ° dH or less.

  In the method for cleaning a textile product of the present invention, the value of the bath ratio represented by the ratio of the mass of the textile product (kg) to the quantity of the cleaning solution (liter), ie, the amount of cleaning solution (liter) / the mass of the textile product (kg) (Hereinafter, the ratio may be referred to as a bath ratio) is preferably 2 or more, more preferably 3 or more, still more preferably 4 or more, still more preferably 5 or more, and preferably 400 or less. Preferably it is 300 or less.

  In the method for cleaning a textile product of the present invention, the time for cleaning the textile product is preferably 1 minute or more, more preferably 2 minutes or more, still more preferably 3 minutes or more from the viewpoint of being able to further improve the texture imparting effect on the textile And preferably 12 hours or less, more preferably 8 hours or less, still more preferably 6 hours or less, still more preferably 3 hours or less, still more preferably 1 hour or less.

  The method of cleaning the garment of the present invention is also suitable for rotary cleaning methods. By rotary cleaning method is meant a cleaning method in which the fiber product not fixed to the rotating device rotates around the rotation axis with the cleaning liquid. The rotary washing method can be carried out by a rotary washing machine. Specific examples of the rotary washing machine include a drum washing machine, a pulsator washing machine, and an agitator washing machine. As these rotary washing machines, those commercially available for home use can be used. A drum-type washing machine, in which a drum-type washing machine has been rapidly spread in recent years, can reduce the amount of water at the time of washing, in that the amount of water used for one washing can be further reduced.

<Aspect of the present invention>
Below, the aspect of this invention is illustrated. The matters described in the liquid detergent composition for textiles of the present invention and the method for cleaning textiles can be appropriately applied to these embodiments.

<1>
(A) An anionic surfactant [hereinafter referred to as component (A)], the following component (B), and water:
Contains the following (A1) component as the (A) component,
The total amount of the content of the component (A) and the content of the component (B) is 3% by mass to 35% by mass,
The mass ratio of the content of the component (A) to the content of the component (B) is 7 or more and 200 or less as the content of the component (A) / the content of the component (B).
Liquid detergent composition for textiles.
Component (A1): At least one anionic surfactant (a11) selected from the following (a11) and (a12): An anionic surfactant represented by the following general formula (1)
R ¹ -O- (AO) _n -SO ₃ X (1)
[Wherein, R ¹ is an aliphatic hydrocarbon group having 10 to 16 carbon atoms, AO is an alkyleneoxy group selected from an alkyleneoxy group having 2 carbon atoms and an alkyleneoxy group having 3 carbon atoms, and n is It is an integer of 1 or more and 20 or less, and X is a cation. ]
(A12): Anionic surfactant represented by the following general formula (2)
R ² -CH (SO ₃ Y) COOR ³ (2)
[Wherein, R ² is an aliphatic hydrocarbon group having 10 to 16 carbon atoms, R ³ is a hydrocarbon group having 1 to 3 carbon atoms, and Y is a cation. ]
Component (B): polysaccharide derivative having a hydrocarbon group having 1 to 18 carbon atoms

<2>
In the general formula (1), R ¹ is a 16 following chain alkyl group having 10 or more carbon atoms, textiles liquid detergent composition according to <1>.

<3>
The liquid detergent composition for textiles as described in <1> or <2> whose AO is 1 or more types of groups chosen from ethyleneoxy group and a propylene oxy group in General formula (1).

<4>
In the general formula (2), the number of carbon atoms in the aliphatic hydrocarbon group R ² is 12 to 16, <1> to textiles liquid detergent composition according to any one of <3>.

<5>
In General Formula (2), the aliphatic hydrocarbon group of R ² is any one of <1> to <4>, which is one or more groups selected from a linear alkyl group and a linear alkenyl group. The liquid detergent composition for textiles as described.

<6>
In the general formula (2), R ³ is at least one group selected from methyl group, ethyl group, n-propyl group and isopropyl group, preferably selected from methyl group, ethyl group and n-propyl group The liquid detergent composition for textiles in any one of <1>-<5> which is one or more types of groups.

<7>
The liquid for textiles according to any one of <1> to <6>, wherein the proportion of the component (A1) in the component (A) is 30% by mass or more, preferably 40% by mass or more and 100% by mass or less Cleaning composition.

<8>
An anionic surfactant other than the (a11) component and the (a12) component is one or more anionic surfactants selected from the following (a21) component, (a22) component, and (a23), <1> The liquid detergent composition for textiles in any one of <7>.
Component (a21): alkyl or alkenyl sulfate, preferably alkyl sulfate having 10 to 18 carbon atoms, and alkenyl having 10 to 18 carbon atoms (a22) component : An anionic surfactant having a sulfonate group [except for the component (a12)], preferably an alkyl benzene sulfonate having 10 to 18 carbon atoms in the alkyl group, an alkenyl benzene having 10 to 18 carbon atoms in the alkenyl group Sulfonate, alkane sulfonate having 10 to 18 carbon atoms of alkyl group, α-olefin sulfonate having 10 to 18 carbon atoms of α-olefin moiety, and 10 to 18 carbon atoms of fatty acid moiety One or more anionic surfactants selected from the following α-sulfo fatty acid salts (a 2 ) Ingredients: fatty acid or salt thereof, preferably fatty acid or salt thereof having 10 to 20 carbon atoms

<9>
(B) a polysaccharide derivative in which a hydrocarbon group having 1 to 18 carbon atoms is bonded directly or via a linking group (1) to a group obtained by removing a hydrogen atom from a hydroxyl group of polysaccharide or derivative thereof which is a precursor compound And
The linking group (1) is an alkyleneoxy group having 1 to 3 carbon atoms which may have a hydroxy group, a polyoxyalkylene group in which the alkylene group is an alkylene group having 1 to 3 carbon atoms, a carbonyl group, a carbonyl group At least one group selected from an oxy group and an oxycarbonyl group,
The liquid detergent composition for textiles in any one of <1>-<8>.

<10>
In <9>, the polysaccharide derivative which is a precursor compound of the component (B) is a hydroxyalkyl-substituted product in which part or all of the hydrogen atoms of hydroxyl groups of the polysaccharide are substituted with a hydroxyalkyl group having 1 to 4 carbon atoms. The liquid detergent composition for textiles as described.

<11>
The hydroxyalkyl group having 1 or more and 4 or less carbon atoms is a hydroxyalkyl group having 2 or more and 4 or less carbon atoms, preferably one or more groups selected from hydroxyethyl group, hydroxypropyl group and hydroxybutyl group, The liquid detergent composition for textiles as described in <10> which is preferably 1 or more types chosen from a hydroxyethyl group and a hydroxypropyl group.

<12>
The liquid detergent composition for textiles in any one of <1>-<11> whose polysaccharide is one or more types of polysaccharides chosen from a cellulose, guar gum, or a starch.

<13>
The carbon number of the hydrocarbon group of the component (B) is 2 or more, preferably 4 or more, more preferably 6 or more, still more preferably 8 or more, still more preferably 10 or more. The liquid detergent composition for textiles according to any one of <1> to <12>, still more preferably 12 or more and 16 or less, preferably 14 or less.

<14>
The liquid detergent composition for textile products in any one of <1>-<13> whose carbon number of the said hydrocarbon group of (B) component is 6 or more and 14 or less.

<15>
The degree of substitution of the hydrocarbon group in the component (B) is 0.0001 or more, preferably 0.001 or more, more preferably 0.005 or more, and 0.4 or less, preferably 0.2 or less. The liquid detergent composition for textiles according to any one of <1> to <14>, more preferably 0.1 or less, further preferably 0.09 or less.

<16>
The liquid detergent composition for textiles in any one of <1>-<15> in which (B) component further has a cationic group.

<17>
The component (B) is a polysaccharide derivative in which a cationic group is bonded to a group obtained by removing a hydrogen atom from a hydroxyl group of a polysaccharide or derivative thereof which is a precursor compound, via a linking group (2). The liquid detergent composition for textiles as described in <16> which is a C1-C4 alkylene group which may contain a hydroxyl group.

<18>
The liquid detergent composition for textiles as described in <16> or <17> whose cation group is group containing a nitrogen cation, Preferably it is a quaternary ammonium group.

<19>
A cationic group is a quaternary ammonium group, and three hydrocarbon groups other than the linking group (2) bonded to the quaternary ammonium group are each independently a linear hydrocarbon group having 1 to 4 carbon atoms Or a branched hydrocarbon group having 3 or more and 4 or less carbon atoms, preferably a linear hydrocarbon group having 1 or more and 4 or less carbon atoms selected from a methyl group, an ethyl group, an n-propyl group and an n-butyl group It is a group to be selected, preferably a branched hydrocarbon group having 3 to 4 carbon atoms, which is a group selected from isopropyl group, sec-butyl group, tert-butyl group and isobutyl group, <17> or The liquid detergent composition for textiles as described in 18>.

<20>
The alkylene group having 1 to 4 carbon atoms in the alkylene group having 1 to 4 carbon atoms which may contain a hydroxyl group, which is a linking group (2), may contain a hydroxyl group; <17> to <19>, which is at least one alkylene group selected from a branched chain having 3 to 4 carbon atoms which may contain 4 or less alkylene groups and a hydroxyl group. Liquid Cleaner Composition for Textile Products.

<21>
The substitution degree of the cationic group of the polysaccharide derivative having a cationic group, which is the component (B), is 1 or less, preferably 0.7 or less, more preferably 0.4 or less, still more preferably 0.35 or less, still more preferably Is 0.3 or less, more preferably 0.25 or less, still more preferably 0.2 or less, and the degree of substitution of the cationic group may be a slight amount exceeding 0, for example 0.001 or more, 0 The liquid detergent composition for textiles in any one of <16>-<20>.

<22>
The polysaccharide or precursor thereof as the precursor compound of the component (B) has a weight average molecular weight of 1,000 or more, preferably 10,000 or more, more preferably 30,000 or more, still more preferably 50,000 or more, still more preferably 70,000. Or more, more preferably 100,000 or more, still more preferably 300,000 or more, still more preferably 500,000 or more, and 3,000,000 or less, preferably 2,500,000 or less, any of <1> to <21> A liquid detergent composition for textile according to any one of the preceding items.

<23>
The total amount of the content of the component (A) and the content of the component (B) is 3% by mass or more, preferably 5% by mass or more, more preferably 10% by mass or more and 35% by mass or less, preferably 32% The liquid detergent composition for textiles in any one of <1>-<22> which is% or less, More preferably, it is 30 mass% or less.

<24>
The mass ratio of the content of the component (A) to the content of the component (B) is 7 or more, preferably 10 or more, more preferably 15 as the content of the component (A) / the content of the component (B). The liquid detergent composition for textiles according to any one of <1> to <23>, which is as described above, and is 200 or less, preferably 180 or less, more preferably 160 or less.

<25>
The content of the component (A) is 2.7% by mass or more, preferably 5% by mass or more, more preferably 7% by mass or more, still more preferably 10% by mass or more, still more preferably 15% by mass or more, It is 34% by mass or less, more preferably 30% by mass or less, and the content of the component (B) is 0.1% by mass or more, preferably 0.2% by mass or more, and 10% by mass or less, preferably 5 The liquid detergent composition for textiles in any one of <1>-<24> which is mass% or less, more preferably 3 mass% or less, further preferably 1 mass% or less.

<26>
The mass ratio of the content of the compound (hereinafter referred to as component (a11-1)) in which n in the general formula (1) is 1 to the content of the component (B) is (a11-1) component / (B) Component) is 3.0 or more, preferably 5.0 or more, more preferably 7.0 or more, still more preferably 9.0 or more, still more preferably 10.0 or more. And 60 or less, preferably 50 or less, more preferably 40 or less, still more preferably 30 or less, the liquid detergent according to any one of <1> to <25> Composition.

<27>
The viscosity at 24 ° C. is 10 mPa · s or more, preferably 20 mPa · s or more, and 600 mPa · s or less, more preferably 500 mPa · s or less, in any one of <1> to <26> The liquid detergent composition for textiles as described.

<28>
It is for textiles containing chemical fibers, preferably the content of chemical fibers in the textile is 5% by mass or more, more preferably 10% by mass or more, still more preferably 20% by mass or more, still more preferably 30 The liquid detergent composition for textiles according to any one of <1> to <27>, which is for textiles by mass or more, more preferably 50% by mass or more, and still more preferably 100% by mass or less. .

<29>
It is a washing method of textiles which wash textiles with the cleaning fluid containing the liquid detergent composition for textiles in any one of <1>-<28>, and water,
The mass ratio of the content of the component (A) to the content of the component (B) in the cleaning solution is 7 or more, preferably 10 or more, as the content of the component (A) / the content of the component (B). More preferably, it is 15 or more and 200 or less, preferably 180 or less, more preferably 160 or less.
The total amount of the content of the component (A) and the content of the component (B) in the cleaning solution is 0.005% by mass or more, preferably 0.007% by mass or more, more preferably 0.01% by mass or more And 1% by mass or less, preferably 0.8% by mass or less, more preferably 0.5% by mass or less
How to wash textiles.

<30>
The fiber product is a fiber product containing chemical fiber, preferably, the content of chemical fiber in the fiber product is 5% by mass or more, more preferably 10% by mass or more, still more preferably 20% by mass or more More preferably, it is a fiber product of 30% by weight or more, still more preferably 50% by weight or more, and still more preferably 100% by weight or less. The washing | cleaning method of the textiles as described in <29>.

Ingredients
[(A) component]
(A-1): Polyoxyethylene (average added mole number: 2 moles) alkyl (a mixed alkyl group having 12 to 16 carbon atoms) ether sulfate sodium salt was used. (A-1) is a compound in which R ¹ is a linear mixed alkyl group having 12 to 16 carbon atoms, AO is an ethyleneoxy group, and n is 0 to 12 in General Formula (1). And the content ratio is 0/1/2/3/4/5/6/7/8/9/10/11/12 = 30.5 / 19.7 / 16.4 / 11.6 / 7. 5 / 4.9 / 3.2 / 2.2 / 1.6 / 1.1 / 0.8 / 0.4 / 0.1 (the left side is the number of n, the right side is the mass part), and X is It was an anionic surfactant that was Na. Among these, the compound of n = 1 to 12 was designated as (a-1) which is the component (A1). Moreover, the compound of n = 0 was made into the following (a'-2). (A-1) contains 69.5 mass% of (a-1) which is the component (A1), and 30.5 mass% of (a′-2) which is the other component (A). In General Formula (1), 19.7 mass% of components (a11-1) which are compounds in which n is 1 are contained. In some of the examples and comparative examples, this (A-1) was blended as the component (A).

(A-2) An anion in which R ¹ is a mixed alkyl group having 12 and 14 carbon atoms, AO is a propyleneoxy group, n is 1 and X is Na in the general formula (1) Surfactant.

(A-3): Polyoxyethylene (average added mole number of 1 mol) alkyl (C12 or more and 16 or less mixed alkyl group) ether sulfate sodium salt was used. In the general formula (1), (A-3) is a compound in which R ¹ is a linear mixed alkyl group having 12 to 16 carbon atoms, AO is an ethyleneoxy group, and n is 0 to 20. And the content ratio is 0/1/2/3/4/5 / 6-20 = 50.3 / 23.3 / 13.3 / 6.5 / 3.0 / 1.6 / 2.0 It was an anionic surfactant in which the left side is the number of n, the right side is the mass part), and X is Na. Among these, a compound in which n = 1 to 20 is defined as (a-3) which is a component (A1). Moreover, the compound of n = 0 was made into the following (a'-2). (A-3) contains 49.7 mass% of (a-3) which is the component (A1), and 50.3 mass% of (a′-2) which is the other component (A). In General Formula (1), 23.3 mass% of components (a11-1) which are compounds in which n is 1 are contained. In some of the examples, this (A-3) was blended as the component (A).

(A-4): Polyoxyethylene (average added mole number: 3 moles) alkyl (a mixed alkyl group having 12 to 16 carbon atoms) ether sulfate sodium salt was used. In the general formula (1), (A-4) is a compound in which R ¹ is a linear mixed alkyl group having 12 to 16 carbon atoms, AO is an ethyleneoxy group, and n is 0 to 20. And the content ratio is 0/1/2/3/4/5 / 6-20 = 19.0 / 14.3 / 15.2 / 13.5 / 10.7 / 8.0 / 19.3 It was an anionic surfactant in which the left side is the number of n, the right side is the mass part), and X is Na. Among these, a compound in which n = 1 to 20 is designated as (a-4) which is a component (A1). Moreover, the compound of n = 0 was made into the following (a'-2). (A-4) contains 81.0 mass% of (a-4) which is the component (A1), and 50.3 mass% of (a′-2) which is the other component (A). In General Formula (1), 14.3 mass% of components (a11-1) which are compounds in which n is 1. In some of the examples, this (A-4) was blended as the component (A).

Component (a-5): α-sulfofatty acid alkyl ester sodium salt, with an esterification rate of 96% and a sulfonation rate of 99%. (The alkyl composition of the fatty acid portion is the number of carbons 14 / carbons 16 / carbons 18 = 1/49/50 (mass ratio), and the numbers in the table indicate the effective amount of the esterified product.)

(A′-1): sodium alkyl benzene sulfonate (a mixed alkyl group having an alkyl group of 9 to 18 carbon atoms)
(A'-2): alkyl sulfate sodium ester (the alkyl group is a mixed alkyl group having 12 to 16 carbon atoms)

[(B) component]
Synthesis of (b-1) 90 g of hydroxyethyl cellulose (Ashland, Natrosol 250 GR, weight average molecular weight: 300,000, degree of substitution of hydroxyethyl group (MS): 2.5) is placed in a 1 L separa flask, and the nitrogen flow is increased. went. After 77.2 g of ion-exchanged water and 414.5 g of isopropyl alcohol (hereinafter referred to as IPA) were added and stirred for 5 minutes, 10.9 g of a 48% aqueous solution of sodium hydroxide was added and further stirred for 15 minutes. Next, 4.5 g of lauryl glycidyl ether (Yokkaichi Synthesis Co., Ltd., LA-EP) was added, and the alkylation reaction was performed at 80 ° C. for 13 hours. Further, 10.3 g of glycidyl trimethyl ammonium chloride (Sakamoto Yakuhin Kogyo Co., Ltd., SY-GTA 80) was added, and cationization reaction was performed at 50 ° C. for 1.5 hours. Thereafter, 10.9 g of a 90% aqueous acetic acid solution was added, and the reaction was neutralized by stirring for 30 minutes.
The obtained suspension was equally transferred to two 500 mL centrifuge tubes, and centrifuged using a high-speed cooling centrifuge (Hitachi Koki Co., Ltd., CR21G III). The supernatant was removed by decantation, and the same amount of 85% IPA aqueous solution as the removed supernatant was added and redispersed. The operation of centrifugation and redispersion was repeated again, and the precipitate was removed after the third centrifugation. The obtained precipitate is dried under reduced pressure overnight at 80 ° C. using a vacuum dryer (Advantec, VR-420), and pulverized using an Extreme mill (Waring, MX-1200XTM) to obtain powdered cellulose. (B-1) was obtained as a derivative composition. The degree of substitution of the lauryl group of the obtained (b-1) was 0.021, and the degree of substitution of the cationic group was 0.084.

Synthesis of (b-2) 90 g of hydroxyethyl cellulose (Ashland, Natrosol 250 GR, weight average molecular weight: 300,000, degree of substitution of hydroxyethyl group (MS): 2.5) is placed in a 1 L separa flask and the nitrogen flow is adjusted went. After 77.2 g of ion-exchanged water and 414.5 g of isopropyl alcohol (hereinafter referred to as IPA) were added and stirred for 5 minutes, 10.9 g of a 48% aqueous solution of sodium hydroxide was added and further stirred for 15 minutes. Next, 30.1 g of 1,2-epoxytetradecane (Wako Pure Chemical Industries, Ltd.) was added, and an alkylation reaction was performed at 80 ° C. for 13 hours. Thereafter, 10.9 g of a 90% aqueous acetic acid solution was added, and the reaction was neutralized by stirring for 30 minutes.
The obtained suspension was equally transferred to two 500 mL centrifuge tubes, and centrifuged using a high-speed cooling centrifuge (Hitachi Koki Co., Ltd., CR21G III). The supernatant was removed by decantation, and the same amount of 85% IPA aqueous solution as the removed supernatant was added and redispersed. The operation of centrifugation and redispersion was repeated again, and the precipitate was removed after the third centrifugation. The obtained precipitate is dried under reduced pressure overnight at 80 ° C. using a vacuum dryer (Advantec, VR-420), and pulverized using an Extreme mill (Waring, MX-1200XTM) to obtain powdered cellulose. (B-2) was obtained as a derivative composition. The degree of substitution of the lauryl group of (b-2) obtained was 0.081.

Synthesis of (b-3) 90 g of hydroxyethyl cellulose (Dow, QP-100MH, weight average molecular weight: 2.1 million, degree of substitution of hydroxyethyl group (MS): 2.5) is placed in a 1 L separa flask, and the nitrogen flow is adjusted went. After 77.2 g of ion-exchanged water and 414.5 g of isopropyl alcohol (hereinafter referred to as IPA) were added and stirred for 5 minutes, 10.9 g of a 48% aqueous solution of sodium hydroxide was added and further stirred for 15 minutes. Next, 10.1 g of 1,2-epoxyoctane (Wako Pure Chemical Industries, Ltd.) was added, and the alkylation reaction was performed at 80 ° C. for 13 hours. Thereafter, 10.9 g of a 90% aqueous acetic acid solution was added, and the reaction was neutralized by stirring for 30 minutes.
The obtained suspension was equally transferred to two 500 mL centrifuge tubes, and centrifuged using a high-speed cooling centrifuge (Hitachi Koki Co., Ltd., CR21G III). The supernatant was removed by decantation, and the same amount of 85% IPA aqueous solution as the removed supernatant was added and redispersed. The operation of centrifugation and redispersion was repeated again, and the precipitate was removed after the third centrifugation. The obtained precipitate is dried under reduced pressure overnight at 80 ° C. using a vacuum dryer (Advantec, VR-420), and pulverized using an Extreme mill (Waring, MX-1200XTM) to obtain powdered cellulose. (B-3) was obtained as a derivative composition. The degree of substitution of the resulting hexyl group of (b-3) was 0.053.

-Synthesis of (b-4) and (b-5) In the synthesis of (b-3) above, the weight-average molecular weight of hydroxyethyl cellulose as a raw material, instead of 1,2-epoxyoctane, the length of the hydrocarbon group Using various 1,2-epoxyalkanes (where the carbon number of the hydrocarbon group corresponds to the hydrocarbon group of each compound) different from each other, and by appropriately changing the preparation amount, the reaction conditions, etc., the following (b- 4) and (b-5) were obtained.
(B-4)
The weight average molecular weight of hydroxyethyl cellulose (the degree of substitution of hydroxyethyl group: 2.5) of the raw material of (b-4) was 2,100,000, and the degree of substitution of decyl group was 0.013.
(B-5)
The weight average molecular weight of the hydroxyethyl cellulose (degree of substitution of hydroxyethyl group: 2.5) of the raw material of (b-5) was 2,100,000, and the degree of substitution of lauryl group was 0.015.

-(B'-1) component The cationized cellulose whose weight average molecular weight of the hydroxyethyl cellulose which is a precursor compound is 300,000, substitution degree of hydroxyethyl group is 2.5, and cationization degree is 0.14. Derivative.

The degree of substitution of the component (B) and the weight average molecular weight of the precursor compound of the component (B) were measured by the following method.
(1) Measurement of substitution degree-Pretreatment of polysaccharide derivative After dissolving 1 g of polysaccharide derivative as component (B) in 100 g of water, the aqueous solution is put into a dialysis membrane (Spectrapore, molecular weight cut off 1000) and dialyzed for 2 days Did. The obtained aqueous solution was lyophilized using a lyophilizer (eyela, FDU1100) to obtain a pretreated polysaccharide derivative.

Calculation of cationic group mass by Kjeldahl method 200 mg of the polysaccharide derivative pretreated by the method described above is precisely weighed, 10 mL of concentrated sulfuric acid and 1 Kjeldahl tablet (Merck) are added, Kjeldahl decomposer (manufactured by BUCHI, K-432) Thermal decomposition was carried out. After completion of the decomposition, 30 mL of ion-exchanged water was added to the sample, and the nitrogen content (mass%) of the sample was determined using an automatic Kjeldahl distillation apparatus (K-370 manufactured by BUCHI) to calculate the mass of the cationic group.

Calculation of mass of hydrocarbon group (alkyl group) by the Zeisel method 200 mg of polysaccharide derivative pretreated by the above method and 220 mg of adipic acid are precisely weighed in a 10 mL vial (mighty vial No. 3), and internal standard solution (tetradecane / o -3 mL of xylene = 1/25 (v / v) and 3 mL of hydroiodic acid were added and sealed up. Also, a sample for calibration curve was prepared by adding 2.4 mg or 9 mg of 1-iodododecane instead of the polysaccharide derivative. Each sample was heated at 160 ° C. for 2 hours using a block heater (manufactured by PIERCE, Reacti-Therm III Heating / Stirring module) while being stirred by a stirrer chip. After the sample was allowed to cool, the upper layer (o-xylene layer) was recovered and analyzed by gas chromatography (GC) (Shimadzu Corporation, QD2010 plus) under the following conditions.
GC analysis condition column: Agilent HP-1 (length: 30 m, liquid phase film thickness: 0.25 μL, inner diameter: 32 mm)
Split ratio: 20
Column temperature: 100 ° C (2 min) → 10 ° C / min → 300 ° C (15 min)
Injector temperature: 300 ° C
Detector: HID
Detector temperature: 330 ° C
Amount of implantation: 2 μL
The mass of the alkyl group in the sample was determined from the detected amount of 1-iodododecane obtained by GC.

Measurement of Hydroxyalkyl Group Mass Measurement was performed in the same manner as the above-described alkyl group mass measurement by quantifying alkyl iodide derived from a hydroxyalkyl group.

-Calculation of degree of substitution of cationic group and alkyl group Calculate the mass of skeleton of polysaccharide derivative from the mass of the above-mentioned cationic group and alkyl group and total sample mass, and convert each to the substance mass (mol) to obtain cationic group and alkyl The degree of substitution of the groups was calculated by molar average.

Measurement of Weight Average Molecular Weight The weight average molecular weight of hydroxyethyl cellulose (HEC), which is a precursor compound of the component (B), was calculated by conversion of polyethylene glycol by GPC (gel permeation chromatography).
The measurement conditions are as follows.
・ Column: TSKgel α-M
Eluent: 50 mmol / L LiBr, 1% CH ₃ COOH, ethanol / water = 3/7
Temperature: 40 ° C
・ Flow rate: 0.6 mL / min

〔water〕
Ion exchange water

<Preparation of liquid detergent composition for textiles>
The liquid detergent composition for textile products shown in Table 1 was prepared using the above-mentioned blending components, and the following items were evaluated. The results are shown in Table 1.
Specifically, the liquid detergent composition for textiles shown in Table 1 was prepared as follows. A 5 cm long Teflon (registered trademark) stirrer piece was placed in a 200 mL glass beaker and its mass was measured. Next, 80 g of ion-exchanged water at 20 ° C., (A) component, and (B) component or (B ′) component were charged, and the upper surface of the beaker was sealed with Saran Wrap (registered trademark).
The beaker containing the contents was placed in a 60 ° C. water bath installed in a magnetic stirrer, and the temperature of water in the water bath was stirred at 100 r / min for 30 minutes within the temperature range of 60 ± 2 ° C. Next, the water in the water bath was changed to tap water at 5 ° C., and cooled until the temperature of the composition in the beaker reached 20 ° C. Next, remove Saran Wrap (registered trademark), add ion-exchanged water so that the mass of the content is 100 g, stir again for 30 seconds at 100 r / min, and the liquid detergent for textiles listed in Table 1 The composition was obtained.

<Evaluation>
[I] Evaluation of Detergency The detergency was evaluated using the liquid detergent composition for textiles shown in Table 1. The results are shown in Table 1.
(1) Pre-treatment of textile products containing chemical fibers Airism Crewneck T short sleeve 18 sheets (Fiber composition: 89% polyester, 11% polyurethane, manufactured by FAST RETAILING CO., LTD., Item No. 182496, 4XL size), fully automatic Cumulative washing 5 times with a standard course of washing machine (NA-F70PB manufactured by Panasonic Co., Ltd.) (Emulgen 108 (Kao Co.)) 4.8 g, water amount 48 L, washing 12 minutes, rinsing 2 times, dehydration 3 minutes )did. After that, wash once with water only (water volume 48 L, wash 12 minutes, rinse twice, spin-dry 3 minutes), and run until the foam disappears completely with a two-tank washing machine (Hitachi, PS-H45L type) It was rinsed and dried at 24 ° C., 55% RH for 24 hours. Then, it cut | judged to the magnitude | size of 6 cm x 6 cm.

(2) Preparation of textile product for evaluation of washability (2-1) Preparation of soil release treated cloth Soil release treatment was performed using a shaker (Yamato Scientific Co., Ltd., model number: SA300). As water used for the treatment, calcium chloride and magnesium chloride were added to ion-exchanged water at a mass ratio of 8: 2 to obtain washing water whose hardness was adjusted to 4 ° dH. Washing so that the total amount of (A) component and (B) component or (B ') component in the liquid detergent composition for textiles described in Table 1 is 150 mg / kg in concentration in the washing solution It was mixed with water for washing to obtain a washing solution. Into a 100 mL screw tube (Marem Co., Ltd., No. 8, 40 mm × 120 mm), 50 mL (24 ° C.) of the washing solution and 5 pieces of the fiber product obtained in the above (1) were charged. The bath ratio was 20. The fiber product was subjected to horizontal reciprocating shaking at 300 rpm for 10 minutes with a shaker. After treatment, it was dewatered for 1 minute with a two-tank washing machine (manufactured by Hitachi, Ltd., PS-H45L). Next, 50 mL (24 ° C.) of washing water and the obtained fiber product were charged into a 100 mL screw tube. The textile was rinsed on a shaker at 340 rpm for 3 minutes. After rinsing, it was dewatered in a two-tank washing machine for 1 minute, and dried at 24 ° C., 55% RH for 24 hours to prepare a fiber product for evaluation of detergency.

(2-2) Preparation of model sebum artificially contaminated cloth treated with soil release Model sebum artificially contaminated liquid 0 mixed with 0.02% Sudan III (manufactured by Tokyo Chemical Industry Co., Ltd.) as a pigment in model sebum of the following composition Apply 1 mL of the solution to the center of the fiber product obtained in (2-1) above in the form of a circle with a diameter of 4 cm, and use an air-flow constant-temperature dryer (ADVANTEC product made in Japan, DRM 420 DA) under an environment of 60 ° C. Let dry for 1 hour. Then, it was dried under an environment of 20 ° C. and 70% RH for 24 hours to prepare a soil release treated model sebum artificially contaminated cloth.
* Composition of model sebum: 0.54 wt% of lauric acid, 1.78 wt% of myristic acid, 0.91 wt% of pentadecanoic acid, 3.53 wt% of palmitic acid, 0.30 wt% of heptadecanoic acid, linoleic acid 1. 40% by mass, 19.74% by mass of oleic acid, 46.00% by mass of triolein, 13.80% by mass of squalene, 2.90% by mass of cholesterol, 3.00% by mass of sterol ester, n-hexadecyl palmitate Mass% (total 100 mass%)

(2-3) Washing | cleaning test The washing operation was performed using the tarogometer (made by Ueshima Seisakusho, MS-8212). As water used for washing, calcium chloride and magnesium chloride were added to ion-exchanged water at a mass ratio of 8: 2, and washing water whose hardness was adjusted to 4 ° dH was obtained. Washing so that the total amount of (A) component and (B) component or (B ') component in the liquid detergent composition for textiles described in Table 1 is 150 mg / kg in concentration in the washing solution It was mixed with water for washing to obtain a washing solution. In a 1 L stainless beaker for washing test, 600 mL of washing liquid and 5 pieces of model sebum artificially contaminated cloth obtained in the above (2-2) were placed (bath ratio 315). The temperature of the washing solution was 20.degree. The model sebum artificial soil cloth was washed with a targotometer at 85 rpm for 10 minutes. After washing, it was pooled and rinsed with 5 liters of water. After rinsing, it was dehydrated and dried at 24 ° C., 55% RH for 24 hours.

(2-4) Evaluation of Cleaning Rate The cleaning rate of the model sebum artificial soil cloth obtained in the cleaning test of (2-3) was measured by the following method, and the average value of five sheets was determined. The results are shown in Table 1. The original fabric before contamination and the reflectance at 460 nm before and after washing were measured with a colorimetric color difference meter (manufactured by Nippon Denshoku Co., Ltd., SE-2000), and the washing ratio (%) was determined by the following equation. It was calibrated with a standard reflector (white, X94.03, Y95.96, Z113.16). In addition, the value in Table 1 is an average value of the cleaning rate of 5 sheets. The larger the value of the cleaning rate, the better the cleaning performance.
Cleaning ratio (%) = 100 × [(reflectance after cleaning−reflectance before cleaning) / (reflectance of base fabric−reflectance before cleaning)]

[II] Color Transfer (1) Color Transfer Processing Color transfer processing was performed using a tero-to meter (MS-8212, manufactured by Ueshima Seisakusho Co., Ltd.).
As water used for the treatment, calcium chloride and magnesium chloride were added to ion-exchanged water at a mass ratio of 8: 2, and the hardness was adjusted to 4 ° dH to obtain washing water.
In the liquid detergent composition for textiles described in Table 1, the total amount of the component (A) and the component (B) or the component (B ') in the composition is 150 mg / kg in concentration in the cleaning solution. The resultant was mixed with water for washing to obtain a washing solution.
In a 1 L stainless beaker for washing test, 600 mL of washing liquid, 1 sheet of fiber product for color transfer source, and 5 sheets of soil release treated cloth obtained in (2-1) of the evaluation of [I] washability. Was added (bath ratio 300). Here, a fiber product for color transfer source was obtained by cutting the following fiber product into a size of 6 cm × 6 cm. In addition, the temperature of the cleaning solution was 20.degree. The model sebum artificial soil cloth was washed with a targotometer at 85 rpm for 10 minutes. After washing, it was pooled and rinsed with 5 liters of water. After rinsing, it was dehydrated and dried at 24 ° C., 55% RH for 24 hours.
Textiles for color transfer source: 6cm x 6cm size cloth cut from regular fit jeans (Fiber composition: 100% cotton, made by FAST RETAILING CO., LTD., Item No. 400129, 36 size)

(2) Evaluation of color transferability The color transferability of the soil release treated cloth after the color transfer treatment of (1) was measured by the following method, and the average value of five sheets was determined. The results are shown in Table 1. Measure the original cloth before color transfer (Soil release treated cloth) and the L ^* value, a ^* value and b ^* value after color transfer with a colorimeter (SE-2000, manufactured by Nippon Denshoku Co., Ltd.) The color difference ΔE was determined by the following equation. It was calibrated with a standard reflector (white, X94.03, Y95.96, Z113.16). The values in Table 1 are the average value of the color difference ΔE of five sheets. The value of the color difference ΔE was 6 or less. The larger the value of the color difference ΔE, the larger the change from the original fabric, and the easier the color transfer.
The color difference ΔE = [of the original cloth (after the color transfer ^{L *} value - the original cloth of the ^{L * value)} 2 + (after the color transfer of ^{a *} value - ^{a *} value of the original ^cloth) 2 + (after the color transfer of b ^* Value-b ^* value of the base fabric) ² ] ^1/2

[III] Viscosity The viscosity at 24 ° C. of the liquid detergent composition for textiles of Table 1 was measured. The liquid detergent composition for textiles described in Table 1 is No. 1 The bottle was placed in a standard 11 bottle up to the shoulder, and the standard bottle was immersed in a water bath to adjust the temperature of the contents to 24 ° C. The measurement of viscosity was carried out using a B-type viscometer (Toki Sangyo: VISCOMETER TVB-10). The viscosity (mPa · s) one minute after the start of measurement was read at 60 rpm using 1 to 3 rotors. In this evaluation, if the viscosity value is 600 mPa · s or less, it can be determined that the viscosity is appropriate, and the smaller viscosity value is preferable.

In Table 1, (A) + (B) is a total amount of the content of the component (A) and the content of the component (B) or the component (B ′). Moreover, (A) / (B) is mass ratio of content / (content of (B) component or (B ') component) of (A) component.
In Examples 1 to 3 and Comparative Examples 1 to 3, since a predetermined amount of (A-1) was blended as the component (A), the amounts of (a-1) and (a'-2) calculated therefrom The content is shown in the table. "The ratio (mass%) of (A1) in (A)" of Examples 1-3 and Comparative Examples 1-3 showed the ratio in (A-1).
In Examples 5 to 12 and 14 to 18, since a predetermined amount of (A-3) or (A-4) was blended as the component (A), (a-3) or (a-) calculated therefrom The contents of 4) and (a'-2) are shown in the table.
In Examples 1 to 3, 5 to 12, 14 to 18 and Comparative Examples 1 to 3, "the proportion (% by mass) of (A1) in (A)" is (A-1), (A-3) or The ratio in (A-4) is shown.

Claims (19)

(A) An anionic surfactant [hereinafter referred to as component (A)], the following component (B), and water:
Contains the following (A1) component as the (A) component,
The total amount of the content of the component (A) and the content of the component (B) is 3% by mass to 35% by mass,
The mass ratio of the content of the component (A) to the content of the component (B) is 7 or more and 200 or less as the content of the component (A) / the content of the component (B).
Liquid detergent composition for textiles.
Component (A1): At least one anionic surfactant (a11) selected from the following (a11) and (a12): An anionic surfactant represented by the following general formula (1)
R ¹ -O- (AO) _n -SO ₃ X (1)
[Wherein, R ¹ is an aliphatic hydrocarbon group having 10 to 16 carbon atoms, AO is an alkyleneoxy group selected from an alkyleneoxy group having 2 carbon atoms and an alkyleneoxy group having 3 carbon atoms, and n is It is an integer of 1 or more and 20 or less, and X is a cation. ]
(A12): Anionic surfactant represented by the following general formula (2)
R ² -CH (SO ₃ Y) COOR ³ (2)
[Wherein, R ² is an aliphatic hydrocarbon group having 10 to 16 carbon atoms, R ³ is a hydrocarbon group having 1 to 3 carbon atoms, and Y is a cation. ]
Component (B): polysaccharide derivative having a hydrocarbon group having 1 to 18 carbon atoms   The liquid detergent composition for textiles according to claim 1, wherein the proportion of the component (A1) in the component (A) is from 30% by mass to 100% by mass. The anionic surfactant other than the component (a11) and the component (a12) is at least one anionic surfactant selected from the following component (a21), component (a22) and component (a23): The liquid detergent composition for textiles as described in 2 ..
Component (a21): alkyl or alkenyl sulfate ester salt (a22): anionic surfactant having a sulfonate group [except for component (a12)]
(A23) Component: fatty acid or salt thereof (B) a polysaccharide derivative in which a hydrocarbon group having 1 to 18 carbon atoms is bonded directly or via a linking group (1) to a group obtained by removing a hydrogen atom from a hydroxyl group of polysaccharide or derivative thereof which is a precursor compound And
The linking group (1) is an alkyleneoxy group having 1 to 3 carbon atoms which may have a hydroxy group, a polyoxyalkylene group in which the alkylene group is an alkylene group having 1 to 3 carbon atoms, a carbonyl group, a carbonyl group At least one group selected from an oxy group and an oxycarbonyl group,
The liquid detergent composition for textiles according to any one of claims 1 to 3.   The polysaccharide derivative, which is a precursor compound of the component (B), is a hydroxyalkyl-substituted product in which part or all of the hydrogen atoms of hydroxyl groups of the polysaccharide are substituted with a hydroxyalkyl group having 1 to 4 carbon atoms. The liquid detergent composition for textiles as described.   The liquid detergent composition for textiles according to any one of claims 1 to 5, wherein the polysaccharide is one or more polysaccharides selected from cellulose, guar gum or starch.   The degree of substitution of the hydrocarbon group having 1 to 18 carbon atoms in the polysaccharide derivative having a hydrocarbon group having 1 to 18 carbon atoms, which is the component (B), is 0.0001 to 0.4. The liquid detergent composition for textiles in any one of claim | item 1 -6.   The liquid detergent composition for textiles according to any one of claims 1 to 7, wherein the component (B) further has a cationic group.   An alkylene group having 1 to 4 carbon atoms which may contain a hydroxyl group which is a linking group (2) as a group obtained by removing a hydrogen atom from a hydroxyl group of the polysaccharide or derivative thereof which is the precursor compound (B). The liquid detergent composition for textiles according to claim 8, which is a polysaccharide derivative having a cationic group bound thereto.   The liquid detergent composition for textiles according to claim 8 or 9, wherein the substitution degree of the cationic group of the polysaccharide derivative having a cationic group, which is the component (B), is 1 or less.   The liquid detergent composition for textiles according to any one of claims 1 to 10, wherein the polysaccharide or the derivative thereof which is a precursor compound of the component (B) has a weight average molecular weight of 1,000 or more and 3,000,000 or less.   The liquid detergent composition for textile products according to any one of claims 1 to 11, wherein the total amount of the content of the component (A) and the content of the component (B) is 10% by mass to 35% by mass. .   The mass ratio of the content of the component (A) to the content of the component (B) is 10 or more and 160 or less in terms of the content of the component (A) / the content of the component (B). The liquid detergent composition for textiles in any one of-.   The content of the component (A) is 2.7% by mass to 34% by mass, and the content of the component (B) is 0.1% by mass to 10% by mass. The liquid detergent composition for textiles in any one of.   The mass ratio of the content of the compound (hereinafter referred to as component (a11-1)) in which n in the general formula (1) is 1 to the content of the component (B) is (a11-1) component / (B) The liquid detergent composition for textiles according to any one of claims 1 to 14, wherein the component is a component and is 3.0 or more and 60 or less.   The liquid detergent composition for textiles according to any one of claims 1 to 15, wherein the viscosity at 24 ° C is 10 mPa · s or more and 600 mPa · s or less.   The liquid detergent composition for textiles according to any one of claims 1 to 16, which is for textiles containing chemical fibers. 18. A method of cleaning a textile product, comprising the liquid detergent composition for textile products according to any one of claims 1 to 17 and a cleaning fluid containing water,
The mass ratio of the content of the component (A) to the content of the component (B) in the cleaning solution is 7 or more and 200 or less as the content of the component (A) / the content of the component (B),
The total amount of the content of the component (A) and the content of the component (B) in the cleaning solution is 0.005% by mass or more and 1% by mass or less.
How to wash textiles.   The method for cleaning a textile according to claim 18, wherein the textile is a textile comprising chemical fibers.