CN110983800A - Moisture-conducting and sweat-releasing knitted fabric based on special-shaped DTY (draw textured yarn) and production method thereof - Google Patents
Moisture-conducting and sweat-releasing knitted fabric based on special-shaped DTY (draw textured yarn) and production method thereof Download PDFInfo
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0009—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using knitted fabrics
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/253—Formation of filaments, threads, or the like with a non-circular cross section; Spinnerette packs therefor
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/007—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
- D06N3/0075—Napping, teasing, raising or abrading of the resin coating
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/007—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
- D06N3/0077—Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2201/00—Chemical constitution of the fibres, threads or yarns
- D06N2201/02—Synthetic macromolecular fibres
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2201/00—Chemical constitution of the fibres, threads or yarns
- D06N2201/04—Vegetal fibres
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2201/00—Chemical constitution of the fibres, threads or yarns
- D06N2201/04—Vegetal fibres
- D06N2201/042—Cellulose fibres, e.g. cotton
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1635—Elasticity
Abstract
The invention discloses a moisture-conducting and sweat-releasing knitted fabric based on special-shaped DTY (draw textured yarn), which comprises a base fabric, wherein the surface of the base fabric is provided with a polyurethane raising layer, the base fabric is of a three-layer structure, the inner layer is a moisture-conducting layer, the middle layer is a connecting layer, the outer layer is a moisture-releasing layer, the moisture-conducting and sweat-releasing knitted fabric is woven by adopting a weft-knitted structure, the weft-knitted structure is woven by adopting a 6-path looping system, the 1 st and 3 rd looping systems are woven by adopting blended yarns of cotton yarns and bamboo fibers to form the moisture-releasing layer, the 2 nd, 4 th, 5 th and 6 th looping systems are woven by adopting special-shaped DTY, the special-shaped DTY of the 2 nd and 5 th looping systems is connected with the moisture-conducting layer and the moisture-releasing layer to form the connecting layer, and the section of the special. The invention also discloses a production method of the moisture-conducting sweat-discharging knitted fabric. The moisture-transmitting and sweat-releasing knitted fabric has the advantages of good air and moisture transmission, good elasticity and strength, soft and fluffy hand feeling, and comfortable velvet feeling of the fabric outer layer, and can ensure the dryness and comfort of the fabric inner layer.
Description
Technical Field
The invention relates to the technical field of textiles, in particular to a production method of a moisture-conducting and sweat-releasing knitted fabric based on special-shaped DTY (draw textured yarn).
Background
Along with the improvement of scientific technology and the improvement of life quality of people, the requirements of people on the performance of textiles are continuously improved, and functional textiles are more and more favored by consumers. The moisture-conducting sweat-discharging functional knitted fabric is suitable for sports and leisure clothes due to good moisture-absorbing and sweat-discharging performance.
By fabric wicking is meant that moisture or perspiration flows from the inner (next-to-skin) layer of the fabric to the outer (non-next-to-skin, diffusion) layer of the fabric and evaporates and diffuses in the outer layer. The existing moisture-transfer sweat-releasing fabric has low moisture-releasing speed, moisture or sweat diffused to the outer layer is easy to reversely permeate to the inner layer, the moisture-transfer and moisture-releasing effects are poor, and the dryness and comfort of the inner layer of the fabric cannot be ensured. In addition, the existing moisture-conducting and sweat-discharging fabric is insufficient in strength and elasticity, is not fluffy and soft in hand feeling, and cannot meet the continuously improved use requirement in appearance.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide the moisture-transfer sweat-discharging knitted fabric based on the special-shaped DTY and the production method thereof.
In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:
the moisture-conducting and sweat-releasing knitted fabric comprises a base fabric, wherein a polyurethane raising layer is arranged on the surface of the base fabric, the base fabric is of a three-layer structure, an inner layer is a moisture-conducting layer, a middle layer is a connecting layer, an outer layer is a moisture-releasing layer, the moisture-conducting and sweat-releasing knitted fabric is woven by adopting a weft knitting weave structure, the weft knitting weave structure is woven by adopting a 6-path looping system, the 1 st and 3 rd looping systems are woven by adopting blended yarns of cotton yarns and bamboo fibers to form the moisture-releasing layer, the 2 nd, 4 th, 5 th and 6 th looping systems are woven by adopting special-shaped DTY yarns to form the moisture-conducting layer, the special-shaped DTY yarns of the 2 nd and 5 th looping systems are connected with the moisture-conducting layer and the moisture-releasing layer through tucking to form the connecting layer, and the section of the special-shaped DTY yarns is of a hollow structure.
Preferably, the linear density of the blended yarn of the cotton yarn and the bamboo fiber is 12tex, and the specification of the special-shaped DTY is 150dtex/72 pieces.
Preferably, the special-shaped DTY is a hollow structure with a triangular section, a quadrangular section or a pentagonal section.
The invention also provides a production method of the moisture-conducting sweat-discharging knitted fabric based on the special-shaped DTY, which comprises the following steps:
step one, weaving a base fabric by adopting a 6-path looping system, wherein the 1 st and 3 rd path looping systems penetrate cotton yarn and blended yarn of bamboo fiber, and the 2 nd, 4 th, 5 th and 6 th path looping systems penetrate special-shaped DTY (draw textured yarn) which is of a hollow structure; the wet release layer is woven by the 1 st and 3 rd loop forming systems, the wet guide layer is woven by the 2 nd, 4 th, 5 th and 6 th loop forming systems, and the special-shaped DTY (draw textured yarn) of the 2 nd and 5 th loop forming systems are connected with the wet guide layer and the wet release layer through tucking to form a connecting layer;
step two, coating polyurethane slurry on the outer layer of the base cloth prepared in the step one, soaking the base cloth in a coagulating tank after coating, and forming a polyurethane film on the outer layer of the base cloth after treatment of DMF (dimethyl formamide) aqueous solution in the coagulating tank;
step three, after the base cloth processed in the step two is washed and dried, the polyurethane skin on the base cloth is sanded to form a polyurethane raising layer;
and step four, shaping the base cloth with the polyurethane raising layer obtained in the step three by a shaping machine, wherein the shaping treatment liquid adopted in the shaping process contains 0.5-3% of a softening agent and 1-3% of a hydrophilic finishing agent.
Further, the weaving process of the first step is as follows: the dial needles of the 1 st loop-forming system do not participate in knitting, the low-butt needles in the cylinder needles do not participate in knitting, and the high-butt needles in the cylinder needles do not participate in knitting; the high-heel needles in the dial needles of the 2 nd path looping system knit tuck, the low-heel needles in the dial needles do not participate in knitting, the high-heel needles in the cylinder needles knit loops, and the low-heel needles do not participate in knitting; knitting a low-butt needle in a dial needle in the 3 rd loop forming system into a loop, wherein a high-butt needle in the dial needle does not participate in knitting, and a cylinder needle does not participate in knitting; the dial needles of the 4 th loop-forming system do not participate in knitting, the high-heel needles in the cylinder needles do not participate in knitting, and the low-heel needles in the cylinder needles do not participate in knitting; low-weight needles in the dial needles of the 5 th loop-forming system knit tuck, high-heel needles in the dial needles do not participate in knitting, high-heel needles in the cylinder needles do not participate in knitting, and low-weight needles in the cylinder needles knit loops; the high-heel needles in the dial needles in the 6 th system knitting system knit into loops, the low-heel needles in the dial needles do not participate in knitting, and the cylinder needles do not participate in knitting.
Further, the polyurethane slurry comprises the following components in parts by weight: 100 parts of polyurethane, 200 parts of DMF 150-.
Further, the temperature of the coagulation tank in the second step is 25-35 ℃.
Further, the setting speed in the fourth step is 20m/min, and the setting temperature is 150-170 ℃.
Further, the base fabric may be subjected to a dyeing process prior to the setting process.
The invention has the beneficial effects that:
according to the invention, a 6-path looping system is adopted to weave base cloth, and through designing an organizational structure, the 1 st and 3 rd looping systems utilize composite yarns to weave a moisture releasing layer on the outer layer, the 2 nd, 4 th, 5 th and 6 th looping systems utilize special-shaped DTY (draw textured yarn) to weave a moisture conducting layer on the inner layer, and the special-shaped DTY in the 2 nd and 5 th looping systems are connected with the moisture releasing layer and the moisture conducting layer through tucking, so that a three-layer structure is formed; the moisture-conducting layer adopts special-shaped DTY (draw textured yarn) with a hollow structure, has a good moisture-absorbing and moisture-conducting effect, and can absorb moisture and conduct the moisture out; the moisture releasing layer adopts the blended yarns of the cotton yarns and the bamboo fibers, the blended yarns of the cotton yarns and the bamboo fibers have good moisture absorbing and releasing effects, and the moisture led out by the moisture guiding layer can be diffused out; in addition, the special-shaped DTY can endow the fabric with better elasticity and strength; furthermore, the linear density of the special-shaped DTY yarns adopted by the inner layer is greater than that of the blended yarns of the outer layer, so that capillary effect pressure difference can be formed between the inner layer and the outer layer of the fabric, and under the action of the pressure difference, moisture in the fabric can be automatically diffused from the inner layer to the outer layer, so that reverse seepage of the moisture is prevented, and the dryness and comfort of the inner layer of the fabric are ensured; in addition, the outer layer of the knitted fabric base cloth is provided with the polyurethane raising layer, so that the fabric is endowed with comfortable and soft velvet feeling, and the high requirement of clothing can be met.
Drawings
Fig. 1 is a knitting structure diagram of the moisture-wicking knitted fabric of the invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
The moisture-conducting and sweat-releasing knitted fabric based on the special-shaped DTY comprises a base fabric, wherein a polyurethane raising layer is arranged on the surface of the base fabric, the base fabric is of a three-layer structure, an inner layer is a moisture-conducting layer, a middle layer is a connecting layer, an outer layer is a moisture-releasing layer, and the moisture-conducting and sweat-releasing knitted fabric is woven by adopting a weft-knitted structure. As shown in figure 1, the weft knitting structure is knitted by adopting a 6-path looping system, the 1 st and 3 rd looping systems are knitted by adopting blended yarns of cotton yarns and bamboo fibers to knit a moisture release layer, the 2 nd, 4 th, 5 th and 6 th looping systems are knitted by adopting special-shaped DTY (draw textured yarn) to knit a moisture guide layer, and the special-shaped DTY of the 2 nd and 5 th looping systems are connected with the moisture guide layer and the moisture release layer through tucking to form a connecting layer, wherein the section of the special-shaped DTY is of a hollow structure.
In the base fabric, the linear density of the blended yarn of the cotton yarn and the bamboo fiber is 12tex, and the specification of the special-shaped DTY is 150 dtex/72.
In addition, in the present embodiment, the profiled DTY filaments are hollow structures with triangular cross sections; the section of the special-shaped DTY can also be a quadrangular section, a pentagonal section or a hollow structure with other shapes.
The production method of the moisture-conducting sweat-discharging knitted fabric based on the special-shaped DTY comprises the following steps:
step one, preparing base cloth: weaving the base cloth on a circular knitting machine by adopting a 6-path looping system, wherein the 1 st and 3 rd looping systems penetrate blended yarns of cotton yarns and bamboo fibers, and the 2 nd, 4 th, 5 th and 6 th looping systems penetrate special-shaped DTY (draw textured yarn) yarns which are of hollow structures; the 1 st and 3 rd looping systems weave the moisture releasing layer, the 2 nd, 4 th, 5 th and 6 th looping systems weave the moisture conducting layer, and the 2 nd and 5 th looping systems connect the moisture conducting layer and the moisture releasing layer through the tucking of the upper needle to form a connecting layer; as shown in fig. 1, the specific knitting process is as follows: the dial needles of the 1 st loop-forming system do not participate in knitting, the low-butt needles in the cylinder needles do not participate in knitting, and the high-butt needles in the cylinder needles do not participate in knitting; the high-heel needles in the dial needles of the 2 nd path looping system knit tuck, the low-heel needles in the dial needles do not participate in knitting, the high-heel needles in the cylinder needles knit loops, and the low-heel needles do not participate in knitting; knitting a low-butt needle in a dial needle in the 3 rd loop forming system into a loop, wherein a high-butt needle in the dial needle does not participate in knitting, and a cylinder needle does not participate in knitting; the dial needles of the 4 th loop-forming system do not participate in knitting, the high-heel needles in the cylinder needles do not participate in knitting, and the low-heel needles in the cylinder needles do not participate in knitting; low-weight needles in the dial needles of the 5 th loop-forming system knit tuck, high-heel needles in the dial needles do not participate in knitting, high-heel needles in the cylinder needles do not participate in knitting, and low-weight needles in the cylinder needles knit loops; the high-heel needles in the dial needles in the 6 th system knitting system knit into loops, the low-heel needles in the dial needles do not participate in knitting, and the cylinder needles do not participate in knitting.
Step two, coating polyurethane slurry on the outer layer of the base cloth prepared in the step one, soaking the base cloth in a coagulating tank after coating, wherein the temperature of the coagulating tank is 25 ℃, and forming a polyurethane film on the outer layer of the base cloth after the treatment of DMF (dimethyl formamide) aqueous solution in the coagulating tank; the polyurethane slurry comprises the following components in parts by weight: 100 parts of polyurethane, 200 parts of DMF (dimethyl formamide), 1 part of anionic surfactant and 0.5 part of nonionic surfactant.
Step three, after the base cloth processed in the step two is washed and dried, the polyurethane skin on the base cloth is sanded to form a polyurethane raising layer; in the sanding process, 320-mesh sand paper is adopted by the sanding machine.
And step four, carrying out dyeing process treatment on the base cloth, wherein the dyeing temperature is 110 ℃, and the dyeing time is 80 min.
And step five, shaping the dyed base cloth with the polyurethane raising layer by a shaping machine, wherein the shaping speed is 20m/min, the shaping temperature is 150 ℃, and the shaping treatment liquid adopted in the shaping process contains 2% of a softening agent and 3% of a hydrophilic finishing agent.
The moisture-transmitting and sweat-releasing knitted fabric has good air permeability and moisture conductivity, the wicking height can reach 13cm through tests, the phenomenon of moisture reverse permeation is avoided, the dryness and comfort of the inner layer of the knitted fabric can be guaranteed, the knitted fabric has good elasticity and strength, the knitted fabric is soft and fluffy in hand feeling, and the outer layer of the knitted fabric has comfortable fluffy feeling.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. The moisture-conducting and sweat-releasing knitted fabric based on the special-shaped DTY is characterized by comprising a base fabric, wherein a polyurethane raising layer is arranged on the surface of the base fabric, the base fabric is of a three-layer structure, an inner layer is a moisture-conducting layer, a middle layer is a connecting layer, an outer layer is a moisture-releasing layer, the moisture-conducting and sweat-releasing knitted fabric is woven by adopting a weft-knitted structure, the weft-knitted structure is woven by adopting a 6-path looping system, the 1 st and 3 rd looping systems are woven by adopting blended yarns of cotton yarns and bamboo fibers to form the moisture-releasing layer, the 2 nd, 4 th, 5 th and 6 th looping systems are woven by adopting special-shaped DTY yarns to form the moisture-conducting layer, the special-shaped DTY yarns of the 2 nd and 5 th looping systems are connected with the moisture-conducting layer and the moisture-releasing layer through tucking to form the connecting layer, and the section of the special-shaped DTY is of.
2. The moisture-conducting and sweat-releasing knitted fabric based on the special-shaped DTY is characterized in that the linear density of the blended yarn of the cotton yarn and the bamboo fiber is 12tex, and the specification of the special-shaped DTY is 150 dtex/72.
3. The moisture and sweat conducting knitted fabric based on the special-shaped DTY is characterized in that the special-shaped DTY is a hollow structure with a triangular section, a quadrangular section or a pentagonal section.
4. A production method of a moisture-conducting sweat-discharging knitted fabric based on special-shaped DTY (draw textured yarn) is characterized by comprising the following steps:
step one, weaving a base fabric by adopting a 6-path looping system, wherein the 1 st and 3 rd path looping systems penetrate cotton yarn and blended yarn of bamboo fiber, and the 2 nd, 4 th, 5 th and 6 th path looping systems penetrate special-shaped DTY (draw textured yarn) which is of a hollow structure; the wet release layer is woven by the 1 st and 3 rd loop forming systems, the wet guide layer is woven by the 2 nd, 4 th, 5 th and 6 th loop forming systems, and the special-shaped DTY (draw textured yarn) of the 2 nd and 5 th loop forming systems are connected with the wet guide layer and the wet release layer through tucking to form a connecting layer;
step two, coating polyurethane slurry on the outer layer of the base cloth prepared in the step one, soaking the base cloth in a coagulating tank after coating, and forming a polyurethane film on the outer layer of the base cloth after treatment of DMF (dimethyl formamide) aqueous solution in the coagulating tank;
step three, after the base cloth processed in the step two is washed and dried, the polyurethane skin on the base cloth is sanded to form a polyurethane raising layer;
and step four, shaping the base cloth with the polyurethane raising layer obtained in the step three by a shaping machine, wherein the shaping treatment liquid adopted in the shaping process contains 0.5-3% of a softening agent and 1-3% of a hydrophilic finishing agent.
5. The production method of the moisture-conducting and sweat-discharging knitted fabric based on the special-shaped DTY is characterized in that the knitting process in the first step is as follows: the dial needles of the 1 st loop-forming system do not participate in knitting, the low-butt needles in the cylinder needles do not participate in knitting, and the high-butt needles in the cylinder needles do not participate in knitting; the high-heel needles in the dial needles of the 2 nd path looping system knit tuck, the low-heel needles in the dial needles do not participate in knitting, the high-heel needles in the cylinder needles knit loops, and the low-heel needles do not participate in knitting; knitting a low-butt needle in a dial needle in the 3 rd loop forming system into a loop, wherein a high-butt needle in the dial needle does not participate in knitting, and a cylinder needle does not participate in knitting; the dial needles of the 4 th loop-forming system do not participate in knitting, the high-heel needles in the cylinder needles do not participate in knitting, and the low-heel needles in the cylinder needles do not participate in knitting; low-weight needles in the dial needles of the 5 th loop-forming system knit tuck, high-heel needles in the dial needles do not participate in knitting, high-heel needles in the cylinder needles do not participate in knitting, and low-weight needles in the cylinder needles knit loops; the high-heel needles in the dial needles in the 6 th system knitting system knit into loops, the low-heel needles in the dial needles do not participate in knitting, and the cylinder needles do not participate in knitting.
6. The production method of the moisture-conducting and sweat-discharging knitted fabric based on the special-shaped DTY is characterized in that the polyurethane slurry comprises the following components in parts by weight: 100 parts of polyurethane, 200 parts of DMF 150-.
7. The production method of the moisture-conducting and sweat-releasing knitted fabric based on the special-shaped DTY is characterized in that the temperature of the coagulation tank in the second step is 25-35 ℃.
8. The production method of the moisture-conducting and sweat-discharging knitted fabric based on the special-shaped DTY is characterized in that the setting speed in the fourth step is 20m/min, and the setting temperature is 150-170 ℃.
9. The production method of the moisture-conducting and sweat-discharging knitted fabric based on the special-shaped DTY is characterized in that the base fabric can be subjected to dyeing process treatment before the sizing treatment is carried out.
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| CN201911341084.4A CN110983800A (en) | 2019-12-23 | 2019-12-23 | Moisture-conducting and sweat-releasing knitted fabric based on special-shaped DTY (draw textured yarn) and production method thereof |
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| CN201911341084.4A CN110983800A (en) | 2019-12-23 | 2019-12-23 | Moisture-conducting and sweat-releasing knitted fabric based on special-shaped DTY (draw textured yarn) and production method thereof |
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Cited By (1)
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|---|---|---|---|---|
| CN113403736A (en) * | 2021-07-08 | 2021-09-17 | 江苏聚杰微纤科技集团股份有限公司 | Unidirectional moisture-conducting towel fabric and production method thereof |
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