WO2021200920A1 - Fiber product treating agent composition and method for treating fiber product - Google Patents

Abstract

A fiber product treating agent composition according to one embodiment of the present invention contains a component (A) that is composed of at least one substance selected from the group consisting of anionic surfactants and nonionic surfactants, and a component (B) that is composed of an alkylene oxide adduct of a polyalkylene imine. The content of the component (A) is more than 0% by mass but not more than 10% by mass relative to the total mass of this fiber product treating agent composition; the content of the component (B) is from 0.5% by mass to 10% by mass relative to the total mass of this fiber product treating agent composition; and the mass ratio expressed by (component (B))/(component (A)) is 0.1 or more.

Description

Textile product treatment agent Composition and treatment method for textile products

The present invention relates to a textile product treating agent composition and a method for treating a textile product.
The present application claims priority based on Japanese Patent Application No. 2020-65856 filed in Japan on April 1, 2020, the contents of which are incorporated herein by reference.

With the recent increase in cleanliness, there is a growing need for consumers to remove malodors at a higher level.
Patent Document 1 describes a deodorant composition for textile products containing at least one compound selected from an alkylene oxide adduct of polyalkyleneimine and an alkylene oxide adduct of polyalkyleneamine, and an aminocarboxylic acid type chelating agent. The thing is disclosed.
Patent Document 2 contains a nonionic surfactant, an anionic surfactant, a cationic surfactant, and an alkylene oxide adduct of polyalkyleneamine, and is represented by the anionic surfactant / the nonionic surfactant. A liquid detergent composition having a mass ratio of 0.15 to 1 is disclosed.

Japanese Patent Application Laid-Open No. 2018-3196 Japanese Patent Application Laid-Open No. 2017-200772

However, the deodorant composition for textile products of Patent Document 1 has an insufficient deodorizing effect. Further, since the deodorant composition for textile products of Patent Document 1 is filled in a spray container and sprayed on the textile products, it is not easy to uniformly adhere to the textile products. Further, when processing a plurality of textile products, it takes time and effort to spray each of the textile products one by one.
The liquid detergent composition of Patent Document 2 also has an insufficient deodorizing effect.

An object of the present invention is to provide a textile product treatment agent composition capable of imparting an excellent deodorant effect to a textile product, and a method for treating a textile product capable of imparting an excellent deodorant effect to a textile product by a simple operation. ..

The present invention has the following aspects.
[1] Textile product treatment containing at least one component (A) selected from the group consisting of anionic surfactants and nonionic surfactants and component (B) which is an alkylene oxide adduct of polyalkyleneimine. It is an agent composition
The content of the component (A) is more than 0% by mass and 10% by mass or less with respect to the total mass of the textile product processing agent composition.
The content of the component (B) is 0.5 to 10% by mass with respect to the total mass of the textile product processing agent composition.
A textile product treatment agent composition having a mass ratio represented by the component (B) / the component (A) of 0.1 or more.
[2] The textile product treatment agent composition according to the above [1], wherein the component (A) contains the anionic surfactant.
[3] The textile product treatment agent composition according to the above [1] or [2], wherein the component (B) is an ethylene oxide adduct of polyalkyleneimine.
[4] A textile product in which the textile product treatment agent composition according to any one of [1] to [3] is immersed in a treatment liquid diluted with water, dehydrated, and then dried without rinsing. Processing method.

According to the present invention, it is possible to provide a textile product treatment agent composition capable of imparting an excellent deodorant effect to a textile product, and a method for treating a textile product capable of imparting an excellent deodorant effect to a textile product by a simple operation.

[Textile product treatment agent composition]
The textile product processing agent composition of the present invention (hereinafter, also referred to as “the present composition”) contains the component (A) and the component (B).
The composition typically contains water.
The composition may further contain a component (A), a component (B), and a component other than water (hereinafter, also referred to as "arbitrary component"), if necessary.

<Ingredient (A)>
The component (A) is at least one selected from the group consisting of an anionic surfactant (hereinafter, also referred to as "(A1) component") and a nonionic surfactant (hereinafter, also referred to as "(A2) component"). Is.
The component (A) imparts permeability to textile products and detergency to the composition. The component (A) makes it easier for the component (B), which will be described later, to penetrate into the fiber, and the deodorizing effect is improved. Further, since the component (A) has a detergency, the stain on the textile product can be removed only by immersing it in the treatment liquid, and the generation of odor from the stain can be suppressed.

The component (A1) includes, for example, a sulfonic acid type such as a linear alkylbenzene sulfonic acid or a salt thereof, an α-olefin sulfonate, an internal olefin sulfonate, an alkane sulfonate having an alkyl group; a linear or branched chain. Sulfate type such as alkyl sulfate ester salt, alkyl ether sulfate ester salt (hereinafter, also referred to as "AES") or alkenyl ether sulfate ester salt; higher fatty acid having 8 to 22 carbon atoms or a salt thereof, alkyl ether carboxylate. , Polyoxyalkylene ether carboxylate, alkyl (or alkenyl) amide ether carboxylate, acylaminocarboxylate and other carboxylic acid types; alkyl phosphate ester salt, polyoxyalkylene alkyl phosphate ester salt, polyoxyalkylene alkyl Examples thereof include phosphoric acid ester types such as phenyl phosphate ester salt and glycerin fatty acid ester monophosphate ester salt. Examples of the salt in these anionic surfactants include alkali metal salts such as sodium salt and potassium salt; alkaline earth metal salts such as magnesium salt, and alkanolamine salts such as monoethanolamine salt and diethanolamine salt. These anionic surfactants are readily available on the market.

Among the above, as the linear alkylbenzene sulfonic acid or a salt thereof, those having a linear alkyl group having 8 to 16 carbon atoms are preferable, and those having a linear alkyl group having 10 to 14 carbon atoms are particularly preferable.
The α-olefin sulfonate and the internal olefin sulfonate are preferably those having 10 to 20 carbon atoms.
The alkane sulfonate having an alkyl group preferably has an alkyl group having 10 to 20 carbon atoms, and more preferably an alkyl group having 14 to 17 carbon atoms. Of these, those in which the alkyl group is a secondary alkyl group (that is, a secondary alkane sulfonate) are particularly preferable.
The alkyl sulfate ester salt preferably has an alkyl group having 10 to 20 carbon atoms.
The AES or alkenyl ether sulfate ester salt has a linear or branched alkyl group or alkenyl group having 8 to 20 carbon atoms and has an average of 1 to 10 mol of ethylene oxide added, and an average of 0 to 6 mol. (Ie, polyoxyethylene (oxypropylene) alkyl ether sulfate ester salt or polyoxyethylene (oxypropylene) alkenyl ether sulfate ester salt) is preferable.
When both ethylene oxide and propylene oxide are added to the AES or alkenyl ether sulfate ester salt, the method for adding ethylene oxide and propylene oxide is not particularly limited. The addition method may be, for example, random addition or block addition. Examples of the block addition method include a method of adding ethylene oxide and then adding propylene oxide; a method of adding propylene oxide and then adding ethylene oxide; a method of adding ethylene oxide and then adding propylene oxide, and then adding ethylene oxide. The method of doing this can be mentioned.

As the component (A1), AES and LAS are preferable, and AES is particularly preferable, because the adsorption to the fiber is relatively small and the deodorizing effect is excellent. AES may be used in combination with other (A1) components.
Further, as the component (A1), it is preferable to contain a higher fatty acid having 8 to 22 carbon atoms or a salt thereof in addition to AES and / and LAS. By containing a higher fatty acid having 8 to 22 carbon atoms or a salt thereof, foaming of the treatment liquid obtained by diluting the composition with water can be reduced, and the rinse property is excellent.
Examples of the AES include a compound represented by the following formula (a1) (hereinafter, also referred to as “component (a1)”).
R ¹ -O- [(EO) _j / (PO) _k ] -SO ₃ ^- M ⁺ ... (a1)
In formula (a1), R ¹ is a linear or branched alkyl group having 8 to 20 carbon atoms, EO is an oxyethylene group, PO is an oxypropylene group, and j is an average repetition of EO. It represents a number, which is 0.5 or more, k represents the average number of repetitions of PO, is a number from 0 to 6, and M ⁺ is a countercation.

R ¹ is preferably a linear or branched alkyl group having 10 to 20 carbon atoms, and more preferably a linear or branched alkyl group having 12 to 14 carbon atoms.
j is preferably 0.5 to 5, more preferably 0.5 to 4, still more preferably 0.5 to 3.5, and particularly preferably 1.5 to 2.5.
k is preferably 0 to 3, and more preferably 0.
j + k is preferably 0.5 or more, more preferably 0.5 to 5.
When the component (a1) has both EO and PO, the EO and PO may be added in a block shape or may be added in a random shape. Examples of the method of adding EO and PO in a block shape include a method of introducing ethylene oxide and then introducing propylene oxide, and a method of introducing propylene oxide and then introducing ethylene oxide. The distribution of the number of added moles of ethylene oxide and propylene oxide is not particularly limited.
Examples of M ⁺ include alkali metal ions such as sodium ion and potassium ion; alkaline earth metal ions such as magnesium ion; alkanolamine with monoethanolamine, diethanolamine and the like.
The component (a1) may be a commercially available product or may be produced by a known synthetic method. When produced by a known synthetic method, the component (a1) can be produced by reacting polyoxyalkylene alkyl ether with anhydrous sulfuric acid or reacting with chlorosulfonic acid. As the component (a1), one type may be used alone, or two or more types may be used in combination.

Examples of the component (A2) include a polyoxyalkylene type nonionic surfactant.
Examples of the polyoxyalkylene type nonionic surfactant include a compound represented by the following formula (a2) (hereinafter, also referred to as “component (a2)”).
^{_{R 2 -X - [(EO)}} s / (PO) t] -R 3 ··· (a2)
In the formula (a2), R ² is a hydrocarbon group having 8 to 18 carbon atoms, X is O, COO or CONH, and R ³ is a hydrogen atom, an alkyl group having 1 to 6 carbon atoms or 2 to 2 carbon atoms. It is an alkenyl group of 6, EO is an oxyethylene group, PO is an oxypropylene group, s represents the average number of repetitions of EO, 6 to 20, and t represents the average number of repetitions of PO. , 0-6. EO and PO may be mixed and arranged.

R ^2, since detergency is good, preferably a hydrocarbon group having 10 to 18 carbon atoms, be linear or may be branched. R ² may have an unsaturated bond. The R ^2, 1 primary or secondary higher alcohols, higher fatty acids, include those derived from raw materials such as higher fatty acid amides.
As ^{the alkyl group of R 3} , an alkyl group having 1 to 3 carbon atoms is preferable. As ^{the alkenyl group of R 3,} an alkenyl group having 2 to 3 carbon atoms is preferable.

From the viewpoint of deodorizing effect, X is preferably O or COO, and more preferably COO.
When X is O, the component (a2) is an alkyl ether type nonionic surfactant. ^{When X is O, R 2} is preferably a hydrocarbon group having 10 to 18 carbon atoms from the viewpoint of further improving the detergency. R ² may have an unsaturated bond. Further, R ³ is preferably a hydrogen atom.
When X is COO, the component (a2) is a fatty acid ester type nonionic surfactant. ^{When X is COO, R 2} is preferably a hydrocarbon group having 9 to 18 carbon atoms, and more preferably a hydrocarbon group having 11 to 18 carbon atoms, from the viewpoint of further improving the detergency. R ² may have an unsaturated bond. R ³ is preferably an alkyl group having 1 to 3 carbon atoms, and more preferably a methyl group.

s is a number of 6 to 20, preferably a number of 10 to 20, more preferably a number of 10 to 18, and even more preferably a number of 14 to 18. When s is within the above range, the deodorizing effect is more excellent. In addition, the HLB value does not become too high, and the detergency is likely to be improved.
t is a number of 0 to 6, preferably a number of 0 to 3, and more preferably 0. When t is within the above range, the storage stability at high temperature tends to be good.
In [(EO) _s / (PO) _t ] in the formula (a2), EO and PO may be mixed and arranged. When EO and PO are arranged in a mixed manner, they may be in a random shape or in a block shape.

In the component (a2), the distribution of the number of repetitions of EO s (that is, the average number of moles of ethylene oxide added) or the number of repetitions of PO (that is, the average number of moles of propylene oxide added) is particularly high as long as it has the effect of the present invention. Not limited. The distribution of s or t varies depending on the reaction method when producing the component (a2). For example, in the distribution of the number of addition moles of ethylene oxide or propylene oxide, ethylene oxide or propylene oxide is used as a raw material for a hydrocarbon group (primary or secondary higher alcohol) by using a general alkaline catalyst such as sodium hydroxide or potassium hydroxide. , Higher fatty acid, higher fatty acid amide, etc.) tends to have a relatively wide distribution. In addition, specific alkoxylation such as magnesium oxide to which metal ions such as ^{Al 3+} , Ga ³⁺ , In ³⁺ , Tl ³⁺ , Co ³⁺ , Sc ³⁺ , La ³⁺ , and Mn ²⁺ described in JP-A-6-15038 are added. When ethylene oxide or propylene oxide is added to the raw material of the hydrocarbon group using a catalyst, the distribution tends to be relatively narrow.

The component (a2) may be a commercially available product, or at least ethylene oxide among ethylene oxide and propylene oxide may be added to a commercially available raw material (primary or secondary higher alcohol, higher fatty acid, higher fatty acid amide, etc.) by a known method. It may be added.
Specific examples of the component (a2) include ethylene oxide (registered trademark) manufactured by Mitsubishi Chemical Corporation (trade name, C13 and C indicate the number of carbon atoms; the same applies hereinafter) and Neodol (registered trademark) manufactured by Shell (trade name). , C12 and C13), Sasol® 23 (trade name, mixture of C12 and C13) manufactured by Sasol, etc., with 12 mol or 15 mol of ethylene oxide added. Product; Ethylene oxide equivalent to 12 mol or 15 mol is added to natural alcohol such as CO-1214 (trade name) or CO-1270 (trade name) manufactured by P &G; having 12 to 14 carbon atoms. Ethylene oxide equivalent to 15 mol added to secondary alcohol (Softanol (registered trademark) 150 (trade name) manufactured by Nippon Catalyst Co., Ltd.); Palm fatty acid methyl (lauric acid / myristic acid = 8 / Examples of 2) include those to which ethylene oxide equivalent to 15 mol is added using an alkoxylation catalyst (polyoxyethylene coconut fatty acid methyl ester (EO 15 mol)).

As the component (A), one type may be used alone, or two or more types may be used in combination.
When two or more kinds are used in combination, only the component (A1) may be used, only the component (A2) may be used, or both of them may be used.
The component (A) preferably contains the component (A1) in terms of a deodorizing effect and an improvement in detergency when used in combination with the component (B). Two or more kinds of (A1) components may be used in combination.
The component (A) preferably contains the component (A2) in terms of deodorizing effect and rinsing property (residuality in textile products). When the component (A2) is contained, it is suitable for the treatment without rinsing, which will be described later. Two or more kinds of (A2) components may be used in combination.

<Ingredient (B)>
The component (B) is an alkylene oxide adduct of polyalkyleneimine.
When the present composition contains the component (B), a deodorizing effect can be imparted to the textile product.

The polyalkyleneimine is represented by, for example, the following formula (b1).
NH _2- R ^5- [N (A ¹ ) -R ⁵ ] _n- NH ₂ -... (b1)
In the formula (b1), R ⁵ is an alkylene group having 2 to 6 carbon atoms independently, A ¹ is another polyamine chain formed by a hydrogen atom or a branch, and n is a number of 1 or more. However, ^{not all of A 1} are hydrogen atoms. That is, the polyalkyleneimine represented by the formula (b1) has a polyamine chain branched in the structure.
Examples of R ⁵ include a linear alkylene group having 2 to 6 carbon atoms and a branched alkylene group having 3 to 6 carbon atoms. The R ^5, preferably an alkylene group having 2 to 4 carbon atoms, more preferably an alkylene group having 2 carbon atoms.

The polyalkyleneimine is obtained, for example, by polymerizing one or more kinds of alkyleneimines having 2 to 6 carbon atoms by a conventional method. Examples of the alkyleneimine having 2 to 6 carbon atoms include ethyleneimine, propyleneimine, 1,2-butyleneimine, 2,3-butyleneimine, 1,1-dimethylethyleneimine and the like.
As the polyalkyleneimine, polyethyleneimine (hereinafter, also referred to as "PEI") and polypropyleneimine are preferable, and PEI is more preferable. PEI is obtained by polymerizing ethyleneimine and has a branched chain structure containing primary, secondary and tertiary amine nitrogen atoms in its structure.

The weight average molecular weight of the polyalkyleneimine is preferably 200 to 2000, more preferably 300 to 1500, further preferably 400 to 1000, and particularly preferably 500 to 800.
The polyalkyleneimine preferably has 5 to 30 active hydrogens in one molecule, more preferably 7 to 25 hydrogens, and further preferably 10 to 20 hydrogens.

The component (B) is obtained by adding an alkylene oxide to polyalkyleneimine. As this method, for example, in the presence of a basic catalyst such as sodium hydroxide, potassium hydroxide, or sodium methylate, alkylene oxide such as ethylene oxide is added to polyalkyleneimine as a starting material at 100 to 180 ° C. There is a method of making it.

Examples of the alkylene oxide include alkylene oxides having 2 to 4 carbon atoms such as ethylene oxide, propylene oxide and butylene oxide, and ethylene oxide and propylene oxide are preferable, and ethylene oxide is more preferable.

Examples of the component (B) include an ethylene oxide adduct of polyalkyleneimine, a propylene oxide adduct of polyalkyleneimine, and an ethylene oxide-propylene oxide adduct of polyalkyleneimine. The ethylene oxide-propylene oxide adduct of polyalkyleneimine is obtained by adding ethylene oxide and propylene oxide to polyalkyleneimine, and the order and form of addition of ethylene oxide and propylene oxide to polyalkyleneimine (block shape, random shape) is arbitrary. Is.
As the component (B), an ethylene oxide adduct of polyalkyleneimine and an ethylene oxide-propylene oxide adduct of polyalkyleneimine are preferable, and an ethylene oxide adduct of polyalkyleneimine is more preferable from the viewpoint of deodorizing effect.

As the component (B), it is preferable that an average of 5 to 40 alkylene oxides are added to 1 atom of active hydrogen contained in the raw material polyalkyleneimine, and an average of 8 to 30 alkylene oxides are added. Those having an average of 10 to 30 alkylene oxides added are more preferable, and those having an average of 10 to 20 alkylene oxides added are particularly preferable. That is, it is preferable that an average of 5 to 40 mol of alkylene oxide is added to 1 mol of active hydrogen contained in the raw material polyalkyleneimine, and more preferably 8 to 30 mol of alkylene oxide is added. It is more preferable to add an average of 10 to 30 mol of alkylene oxide, and particularly preferably to add an average of 10 to 20 mol of alkylene oxide.

Examples of the component (B) include a compound represented by the formula (b1-1).

In the formula (b1-1), R ²² is an alkylene group having 2 to 6 carbon atoms independently, and m is independently a number of 1 or more.
R ²² is preferably an alkylene group having 2 or 3 carbon atoms, and more preferably an alkylene group having 2 carbon atoms.
m represents the average number of repetitions of (R ^{22 O).} The number of m is preferably 5 to 40 independently, more preferably 8 to 30, further preferably 10 to 30, and particularly preferably 10 to 20.

The weight average molecular weight of the component (B) is preferably 1000 to 80,000, more preferably 2000 to 50000, further preferably 5000 to 30000, and particularly preferably 10000 to 20000.
The weight average molecular weight in the present specification means a value obtained by gel permeation chromatography using polyethylene glycol as a standard substance.

As the component (B), a synthetic product or a commercially available product may be used. Examples of commercially available products include the trade name "Sokalan (registered trademark) HP20" manufactured by BASF.

<Arbitrary ingredient>
Examples of the optional component include a surfactant (arbitrary surfactant) other than the component (A), an antibacterial agent, a water-miscible organic solvent, an organic acid, a thickener (solubilizer), an alkalizing agent, and a metal ion. Scavengers, antioxidants, preservatives, enzymes (proteas, lipases, cellulase, etc.), enzyme stabilizers, texture improvers, alkaline builders (alkanolamines, etc.), hydrotropes, fluorescent agents, fluorescent whitening agents, transfer Examples thereof include anti-dyeing agents, anti-recontamination agents, pearling agents, soil release agents, flavoring agents, coloring agents, emulsifying agents, extracts of natural products, pH adjusting agents and the like. One of these components may be used alone, or two or more thereof may be used in combination.

Examples of the optional surfactant include a cationic surfactant, an amphoteric surfactant, and a semi-polar surfactant.
Examples of the cationic surfactant include an alkyltrimethylammonium salt, a dialkyldimethylammonium salt, an alkylbenzyldimethylammonium salt, an alkylpyridinium salt and the like. Examples of the counter ion of these salts include halogen ion and alkyl sulfate ion. Examples of the halogen ion include fluoride ion, chloride ion, bromide ion, iodide ion and the like. The alkyl sulfate ion preferably has an alkyl group having 1 to 3 carbon atoms, and examples thereof include methyl sulfate ion and ethyl sulfate ion.
Examples of the amphoteric tenside agent include alkylcarboxybetaine, alkylsulfobetaine, alkylhydroxysulfobetaine, alkylamide betaine, and imidazolinium betaine.
Examples of the semi-polar surfactant include lauryldimethylamine oxide, which is an amine oxide type surfactant, and lauric acid amidopropyldimethylamine oxide.

An antibacterial agent can be used from the viewpoint of suppressing the growth of bacteria on textile products and suppressing the generation of unpleasant odors. The antibacterial agent may be a disinfectant. Examples of antibacterial agents include diphenyl-based, alcohol-based, phenol-based, aldehyde-based, carboxylic acid-based, ester-based, ether-based, nitrile-based, peroxide / epoxy-based, halogen-based, pyridine / quinoline-based, triazine-based, and isothiazolone. Organic antibacterial agents such as imidazole / thiazole, anilide, biguanide, disulfide, thiocarbamate, sugar, tropolone, and organic metal; inorganic antibacterial agents such as metal oxides and silver Can be mentioned. Specific examples thereof include diclosan, triclosan, bis- (2-pyridylthio-1-oxide) zinc, polyhexamethylene biguanide hydrochloride, 8-oxyquinoline, polylysine and the like.

In the present invention, the water-miscible organic solvent means an organic solvent that dissolves 50 g or more in 1 L of ion-exchanged water at 25 ° C.
By blending a water-miscible organic solvent, the stability and antiseptic power of this composition during low-temperature storage can be enhanced.
Examples of the water-mixable organic solvent include alcohols such as ethanol, 1-propanol, 2-propanol and 1-butanol, glycols such as propylene glycol, butylene glycol and hexylene glycol, polyglycols such as dipropylene glycol, and diethylene glycol. Examples thereof include alkyl ethers such as monobutyl ether (butyl carbitol), diethylene glycol dimethyl ether, 3-methoxy-3-methyl-1-butanol, phenoxyethanol and the like. Among these, ethanol, propylene glycol, diethylene glycol monobutyl ether (butyl carbitol), 3-methoxy-3-methyl-1-butanol, and phenoxyethanol are preferable because of their availability, liquid stability of the composition, fluidity, and the like. ..

By blending a thickener (solubilizer), the stability of the composition during low-temperature storage can be enhanced.
Examples of the thickener include triethylene glycol, tetraethylene glycol, polyethylene glycol having an average molecular weight of about 200, polyethylene glycol having an average molecular weight of about 400, polyethylene glycol having an average molecular weight of about 1000, glycols such as dipropylene glycol, and paratoluene sulfonic acid. , Cumene sulfonate, benzoate, urea and the like. Examples of salts in cumene sulfonate and benzoate include sodium salt, potassium salt and calcium salt.

Examples of the metal ion scavenger (chelating agent) include malonic acid, succinic acid, malic acid, diglycolic acid, tartaric acid, citric acid and the like.
Examples of the antioxidant include butylhydroxytoluene, cresol distyrene, sodium sulfite, sodium hydrogen sulfite and the like.
Examples of preservatives include "Caisson CG" (trade name) manufactured by Dow Chemical Co., Ltd., "Actiside MBS" (trade name) manufactured by So Japan, and "NIPACIDE BIT 20" (trade name) manufactured by Clariant. ..
The soil release agent includes, for example, at least one unit selected from the group consisting of the alkylene terephthalate unit and the alkylene isophthalate unit described in International Publication No. 2014/109380, and the group consisting of the oxyalkylene unit and the polyoxyalkylene unit. Water-soluble polymers having at least one unit of choice may be mentioned. Specifically, product name: TexCare SRN-100 (manufactured by Clariant Japan, weight average molecular weight: 2000 to 3000), product name: TexCare SRN-300 (manufactured by Clariant Japan, weight average molecular weight: 7000), product name: Examples thereof include ingredients commercially available as Repel-O-Tex Crystal (manufactured by Rhodia) and trade name: Repel-O-Tex QCL (manufactured by Rhodia).

Examples of the fragrance include the fragrance component described in JP-A-2002-146399. As the fragrance component, one kind may be used alone, or two or more kinds may be used in combination.
Examples of the colorant include Acid Red 138, Polar Red RLS, Acid Yellow 203, Acid Blue 9, Blue 1, Blue 205, Green 3, Red 106, Yellow 203, and Turquoise P-GR (all). Examples include general-purpose pigments and pigments such as (trade name).

Examples of the pH adjuster include alkanolamines such as sulfuric acid, hydrochloric acid, phosphoric acid, sodium hydroxide, potassium hydroxide, monoethanolamine, diethanolamine and triethanolamine, and ammonia. Among these, sulfuric acid, sodium hydroxide, potassium hydroxide, and alkanolamine are preferable, and sulfuric acid and sodium hydroxide are more preferable, from the viewpoint that the stability of the composition with time is easily enhanced. One type of pH regulator may be used alone, or two or more types may be used in combination.

<Contents of each component>
The content of the component (A) is more than 0% by mass and 10% by mass or less, preferably 0.1 to 10% by mass, more preferably 0.3 to 8% by mass, based on the total mass of the present composition. 0.5 to 5% by mass is more preferable. When the content of the component (A) is at least the above lower limit value, the permeability of the present composition to the textile product is excellent, and the deodorizing effect can be easily obtained. When the content of the component (A) is not more than the above upper limit value, when the textile product is treated with this composition, the amount of the component (A) adsorbed on the textile product is small and the component (B) which is a deodorant component is present. It easily remains on textile products and has an excellent deodorizing effect.

The content of the component (B) is 0.5 to 10% by mass, preferably 0.8 to 8% by mass, and more preferably 2 to 5% by mass with respect to the total mass of the present composition. When the content of the component (B) is at least the above lower limit value, the deodorizing effect is excellent. When the content of the component (B) is not more than the above upper limit value, the composition is less likely to yellow and is excellent in appearance stability.

The mass ratio represented by the component (B) / component (A) (hereinafter, also referred to as “B / A ratio”) is 0.1 or more, preferably 0.3 or more, and 0.5 or more. Is particularly preferable. When the B / A ratio is equal to or higher than the lower limit, the deodorizing effect is excellent.
The upper limit of the B / A ratio is, for example, 100, preferably 30, more preferably 10, and particularly preferably 1. When the B / A ratio is not more than the upper limit value, the permeability of the component (B) into clothing is excellent.
The B / A ratio may be 0.1 or more and 100 or less, 0.1 or more and 30 or less, 0.3 or more and 30 or less, and 0.5 or more and 10 or less. It may be 0.5 or more and 1 or less.

The content of water is not particularly limited, but is preferably 70 to 99% by mass, more preferably 75 to 95% by mass, still more preferably 80 to 90% by mass, based on the total mass of the present composition.
The content of the optional component is preferably 30% by mass or less, more preferably 10% by mass or less, based on the total mass of the present composition.

When the present composition contains an antibacterial agent, the content of the antibacterial agent can be selected according to the type of the antibacterial agent. For example, in the case of an organic antibacterial agent such as a diphenyl type, the content thereof is preferably 0.01 to 1% by mass, more preferably 0.01 to 0.5% by mass, based on the total mass of the present composition.
When the present composition contains a water-miscible organic solvent, the content of the water-miscible organic solvent is preferably 0.1 to 10% by mass, more preferably 1 to 5% by mass, based on the total mass of the present composition. ..
When the present composition contains a slimming agent, the content of the slimming agent is preferably 0.01 to 10% by mass, more preferably 1 to 5% by mass, based on the total mass of the present composition.
When the present composition contains a metal ion scavenger, the content of the metal ion scavenger is preferably 0.1 to 10% by mass with respect to the total mass of the present composition.
When the present composition contains an antioxidant, the content of the antioxidant is preferably 0.01 to 2% by mass with respect to the total mass of the present composition.
When the present composition contains a preservative, the content of the preservative is preferably more than 0% by mass and 1% by mass or less with respect to the total mass of the present composition.
When the present composition contains a flavoring agent, the content of the perfume is preferably 0.01 to 2% by mass with respect to the total mass of the present composition.
When the present composition contains a colorant, the content of the colorant is preferably 0.00005 to 0.005% by mass with respect to the total mass of the present composition.

<pH>
The pH of the composition at 25 ° C. is preferably 5 to 9, more preferably 6 to 8. If the pH is in the above-mentioned preferable range, the skin irritation can be lowered.
The pH is measured by a pH meter (for example, "HM-30G" (product name) manufactured by DKK-TOA CORPORATION) or the like.
In a preferred embodiment, the composition comprises component (A), component (B), water, a thickener, and a water-miscible organic solvent, and has a pH of 5-9 at 25 ° C. In this embodiment, the preferable content of each component and the more preferable range of pH are as described above.

[Treatment method for textile products]
In the method for treating a textile product of the present invention, first, the textile product is immersed in a treatment liquid obtained by diluting the present composition with water and dehydrated.

Examples of textile products include clothing, cloths, sheets, curtains, pillowcases and the like.
The material of the textile product is not particularly limited, and examples thereof include natural fibers such as cotton, silk and wool, and chemical fibers such as polyester and polyamide.

The treatment liquid can be prepared by adding the present composition to water.
The amount of the composition added to water is preferably 10 to 50 mL per 30 L of water, for example.
The ratio of the present composition to the total mass of the treatment liquid is preferably 0.01 to 0.3% by mass, more preferably 0.02 to 0.2% by mass.

If necessary, a known bleaching agent or softening agent may be added to the treatment liquid.
The content of the bleaching agent in the treatment liquid is not particularly limited. The amount of the bleach added to the treatment liquid is preferably 10 to 50 mL per 30 L of water, for example. The ratio of the bleaching agent to the total mass of the treatment liquid is preferably 0.01 to 0.3% by mass, more preferably 0.02 to 0.2% by mass. The content of the softener in the treatment liquid is not particularly limited. The ratio of the softener to the total mass of the treatment liquid is preferably 0.01 to 0.3% by mass, more preferably 0.02 to 0.3% by mass.

The textile product may be treated with a known bleaching agent or softening agent before the treatment with the treatment liquid (immersion in the treatment liquid and dehydration). As a known treatment method using a bleaching agent or a softening agent, a method in which a bleaching agent or a softening agent is dissolved in water in advance, a textile product is immersed therein, and then the taken-out textile product is placed in a washing machine or the like for washing. ; Examples include a method in which a bleaching agent or a softening agent is applied to a textile product, left as appropriate, and then washed.

When the textile product is immersed in the treatment liquid, the bath ratio, which is the ratio of the mass of the treatment liquid to the mass of the textile product (mass of the treatment liquid / mass of the textile product), is preferably 5 to 50 times, preferably 15 to 25 times. More preferred. When the bath ratio is in the above-mentioned preferable range, the deodorizing effect can be easily imparted evenly.

After immersing the textile product in the treatment liquid, it may be allowed to stand as it is, or the treatment liquid may be stirred. Textile products may be washed in a washing machine using the present composition instead of detergent. When a washing machine is used, it may be a normal washing course or a course with weak stirring power such as a fashionable wearing course. The composition may be applied to the textile product, left as appropriate, and then washed in a washing machine.
When using a washing machine, dehydration may be continuously performed after washing.

After dehydrating the textile product immersed in the treatment liquid, rinsing water may be added for rinsing, but from the viewpoint of deodorizing effect, it is preferable to dry without rinsing. Even when using a washing machine, it is preferable not to perform rinsing after washing and dehydration. By drying without rinsing, the component (B) tends to remain in the textile product, and a more excellent deodorizing effect can be obtained.
The drying method may be a general drying method for textile products, and examples thereof include air drying and drying using a dryer (clothes dryer, bathroom dryer, etc.).

Hereinafter, the present invention will be described in more detail with reference to Examples, but the present invention is not limited thereto.
The materials used in the examples are shown below.

<Material used>
[(A) component]
A-1: Polyoxyethylene alkyl ether sulfate (polyoxyethylene alkyl ether sulfate. R ¹ in the above formula (a1) is a linear alkyl group having 12 and 14 carbon atoms, j is 2, and k is. A compound in which 0 and M ⁺ are sodium ions. PT. Kao Indonesia Chemicals Co., Ltd., trade name "EMAL270").
-A-2: A linear alkylbenzene sulfonate having an alkyl group having 10 to 14 carbon atoms (manufactured by Lion Corporation, trade name "Rypon (registered trademark) LH-200").
A-3: Polyoxyethylene alkyl (12 to 14 carbon atoms) ether (average number of moles of ethylene oxide added: 15) (natural alcohol with 15 moles of ethylene oxide added. R ² in the above formula (a2) is carbon. A compound that is one or more alkyl groups selected from an alkyl group having a number of 12 and an alkyl group having 14 carbons, in which s is 15, t is 0, and X is O. Made by Lion Co., Ltd., trade name "LMAO") ..
A-4: Polyoxyethylene fatty acid methyl ester (12 to 14 carbon atoms of fatty acid, 15 average addition moles of ethylene oxide) (in the above formula (a2), R ² is an alkyl group having 11 carbon atoms and an alkyl having 13 carbon atoms. One or more alkyl groups selected from the groups, R ³ is a methyl group, s is 15, t is 0, and X is COO. Narrow ratio 30% by mass. Made by Lion Co., Ltd., trade name " MEE ").
A-5: Polyoxyethylene alkyl (12 to 14 carbon atoms) ether (average number of moles of ethylene oxide added 12) "AE (12EO)" (natural alcohol with 12 moles of ethylene oxide added. The above formula (a2). ), R ² is one or more alkyl groups selected from an alkyl group having 12 carbon atoms and an alkyl group having 14 carbon atoms, R ³ is a hydrogen atom, X is O, and s is 12. , T is 0.

[(B) component]
B-1: Ethylene oxide adduct of polyethyleneimine (manufactured by BASF, trade name "Sokaran HP20", number of active hydrogens contained in one molecule of polyethyleneimine: 20, average number of moles of ethylene oxide added per atom of active hydrogen : 20, weight average molecular weight 14500).

[Arbitrary ingredient]
-Antibacterial agent: 5-chloro-2- (4-chlorophenoxy) phenol (common name: diclosan), manufactured by BASF, trade name "Tinosan HP100".
-Solvent 1: Polyethylene glycol # 1000 (manufactured by Mitsui Chemicals, Inc., trade name "PEG # 1000-L60").
-Solvent 2: 3-Methoxy-3-methyl-1-butanol (manufactured by Kuraray, trade name "Solfit").
-Solvent 3: Phenoxyethanol (manufactured by Sanyo Chemical Industries, Ltd., trade name "Nieuport EFP").
-Na benzoate: Sodium benzoate (manufactured by Toagosei Co., Ltd.).
-Ethanol: Ethanol (manufactured by Nippon Alcohol Trading Co., Ltd., trade name "Specific 95 degree synthetic alcohol").
-PH adjuster: Sulfuric acid (manufactured by Toagosei Co., Ltd.), sodium hydroxide (manufactured by Toagosei Co., Ltd.).
-Fragrance: Perfume composition A according to Tables 11 to 18 of JP-A-2002-146399.
[water]
Water: Purified water.

<Examples 1 to 15, Comparative Examples 1 to 3>
[Preparation of textile treatment agent composition]
As shown in Tables 1 to 4, the blending amount of each component was adjusted, and the textile product treatment agent compositions of Examples 1 to 15 and Comparative Examples 1 to 3 were prepared by the following procedure.
The component (A) and water were mixed until uniform, then the component (B) was added and stirred until uniform, and then an arbitrary component was added and sufficiently stirred to obtain a textile treatment agent composition. ..
In Tables 1 to 4, the blending amount (mass%) of each component is a ratio to the total mass of the textile treatment agent composition, and shows the value in terms of pure content unless otherwise specified. “Appropriate amount” means that the pH adjuster is blended so that the pH of the textile treatment agent composition at 25 ° C. is the value shown in Tables 1 to 4. "Balance" means that water is blended so that the total blending amount (mass%) of all the blended components contained in the textile treatment agent composition of each example is 100% by mass. That is, the blending amount of water is the balance obtained by subtracting the total blending amount (in terms of pure content) of the blending components other than water from the total mass of the textile treatment agent composition.

[Creation of test cloth]
A test cloth used for deodorization evaluation was prepared according to the following procedure.
First, the test cloth was washed according to the following procedure.
Fully automatic electric washing machine (manufactured by Haier, product name "JW-K33F"), cotton knitted cloth (manufactured by Nisshinbo Co., Ltd., product name "CK43202", purchased from Tanito Shoten), about 30 g, and cotton skin shirt ( B.V.D.) was added after adjusting so that the total mass of all the cloths to be washed was about 500 g (bath ratio (washing water / total mass of cloths to be washed) 30 times).
Next, 10 mL of a liquid detergent was added, and a cleaning operation was performed in which cleaning, rinsing, and dehydration were performed in sequence in a standard course. The washing time, rinsing, dehydration, and water volume (set to low water level, water volume of about 15 L) were not adjusted at all, and the standard course setting of the washing machine was used. This washing operation was repeated 5 times.
After the washing was completed, the cotton knitted cloth taken out was left in a constant temperature and humidity chamber at 25 ° C. and a humidity of 65% RH to dry. After drying, it was cut into 5 x 5 cm squares and used as a test cloth.

[Treatment with textile treatment agent composition]
A treatment liquid was prepared by stirring the textile product treatment agent composition at a ratio of 25 mL to 30 L of water for 30 seconds.
Next, a Terg-O-tometer (manufactured by UNITED STATES TESTING) was prepared as a cleaning tester. Put the above 5 test cloths and a cotton-skin shirt (manufactured by BBD) in a washing tester together with 900 mL of the treatment liquid, and stir at 120 rpm and 15 ° C. for 10 minutes at a bath ratio of 20 times. bottom. Then, the test cloth and the cotton-skinned shirt were taken out, transferred to a dehydration tank of a two-tank washing machine (manufactured by TOSHIBA Co., Ltd., product number: VH-30S (H)), dehydrated for 1 minute, and then air-dried.

[Evaluation of deodorant effect of body odor]
As a body odor model, 200 μL of a nonanoic acid solution obtained by diluting nonanoic acid with 95 degree ethanol to 1000 ppm was added dropwise to the test cloth treated with the above-mentioned textile product treatment agent composition. After 30 minutes, the odor intensity of the test cloth was sensory evaluated by 6 panelists according to the following 6-step criteria. The lower the score of odor intensity, the weaker the odor, and the higher the deodorizing effect of body odor (the effect of suppressing the generation of body odor).
"Evaluation criteria for sensory evaluation"
5 points: Strong odor.
4 points: Strong odor.
3 points: An odor that can be easily detected.
2 points: A weak odor that tells you what the smell is.
1 point: Smell that can be finally detected.
0 points: Odorless.

The average value of the odor intensity scores of the six panelists was calculated (rounded to the first decimal place), and the deodorizing effect was judged according to the following criteria. If this evaluation is ◎ or ○, it is judged to be acceptable. The results are shown in Tables 1 to 3.
"Criteria for deodorant effect"
⊚: The average value of the odor intensity score is less than 2.5 points.
◯: The average value of the odor intensity is 2.5 points or more and less than 3.0 points.
Δ: The average value of the odor intensity score is 3.0 points or more.

In Examples 1 to 15, an excellent deodorizing effect could be imparted to the test cloth by a simple operation.
On the other hand, Comparative Example 1 was inferior in deodorizing effect. It is considered that since the component (A) was not contained, the component (B) did not easily penetrate into the test cloth, and the component (B) hardly remained on the test cloth after the treatment.
Comparative Example 2 was inferior in deodorizing effect because it did not contain the component (B).
Comparative Example 3 was inferior in deodorizing effect. It is considered that when the content of the component (A) is more than 10% by mass, the component (A) is selectively adsorbed on the test cloth, and the component (B) hardly remains on the test cloth after the treatment.

According to the present invention, it is possible to provide a textile product treatment agent composition capable of imparting an excellent deodorant effect to a textile product, and a method for treating a textile product capable of imparting an excellent deodorant effect to a textile product by a simple operation.

Claims (4)

1. Textile product treatment agent composition containing at least one component (A) selected from the group consisting of anionic surfactants and nonionic surfactants and component (B) which is an alkylene oxide adduct of polyalkyleneimine. And
   The content of the component (A) is more than 0% by mass and 10% by mass or less with respect to the total mass of the textile product processing agent composition.
   The content of the component (B) is 0.5 to 10% by mass with respect to the total mass of the textile product processing agent composition.
   A textile product treatment agent composition having a mass ratio represented by the component (B) / the component (A) of 0.1 or more.
2. The textile product processing agent composition according to claim 1, wherein the component (A) contains the anionic surfactant.
3. The textile product treatment agent composition according to claim 1 or 2, wherein the component (B) is an ethylene oxide adduct of polyalkyleneimine.
4. A method for treating a textile product, wherein the textile product is immersed in a treatment liquid obtained by diluting the textile product treatment agent composition according to any one of claims 1 to 3 with water, dehydrated, and then dried without rinsing. ..