JP2019077646A - Pest repellent fiber structure and manufacturing method therefor - Google Patents

Abstract

To provide a fiber structure having not only proliferation inhibition performance of bacteria, but also enhanced original pest repellent performance.SOLUTION: There is provided a pest repellent fiber structure having pest repellent performance and proliferation inhibition performance of bacteria. Especially one containing a pest repellent ingredient is preferable. The fiber structure preferably exhibits antibacterial activity on staphylococcus aureus of 2.2 or more. One containing an antibacterial agent is preferable and further the antibacterial agent is preferably a quaternary ammonium salt.SELECTED DRAWING: None

Description

  The present invention relates to a fiber structure having an excellent pest repellent function against hygienic pests such as mosquitoes while exhibiting the proliferation suppressing ability of fungi, and a method for producing the same.

  Pest repellent fiber structures for protecting human bodies from mosquitoes and other hygienic pests are widely used in practice, and many improvements have been made for the purpose of improving their repellent performance and safety to human bodies. In order to exert high repellent performance, an insect repellent component may be added at a high concentration, but when safety to the human body is taken into consideration, an insect repellent component having low biosafety can not be used in a large amount.

  For example, there have been cases where DEET has been used worldwide for decades, but there has been an impact on the nervous system at low doses of DEET, and is currently used for children (under 12). There is a use restriction. (Non-Patent Document 1).

  In addition, in order to enhance the stability of the above composition or to further improve the feeling of use, for example, a thickener, a stabilizer, or the like, to a human pest repellent including a pest repellent component such as Diet. Additives and adjuvants such as an antibacterial agent, ultraviolet light scattering agent, anti-inflammatory agent, antiperspirant, moisturizing agent, surfactant, dispersing agent, fragrance etc. in a range that does not affect the stability of the composition, etc. Patent Document 1 discloses that it can be done, but there is no disclosure of cases in which these agents are specifically blended, but disclosures which allow one to predict what kind of property change the agent gives to the human pest repellent agent. Nor. In addition, it is disclosed that the above-mentioned pest repellant for human use may be used not only for pest repellent use for human body, but also for insecticidal and acaricidal use, for sterilization and antibacterial use, or for deodorant and deodorant use, etc. However, no mention is made as to how it can be used.

Patent No. 5057856 specification

Ministry of Health, Labor and Welfare, Ministry of Health, Labor and Welfare, Food and Drug Administration, Safety measures section, regarding medicines and quasi-drugs containing diet, [online], August 24, 2005, http: // www. mhlw. go. jp / topics / 2005/08 / tp 0824-1. html

  An object of the present invention is to provide a fiber structure not only having the ability to suppress the growth of bacteria but also having a higher pest repellent ability originally possessed.

  The said subject discovered that pest repellent performance synergistically improves compared with the case where it does not have the microbe proliferation suppression ability by providing the fiber structure with the proliferation suppression ability of microbe, and an insect repellent function.

  That is, the present invention has the following configuration.

  (1) A pest repellent fiber structure having a pest repellent function and the ability to suppress the growth of bacteria.

  (2) The pest repellent fiber structure according to the above (1), which comprises a pest repellent component.

  (3) The pest repellent fiber structure according to (1) or (2) above, wherein the fiber structure exhibits an antibacterial activity value of 2.2 or more against Staphylococcus aureus.

  (4) The pest repellent fiber structure according to any one of (1) to (3), which contains an antibacterial agent.

  (5) The pest repellent fiber structure according to any one of (1) to (4), wherein the antibacterial agent is a quaternary ammonium salt.

  (6) The pest repellent fiber structure according to any one of (1) to (5), wherein the pest repellent component contains a piperidine compound or a terpene compound.

(7) The pest repellent fiber structure according to any one of (1) to (6), wherein the fiber structure has a repellent rate of 50% or more even after 10 washings according to JIS L0217 (2010 version) 103 method.
(8) The fiber structure exhibits an antibacterial activity value of 2.2 or more against Staphylococcus aureus even after ten washings according to JIS L0217 (2010 edition) method 103. (1) to (7) The pest repellent fiber structure according to claim 1.

  The pest repellent fiber structure of the present invention has the pest repellent function and the ability to inhibit the growth of bacteria to not only inhibit the growth of bacteria but also to prevent pests compared to the case where it does not have the ability to inhibit proliferation of bacteria. Function can be further enhanced.

  In the present invention, the “fiber structure having the ability to inhibit the growth of bacteria” refers to the ability to suppress the growth of bacteria on the fiber structure, and more specifically, the antibacterial deodorant of the Fiber Evaluation Technology Council The antibacterial activity value against Staphylococcus aureus when conducted by the quantitative test method (bacterial fluid absorption method) of JIS L 1902 (2011) (Antibacterial test method and antibacterial effect of fiber products) in the processed fiber product certification standard It is preferably 2.0 or more, more preferably 2.2 or more.

  The fiber structure itself may have the ability to suppress the growth of bacteria, but even if it does not have the ability to contain an antibacterial agent, the fiber structure can be rendered antibacterial.

  Hereinafter, the fiber structure of the present invention will be described in detail.

  The above-mentioned antibacterial agent is not particularly limited, but various antibacterial agents can be used. Among them, as an antibacterial agent, organic zinc complex derivatives, antibacterial components of phenol type antibacterial components and quaternary ammonium salts (hereinafter sometimes referred to as quaternary ammonium salts), isothiazoline type antibacterial components, nitrile compounds, pyridine type compounds, halo Preferred are alkylthio compounds, organic iodine compounds, thiazole compounds and benzimidazole compounds.

  These may be used alone or in combination of one or more kinds.

  For example, nitrile compounds such as 2,4,5,6-tetrachloroisophthalonitrile, 5-chloro-2,4,6-trifluoroisophthalonitrile, 2-chloro-6-trichloromethylpyridine, 2-chloro -4-trichloromethyl-6-methoxypyridine, 2-chloro-4-trichloromethyl-6- (2-furylmethoxy) pyridine, di (4-chlorophenyl) pyridylmethanol, 2,3,5,6-tetrachloro- Pyridine compounds such as 4-methylsulfonylpyridine, 2,3,5-trichloro-4- (n-propylsulfonyl) pyridine, 2-pyridylthiol-1-oxide zinc, di (2-pyridylthiol-1-oxide) and the like , N-Fluorodichloromethylthiophthalimide, N-trichloromethylthiophthalimide, N-1,1,2 2-tetrachloroethylthiotetrahydrophthalimide, N-trichloromethylthiotetrahydrophthalimide, N-trichloromethylthio-N- (phenyl) methylsulfamide, N-trichloromethylthio-N- (4-chlorophenyl) methylsulfamide, N- (1 -Fluoro-1,1,2,2-tetrachloroethylthio) -N- (phenyl) methylsulfamide, N- (1,1-Difluoro-1,2,2-trichloroethylthio) -N- (phenyl) Methylsulfamide, N, N-dimethyl-N'-phenyl-N '-(fluorodichloromethylthio) sulfamide, N, N-dichlorofluoromethylthio-N'-phenylsulfamide, N, N-dimethyl-N' -(P-tolyl) -N '-(fluorodichloromethylthio) sulfamide and the like; Alkylthio compounds, 1-diiodomethylsulfonyl-4-methylbenzene, 1-diiodomethylsulfonyl-4-chlorobenzene, 3-iodo-2-propargylbutylcarbamic acid, 4-chlorophenyl-3-iodopropargyl formal, 3- Organic iodo compounds such as ethoxycarbonyloxy-1-bromo-1,2-diiodo-1-propene and 2,3,3-triiodoallyl alcohol, 2- (n-octyl) -4-isothiazolin-3-one Thiazole compounds such as 4,5-dichloro-2-cyclohexyl-4-isothiazolin-3-one, 2- (4-thiocyanomethylthio) benzthiazole, 2-mercaptobenzthiazole zinc, and 1H-2-thiocyano Methylthiobenzimidazole, 2- (4-thiazole And benzimidazole compounds such as 1-H-benzimidazole and 2- (2-chlorophenyl) -1H-benzimidazole.

  The processing method to the fiber structure of the antibacterial agent used in the present invention is not particularly limited, but examples thereof include in-bath treatment, padding treatment, spray treatment and the like, and the antibacterial agent can be uniformly applied to fibers. , Padding process is preferred. The state in which the antimicrobial agent adheres to the fiber surface is the highest with the highest frequency of contact with bacteria, and is superior when the antimicrobial performance is important. On the other hand, when the antimicrobial agent uniformly diffuses inside the fiber, the ability to inhibit the growth of bacteria tends to decrease slightly from the above, but the washing durability is improved, so it is practical when importance is placed on durability. From the above, it is considered that the state in which the antibacterial agent is distributed in the vicinity of the fiber surface inside the fiber or branched and diffused from the fiber surface is excellent in both the ability to inhibit the growth of bacteria and the washing durability.

  The loading amount of the antimicrobial agent used in the present invention on the fiber is not particularly limited, but generally 0.01 to 10% by mass relative to the dry mass of the fiber is preferable, and 0.1 to 5% by mass is more preferable.

  Such pest repellent components are not particularly limited, but general pest repellent components such as pyrethroid compounds (pyrethrin compounds, cineline, jasmolin, aresulin, tetramethrin, resmethrin, framethrin, phenothrin, permethrin, cifenothrin, etc. Veratrine, etofenprox, cyfluthrin, tefluthrin, bifenthrin, silafluophene), toluamide compounds (diates), 3- (N-n-butyl-N-acetyl) aminopropionic acid ethyl ester (IR 3535), piperidine compounds 1-methylpropyl 2- (2-hydroxyethyl) -1-piperidine carboxylate (icuridine), terpene compound p-menthane-3,8-diol (eucalidiol), isobo Although sulfonyl cyclohexanol, inter alia piperidine compounds, the case of using a terpene compound, the effect of improving the pest repellent during antibacterial ability imparting preferably from the viewpoint of excellent even more pronounced. Among them, Icaridine and Eucalidiol are particularly preferable, and the synergetic effect is particularly remarkable.

  In the present invention, by imparting the pest repellent ability to the fiber structure together with the antimicrobial ability, the pest repellent ability can be synergistically improved as compared with the case where the antimicrobial ability is not imparted, The use of the repellent agent is practically extremely preferable in that it can exert a more excellent pest repellent effect or can reduce the amount of the repellent agent to obtain a desired pest repellent effect. Furthermore, the above effect is particularly remarkable because Icaridine, Eucalidiol, and DEET are highly repellent. Among them, ikarazine and eucalyl diol are most preferable because they have higher repellent properties than DEET despite having the same repellent properties as highly repellent DEET. Therefore, even when applied to clothes handled by infants such as children, the pest repellent effect can be exhibited more effectively, or the amount of repellent used to obtain a desired pest repellent effect can be further reduced. It is preferable in point.

  Pests to which the pest repellent component of the present invention can be applied are known as hygiene pests, unpleasant pests, and agricultural pests. More specifically, for example, mosquitoes such as house mosquitoes such as house mosquitoes, houseflies such as house mosquitoes, houseflies such as house mosquitoes, mosquitoes such as house mosquitoes, mosquitoes such as houseflies such as housefly mosquitoes such as housefly mosquitoes Fly pests such as fly, including flyfishes such as Dipterocarpidae, Drosophila melanogaster such as Drosophila, tsetsefly, noctid fly, scintillant and so on It can be mentioned. These flying pests include, for example, haematophagous insects or biting pests such as Culex pipiens cocci, Aedes albopictus, Aedes albopictus, Bromeliad fly, and Tsetse fly, which are known to mediate pathogens. In addition, moths such as moths such as moths, moths and the like are mentioned, and such moths are known as caterpillar pests. In addition, beetles of the beetle family, weevil family, weevil family, coknust family, and beetle family, such as the beetles of the species, are included. These are known to cause feeding damage to food, crops and the like, and some beetles of the gossom beetle family also cause feeding damage to clothing. In addition, ants such as black-and-white ants, yellow-billed snails, houseworms, short-legged ants, Argentine ants, fire ants etc., Bees such as the sand bee, wasp, and mites such as burnt leopard mite, tick and the like.

  The amount of the pest repellent component carried on the fiber is not particularly limited, but generally 0.01 to 10% by mass relative to the dry mass of the fiber is preferable, and 0.1 to 5.0% by mass is more preferable. It is preferable that it is a mosquito repellent as a pest repellent component.

  In the present invention, when considering repeated or long-term use, the method for imparting practical durability is not particularly limited, but the pest repellent component is kneaded into the fiber and impregnated into the fiber. And the application of resin. In kneading into fibers and impregnating into fibers, the pest repellent component is excellent in durability such as washing because the pest repellent components enter into fibers, but the volatility is greatly suppressed and it is difficult to have high repellent performance. Therefore, it is preferable to apply a resin, and although the aspect of the resin is not particularly limited, a binder resin causes the pest repellent component to adhere to the fiber to suppress volatilization and / or dropout, and the resin microcapsules A method of suppressing volatilization and / or dropout, and the like can be mentioned by forming a shape, encasing the pest repellent component, and attaching the microcapsules to the fibers. Among them, microcapsules can greatly suppress volatilization due to heat by encasing pest repellent components, and can have high strength against physical impact such as washing, etc., so they are excellent in long-term repellent effect and washing durability. Because it is preferable. Furthermore, one or more of these resins may form a resin layer.

  The binder resin is preferably at least one selected from silicone resin, melamine resin, urethane resin, and acrylic resin. These resins can be used alone or in combination.

  Examples of the silicone resin include methyl hydrogen silicone, dimethyl silicone, amino-modified silicone and epoxy silicone.

  Examples of the melamine resin include trimethylolmelamine and hexamethylolmelamine.

  The urethane resin is a compound obtained by reacting a compound having two or more active hydrogens reactive with an isocyanate group with a polyisocyanate. As polyisocyanates, aliphatic diisocyanates such as hexamethylene diisocyanate and trimethylhexamethylene diisocyanate; isophorone diisocyanate; hydrogenated xylylene diisocyanate; alicyclic diisocyanates such as dicyclohexylmethane diisocyanate and norbornane diisocyanate; And aromatic diisocyanates such as xylylene diisocyanate.

  Acrylic resins include acrylates such as alkyl acrylates, hydroxyalkyl acrylates and glycidyl acrylates; alkyl methacrylates, hydroxyalkyl methacrylates, glycidyl methacrylates, dimethylaminoethyl methyl methacrylates, methacrylates such as silicone modified methacrylates and urethane modified methacrylates; acrylic acid, methacrylic The homopolymer obtained from 1 type of monomers, such as an acid, acrylamide, methacrylamide, alkylol alkylamide, and the copolymer obtained from 2 or more types of those are mentioned.

  It is preferable to provide 0.1-1.2 mass% of binder resin with respect to the fiber mass. When the content is 0.1% by mass or more, sufficient durability can be obtained, and when the content is 1.2% by mass or less, sufficient durability can be obtained, and in addition to having an excellent texture of fibers, the resin An excellent repelling effect can be obtained without excessively thickening the layer formed.

  The resin of the microcapsule used in the present invention is preferably an inorganic or organic material, and examples thereof include polystyrene, ethylcellulose, polyamide, polyacrylic acid, melamine resin, urethane resin, silicone resin, carboxymethylcellulose and the like. Among them, melamine resin is a preferable wall material because it is excellent in film strength, chemical resistance, adhesion and transparency.

  The particle size of the microcapsules is preferably 0.1 to 20 μm. And, from the viewpoint of film strength, cohesion, and product quality, specific microcapsules include fine porous inorganic particles having a particle size of 0.1 to 20 μm, or hollow fine particles having a particle size of 0.1 to 20 μm. And melamine resin-based particles, urethane resin-based particles, or acrylic resin-based particles.

  As a method of simultaneously applying the pest repellent component and the resin, after immersing the fiber structure in an emulsion dispersion treatment liquid containing a predetermined concentration of the pest repellent component and the resin, the fiber structure is squeezed with a mangle so as to obtain a target adhesion amount Drying or heat treatment may be performed at a temperature of room temperature (20 ° C.) to 170 ° C., or after the treatment liquid is applied by spraying, drying and heat treatment may be performed in the same manner. Moreover, about the method of making resin adhere after applying a pest repellent component to a fiber structure first, after applying a pest repellent component of a predetermined concentration to a fiber, the fiber structure concerning the emulsion dispersion liquid of the resin of a predetermined concentration After immersing the object, it is squeezed with a mangle so as to obtain a target adhesion amount, and then it is dried and heat-treated at a temperature of room temperature (20 ° C) to 170 ° C. Such a two-stage method is preferable because a resin layer is formed on the fiber surface. For example, at least one selected from a silicone resin, a melamine resin, a urethane resin, and an acrylic resin is preferable in that a film can be easily formed when the resin layer is formed. One or more of these resins may form a resin layer.

  The method for applying the pest repellent component to the fiber first is not particularly limited, but after immersing the fiber structure in the treatment liquid containing the pest repellent component, the target amount of adhesion is achieved with a mangle. After squeezing, a method of drying at a temperature of room temperature (20 ° C.) to 80 ° C. or a treatment in a bath in which the temperature of the solution is treated at 50 to 130 ° C. while immersing the fiber structure in a treating solution There is a method of drying at a temperature of (20 ° C) to 80 ° C.

  After that, the fiber structure is dipped in an emulsion dispersion of a predetermined concentration of resin and then squeezed with a mangle so as to obtain a targeted amount of adhesion, and then the resin is deposited at room temperature (20 ° C.) to 130 ° C. A method of drying at a temperature or a treatment in a bath in which the temperature of the solution is treated at 50 to 130 ° C. while immersing the fiber structure in a treatment solution, and then drying at a temperature of room temperature (20 ° C.) to 80 ° C. There is a method of processing under a water vapor atmosphere at 100 ° C. using a normal pressure steamer.

  The padding method is preferable in that the pest repellent component can be uniformly applied to the fiber. Moreover, since the said pest repellent component volatilizes when the heat of drying is high, it is preferable to dry at 90-130 degreeC.

  Also, the method for simultaneously applying the pest repellent component and the antibacterial agent to the fiber is not particularly limited, but the fiber structure is dipped in a treatment liquid containing the pest repellent component and the antibacterial agent, and further, if necessary, a resin. Then, after squeezing with a mangle to achieve the target adhesion amount, drying at a temperature of room temperature (20 ° C.) to 80 ° C. or while immersing the fiber structure in the treatment solution, the temperature of the solution is There is a method of drying at a temperature of room temperature (20.degree. C.) to 80.degree. C. after performing treatment in a bath at 130.degree.

  According to the method of applying the resin as described above, it is also possible to obtain a fiber structure in which the antibacterial activity value of the fiber structure shows an antibacterial activity value against Staphylococcus aureus even after 10 times of SEK washing is 2.2 or more. It is possible. In a more preferable embodiment, a method of diffusing the antibacterial agent into the inside of the fiber is preferable because the falling off of the antibacterial agent can be suppressed.

  In addition, it is also possible to obtain a fiber structure having a repellent rate of 50% or more, which will be described later, even after 10 washings according to JIS L0217 (2010 version) 103 method. In a more preferable embodiment, a method of applying the pest repellent component to the fiber surface is preferable, from the viewpoint that the effect of the pest repellent component can be sufficiently exhibited.

  As materials of fibers used for the fiber structure of the present invention, aromatic polyesters such as polyethylene terephthalate, polytrimethylene terephthalate and polybutylene terephthalate, and aromatic polyesters obtained by copolymerizing these with a third component Fiber, aliphatic polyester fiber represented by L-lactic acid as main component, polyamide fiber such as nylon 6 or nylon 66, acrylic fiber mainly containing polyacrylonitrile, polyolefin such as polyethylene or polypropylene Fibers, synthetic fibers such as polyvinyl chloride fibers, semi-synthetic fibers such as acetate and rayon, and natural fibers such as cotton, silk and wool. In the present invention, these fibers can be used alone or as a mixture of two or more. In the present invention, some synthetic fibers may contain semi-synthetic fibers such as acetate and rayon, and natural fibers such as cotton, silk and wool.

  Although the aspect of the fiber structure of the present invention is not particularly limited, fabric materials such as a woven fabric, a knitted fabric or a non-woven fabric made by using the fibers, or a string-like material may be included. From the viewpoint of more exertion, preferably a woven fabric or a knitted fabric is a preferred form as an application requiring the repelling effect of the present invention.

  Hereinafter, the present invention will be described in more detail by way of examples. In addition, the repelling rate and the antimicrobial activity value in this example were calculated | required by the following method.

(1) Repellency Rate Put a plastic glove on the subject's hand and wrap the tubed sample on it.

  Under the condition of temperature 25 ± 2 ° C and humidity 70-80%, 30 test insects (Aedes albopictus) were inserted in a cage of 25 × 25 × 25 cm released for 2 minutes to the upper elbow and stopped on the sample Count the number of test insects and make it a cumulative number.

  In the test, the repellent rate is calculated by comparing the cumulative number of shots when the untreated sample is wound with the cumulative number of shots when the treated sample is wound.

The following formula was used for calculation of the repelling rate.
Repellency rate (%) = {(number of mosquitoes in cage (30) -cumulative number of treated samples) / number of mosquitoes in cage (30)} × 100.

(2) Antibacterial activity value Regarding the evaluation method of antibacterial performance, quantification of JIS L 1902 (2011) (Antibacterial test method and antibacterial effect of textile products) in the antibacterial deodorization processed textile product certification standard of the Fiber Evaluation Technology Council According to the test method (bacterial fluid absorption method), the antimicrobial activity against Staphylococcus aureus was determined.
Antibacterial activity value (R) = Ut-At
Ut: unprocessed test average value of number of living bacteria logarithm of 1cm per ² after 18 hours of pieces At: antibacterial specimen 18 hours after 1cm ² per average normal viable count logarithm, It is judged that the antibacterial activity value (R) 2.0 2.0 has the ability to suppress the growth of bacteria, and the antibacterial activity value (R) 2.2 2.2 is good, and the antibacterial activity value (R) 2.4 2.4 is judged to be excellent. Ru.

(3) Test cloth A woven fabric was woven by using 150 dtex and 48 filaments of polyethylene terephthalate yarn for both the warp and weft yarns.

The obtained living machine is scoured with an open soaper (90 ° C.) and then set intermediately with a pin tenter (180 ° C. × 40 seconds), dyed with an air flow dyeing machine to fluorescent white, width: 148 cm, length yarn density: 76 A woven fabric of 2.54 cm length, weft yarn density: 68 / 2.54 cm was obtained and used as a test base.

(4) Evaluation of adhesion amount The adhesion amount can be theoretically calculated also from the drawing rate (pickup), but the actual adhesion amount is measured by the following method.
Amount of adhesion (%) = ((mass after application of drug and drying-mass before treatment) / mass before treatment) * 100

Example 1
An emulsion dispersion solution was prepared by emulsifying and dispersing icaridine, which is a pest repellent component, in water so as to be 6 g / L and further mixing a quaternary ammonium salt (SANT-M110 (manufactured by Matsui Chemical Co., Ltd.)) as an antibacterial agent. The emulsified and dispersed solution is impregnated with the test cloth, squeezed with a mangle, dried at 130 ° C., and calculated from the squeeze rate (pickup). The amount of the agent attached was 0.1% by mass with respect to the fiber mass, when the repelling rate of Aedes aegypti was measured, the repelling rate was 70.0%. Was 2.5.

(Example 2)
The same treatment as in Example 1 was carried out except that the adhesion amount of ikarazine was 0.5% by mass with respect to the fiber mass. The repellent rate of the base was about 83.3%. Moreover, the antibacterial activity value was 2.7.

(Example 3)
The same treatment as in Example 1 was carried out except that Eucalidiol, which is a pest repellent component, was used in place of icarizine. A measurement of the repelling rate of Aedes aegyptus L. was 67.6%. Moreover, the antimicrobial activity value was 2.3.

(Example 4)
The same treatment as in Example 1 was carried out except that Eucalidiol, which is a pest repellent component, was used instead of Icaridine and the adhesion amount of Eucalidiol was 0.5% by mass with respect to the fiber mass. The repellent rate of the base was about 83.3%. Moreover, the antibacterial activity value was 2.8.

(Example 5)
An emulsion dispersion solution was prepared by emulsifying and dispersing icaridine, which is a pest repellent component, in water so as to be 6 g / L, and further mixing a pyridine compound (MR-T100 (manufactured by Osaka Kasei Co., Ltd.)) as an antibacterial agent. The emulsified and dispersed solution is impregnated with the test cloth, squeezed with a mangle, dried at 130 ° C., and calculated from the drawing ratio (pickup). The amount of adhesion was 0.1% by mass with respect to the fiber mass, and the repelling rate of Aedes aegypti was 73.3%, and the antibacterial activity value was 73.3%. It was 2.4.

(Example 6)
The same treatment as in Example 5 was carried out except that the adhesion amount of ikarazine was 0.5% by mass with respect to the fiber mass. The measurement of the repelling rate of Aedes aegyptus assimilated was 86.7%. Moreover, the antimicrobial activity value was 2.6.

(Example 7)
The same treatment as in Example 5 was carried out except that Eucalidiol, which is a pest repellent component, was used in place of ikarazine. The measurement of the repelling rate of Aedes aegyptus assimilated was 70.0%. Moreover, the antimicrobial activity value was 2.5.

(Example 8)
The same treatment as in Example 5 was carried out except that Eucaridiol, which is a pest repellent component, was used instead of Icaridine, and the adhesion amount of Eucalidiol was 0.5% by mass with respect to the fiber mass. The measurement of the repelling rate of Aedes aegyptus assimilated was 86.7%. Moreover, the antibacterial activity value was 2.4.

(Example 9)
The same treatment as in Example 1 was carried out except that citronellol, which is a pest repellent component, was used instead of icarizine, and the adhesion amount of citronellol was 0.5% by mass with respect to the fiber mass. The repellent rate of the base was about 56.7%. Moreover, the antibacterial activity value was 2.8.

(Example 10)
Containing Icaridine, which is a pest repellent component, at a mass ratio of 25% to the total amount of microcapsules, microcapsules with an average particle diameter of 1 to 3 μm consisting of melamine resin is 24 g / L (insect component is 6 g) Emulsify and disperse in water so as to become L / L, and further, quaternary ammonium salt (SANT-M110 (made by Matsui Chemical Co., Ltd.)) and urethane resin (U-30 NP (solid content 30%, Daiwa Chemical Industries, Ltd.) which are antibacterial agents An emulsion dispersion was prepared by mixing 18 g / L (manufactured by KK), impregnated with the test cloth, squeezed with a mangle, dried at 130 ° C., and calculated from the drawing ratio (pickup). The adhesion amount was made such that the adhesion amount of icarizine was 0.5% by mass with respect to the fiber mass, and the adhesion amount of the antibacterial agent was 0.1% by mass with respect to the fiber mass. The repellent rate of Toshiji macaque was measured to be 93.3%, and the antibacterial activity value was 2.6, and repellent after 10 times of washing according to JIS L0217 (2010 version) method. The rate remained at 50% or more, and even after ten washings according to JIS L0217 (2010 edition) method 103, the antibacterial activity against Staphylococcus aureus showed 2.2 or more.

(Example 11)
An emulsion dispersion solution was prepared by emulsifying and dispersing icaridine, which is a pest repellent component, in water so as to be 6 g / L and further mixing a quaternary ammonium salt (SANT-M110 (manufactured by Matsui Chemical Co., Ltd.)) as an antibacterial agent. The emulsified and dispersed solution is impregnated with the test cloth, squeezed with a mangle, dried at 130 ° C., and calculated from the squeeze rate (pickup). The amount of the agent attached was 0.5% by mass with respect to the fiber mass, and the repelling rate of Aedes aegypti on this base was measured to be 73.3%. Was 3.3.

(Example 12)
The same treatment as in Example 11 was carried out except that the adhesion amount of ikarazine was 0.5% by mass with respect to the fiber mass. The measurement of the repelling rate of Aedes aegyptus assimilated was 86.7%. Moreover, the antibacterial activity value was 3.5.

(Example 13)
The same treatment as in Example 11 was carried out except that Eucalidiol, which is a pest repellent component, was used in place of ikarazine. The measurement of the repelling rate of Aedes aegyptus assimilated was 70.0%. Moreover, the antimicrobial activity value was 3.1.

(Example 14)
The same treatment as in Example 11 was carried out except that Eucalidiol, which is a pest repellent component, was used instead of Icaridine and the adhesion amount of Eucalidiol was 0.5% by mass with respect to the fiber mass. A measurement of the repelling rate of Aedes aegyptus mandala was 93.3%. Moreover, the antimicrobial activity value was 3.3.

(Example 15)
An emulsion dispersion solution was prepared by emulsifying and dispersing icaridine, which is a pest repellent component, in water so as to be 6 g / L, and further mixing a pyridine compound (MR-T100 (manufactured by Osaka Kasei Co., Ltd.)) as an antibacterial agent. The emulsified and dispersed solution is impregnated with the test cloth, squeezed with a mangle, dried at 130 ° C., and calculated from the drawing ratio (pickup). The amount of adhesion was 0.5% by mass with respect to the fiber mass, and the repelling rate of Aedes aegypti was 76.7%, and the antibacterial activity value was 76.5%. It was 3.5.

(Example 16)
The same treatment as in Example 15 was carried out except that the adhesion amount of ikarazine was 0.5% by mass with respect to the fiber mass. The repellent rate of the base was about 90.0%. Moreover, the antimicrobial activity value was 3.2.

(Example 17)
The same treatment as in Example 15 was carried out except that Eucalidiol, which is a pest repellent component, was used in place of ikarazine. The measurement of the repelling rate of Aedes aegyptus n. Was 76.7%. Moreover, the antimicrobial activity value was 3.3.

(Example 18)
The same treatment as in Example 15 was carried out except that Eucalidiol, which is a pest repellent component, was used instead of Icaridine and the adhesion amount of Eucalidiol was 0.5% by mass with respect to the fiber mass. The repellent rate of the base was about 90.0%. Moreover, the antimicrobial activity value was 3.4.

(Example 19)
The same treatment as in Example 11 was carried out except that citronellol, which is a pest repellent component, was used instead of icaridine and the adhesion amount of citronellol was 0.5% by mass with respect to the fiber mass. The measurement of the repelling rate of Aedes aegyptus assimilated was 60.0%. Moreover, the antimicrobial activity value was 3.3.

Example 20
Containing Icaridine, which is a pest repellent component, at a mass ratio of 25% to the total amount of microcapsules, microcapsules with an average particle diameter of 1 to 3 μm consisting of melamine resin is 24 g / L (insect component is 6 g) Emulsify and disperse in water so as to become L / L, and further, quaternary ammonium salt (SANT-M110 (made by Matsui Chemical Co., Ltd.)) and urethane resin (U-30 NP (solid content 30%, Daiwa Chemical Industries, Ltd.) An emulsion dispersion was prepared by mixing 18 g / L (manufactured by KK), impregnated with the test cloth, squeezed with a mangle, dried at 130 ° C., and calculated from the drawing ratio (pickup). The adhesion amount was made so that the adhesion amount of icarizine was 0.5% by mass with respect to the fiber mass, and the adhesion amount of the antibacterial agent was 0.5% by mass with respect to the fiber mass. The repellent rate of Toshiji macaque was measured, and the repellent rate was 96.7%, and the antibacterial activity value was 3.6, and the repellent after 10 times of washing according to JIS L0217 (2010 version) method. The rate remained at 50% or more, and even after ten washings according to JIS L0217 (2010 edition) method 103, the antibacterial activity against Staphylococcus aureus showed 2.2 or more.

(Comparative example 1)
Emulsify and disperse solution was prepared by emulsifying and dispersing icaridine which is a pest repellent component in water so as to be 6 g / L. The emulsified and dispersed solution is impregnated with the test cloth, squeezed with a mangle, dried at 130 ° C., calculated from the squeeze rate (pickup), and the adhesion amount of icaridine is 0.1 mass% with respect to the fiber mass Adhered to When the repellent rate of Aedes albopictus of this base was measured, the repellent rate was 60.0%. Moreover, the antimicrobial activity value was 0.3.

(Comparative example 2)
The same processing was performed except that the adhesion amount of ikarazine in Comparative Example 1 was 0.5% by mass with respect to the fiber mass. The repellent rate of the base was about 73.3%. Moreover, the antimicrobial activity value was 0.4.

(Comparative example 3)
The same treatment as in Comparative Example 1 was carried out except that Eucalidiol, which is a pest repellent component, was used in place of icarizine. The repellent rate of the base was about 56.7%. Moreover, the antimicrobial activity value was 0.3.

(Comparative example 4)
The same treatment as in Comparative Example 1 was carried out except that Eucalidiol, which is a pest repellent component, was used instead of Icaridine and the adhesion amount of Eucalidiol was 0.5% by mass with respect to the fiber mass. The measurement of the repelling rate of Aedes aegyptus assimilated was 70.0%. Moreover, the antimicrobial activity value was 0.2.

(Comparative example 5)
The same treatment as in Comparative Example 1 was performed except that citronellol, which is a pest repellent component, was used instead of icarizine and the adhesion amount of citronellol was 0.5% by mass with respect to the fiber mass. The repellent rate of the base was about 53.3%. Moreover, the antimicrobial activity value was 0.3.

(Comparative example 6)
An emulsion dispersion was prepared by mixing an antibacterial agent quaternary ammonium salt (SANT-M110 (manufactured by Matsui Chemical Co., Ltd.). The emulsion dispersion was impregnated with the test cloth and squeezed with a mangle to obtain 130 ° C. And the adhesion of the antibacterial agent was made to be 0.1% by mass with respect to the fiber mass, calculated based on the squeeze rate (pickup). Was 33.3%, and the antibacterial activity was 2.3.

(Comparative example 7)
The same treatment as in Comparative Example 6 was performed except that the adhesion amount of the antibacterial agent was 0.5% by mass with respect to the fiber mass. The repellent rate of the base was about 36.7%. Moreover, the antimicrobial activity value was 3.2.

(Comparative example 8)
The same procedure as in Comparative Example 6 is repeated, except that a pyridine compound (MR-T100 (Osaka Kasei Co., Ltd.)), which is an antibacterial agent, is used instead of the quaternary ammonium salt (SANT-M110 (Matsui Chemical Co., Ltd.)). As a result, the repelling rate was 30.0% and the antibacterial activity value was 2.4.

(Comparative example 9)
In Comparative Example 6, in place of the quaternary ammonium salt (SANT-M110 (manufactured by Matsui Chemical Co., Ltd.)), a pyridine compound (MR-T100 (manufactured by Osaka Kasei Co., Ltd.)) which is an antibacterial agent is used to adhere the antibacterial agent. The same treatment was carried out except that the amount was 0.5% by mass with respect to the fiber mass, and the repelling rate of the backing of Aedes albopictus was 36.7%. The value was 3.4.

Claims (8)

A pest repellent fiber structure characterized by having a pest repellent function and a growth suppression ability of bacteria. The pest repellent fiber structure according to claim 1, wherein the pest repellent function uses a pest repellent component. The pest repellent fiber structure according to claim 1 or 2, wherein the fiber structure exhibits an antibacterial activity value of 2.2 or more against Staphylococcus aureus. The pest repellent fiber structure according to any one of claims 1 to 3, wherein an ability to suppress the growth of the fungus is an antibacterial agent. The pest repellent fiber structure according to any one of claims 1 to 4, wherein the antibacterial agent is a quaternary ammonium salt. The pest repellent fiber structure according to any one of claims 1 to 5, wherein the pest repellent component comprises a piperidine compound or a terpene compound. The pest repellent fiber structure according to any one of claims 1 to 6, wherein the fiber structure has a repellent rate of 50% or more even after ten washings according to JIS L0217 (2010 version) 103 method. 8. The method according to any one of claims 1 to 7, wherein the fiber structure exhibits an antibacterial activity value of 2.2 or more against Staphylococcus aureus even after 10 washings according to JIS L0217 (2010 version) 103 method. The pest repellent fiber structure according to claim 1.