KR102323638B1 - liquid softener composition - Google Patents

Abstract

The present invention provides a liquid softener composition comprising the following components (A) to (D): (A) which may be divided by an ester group (-COO-) and/or an amide group (-NHCO-) At least one compound selected from the group consisting of an amine compound having at least one hydrocarbon group having 10 to 26 carbon atoms in the molecule, a neutralized product thereof, and a quaternary product thereof, (B) 0.1-10% by mass of an amino-modified silicone, (C) A fragrance composition containing 0.1% by mass or more of Iso E Super based on the total mass of the liquid softener composition, and further containing citronellol, and (D) an antibacterial agent.

Description

liquid softener composition

The present invention relates to a liquid softener composition. In detail, this invention relates to the liquid softening agent composition by which gelatinization was suppressed and/or generation|occurrence|production of the odor after storage was suppressed.

Regarding imparting the feel of clothing (providing flexibility, providing smoothness, and preventing wrinkles), conventionally, a fiber treatment agent in which a cationic activator and aminosilicone are combined has been proposed (Japanese Patent Application Laid-Open No. 2008-150756, Japanese Patent Laid-Open No. 2008- Publication No. 297675, Japanese Patent Laid-Open No. 2009-12012).

For the fiber treatment agent consisting of the cationic surfactant and amino-modified silicone, in order to increase its stability, a glycol ether compound is applied (Japanese Patent Application Laid-Open No. 2008-150756), propylene oxide, or a specific non-ion to which an ethylene oxide group is applied. (Japanese Patent Application Laid-Open No. 2012-7265), there is a technology of applying trehalose to increase stability during high-temperature storage (Japanese Patent Application Laid-Open No. 2014-118640).

In addition, as a tactile effect imparting effect after storage, there is a technique using non-ions to which ethylene oxide and propylene oxide groups are added in a specific ratio (Japanese Patent Application Laid-Open No. 2012-7265). As a technique for suppressing deterioration of fragrance after storage, urea There is a technology for blending (International Publication No. 2014/003180) and a technology for blending a specific fragrance and antioxidant (Japanese Patent Application Laid-Open No. 2012-56392).

However, in the prior art, when the product is placed outdoors, for example, gel (film) formation when exposed to ultraviolet light, gel formation in freeze recovery, or when the product is stored outdoors or after long-term storage, etc. It is not possible to sufficiently suppress the generation of odors. Moreover, the degree of gel formation of a softening agent composition differs with a fragrance|flavor composition, and the softening agent composition by which gelatinization was suppressed is desired.

As a result of intensive studies to solve the above problems, the present inventors have found that by blending an amino-modified silicone, a perfume composition containing a predetermined perfume component, and an antibacterial agent, gel formation and odor generation can be suppressed, and the tactile sensation imparting effect is also It has been found that an excellent softening agent composition can be provided, and the present invention has been completed.

This invention has been completed based on such novel knowledge.

One embodiment of this invention WHEREIN: The liquid softening agent composition containing the following (A)-(D)components is provided.

(A) an amine compound having at least one hydrocarbon group having 10 to 26 carbon atoms in its molecule, which may be divided by an ester group (-COO-) and/or an amide group (-NHCO-), a neutralized product thereof, and a product thereof At least one compound selected from the group consisting of quaternary products,

(B) 0.1-10 mass % of amino-modified silicone;

(C) a perfume composition containing 0.1% by mass or more of Iso E Super based on the total mass of the liquid softener composition, and further containing citronellol; and

(D) Antibacterial agents.

According to one embodiment of the present invention, component (C) further includes at least one perfume component selected from the group consisting of coumarin, hexylcinnamic aldehyde and habanolide.

According to one embodiment of the present invention, it is possible to provide a softening agent composition in which gelation is suppressed.

ADVANTAGE OF THE INVENTION According to one Embodiment of this invention, the softening agent composition by which the generation|occurrence|production of the odor after storage was suppressed can be provided.

ADVANTAGE OF THE INVENTION According to one Embodiment of this invention, the softening agent composition by which gelatinization was suppressed and generation|occurrence|production of the odor after storage was suppressed can be provided.

According to one embodiment of the present invention, it is possible to provide a softening agent composition in which gelation is suppressed and/or odor generation after storage is suppressed, and which is also excellent in the tactile effect imparting effect.

[(A) component]

The component (A) contained in the softening agent composition of the present invention is an amine having at least one hydrocarbon group having 10 to 26 carbon atoms in its molecule which may be divided by an ester group (-COO-) and/or an amide group (-NHCO-). It is at least 1 type of compound selected from the group which consists of a compound, its neutralization product, and its quaternary product, and functions as a cationic surfactant. (A) component mainly becomes one with (B) component, and it mix|blends in order to give the softening agent composition the tactile effect (particularly, the effect which provides softness to clothes, such as underwear).

The carbon number of a predetermined|prescribed hydrocarbon group is 10-26, Preferably it is 12-24, Especially preferably, it is 14-20.

The hydrocarbon group may be segmented by one or more groups selected from the group consisting of an ester group and an amide group. Among the ester group and the amide group, an ester group is particularly preferable. The number of groups to be divided is one for one hydrocarbon group. In addition, the carbon atom which a branching group has shall be counted by the carbon number of a hydrocarbon group.

In addition, saturated or unsaturated may be sufficient as a hydrocarbon group, and linear or branched chain may be sufficient as it.

The neutralized product of an amine compound is a compound obtained by neutralizing an amine compound with an acid. Examples of the acid used for neutralization include hydrochloric acid, sulfuric acid, methylsulfuric acid, and p-toluenesulfonic acid. The neutralized product is preferably in the form of an amine salt.

The neutralized product can be prepared by dispersing the amine compound neutralized with an acid in advance with water, injecting the liquid or solid amine compound into an acid aqueous solution, or simultaneously charging the amine compound and the acid into water.

The quaternary product of an amine compound is a compound obtained by treating with a quaternizing agent the number of hydrocarbon groups couple|bonded with the nitrogen atom among the amine compounds is 3 (tertiary amine). As a quaternizing agent, methyl chloride, dimethyl sulfuric acid, etc. are mentioned.

(A) As a component, the amine compound represented by any one of the following general formulas (A-I) - (A-VII), its neutralized substance, or its quaternary substance can be illustrated.

[Formula 1]

In each of the formulas (AI) to (A-VII), R ¹ is a hydrocarbon group having 15 to 17 carbon atoms which may be the same or different (in other words, a residue derived by excluding a carboxyl group from a fatty acid having 16 to 18 carbon atoms)基)). An alkyl group may be sufficient as a hydrocarbon group, and an alkenyl group may be sufficient as it. As a fatty acid which induces R<^1> , a saturated fatty acid, an unsaturated fatty acid, a linear fatty acid, and a branched fatty acid are mentioned. In the case of an unsaturated fatty acid, although a cis-isomer and a trans-isomer exist, it is preferable that the mass ratio is cis-isomer/trans-isomer =25/75-100/0, and it is especially preferable that it is 40/60-80/20.

Preferred fatty acids for inducing R ¹ include stearic acid, palmitic acid, oleic acid, elaidic acid, linoleic acid, linolenic acid, linolenic acid, arachidic acid, gadoleic acid, eicosenic acid, partially hydrogenated palm oil fatty acid (iodine number of 10 to 60), and partially hydrogenated fatty acids. tallow fatty acid (iodine content of 10 to 60); and the like. More preferably, as a mixture of stearic acid, palmitic acid, oleic acid, elaidic acid, linoleic acid and linolenic acid, the mass ratio of saturated fatty acid/unsaturated fatty acid is 95/5 to 50/50, and the mass ratio of cis form/trans form is 40/60 to 80 /20, an iodine number of 10 to 50, a fatty acid content of 18 carbon atoms is a mixture of 80 mass% or more with respect to the total mass of the mixture, and the total amount of linoleic acid and linolenic acid is 2 mass% or less with respect to the total mass of the mixture.

(A) When using a composition containing the compound represented by the general formula (AI) and the compound represented by the general formula (A-II) as the component (A), the composition comprises the above-described fatty acid mixture or its methyl ester product and , can be synthesized by condensing methyl diethanolamine. In that case, it is preferable to synthesize|combine so that the mass ratio of each compound may become (A-II)/(A-I) =99/1-50/50 from a viewpoint of making dispersion stability in a liquid softening agent composition favorable.

In the case of using a composition containing a quaternary product of a compound represented by the general formula (AI) and a quaternary product of a compound represented by the general formula (A-II), methyl chloride or dimethyl sulfuric acid may be used as a quaternizing agent. However, methyl chloride which has a small molecular weight and can reduce the amount required for quaternization is preferred. In that case, from a viewpoint of making the dispersion stability in a liquid softening agent composition favorable, the mass ratio of each quaternary substance may become (A-II) quaternary substance / (AI) quaternary substance =99/1-50/50 It is preferable to synthesize.

In the quaternization reaction described above, unreacted substances (that is, the compound represented by (A-I) and the compound represented by (A-II)) remain. At that time, from the viewpoint of stability against hydrolysis of the ester group contained in the quaternary product, the quaternary product (quaternary product of (AI) + quaternary product of (A-II)) and unreacted product ((AI) It is preferable to synthesize so that the mass ratio of the represented compound + the compound represented by (A-II)) becomes quaternized/unreacted = 99/1 to 70/30.

(A) When using the composition containing the compound represented by general formula (A-III), the compound represented by general formula (A-IV), and the compound represented by general formula (AV) as a component, The composition can be synthesized by condensing the fatty acid composition or its methyl ester product with triethanolamine. At that time, from the viewpoint of improving the dispersion stability in the liquid softening agent composition, the mass ratio of each compound is [(A-IV) + (AV)]/(A-III) = 99/1 to 50/50. it is preferable

A composition comprising a quaternary product of the compound represented by the general formula (A-III), a quaternary product of the compound represented by the general formula (A-IV), and a quaternary product of the compound represented by the general formula (AV) When used, although methyl chloride, dimethyl sulfuric acid, etc. can be used as a quaternization agent, a viewpoint of the reactivity of a quaternization reaction to dimethyl sulfuric acid is preferable. In that case, from a viewpoint of making the dispersion stability in a liquid softening agent composition favorable, the mass ratio of each quaternary substance may become [(A-IV) + (AV)]/(A-III) = 99/1-50/50 It is preferable to synthesize.

In the quaternization reaction described above, unreacted substances (that is, the compound represented by the general formula (A-III), the compound represented by the general formula (A-IV), and the compound represented by the general formula (AV)) remain. do. At that time, from the viewpoint of stability against hydrolysis of the ester group contained in the quaternary product, the quaternary product (quaternary product of (A-III) + quaternary product of (A-IV) + quaternary product of (AV)) The mass ratio of the cargo) to the unreacted material (the compound represented by (A-III) + the compound represented by (A-IV) + the compound represented by (AV)) is a quaternary product/unreacted material = 99/1 to 70/ It is preferable to synthesize it so that it becomes 30.

(A) When using the composition containing the compound represented by general formula (A-VI) and the compound represented by general formula (A-VII) as a component, the said composition is the said fatty acid composition and N-(2) -Hydroxyethyl)-N-methyl-1,3-propylenediamine (synthesized as an adduct of N-methylethanolamine and acrylonitrile according to the method described in J. Org. Chem., 26, 3409 (1960)) can be synthesized by condensation reaction. It is preferable to synthesize|combine so that the mass ratio of each compound may become (A-VII)/(A-VI) =99/1-50/50 from a viewpoint of making the tactile effect imparting effect favorable.

When using a composition containing a quaternized product of a compound represented by the general formula (A-VII) and a quaternized product of a compound represented by the general formula (A-VII), methyl chloride can be used as the quaternizing agent . At that time, from the viewpoint of improving the tactile effect, the mass ratio of each quaternary product is synthesized so that the quaternary product of (A-VII) / the quaternary product of (A-VI) = 99/1 to 50/50. it is preferable

In the quaternization reaction described above, unreacted substances (that is, the compound represented by (A-VI) and the compound represented by (A-VII)) remain. At that time, from the viewpoint of stability against hydrolysis of the ester group contained in the quaternary product, the quaternary product (quaternary product of (A-VI) + quaternary product of (A-VII)) and unreacted product ((A It is preferable to synthesize so that the mass ratio of the compound represented by -VI) + the compound represented by (A-VII)) is quaternized/unreacted = 99/1 to 70/30.

Among the above, the quaternary product of the compound represented by the general formula (A-III), the quaternary product of the compound represented by the general formula (A-IV), and the quaternary product of the compound represented by the general formula (AV) The composition containing the quaternized substance of a compound is more preferable.

In this case, from the viewpoint of further enhancing the function as a softening agent, the content of each quaternary substance in the composition is 5-98 mass % of the quaternary substance of the compound represented by (A-III) with respect to the total mass of the composition, It is preferable that the quaternary product of the compound represented by (A-IV) is 1-60 mass %, and the quaternary thing of the compound represented by (AV) is 0.1-40 mass %. More preferably, with respect to the total mass of the composition, 10-55 mass % of the quaternary product of the compound represented by (A-III) and 30-60 mass % of the quaternary product of the compound represented by (A-IV) %, the quaternary product of the compound represented by (AV) is 5-35 mass %.

(A) A component is easily available in a market, or is compoundable by a well-known method.

(A) A component may be used individually by 1 type, and may be used as a mixture (composition) which consists of 2 or more types. When used as a mixture (composition), if the content of the amine compound in which the number of hydrocarbon groups bonded to the nitrogen atom is 2 or 3 is 50% by mass or more with respect to the total mass of the mixture (composition), the function as a softening agent can be further enhanced It is preferable because

(A) Although the compounding quantity of a component is not specifically limited, It is 10-30 mass % with respect to the gross mass of a softening agent composition, Preferably it is 10-20 mass %. (A) When the compounding quantity of a component is 30 mass % or less, the handleability fall by the liquid viscosity of a softening agent composition becoming high can be suppressed. (A) When the compounding quantity of a component is 10 mass % or more, the sufficient tactile imparting effect can be acquired.

[(B) component]

(B) component contained in the softening agent composition of this invention is an amino-modified silicone. (B) component becomes one with (A) component mainly, and it mix|blends in order to give the soft agent composition the tactile effect (particularly, the effect which provides smoothness to clothes, such as underwear).

The amino-modified silicone is a compound formed by introducing an amino group into both terminals or side chains of the dimethyl silicone skeleton.

Preferred amino-modified silicones have the following general formula (B):

(Wherein, R is each independently selected from the group consisting of -H, -OH, -CH ₃ and -Si(CH ₃ ) ₃ , and X is -(CH2) _a -NH ₂ , or - (CH ₂ ) _a —NH(CH ₂ ) _b NH ₂ (a is an integer from 0 to 3, b is an integer from 1 to 3), n is from 1 to 10000, and m is from 1 to 1000.) as

It is a compound formed by introducing an amino group into the side chain X represented.

(B) As for the amino-modified silicone as component, kinematic viscosity in 25 degreeC becomes like this. Preferably it is 100-20000 mm<2>/s, More preferably, it is 500-10000 mm<2>/s. If the kinematic viscosity in 25 degreeC is the range of 100-20000 mm<2>/s, a high tactile effect imparting effect can be acquired, and the manufacturability and handleability of a softening agent composition become easy. In addition, kinematic viscosity can be measured with an Ostwald type|mold viscometer.

(B) As for the amino-modified silicone as component, amine equivalent becomes like this. Preferably it is 400-8000 g/mol, More preferably, it is 500-5000 g/mol, More preferably, it is 1200-4000 g/mol. If the amine equivalent is in the range of 400 to 8000 g/mol, sufficient compounding effect can be obtained. In addition, the amine equivalent can be calculated|required by dividing the weight average molecular weight of the amino-modified silicone by the number of nitrogen atoms contained in the said amino-modified silicone. The number of nitrogen atoms can be calculated|required by elemental analysis.

(B) The form of an oil (silicone oil) may be sufficient as the amino-modified silicone as a component, and the form of emulsification (silicone emulsion) may be sufficient as it emulsified by using a nonionic surfactant or cationic surfactant as an emulsifier. It is preferably in the form of a silicone emulsion.

(B) As for the component, a commercially available thing can be used. As the silicone oil, for example, those sold under the trade names: SF-8417, BY16-849, BY16-892, FZ-3785 or BY16-890 by Toray Dow Corning Co., Ltd., or by Shin-Etsu Chemical Industry Co., Ltd. under the trade name: KF -864, KF-860, KF-880, KF-8004, KF-8005, KF-8002, KF-867 or KF-869, KF-861, KF-8610, etc. are mentioned.

(B) A component may be used individually by 1 type, and may be used as a mixture which consists of 2 or more types.

(B) The compounding quantity of component is 0.1-10 mass % with respect to the gross mass of a softening agent composition, Preferably it is 0.5-5.0 mass %, More preferably, it is 0.5-2.0 mass %. (B) The compounding effect of (B) component can fully be expressed as the compounding quantity of component is 0.1 mass % or more. (B) A raise of manufacturing cost can be suppressed, a remarkable raise of viscosity stability being suppressed that the compounding quantity of a component is 10 mass % or less.

(B) About the compounding ratio of component and (A) component, it is preferable that it is (A) component rich from a viewpoint of a feel provision effect. (A) It is more preferable that it is 2/1-50/1, and, as for mass ratio ((A)/(B)) of component (B), it is still more preferable that it is 2/1-10/1.

[(C)component]

Component (C) contained in the softener composition of the present invention is a fragrance composition, and contains 0.1% by mass or more of isoisuper based on the total mass of the softener composition of the present invention, and is a fragrance composition containing citronellol.

(C) 10 mass % or more is preferable and, as for the content rate of isoi super in component, 15 mass % or more is more preferable. (C) As for the content rate of the citronellol in a component, 3 mass % or more is preferable. Moreover, based on the total mass of the softening agent composition of this invention, it is preferable to mix|blend 0.02 mass % or more of citronellol. (C) By component, gelatinization at the time of freezing restoration is suppressed, and the odor generation|occurrence|production suppression power at the time of exposing to sunlight also increases. In addition, it is thought that isoi super and citronellol can acquire the same effect even if mix|blended with a softening agent composition separately from a fragrance|flavor composition. In this application, (C)component is a fragrance|flavor composition containing isoisuper and citronellol in the form of form, but isoisuper and citronellol may be mix|blended with a softening agent composition separately from a fragrance|flavor composition.

It is preferable that component (C) further contains at least one perfume component selected from the group consisting of coumarin, hexylcinnamic aldehyde and habanolide, and it is more preferable to contain all of coumarin, hexylcinnamic aldehyde and habanolide. desirable.

(C)component can contain another fragrance|flavor component further. Although the perfume component is not particularly limited, the list of perfume raw materials used is described in various literatures, for example, "Perfume and Flavor Chemicals", Vol. I and II, Steffen Arctander, Allured Pub. Co. (1994) and 「Synthetic Fragrance Chemistry and Product Knowledge」, Ichiji Indo, Chemical Industry Daily (1996) and 「Perfume and Flavor Materials of Natural Origin」, Steffen Arctander, Allured Pub. Co. (1994) and 「Encyclopedia of Fragrance」, edited by the Japan Perfume Association, Asakura Branch (1989) and 「Perfumery Material Performance V. 3.3」, Boelens Aroma Chemical Information Service (1996) and 「Flower oils and Floral Compounds In Perfumery」 , Danute Lajaujis Anonis, Allured Pub. Co. (1993) et al.

For example, as specific examples of the fragrance component, aldehydes, phenols, alcohols, ethers, esters, hydrocarbons, ketones, lactones, musk, fragrances having a terpene skeleton, natural fragrances, animal fragrances, etc. , and there are the following ones.

There is no restriction|limiting in particular as aldehydes, According to the objective, it can select suitably, For example, Undecylene aldehyde, lauryl aldehyde, aldehyde C-12MNA, miracaldehyde, alpha -amylcinnamic aldehyde, cyclamenaldehyde, citral, Citronellal, ethylvanillin, heliotropin, anisaldehyde, α-hexylcinnamicaldehyde, octanal, ligustral, lilyal, lyral, trifral, vanillin, and helional grades are mentioned.

There is no restriction|limiting in particular as phenols, According to the objective, it can select suitably, For example, the grade of eugenol and isoegenol is mentioned.

There is no restriction|limiting in particular as alcohol, According to the objective, it can select suitably, For example, citronellol, dihydromyrcenol, dihydrolinalool, geraniol, linalool, nerol, santalol, santalol Rex, terpineol, tetrahydrolinalool, menthol, borneol, 1-decanal, bacdanol, phenylethyl alcohol, etc. are mentioned.

There is no restriction|limiting in particular as ethers, According to the objective, it can select suitably, For example, cedramber, grisalva, methyleugenol, methylisoeugenol rose oxide etc. are mentioned.

There is no restriction|limiting in particular as ester, According to the objective, it can select suitably, For example, cis-3-hexenyl acetate, cis-3-hexenyl propionate, cis-3-hexenyl salicylate, p -Crezyl acetate, pt-butylcyclohexyl acetate, amyl acetate, methyl dihydrojasmonate, amyl salicylate, benzyl salicylate, benzyl benzoate, benzyl acetate, cedryl acetate, cytoroneryl acetate, decahydro -β-naphthyl acetate, dimethyl benzyl carvinyl acetate, ericapropionate, ethyl acetoacetate, erica acetate, geranyl acetate, geranyl formate, hedione, linalyl acetate, β-phenylethyl acetate, hexyl salicylate , styralyl acetate, terpinyl acetate, betiberyl acetate, ot-butylcyclohexyl acetate, manzanate, allyl heptanoate, and the like.

There is no restriction|limiting in particular as hydrocarbons, According to the objective, it can select suitably, For example, limonene (especially d-limonene), alpha-pinene, beta-pinene, myrcene, campene, terpinolene, etc. can be heard

The ketones are not particularly limited, and can be appropriately selected according to the purpose. , Damacenon, Cis-Jasmon, Methylyonone, Allylonone, Cashmeran, Dihydrojasmon, Isoisuper, Vertofix, Isorongipolanone, Coabone, Carvone, Rosephenone, Raspberry Ketone, Dynascon or Maltol degree can be obtained.

There is no restriction|limiting in particular as lactones, According to the objective, it can select suitably, For example, γ-decalactone, γ-undecalactone, γ-nonalactone, γ-dodecalactone, coumarin and ambroxane. and the like.

There is no restriction|limiting in particular as a musk, According to the objective, it can select suitably, For example, cyclopentadecanolide, ethylene brasylate, galaxolide, musk ketone, tonalide, tonalide, and nitro musk. and the like.

There is no restriction|limiting in particular as a fragrance|flavor which has a terpene skeleton, According to the objective, it can select suitably, For example, geraniol (geraniol), nerol, linalool, citral, citronellol, menthol, mint, Citronellal, myrcene, α-pinene, β-pinene, limonene, terpineol, carvone, yonone (eg, β-yonone), camphene, and borneol are exemplified.

There is no restriction|limiting in particular as a natural fragrance|flavor, It can select suitably according to the objective, For example, orange oil, lemon oil, lime oil, petitgrain oil, citron oil, neroli oil, bergamot oil, lavender oil, lavandin oil, abies. Oil, anise oil, bay oil, boa rose oil, ylang ylang oil, citronella oil, geranium oil, peppermint oil, peppermint oil, spearmint oil, eucalyptus oil, lemongrass oil, patchouli oil, jasmine oil, rose oil, cedar oil , vetiver oil, galbanum oil, oak muslin oil, pine oil, camphor oil, sandalwood oil, soy sauce oil, turpentine oil, clove oil, clove leaf oil, cassia oil, nutmeg oil, cananga oil, thyme oil, etc. can be heard

There is no restriction|limiting in particular as an animal fragrance|flavor, According to the objective, it can select suitably, For example, musk, a musk, a musk fragrance, a seaweed fragrance|flavor, and ambergris are mentioned.

Among these perfume components, when one or more components such as rose oxide, damaxenon, and δ-damascon are blended, suppression of gelation at the time of freezing and restoration is promoted and obtained.

You may mix|blend the solvent generally used for the liquid softening agent composition with a fragrance|flavor composition. As a solvent for perfume, acetin (triacetin), MMB acetate (3-methoxy-3-methylbutyl acetate), sucrose diacetate hexaisobutylate, ethylene glycol dibutylate, hexylene glycol, dibutyl sebacate , deltyl extra (isopropyl myristate), methyl carbitol (diethylene glycol monomethyl ether), carbitol (diethylene glycol monoethyl ether), TEG (triethylene glycol), benzyl benzoate (BB), propylene glycol, phthalic acid Diethyl, tripropylene glycol, avolin (dimethyl phthalate), deltyl prime (isopropyl palmitate), dipropylene glycol (DPG), farnesene, dioctyl adipate, tributyrin (glyceryl tributanoate), Hydrolite-5 (1,2-pentanediol), propylene glycol diacetate, cetyl acetate (hexadecyl acetate), ethyl abietate, avarin (methyl abietate), Citroflex A-2 (acetyl tri ethyl citrate), Citroflex A-4 (tributylacetyl citrate), Citroflex No. 2 (triethyl citrate), Citroflex No. 4 (tributyl citrate), dourafix (methyldihydroabietate), MITD (isotridecyl myristate), polylimonene (limonene polymer), 1,3-butylene glycol, etc. are mentioned.

The compounding quantity of a solvent is 0.1-30 mass %, for example with respect to the gross mass of a fragrance|flavor composition, Preferably it is 1-20 mass %.

Antioxidants generally used in liquid softener compositions may be blended with the perfume composition, and specifically, 3,5-di-tert-butyl-4-hydroxytoluene (BHT), t-butyl-p-hydr Roxyanisole (BHA), p-methoxyphenol, β-naphthol, phenyl-α-naphthylamine, tetramethyldiaminodiphenylmethane, γ-oryzanol, vitamin E (α-tocopherol, β-tocopherol, γ- Tocopherol, δ-tocopherol), 2,2'-ethylidenebis(4,6-di-t-butylphenol), tris(tetramethylhydroxypiperidinol 1/3 citrate, bis(2,2,6) ,6-tetramethyl-4-piperidyl)sebacate, quercetin, 4,4'-bis(α,α-dimethylbenzyl)diphenylamine, etc. Preferably, 3,5-di- tert-butyl-4-hydroxytoluene (BHT).

The compounding quantity of antioxidant is 0.001-10 mass % with respect to the gross mass of a fragrance|flavor composition, Preferably it is 0.01-5 mass %.

(C) Although the compounding quantity as the whole of a component is not specifically limited, With respect to the gross mass of a softening agent composition, Preferably it is 0.1-5.0 mass %, More preferably, it is 0.5-3.0 mass %.

[(D)component]

(D)component contained in the softening agent composition of this invention is an antibacterial agent.

(D) As a component, an isothiazolone type organic sulfur compound, a benzisothiazolone type organic sulfur compound, benzoic acids, 2-bromo-2-nitro-1, 3- propanediol etc. are mentioned, for example. can

Examples of the isothiazolone-based organic sulfur compound include 5-chloro-2-methyl-4-isothiazolin-3-one, 2-n-butyl-3-isothiazolone, 2-benzyl-3-isothiazolone, 2-phenyl-3-isothiazolone, 5-trimethylene-4-isothiazolin-3-one, 2-methyl-4,5-dichloroisothiazolone, 2-methyl-4,5-trimethylene-4 -isothiazolin-3-one, 5-chloro-2-methyl-3-isothiazolone, 2-methyl-4-isothiazolin-3-one, or a mixture thereof. Among them, 5-chloro-2-methyl-4-isothiazolin-3-one, 2-methyl-4-isothiazolin-3-one, 2-methyl-4-isothiazolin-3-one and 2- Methyl-4,5-trimethylene-4-isothiazolin-3-one is preferred, 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazoline- A mixture with 3-one is more preferred, and a mixture of about 77% by mass of the former and about 23% by mass of the latter is particularly preferred. Also preferred is a mixture of 2-methyl-4-isothiazolin-3-one and 2-methyl-4,5-trimethylene-4-isothiazolin-3-one, the former being about 50% by mass and the latter A mixture of about 50% by mass is particularly preferred.

Examples of the benzisothiazolone-based organic sulfur compound include 1,2-benzisothiazolin-3-one, dithio-2,2-bis(benzmethylamide) as a flexible compound, or a mixture thereof. can be heard Among them, 1,2-benzisothiazolin-3-one is particularly preferable.

(D) Although the compounding quantity of a component is not specifically limited, It is preferable that it is 0.0001-1 mass % with respect to the gross mass of a softening agent composition. (D) If the compounding quantity of a component is more than the said lower limit, the addition effect of an antimicrobial agent is easy to be acquired, and if it is below the said upper limit, the fall of storage stability can fully be suppressed.

[Optional Ingredients]

The liquid softening agent composition of this invention may contain the following components other than the said (A)-(D) component as needed in the range which does not impair the effect of this invention. For example, an inorganic salt, a nonionic surfactant, a dye and/or a pigment, water, an ultraviolet absorber, an antibacterial agent, etc. can be mix|blended.

<Inorganic salt>

An inorganic salt is effective as a viscosity control agent of a softening agent composition.

As the inorganic salt, a water-soluble inorganic salt is preferable. In the present specification, a compound obtained by dissolving 10 g or more in 100 g of deionized water at 20° C. is defined as a water-soluble inorganic salt.

The inorganic salt preferably includes an inorganic salt selected from alkali metal chlorides and alkaline earth metal chlorides. In addition, at least one inorganic salt selected from the group consisting of sodium chloride, potassium chloride, calcium chloride and magnesium chloride is preferable from the viewpoint of storage stability of the composition. From the viewpoint of adjusting the viscosity, at least one inorganic salt selected from the group consisting of calcium chloride and magnesium chloride is more preferable.

As a compounding quantity of the inorganic salt in the softening agent composition of this invention, 0.01-1.0 mass % is preferable as a range which can provide the viscosity which can be used without a problem.

<Non-ionic surfactant>

A nonionic surfactant is mainly used for the purpose of improving the emulsion-dispersion stability of the oil-soluble component in emulsion, when a softening agent composition is an emulsion. When a nonionic surfactant is blended, stability at the time of freezing and restoration (freeze restoration stability) is easily secured from the viewpoint of commercial value.

Examples of the nonionic surfactant include those derived from higher alcohols, higher amines or higher fatty acids. As such a nonionic surfactant, it has a C10-C22 alkyl group or an alkenyl group, and is polyoxyethylene alkyl ether whose average added mole number of ethylene oxide is 10-100 mol, for example; Polyoxyethylene fatty acid alkyl (C1-C3 of alkyl) ester; Polyoxyethylene alkylamine whose average added mole number of ethylene oxide is 10-100 mol; an alkyl polyglucoside having an alkyl group having 8 to 18 carbon atoms or an alkenyl group; and hydrogenated castor oil having an average added mole number of ethylene oxide of 10 to 100 moles. Among them, polyoxyethylene alkyl ether having an alkyl group having 10 to 18 carbon atoms and having an average added mole number of ethylene oxide of 20 to 80 moles is preferable.

Content of the nonionic surfactant in the softening agent composition of this invention can be determined according to a desired function, For example, 0.01-10 mass % is preferable in a liquid, 0.1-8 mass % is more preferable, 0.5-5 mass % is more preferable. The emulsion-dispersion stability of the oil-soluble component in an emulsion as content of a nonionic surfactant is more than the said lower limit, and freeze-restoration stability of an emulsion can be improved more. When content of a nonionic surfactant is below the said upper limit, a raise of the viscosity of a liquid agent can be suppressed, and usability can be improved.

<Dye and/or pigment>

A dye and/or a pigment can be mix|blended in order to improve the external appearance of a softening agent composition. Preferably, it is one or more types of red and yellow water-soluble dyes selected from acid dyes, Specifically, acid yellow, acid red, etc. are mentioned.

Specific examples of the dye that can be added are described in the dye manual (Edited by the Association of Organic Synthetic Chemistry, published on July 20, 1970, Maruzen Corporation) or the like.

From the viewpoint of storage stability of the softening agent composition of the present invention and dyeing properties to fibers, an acid dye having at least one functional group selected from a hydroxyl group, a sulfonic acid group, an amino group, and an amide group in a molecule is preferable, and the blending amount thereof is With respect to the whole composition, Preferably it is 1-50 ppm, More preferably, it is 1-30 ppm.

<Water>

The softening agent composition of this invention becomes like this. Preferably it is an aqueous composition, and it is preferable that water is included.

As water, all of tap water, ion-exchange water, pure water, distilled water, etc. can be used. Among them, ion-exchanged water is suitable.

In the softening agent composition of this invention, Preferably water is 50 mass % or more, More preferably, 60 mass % or more is mix|blended. Handling property becomes favorable as the content rate of water is more than the said lower limit.

<Ultraviolet absorbent>

In the softening agent composition of this invention, a ultraviolet absorber can be mix|blended. The ultraviolet absorber is a drug having an effect of protecting against ultraviolet rays, and is a component that absorbs ultraviolet rays, converts them into infrared rays or visible rays, and emits them.

As a ultraviolet absorber, For example, aminobenzoic acid derivatives, such as p-aminobenzoic acid, p-amino ethyl benzoate, p-amino benzoate glyceryl, p-dimethylamino amyl benzoate; salicylic acid derivatives such as ethylene glycol salicylate, dipropylene glycol salicylate, octyl salicylate, and myristyl salicylate; cinnamic acid derivatives such as methyl diisopropyl cinnamate, ethyl p-methoxycinnamate, isopropyl p-methoxycinnamate, 2-ethylhexyl p-methoxycinnamate, and butyl p-methoxycinnamate; benzophenone derivatives such as 2-hydroxy-4-methoxybenzophenone, 2-hydroxy-4-methoxybenzophenone-5-sulfonic acid, and 2,2'-dihydroxy-4-methoxybenzophenone; azole compounds such as urocanic acid and ethyl urokanate; 4-t-butyl-4'-methoxybenzoylmethane etc. are mentioned.

<Other antibacterial agents>

In the softening agent composition of the present invention, in addition to the component (D), the following antibacterial agents may be blended. An antibacterial agent is a component which has the effect of suppressing the proliferation of the microbe on a fiber, and also suppressing the generation|occurrence|production of the unpleasant odor derived from the decomposition product of a microorganism.

As an antibacterial agent, For example, cationic disinfectants, such as a quaternary ammonium salt (benzalkonium chloride, didecyl dimethyl ammonium chloride), diclosan, triclosan, bis-(2-pyridylthio-1-oxide) zinc, poly Hexamethylenebiguanidine hydrochloride, 8-oxyquinoline, polylysine, etc. are mentioned.

<Others>

In addition to the above compounds, in the softening agent composition of the present invention, as an antioxidant or reducing agent for improving the stability of fragrance or color, an emulsifying agent such as a polystyrene emulsion, an opacifying agent, and a function improving agent, a deodorizing base material, an anti-shrinkage agent, a washing wrinkle Antistatic agent, shape-retaining agent, drape-retaining agent, ironic property improving agent, oxygen bleaching inhibitor, brightening agent, whitening agent, fabric softening clay, antistatic agent, color transfer inhibitor such as polyvinylpyrrolidone, polymer dispersant , dirt remover, scum dispersant, 4,4-bis(2-sulfostyryl)biphenyldisodium (Chinopal BS-X manufactured by Chiba Specialty Chemicals), etc. Fluorescent brightener, dye fixative, 1,4-bis( Anti-fading agent such as 3-aminopropyl)piperazine, stain remover, fiber surface modifier, enzyme such as cellulase, amylase, protease, lipase, keratinase, antifoam agent, moisture absorption and release property Silk protein powder, their surface modifications, emulsified dispersions, specifically K-50, K-30, K-10, A-705, S-702, L-710, FP Series (Idemitsu Petrochemical), Hydrolyzed Silk Liquid (Jomo), Silkugen G Soluble S (Ichimarufalcos), Bis consisting of alkylene terephthalate and/or alkylene isophthalate units and polyoxyalkylene units An ionic polymer compound, for example, an antifouling agent such as FR627 manufactured by Kooh Chemical Industries, Ltd. or SRC-1 manufactured by Kurari & Japan, etc. can be blended.

[pH]

Although the pH of the softening agent composition of this invention is not specifically limited, From a viewpoint of suppressing the hydrolysis of (A) component accompanying the progress of a storage day, it is preferable that pH in 25 degreeC exists in the range of 1-6, It is more preferable to exist in the range of 2-4.

In the case of pH adjustment, hydrochloric acid, sulfuric acid, phosphoric acid, alkyl sulfuric acid, benzoic acid, para-toluenesulfonic acid, citric acid, malic acid, succinic acid, lactic acid, glycolic acid, hydroxyethanediphosphonic acid, phytic acid, ethylenediamine pH adjusters, such as short-chain amine compounds, such as tetraacetic acid and dimethylamine, alkali metal hydroxides, such as sodium hydroxide, alkali metal carbonate, and alkali metal silicate, can be used.

[Viscosity]

Although the viscosity of the softening agent composition of this invention is not specifically limited, It is preferable that it is less than 1000 mPa*s (B-type viscometer, the TOKIMEC company make, 25 degreeC, the same hereafter). Considering the increase in viscosity with the lapse of storage days, the viscosity immediately after production is more preferably less than 800 mPa·s, and still more preferably less than 500 mPa·s. When it exists in such a range, usability, such as handling property at the time of throwing-in to a washing machine, is favorable.

[Manufacturing method]

The softening agent composition of this invention can be manufactured by a well-known method, for example, by the method similar to the manufacturing method of the conventional liquid softening agent composition using a cationic surfactant as a main agent.

For example, (A) component, (B) component, and the oil phase containing component (C), and the water phase containing component (D) are mixed on the temperature conditions more than melting|fusing point of (A) component, After preparing an emulsion, it can manufacture by adding and mixing another component to the obtained emulsion as needed after that. (B) You may add a component, after mixing an oil phase and a water phase and obtaining an emulsion.

[Application, How to use]

Although the use in particular of the liquid softening agent composition of this invention is not limited, A preferable feel and fragrance can be provided also to any of natural fiber products, such as cotton, and chemical fiber products, such as polyester.

When performing a casting process specifically, it is preferable to use in the quantity used as 15 ppm - 100 ppm of density|concentrations of (A) component + (B) component with respect to all use water quantity. Incidentally, the number of times of rinsing of washing can be used similarly even if it is once or plural times, and the feel and fragrance which are the characteristics of a softener can be provided to clothes.

[Vessel]

The main body container used for encapsulating the softening agent composition of the present invention preferably includes at least a container body bottle and a cap, and more preferably includes three members: a container body bottle, a nozzle cap, and a measuring cap. did it Moreover, one or more types of other members may be contained.

(Measuring Cap)

As a representative example of the material of the measuring cap that can be used in the softening agent composition of the present invention, a material such as high-density polyethylene, low-density polyethylene, polyethylene terephthalate, polypropylene, polycarbonate, and acrylic resin is selected, and the internal volume is 10-80 ml is preferred. The cross-sectional shape of the measuring cap is generally circular, but may be a polygon such as a quadrangle, a hexagon, or an octagon. In addition, if necessary, engraving or printing for capacity indication or knurling for slip prevention may be performed on the inner or outer surface. It is also possible to contain pigments, antistatic agents, ultraviolet absorbers, sleeping agents, and the like. Especially, when a pigment and a ultraviolet absorber are contained, when a container is put under ultraviolet-ray, it will be suppressed that a composition becomes a gel form.

(nozzle cap)

The nozzle cap that can be used for the softening agent composition of the present invention is a cap body that is assembled into the mouth of the main body, and a partition wall is provided to space it vertically in the cylindrical granulation cylinder, and the contents are poured into the partition wall. It has a spouting outlet, and the discharge speed of the liquid can be adjusted by the diameter of the spout outlet. Moreover, even when it is going to return the content into a container from the outside of a container, according to the shape of the said partition, the liquid recovery property to the inside of a container main body is used. Alternatively, the partition wall may have one or more air holes other than the spout port. In addition to the nozzle cap, in order to prevent the liquid from drooping from the body, a cap stopper having an assembly panel mechanism in the body opening may be used. The material of the member used herein is selected from materials such as high-density polyethylene, low-density polyethylene, polyethylene terephthalate, polypropylene, polycarbonate, and acrylic resin. It is also possible to contain pigments, antistatic agents, ultraviolet absorbers, sleeping agents, and the like.

(container body bottle)

As a container main body bottle which accommodates the softening agent composition of this invention, the thing of materials, such as a high density polyethylene, a low density polyethylene, a polyethylene terephthalate, a polypropylene, a polycarbonate, an acrylic resin, is suitable. The cross-sectional shape of the main body may be any, such as a circular shape or an elliptical shape, but those having an internal capacity of about 200 to 1000 ml are used. It is also possible to improve usability by providing a handle, a label, etc. It may also contain pigments, antistatic agents, ultraviolet absorbers, sleeping agents, and the like.

(refill)

As a container for refills which can be used in order to seal the softening agent composition of this invention, the following can be used conveniently.

It is a bag-shaped container having a film structure, and is a storage bag in which the innermost layer of the film is made of low-density polyethylene. As a film constituting the container body of the refillable container, a multilayer film is suitable, and as a material constituting the multilayer film, in addition to the property stability and fragrance stability of the contents, the strength of the storage bag, economical efficiency, and the usability of the container are elongated. Nylon, linear low-density polyethylene, stretched polypropylene, ethylene vinyl alcohol copolymer, polyethylene terephthalate, etc. are mentioned. A multilayer film may use 2 or more types of films, and may laminate|stack the same film in two or more layers. Among these, it is particularly preferable to use stretched nylon, stretched polypropylene, polyethylene terephthalate or the like in combination with linear low-density polyethylene so that the innermost layer becomes a linear low-density polyethylene. When manufacturing a storage bag using the said multilayer film, although it can depend on the method of laminating the film used for each layer and heat-sealing, it is not limited to a specific shaping|molding method.

As a storage bag which can accommodate the softening agent composition of this invention, the thing in the range of 20-400 micrometers in thickness is suitable. As a refill pack which can be used by this invention, the thing of about width = 70-200 mm, height = 100-400 mm, and depth = 20-100 mm is used suitably, for example. In addition, the multilayer film may contain additives such as a coloring ink, a stabilizer, a plasticizer, an antioxidant, an antistatic agent, an ultraviolet absorber, a lubricant, and a dispersant. Furthermore, the refill which is carrying out aluminum vapor deposition is preferable at the point of viscosity stability of a composition, gelatinization suppression, and fragrance stability.

Example

Hereinafter, although an Example demonstrates this invention further in detail, this invention is not limited to this. In addition, in the Example, all the component compounding quantities represent mass % (Except when there exists a designation, conversion of pure part).

[(A) component]

The following A-1 and A-2 were synthesized and used.

A-1: compound (A-III), compound (A-IV), and compound (AV) ((A-III) to (AV) in the formulas, R ¹ is an alkyl group having 15 or 17 carbon atoms or an alkenyl group, A mixture (molecular weight 798.6) comprising quaternization of the cis form/trans form of the unsaturated moiety = 75/25 (mass ratio) with dimethyl sulfuric acid. According to the procedure described in Example 4 of Japanese Patent Application Laid-Open No. 2003-12471, it was synthesized by the following synthesis method.

<Synthesis method of A-1>

Mixture of fatty acid lower alkyl ester containing 45 mass % of methyl stearate, 35 mass % of methyl oleate, and 20 mass % of methyl palmitate (Lion Corporation, Pastel M180, Pastel M181, Pastel M16) 782 g (2.68 mol), 250 g of triethanolamine (1.68 mol), 0.52 g of magnesium oxide, and 2.06 g of a 25% aqueous sodium hydroxide solution (transesterification catalyst; the amount of catalyst used relative to the total mass of the fatty acid lower alkyl ester and triethanolamine: 0.10 mass %) with a stirrer, a separator (分縮器), a condenser, a thermometer, and a 2-liter 5-neck flask equipped with a nitrogen inlet tube. After nitrogen substitution, nitrogen was allowed to flow at a flow rate of 0.52 L/min. It heated up to 190 degreeC at a rate of 1.5 degreeC/min, and was made to react for 5 hours. It confirmed that unreacted methyl ester was 1 mass % or less, and reaction was stopped. The fatty acid salt derived from the catalyst was filtered off from the obtained product, and the alkanolamine ester of the intermediate body was obtained. The molecular weight of the obtained alkanolamine ester was 582.

300 g (0.515 mol) of the obtained alkanolamine ester (molecular weight 582) was placed in a 1 liter four-neck flask equipped with a thermometer, a dropping funnel and a condenser, and nitrogen substitution was carried out. Then, it heated to 60 degreeC, and 63.7 g (0.505 mol) of dimethyl sulfuric acid was dripped over 1 hour. The temperature was adjusted so that there was no rapid temperature rise due to the heat of reaction, and at the end of the dropping of dimethyl sulfuric acid, it reached 90°C. It was maintained at 90° C. as it was and stirred for 1.5 hours. After completion of the reaction, it was cooled while dropping about 69 g of ethanol to obtain an ethanol solution containing A-1. In addition, all operations were performed under nitrogen flow.

A-2: compound (A-III), compound (A-IV), and compound (AV) ((A-III) to (AV) in the formulas, R ¹ is an alkyl group having 15 or 17 carbon atoms or an alkenyl group, A mixture (molecular weight 802.6) comprising quaternization of cis form/trans form of an unsaturated moiety = 75/25 (mass ratio) with dimethyl sulfuric acid. According to the procedure described in Example 4 of Japanese Patent Application Laid-Open No. 2003-12471, it was synthesized by the following synthesis method.

<Synthesis method of A-2>

Mixture of fatty acid lower alkyl ester containing 30 mass % of methyl stearate, 40 mass % of methyl oleate and 30 mass % of methyl palmitate (Lion Corporation, Pastel M180, Pastel M181, Pastel M16 mixture) 782 g (2.68 mol), triethanolamine 250 g (1.68 mol), 0.52 g of magnesium oxide, and 2.06 g of a 25% aqueous sodium hydroxide solution (transesterification catalyst; the amount of catalyst used relative to the total mass of the fatty acid lower alkyl ester and triethanolamine: 0.10 mass %) with a stirrer, a separator , a condenser, a thermometer, and a 2 liter five-necked flask equipped with a nitrogen inlet tube. After nitrogen substitution, nitrogen was allowed to flow at a flow rate of 0.52 L/min. It heated up to 190 degreeC at a rate of 1.5 degreeC/min, and was made to react for 5 hours. It confirmed that unreacted methyl ester was 1 mass % or less, and reaction was stopped. The fatty acid salt derived from the catalyst was filtered off from the obtained product, and the alkanolamine ester of the intermediate body was obtained. If the obtained alkanolamine ester amine value was measured and molecular weight was calculated|required, it was 558.

300 g (0.538 mol) of the obtained alkanolamine ester (molecular weight 558) was placed in a 1 liter four-necked flask equipped with a thermometer, a dropping funnel and a condenser, and nitrogen substitution was carried out. Then, it heated to 60 degreeC, and 66.5 g (0.527 mol) of dimethyl sulfuric acid was dripped over 1 hour. The temperature was adjusted so that there was no rapid temperature rise due to the heat of reaction, and at the end of the dropping of dimethyl sulfuric acid, it reached 90°C. It was maintained at 90° C. as it was and stirred for 1.5 hours. After completion of the reaction, it was cooled while dropping about 65 g of ethanol to obtain an ethanol solution containing A-2. In addition, all operations were performed under nitrogen flow.

[(B) component]

The following B-1 to B-4 were used.

·B-1: Obtained as a trade name: KF-864 from Shin-Etsu Chemical Co., Ltd., an amino-modified silicone oil of a branched-chain modification type. (Kinematic viscosity at 25°C 1700 mm2/s, amine equivalent 3800 g/mol)

·B-2: Obtained as a trade name: KF-880 from Shin-Etsu Chemical Co., Ltd., an amino-modified silicone oil of a branched-chain modification type. (Kinematic viscosity 650mm 2/s at 25°C, amine equivalent 1800g/mol)

·B-3: Obtained as a trade name: KF-8005 from Shin-Etsu Chemical Co., Ltd., an amino-modified silicone oil of a branched-chain modification type. (Kinematic viscosity 1200 mm2/s at 25°C, amine equivalent 11000 g/mol)

-B-4 (Comparative Example): The polyether-modified silicone described as (B-2) used in Example 2 of Unexamined-Japanese-Patent No. 2005-187987.

[(C)component]

C-1 to C-6 in Table 1 below were used.

[Table 1]

The numerical value in a table|surface is a compounding quantity (mass %) based on the total mass of a fragrance|flavor composition.

The numerical value in parentheses in a table|surface is a compounding quantity (mass %) based on the gross mass of a softening agent composition.

[Table 2]

[(D)component]

The following D-1 to D-4 were used.

D-1: 1,2-benzisothiazolin-3-one (BIT) (brand name: ProxelBDN: Lonza)

D-2: 2-methyl-4,5 trimethylene-4-isothiazolin-3-one (MIT)/2-methyl-4-isothiazolin-3-one (MTI) = 1/1 (trade name) : Proxel MW : Lonza)

D-3: 2-methyl-4,5 trimethylene-4-isothiazolin-3-one (MIT) (brand name: NEOLONE M-10 (MIT): Dow Chemical)

D-4: 5-chloro-2-methyl-4-isothiazolin-3-one/2-methyl-4-isothiazolin-3-one (trade name: Keisong CG-ICP: Dow Chemical)

[Other ingredients (common ingredients)]

·Non-ionic surfactant: (Product name: TA600-75: Lion) 1.8%

Antioxidant: BHT 0.01%

Calcium chloride 0.6%

・Ion-exchanged water balance

The said numerical value is mass % with respect to the total mass of a softening agent composition.

[Vessel]

A container composed of each part made of the following material was used.

E-1: PP bottle, PE nozzle cap, PE/pigmented/weighing cap with UV absorber added (absorbance 360 nm, 0%)

E-2: PP bottle/PE nozzle cap, PE/pigmented weighing cap (absorbance 360 nm, 15%)

[Method for preparing liquid softener composition]

Using a glass container with an inner diameter of 100 mm and a height of 150 mm and a stirrer (Ajita SJ type, manufactured by Shimadzu Corporation), the blending amount of each component is adjusted as in the Examples and Comparative Examples shown in Table 3 below, in the following procedure Thus, a liquid softening agent composition was prepared.

First, (A) component, (C)component which melt|dissolved BHT previously, and nonionic surfactant were mixed and stirred, and the oil phase mixture was obtained. On the other hand, (D)component was melt|dissolved in the ion-exchange water for balance, and the aqueous phase mixture was obtained. Next, the aqueous phase mixture heated above the melting point of the component (A) was placed in a glass container and stirred, while the aqueous mixture heated above the melting point of the component (A) was added in two portions and stirred. Here, the division ratio of the aqueous phase mixture was set to 30:70 (mass ratio), and stirring was performed at a rotational speed of 1500 rpm for 3 minutes after the first addition of the aqueous phase mixture and for 2 minutes after the second addition of the aqueous phase mixture. Then, calcium chloride and component (B) are added, and if necessary, hydrochloric acid (reagent 2 mol/L, Kanto Chemical) or sodium hydroxide (reagent 1 mol/L, Kanto Chemical) is added in an appropriate amount to adjust the pH to 2.5, and Ion-exchanged water was added so that total mass might be 1000 g, and the target softening agent composition (Examples 1-12 and Comparative Examples 1-5) was obtained.

[Assessment Methods]

Using the liquid softening agent composition prepared as described above, in the following order, "the texture of the stored product", "the liquid appearance after freeze recovery", "the liquid appearance at the time of UV irradiation", "preservative power (antibacterial agent residual rate)" , and "smell of preserved products" were evaluated. In addition, in Table 3, respectively, it represents with "touch", "freeze restoration", "UV irradiation", "residual rate", and "odor".

1. The feel of the preserved product

(1) Method of pretreatment of cloth for evaluation

A commercially available cotton undershirt (manufactured by BVD) was pretreated three times with a commercial detergent "Blue Diamond" (manufactured by Lion Corporation) using a two-tank washing machine (CW-C30A1-H manufactured by Mitsubishi Electric Corporation) (detergent standard). Usage: 30 times bath ratio; tap water at 45°C; washing for 10 minutes, then rinsing with water for 10 minutes twice).

(2) Treatment by softening agent in the rinsing process during washing

1.5 kg of pre-treated, commercially available face-packed shirt (manufactured by BVD) was washed in an automatic course/setting using a vertical fully automatic washing machine (TW-80V manufactured by Toshiba) (detergent used: "Top NANOX" (manufactured by Lion), Washed 15 min, 1 rinse, 5 min dehydrate). Each of the liquid softener compositions prepared above was put in from the automatic inlet at the first rinsing session. The amount of detergent used was 10 ml, and the amount of the liquid softener composition was 10 ml.

(3) Evaluation of tactile sensation

The feel of the clothes treated with the softening agent composition was evaluated as an index to the smooth and soft feel of the object to be washed after the treatment. Specifically, sensory evaluation and pairwise comparison were performed on the good feel given to the cotton undershirt by the treatment in each softening agent composition on the basis of the following evaluation criteria. It was done by 5 professional panelers.

<Evaluation criteria>

As a control, "Sofuran Floral Aroma of Fragrance and Deodorant" manufactured by Lion Co., Ltd. was used, and a cotton inner shirt that was subjected to a casting treatment in the same manner as in (2) above was used.

3: The texture is considerably better than the contrast

2: The texture is slightly better than the contrast

1: equivalent to contrast

0: The texture is worse than the contrast

The average of the scores of five panelists was taken, and an average score of 2.0 or more was judged as a pass as a feeling after a preservation|save.

2. Liquid appearance after freeze restoration

80 ml of each liquid softener composition prepared above is sealed in a glass container containing 100 ml, stored in a freezer at -15 ° C. for 24 hours, and then the temperature of the liquid is returned to 25 ° C. to evaluate the appearance of each composition. did. It was evaluated according to the following evaluation criteria.

<Evaluation criteria>

3: There is no gel-like solid.

2: A gel-like solid material has adhered to the wall surface slightly.

1: A gel-like solid is adhering to a wall surface.

The average in N=2 was taken, and evaluation determined that 2.0 or more points|pieces were pass on the commercial value as a softening agent.

3.Appearance of liquid at the time of UV irradiation

Each of the prepared liquid softener composition 600ml was sealed tightly into the indicated container, and UV was irradiated so as to be 30MJ. The total amount of each composition after irradiation was passed through a 100 mesh sieve, and the amount of gelled product was evaluated according to the following evaluation criteria.

<Evaluation criteria>

3: There is no film-like solid.

2: A film-like solid is seen slightly.

1: A film-like solid is seen.

0: A film-like solid material is significantly seen.

The average in N=2 was taken, and evaluation determined that 2.0 or more points|pieces were pass on the commercial value as a softening agent.

4. Preservative power of preservatives (antibacterial agent retention rate)

80 ml of each liquid softening agent composition prepared above is sealed tightly into a glass container containing 100 ml, and stored in a constant temperature bath at 40° C. for 60 days. After that, the amount of the antibacterial agent of each composition is quantified by liquid chromatography, and the residual from the initial stage. The rate was calculated. A thing with a residual rate of 50 % or more was judged as passing.

5. Smell of Preserved

80 ml of each liquid softener composition prepared above was sealed tightly into a glass container containing 100 ml, and after storage outdoors for 60 days, the odor of each composition was evaluated according to the following evaluation criteria.

<Evaluation criteria>

3 points|pieces: There is no odor deterioration compared with the 5 degreeC storage product.

2 points|pieces: Compared with the 5 degreeC storage product, there exists a slight deterioration in odor.

1 point|piece: There exists odor deterioration compared with the 5 degreeC storage product.

A score of 2 or more was regarded as a pass in terms of product value.

[Table 3]

The numerical value in the composition table shows mass %.

Claims (3)

A liquid softener composition comprising the following components (A) to (D):
(A) an amine compound having at least one hydrocarbon group having 10 to 26 carbon atoms in its molecule which may be divided by an ester group (-COO-) and/or an amide group (-NHCO-), a neutralized product thereof, and a quaternary product thereof; at least one compound selected from the group consisting of
(B) 0.1-10 mass % of amino-modified silicone;
(C) a perfume composition containing 0.1% by mass or more of isoisuper based on the total mass of the liquid softening agent composition, and further containing citronellol;
(D) 1,2-benzisothiazolin-3-one, 2-methyl-4,5-trimethylene-4-isothiazolin-3-one, and 2-methyl-4,5-trimethylene-4 - 0.0001-1 mass % of the antibacterial agent selected from the combination of isothiazolin-3-one and 2-methyl-4- isothiazolin-3-one. According to claim 1,
(C) The liquid softening agent composition characterized in that the component further contains at least one perfume component selected from the group consisting of coumarin, hexylcinnamic aldehyde and habanolide. 3. The method of claim 1 or 2,
A liquid softener composition comprising 0.02 mass% or more of citronellol based on the total mass of the liquid softener composition.