JP2018104831A - Insect proof fabric product - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide insect proof fabric products that prevent direct contact between a medical drug for insect pest control and a human skin and has excellent sustainability of drug efficacy and washing resistance.SOLUTION: An insect proof fabric product contains a carrier for insect pest control and a fabric material, the carrier for insect pest control is configured by including a base material, and an insect pest control agent and urethane resin attached to at least a part of the base material, and the fabric material is provided so as to cover a region where the insect pest control agent and the urethane resin are attached.SELECTED DRAWING: Figure 1

Description

  The present invention relates to an insect repellent fabric product, and more particularly to a fabric product having an insect repellent function against insects such as mites.

In recent years, the airtightness of houses has increased along with the improvement of the living environment, and the humidity and temperature in the room are favorable conditions for the propagation of ticks. Tick breeding sites include tatami mats, carpets, carpets, etc. on the floor, lower and internal surfaces; bedding, blankets, pillows, and other bedding surfaces; other surfaces such as sofas and stuffed animals And the inside. Mites that propagate indoors have been found to cause allergic diseases such as bronchial asthma, allergic rhinitis, and atopic dermatitis and biting dermatitis based on epidemiological studies so far. Furthermore, it may cause mental allergic pruritus and other neuropathy even though it is not actually bitten by ticks.
In particular, according to recent research and surveys, there is a correlation between mites present in bedding and patients with allergic diseases, and the number of seizures in bronchial asthma patients by removing mites from bedding Has been suggested to decrease.

Therefore, for example, Patent Document 1 discloses that mite repellent in which 0.01 to 0.2% of a composition containing phenothrin and diet is retained in at least a part of constituent fibers of a bedding such as a futon and a futon cover pillow. A bedding is disclosed.
Further, Patent Document 2 has a polyester insecticidal antibacterial cotton kneaded with an insecticidal antibacterial agent and an electret fiber containing mineral fine particles having electret properties on the side in contact with the user. Disclosed is a bedding in which an insecticidal antibacterial cotton is provided and a cotton made of electret fibers is provided on the opposite side of the insecticidal antibacterial cotton.

  Patent Document 3 discloses an antibacterial and tick-proof bedding in which a non-woven fabric is provided between a batting and a surface material, and the non-woven fabric is composed of 0.3 to 0.7 wt% of a silver antibacterial agent. An antibacterial / anti-mite bedding made of polyolefin containing 0.2 to 0.5 wt% of a pyrethroid-based acaricide and a fiber diameter of 10 to 50 μm is disclosed.

JP-A-4-224712 Japanese Patent Laid-Open No. 9-121996 Registered Utility Model No. 30161141

  However, the bedding described in Patent Documents 1 and 2 is not necessarily preferable for the user because it gives an impression that a pest control drug directly touches human skin. Further, according to the technique of Patent Document 3, the drug does not directly touch the human skin, but the drug is easily released from the bedding, the durability of the drug is inferior, and the drug is easily detached by washing. There was a problem that it was inferior in washability.

  Accordingly, an object of the present invention is to provide an insect repellent fabric product that prevents direct contact between a drug for pest control and human skin, and is excellent in durability of the drug and washing resistance. .

  As a result of intensive studies, the present inventors have found that urethane resins are excellent in the adhesion of a pest control agent, that is, a pest control agent to a substrate, and have completed the present invention.

That is, the present invention is characterized by the following (1) to (2).
(1) A pest control fabric product including a pest control carrier and a fabric material, wherein the pest control carrier includes a base material, a pest control agent attached to at least a part of the base material, and a urethane resin. An insect repellent fabric product, wherein the fabric material is provided so as to cover a region where the insect pest control agent and the urethane resin are attached.
(2) The pest control agent is attached to the substrate in a range of 0.001 to ² g / m ² , and the urethane resin is in a range of 5 to 50000 parts by mass with respect to 100 parts by mass of the pest control agent. The insect-repellent fabric product according to (1), which is adhered.

According to the insect-proof fabric product of the present invention, the urethane resin can satisfactorily fix the insect-controlling agent to the base material, and the material around the insect-controlling carrier, that is, the material for the insect-controlling agent. Can be sustainedly released. Thereby, while being excellent in the sustainability of the effect of a pest control agent, it can prevent that a pest approaches the fabric material itself. Moreover, since the fabric material covers the adhesion area of the pest control agent and the urethane resin, direct contact between the pest control agent and human skin is prevented, and the usability is excellent. Furthermore, since it is excellent in fixing the pest control agent to the substrate, it is excellent in washing resistance.
As described above, according to the present invention, it is possible to provide an insect repellent fabric product that prevents direct contact between a pest control agent and human skin, and is excellent in durability and washing resistance of the effect of the pest control agent. .

It is sectional drawing for demonstrating one Embodiment of the insect-proof fabric product of this invention. It is a figure for demonstrating the test method of Test Example 1,2. It is a figure for demonstrating the test method of Test Example 3 and 4. FIG.

Hereinafter, the insect-proof fabric product of the present invention will be further described with reference to the drawings.
In the present specification, “control” of a pest will be described as including the meaning of “control”.

FIG. 1 is a cross-sectional view for explaining one embodiment of the insect-proof fabric product of the present invention. The insect repellent fabric product 10 of the present invention includes a pest control carrier 1 and a fabric material 5.
In the embodiment shown in FIG. 1, the pest control carrier 1 has a sheet shape, and the fabric materials 5 and 5 are arranged on both sides of the pest control carrier 1. The pest control carrier 1 includes a sheet-like base material 2, and a chemical component 3 containing a pest control agent and a urethane resin is attached to both surfaces of the base material 2. The fabric material 5 disposed on one surface side of the pest control carrier 1 includes a cushion material 6 and a cover fabric 7 constituting the exterior of the insect control fabric product 10, and is provided on the other surface side of the pest control carrier 1. The arranged fabric material 5 is composed of a cushion material 6. The fabric materials 5 and 5 cover the region of the drug component 3 attached to the pest control carrier 1.

<Pest control carrier>
The pest control carrier includes a base material and a drug component attached to at least a part of the base material.

(Base material)
The substrate is not particularly limited as long as the drug component can be attached and held, and examples thereof include a fiber substrate, a plastic substrate, a paper substrate, and a rubber material substrate. Among them, it is preferable to use a fiber base material from the viewpoints of the adhesiveness of the drug component, the appropriate release ability of the pest control agent, the washing resistance, and the feeling of use. A base material may be used individually by 1 type, and may be used in combination of 2 or more type.

  Examples of the fiber base material include a nonwoven fabric, a woven fabric, and a knitted fabric. Among them, the fabric base material is made of a nonwoven fabric because it has high workability and high coatability on the surface of a chemical component and good air permeability. More preferably, a fiber substrate is used.

  Examples of the nonwoven fabric include air-through nonwoven fabric, spunbond nonwoven fabric, spunlace nonwoven fabric, meltblown nonwoven fabric, resin bond nonwoven fabric, and needle punched nonwoven fabric. These nonwoven fabrics may be used alone or in a laminate of two or more.

  As the fibers constituting the nonwoven fabric, fibers made of various thermoplastic resins can be used. Examples of the thermoplastic resin include polyolefins such as polyethylene and polypropylene, polyesters such as polyethylene terephthalate, polyamides such as nylon 6 and nylon 66, polyacrylic acid, polymethacrylic acid alkyl ester, polyvinyl chloride, and polyvinylidene chloride. A nonwoven fabric may consist of 1 type of resin, and may be formed by blending 2 or more types of resin.

When the fiber base material is used, the basis weight of the fiber base material is 8 to 8 because it is excellent in processability to a pest fabric product, the coating property of the drug component on the fiber base material surface, and good air permeability. it is preferably 250 g / ^{m 2,} more preferably 15~150g / ^{m 2,} more preferably 20 to 70 g / ^{m 2.}

  In the embodiment shown in FIG. 1, the substrate 2 has a sheet shape. When the base material 2 is in the form of a sheet, the efficacy of the drug component 3 can be spread over a wide area, and the insect repellent fabric product of the present invention is, for example, a bed pad or a pillow cover. The handling and the feeling of use can be improved.

  When a base material is a sheet form, it is preferable that the thickness of a base material is 0.01-5 mm, 0.02-0.6 mm is more preferable, 0.05-0.3 mm is still more preferable. It is preferable for the thickness of the substrate to be in the above-mentioned range since the processability and the coating property of the drug component on the surface are high and the air permeability is good.

  In addition, a base material can be comprised by various shapes other than a sheet form. Examples of the shape include a spherical shape, a cylindrical shape, and a polygonal shape, and the size can be appropriately adjusted according to the shape and size of the insect-proof fabric product.

(Drug component)
In this invention, a chemical | medical agent component contains a pest control agent and a urethane resin.

  A pest control agent is a component effective for pest control, repellent or extermination. Examples of the pests to be controlled in the present invention include mite mites (spiders) mites; mites, mosquitoes, flyfish, flies, octometridae (fleas) Fleas, reticulates (roaches) cockroaches, hymenoptera (beeps) bees, ants, isoptera (termites) termites, hemiptera (stink bugs) stink bugs, bed bugs, crustaceans ( (Coleoptera) bark beetles, beetles, lepidoptera (Lepidoptera) moths, and the like. Especially in this invention, when a pest is at least 1 sort (s) of the organism selected from the group which consists of a mite and a stink bug, it is especially effective for the control.

  Pest control agents include, for example, pesticide chrysanthemum extract, natural pyrethrin, praretrin, imiprotorin, phthalthrin, allethrin, bifenthrin, resmethrin, phenothrin, ciphenothrin, permethrin, cypermethrin, etofenprox, sifluthrin, deltamethrin, fenvalerate, fenpropatrin, Pyrethroid compounds such as empensulin, silafluophene, transfluthrin, metofluthrin, profluthrin; organophosphorus compounds such as fenitrothion, diazinon, marathon, pyridafenthion, prothiophos, oxime, chlorpyrifos, dichlorvos; carbamates such as carbaryl, propoxur, mesomil, thiodicarb Compounds; oxadiazole compounds such as methoxadiazone; Phenyl pyrazole compounds such as Ronyl; sulfonamide compounds such as amidoflumet; neonicotinoid compounds such as dinotefuran and imidacloprid; pyrrole compounds such as chlorfenapyr; diethyl oxalate, dimethyl malonate, diethyl malonate, dimethyl succinate, Diethyl succinate, dipropyl succinate, dibutyl succinate, dimethyl glutarate, diethyl adipate, dipropyl adipate, dibutyl adipate, diethyl sebacate, dipropyl sebacate, dibutyl sebacate, dimethyl phthalate, dibutyl phthalate, phthalic acid Dibasic acid ester compounds such as diamyl, dibutyl maleate and dibutyl fumarate; and cationic compounds such as benzalkonium chloride and cetylpyridinium chloride. These pest control agents may be used alone or in combination of two or more. Of these, pyrethroid compounds are preferred from the viewpoints of adhesion to a substrate, durability of effects, and washing resistance.

The pest control agent is preferably attached in a range of 0.001 to ² g / m ² per square meter of the base material, more preferably 0.3 to 0.5 g / m ² , and 0.1 to 0. 4 g / m ² is more preferable. By adhering 0.001 g / m ² or more to the surface of the base material, the pest control effect can be continuously obtained.

  While the urethane resin improves the adhesion of the pest control agent to the substrate, it can appropriately release the pest control agent and transfer the pest control agent to the fabric material covering the substrate. Since the pest control effect can be imparted to the fabric material, an effective insect repellent function can be imparted to the insect-repellent fabric product.

  The urethane resin is not particularly limited as long as it has a urethane bond in the molecule, but in addition to the urethane bond, a polyether urethane resin containing an ether bond in the main chain, and a polyester urethane containing an ester bond in the main chain. Resins, polycarbonate urethane resins containing carbonate bonds in the main chain, and the like can also be used, and these may be either aliphatic or aromatic.

  The urethane resin is preferably attached to the substrate in the range of 5 to 50000 parts by mass with respect to 100 parts by mass of the pest control agent, more preferably in the range of 200 to 1000 parts by mass, and further in the range of 300 to 700 parts by mass. preferable. Adhesion of the pest control agent to the base material can be improved by adhering the urethane resin to the base material so as to be 5 parts by mass or more with respect to 100 parts by mass of the pest control agent. Can be appropriately fixed to the substrate. Moreover, if the adhesion amount of the urethane resin to a base material is 50000 mass parts or less with respect to 100 mass parts of pest control agents, the transfer to the fabric material of a pest control agent will not be prevented.

In this invention, a chemical | medical agent component can also contain a disinfectant, a fragrance | flavor, a coloring agent, etc. as components other than the above.
Examples of the bactericides include phenolic bactericides such as triclosan and isopropylmethylphenol; carbanide bactericides such as trichlorocarbanilide; pyridine bactericides such as zinc pyrithione; amine bactericides such as trialkyltriamine; Examples include imidazole fungicides such as conazole.
Examples of the fragrance include mint oil, peppermint oil, spearmint oil, rush, cypress, citronella, citral, citronellal, lemon, lemongrass, orange, eucalyptus, lavender and other natural fragrances; geraniol, citronellal, eugenol And artificial fragrances such as undecalactone, limonene and phenethyl alcohol; and blended fragrances obtained by adjusting these natural and artificial fragrances.
Examples of the colorant include carbon black (black), iron black, titanium white, antimony white, yellow lead, titanium yellow, petal, cadmium red, ultramarine, cobalt blue, and other inorganic pigments, quinacridone red, and isoindolinone yellow. , Organic pigments such as phthalocyanine blue, or dyes.

  There is no restriction | limiting in particular as a method to make a chemical | medical agent component adhere to a base material, For example, methods, such as spraying, application | coating, impregnation, dripping, immersion, gravure printing, inkjet printing, are mentioned. Specifically, a pesticide, a urethane resin, and optionally other optional components are dissolved or dispersed in a volatile solvent to prepare a drug solution, and the drug solution is treated on the substrate by the above method. can do. By preparing the drug component as a liquid, these adhesion methods can be easily applied by conventional methods.

As a printing method for attaching the drug component to the substrate by printing, for example, known methods such as gravure printing, screen printing, photolithography, gravure offset printing, flexographic printing, and ink jet printing can be applied. Moreover, when making a chemical | medical agent component adhere to a base material by an impregnation, it can process by making a base material contact a chemical | medical solution. When the drug component is adhered to the substrate by spraying, the drug solution can be filled in a pump-type sprayer or an aerosol-type sprayer, and the drug solution can be sprayed onto the substrate for processing.
Especially, it is preferable to process by printing at the point which can make a pest control agent and a urethane resin adhere uniformly to the base-material surface.

  After the chemical solution is adhered to the substrate, the pest control agent and the urethane resin can be adhered to the surface of the substrate by drying by air drying or the like and volatilizing the volatile solvent. Then, the pest control agent is more firmly attached to the substrate surface by the urethane resin.

  In the present invention, the volatile solvent is not particularly limited, for example, as long as it can dissolve or disperse the above components. For example, toluene, xylene, methyl alcohol, ethyl alcohol, isopropyl alcohol, hexane, acetone, methyl ethyl ketone, Examples include ethyl acetate and xylene.

The content of the pest control agent in the drug solution is not particularly limited, and may be appropriately set in consideration of the time until the solvent volatilizes and disappears, workability, and the like. It is preferable to make it contain in the range of -20 mass%, and 1-10 mass% is still more preferable. When the content of the pest control agent is within the above range, the pest control agent can be adhered to the surface of the substrate in the range of 0.001 to ² g / m ² with good workability.

  In addition, various powders such as inorganic powders such as silica, calcium silicate, and anhydrous silicic acid, and organic powders such as cellulose beads and powdered starch are used as the powder for retaining the pest control agent in the drug solution. Can also be used.

  In the embodiment illustrated in FIG. 1, the form in which the drug component is attached to both surfaces of the base material is illustrated, but the present invention is not limited to the above configuration. The drug component only needs to be attached to at least a part of the base material. When the base material is a sheet, it may be attached to only one surface of the base material.

<Fabric material>
In the embodiment shown in FIG. 1, the fabric material 5 arranged on one surface side of the pest control carrier 1 includes a cushion material 6 and a cover fabric 7 constituting the exterior of the insect-proof fabric product 10, and for pest control. The fabric material 5 disposed on the other surface side of the carrier 1 is composed of a cushion material 6. Thus, the form of the fabric material 5 is arbitrary, and can be configured to include both the cushion material 6 and the cover fabric 7 or to include only one of them. From the viewpoint that the pest control agent released from the pest control carrier 1 is likely to stay and the insect-proof fabric product 10 as a whole can exhibit the insect-control effect, it is preferable to include the cushion material 6.

(Cushion material)
In the embodiment of the present invention, the cushion material is used for adjusting the shape of the insect-proof fabric product and holding the insect-controlling agent transferred from the base material. A cushion material will not be specifically limited if it is a fabric which has air permeability, For example, various fabrics, such as a solid mesh, are mentioned.

  The thickness of the cushion material is not particularly limited as long as it is a thickness that can act on pests without blocking the effect of the pest control agent, and for example, 1 to 20 mm is preferable, and 1 to 5 mm is more preferable.

(Cover cloth)
The cover fabric is not particularly limited as long as it is a fabric that can form the exterior of the insect-proof fabric product. For example, a pattern, a character, etc. are drawn, and various fabrics, such as a woven fabric with a design property, a knitted fabric, a lace, a nonwoven fabric, are mentioned.

The basis weight of the cover cloth, in terms of pest control effect, may be selected to be no weighing to block the effect of the pest control agent, for example, preferably ^{50~1000g / m 2, 100~500g / m} 2 is Further preferred.

  The fabric material is provided so as to cover an area where the chemical components (pest control agent and urethane resin) of the base material are attached. By covering the chemical component of the pest control carrier with the fabric material, the pest control agent does not directly touch the human skin, and a sense of security can be given to the user.

  In the present invention, any material may be placed between the pest control carrier and the fabric material.

  The insect repellent fabric product configured as described above can be used to control pests by applying it to places where pests can propagate, such as using with bedding or installing in a drawer of chiffon. In addition, since the pest control agent does not come into direct contact with human skin, the user is not uncomfortable.

  EXAMPLES Hereinafter, although an Example and a comparative example demonstrate this invention further, this invention is not restrict | limited to the following example at all.

<Test Example 1>
Example 1
According to the formulation shown in Table 1, 10 mg of a drug solution was prepared by dissolving 10 mg of phenothrin and 45 mg of a urethane resin in acetone.

A polyester spunbonded nonwoven fabric (100% polyester) having a basis weight of 30 g / m ² is cut into a size of 10 cm × 10 cm, and the amount of phenothrin after drying is 0.2 g / m ^{2 in} total on both sides of the resin solution. It was applied so that the adhesion amount was 0.9 g / m ^{2 in} total on both sides. Subsequently, it was dried overnight at room temperature to evaporate the solvent.
A polyester cushion fabric (thickness 3 mm, 100% polyester) with a basis weight of 150 g / m ² is superimposed on both sides of the non-woven fabric to which phenothrin and resin are adhered, and further, a basis weight of 200 g is applied to one side of the polyester cushion fabric. A fabric sample was prepared by overlaying / m ² polyethylene / rayon surface fabrics and allowing to stand for 2 weeks.

(Comparative Examples 1-2)
According to the formulation shown in Table 1, the resin was changed to a cyclohexane formaldehyde resin or an acrylic resin to prepare a drug solution.
A fabric sample was prepared in the same manner as in Example 1 using the obtained drug solution.

(Control 1)
As Control Example 1, a fabric sample to which no drug component (phenothrin and resin) was attached was prepared. Specifically, a polyester spunbond nonwoven fabric (100% polyester) having a basis weight of 30 g / m ² was cut into a size of 10 cm × 10 cm, and a polyester cushion fabric having a basis weight of 150 g / m ² (thickness: 3 mm, polyester) 100%) and a polyethylene / rayon surface fabric having a basis weight of 200 g / m ² was superimposed on one surface of a polyester cushion fabric, and allowed to stand for 2 weeks to prepare a fabric sample.

(Test method)
The produced fabric sample was cut into a circle having a size of φ25 mm. As shown in FIG. 2, the fabric sample is placed in a plastic container (30 ml vial bottle lid, φ25 mm × height 15 mm) with the top open so that the top fabric is on the top. Test specimens 21 to 24 were prepared by placing 10 mg of mite attracting food 27 ("Organic Yeast Industry Co., Ltd." Cross feed MF for experimental animals "(trade name)).
As shown in FIG. 2, 2 g of the leopard mite medium 25 is placed in the center of a petri dish 20 having an inner diameter of 93 mm, and the test specimen 21 using the fabric sample of Example 1 and the fabric sample of Comparative Example 1 are used thereon. Test specimen 22, test specimen 23 using the fabric sample of Comparative Example 2, and test specimen 24 using the fabric sample of Control Example 1 were installed. In addition, the number of ticks of the leopard mite culture medium 25 is about 60,000.
The petri dish lid 20 on which the test samples 21 to 24 were placed was placed in a dark room set at 25 ° C. and left for 24 hours.

After the test, each fabric sample was collected, and the number of invading mites that reached the front fabric, the upper portion of the cushion fabric, the surface of the nonwoven fabric, the lower portion of the cushion fabric, and the inside of the plastic container was measured.
The test was performed 3 times, the average value was calculated | required, and the ratio (%) of the tick number with respect to the control example 1 was computed. The results are shown in Table 2.

  From the results in Table 2, it was found that in Example 1 using a urethane resin as the drug component, the number of mite intrusions was significantly reduced as compared with Comparative Examples 1 and 2 using other resins.

<Test Example 2>
(Reference Examples 1-3)
According to the formulation shown in Table 3, a drug solution was prepared. The drug solutions of Reference Examples 1 to 3 are equivalent to the drug solutions of Example 1 of Test Example 1 and Comparative Examples 1 and 2.

A polyester spunbonded nonwoven fabric (100% polyester) having a basis weight of 30 g / m ² is cut into a size of 10 cm × 10 cm, and the amount of phenothrin after drying is 0.2 g / m ^{2 in} total on both sides of the resin solution. Printing was performed so that the adhesion amount was 0.9 g / m ^{2 in} total on both sides. Subsequently, the fabric sample was produced by drying overnight at room temperature and volatilizing a solvent.

(Control 2)
As Control Example 2, a fabric sample to which no drug component (phenothrin and resin) was attached was prepared. Specifically, a fabric sample was prepared by cutting a polyester spunbond nonwoven fabric (100% polyester) having a basis weight of 30 g / m ² into a size of 10 cm × 10 cm.

(Test method)
The number of mite intrusions was measured in the same manner as in Test Example 1. The results are shown in Table 4.

  From the results of Table 4, it was found that when the pest control agent was exposed on the surface of the fabric sample, the same level of mites entered regardless of the type of resin.

  From the results of Test Example 1 and Test Example 2, in the pest control fabric product in which the pest control agent attached to the base material is covered with the fabric material, the pest control effect is adhered to the base material together with the urethane resin. Was found to be significantly higher.

<Test Example 3>
(Example 2, Comparative Example 3)
According to the formulation shown in Table 5, a drug solution was prepared. The drug solutions of Example 2 and Comparative Example 3 are equivalent to the drug solutions of Example 1 and Comparative Example 1 of Test Example 1.
A fabric sample was prepared in the same manner as in Example 1 using the obtained drug solution.

(Control 3)
As Control Example 3, a fabric sample similar to Control Example 1 of Test Example 1 was used.

(Test method)
The fabric sample thus prepared was tested in accordance with a method defined in JIS L1920: 2007 (Fiber product tickproof performance test method, glass tube A method).
As shown in FIG. 3, a glass tube 31 having a diameter of φ20 mm with both ends open was prepared, and an adhesive tape 33 was attached to one of the glass tubes 31 and closed. 10 mg of mite attractant bait 35 was placed in the glass tube 31 and uniformly adhered to the adhesive tape 33. Next, 0.025 g of mite measuring cotton 36 was packed from the end of the glass tube 31 to a thickness of about 5 ± 1 mm. Subsequently, the fabric sample 32 was cut to a diameter of 20 mm, and placed on the front side of the cotton 36 so that the surface fabric was positioned on the side of the mite measurement cotton 36.
The same operation was repeated to prepare three glass tube testers for each fabric sample.

The glass tube tester was placed in a sealed container adjusted to a humidity of 75% RH and left horizontally for 8 hours or more. Thereafter, an amount of the leopard mite medium 34 corresponding to 10,000 live mites is placed in a glass tube tester, and the insertion opening of the glass tube 31 is closed with a high-density fabric 37 and a rubber band 38 to obtain a glass tube sample. It was.
The glass tube specimen was placed in a sealed container adjusted to a humidity of 75% RH, placed horizontally in a dark room set at 25 ° C., and left for 48 hours.

After the test, the adhesive tape 33, the mite attracting bait 35, and the mite-measuring wad 36 were washed by spraying water, and the cleaning solution was suction filtered using a filter paper to collect mites, and the number of surviving mites was measured with a microscope. The repelling rate (%) was calculated by the following formula.
Repelling rate (%) = (number of surviving ticks in control example−number of surviving ticks in example (or comparative example)) / number of surviving ticks in control example × 100
The repelling rate was calculated as the sum of the results of three glass tube specimens. The results are shown in Table 6.

  From the results of Table 6, it was found that Example 2 using a urethane resin as a drug component was superior in repelling rate compared to Comparative Example 3 using other resins.

<Test Example 4>
(Examples 3 to 5)
According to the formulation shown in Table 7, a drug solution was prepared. The drug solutions of Examples 3 to 5 are equivalent to Example 1 of Test Example 1.
A fabric sample was prepared in the same manner as in Example 1 using the obtained drug solution. The non-woven fabric, cushion fabric and front fabric were integrated by sewing with a sewing machine.

(Control 4)
As Control Example 4, a fabric sample similar to Control Example 1 of Test Example 1 was used.

(Test method)
For the fabric samples prepared above, JIS-L-0217, No. The washing operation was performed in accordance with the 104 Act. The washing operation was performed 0 times (no washing test), 5 times, or 10 times using a net and a neutral detergent.
The fabric sample after the washing operation is tested in accordance with the method specified in JIS L1920: 2007 (a tickproof performance test method for textile products, glass tube A method) in the same manner as in Test Example 3, and the repelling rate is determined. Asked.
In this test, five glass tube specimens were prepared and the repelling rate was determined from the average value of the five glass tube specimens. The results are shown in Table 8.

  From the results of Table 8, the repellent rate is as high as 90% or more not only in Example 3 in which the washing operation was not performed but also in Example 5 in which the washing operation was performed 10 times, and the insect-proof fabric product of the present invention was good It was found to have a good washing resistance.

  Since the insect repellent fabric product of the present invention prevents direct contact between the pest control agent and human skin and is excellent in the durability and washing resistance of the drug, for example, a futon, a blanket, a pillow It is useful for beddings such as carpets, furniture such as carpets, carpets, sofas, stuffed animals, etc., and particularly useful for beddings, furniture, etc. where intrusion, establishment and proliferation of tick are concerned.

DESCRIPTION OF SYMBOLS 1 Pest control carrier 2 Base material 3 Pharmaceutical component 5 Fabric material 6 Cushion material 7 Cover fabric 10 Insect-proof fabric product 20 Petri dish 21-24 Test specimen 25 Scarlet mite medium 27 Tick attracting food 31 Glass tube 32 Fabric sample 33 Adhesive tape 34 Yake leopard medium 35 Mite attracting bait 36 Mite measurement cotton 37 High density fabric 38 Rubber band

Claims (2)

An insect repellent fabric product comprising a pest control carrier and a fabric material,
The pest control carrier comprises a base material, a pest control agent attached to at least a part of the base material and a urethane resin,
An insect repellent fabric product, wherein the fabric material is provided so as to cover a region where the insect pest control agent and the urethane resin are attached. The pest control agent is attached to the substrate in a range of 0.001 to ² g / m ² , and the urethane resin is attached in a range of 5 to 50000 parts by mass with respect to 100 parts by mass of the pest control agent. The insect-repellent fabric product according to claim 1.

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