WO2017175706A1 - Vêtement - Google Patents

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Publication number
WO2017175706A1
WO2017175706A1 PCT/JP2017/013915 JP2017013915W WO2017175706A1 WO 2017175706 A1 WO2017175706 A1 WO 2017175706A1 JP 2017013915 W JP2017013915 W JP 2017013915W WO 2017175706 A1 WO2017175706 A1 WO 2017175706A1
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WO
WIPO (PCT)
Prior art keywords
adhesive
fabric
joint
heat
piece
Prior art date
Application number
PCT/JP2017/013915
Other languages
English (en)
Japanese (ja)
Inventor
宏樹 野村
鈴木　慎吾
Original Assignee
グンゼ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by グンゼ株式会社 filed Critical グンゼ株式会社
Priority to CN201780021817.9A priority Critical patent/CN108882766A/zh
Publication of WO2017175706A1 publication Critical patent/WO2017175706A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D27/00—Details of garments or of their making
    • A41D27/10—Sleeves; Armholes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/10—Adhesives in the form of films or foils without carriers
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41H—APPLIANCES OR METHODS FOR MAKING CLOTHES, e.g. FOR DRESS-MAKING OR FOR TAILORING, NOT OTHERWISE PROVIDED FOR
    • A41H43/00—Other methods, machines or appliances
    • A41H43/04—Joining garment parts or blanks by gluing or welding ; Gluing presses
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
    • C09J175/04—Polyurethanes
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
    • D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
    • D04B1/18—Other fabrics or articles characterised primarily by the use of particular thread materials elastic threads
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B21/00—Warp knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
    • D04B21/14—Fabrics characterised by the incorporation by knitting, in one or more thread, fleece, or fabric layers, of reinforcing, binding, or decorative threads; Fabrics incorporating small auxiliary elements, e.g. for decorative purposes
    • D04B21/18—Fabrics characterised by the incorporation by knitting, in one or more thread, fleece, or fabric layers, of reinforcing, binding, or decorative threads; Fabrics incorporating small auxiliary elements, e.g. for decorative purposes incorporating elastic threads
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M17/00—Producing multi-layer textile fabrics
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M17/00—Producing multi-layer textile fabrics
    • D06M17/04—Producing multi-layer textile fabrics by applying synthetic resins as adhesives

Definitions

  • the present invention relates to a garment in which a plurality of fabric pieces are joined with an adhesive.
  • clothing is configured to have a three-dimensional structure along the body by joining together a plurality of fabric pieces cut along a predetermined reference pattern.
  • a sewing process using a sewing machine is employed to join such fabric pieces.
  • edge processing and joining processing of the fabric pieces adopting the sewing processing have caused a bad touch such as sluggishness because the sewing site becomes thick. Further, there has been a demand for a joining process that is simpler than the time-consuming sewing process and that can reduce the manufacturing cost.
  • Patent Document 1 the end of the front body and the end of the back body are overlapped for the purpose of providing a short that can be manufactured easily by finishing the joint part thinly and eliminating the sewing part.
  • Shorts have been proposed in which the portion is bonded with a thermoplastic resin film, and a backing cloth is bonded to the crotch portion with a thermoplastic resin film.
  • a hot-melt adhesive having elasticity such as thermoplastic polyurethane is used.
  • Patent Document 2 has good stretch recovery after wearing for a long time, the adhesion site is difficult to peel off even after washing, and the edge portion and bonding portion that are adhesive portions are not hard even in a low temperature environment
  • the bonding portion is an edge portion of the garment and / or a component bonding portion for forming a garment by bonding a plurality of fabric components, the bonding portion being a fabric It has a resin infiltrated part in which a thermoplastic polyurethane resin permeates, and a resin layer formed by a thermoplastic polyurethane resin on the surface of the fabric in contact with the resin infiltrated part.
  • a garment having a ratio to the part thickness of 0.1 to 1.5 has been proposed.
  • a garment having a resin infiltrating part and an adhesive part in which a resin layer is formed on the surface of the fabric as described in Patent Document 2 has sufficient adhesive strength, and has a certain degree of stretch recovery characteristics. Although it is obtained, there is a clear difference in stretchability between the bonded portion and the surrounding fabric piece, which has a problem that it greatly affects the comfort such as the touch.
  • an object of the present invention is to provide a garment that keeps the stretchability of the fabric at and near the joint and has good comfort such as touch.
  • the first characteristic configuration of the garment according to the present invention is that, as described in claim 1 of the claims, a joint portion in which a plurality of fabric pieces are joined with an adhesive is provided.
  • an adhesive layer in which an osmotic layer in which an adhesive permeates into each fabric piece is in close contact is formed without forming an adhesive single layer at the joint.
  • an adhesive layer in which the adhesive penetrates into each piece of fabric forms an adhesive layer that is intimately joined at the joint.
  • the stretchability of the fabric is not governed by the stretch properties of the adhesive, but is mainly governed by the stitches and weave properties of each fabric.
  • the second feature configuration is the ratio of the maximum thickness of the adhesive layer to the fabric average thickness of the two fabric pieces of the joint, in addition to the first feature configuration described above, as described in claim 2. Is 0.3 to 0.8.
  • the thickness ratio is in the above-mentioned range, while maintaining the original good touch of the fabric piece, substantially the same stretch performance can be obtained at the joint and its peripheral region, and a good touch garment can be realized, It becomes possible to provide a garment with sufficient adhesive strength.
  • the thickness ratio is smaller than 0.3, the adhesive strength is weak, and it is not desirable because it is impossible to realize clothing that can secure sufficient adhesive strength. If the thickness ratio is greater than 0.8, the fabric piece cannot maintain its original feel, and the stretchability of the joint is inferior to the stretchability of the surrounding area, making it impossible to realize clothing with a good feel. Not desirable.
  • the third feature configuration is a joint portion with respect to the area of the overlapping portion of each fabric piece that envelops the outer edge of the joint portion.
  • the area ratio is 0.4 to 0.8.
  • the area ratio is in the above range, substantially the same stretch performance and stretch recovery characteristics can be obtained at the joint and its peripheral region, and a garment with a good touch can be realized.
  • the area ratio is smaller than 0.4, the adhesive strength is weak, and it is not desirable because clothing that can secure sufficient adhesive strength cannot be realized. If the area ratio is greater than 0.8, the stretchability and stretch recovery characteristics of the joint are inferior to the stretchability and stretch recovery characteristics of the surrounding area, and it is not desirable because a garment with a good touch cannot be realized.
  • the adhesive is disposed between the cloth pieces and is heat-treated. It is a tape-like hot-melt adhesive in which the fabric pieces are bonded together.
  • the adhesive is a molten or softened resin applied to a piece of fabric. Is a hot melt adhesive that is bonded by heat treatment.
  • a melted or softened resin is applied to one piece of cloth, and the other piece of cloth is superposed on the other and then heat-treated. it can.
  • An adhesive pattern having a high degree of freedom is obtained in that the amount of resin applied and the application pattern can be adjusted.
  • the sixth feature configuration is the fabric piece in which a heat-deformable elastic yarn is knitted, in addition to the fifth feature configuration described above, and the heat-deformable elastic yarn
  • a hot melt adhesive mainly composed of at least one selected from a polymer, a prepolymer and an oligomer having a softening temperature or a melting temperature lower than the heat distortion temperature of the material is applied to the piece of fabric, and the joint is formed by heat treatment It is in the point.
  • An adhesive mainly composed of at least one selected from polymers, prepolymers and oligomers having a softening temperature or melting temperature lower than the heat deformation temperature of the heat deformation elastic yarn is applied to the bonding portion of the fabric piece and heat-treated. Then, at least selected from polymers, prepolymers and oligomers having a softening temperature or melting temperature lower than the heat distortion temperature of the heat deformation elastic yarn without affecting the heat deformation elastic yarn knitted into the fabric piece by heat.
  • the adhesive mainly composed of one kind melts and infiltrates between the fibers constituting the fabric, so that both fabrics are bonded.
  • the heat-deformable elastic yarn is a polyurethane having a softening temperature of 140 ° C. to 185 ° C.
  • the main component of the agent is at least one selected from polymers, prepolymers and oligomers containing urethane or olefin.
  • Polyurethanes whose softening temperature of heat-deformable elastic yarn is lower than 140 ° C. tend to cause fineness variations during the production of the original yarn, whereas polyurethanes whose softening temperature is 140 ° C. or higher are stable with few fineness variations. Degradation can be avoided. If a polyurethane having a softening temperature of the heat-deformable elastic yarn of 185 ° C. or less is used, urethane can be heat-sealed without causing fabric burning or the like at the time of fabric production, so that a good release treatment can be realized.
  • Polyurethane having a softening temperature of 140 ° C. to 185 ° C. is used as the heat-deformable elastic yarn, and when at least one selected from polymers, prepolymers and oligomers containing urethane or olefin as the main component of the adhesive is used, the affinity for polyurethane Excellent adhesion by heat treatment at a temperature lower than the softening temperature of polyurethane.
  • the hot melt adhesive has a 120 ° C. melt viscosity of 8000 mPa ⁇ s to 22000 mPa ⁇ s. There is a point.
  • the 120 ° C melt viscosity of the adhesive is from 8000 mPa ⁇ s to 22000 mPa ⁇ s, the adhesive can infiltrate well between the fibers constituting the fabric without giving a large pressing force during heat treatment, and sufficient adhesive strength can be obtained. Be able to. As a result, the thermal deformation elastic yarn can be bonded satisfactorily without giving a thermal effect and without giving damage such as shine or hitting to the cloth piece.
  • the 120 ° C melt viscosity of the adhesive is less than 8000 mPa ⁇ s, the adhesive will infiltrate the fabric too much, so the adhesive strength will decrease, or the adhesive will infiltrate the opposite surface of the fabric, so the appearance will deteriorate. This is undesirable because it occurs. If the 120 ° C melt viscosity of the adhesive is greater than 22000 mPa ⁇ s, the adhesive cannot be infiltrated between the fibers constituting the fabric unless a large pressure is applied during heat treatment. Etc. are not desirable.
  • the hot-melt adhesive is a reactive hot-melt resin.
  • a reactive hot melt resin undergoes a cross-linking reaction after heat treatment, and a strong adhesive layer is formed. After the cross-linking reaction proceeds after adhesion, heat resistance appears, so that it will melt in the subsequent heat treatment. There is nothing, and a good adhesion state is maintained.
  • melted reactive hot melt resin is applied to the bonding part of the fabric, and before the crosslinking reaction proceeds, the fabric to be bonded is positioned, superimposed, and lightly pressed to shift to a temporary fixing state, and then heated When treated, the reactive hot melt resin melts and infiltrates between the fibers constituting the dough, and the dough is bonded.
  • FIG. 1A is an explanatory diagram viewed from the front front side of an undershirt as an example of clothing according to the present invention
  • FIG. 1B is an explanatory diagram viewed from the back front side
  • FIG. FIG. FIG. 2 is an explanatory view when a fabric piece constituting the garment according to the present invention is cut from a knitted fabric.
  • FIG. 3 is an explanatory view of a knitting structure of a horizontal knitted fabric constituting the clothing fabric according to the present invention.
  • 4A is an explanatory view of the shoulder joint joining process
  • FIG. 4B is an explanatory view of the sleeve joining process
  • FIG. 4C is an explanatory view of the arm hole joining process
  • FIG. 4D These are explanatory drawings of the clothing after the joining process.
  • FIG. 6A to FIG. 6D are explanatory diagrams of the mode of the adhesive pattern, respectively.
  • FIG. 7 is an explanatory diagram of an adhesive portion.
  • FIG. 8A, FIG. 8B, and FIG. 8C are explanatory views of the shape of the tape-like hot melt adhesive.
  • FIG. 9 is a characteristic table showing the evaluation results of Examples 1 to 11 and Comparative Examples 1 and 2, and the ratio of the maximum thickness of the adhesive layer to the average thickness of the two fabric pieces at the joint portion of the fabric pieces, the adhesive It is a characteristic table
  • FIG. 10 (b) shows Example 7,
  • FIG. 10 (c) shows Example 11, FIG. 10 (d) shows Comparative Example 1, and
  • FIG. 10 (e) shows Comparative Example 2.
  • 1 is a scanning electron micrograph of a cross-section in the thickness direction of the dough piece.
  • FIG. 1 (a), (b), and (c) show an undershirt 1 that is an example of clothing according to the present invention in a front view, a back view, and a worn state.
  • the undershirt 1 includes a front body 2, a back body 3, and left and right sleeves 4.
  • the shoulder lines of the front and rear bodies 2, 3 are joined to each other at a shoulder joint 7, and Sleeve crests of the left and right sleeve portions 4 are joined to the arm holes AHf and AHb, respectively.
  • each joint portion is indicated by a broken line.
  • the undershirt 1 is configured using a tubular fabric T knitted by a circular knitting machine. Specifically, a long tubular fabric T, such as a knitted knitted fabric, a milled knitted fabric or a smooth knitted fabric, is cut to a length that can ensure the required length L1, and the upper portion of the tubular body is armholes AHf, AHb, shoulders Cut at the portions that become the lines SLf and SLb and the neckline NHf and NHb, and the fabric piece constituting the sleeve portion 4 is cut from the cut piece. That is, the undershirt 1 is composed of a cylindrical body having no side joints.
  • the sleeve 40 is joined at the lower part so that the edge 40 of the sleeve 4 becomes a cylindrical shape to form a sleeve lower joint 41, and the shoulder lines SLf and SLb of the body cloth are connected to each other.
  • the sleeve 4 is joined to the arm holes AHf and AHb to form the sleeve joint AH, and the round collar 5 is joined to the collars NHf and NHb.
  • Adhesive processing using an adhesive is employed for joining the under-sleeve joint portion 41, shoulder joint portion 7 and sleeve joint portion AH, and sewing processing is employed for joining the neckline NHf, NHb and the round collar 5. .
  • the undershirt 1 according to the present invention is not limited to an embodiment composed of a tubular body fabric using a horizontal knitted fabric, and the front body using a horizontal knitted fabric in which the left and right body parts 2, 3 are cut.
  • an adhesive treatment using an adhesive is also employed for the side joint processing.
  • the round collar 5 may be formed of the neckline NHf and NHb itself by a cutting-off process described later without sewing a special collar to the neckline NHf and NHb.
  • the course direction of the horizontal knitted fabric is along the width of the body, and that the wale direction is along the length, and the course direction of the horizontal knitted fabric is around the sleeve of the sleeve 4. It is preferable to be used along.
  • FIG. 3 shows a knitting structure of a horizontal knitted fabric (circular knitted fabric) used for the undershirt 1.
  • the heat-deformable elastic yarn 11 and the other yarn 12 are knitted by plating knitting, and the heat-deformable elastic yarn 11 that is thermally deformed by performing heat-set processing thereafter is the other yarn.
  • 12 is formed of a knitted fabric that exhibits a release function when fused around each other.
  • a 22-44 dtex (decitex / filament) polyurethane elastic yarn is used as the heat-deformable elastic yarn 11, and the other yarn 12 is a single yarn fineness of 80/1 to 30/1 first cotton yarn or cotton and rayon.
  • the number of filaments of the polyurethane elastic yarn 11 is not particularly limited, and may be a monofilament or a multifilament.
  • the plating knitted fabric knitted by feeding the knitting needles from different yarn feeders has a stable arrangement of the low-melting point polyurethane elastic yarns 11 and cotton yarns 12 in each knitting loop.
  • the polyurethane elastic yarn 11 can be adjacent to each other, and if the low-melting point polyurethane elastic yarn is melted by heat setting after knitting, the fraying prevention function is surely exhibited in all the loops of the knitted fabric.
  • the horizontal knitted fabric 10 is knitted into a cylindrical seamless knitted fabric using a circular knitting machine, then set on a setting machine, heat set at 150 to 190 ° C., and after passing through a dyeing process as necessary, the setting machine again And a final heat setting is performed at a temperature of 100 to 120 ° C. under tension.
  • natural fibers such as cotton yarn are preferably used as the other yarns 12 constituting the weft knitted fabric 10 together with the low-melting polyurethane elastic yarn 11, but other than natural fibers, such as cupra and viscose rayon are regenerated.
  • Cellulose fibers, blended yarns with natural fibers, synthetic fibers such as polyester can also be used.
  • the fibers will not be unwound from the cut end portion without special unblocking processing such as piping processing.
  • Such an end portion is referred to as an end portion that has been cut off, and even if washing is repeated, the appearance is not deteriorated such that the fibers can be released from the end portion that has been cut off.
  • the undershirt 1 shown in FIGS. 1A to 1C and FIG. 2 includes shoulder lines SLf and SLb, neckline NHf and NHb, arm holes AHf and AHb, an edge 40 of the sleeve portion 4, a sleeve tip 44, and a hem. 6 is cut off.
  • a heat-fusible elastic yarn such as a low-melting-point polyurethane elastic yarn
  • a polyurethane urea elastic fiber Due to heat treatment such as heat-set processing, compression deformation of the polyurethane urea elastic fibers occurs at the contact points between the polyurethane urea elastic fibers or between the polyurethane urea elastic fibers and the other yarn, and the polyurethane urea elastic fibers or between the polyurethane urea elastic fibers Since the yarns are fixed, the polyurethane urea elastic fibers and the partner yarns are not easily removed from the knitted fabric, and a knitted fabric in which curling and unwinding are suppressed can be obtained.
  • the heat deformation temperature means a temperature at which heat deformation is performed in order to embody the function of preventing the release, such as a softening temperature of polyurethane and a compression deformation temperature of polyurethane urea.
  • FIG. 4A shows the joined state of the shoulder joint 7
  • FIG. 4B shows the joined state of the lower sleeve joint 41
  • FIG. 4C shows the joined joint of the sleeve joint AH.
  • the state is shown
  • FIG. 4D shows the undershirt 1 after the joining process.
  • the adhesive 30 is applied in a zigzag manner to a band-like region having a predetermined width along the front side edge of the shoulder line SLf of the front body 2, and the back side of the shoulder line SLb on the back body 3 side.
  • the shoulder portion 7 is formed by overlapping the edge portion thereon.
  • the adhesive 30 may be apply
  • the adhesive 30 is applied in a zigzag manner to a band-like region having a predetermined width along the front side edge of the back body 3 side of the pair of end edges 40 of the sleeve 4. Then, the back side edge part of the edge 40 on the front body 2 side is overlapped thereon to form a sleeve lower joint part 41. As described above, an adhesive may be applied to one edge of the edge 40 and the other edge may be superimposed.
  • the adhesive 30 is applied in a zigzag manner to a band-like region having a predetermined width along the front side edge portion of the armholes AHf and AHb formed in a ring shape by joining the shoulder joint portions 7.
  • the back edge of the sleeve 45 of the sleeve 4 is superimposed on the sleeve 4 to form a sleeve joint AH.
  • the adhesive 30 may be applied to a band-like region having a predetermined width along the front side edge of the sleeve 45 of the sleeve 4, and the back side edge of the arm holes AHf and AHb may be superimposed thereon.
  • an adhesive mainly composed of at least one selected from a polymer, a prepolymer and an oligomer having a softening temperature or a melting temperature lower than the heat deformation temperature of the heat deformation elastic yarn knitted into the fabric piece is preferably used.
  • the heat-melted adhesive is bonded by heat treatment at a temperature lower than the heat deformation temperature of the heat-deformable elastic yarn.
  • polyurethane having a heat deformation temperature in the range of 140 ° C. to 185 ° C. is used as the heat deformation elastic yarn, and at least one selected from polymers, prepolymers and oligomers containing urethane or olefin as a main component as an adhesive.
  • a moisture curable reactive hot melt resin as a component is used.
  • a liquid adhesive 30 heated to 120 ° C. is supplied and applied from a nozzle 52 equipped with a gear pump 50 to a belt-like region of a cloth piece (for example, the sleeve portion 4), and then bonded thereon.
  • a target piece of fabric (for example, the arm hole of the body 2) is positioned and superimposed to temporarily fix it.
  • the overlapping portion of both pieces of fabric is sandwiched between the cylindrical body 54 and the heating roller 56, and the heating roller 56 is rotated to heat the entire overlapping region at a temperature of about 70 ° C.
  • the agent 30 melts and infiltrates the fibers constituting both fabric pieces.
  • the pressure during the heat treatment is preferably 150 to 300 gf / cm 2 .
  • the adhesive softens or melts and infiltrates between the fibers constituting the fabric to bond the two fabrics.
  • the heat-dissipating elastic deformation yarn knitted into the fabric piece is not affected by heat, and the detacking function is not deteriorated.
  • the 120 ° C. melt viscosity of the adhesive is preferably from 8000 mPa ⁇ s to 22000 mPa ⁇ s, and more preferably from 13000 mPa ⁇ s to 19000 mPa ⁇ s.
  • the adhesive infiltrates satisfactorily between the fibers constituting the fabric, that is, in the thickness direction and the surface direction of the fabric, even without applying a large pressing force during heat treatment. Adhesive strength can be obtained. Moreover, since the adhesive does not infiltrate the opposite surface of the fabric at that time, the appearance is not deteriorated. As a result, the thermal deformation elastic yarn can be bonded satisfactorily without giving a thermal effect and without giving damage such as shine or hitting to the cloth piece.
  • Favorable objects to be joined using such an adhesive include a portion where a piece of cloth such as an armhole needs to be joined in a ring shape. If it is an adhesive that is applied to the fabric in advance, it can be easily applied even in a three-dimensional joint such as an armhole, and it has the features described below by adjusting the application amount and application pattern of the adhesive. Since the adhesive layer can be easily formed, a good touch can be obtained with almost no change in the stretchability and flexibility of the fabric in the adhesive region.
  • 6 (a) to 6 (f) illustrate a linear adhesive pattern that forms an adhesive layer.
  • the adhesive 30 heated and melted in a linear manner continuously intersects the stretch direction 10d of the transverse knitted fabric 10 serving as the body fabric, that is, the straight line L along the course direction, with a predetermined repetition pitch Bp and a predetermined amplitude Ba.
  • it is applied in the form of dots, and then bonded by being heat-treated in a superimposed manner with the body cloth on the other side.
  • the adhesive point B to which the adhesive is applied at a pitch twice the predetermined pitch Bp and the adjacent adhesive are alternately arranged. That is, the bonding positions are distributed in a dot shape on an arbitrary straight line L along the expansion / contraction direction 10d.
  • the preferred width of the band-like region to which the adhesive is applied is an amplitude Ba of 2 mm to 15 mm, and more preferably 4 mm to 10 mm.
  • an adhesive pattern As the adhesive pattern, a zigzag pattern as shown in FIGS. 6A, 6B, 6C, a repetitive pattern of a curve such as a sine curve as shown in FIG. 6D, or FIG.
  • An arbitrary pattern such as a rhombus repetitive pattern as shown in FIG. 5 can be adopted in which the bonding positions are distributed in a dotted pattern on an arbitrary straight line L along the expansion / contraction direction 10d.
  • an adhesive may be applied so as to be arranged in a dot shape of a predetermined size.
  • FIG. 7 shows a knitted fabric 10b in which the adhesive 30 is applied in a zigzag shape, and the lower knitted fabric 10a to be bonded after the application of the adhesive 30 is superposed and heat-treated.
  • a later section taken along the line AA, that is, a section of the adhesive layer C is shown.
  • the adhesive 30 applied to the surface of the weft knitted fabric 10b is infiltrated in the thickness direction of both fabric pieces 10a and 10b by being heat-treated in a predetermined pressure state, and adhered to the joint portion between the fabric pieces 10a and 10b.
  • the adhesive layer C in which the permeation layers Ca and Cb in which the adhesive 30 has permeated into the cloth pieces 10a and 10b is in close contact with each other is formed without forming the agent single layer.
  • the stretchability of the fabric at the joint is not governed by the stretch properties of the adhesive 30, but is mainly governed by the stitches and weave properties that constitute the fabrics 10a and 10b. Will come to be.
  • An adhesive layer C is formed in which the permeation layers Ca and Cb in which the adhesive 30 has permeated the mutual fabric pieces 10a and 10b are in close contact with each other without forming an adhesive single layer at the joint between the fabric pieces 10a and 10b.
  • the cross section in the thickness direction of the bonded fabric pieces after the heat treatment is photographed with a scanning electron microscope (Scanning Electron Microscope (SEM), magnification: 50 to 100 times).
  • it includes between the two points of the apex of the portion where the knitted fabric surface of the fabric 10a protrudes and is closest to the fabric 10b side and the apex of the portion which protrudes to the same extent as the closest portion.
  • a straight line and a straight line including two points between the apex of the portion of the knitted fabric on the fabric 10b side that protrudes and is closest to the fabric 10a side and the apex of the portion that protrudes to the same extent as the closest portion It is confirmed whether or not a continuous adhesive single layer is formed between the two.
  • the fact that the single layer of adhesive is not formed at the joint between the fabric pieces means that the continuous bonding between the straight line tied on the fabric 10a side and the straight line tied on the fabric 10b side. It means that the agent single layer is not formed.
  • the adhesive layer C is configured so that the ratio of the maximum thickness Tbmax of the adhesive layer C to the average fabric thickness T of the two fabric pieces at the joint portion is in the range of 0.3 to 0.8. Is preferred.
  • the average fabric thickness T of the two fabric pieces at the joint is 10 sections selected at random by photographing the cross-section of the joined fabric pieces after heat treatment with SEM (magnification: 50 to 100 times). The dough thickness of the two dough pieces at the joint is measured and is represented by the average value.
  • the maximum thickness Tbmax of the adhesive layer C is measured from the SEM photograph at the portion where the thickness of the adhesive layer C is maximum in the thickness direction of the fabric.
  • the thickness ratio is in the above-mentioned range, while maintaining the original good touch of the fabric piece, substantially the same stretch performance can be obtained at the joint and its peripheral region, and a good touch garment can be realized, It becomes possible to provide a garment with sufficient adhesive strength.
  • the permeation layers Ca and Cb infiltrated in the thickness direction of both fabric pieces 10a and 10b are configured to uniformly infiltrate both fabrics, but the thickness of one of the permeation layers Ca is the other. It may be in the range of 0.5 to 1.5 times the thickness Cb of the osmotic layer, and more preferably in the range of 0.8 to 1.2 times.
  • the area S of the overlapping portion R of the fabric pieces 10a and 10b enveloping the outer edge of the joint portion that is, the area S1 of the adhesive portion relative to the area determined by the product of the repetitive pitch Bp and the amplitude Ba in FIGS.
  • the ratio is preferably 0.4 to 0.8, and more preferably 0.5 to 0.7.
  • the repetitive pitch Bp and the amplitude Ba are values that are appropriately set based on the material properties to be bonded, the target bonding strength, and the like.
  • the area ratio is in the above range, substantially the same stretch performance and stretch recovery characteristics can be obtained at the joint and its peripheral region, and a garment with a good touch can be realized.
  • a moisture-curable reactive hot melt resin mainly composed of at least one selected from polymers or prepolymers and oligomers containing urethane or olefin as an adhesive
  • Any known adhesive can be used as long as it is an adhesive that can be bonded by a heat treatment lower than the heat distortion temperature of not only the moisture-curable reactive hot melt resin.
  • a thermoplastic resin can be used.
  • thermoplastic resin used for the adhesive as long as the above heat treatment conditions are satisfied, for example, a polyurethane hot melt resin, a polyester hot melt resin, a polyamide hot melt resin, an EVA hot melt resin, a polyolefin Hot-melt resin, styrene-based elastomer resin, moisture-curable hot-melt resin, reactive hot-melt resin, and the like.
  • moisture-curable hot melt resins are particularly preferable because they have high adhesive strength and can be bonded in a short time.
  • the hot melt adhesive having a softening temperature or a melting temperature lower than the heat deformation temperature of the heat deformable elastic yarn, in which the cloth pieces to be joined are made of a cloth piece in which the heat deformable elastic yarn is knitted.
  • the fabric piece to which the present invention is applied is not limited to the horizontal knitted fabric piece in which the heat-deformable elastic yarn is knitted, and an arbitrary fiber. It is also applicable to horizontal knitted fabrics, vertical knitted fabrics, and woven fabrics.
  • the garment configured using the hot melt adhesive that is bonded by the heat treatment of the molten or softened resin applied to the fabric piece has been described.
  • a tape-like hot melt adhesive may be used in which the dough pieces are bonded to each other by being placed between the dough pieces and subjected to heat treatment.
  • the hot melt adhesive is preferably composed of a single resin layer.
  • thermoplastic resin used for the adhesive is the same as described above.
  • the adhesive single layer is not formed at the joint part between the fabric pieces, and the adhesive layer in which the permeation layer into which the adhesive has penetrated each other fabric piece needs to be formed. It is necessary to adjust the thickness and width of the tape-like hot melt adhesive and the temperature and pressure required for the heat treatment.
  • each fabric in which the adhesive layer is configured so that the ratio of the maximum thickness of the adhesive layer to the fabric thickness of the two fabric pieces at the joint portion is in the range of 0.3 to 0.8 and envelopes the outer edge of the joint portion It is preferable that the adhesive layer is configured so that the ratio of the joint area to the area of the overlapping portion of the pieces is in the range of 0.4 to 0.8.
  • FIG. 8 (a) shows a simple tape-like hot melt adhesive.
  • FIG. 8B shows a hot melt adhesive that has been cut in a zigzag shape in advance.
  • FIG. 8 (c) shows an example in which rectangular notches are arranged and formed at a predetermined pitch on a belt-like hot melt adhesive.
  • the adhesive area can be reduced by cutting in a zigzag shape as shown in FIG. 8 (b), forming a notch as shown in FIG. 8 (c), and adjusting the thickness.
  • the amount of the adhesive impregnated in the fabric thickness direction can be increased, and sufficient adhesive strength can be ensured without impairing the stretchability and texture of the fabric.
  • a short-sleeved round collar undershirt has been described as an example.
  • the present invention can also be applied to a half-sleeved, third-sleeved, and long-sleeved undershirt, and the shape of the collar is a V-collar or U-collar. May be.
  • the joining method using the adhesive according to the present invention can also be applied to the joining of the side portions.
  • the clothing by this invention was demonstrated to the undershirt as an example, the clothing by this invention is not limited to an undershirt, It is applicable to underwear, such as a boxer underwear, a brief, shorts, a camisole, a tunic.
  • the present invention can be preferably applied to underwear and clothing other than underwear, such as clothing with sleeves, in which a piece of fabric needs to be joined in a ring shape using an adhesive.
  • the relaxation time T2 spin-spin relaxation time of the hard segment, intermediate segment, and soft segment of the polyurethane fiber used as the heat-deformable elastic yarn is measured using a pulse nuclear magnetic resonance (NMR) apparatus (manufactured by JEOL Ltd .: JNM-MU25). And measured.
  • NMR pulse nuclear magnetic resonance
  • Measurement method Solid-Echo method Measurement condition: 90 ° Pulse width 2.0 ⁇ s Pulse repetition time: 4s Number of integrations: 8 times Measurement temperature: room temperature, 100 ° C, 120 ° C, 140 ° C, 150 ° C, 160 ° C, 170 ° C, 180 ° C, 190 ° C, 200 ° C
  • the free induction decay (FID) signal obtained by pulse NMR at each temperature was analyzed with a three-component approximation, and relaxation times T2 of the hard component, intermediate component, and soft component of the polyurethane fiber were obtained.
  • the molecular motion of the soft component of the polyurethane fiber is suppressed by the hydrogen bond of urethane. As the temperature rises, this hydrogen bond is broken, and the mobility of the molecular chain rapidly increases. Therefore, the T2 value of the soft component at each measurement temperature of each sample was graphed, tangents were obtained from curves before and after the change in mobility, and the intersection was taken as the softening point of the polyurethane fiber.
  • melt viscosity The melt viscosity was measured by measuring the viscosity of the adhesive at 120 ° C. according to the measurement method of “Cone / Plate Viscometer Method” of JIS K5600. Adhesive was put between the plate and the cone, the rotor was rotated, and the value when the reading was stable was adopted.
  • Adhesive strength The measurement of the adhesive strength was performed according to the measuring method of “peel strength” of JIS L1086. 5 or more test pieces (width 25 mm ⁇ length 150 mm) are collected from the dough pieces prepared in each example and comparative example, respectively in the wale direction and the course direction, and about 50 mm from the side is peeled in the direction of the long side, Using a tensile tester with a self-recording device, the gripping interval between the test pieces was set to 50 mm and sandwiched between clamps.
  • the tensile speed was 100 mm / min, and 50 mm was peeled off. Take 3 from the largest value shown when peeling, and 3 from the smallest value, and calculate the average value of 6 items, rounding the average value 5 times or more each in the wale and course directions. Asked.
  • each sample piece is gripped and attached to a dematcher tester at an interval of 5 cm, and the test piece is repeated 5000 times in the weft direction at an elongation rate of 2.5 times (150%). After expanding and contracting, the periphery of the adhesion site was observed, and urethane degradation was evaluated in two stages according to the following indicators. None: No part of the polyurethane thread is observed, or no part of the polyurethane thread is observed, and no cracks are observed due to repeated use. Is not observed, but cracking due to repeated use is observed
  • the band-like region of the fabric to which the adhesive is applied is the area of the overlapping portion of the fabric piece, and the area of the joint is determined from the repeated pitch and amplitude of the adhesive and the nozzle width of the nozzle to which the adhesive is applied.
  • the ratio of the joint area to the area of the overlapping part of each fabric piece enveloping the outer edge of the joint was calculated.
  • the area of the overlapping portion of the fabric pieces and the area of the joint portion are the same.
  • Example 1 ⁇ Use fabric> A cotton / rayon blend yarn (cotton: 50%, rayon: 50%) 60/1 was used as the front yarn, and a polyurethane yarn of 22 dtex and a softening point of 140 ° C. was used as the back yarn.
  • a milling knitting machine feed the above blended yarn and polyurethane yarn from the yarn feeder to the knitting needles to knitting the plating knitted fabric, then knitting all needles with dial needles and cylinder needles, and 1x1 rubber knitted fabric Organized.
  • Set the knitted rubber knitted fabric on a setting machine heat set at 170 ° C, set it on the setting machine again, perform final heat setting at a temperature of 120 ° C with tension applied, and stop A processed knitted fabric was obtained.
  • This knitted fabric was cut (width 200 mm ⁇ length 150 mm) to obtain a fabric of Example 1.
  • adhesive> As the adhesive, a polyurethane-based moisture-curable reactive hot melt adhesive was used. The melt viscosity at 120 ° C. of the used polyurethane adhesive was 7930 (mPa ⁇ s).
  • Example 2 Adhesive bonding was performed using a fabric knitted in the same manner as in Example 1 except that a fabric piece having a ratio of the maximum thickness of the adhesive layer to the average fabric thickness of two fabric pieces of 0.73 was used. The dough piece of Example 2 was made.
  • Example 3 Using polyester / rayon blended yarn (polyester: 50%, rayon: 50%) 60/1 as the front yarn, the ratio of the maximum thickness of the adhesive layer to the average thickness of the two fabric pieces is 0.44.
  • a fabric piece of Example 3 was prepared by adhesive bonding using a fabric knitted in the same manner as in Example 1 except that a certain piece of fabric was used.
  • Example 4 Using polyester / rayon blended yarn (polyester: 50%, rayon: 50%) 60/1 as the front yarn, the ratio of the maximum thickness of the adhesive layer to the average thickness of the two fabric pieces is 0.52.
  • a fabric piece of Example 1 was prepared by adhesive bonding using a fabric knitted in the same manner as in Example 1 except that a certain piece of fabric was used.
  • Example 5 Adhesive bonding was performed using a fabric knitted in the same manner as in Example 1 except that a fabric piece having a ratio of the maximum thickness of the adhesive layer to the fabric average thickness of two fabric pieces of 0.48 was used. The dough piece of Example 5 was prepared.
  • Example 6 Adhesive bonding was carried out using a fabric knitted in the same manner as in Example 1 except that a fabric piece having a ratio of the maximum thickness of the adhesive layer to the average thickness of the two fabric pieces of 0.32 was used. The dough piece of Example 6 was made.
  • the knitting structure is a 1 ⁇ 1 tricot knitting structure in which an inelastic yarn (78 dex nylon yarn) and an elastic yarn (22 dtex polyurethane yarn) are accompanied, and at least one of the inelastic yarn and the elastic yarn in each knitting needle
  • a fabric made of elastic warp knitted fabric or the like one of which is knitted by a closed stitch, and applying a hot melt adhesive in a dot shape
  • the maximum thickness of the adhesive layer relative to the fabric average thickness of two fabric pieces A fabric piece of Example 7 was prepared by adhesive bonding using a fabric finished in the same manner as in Example 1 except that the fabric piece having a ratio of 0.46 was used.
  • Example 8 A hot melt adhesive was applied in the form of dots, and a cloth piece having a ratio of the maximum thickness of the adhesive layer to the cloth average thickness of two cloth pieces of 0.49 was used in the same manner as in Example 1.
  • the fabric piece of Example 8 was created by knitting and adhesively bonding using the fabric.
  • Example 9 Adhesive bonding was performed using a fabric knitted in the same manner as in Example 1 except that a fabric piece having a ratio of the maximum thickness of the adhesive layer to the fabric average thickness of two fabric pieces of 0.19 was used. The dough piece of Example 9 was made.
  • Example 10 Using polyester / rayon blended yarn (polyester: 50%, rayon: 50%) 60/1 as the front yarn, the ratio of the maximum thickness of the adhesive layer to the average thickness of the two fabric pieces is 0.81 A fabric piece of Example 10 was prepared by adhesive bonding using a fabric knitted in the same manner as in Example 1 except that a certain piece of fabric was used.
  • Example 11 Using polyester / rayon blended yarn (polyester: 50%, rayon: 50%) 60/1 as the front yarn, the ratio of the maximum thickness of the adhesive layer to the average thickness of the two fabric pieces is 0.10 A piece of fabric is used, and a thermoplastic polyurethane film (thickness: 100 ⁇ m, softening point: 115 ° C., manufactured by BEMIS, product number 3412) is used as an adhesive, temperature 170 ° C., pressure 200 g / cm 2, time 30 A fabric piece of Example 11 was prepared by adhesive bonding using a fabric knitted in the same manner as in Example 1 except that adhesion was performed under the second adhesion condition.
  • Comparative Example 1 Using polyester / rayon blended yarn (polyester: 50%, rayon: 50%) 60/1 as the front yarn, the ratio of the maximum thickness of the adhesive layer to the average thickness of the two fabric pieces is 0.22.
  • a fabric piece of Comparative Example 1 was prepared by bonding and bonding using a fabric knitted in the same manner as in Example 1 except that a fabric piece was used and a tape-like hot melt adhesive was used.
  • Example 2 (Comparative Example 2) Using a fabric knitted in the same manner as in Example 1 except that a fabric piece having a ratio of the maximum thickness of the adhesive layer to the fabric average thickness of two fabric pieces of 1.00 was used, and bonded and compared. The dough piece of Example 2 was made.
  • FIG. 9 shows the ratio of the maximum thickness of the adhesive layer to the fabric average thickness of the two fabric pieces in the joint portions of Examples 1 to 11 and Comparative Examples 1 and 2, the thickness of the single adhesive layer, The ratio of the joint area to the area of the overlapping portion of the fabric piece (contact area ratio), the evaluation of the texture, and the evaluation of the recoverability are shown.
  • FIG. 10 shows scanning electron micrographs of cross sections in the thickness direction of the fabric pieces of Examples 3, 7, and 11 and Comparative Examples 1 and 2.
  • Example 11 In particular, in Example 11 and Comparative Example 1 using a tape-shaped hot melt adhesive, as shown in FIG. 10, in Example 11, an adhesive single layer was not formed, but in Comparative Example 1, an adhesive was used. The formation of a single layer was observed.
  • the ratio of the joint area to the area of the overlapping portion of the fabric pieces is 0.18, 0.37, and it can be seen that the adhesive strength is weak due to less penetration into the resin.
  • the ratio of the joint area to the area of the overlapped portion of the fabric piece is 1.00, the resin has permeated too much and has infiltrated the opposite surface of the fabric, and is bonded. It can be seen that the strength, texture and recoverability are poor. It can be seen that the fabric piece of Example 11 is inferior in texture and recoverability although it has adhesive strength.
  • Example 7 in which the hot melt adhesive was applied in the form of dots, it was excellent in texture and recoverability.
  • Example 11 and the comparison 1 using a tape-like hot-melt-adhesive are inferior in texture and recoverability.
  • Example 12 ⁇ Use fabric> A cotton / rayon blend yarn (cotton: 50%, rayon: 50%) 60/1 was used as the front yarn, and a polyurethane yarn of 22 dtex and a softening point of 140 ° C. was used as the back yarn.
  • a milling knitting machine feed the above blended yarn and polyurethane yarn from the yarn feeder to the knitting needles to knitting the plating knitted fabric, then knitting all needles with dial needles and cylinder needles, and 1x1 rubber knitted fabric Organized.
  • adhesive> As the adhesive, a polyurethane-based moisture-curable reactive hot melt adhesive was used. The melt viscosity at 120 ° C. of the used polyurethane adhesive was 7930 (mPa ⁇ s).
  • Example 13 The same fabric as in Example 12 was used, except that a polyurethane-based moisture-curable reactive hot-melt adhesive having a melt viscosity of 21500 (mPa ⁇ s) at 120 ° C. was used as the adhesive and heat-treated at 100 ° C.
  • the dough pieces of Example 2 were prepared by adhesive bonding.
  • Example 14 A fabric piece of Example 14 was prepared by adhesive bonding using a fabric knitted in the same manner as in Example 12 except that a polyurethane yarn having 22 dtex and a softening point of 185 ° C. was used as the heat-deformable elastic yarn.
  • Example 15 Polyurethane yarn with 22 dtex and a softening point of 185 ° C. is used as the heat-deformable elastic yarn, and polyurethane-based moisture-curable reactive hot-melt adhesive with a melt viscosity at 120 ° C. of 21500 (mPa ⁇ s) is used as the adhesive.
  • a fabric piece of Example 15 was prepared by adhesive bonding using a fabric knitted in the same manner as in Example 12 except that the heat treatment was performed at 100 ° C.
  • Example 16 Knitting in the same manner as in Example 12 except that a polyurethane-based moisture-curing reactive hot melt adhesive having a melt viscosity of 13600 (mPa ⁇ s) at 120 ° C. was used as the adhesive and heat-treated at 80 ° C. The dough thus obtained was adhesively bonded to produce a piece of fabric of Example 16.
  • Example 17 Knitting in the same manner as in Example 12 except that a polyurethane-based moisture-curable reactive hot melt adhesive having a melt viscosity of 19300 (mPa ⁇ s) at 120 ° C. was used as the adhesive and heat-treated at 90 ° C. The dough thus obtained was adhesively bonded to produce a piece of fabric of Example 17.
  • Example 18 Polyurethane yarn having a 22 dtex and a softening point of 185 ° C. is used as the heat-deformable elastic yarn, and a polyurethane moisture-curable reactive hot melt adhesive having a melt viscosity of 13600 (mPa ⁇ s) at 120 ° C. is used as the adhesive.
  • a fabric piece of Example 18 was prepared by adhesive bonding using a fabric knitted in the same manner as in Example 12 except that the heat treatment was performed at 80 ° C.
  • Example 19 Polyurethane yarn having 22 dtex and a softening point of 185 ° C. is used as the heat-deformable elastic yarn, and polyurethane-based moisture-curing reactive hot melt adhesive having a melt viscosity at 120 ° C. of 19300 (mPa ⁇ s) is used as the adhesive.
  • a fabric piece of Example 19 was prepared by adhesive bonding using a fabric knitted in the same manner as in Example 12 except that the heat treatment was performed at 90 ° C.
  • Comparative Example 3 Polyurethane yarn with 22 dtex and a softening point of 120 ° C. is used as the heat-deformable elastic yarn, and polyurethane-based moisture-curable reactive hot-melt adhesive with a melt viscosity of 6820 (mPa ⁇ s) at 120 ° C. is used as the adhesive.
  • a fabric piece of Comparative Example 3 was prepared by adhesive bonding using a fabric knitted in the same manner as in Example 12 except that the heat treatment was performed at 60 ° C.
  • Comparative Example 4 Polyurethane yarn with 22 dtex and a softening point of 120 ° C. is used as the heat-deformable elastic yarn, and polyurethane-based moisture-curing reactive hot melt adhesive with a melt viscosity at 120 ° C. of 24200 (mPa ⁇ s) is used as the adhesive.
  • a fabric piece of Comparative Example 4 was prepared by adhesive bonding using a fabric knitted in the same manner as in Example 12 except that heat treatment was performed at 140 ° C.
  • Comparative Example 5 Polyurethane yarn with 22 dtex and a softening point of 160 ° C. is used as the heat-deformable elastic yarn, and polyurethane-based moisture-curable reactive hot-melt adhesive with a melt viscosity at 120 ° C. of 23200 (mPa ⁇ s) is used as the adhesive.
  • a fabric piece of Comparative Example 5 was prepared by adhesive bonding using a fabric knitted in the same manner as in Example 12 except that the heat treatment was performed at 140 ° C.
  • Comparative Example 6 Polyurethane yarn with 22 dtex and a softening point of 185 ° C. is used as the heat-deformable elastic yarn, and polyurethane-based moisture-curable reactive hot melt adhesive with a melt viscosity of 6820 (mPa ⁇ s) at 120 ° C. is used as the adhesive.
  • a fabric piece of Comparative Example 6 was prepared by adhesive bonding using a fabric knitted in the same manner as in Example 1 except that heat treatment was performed at 60 ° C.
  • FIG. 11 shows the heat-deformable elastic yarns used for the fabric pieces of Examples 12 to 19 and Comparative Examples 3 to 6, characteristics of the adhesive, heat treatment temperature (press temperature), adhesive strength, and quality of the bonded portion. Evaluation is shown.
  • the adhesive application pattern for each of the examples and comparative examples is the same. Specifically, the reactive hot melt adhesive is applied in a zigzag shape with a width of 6.0 mm and a pitch of 3.0 mm.
  • a heat-deformed elastic yarn having a softening temperature of 195 ° C. was used, it was not included in the comparative example because it had no cutting performance. It was found that when these results and the heat-deformable elastic yarn were in the softening temperature range of 140 ° C. to 185 ° C., good bonding by heat treatment was possible without damaging the fabric pieces.
  • FIG. 11 shows that when the melt viscosity at 120 ° C. is from 8000 mPa ⁇ s to 22000 mPa ⁇ s, the adhesive infiltrates well between the fibers constituting the fabric, and sufficient adhesive strength is obtained. In addition, it was found that a good adhesive was obtained without thermally affecting the heat-deformed elastic yarn or damaging the cloth pieces such as shine or hit.
  • the garment according to the present invention is applied to various garments that keep the stretchability of the fabric at the joint and its surroundings and have good comfort such as touch.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Details Of Garments (AREA)
  • Knitting Of Fabric (AREA)
  • Manufacturing Of Multi-Layer Textile Fabrics (AREA)
  • Adhesive Tapes (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

L'invention concerne un vêtement dans lequel l'extensibilité de tissu est maintenue de manière égale au niveau d'une articulation et de la zone environnante de l'articulation, et est confortable à porter en ayant une sensation agréable et analogue. Le vêtement est configuré à partir d'une pluralité de morceaux de tissu (10a, 10b) reliés à un adhésif (30). Des couches adhésives (C) dans lesquelles des couches de perméation (Ca, Cb) sont en contact étroit les unes avec les autres et imprégnées de l'adhésif sont formées dans chacun des morceaux de tissu (10a, 10b), sans couche unique d'adhésif formée au niveau de l'articulation entre les morceaux de tissu (10a, 10b). Le rapport de l'épaisseur maximale Tbmax des couches adhésives par rapport à l'épaisseur de tissu T des deux morceaux de tissu (10a, 10b) au niveau de l'articulation est défini dans la plage de 0,4 à 0,8.
PCT/JP2017/013915 2016-04-05 2017-04-03 Vêtement WO2017175706A1 (fr)

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JP2023001734A (ja) * 2021-06-21 2023-01-06 デサントジャパン株式会社 積層布地製造方法
JP7279111B2 (ja) 2021-06-21 2023-05-22 デサントジャパン株式会社 積層布地製造方法

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