JP2021046633A - Cold-proof clothing and biological information measurement clothing - Google Patents

Abstract

To provide cold-proof clothing excellent in air permeability and elastic property, and biological information measurement clothing.SOLUTION: There is provided cold-proof clothing comprising first fabric and second fabric which is overlapped with the first fabric, in which the first fabric includes spun yarn having a cotton count of 30 or more and 60 or less, and a wale density of 35/2.54 cm or more, and a course density of 55/2.54 cm or more, and the second fabric is double knit, a ratio of the wale density on the skin side surface of the second fabric relative to the wale density on the surface of the second fabric is 2 or more and 12 or less, and the skin side surface of the second fabric includes back yarn having a fineness of 30 dtex or more and 170 dtex or less, and the wale density is 35/2.54 cm or more and 60/2.54 cm or less, and the surface of the second fabric includes front yarn having a fineness 4 times or more and 15 times or less larger than the fineness of the back yarn.SELECTED DRAWING: None

Description

The present invention relates to winter clothing having excellent breathability and elasticity, and clothing for measuring biological information.

Conventionally, various kinds of winter clothes worn by humans and animals are known. For example, Patent Document 1 discloses a garment containing a batting made of a composite material in which a batting is arranged between an outer material and a lining. Further, Patent Document 1 describes that the elasticity can be improved by using a non-woven fabric containing spiral crimp fibers and hollow high crimp fibers as the batting.

Japanese Unexamined Patent Publication No. 2014-231660

As in Patent Document 1, if a batting is inserted between the outer material and the lining of clothes, the heat retention can be improved, but the multi-layered structure reduces the air permeability and makes it easier to get stuffy. there were. Further, by using a non-woven fabric containing spiral crimp fibers or hollow high crimp fibers as the batting as in Patent Document 1, the elasticity of the garment is improved to some extent, but the fibers are heat-pressed as in Patent Document 1. Since the non-woven fabric thus obtained has low elasticity from the beginning, further improvement in elasticity is required. The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a winter clothing having excellent breathability and elasticity. Still another object of the present invention is to provide clothing for measuring biological information having excellent breathability and elasticity.

The winter clothing according to the present invention that has been able to solve the above problems has the following configuration [1] or [2].
[1] A garment comprising a first knitted fabric and a second knitted fabric superimposed on the first knitted fabric, wherein the first knitted fabric has a cotton count of 30 or more and 60 or less. The second knitted fabric is a double knit and has a wales density of 35 (wales / 2.54 cm) or more and a course density of 55 (course / 2.54 cm) or more. The ratio of the wale density (wale / 2.54 cm) on the skin side surface of the second knitted fabric to the wale density (wale / 2.54 cm) on the surface of the second knitted fabric is 2 or more and 12 or less, and the above-mentioned first The skin side surface of the knitted fabric 2 contains a back yarn having a fineness of 30 dtex or more and 170 dtex or less, and has a wale density of 35 (wale / 2.54 cm) or more and 60 (wale / 2.54 cm) or less. The surface of the knitted fabric of No. 2 is a cold-weather garment characterized by containing a front yarn having a fineness of 4 times or more and 15 times or less the fineness of the back yarn.
[2] A garment comprising a first knitted fabric and a second knitted fabric superimposed on the first knitted fabric, wherein the first knitted fabric has a cotton count of 30 or more and 60 or less. The second knitted fabric is a double knit and has a wales density of 35 (wales / 2.54 cm) or more and a course density of 55 (course / 2.54 cm) or more. The ratio of the wale density (wale / 2.54 cm) on the surface of the second knitted fabric to the wale density (wale / 2.54 cm) on the skin side surface of the second knitted fabric is 2 or more and 12 or less, and the above-mentioned first The surface of the knitted fabric of No. 2 contains a surface yarn having a fineness of 30 dtex or more and 170 dtex or less, and has a wale density of 35 (wale / 2.54 cm) or more and 60 (wale / 2.54 cm) or less. The skin side surface of the knitted fabric contains a back yarn having a fineness of 4 times or more and 15 times or less the fineness of the front yarn.
According to the configuration of the above [1] or [2], it is possible to provide clothing for measuring biological information having excellent breathability and elasticity.

The winter clothing according to the present invention preferably contains any of the following configurations [3] to [10].
[3] The clothing for cold weather according to the above [1] or [2], which has an air permeability of 5 mL / cm ² / sec or more and 100 mL / cm ^{2 / sec or less.}
[4] The winter clothing according to any one of the above [1] to [3], wherein the heat retention property measured by the following measurement method is 40% or more and 80% or less.
[Measuring method]
A test piece of the above-mentioned winter clothing is placed on a hot plate set at 35 ° C. using a heat retention measuring device in a dry state, and 1 m / m / 1 m / relative to the above-mentioned test piece in an environment of 20 ° C. and 65% RH. After blowing air at a wind speed of 1 second for 10 minutes, blow air for another 1 minute, and measure the electric energy (W) in the 1 minute. Further, after blowing the test piece of the winter clothing on the hot plate set at 35 ° C. for 10 minutes at a wind speed of 1 m / sec to the hot plate in an environment of 20 ° C. and 65% RH. Then, blow air for another 1 minute, and measure the _{power consumption (W 0) in the 1 minute.} The heat retention (%) is calculated by applying the power consumption (W) and the power consumption (W _{0) to the following formula (1).}
Heat retention (%) = ((W ₀ ) -W) / (W ₀ ) x 100 ... (1)
[5] The tensile elongation is 30% or more and 110% or less under the conditions of a tensile speed of 0.2 mm / sec and a maximum load of 50 gf / cm in at least one of the warp direction and the weft direction of the first knitted fabric. The winter clothing according to any one of the above [1] to [4].
[6] The test piece of the winter clothing was placed at a distance of 1 cm on a hot plate set at 37 ° C. using a sweating simulation measuring device, and the test was performed in an environment of 10 ° C. and 50% RH. After blowing air at a wind speed of 1 m / sec for 15 minutes to one piece ^{, water was supplied under the condition of a water supply amount of 30 (g / m 2} hours) while blowing air for another 5 minutes, and the test piece and the above test piece in the 5 minutes were used. The winter clothing according to any one of the above [1] to [5], wherein the temperature of the space between the hot plate and the hot plate is 25.0 ° C. or higher.
[7] The winter clothing according to any one of [1] to [6] above, wherein the first knitted fabric contains antibacterial fibers in a content of 2% by mass or more and 100% by mass or less.
[8] The first knitted fabric has an antibacterial activity value (L) of 2.0 or more against Malassezia bacteria, which is obtained by the following formula (2) based on ISO 13629-2: 2014. The winter clothing according to any one of the above [1] to [7].
Antibacterial activity value (L) = (logC _{t- logC 0} )-(logT _t- logT ₀ ) ... (2)
[In the formula, logC _t is a 48-hour common logarithm of the number of viable bacteria in the symmetry cloth after culture. logC ₀ is the common logarithm of the viable cell count of the symmetric cloth immediately after inoculation. logT _t is the common logarithm of the viable cell count of the first knitted fabric after culturing for 48 hours. logT ₀ is the common logarithm of the viable cell count of the first knitted fabric immediately after inoculation. ]
[9] The winter clothing according to any one of the above [1] to [8], which is to be worn by an animal.
[10] The winter clothing according to any one of the above [1] to [9], which has a built-in heater.

Further, the present invention also includes the following [11] clothing for measuring biological information.
[11] A clothing for measuring biological information, which comprises the clothing for cold weather according to any one of the above [1] to [10] and an electrode for measuring biological information provided on the clothing for cold weather.

According to the present invention, it is possible to provide a winter clothing having excellent breathability and elasticity, and a clothing for measuring biological information according to the above configuration.

FIG. 1 is a diagram relating to measurement of temperature and humidity inside clothes using a sweat simulation device (skin model device). FIG. 2 is a photograph relating to the first knitted fabric of the first embodiment. FIG. 3 is a photograph relating to the second knitted fabric of the first embodiment. FIG. 4 is a photograph relating to the second knitted fabric of Example 4. FIG. 5 is an organizational diagram relating to the second knitted fabric of the first embodiment. FIG. 6 is an organizational diagram relating to the second knitted fabric of the fourth embodiment. FIG. 7 is an organizational diagram relating to the second knitted fabric of Comparative Example 2. FIG. 8 is a developed view of the skin side surface of the clothing for measuring biological information. FIG. 9 is a developed view of the surface of clothing for measuring biological information. FIG. 10 is a diagram of clothing for measuring biological information when worn by a dog.

The winter clothing according to the first embodiment of the present invention is a garment including a first knitted fabric and a second knitted fabric superimposed on the first knitted fabric, and is the first knitted fabric. The knitted fabric contains spun yarn having a cotton count of 30 or more and 60 or less, and has a wales density of 35 (wales / 2.54 cm) or more and a course density of 55 (course / 2.54 cm) or more. The second knitted fabric is a double knit, and has a wale density (wale / 2.54 cm) on the skin side surface of the second knitted fabric with respect to the wale density (wale / 2.54 cm) on the surface of the second knitted fabric. The ratio is 2 or more and 12 or less, and the skin side surface of the second knitted fabric contains a back yarn having a fineness of 30 dtex or more and 170 dtex or less, and a wales density of 35 (wales / 2.54 cm) or more and 60 (wales). Wale / 2.54 cm) or less, and the surface of the second knitted fabric contains a front yarn having a fineness of 4 times or more and 15 times or less the fineness of the back yarn.

Conventionally, it has been difficult to achieve both breathability and elasticity in winter clothing. Therefore, as a result of diligent studies by the present inventors, if the first knitted fabric and the second knitted fabric in which the cotton count, fineness, wale density, and course density of the fibers are controlled within the above ranges are superposed. , It has been found that the breathability and elasticity can be easily improved. Further, the second knitted fabric is a double knit, and the wale density ratio between the surface and the side surface of the skin and the fineness ratio between the front yarn and the back yarn are controlled within the above range, that is, the surface of the second knitted fabric is low. By making the skin side surface a high density surface and making the skin side surface a high density surface, it is possible to easily form an air layer on the surface side while improving the windproof property on the skin side surface side of the second knitted fabric, and as a result, heat retention. It was also found that the sex can be easily improved.

The winter clothing according to the second embodiment of the present invention is a garment including a first knitted fabric and a second knitted fabric superimposed on the first knitted fabric, and is the first knitted fabric. The knitted fabric contains spun yarn having a cotton count of 30 or more and 60 or less, and has a wales density of 35 (wales / 2.54 cm) or more and a course density of 55 (course / 2.54 cm) or more. The second knitted fabric is a double knit, and has a wale density (wale / 2.54 cm) on the surface of the second knitted fabric with respect to the wale density (wale / 2.54 cm) of the skin side surface of the second knitted fabric. The ratio is 2 or more and 12 or less, and the surface of the second knitted fabric contains a surface yarn having a fineness of 30 dtex or more and 170 dtex or less, and a wales density of 35 (wales / 2.54 cm) or more and 60 (wales). /2.54 cm) or less, and the skin side surface of the second knitted fabric contains a back yarn having a fineness of 4 times or more and 15 times or less the fineness of the front yarn.

The winter clothing according to the second embodiment of the present invention is obtained by reversing the front and back of the second knitted fabric of the winter clothing according to the first embodiment. That is, the winter clothing according to the second embodiment has a high-density surface as the surface of the second knitted fabric and a low-density surface as the skin side, and even in such a form, it has excellent breathability. , Elasticity and heat retention can be exhibited.

Hereinafter, each configuration will be described in the order of the winter clothing according to the first embodiment, the winter clothing according to the second embodiment, and the clothing for measuring biological information.

The first knitted fabric includes a weft knitted fabric or a warp knitted fabric. Of these, weft knitted fabric is preferable. The weft knitted fabric also includes a round knitted fabric.

Weft knitted fabric (round knitted fabric), for example, Tenjiku (flat), Bare Tenjiku, Welt Tenjiku, Milling (rubber), Pearl, Katabukuro, Smooth, Tuck, Float, Piece Examples include those having a knitting structure such as a hem knitting, a lace knitting, and a hair-covering knitting. Of these, the tenjiku knitting, the bare tenjiku knitting, the milling knitting, or the smooth knitting is preferable because at least one side of the knitted fabric has a flat structure and it is easy to realize a smooth touch. Further, the tenjiku knit or the bare tenjiku knit is a so-called single knit, and is more preferable because it is easy to improve the breathability.

As a warp knitted fabric, it has a knitting organization such as single denby, open denby, single atlas, double chord, half, half base, satin, tricot, half tricot, Russell, jacquard, etc. Things can be mentioned.

The wales density of the first knitted fabric is 35 (wales / 2.54 cm) or more. The higher the wale density, the higher the loop density, which makes it easier to improve the heat retention, and the finer the surface structure, which has less unevenness, makes it easier to feel smooth to the touch. Therefore, the wales density is preferably 40 wales / 2.54 cm or more, and more preferably 45 wales / 2.54 cm or more. On the other hand, by setting the wale density to 60 wale / 2.54 cm or less, it is possible to easily improve the air permeability. Therefore, the wales density is preferably 60 wales / 2.54 cm or less, more preferably 55 wales / 2.54 cm or less.

The first knitted fabric has a course density of 55 (course / 2.54 cm) or more. The higher the course density, the higher the loop density, which makes it easier to improve the heat retention property, and also makes it easier to obtain a surface structure that is dense and has few irregularities, so that the touch can be made smooth. Therefore, the course density is preferably 60 courses / 2.54 cm or more, and more preferably 65 courses / 2.54 cm or more. On the other hand, by setting the course density to 85 courses / 2.54 cm or less, it is possible to easily improve the air permeability. Therefore, the course density is preferably 85 courses / 2.54 cm or less, more preferably 80 courses / 2.54 cm or less, and even more preferably 75 courses / 2.54 cm or less.

The first knitted fabric contains spun yarn having a cotton count of 30 or more and 60 or less. The cotton count is specifically an English-style cotton count (s), and when the English-style cotton count is 30 or more, the flexibility of the first knitted fabric can be improved. Therefore, the English-style cotton count of the spun yarn is preferably 40 or more, more preferably 45 or more. On the other hand, when the English cotton count is 60 or less, the strength of the first knitted fabric can be easily improved. Therefore, the English-style cotton count of the spun yarn is preferably 55 or less. The English cotton count can be measured by the method described in Examples described later.

The first knitted fabric preferably contains the spun yarn in a content of 60% by mass or more, more preferably 80% by mass or more, and further preferably 90% by mass or more. On the other hand, the upper limit of the above content is not particularly limited, but may be, for example, 98% by mass or less, or 95% by mass or less.

The spun yarn preferably contains fibers having a single yarn fineness of 0.3 dtex or more and 1.1 dtex or less (hereinafter, may be simply referred to as ultrafine fibers). By including the ultrafine fibers in the spun yarn, it is possible to easily exert the effect of reducing the frictional force of the ultrafine fibers and improving the flexibility. Therefore, the content of the ultrafine fibers in 100 parts by mass of the spun yarn is preferably 40 parts by mass or more, more preferably 60 parts by mass or more, still more preferably 70 parts by mass or more, and even more preferably 85 parts by mass or more. On the other hand, the upper limit of the content of the ultrafine fibers in the spun yarn is not particularly limited, but may be, for example, 98 parts by mass or less, or 95 parts by mass or less.

As the ultrafine fibers, natural fibers, synthetic fibers, regenerated fibers, semi-synthetic fibers and the like can be used. Examples of natural fibers include cotton, linen, wool and silk. The natural fiber may be used as it is, but may be subjected to post-processing such as hydrophilic treatment or antifouling treatment. Examples of synthetic fibers include polyesters such as acrylic, polyethylene terephthalate, polyethylene naphthalate and polylactic acid, and polyamides such as nylon 6 and nylon 66. Examples of the recycled fiber include rayon, lyocell, cupra and the like. Examples of the semi-synthetic fiber include acetate and the like. Only one kind of these may be used, or two or more kinds thereof may be used. Among these, according to the combination of the synthetic fiber and the regenerated fiber or the semi-synthetic fiber, it is possible to easily obtain a soft and bulging texture, and further to improve the hygroscopicity. Therefore, a combination of synthetic fibers and regenerated fibers, or a combination of synthetic fibers and semi-synthetic fibers is preferable, and a combination of synthetic fibers and regenerated fibers is more preferable. The ultrafine fibers may be imparted with antibacterial properties, and may contain antibacterial fibers described later.

The spun yarn preferably contains antibacterial fibers described later. Since the spun yarn contains antibacterial fibers, the antibacterial properties can be easily maintained. Therefore, the content of the antibacterial fiber in 100 parts by mass of the spun yarn is preferably 3 parts by mass or more, more preferably 5 parts by mass or more. On the other hand, by reducing the content of the antibacterial fiber to some extent, it is possible to make it difficult to develop an allergic reaction to the antibacterial substance. Therefore, the content of the antibacterial fiber in 100 parts by mass of the spun yarn is preferably 80 parts by mass or less, more preferably 60 parts by mass or less, still more preferably 40 parts by mass or less, still more preferably 20 parts by mass or less, particularly. It is preferably 15 parts by mass or less.

The first knitted fabric preferably contains antibacterial fibers in a content of 2% by mass or more and 100% by mass or less. By containing 2% by mass or more of the antibacterial fiber, the antibacterial property is easily exhibited, and the onset of dermatitis can be easily prevented. Therefore, the content of the antibacterial fiber is more preferably 3% by mass or more, still more preferably 4% by mass or more. On the other hand, by reducing the content of the antibacterial fiber to some extent, it is possible to make it difficult to prevent the onset of an allergic reaction to the antibacterial substance. Therefore, the content of the antibacterial fiber is more preferably 80% by mass or less, further preferably 60% by mass or less, still more preferably 40% by mass or less, particularly preferably 20% by mass or less, and most preferably 15% by mass or less. ..

The antibacterial fiber preferably contains an antibacterial substance. As antibacterial fibers containing antibacterial substances, those in which an antibacterial substance is kneaded in a resin, those in which an antibacterial substance is introduced into a polymer constituting the fiber, and those in which the antibacterial substance is retained on the fiber surface. There is something that is. Of these, those in which an antibacterial substance is retained on the fiber surface are preferable because they tend to exhibit antibacterial properties. Examples of antibacterial substances include organic antibacterial substances such as quaternary ammonium salt compounds, triazole compounds, and imidazole compounds, precious metals such as silver, zinc, and copper and their metal salts, as well as silver ions and zinc ions. Examples thereof include inorganic antibacterial substances such as zeolite carrying metal ions such as copper ions. Only one kind of these may be used, or two or more kinds thereof may be used. Of these, precious metals are preferable because they have an excellent effect of suppressing bacterial growth, and silver, silver salts, and silver ions suppress the overgrowth of Malassezia bacteria that are resident on the skin of animals such as humans and dogs, and cause the onset of Malassezia dermatitis. It is more preferable because it is easy to prevent deterioration.

Commercially available fibers may be used as the antibacterial fibers. For example, as a method for retaining the noble metal in the fibers, JP-A-7-2431169, JP-A-9-13221 and the like can be referred to. In the antibacterial fibers obtained by these methods, the noble metal ions are firmly bonded to the fibers by ionic bonds, so that the antibacterial properties can be easily maintained even after repeated washing. Further, as a method for introducing a quaternary ammonium base into the polymer of the fiber, Japanese Patent Publication No. 58-10510 can be referred to.

As the material of the antibacterial fiber, the material of the above-mentioned ultrafine fiber can be referred to. Among them, synthetic fibers and regenerated fibers are preferable as the precious metal-containing fibers, synthetic fibers are more preferable, and acrylic fibers are even more preferable.

The single yarn fineness of the antibacterial fiber is preferably more than 1.1 dtex and 2.5 dtex or less. When it exceeds 1.1 dtex, the strength of the antibacterial fiber can be easily improved. The single yarn fineness of the antibacterial fiber is more preferably 1.2 dtex or more, still more preferably 1.3 dtex or more, and even more preferably 1.4 dtex or more. On the other hand, by setting the single yarn fineness of the antibacterial fiber to 2.5 dtex or less, the antibacterial property can be easily exhibited. The single yarn fineness of the antibacterial fiber is more preferably 2.2 dtex or less, still more preferably 2.0 dtex or more, still more preferably 1.8 dtex or more.

When the antibacterial fiber is a silver-containing fiber, the first knitted fabric preferably contains 2% by mass or more and 40% by mass or less of the silver-containing fiber. When the content of the silver-containing fiber is 2% by mass or more, it is possible to easily suppress the growth of bacteria such as Malassezia. The content of the silver-containing fiber is more preferably 3% by mass or more, still more preferably 4% by mass or more. On the other hand, by setting the content of the silver-containing fiber to 40% by mass or less, it is possible to make it difficult to develop an allergic reaction to silver. Therefore, the content of the silver-containing fiber is more preferably 30% by mass or less, further preferably 20% by mass or less, still more preferably 15% by mass or less, and particularly preferably 8% by mass or less.

The content of silver contained in the silver-containing fiber with respect to 100 parts by mass of the silver-containing fiber is preferably 0.01 part by mass or more and 10 parts by mass or less. When the silver content is 0.01 parts by mass or more, it is possible to easily suppress the growth of bacteria such as Malassezia. Therefore, it is more preferably 0.05 parts by mass or more, further preferably 0.10 parts by mass or more, and even more preferably 0.15 parts by mass or more. On the other hand, by setting the silver content to 10 parts by mass or less, it is possible to make it difficult to develop an allergic reaction to silver. Therefore, the silver content is more preferably 5 parts by mass or less, further preferably 1 part by mass or less, still more preferably 0.50 parts by mass or less, and particularly preferably 0.40 parts by mass or less.

The silver content in the antibacterial fiber is, for example, 0.1 gr antibacterial fiber wet-decomposed with 95% concentrated sulfuric acid and 62% concentrated nitric acid solution, and the obtained solution is manufactured by Nippon Jarrel Ash Co., Ltd. Atomic absorption can be measured and determined using an atomic absorption spectrometer AA855.

When the antibacterial fiber is a fiber containing a quaternary ammonium salt compound, the content of the quaternary ammonium salt compound contained in the fiber is 0.01 part by mass or more and 10 parts by mass with respect to 100 parts by mass of the fiber. The following is preferable. When the content of the quaternary ammonium salt compound is 0.01 parts by mass or more, it is possible to easily suppress the growth of bacteria such as Malassezia. Therefore, it is more preferably 0.05 parts by mass or more, further preferably 0.10 parts by mass or more, and even more preferably 0.15 parts by mass or more. On the other hand, by setting the content of the quaternary ammonium salt compound to 10 parts by mass or less, it is possible to make it difficult to develop an allergic reaction to the quaternary ammonium salt compound. Therefore, the content of the quaternary ammonium salt compound is more preferably 5 parts by mass or less, further preferably 3 parts by mass or less, and even more preferably 2 parts by mass or less.

The first knitted fabric preferably has an antibacterial activity value (L) of 2.0 or more against Malassezia bacteria, which is determined by the following formula (2) based on ISO 13629-2: 2014.
Antibacterial activity value (L) = (logC _{t- logC 0} )-(logT _t- logT ₀ ) ... (2)
[In the formula, logC _t is a 48-hour common logarithm of the number of viable bacteria in the symmetry cloth after culture. logC ₀ is the common logarithm of the viable cell count of the symmetric cloth immediately after inoculation. logT _t is the common logarithm of the viable cell count of the first knitted fabric after culturing for 48 hours. logT ₀ is the common logarithm of the viable cell count of the first knitted fabric immediately after inoculation. ]
When the antibacterial activity value (L) is 2.0 or more, it is possible to easily prevent the onset or deterioration of Malassezia dermatitis or the like. The antibacterial activity value (L) is more preferably 2.1 or more, still more preferably 2.2 or more, and even more preferably 2.3 or more. On the other hand, the upper limit of the antibacterial activity value (L) is not particularly limited, but may be, for example, 5.0 or less, or 4.0 or less. The antibacterial activity value (L) can be specifically measured by the method described in Examples described later.

The first knitted fabric preferably contains cellulosic fibers in an amount of 30% by mass or more and 95% by mass or less. By containing 30% by mass or more of cellulosic fibers, the hygroscopicity of the knitted fabric is improved, and it is possible to easily maintain the humidity in the garment appropriately. As a result, it is possible to easily suppress the feeling of stuffiness, stickiness, and the onset and exacerbation of dermatitis. The content of the cellulosic fiber is more preferably 35% by mass or more, still more preferably 40% by mass or more. On the other hand, by setting the content of the cellulosic fibers to 95% by mass or less, it is possible to easily prevent the occurrence of wrinkles and shrinkage of clothing. Therefore, the content of the cellulosic fiber is more preferably 85% by mass or less, further preferably 70% by mass or less, still more preferably 60% by mass or less, and particularly preferably 55% by mass or less.

Examples of the cellulosic fiber include natural cellulosic fibers such as cotton and hemp; regenerated cellulose fibers such as viscose rayon, polynosic, high wet modulus rayon, lyocell and cupra; and semi-synthetic cellulose fibers such as acetate. Only one kind of these may be used, or two or more kinds thereof may be used. Of these, regenerated cellulose fibers are preferable because they have hygroscopicity and can easily realize a silky texture and feel, and more preferably Polynosic (for example, Tough Cell (registered trademark) manufactured by Toyobo Co., Ltd.) and High Wet Modal. Rayon (for example, Modal (registered trademark) manufactured by Lenting Co., Ltd.) and the like.

The spun yarn is not limited to one type, and two or more types of spun yarn may be used in combination. For example, a combination of a first spun yarn containing antibacterial fibers and a second spun yarn not containing antibacterial fibers, or a first spun yarn containing antibacterial fibers and a second spinning yarn containing antibacterial fibers. The combination with the thread is preferable. Of these, the combination of the first spun yarn containing antibacterial fibers and the second spun yarn not containing antibacterial fibers can easily prevent the onset of an allergic reaction to an antibacterial substance while exhibiting antibacterial properties. , More preferred.

The second spun yarn preferably contains 70 parts by mass or more and 130 parts by mass or less, and more preferably 80 parts by mass or more and 120 parts by mass or less with respect to 100 parts by mass of the first spun yarn. , 90 parts by mass or more and 110 parts by mass or less are more preferable.

The first spun yarn preferably contains antibacterial fibers and cellulosic fibers. The water absorption and hygroscopicity of the cellulosic fiber makes it easier for water to exist around the antibacterial fiber to some extent, so that the antibacterial property of the antibacterial fiber is easily exhibited. In the first spun yarn, the cellulosic fiber is preferably contained in an amount of 70 parts by mass or more and 95 parts by mass or less, preferably 80 parts by mass or more and 90 parts by mass or less, based on 10 parts by mass of the antibacterial fiber. Is more preferable. On the other hand, the second spun yarn preferably contains 70 parts by mass or more of at least one selected from the group consisting of synthetic fibers and semi-synthetic fibers in 100 parts by mass of the second spun yarn. It is more preferably 80 parts by mass or more, further preferably 90 parts by mass or more, and most preferably 100 parts by mass.

In addition, a combination of a first spun yarn containing ultrafine fibers and a second spun yarn containing ultrafine fibers, or a combination of a first spun yarn containing ultrafine fibers and a second spun yarn not containing ultrafine fibers. Is preferable. Of these, the combination of the first spun yarn containing the ultrafine fibers and the second spun yarn containing the ultrafine fibers is more preferable because it is easy to improve the soft and bulging texture. In 100 parts by mass of the first spun yarn, the ultrafine fibers are preferably contained in an amount of 70 parts by mass or more and 95 parts by mass or less, and more preferably 80 parts by mass or more and 90 parts by mass or less. On the other hand, in 100 parts by mass of the second spun yarn, the ultrafine fibers are preferably contained in an amount of 70 parts by mass or more, more preferably 80 parts by mass or more, further preferably 90 parts by mass or more, and most preferably 100 parts by mass. ..

The first knitted fabric preferably contains 40% by mass or more of the first spun yarn and the second spun yarn. This makes it easier for the effects of the first spun yarn and the second spun yarn to be exhibited. It is more preferably 50% by mass or more, further preferably 60% by mass or more, and even more preferably 65% by mass or more. On the other hand, the upper limit is not particularly limited, but may be, for example, 95% by mass or less, 80% by mass or less, or 70% by mass or less.

The first knitted fabric preferably contains 2% by mass or more and 20% by mass or less of elastic yarn. When the content of the elastic yarn with respect to 100% by mass of the first knitted fabric is 2% by mass or more, the elongation rate can be improved and the pressure applied when wearing the garment can be easily reduced. The content of the elastic yarn is more preferably 4% by mass or more, still more preferably 5% by mass or more. On the other hand, by setting the content of the elastic yarn to 20% by mass or less, knitting can be facilitated and productivity is improved. Further, the fit can be improved and the dimensional change can be made less likely to occur. The content of the elastic yarn is more preferably 15% by mass or less, still more preferably 10% by mass or less.

The elastic thread is a thread having rubber-like elasticity. As the elastic thread, either monofilament or multifilament can be used. Specific examples of the elastic yarn include polyurethane elastic yarn, polyester elastic yarn, polyolefin elastic yarn, natural rubber yarn, synthetic rubber yarn, and yarn made of elastic composite fiber. The elastic thread may be only one type or two or more types. Of these, polyurethane elastic yarn is preferable because it is excellent in elasticity, heat setting property, chemical resistance and the like. As the polyurethane elastic yarn, for example, a fusion type polyurethane elastic yarn, a fusion type polyurethane elastic yarn, or the like can be used.

The basis weight of the first knitted fabric ^{is preferably 100 g / m 2} or more and 250 g / m ² or less. When the basis weight is 100 g / m ² or more, the strength is likely to be improved. Therefore, the basis weight of the first knitted fabric is more preferably 120 g / m ² or more, and further preferably 140 g / m ² or more. On the other hand, when the basis weight of the first knitted fabric is 250 g / m ² or less, the weight of the knitted fabric can be reduced and the air permeability can be easily improved. Therefore, the basis weight of the first knitted fabric is more preferably 240 g / m ² or less, still more preferably 220 g / m ² or less, and even more preferably 180 g / m ² or less. The basis weight of the knitted fabric can be measured by the method described in Examples described later.

The thickness of the first knitted fabric is preferably 0.50 mm or more and 1.20 mm or less. When it is 0.50 mm or more, the heat retention property is likely to be improved. Therefore, the thickness of the first knitted fabric is more preferably 0.60 mm or more, still more preferably 0.70 mm or more. On the other hand, when the thickness of the first knitted fabric is 1.20 mm or less, the weight of the knitted fabric can be reduced and the air permeability can be easily improved. Therefore, the thickness of the first knitted fabric is more preferably 1.00 mm or less, still more preferably 0.90 mm or less. The thickness of the knitted fabric can be measured by the method described in Examples described later.

The tensile elongation is 30% or more and 110% or less under the conditions of a tensile speed of 0.2 mm / sec and a maximum load of 50 gf / cm in at least one of the warp direction and the weft direction of the first knitted fabric. preferable. When the tensile elongation is 30% or more, the garment can easily follow the movement of the body, and the feeling of crampedness due to the knitted fabric not being stretched can be easily prevented. Further, it is possible to make it easier to put on and take off clothes. The tensile elongation is more preferably 40% or more, still more preferably 50% or more. On the other hand, when the tensile elongation is 110% or less, it is possible to easily prevent the clothes from coming off. The tensile elongation is more preferably 80% or less, still more preferably 70% or less, and even more preferably 60% or less. The tensile elongation can be measured by the method described in Examples described later.

The first knitted fabric preferably has an air permeability of 10 mL / cm ² / sec or more and 120 mL / cm ² / sec or less. The air permeability is more preferably 30 mL / cm ² / sec or more, still more preferably 40 mL / cm ² / sec or more, and even more preferably 50 mL / cm ² / sec or more. On the other hand, when the air permeability is 120 mL / cm ² / sec or less, the heat retention can be easily improved. Therefore, the air permeability is more preferably 100 mL / cm ² / sec or less, still ^{more preferably 90 mL / cm 2} / sec or less, and even more preferably 80 mL / cm ² / sec or less. The air permeability can be measured by the method described in Examples described later.

The heat retention of the first knitted fabric is preferably 5% or more and 40% or less. It is more preferably 10% or more, still more preferably 15% or more. On the other hand, when the heat retention property is 40% or less, it is possible to easily prevent sweating due to excessive heat. Therefore, the heat retention is more preferably 30% or less, still more preferably 25% or less. The heat retention can be measured by the method described in Examples described later.

The second knitted fabric is a double knit. The double knit has at least two layers of knitted fabric structure knitted using a knitting machine with a double needle floor. As the second knitted fabric, by making a difference in the needle density between each needle bed in the double needle bed, the wale density on the surface and the wale density on the side surface of the skin are changed to form a structure having a wale density difference on both sides. There are things to prepare. As the structure, a half gauge knit or a quarter gauge knit is preferable because the heat retention is easily improved, and a quarter gauge knit is more preferable. Further, the needles on the side having the lower density may be pulled out at a ratio of one needle or one needle per two needles. As a result, the difference in wale density on both sides can be further increased. Half-gauge knitting is obtained by a method of knitting with the needle density of the needle bed on one side as 1/2 of the needle density on the other side. In this method, it is preferable to make the needle on the surface (low density surface) side thicker according to the yarn to be knitted. Quarter gauge knitting is obtained by a method of knitting by changing the thickness of the needles of the double-sided knitting machine so that the needle density of one surface is 1/4 of the needle density of the other surface. The second knitted fabric may be a double-sided knitted fabric without needles. Needle pulling double-sided knitting is obtained by pulling out the needle on one side without changing the thickness of the needle and knitting the needle density on one side to 1/2 or 1/4 of the needle density on the other side. Be done.

In half gauge knitting and quarter gauge knitting, the thickness of the tips of the needles on the skin side (high density surface) side and the needles on the surface (low density surface) side is made thick according to the needle density, so that the knitted fabric It is possible to increase the swelling of the body and improve the heat retention. For example, when the needle density is 8 G (8 needles / 2.54 cm), the thickness of the needle tip is preferably 0.6 to 1.0 mm, more preferably 0.7 to 0.9 mm. When the needle density is 22 G, the thickness of the needle tip is preferably 0.3 to 0.7 mm, more preferably 0.4 to 0.6 mm. When the needle density is 32 G, the thickness of the needle tip is preferably 0.2 to 0.6 mm, more preferably 0.3 to 0.5 mm. When the needle density is 46 G, the thickness of the needle tip is preferably 0.1 to 0.4 mm, more preferably 0.2 to 0.3 mm. By satisfying the preferable lower limit, it becomes easy to impart sufficient bulge and thickness to the knitting loop on the surface (low density surface) side. By satisfying the preferable upper limit, it is possible to easily improve the knitting property.

Specific examples of the knitting structure of the half gauge knitting and the quarter gauge knitting include a reversible knit, a cardboard knit, and a double ridge knitting in which the surface and the skin side are knitted with different threads. Since such a structure has a thick surface having a low density (low density surface), it is possible to remarkably improve the heat retention property by containing a large amount of air.

When the second knitted fabric has two layers, in a reversible knit or the like, the surface (low density surface) side may be a structure containing a tack and / or a knit loop formed of threads on the skin side surface (high density surface). preferable. In the case of a three-layer structure in which the skin side surface (high density surface) side and the surface (low density surface) side are connected by a connecting thread, both sides of the skin side surface (high density surface) side and the surface (low density surface) side are It is preferable that the structure is connected by the tack and / or knit loop of the connecting thread. In this case, the fineness of the connecting yarn is preferably 30 dtex or more and 220 dtex or less. When it is 30 dtex or more, the knitted fabric strength is likely to be improved, and when it is 220 dtex or less, the knitting property is easily improved. It is more preferably 33 dtex or more, still more preferably 35 dtex or more, and even more preferably 40 dtex or more. On the other hand, the upper limit is more preferably 200 dtex or less, still more preferably 180 dtex or less.

The ratio of the wale density (wale / 2.54 cm) on the surface of the second knitted fabric to the wale density (wale / 2.54 cm) on the skin side surface of the second knitted fabric is 2 or more and 12 or less. When the ratio is 2 or more, it is possible to easily form an air layer having heat insulating properties on the surface side while improving the windproof property on the skin side surface side of the second knitted fabric, and the heat retention property is improved. It can be made easier. Therefore, the ratio is preferably 4 or more, more preferably 5 or more, and further preferably 6 or more. On the other hand, by setting the ratio to 12 or less, it is possible to easily hold the air layer formed on the surface side, and it is possible to easily improve the heat retention property by the heat insulating action of the air layer. It is preferably 11 or less, and more preferably 10 or less.

The skin side surface (high density surface) of the second knitted fabric has a wales density of 35 (wales / 2.54 cm) or more and 60 (wales / 2.54 cm) or less. When the wales density is 35 (wales / 2.54 cm) or more, it is possible to easily improve the windproof property on the side surface of the skin. Therefore, the wales density is preferably 40 (wales / 2.54 cm) or more, and more preferably 42 (wales / 2.54 cm) or more. On the other hand, when the wales density is 60 (wales / 2.54 cm) or less, the air permeability can be easily improved. Therefore, the wales density is preferably 55 (wales / 2.54 cm) or less, more preferably 50 (wales / 2.54 cm) or less.

The ratio of the course density (course / 2.54 cm) on the skin side surface of the second knitted fabric to the course density (course / 2.54 cm) on the surface of the second knitted fabric is preferably 2 or more and 10 or less. When the ratio is 2 or more, it is possible to easily form an air layer having heat insulating properties on the surface side while improving the windproof property on the skin side surface side of the second knitted fabric, and the heat retention property is improved. It can be made easier. Therefore, the ratio is more preferably 3 or more, still more preferably 4 or more. On the other hand, by setting the ratio to 10 or less, it is possible to easily hold the air layer formed on the surface side, and it is possible to easily improve the heat retention property by the heat insulating action of the air layer. Therefore, the ratio is more preferably 9 or less.

The skin side surface (high density surface) of the second knitted fabric preferably has a course density of 35 (course / 2.54 cm) or more and 70 (course / 2.54 cm) or less. When the course density is 35 (course / 2.54 cm) or more, it is possible to easily improve the windproof property on the side surface of the skin. Therefore, the course density is more preferably 38 (course / 2.54 cm) or more, and even more preferably 40 (course / 2.54 cm) or more. On the other hand, when the course density is 70 (course / 2.54 cm) or less, the air permeability can be easily improved. Therefore, the course density is more preferably 68 (course / 2.54 cm) or less, still more preferably 65 (course / 2.54 cm) or less.

The skin side surface of the second knitted fabric contains a back yarn having a fineness of 30 dtex or more and 170 dtex or less. When the fineness of the back yarn is 170 dtex or less, it is possible to easily improve the windproof property on the side surface of the skin. Therefore, the fineness of the back yarn is preferably 150 dtex or less, more preferably 130 dtex or less, and further preferably 120 dtex or less. On the other hand, when the fineness of the yarn is 30 dtex or more, the strength of the back yarn can be easily improved. Therefore, the fineness of the back yarn is preferably 35 dtex or more, more preferably 40 dtex or more, and further preferably 45 dtex or more.

The yarn (back yarn) used for the skin side (high density) surface is preferably false twisted yarn. According to the false twisted yarn, the knitted fabric can be easily made flexible. The method of false twisting is not particularly limited. For example, it may be a pin type in which the raw yarn is wound around a rotor made of sapphire glass and false twisted, or the raw yarn is brought into contact with a friction disc made of polyurethane or ceramic. It may be a friction type that is falsely twisted. The mixing ratio of the false twisted yarn on the skin side surface (high density surface) is preferably 50% by mass or more and 100% by mass or less. When it is contained in an amount of 50% by mass or more, the gap between the knitting loops is reduced and the air permeability is likely to be lowered. It is more preferably 70% by mass or more, and further preferably 80% by mass or more.

Examples of the material of the false twisted yarn include thermoplastic synthetic fibers, polyester fibers capable of improving dimensional stability are preferable, and polyethylene terephthalate fibers are more preferable.

Further, as fibers that may be included in addition to the false twisted yarn, natural fibers, synthetic fibers, regenerated fibers, semi-synthetic fibers and the like can be used. Examples of natural fibers include cotton, linen, wool and silk. The natural fiber may be used as it is, but may be subjected to post-processing such as hydrophilic treatment or antifouling treatment. Examples of synthetic fibers include polyesters such as acrylic, polyethylene terephthalate, polyethylene naphthalate and polylactic acid, and polyamides such as nylon 6 and nylon 66. Examples of the recycled fiber include rayon, lyocell, cupra and the like. Examples of the semi-synthetic fiber include acetate and the like. Only one kind of these may be used, or two or more kinds thereof may be used.

The surface (low density surface) of the second knitted fabric contains a front yarn having a fineness of 4 times or more and 15 times or less the fineness of the back yarn. The front yarn is a yarn that constitutes the surface (low density surface), and the back yarn is a yarn that constitutes the skin side surface (high density surface). When the fineness of the front yarn is four times or more the fineness of the back yarn, the air layer is easily held on the surface side. Therefore, the fineness of the front yarn is preferably 5 times or more, more preferably 6 times or more, still more preferably 7 times or more the fineness of the back yarn. On the other hand, when the fineness of the front yarn is 15 times or less the fineness of the back yarn, an air layer is likely to be formed on the surface side. Therefore, the fineness of the front yarn is preferably 11 times or less, more preferably 10 times or less, still more preferably 9 times or less the fineness of the back yarn.

As the surface yarn (low density surface), false twisted yarn is preferable. According to the false twisted yarn, the knitted fabric can be easily made flexible. The method of false twisting is not particularly limited. For example, it may be a pin type in which the raw yarn is wound around a rotor made of sapphire glass and false twisted, or the raw yarn is brought into contact with a friction disc made of polyurethane or ceramic. It may be a friction type that is falsely twisted.

Examples of the material of the false twisted yarn include thermoplastic synthetic fibers, polyester fibers capable of improving dimensional stability are preferable, and polyethylene terephthalate fibers are more preferable.

Further, as fibers that may be included in addition to the false twisted yarn, natural fibers, synthetic fibers, regenerated fibers, semi-synthetic fibers and the like can be used. Examples of natural fibers include cotton, linen, wool and silk. The natural fiber may be used as it is, but may be subjected to post-processing such as hydrophilic treatment or antifouling treatment. Examples of synthetic fibers include polyesters such as acrylic, polyethylene terephthalate, polyethylene naphthalate and polylactic acid, and polyamides such as nylon 6 and nylon 66. Examples of the recycled fiber include rayon, lyocell, cupra and the like. Examples of the semi-synthetic fiber include acetate and the like. Only one kind of these may be used, or two or more kinds thereof may be used.

The second knitted fabric may contain threads other than the front and back threads. The second knitted fabric preferably contains the front yarn and the back yarn in a content of 80% by mass or more, more preferably 90% by mass or more, and further preferably 95% by mass or more.

The basis weight of the second knitted fabric ^{is preferably 100 g / m 2} or more and 400 g / m ² or less. When the basis weight of the second knitted fabric is 100 g / m ² or more, the strength of the knitted fabric is likely to be improved. Therefore, the basis weight is more preferably 150 g / m ² or more, and further preferably 200 g / m ² or more. On the other hand, when the basis weight of the second knitted fabric is 400 g / m ² or less, the weight of the knitted fabric can be reduced and the air permeability can be easily improved. Therefore, the basis weight of the second knitted fabric is more preferably 370 g / m ² or less, and further preferably 350 g / m ² or less. The basis weight of the knitted fabric can be measured by the method described in Examples described later.

The basis weight of the second knitted fabric is preferably 1.1 times or more and 5.0 times or less the basis weight of the first knitted fabric. This makes it easier to improve the balance between breathability, elasticity, and heat retention. It is more preferably 1.2 times or more and 3.5 times or less, and further preferably 1.3 times or more and 3.0 times or less.

The thickness of the second knitted fabric is preferably 0.50 mm or more and 5.00 mm or less. When it is 0.50 mm or more, the heat retention property is likely to be improved. Therefore, the thickness of the second knitted fabric is more preferably 1.00 mm or more, still more preferably 1.50 mm or more. On the other hand, when the thickness of the second knitted fabric is 5.00 mm or less, the weight of the knitted fabric can be reduced and the air permeability can be easily improved. Therefore, the thickness of the second knitted fabric is more preferably 4.00 mm or less, still more preferably 3.00 mm or less. The thickness of the knitted fabric can be measured by the method described in Examples described later.

The tensile elongation is 10% or more and 50% or less under the conditions of a tensile speed of 0.2 mm / sec and a maximum load of 50 gf / cm in at least one of the warp direction and the weft direction of the second knitted fabric. preferable. When the tensile elongation is 10% or more, the garment can easily follow the movement of the body, and the feeling of crampedness due to the knitted fabric not being stretched can be easily prevented. Further, it is possible to make it easier to put on and take off clothes. The tensile elongation is more preferably 15% or more, still more preferably 20% or more. On the other hand, when the tensile elongation is 50% or less, it is possible to easily prevent the clothes from coming off. The tensile elongation is more preferably 40% or less, still more preferably 30% or less. The tensile elongation can be measured by the method described in Examples described later.

The second knitted fabric preferably has an air permeability of 50 mL / cm ² / sec or more and 250 mL / cm ² / sec or less. The air permeability is more preferably 60 mL / cm ² / sec or more, still more preferably 70 mL / cm ² / sec or more. On the other hand, when the air permeability is 250 mL / cm ² / sec or less, the heat retention can be easily improved. Therefore air permeability is more preferably 230 mL / cm ² / sec, more preferably not more than 220 mL / cm ² / sec. The air permeability can be measured by the method described in Examples described later.

The second knitted fabric preferably has a heat retention of 20% or more and 60% or less. It is more preferably 25% or more, still more preferably 30% or more. On the other hand, when the heat retention property is 60% or less, it is possible to easily prevent sweating due to excessive heat. Therefore, the heat retention is more preferably 50% or less, still more preferably 45% or less. The heat retention can be measured by the method described in Examples described later.

The winter clothing includes the above-mentioned first knitted fabric and a second knitted fabric superimposed on the first knitted fabric. The above-mentioned superposition may mean that the first knitted fabric and the second knitted fabric are simply superposed to form a product, or the first knitted fabric and the second knitted fabric may be laminated and then quilted or bonded by adhesion or the like. Further, another fabric or the like may be contained between the second knitted fabric and the first knitted fabric, but the second knitting is directly on the back surface (sinker loop surface) of the first knitted fabric. It is preferable that they are overlapped so that the sides of the skin of the ground are in contact with each other. This makes it easier to improve breathability and elasticity. Further, the winter clothing according to the embodiment of the present invention has excellent heat retention without inserting a batting between the first knitted fabric and the second knitted fabric, and therefore has a high density required to prevent the batting from being ejected. There is no need to use textiles. By omitting the batting and the high-density woven fabric in this way and forming the winter clothing with the knitted fabric, it is possible to easily exhibit excellent elasticity.

The air permeability of the winter clothing is ^{preferably 5 mL / cm 2} / sec or more and 100 mL / cm ² / sec or less. The air permeability is more preferably 10 mL / cm ² / sec or more, still more preferably 15 mL / cm ² / sec or more. On the other hand, when the air permeability is 100 mL / cm ² / sec or less, the heat retention can be easily improved. Therefore, the air permeability is more preferably 90 mL / cm ² / sec or less, ^{still more preferably 80 mL / cm 2} / sec or less, and even more preferably 70 mL / cm ² / sec or less. The winter clothing according to the embodiment of the present invention is further knitted while maintaining wind resistance by knitting one surface of the first knitted fabric and the second knitted fabric at a high density. Since the other surface of the ground is knitted at a low density, the air permeability and heat retention can be enhanced, and as a result, the cold protection can be easily improved.

The warmth of the winter clothing is preferably 40% or more and 80% or less as measured by the following measuring method. It is more preferably 45% or more, still more preferably 50% or more. On the other hand, when the heat retention property is 80% or less, it is possible to easily prevent sweating due to excessive heat. Therefore, the heat retention is more preferably 70% or less, still more preferably 65% or less. In the winter clothing according to the embodiment of the present invention, the first knitted fabric and the second knitted fabric are knitted with high density and have many gaps between threads on the low density surface of the second knitted fabric. By blocking the flow of air on both sides, it is possible to increase dead air (gap with little air movement) that enhances heat retention, making it easier to dramatically improve heat retention. it can.
[Measuring method]
A test piece of winter clothing was placed on a hot plate set at 35 ° C using a heat retention measuring device in a dry state, and in an environment of 20 ° C and 65% RH, 1 m / sec with respect to the test piece. After blowing air at the wind speed for 10 minutes, blow air for another 1 minute, and measure the power consumption (W) in the 1 minute. In addition, after blowing air to the hot plate at a wind speed of 1 m / sec for 10 minutes in an environment of 20 ° C and 65% RH without placing a test piece of winter clothing on the hot plate set at 35 ° C. Blow air for 1 minute and measure the _{power consumption (W 0) in the 1 minute.} The heat retention (%) is calculated by applying the power consumption (W) and the power consumption (W _{0) to the following formula (1).}
Heat retention (%) = ((W ₀ ) -W) / (W ₀ ) x 100 ... (1)

For winter clothing, test pieces of winter clothing were placed at a distance of 1 cm on a hot plate set at 37 ° C using a sweating simulation measuring device, and tested in an environment of 10 ° C and 50% RH. After blowing air at a wind speed of 1 m / sec for 15 minutes to one piece ^{, water is supplied under the condition of water supply amount of 30 (g / m 2} hours) while blowing air for another 5 minutes, and the test piece and heat in the 5 minutes. The temperature of the space between the board and the clothes (the temperature inside the clothes) is preferably 25.0 ° C. or higher. More preferably, it is 25.5 ° C. or higher. On the other hand, when the temperature inside the clothes is 35 ° C. or lower, it is possible to easily prevent sweating due to excessive heat. Therefore, the temperature inside the clothes is preferably 35 ° C. or lower, more preferably 30 ° C. or lower, and even more preferably 28 ° C. or lower. The humidity inside the clothes is preferably 23% RH or more and 35% RH or less, and more preferably 25% RH or more and 30% RH or less.

The winter clothing preferably has a tensile elongation of 10% or more and 110% or less under the conditions of a tensile speed of 0.2 mm / sec and a maximum load of 50 gf / cm in at least one direction. When the tensile elongation is 10% or more, the garment can easily follow the movement of the body, and the feeling of crampedness due to the fabric not stretching can be easily prevented. Further, it is possible to make it easier to put on and take off clothes. The tensile elongation is more preferably 12% or more, still more preferably 15% or more. On the other hand, when the tensile elongation is 110% or less, it is possible to easily prevent the clothes from coming off. The tensile elongation is more preferably 70% or less, still more preferably 50% or less, and even more preferably 30% or less. The tensile elongation can be measured by the method described in Examples described later.

The winter clothing may be worn by a person or may be worn by an animal.

When the clothing for cold weather is human clothing, it preferably covers at least a part of the foot, hands, abdomen, chest, neck, face, and head, and at least one of the chest and abdomen. It is more preferable that the portion is covered. Specific examples of winter clothing include outerwear, innerwear, sportswear, nightwear, work clothes, socks, gloves, hats, mufflers, and the like.

When the cold protection clothing is animal clothing, for example, pet clothing such as dogs and cats; livestock clothing such as horses, cows and sheep; pet animal clothing such as reptiles and amphibians; wild animal clothing. Can be done. Of these, pet clothing is preferred, and dog clothing is more preferred. The form thereof is not particularly limited, and for example, it preferably covers at least a part of the chest, abdomen, front legs, hind legs, neck, and face of the animal, and of the chest and abdomen. It is more preferable that it covers at least a part.

It is preferable that the winter clothing has a built-in heater. As the heater, it can be used in combination with a built-in battery and a resistance heating type heater that generates heat when energized. As the resistance heat generation type heater that generates heat when energized, a conductive sheet containing carbon or the like, a printed cured product of a paste containing carbon or the like, or the like can be used.

For example, by having livestock wear winter clothing equipped with a heater, it becomes easier to graze in cold regions. In addition, if the pet is made to wear winter clothing equipped with a heater, it is possible to exercise outdoors such as a walk even on a low temperature day, so that it is possible to eliminate the lack of exercise in winter.

In the winter clothing according to the second embodiment of the present invention, as described above, the front and back of the second knitted fabric of the winter clothing according to the first embodiment are reversed, and the second knitted fabric is the first. It is superimposed on the knitted fabric of. That is, the winter clothing according to the second embodiment has a high-density surface as the surface of the second knitted fabric and a low-density surface as the skin side, and even in such a form, it has excellent breathability. , Elasticity and heat retention can be exhibited.

For the first knitted fabric of the winter clothing according to the second embodiment, the description of the first knitted fabric of the winter clothing according to the first embodiment can be referred to.

The second knitted fabric of the winter clothing according to the second embodiment is a double knit, and the surface of the second knitted fabric with respect to the wale density (wales / 2.54 cm) of the skin side surface of the second knitted fabric. The ratio of the wales density (wales / 2.54 cm) is 2 or more and 12 or less, the surface of the second knitted fabric contains the surface yarn having a fineness of 30 dtex or more and 170 dtex or less, and the wales density is 35 (wales / wales /). It is 2.54 cm) or more and 60 (wale / 2.54 cm) or less, and the skin side surface of the second knitted fabric contains a back yarn having a fineness of 4 times or more and 15 times or less the fineness of the front yarn.

The ratio of the wale density (wale / 2.54 cm) on the surface of the second knitted fabric to the wale density (wale / 2.54 cm) on the skin side surface of the second knitted fabric is 2 or more and 12 or less. When the ratio is 2 or more, it is possible to easily form an air layer having heat insulating properties on the side surface side of the skin while improving the wind resistance on the surface side of the second knitted fabric, and the heat retention is improved. It can be made easier. Therefore, the ratio is preferably 4 or more, more preferably 5 or more, and further preferably 6 or more. On the other hand, by setting the ratio to 12 or less, it is possible to easily hold the air layer formed on the side surface side of the skin, and it is possible to easily improve the heat retention property by the heat insulating action of the air layer. It is preferably 11 or less, and more preferably 10 or less.

The surface of the second knitted fabric has a wales density of 35 (wales / 2.54 cm) or more and 60 (wales / 2.54 cm) or less. When the wales density is 35 (wales / 2.54 cm) or more, the wind resistance of the surface can be easily improved. Therefore, the wales density is preferably 40 (wales / 2.54 cm) or more, and more preferably 42 (wales / 2.54 cm) or more. On the other hand, when the wales density is 60 (wales / 2.54 cm) or less, the air permeability can be easily improved. Therefore, the wales density is preferably 55 (wales / 2.54 cm) or less, more preferably 50 (wales / 2.54 cm) or less.

The surface of the second knitted fabric contains a surface yarn having a fineness of 30 dtex or more and 170 dtex or less. When the fineness of the front yarn is 170 dtex or less, the windproof property on the surface side can be easily improved. Therefore, the fineness of the front yarn is preferably 150 dtex or less, more preferably 130 dtex or less, and further preferably 120 dtex or less. On the other hand, when the fineness of the front yarn is 30 dtex or more, the strength of the front yarn can be easily improved. Therefore, the fineness of the front yarn is preferably 70 dtex or more, more preferably 80 dtex or more, and further preferably 90 dtex or more.

The skin side surface of the second knitted fabric includes a back yarn having a fineness of 4 times or more and 15 times or less the fineness of the front yarn. When the fineness of the back yarn is four times or more the fineness of the front yarn, the air layer is easily held on the side surface side of the skin. Therefore, the fineness of the back yarn is preferably 5 times or more, more preferably 6 times or more, still more preferably 7 times or more the fineness of the front yarn. On the other hand, when the fineness of the back yarn is 15 times or less the fineness of the front yarn, an air layer is likely to be formed on the side surface side of the skin. Therefore, the fineness of the back yarn is preferably 11 times or less, more preferably 10 times or less, still more preferably 9 times or less the fineness of the front yarn.

For other configurations of the winter clothing according to the second embodiment, the description of the winter clothing according to the first embodiment can be referred to. However, the configuration relating to the skin side surface of the second knitted fabric according to the second embodiment shall refer to the description on the surface of the second knitted fabric according to the first embodiment. Further, the configuration relating to the surface of the second knitted fabric according to the second embodiment shall refer to the description of the skin side surface of the second knitted fabric according to the first embodiment. Further, the configuration of the front yarn according to the second embodiment shall refer to the description of the back yarn of the second knitted fabric according to the first embodiment. Further, the configuration of the back yarn according to the second embodiment shall refer to the description of the front yarn of the second knitted fabric according to the first embodiment.

The present invention also includes a clothing for measuring biological information including the clothing for cold protection and an electrode for measuring biological information provided on the clothing for cold protection.

Examples of the electrode for measuring biological information include a fabric electrode containing conductive fibers, a stretchable electrode formed of a stretchable conductor composition containing conductive particles and a flexible resin as main components, and the like.

The clothing for measuring biological information may be provided with wiring, a connector such as a snap fastener, an electronic unit, an electronic unit that can be attached and detached via the connector, and the like, if necessary, in addition to the electrode for measuring biological information. For example, by providing two or more electrodes for measuring biological information on the skin side surface of winter clothing, it is possible to measure electrocardiographic potential, myoelectric potential, and the like. It is also possible to measure the pulse, respiration, exercise state, etc. by providing non-contact electrodes on the skin side surface or surface of the clothing for measuring biological information and measuring the impedance change of the body.

Hereinafter, the present invention will be described in more detail with reference to Examples, but the present invention is not limited to the following Examples, and it is possible to carry out the present invention with modifications to the extent that it can be adapted to the gist of the above and the following. Yes, they are all within the technical scope of the invention.

English cotton count: The apparent cotton count (English cotton count) of the spun yarn was measured based on JIS L 1095 (2010) 9.4.2.

Fineness: The single yarn fineness is obtained by measuring the positive amount fineness based on the JIS L 1013 (2010) 8.3.1 A method to obtain the total fineness, and dividing it by the number of single fibers to obtain the single yarn fineness. It was.

Wale density and course density: The wale density and course density of the knitted fabric were measured based on the measurement method of JIS L1096 (2010) 8.6.2. In the single knitted fabric of the first fabric (knitted fabric), the knit loop surface was measured.

Warp density and weft density: The warp density and weft density of the woven fabric were measured based on the measurement method of JIS L1096 (2010) 8.6.1.

Metsuke: The basis weight of the dough was measured based on the "mass per unit area in the standard state" specified in JIS L 1096 (2010) 8.3.2.

Thickness: The thickness of the dough was measured based on the JIS L 1096 (2010) 8.4 A method.

Air permeability: The air permeability was measured based on JIS L1096 (2010) 8.26 (Frazier method).

Antibacterial property evaluation: Using the first fabrics obtained in the following Examples and Comparative Examples, ISO 13629-2: 2014 Textiles-Determination of antibacterial activity of textile products-part2: Plate counter1.1 .2 An antibacterial test was performed according to the Absorption method. Malassezia pachydermatis NBRC 10064 was used as the test strain. Immediately after inoculating the test bacteria and after culturing at 30 ° C. for 48 hours, the viable cell count per 1 mL of the washout solution was determined, and the average value of each was applied to the following formula (2) to determine the antibacterial activity value.
Antibacterial activity value (L) = (logC _{t- logC 0} )-(logT _t- logT ₀ ) ... (2)
[In the formula, logC _t is a 48-hour common logarithm of the number of viable bacteria in the symmetry cloth after culture. logC ₀ is the common logarithm of the viable cell count of the symmetric cloth immediately after inoculation. logT _t is the common logarithm of the viable cell count of the first dough after culturing for 48 hours. logT ₀ is the common logarithm of the viable cell count of the first dough immediately after inoculation. ]

Elasticity evaluation: Test pieces having a length of 15 cm and a width of 15 cm were collected from the first cloth, the second cloth, and the winter clothes obtained in the following Examples and Comparative Examples, respectively. Next, using a tensile shear tester (KES-FB1-A) manufactured by Kato Tech, the tensile elongation under the conditions of a tensile speed of 0.2 mm / s in the course direction or the weft direction and a maximum load of 50 gf / cm ( EMT) was measured. Specifically, when the length of the test piece when the maximum load is applied is B and the length of the original test piece is A ((BA) / A) × 100, the tensile elongation ( %), And the elasticity was evaluated.

Heat retention evaluation: The heat retention (%) was calculated by the dry contact method using KES-F7 Thermolab II manufactured by Katou Tech Co., Ltd., which is a heat retention measuring device, and the heat retention was evaluated. Specifically, a 20 cm × 20 cm test piece cut out from winter clothes was placed on a hot plate set at 35 ° C. using KES-F7 Thermolab II manufactured by Kato Tech Co., Ltd., and at 20 ° C., 65% RH. In this environment, the test piece was blown at a wind speed of 1 m / sec for 10 minutes, and then blown for another 1 minute, and the electric energy (W) in the 1 minute was measured. Further, after blowing air to the hot plate at a wind speed of 1 m / sec for 10 minutes in an environment of 20 ° C. and 65% RH without placing a test piece of winter clothes on the hot plate set at 35 ° C. The air was blown for 1 minute, and the power consumption (W ₀ ) in the 1 minute was measured. The heat retention (%) was calculated by applying the power consumption (W) and the power consumption (W _{0) to the following formula (1).} Further, the heat retention (%) was calculated in the same manner for the first dough and the second dough.
Heat retention (%) = ((W ₀ ) -W) / (W ₀ ) x 100 ... (1)

Temperature and humidity inside clothes: As an index of warmth felt when wearing clothes, the temperature inside clothes and the humidity inside clothes are calculated by a model evaluation method considering the practical environment of wearing clothes in a temperature-controlled room. It was measured. Specifically, using the sweating simulation measuring device manufactured by Toyo Boseki Co., Ltd. shown in FIG. 1, a sample frame 3 having a height of 1 cm is arranged on a heat plate 2 set at 37 ° C. to cover the sample frame 3. The test piece 5 cut out from the cold protection clothing is placed on the sample frame 3 and a distance of 1 cm is provided between the test piece 5 and the heat plate 2 in an environment of 10 ° C. and 50% RH. After blowing air at a wind speed of 1 m / sec for 15 minutes to the test piece 5 ^{, water vapor 4 was supplied under the condition of a water supply amount of 30 (g / m 2} hours) while blowing air for another 5 minutes, and the test was performed in the 5 minutes. The temperature and humidity of the space between the piece 5 and the heat plate 2 were measured by the temperature / humidity sensor 1 and used as the temperature and humidity inside the clothes.

Example 1
The first dough was obtained by the following method. First, an agreezer (single yarn fineness 1.5 dtex, fiber length 38 mm) manufactured by Toyobo STC Co., Ltd., which is a silver-containing acrylic fiber containing 0.2% by mass of silver, and a micromodal manufactured by Modal Lenting Co., Ltd., which is a cellulosic fiber. (Single yarn fineness 1.0 dtex, fiber length 38 mm) was mixed with cotton to finally obtain crude yarn as a card sliver and a sliver. A ring spinning machine was used to obtain a first spun yarn having a twist coefficient of 3.5 (twisting number: 25 times / 2.54 cm) and an English cotton count of 50 s / 1. Similarly, a crude yarn is produced using an acrylic fiber UF type (single yarn fineness 0.5 dtex, fiber length 32 mm) manufactured by Japan Exlan Co., Ltd., and spun to produce an English-style cotton count of 50 s / 1. Two spun yarns were obtained. Using the obtained first spun yarn, second spun yarn, and Mobilon (fineness 22dtex) manufactured by Nisshinbo Textile Co., Ltd., which is a fused polyurethane fiber as a filament yarn, 28 gauge with an active yarn feeder manufactured by Fukuhara Seiki. Using a single circular knitting machine (needle density 28 / 2.54 cm), bare spinning knitting was performed under the condition of a draft rate of 3.0 times. The obtained raw machine was subjected to conventional refining bleaching and dyeing with a reactive dye, and then subjected to hydrophilic treatment to obtain a first dough (knitted fabric). FIG. 2 shows an enlarged photograph of the first fabric (knitted fabric). The above operation was performed so that the content of each fiber was the content (mass%) shown in Table 2 with respect to 100% by mass of the dough.

Next, a second dough (knitted fabric) was obtained by the following method. First, as a yarn for forming a surface (low density surface), a semi-drawn yarn of polyethylene terephthalate long fiber is drawn and simultaneously false-twisted with a pin false twisting machine (LS-6) manufactured by Mitsubishi Heavy Industries under the condition of 2 heaters to 450dtex. A false twisted yarn of 144 filaments (f) was obtained. Further, two false twists were aligned and used for knitting as 900 dtex. On the other hand, as a yarn for forming the skin side surface (high density), a 2-heater false twisted yarn of 110 dtex (T) and 36 filaments (f) was prepared using the same pin false twisting machine. Next, using the obtained front and back threads, the needle bed density of the cylinder needle is 8 gauge as the surface (low density surface), and the needle bed density of the dial needle is 32 gauge as the skin side surface (high density surface). A double-sided knitting machine with a quarter gauge of .54 cm) was used. On the cylinder side, the needle is further pulled out one by one, and as an apparent 4 gauge, a spatula needle with a needle tip hook portion thickness of 0.80 mm is used, and the dial needle has a needle tip hook portion thickness of 0.37 mm. Bella needle was used. Further, a corrugated cardboard knit was knitted with the structure of the organizational chart shown in FIG. 5 using a 2-heater pin false twist yarn of 84 dtex36 filament (f) as a connecting yarn. The obtained knit raw machine was subjected to conventional relaxation, presetting, and dyeing with a disperse dye, and then subjected to hydrophilic treatment and antistatic treatment to obtain a second fabric (knitted fabric). FIG. 3 shows an enlarged photograph of the second fabric (knitted fabric).

Next, the skin side surface (high density surface) of the second fabric was superposed on the back surface (sinker loop surface) of the first fabric, and cut, sewn, etc. to obtain a winter clothing.

Example 2
As the first dough, the same dough as the first dough (knitted fabric) obtained in Example 1 was used. Further, as the second fabric, the same fabric as the second fabric (knitted fabric) obtained in Example 1 is used, and the front and back sides of the second fabric are reversed, and the skin side surface (low density surface) of the second fabric is used. Was superposed on the back surface (sinker loop surface) of the first fabric, and cold protection clothes were obtained in the same manner as in Example 1. Example 2 corresponds to the winter clothing according to the second embodiment described above.

Example 3
Regarding the first dough, the first spun yarn and the second spun yarn of Example 1 are made thicker from 50th to 30th without changing the raw material mixing ratio of the fibers, and the needle density of the knitting machine is changed from 28 gauge. A first dough (knitted fabric) was obtained in the same manner as in Example 1 except that the gauge was 22 gauge. Table 2 shows the contents of each material of the finished first spun yarn and the second spun yarn. Further, as the second fabric, the same fabric as the second fabric (knitted fabric) obtained in Example 1 was used, and winter clothes were obtained in the same manner as in Example 1.

Example 4
As the first dough, the same dough as the first dough (knitted fabric) obtained in Example 1 was used. The second fabric is a 32-gauge double-sided knitted cylinder side needle, leaving only one needle for every four, and pulling out three needles to make an apparent quarter gauge, and the cylinder and dial needles are the needle tip hooks. A second dough (knitted fabric) was obtained in the same manner as in Example 1 except that the knitted fabric had the structure of the structure shown in FIG. 6 using a spatula needle having a thickness of 0.37 mm. FIG. 4 shows an enlarged photograph of the second fabric (knitted fabric). Further, winter clothes were obtained in the same manner as in Example 1.

Example 5
As the first dough, the first spun yarn was formed only with micromodal, which is a cellulose-based fiber, as the material of the first spun yarn in Example 1, and the acrylic fiber as the material of the second spun yarn, Nippon Exlan Kogyo Co., Ltd. Examples except that K822 type (single yarn fineness 1.0 dtex, fiber length 38 mm) was used, and an operon (fineness 22 dtex) manufactured by Toray Operontex Co., Ltd., which is a polyurethane fiber, was used as the filament yarn. The knitted fabric was finished in the same manner as in 1. Further, this knitted fabric was subjected to antibacterial treatment with a silicone-based quaternary ammonium salt by a padding method. Specifically, an antibacterial agent (AEM5700 manufactured by Microvan Co., Ltd.) is applied with a prescription solution and a squeezing ratio adjusted to 2% owf (drug adhesion rate to fiber weight), and then dried at 150 ° C. The heat treatment was carried out for a minute to obtain a first dough (knitted fabric). Further, as the second dough, the same second dough (knitted fabric) as in Example 1 was used. Further, winter clothes were obtained in the same manner as in Example 1.

Comparative Example 1
The first dough was obtained by the following method. First, taffeta weaving was performed using raw polyester yarn (Namaito) of 50 dtex and 36 filaments (f). Next, the obtained raw machine was subjected to conventional refining bleaching and dyeing with a disperse dye, and then subjected to hydrophilic treatment to obtain a first dough having a warp density of 130 lines / 2.54 cm and a weft density of 110 pieces / 2.54 cm. Got As the second fabric, the same second fabric (knitted fabric) as in Example 1 was used, and winter clothes were obtained in the same manner as in Example 1.

Comparative Example 2
As the first dough, the same first dough (knitted fabric) as in Example 1 was used. Next, a second dough was obtained by the following method. First, the same 110 dtex, 36 filament (f) false twisted yarn as in Example 1 was used as the yarn for forming both the cylinder side and the dial side. Next, a mock rody was knitted with the structure of the organizational chart shown in FIG. 7 using a double-sided knitting machine having a needle bed density of 28 gauge on both the cylinder side and the dial side. The obtained knit raw machine was subjected to conventional relaxation, presetting, and dyeing with a disperse dye, and then subjected to hydrophilic treatment and antistatic treatment to obtain a second fabric (knitted fabric). Further, winter clothes were obtained in the same manner as in Example 1.

Comparative Example 3
The first dough was obtained by the following method. First, a tenjiku knitting was performed using a spun yarn made of cotton having an English-style cotton count of 50 s / 1. The obtained raw machine was subjected to conventional refining bleaching and dyeing with a reactive dye, and then subjected to hydrophilic treatment to obtain a first dough (knitted fabric). As the second fabric, the same second fabric (knitted fabric) as in Example 1 was used, and winter clothes were obtained in the same manner as in Example 1.

Comparative Example 4
As the first dough, the same first dough as in Comparative Example 1 was used. Further, as the second fabric, 33 dtex, 24-filament (f) polyester raw yarn (Namaito) was used, and ripstop weaving was performed. Next, the obtained raw machine was subjected to conventional refining bleaching and dyeing with a reactive dye, and then subjected to hydrophilic treatment to obtain a second dough. Further, a batting made of 1.5 dtex polyester single fiber was inserted between the first cloth and the second cloth to obtain winter clothes in the same manner as in Example 1.

The winter clothing of Examples 1, 3 to 5 according to the first embodiment obtained as described above, the winter clothing of Example 2 according to the second embodiment, and the winter clothing of Comparative Examples 1 to 4 Various evaluations were performed using each of the clothes. Tables 1 to 3 show the physical characteristics and evaluation results of these winter clothes.

Example 6
The first fabric (knitted fabric) and the second fabric (knitted fabric) obtained in Example 1 are sewn and cut to further produce a garment body 800 for dogs as shown in FIGS. 8 and 9. did. Further, the electrode 201, the wiring portion 202, the snap button 500 as a connector, the hook-and-loop fastener 700, and the electronic unit 900 which is a removable electronic device were attached to the garment body 800 to prepare a garment for measuring biological information. FIG. 8 is a developed view of the skin side surface (surface in contact with the living body) of the clothing for measuring biological information, and FIG. 9 is a developed view of the surface (surface not in contact with the living body) of the clothing for measuring biological information. The electrode 201 was coated with a singa gel manufactured by Parker Laboratories, which is an electrode gel. Further, WHS-1 manufactured by Union Tool Co., Ltd. was used as the electronic unit 900. Next, as shown in FIG. 10, the obtained clothing for measuring biological information was worn by a Chihuahua (female, 3 years old), and electrocardiography was measured in daily life. As a result, it was possible to perform stable electrocardiographic measurement over a long period of time. Even if the electrocardiographic measurement was continued for another month, stable measurement results were obtained during that period.

1 Temperature / humidity sensor 2 Heat plate 3 Sample frame 4 Water vapor 5 Test piece 201 Electrode 202 Wiring part 500 Snap button 700 Hook-and-loop fastener 800 Clothes body 900 Electronic unit (detachable electronic device)

Claims (11)

A garment comprising a first knitted fabric and a second knitted fabric superimposed on the first knitted fabric.
The first knitted fabric contains spun yarn having a cotton count of 30 or more and 60 or less, and has a wales density of 35 (wales / 2.54 cm) or more and a course density of 55 (course / 2.54 cm) or more. Yes,
The second knitted fabric is a double knit and has a wale density (wale / 2.54 cm) on the skin side surface of the second knitted fabric with respect to the wale density (wale / 2.54 cm) on the surface of the second knitted fabric. ) Is 2 or more and 12 or less.
The skin side surface of the second knitted fabric contains a back yarn having a fineness of 30 dtex or more and 170 dtex or less, and has a wale density of 35 (wale / 2.54 cm) or more and 60 (wale / 2.54 cm) or less.
A winter clothing characterized in that the surface of the second knitted fabric contains a front yarn having a fineness of 4 times or more and 15 times or less the fineness of the back yarn. A garment comprising a first knitted fabric and a second knitted fabric superimposed on the first knitted fabric.
The first knitted fabric contains spun yarn having a cotton count of 30 or more and 60 or less, and has a wales density of 35 (wales / 2.54 cm) or more and a course density of 55 (course / 2.54 cm) or more. Yes,
The second knitted fabric is a double knit, and the wale density (wale / 2.54 cm) on the surface of the second knitted fabric is relative to the wale density (wale / 2.54 cm) on the skin side surface of the second knitted fabric. ) Is 2 or more and 12 or less.
The surface of the second knitted fabric contains a surface yarn having a fineness of 30 dtex or more and 170 dtex or less, and has a wale density of 35 (wale / 2.54 cm) or more and 60 (wale / 2.54 cm) or less.
A winter clothing characterized in that the skin side surface of the second knitted fabric contains a back yarn having a fineness of 4 times or more and 15 times or less the fineness of the front yarn. The winter clothing according to claim 1 or 2, wherein the air permeability is 5 mL / cm ² / sec or more and 100 mL / cm ^{2 / sec or less.} The winter clothing according to any one of claims 1 to 3, wherein the heat retention property measured by the following measurement method is 40% or more and 80% or less.
[Measuring method]
A test piece of the winter clothing is placed on a hot plate set at 35 ° C. using a heat retention measuring device in a dry state, and 1 m / m / 1 m / relative to the test piece in an environment of 20 ° C. and 65% RH. After blowing air at a wind speed of 1 second for 10 minutes, blow air for another 1 minute, and measure the electric energy (W) in the 1 minute. Further, after blowing the test piece of the winter clothing on the hot plate set at 35 ° C. for 10 minutes at a wind speed of 1 m / sec to the hot plate in an environment of 20 ° C. and 65% RH. Then, blow air for another 1 minute, and measure the _{power consumption (W 0) in the 1 minute.} The heat retention (%) is calculated by applying the power consumption (W) and the power consumption (W _{0) to the following formula (1).}
Heat retention (%) = ((W ₀ ) -W) / (W ₀ ) x 100 ... (1) Claims that the tensile elongation is 30% or more and 110% or less under the conditions of a tensile speed of 0.2 mm / sec and a maximum load of 50 gf / cm in at least one of the warp direction and the weft direction of the first knitted fabric. Item 8. The winter clothing according to any one of Items 1 to 4. A test piece of the winter clothing was placed at a distance of 1 cm on a hot plate set at 37 ° C. using a sweating simulation measuring device, and the test piece was subjected to an environment of 10 ° C. and 50% RH. After blowing air at a wind speed of 1 m / sec for 15 minutes, water was supplied under the condition of a water ^{supply amount of 30 (g / m 2 hours) while blowing air for another 5 minutes.} The winter clothing according to any one of claims 1 to 5, wherein the temperature of the space between the two is 25.0 ° C. or higher. The winter clothing according to any one of claims 1 to 6, wherein the first knitted fabric contains antibacterial fibers in a content of 2% by mass or more and 100% by mass or less. Claim that the first knitted fabric has an antibacterial activity value (L) of 2.0 or more against Malassezia bacteria, which is obtained by the following formula (2) based on ISO 13629-2: 2014. The winter clothing according to any one of 1 to 7.
Antibacterial activity value (L) = (logC _{t- logC 0} )-(logT _t- logT ₀ ) ... (2)
[In the formula, logC _t is a 48-hour common logarithm of the number of viable bacteria in the symmetry cloth after culture. logC ₀ is the common logarithm of the viable cell count of the symmetric cloth immediately after inoculation. logT _t is the common logarithm of the viable cell count of the first knitted fabric after culturing for 48 hours. logT ₀ is the common logarithm of the viable cell count of the first knitted fabric immediately after inoculation. ] The winter clothing according to any one of claims 1 to 8, which is intended to be worn by an animal. The winter clothing according to any one of claims 1 to 9, which has a built-in heater. A clothing for measuring biological information, which comprises the clothing for cold protection according to any one of claims 1 to 10 and an electrode for measuring biological information provided on the clothing for cold protection.

Images