CN107354564B - Moisture-conducting quick-drying knitted weft-knitted fabric and processing technology thereof - Google Patents

Abstract

The invention provides a moisture-conducting quick-drying knitted weft-knitted fabric, which can solve the problems that the existing moisture-conducting quick-drying fabric is not washable by adopting a functional auxiliary agent, is not high temperature resistant when adopting water-repellent fiber as an inner layer, and is expensive and difficult to process when adopting waterproof yarn as the inner layer. The grey cloth for the fabric is woven by at least two yarns with different DPFs, the looping area of the yarn with the smallest DPF on the front surface of the grey cloth accounts for 60% -100% of the total area of the front surface, the looping or floating area of the yarn with the largest DPF on the back surface of the grey cloth accounts for 60% -100% of the total area of the back surface, and the DPF value of the yarn with the largest DPF is at least 0.3 larger than that of the yarn with the smallest DPF. The invention provides a processing technology of a moisture-conducting quick-drying knitted weft-knitted fabric, which comprises the following processing steps: weaving grey cloth, pretreatment, dyeing, reduction washing, high-temperature setting, reduction washing and finished product setting.

Description

Moisture-conducting quick-drying knitted weft-knitted fabric and processing technology thereof

Technical Field

The invention relates to the technical field of moisture-conducting and quick-drying fabrics, in particular to a moisture-conducting and quick-drying knitted weft-knitted fabric and a processing technology thereof.

Background

Along with the increasing demand of people on the wearing comfort of clothes, the knitted fabric with the functions of moisture conduction and quick drying is favored by people because the knitted fabric can quickly conduct moisture and simultaneously ensure the excellent performance of quick drying of the inner layer of the fabric. The existing wet-guiding and quick-drying fabric in the market at present, for example, the invention patent with publication number of CN101962885A discloses a method for preparing a product with a single-direction wet-guiding function, which comprises the steps of firstly carrying out hydrophilization pretreatment on a fabric, then carrying out spray processing on one surface of the fabric by using working solution containing water-repellent finishing agent, wherein the wet-guiding function is realized by modifying inner layer fibers of the fabric by adopting functional auxiliary agents, and the functional auxiliary agents are not strong in chemical stability, so that the fabric is not wash-resistant and has poor wet-guiding effect after long-term use; the invention patent with publication number CN102505301A discloses a knitted fabric with a unidirectional moisture-guiding function and a processing technology thereof, in order to solve the problem that the fabric is not washable easily caused when the fabric is processed by adopting a functional auxiliary agent, the fabric is designed into a double-layer fabric structure, the inner layer adopts water-repellent fibers, the outer layer adopts hydrophilic fibers, the inner layer water-repellent fibers have hydrophobicity, so that the fabric does not need to be processed by adopting the functional auxiliary agent, and the fabric has good hydrophobic stability, but the inner layer water-repellent fibers have low melting point and are not high-temperature-resistant (if the temperature exceeds 120 ℃ when the polypropylene fiber is used as the inner layer), so that the fabric cannot be subjected to high Wen Yinhua and other after-finishing, and the use of the fabric is limited; the waterproof yarn is adopted as the inner layer of the fabric, but the waterproof yarn is unstable in quality, so that the moisture-guiding function is unstable, and meanwhile, the waterproof yarn is high in price and high in processing cost.

Disclosure of Invention

Aiming at the problems, the invention provides a moisture-conducting quick-drying knitted weft-knitted fabric, which can solve the problems that the existing moisture-conducting quick-drying knitted weft-knitted fabric is not washable by adopting a functional auxiliary agent treatment, cannot resist high temperature when adopting water-repellent fiber as an inner layer and cannot carry out high Wen Yinhua after-finishing, and is expensive and difficult to process when adopting waterproof yarn as the inner layer.

The technical scheme is as follows:

the utility model provides a wet quick-drying knitting weft knitting surface fabric of leading which characterized in that: the grey cloth for the fabric is woven by yarns with at least two different DPFs, and the DPFs meet the following formula: dpf=d/F, where D is denier and F is the number of filaments; among the at least two different yarns of the DPF, the looping area of the yarn with the smallest DPF on the front surface of the gray fabric accounts for 60% -100% of the total area of the front surface, the looping or floating line area of the yarn with the largest DPF on the back surface of the gray fabric accounts for 60% -100% of the total area of the back surface, and the DPF value of the yarn with the largest DPF is at least 0.3 larger than that of the yarn with the smallest DPF.

It is further characterized by:

the DPF value of the yarn with the smallest DPF is 0.3-2.0, and the DPF value of the yarn with the largest DPF is 0.8-4.0.

The cross section of the yarn with the smallest DPF is one or more than two of a round type, a cross type, a Y type, a C type, a six-leaf type, an eight-leaf type, a triangle type and a hollow type, and the cross section of the yarn with the largest DPF is one or more than two of a round type, a triangle type and a hollow type.

A processing technology of moisture-conducting quick-drying knitted weft-knitted fabric comprises the following processing steps: the method is characterized in that in the step of grey cloth weaving, pretreatment, dyeing, reduction washing, high-temperature setting, reduction washing and finished product setting, or grey cloth weaving, pretreatment, dyeing, reduction washing and finished product setting, at least two different yarns of DPF are used for weft knitting weaving in the step of grey cloth weaving, and the DPF meets the following formula: dpf=d/F, where D is denier and F is the number of filaments; among the at least two different yarns of the DPF, the looping area of the yarn with the smallest DPF on the front surface of the gray fabric accounts for 60% -100% of the total area of the front surface, the looping or floating line area of the yarn with the largest DPF on the back surface of the gray fabric accounts for 60% -100% of the total area of the back surface, and the DPF value of the yarn with the largest DPF is at least 0.3 larger than that of the yarn with the smallest DPF.

It is further characterized by:

the finished product shaping step further comprises embossing, printing or gold stamping and silver stamping, wherein the embossing temperature is 140-220 ℃; the printing is thermal transfer printing, digital printing or reactive printing, and the printing temperature is 140-220 ℃; the temperature of the gold stamping and silver stamping is 120-200 ℃.

The dyeing, the reduction washing, the high-temperature shaping or the finished product shaping steps are also added with moisture absorption and perspiration auxiliary agents, and the addition amount of the moisture absorption and perspiration auxiliary agents in the dyeing and the reduction washing steps is less than or equal to 5g/l; in the high-temperature setting and the finished product setting steps, the addition amount of the moisture absorption and sweat releasing auxiliary agent is less than or equal to 10 g/l.

The dyeing is carried out, the pretreated grey cloth is led into a dye vat, the temperature is firstly increased to 40-80 ℃, a certain amount of dye and auxiliary agent are sequentially added, when the temperature is increased to 98-135 ℃, the temperature is kept for 30-90 min, the temperature is reduced to 60-90 ℃ after the completion, and the dye liquor is discharged.

And (3) introducing the dyed or high-temperature shaped fabric into a dye vat, adding 0.5-10 g/l of a reductive cleaner at 40-90 ℃, and preserving the heat at 60-98 ℃ for 10-90 min.

And (3) high-temperature shaping, namely adding auxiliary liquid or clear water into an auxiliary tank, then feeding the cloth treated before into a shaping machine through the auxiliary tank, wherein the shaping speed is 5 m-40 m/min, and the shaping temperature is 150-195 ℃.

And (3) shaping the finished product, namely adding auxiliary agent liquid or clear water into an auxiliary agent tank, then feeding the cloth treated before into a shaping machine through the auxiliary agent tank, wherein the shaping speed is 5 m-40 m/min, and the shaping temperature is 100-185 ℃.

The beneficial effects of the invention are as follows:

according to the moisture-conducting quick-drying weft knitted fabric, the looping area of the yarn with the smallest DPF on the front side of the grey fabric is 60% -100%, the looping area of the yarn with the largest DPF on the back side of the grey fabric is 60% -100%, according to a DPF formula, the smaller the DPF value is, the smaller the fiber monofilaments are, the smaller the gaps between the monofilaments are, the more easily fine capillary micropores are formed, on the contrary, the larger the DPF value is, the thicker the fiber monofilaments are, the gaps between the monofilaments are relatively larger, the formed capillary micropores are relatively larger, so that the arrangement of the front yarns and the yarns of the fabric is compact, the back side is loose, when water is absorbed, the water on the back side of the loose arrangement is rapidly conducted to the front side which is compact in arrangement, and is contacted with external air, the cloth surface is quick-drying, and the moisture is achieved due to the fact that the moisture conducting performance of the cloth surface is determined by the structure of the front side is compact and the back side is loose, the range of the yarn is wider in the DPF value, the type range of the yarn is also used, and the water-conducting performance is high, and the water-conducting performance can be achieved after the water-washing fabric is stable after the water-washing fabric is washed by water-washing grade 10/20, the water-washing grade and the water-resistant fabric is stable (after the water-washing grade is subjected to water-washing grade and has a standard of grade of 10 and is reached); the processing technology of the moisture-conducting and quick-drying knitted weft-knitted fabric is characterized in that the fabric with the moisture-conducting and quick-drying functions can be woven by only weaving yarns with different DPFs and controlling the area ratio of the yarns with different front and back surfaces, no functional auxiliary agent, water-repellent fiber or waterproof yarn is needed, the technology is simpler, the cost is low, and the fabric is more washable; after the finished product is shaped, embossing, printing or gilding and silver stamping can be carried out, so that the fabric can also present beautiful flower-like or gold-silver color on the basis of having the functions of moisture conduction and quick drying, and the application range of the fabric is greatly widened; during processing, the moisture-absorbing and sweat-releasing auxiliary agent can be added in any one or more procedures of dyeing, reduction washing, high-temperature shaping and finished product shaping according to different moisture-absorbing and sweat-releasing auxiliary agents or cloth types, so that the processing mode is more flexible.

Drawings

Fig. 1 is a schematic structural view of the fabric of the present invention.

Detailed Description

Referring to fig. 1, according to the moisture-conducting quick-drying knitted weft-knitted fabric disclosed by the invention, grey cloth for the fabric is knitted by at least two different yarns with different DPFs, and the DPFs meet the following formulas: dpf=d/F, where D is denier and F is the number of filaments; among the yarns with at least two different DPFs, the looping area of the yarn with the smallest DPF on the front surface of the grey cloth accounts for 60% -100% of the total area of the front surface, the looping or floating area of the yarn with the largest DPF on the back surface of the grey cloth accounts for 60% -100% of the total area of the back surface, and the DPF value of the yarn with the largest DPF is at least 0.3 larger than that of the yarn with the smallest DPF. In fig. 1, 1 is the front side of the fabric, and 2 is the back side of the fabric, it can be seen that the arrangement between the yarns of the front side 1 of the fabric is tighter, and the arrangement between the yarns of the back side 2 of the fabric is looser.

The minimum DPF value of the yarn is 0.3-2.0, preferably 0.34-1.6, more preferably 0.5-1.2; the DPF value of the yarn having the largest DPF is 0.8 to 4.0, preferably 1.0 to 3.0, and more preferably 1.1 to 2.0. The cross section of the yarn with the smallest DPF can be one or more than two of a round type, a cross type, a Y type, a C type, a six-leaf type, an eight-leaf type, a triangle type and a hollow type, and the cross section of the yarn with the largest DPF can be one or more than two of a round type, a triangle type and a hollow type. The yarn can be one or more than two of common polyester, modified polyester, common nylon, modified nylon and viscose filament yarns.

Different weft knitting machines are adopted to knit the fabric into different cloth types, such as weft knitting single-sided cloth by a common single-sided machine, weft knitting double-sided cloth by a double-sided machine, and jacquard cloth with various styles by a jacquard.

The yarn area ratio measuring method comprises the following steps: the proportion of the number of the loops of one yarn to the total amount in a certain area range can be tested by using a density mirror, and the size of the loops of the jacquard part can be properly increased or decreased according to the size of the loops.

The invention discloses a processing technology of a moisture-conducting quick-drying knitted weft-knitted fabric, which comprises the following processing steps of: grey cloth weaving, pretreatment, dyeing, reduction washing, high-temperature setting, reduction washing and finished product setting, or grey cloth weaving, pretreatment, dyeing, reduction washing and finished product setting. When the yarn does not contain modified polyester yarns or modified nylon yarns, if the yarn is dyed with dark color dyes, grey cloth weaving, pretreatment, dyeing, reduction washing, high-temperature shaping, reduction washing, and finished product shaping process dyeing effect is better, and embossing, printing or gold stamping and silver stamping treatment can be carried out after the finished product shaping; if the light-colored dye is dyed, the process of grey cloth weaving, pretreatment, dyeing, reduction washing and finished product shaping is selected, and as one high-temperature shaping and reduction washing are saved, the dyeing cost can be reduced, and embossing, printing or gold stamping and silver stamping treatment can be carried out after the finished product shaping; when the yarn contains modified polyester yarns or modified nylon yarns, no matter the color of the dye is light, the process of grey cloth weaving, pretreatment, dyeing, reduction washing and finished product shaping can be selected, and embossing, printing or gold stamping and silver stamping can be carried out after the finished product shaping.

Embodiment one:

the invention discloses a processing technology of a moisture-conducting quick-drying knitted weft-knitted fabric, which comprises the following processing steps of: weaving grey cloth, pretreatment, dyeing, reduction washing, high-temperature setting, reduction washing, finished product setting and embossing.

When the grey cloth is woven, two types of yarns with different DPFs are selected, wherein the yarns with small DPFs are 75D/144F common semi-gloss low-elasticity light net polyester yarns, the yarns with large DPFs are 75D/36F common semi-gloss low-elasticity light net polyester yarns, the yarns are respectively arranged on a 34' 28G102F large circular knitting machine to weave small jacquard cloth, a double-yarn feeding mode is adopted to manufacture single-sided sweat cloth with a silk cover silk structure, the plane is used as the front surface, the plane is an odd number path, the yarn arrangement is 75D/144F, and the yarns are fed to the upper holes; the back surface is an even number of paths, the yarn frame is 75D/36F, the yarn is fed to the lower hole, the looping area of the 75D/144F yarns on the front surface of the finally manufactured sweat fabric accounts for 100% of the total area of the front surface, and the looping area of the 75D/36F yarns on the back surface accounts for 100% of the total area.

Then pre-treating, introducing the grey cloth into a dye vat, heating to 40 ℃, adding 4g/l of degreasing agent, heating to 60 ℃, and preserving heat for 30min to perform degreasing treatment.

And then dyeing, namely selecting black dye, introducing the pretreated grey cloth into a dye vat, firstly heating to 40 ℃, sequentially adding a certain amount of dye and an auxiliary agent, then heating to 135 ℃, preserving heat for 30min, cooling to 90 ℃ after finishing, and discharging the dye liquor.

And then carrying out reduction washing, introducing the dyed fabric into a dye vat, adding 10g/l of reduction cleaning agent at 40 ℃, and carrying out heat preservation at 60 ℃ for 90 min, wherein the reduction cleaning agent is sodium hydrosulfite and sodium carbonate.

Then carrying out high-temperature shaping, adding a solution with 5g/L moisture absorption and sweat release auxiliary PR868 (Japanese) into an auxiliary tank, then feeding the cloth treated before into a shaping machine through the auxiliary tank, wherein the shaping speed is 5m/min, and the shaping temperature is 150 ℃.

And then conducting reduction washing again, introducing the fabric subjected to high-temperature shaping into a dye vat, adding 0.5g/l of reduction cleaning agent at 90 ℃, and preserving the temperature for 10min at 98 ℃, wherein the reduction cleaning agent is sodium hydrosulfite and sodium carbonate.

And then shaping the finished product, adding the solution with the anti-cavitation agent E-2 of 2g/L into an auxiliary agent tank, then feeding the cloth which is treated before into a shaping machine through the auxiliary agent tank, shaping at a shaping speed of 5m/min and a shaping temperature of 100 ℃, and shaping the finished product to obtain the knitted fabric with the functions of moisture guiding and quick drying.

Finally, embossing treatment is carried out, and the embossing temperature is 220 ℃.

Cutting the cloth to obtain a section, and testing the unidirectional transmission index of the cloth according to the GBT 21655.2-2009 standard to be 314.1; the unidirectional transmission indexes after washing for 10 times and 20 times are 335.0 and 338.9 respectively.

In the method, the moisture-absorbing and sweat-releasing auxiliary agent is added during high-temperature shaping, so that the moisture-absorbing and sweat-releasing auxiliary agent is not added during dyeing, reduction washing and finished product shaping. In the processing process, the moisture absorption and sweat release auxiliary agent can be added in any one or a plurality of procedures of dyeing, high-temperature shaping, reduction washing and finished product shaping.

Some special moisture absorption and sweat release aids need high temperature treatment and can be added during dyeing; some fabrics can be added during reduction washing because of the relation of the fastness of the finished products, such as a dark-colored fabric with cationic polyester double dyeing, a dark-colored fabric with polyester, a dark-colored fabric with polyester spandex and the like; some fabrics have no fastness and other problems, such as single-dyeing fabrics with cationic polyester, double-dyeing light-color fabrics or fabrics with polyester light color, and the like, and if common moisture-absorbing and sweat-releasing auxiliary agents are used, the moisture-absorbing and sweat-releasing auxiliary agents can be added when the finished product is shaped so as to improve the utilization rate of the moisture-absorbing and sweat-releasing auxiliary agents and the moisture-absorbing and sweat-releasing effects thereof.

Embodiment two:

the invention discloses a processing technology of a moisture-conducting quick-drying knitted weft-knitted fabric, which comprises the following processing steps of: weaving grey cloth, pretreatment, dyeing, reduction washing, high-temperature setting, reduction washing, finished product setting and embossing.

When the grey cloth is woven, two types of yarns with different DPFs are selected, wherein the yarns with small DPFs are 75D/144F common semi-gloss low-elasticity light net polyester yarns, the yarns with large DPFs are 75D/36F common semi-gloss low-elasticity light net polyester yarns, the yarns are respectively arranged on a 34' 28G102F large circular knitting machine to weave small jacquard cloth, a double-yarn feeding mode is adopted to manufacture single-sided sweat cloth with a silk cover silk structure, the plane is used as the front surface, the plane is an odd number path, the yarn arrangement is 75D/144F, and the yarns are fed to the upper holes; the back surface is an even number of paths, the yarn frame is 75D/36F, the yarn is fed to the lower hole, the looping area of the 75D/144F yarn on the front surface of the finally manufactured sweat fabric occupies 95% of the total area of the front surface, and the looping area of the 75D/36F yarn on the back surface occupies 95% of the total area.

Then pre-treating, introducing the grey cloth into a dye vat, heating to 50 ℃, adding 3g/l of degreasing agent, heating to 70 ℃, and preserving heat for 20min to perform degreasing treatment.

And then dyeing, namely selecting black dye, introducing the pretreated grey cloth into a dye vat, firstly heating to 80 ℃, sequentially adding a certain amount of dye and auxiliary agents, then heating to 98 ℃, preserving heat for 90 min, cooling to 60 ℃ after finishing, and discharging dye liquor.

And then carrying out reduction washing, introducing the dyed fabric into a dye vat, adding a reduction cleaning agent at 40 ℃ for 6g/l, and preserving the temperature at 78 ℃ for 20min, wherein the reduction cleaning agent is sodium hydrosulfite and sodium carbonate.

Then carrying out high-temperature shaping, adding a solution with 8g/L moisture absorption and sweat release auxiliary PR868 (Japanese) into an auxiliary tank, then feeding the cloth treated before into a shaping machine through the auxiliary tank, wherein the shaping speed is 40m/min, and the shaping temperature is 195 ℃.

And then carrying out reduction washing again, introducing the fabric subjected to high-temperature shaping into a dye vat, adding 2g/l of reduction cleaning agent at 45 ℃, and preserving heat for 20min at 80 ℃, wherein the reduction cleaning agent is sodium hydrosulfite and sodium carbonate.

And then shaping the finished product, adding the solution with the anti-cavitation agent E-2 of 2g/L into an auxiliary agent tank, then feeding the cloth which is treated before into a shaping machine through the auxiliary agent tank, shaping at the shaping speed of 40m/min and the shaping temperature of 185 ℃, and shaping the finished product to obtain the knitted fabric with the functions of moisture conduction and quick drying.

Finally, embossing treatment is carried out, wherein the embossing temperature is 140 ℃.

Cutting the cloth to obtain a section, and testing the unidirectional transmission index of the cloth according to the GBT 21655.2-2009 standard to be 312.5; the unidirectional transmission indexes after washing for 10 times and 20 times are 333.6 and 330.5 respectively.

Embodiment III:

the invention discloses a processing technology of a moisture-conducting quick-drying knitted weft-knitted fabric, which comprises the following processing steps of: weaving grey cloth, pretreatment, dyeing, reduction washing, high-temperature setting, reduction washing, finished product setting and embossing.

When the grey cloth is woven, two types of yarns with different DPFs are selected, wherein the yarns with small DPFs are 75D/144F common semi-gloss low-elasticity light net polyester yarns, the yarns with large DPFs are 75D/36F common semi-gloss low-elasticity light net polyester yarns, the yarns are respectively arranged on a 34' 28G102F large circular knitting machine to weave small jacquard cloth, a double-yarn feeding mode is adopted to manufacture single-sided sweat cloth with a silk cover silk structure, the plane is used as the front surface, the plane is an odd number path, the yarn arrangement is 75D/144F, and the yarns are fed to the upper holes; the back surface is an even number of paths, the yarn frame is 75D/36F, the yarn is fed to the lower hole, the looping area of the 75D/144F yarn on the front surface of the finally manufactured sweat fabric occupies 90% of the total area of the front surface, and the looping area of the 75D/36F yarn on the back surface occupies 90% of the total area.

Then pre-treating, leading the grey cloth into a dye vat, heating to 80 ℃, adding 2g/l of degreasing agent, heating to 98 ℃, and preserving heat for 10min to perform degreasing treatment.

And then dyeing, namely selecting black dye, introducing the pretreated grey cloth into a dye vat, firstly heating to 60 ℃, sequentially adding a certain amount of dye and an auxiliary agent, then heating to 120 ℃, preserving heat for 60 minutes, cooling to 75 ℃ after finishing, and discharging dye liquor.

And then carrying out reduction washing, introducing the dyed fabric into a dye vat, adding 4g/l of reduction cleaning agent at 50 ℃, and preserving the temperature at 70 ℃ for 50 min, wherein the reduction cleaning agent is sodium hydrosulfite and sodium carbonate.

Then carrying out high-temperature shaping, adding a solution with 10g/L moisture absorption and sweat release auxiliary PR868 (Japanese) into an auxiliary tank, then feeding the cloth treated before into a shaping machine through the auxiliary tank, wherein the shaping speed is 20m/min, and the shaping temperature is 185 ℃.

And then conducting reduction washing again, introducing the fabric subjected to high-temperature shaping into a dye vat, adding 5g/l of reduction cleaning agent at 60 ℃, and preserving heat for 20min at 80 ℃, wherein the reduction cleaning agent is sodium hydrosulfite and sodium carbonate.

And then shaping the finished product, adding the solution with the anti-cavitation agent E-2 of 2g/L into an auxiliary agent tank, then feeding the cloth which is treated before into a shaping machine through the auxiliary agent tank, shaping at the shaping speed of 30m/min and the shaping temperature of 120 ℃, and shaping the finished product to obtain the knitted fabric with the functions of moisture conduction and quick drying.

Finally, embossing treatment is carried out, and the embossing temperature is 190 ℃.

Cutting a section of the cloth, and testing the unidirectional transmission index of 310.6 according to the GBT 21655.2-2009 standard; the unidirectional transmission indexes after washing for 10 times and 20 times are 332.9 and 334.3 respectively.

Embodiment four:

the invention discloses a processing technology of a moisture-conducting quick-drying knitted weft-knitted fabric, which comprises the following processing steps of: weaving grey cloth, pretreatment, dyeing, reduction washing, shaping of finished products, and gold stamping and silver stamping.

When the grey cloth is woven, two kinds of yarns with different DPFs are selected, wherein the yarns with small DPFs are 100D/144F common semi-gloss low-elasticity light net polyester yarns, the yarns with large DPFs are 75D/36F hollow semi-gloss low-elasticity light net polyester yarns, and the yarns are respectively arranged on a 34' 28G102F large circular knitting machine for weaving, so that a single-bead structure is formed, and the yarns are arranged in 102 paths, 6 paths in one group and 17 groups; half-out and full-out (1.3.4.6 paths) frames 100D/144F, and half-flat (2.5 paths) frames 75D/36F; and the area of the loops of the 100D/144F yarn is 100% of the total area of the face side, and the area of the 75D/36F yarn loops or floats on the back side is 60% of the total area.

Then pre-treating, leading the grey cloth into a dye vat, firstly heating to 50 ℃, adding 0.5g/l of degreasing agent, then heating to 80 ℃, and preserving heat for 10min to perform degreasing treatment.

And then dyeing, namely, light pink dye, introducing the pretreated grey cloth into a dye vat, firstly heating to 60 ℃, sequentially adding a certain amount of dye and an auxiliary agent, then heating to 130 ℃, preserving heat for 30min, cooling to 80 ℃ after finishing, and discharging the dye liquor.

And then carrying out reduction washing, introducing the dyed fabric into a dye vat, adding 3g/l of reduction cleaning agent at 40 ℃, and preserving heat for 20min at 60 ℃, wherein the reduction cleaning agent is sodium hydrosulfite and caustic soda.

And then shaping the finished product, adding clear water into an auxiliary agent tank, adding 2g/l of moisture absorption and sweat release auxiliary agent PR99 (Japanese) into the auxiliary agent tank, and feeding the cloth treated before into a shaping machine through the auxiliary agent tank, wherein the shaping speed is 25m/min, and the shaping temperature is 180 ℃.

Finally, gilding and silver-plating treatment is carried out, wherein the temperature of gilding and silver-plating is 200 ℃.

Cutting the cloth to obtain a section, and testing the unidirectional transmission index of the cloth to be 320.3 according to the GBT 21655.2-2009 standard; the unidirectional transmission indexes after washing for 10 times and 20 times are 336.4 and 339.1 respectively.

Fifth embodiment:

the invention discloses a processing technology of a moisture-conducting quick-drying knitted weft-knitted fabric, which comprises the following processing steps of: weaving grey cloth, pretreatment, dyeing, reduction washing, shaping of finished products, and gold stamping and silver stamping.

When the grey cloth is woven, two kinds of yarns with different DPFs are selected, wherein the yarns with small DPFs are 100D/144F common semi-gloss low-elasticity light net polyester yarns, the yarns with large DPFs are 75D/36F hollow semi-gloss low-elasticity light net polyester yarns, and the yarns are respectively arranged on a 34' 28G102F large circular knitting machine for weaving, so that a single-bead structure is formed, and the yarns are arranged in 102 paths, 6 paths in one group and 17 groups; half-out and full-out (1.3.4.6 paths) frames 100D/144F, and half-flat (2.5 paths) frames 75D/36F; and the area of the 100D/144F yarn loop was 95% of the total area of the face side, and the area of the 75D/36F yarn loop or float on the back side was 70% of the total area.

Then pre-treating, leading the grey cloth into a dye vat, firstly heating to 50 ℃, adding 0.5g/l of degreasing agent, then heating to 80 ℃, and preserving heat for 10min to perform degreasing treatment.

And then dyeing, namely, light pink dye, introducing the pretreated grey cloth into a dye vat, firstly heating to 65 ℃, sequentially adding a certain amount of dye and auxiliary agents, then heating to 125 ℃, carrying out heat preservation for 60 min, cooling to 75 ℃ after finishing, and discharging the dye liquor.

And then carrying out reduction washing, introducing the dyed fabric into a dye vat, adding 7g/l of reduction cleaning agent at 50 ℃, and preserving the temperature at 80 ℃ for 30min, wherein the reduction cleaning agent is sodium hydrosulfite and caustic soda.

And then shaping the finished product, adding clear water into an auxiliary agent tank, adding an absorbent and sweat-releasing auxiliary agent PR99 (Japanese) 6g/l into the auxiliary agent tank, and feeding the cloth treated before into a shaping machine through the auxiliary agent tank, wherein the shaping speed is 30m/min, and the shaping temperature is 175 ℃.

Finally, gold stamping and silver stamping are carried out, and the temperature of gold stamping and silver stamping is 120 ℃.

Cutting a section of the cloth, and testing the unidirectional transmission index of 318.6 according to the GBT 21655.2-2009 standard; the unidirectional transmission indexes after washing for 10 times and 20 times are 334.3 and 338.5 respectively.

Example six:

the invention discloses a processing technology of a moisture-conducting quick-drying knitted weft-knitted fabric, which comprises the following processing steps of: weaving grey cloth, pretreatment, dyeing, reduction washing, shaping of finished products, and gold stamping and silver stamping.

When the grey cloth is woven, two kinds of yarns with different DPFs are selected, wherein the yarns with small DPFs are 100D/144F common semi-gloss low-elasticity light net polyester yarns, the yarns with large DPFs are 75D/36F hollow semi-gloss low-elasticity light net polyester yarns, and the yarns are respectively arranged on a 34' 28G102F large circular knitting machine for weaving, so that a single-bead structure is formed, and the yarns are arranged in 102 paths, 6 paths in one group and 17 groups; half-out and full-out (1.3.4.6 paths) frames 100D/144F, and half-flat (2.5 paths) frames 75D/36F; and the area of the 100D/144F yarn loop was 90% of the total area of the face side, and the area of the 75D/36F yarn loop or float on the back side was 75% of the total area.

Then pre-treating, leading the grey cloth into a dye vat, firstly heating to 50 ℃, adding 0.5g/l of degreasing agent, then heating to 80 ℃, and preserving heat for 10min to perform degreasing treatment.

And then dyeing, namely, light pink dye, introducing the pretreated grey cloth into a dye vat, firstly heating to 70 ℃, sequentially adding a certain amount of dye and auxiliary agents, then heating to 125 ℃, carrying out heat preservation for 50 min, cooling to 85 ℃ after finishing, and discharging the dye liquor.

And then carrying out reduction washing, introducing the dyed fabric into a dye vat, adding 4g/l of reduction cleaning agent at 60 ℃, and preserving the temperature at 85 ℃ for 25 min, wherein the reduction cleaning agent is sodium hydrosulfite and caustic soda.

And then shaping the finished product, adding clear water into an auxiliary agent tank, adding 4g/l of moisture absorption and sweat release auxiliary agent PR99 (Japanese) into the auxiliary agent tank, and feeding the cloth treated before into a shaping machine through the auxiliary agent tank, wherein the shaping speed is 20m/min, and the shaping temperature is 170 ℃.

Finally, gilding and silver-plating treatment is carried out, wherein the temperature of gilding and silver-plating is 140 ℃.

Cutting the cloth to a section, and testing the unidirectional transmission index of the cloth to be 316.2 according to the GBT 21655.2-2009 standard; the unidirectional transmission indexes after washing 10 times and 20 times are 330.5 and 334.6 respectively.

Embodiment seven:

the invention discloses a processing technology of a moisture-conducting quick-drying knitted weft-knitted fabric, which comprises the following processing steps of: weaving grey cloth, pretreatment, dyeing, reduction washing, high-temperature setting, reduction washing, finished product setting and printing.

When the grey cloth is woven, three yarns with different DPFs are selected, wherein the yarn with the smallest DPF is 75D/72F moisture absorption and sweat releasing polyester yarns, the yarn with the middle value of the DPF is 40D/36F FDY of common chinlon 6, the yarn with the largest DPF is 50D/24F common semi-gloss low-elasticity light net polyester yarns, and the yarns are respectively arranged on a 34' 28G72F large circular knitting machine to be woven into small mesh jacquard cloth, wherein the front surface is a mesh surface, and the back surface is a jacquard surface; the 72 loops are divided into 18 groups, which are 4 groups; half-pair, upper full (1.3.5.8.10.12.14.17 way) rack 75D/72F, lower half out (2.4.9.11.13.18 way) rack 75D/36F DTY, lower order, lower full (6.7.15.16 way) rack 50D/24F FDY; and the 75D/72F yarn had a loop area of 95% of the total face area and the 50D/24F yarn had a loop area of 70% of the total face area.

Then pre-treating, leading the grey cloth into a dye vat, firstly heating to 60 ℃, adding 3g/l of degreasing agent, then heating to 80 ℃, preserving heat for 40min, and carrying out degreasing treatment.

And then dyeing, namely, deep purple dye, introducing the pretreated grey cloth into a dye vat, firstly heating to 60 ℃, sequentially adding a certain amount of dye and auxiliary agents, then adding 4.6g/l of moisture absorption and sweat release auxiliary agent TF-620 (transfer), then heating to 125 ℃, carrying out heat preservation for 80 min, cooling to 65 ℃ after finishing, and discharging the dye liquor.

And then carrying out reduction washing, introducing the dyed fabric into a dye vat, adding a reduction cleaning agent at 70 ℃, adding a reduction cleaning agent TF-288B 2g/L at 70 ℃, preserving heat for 35 min at 85 ℃, and adding buffer glacial acetic acid 0.4 g/L.

Then carrying out high-temperature shaping, adding clear water into an auxiliary agent tank, adding 8g/l of moisture absorption and sweat release auxiliary agent TF-620 (transfer) into the auxiliary agent tank, then feeding the cloth treated before into a shaping machine through the auxiliary agent tank, wherein the shaping speed is 25m/min, and the shaping temperature is 185 ℃.

And then carrying out reduction washing again, introducing the fabric subjected to high-temperature shaping into a dye vat, adding a reduction cleaning agent TF-288B 6.3g/L at 55 ℃, preserving heat for 30min at 85 ℃, and adding buffer glacial acetic acid 0.4 g/L.

And then shaping the finished product, adding clear water into an auxiliary agent tank, feeding the cloth which is treated before into a shaping machine through the auxiliary agent tank, wherein the shaping speed is 20m/min, and the shaping temperature is 110 ℃.

Finally, carrying out heat transfer printing treatment, wherein the temperature of heat transfer printing is 210 ℃.

Cutting the cloth to obtain a section, and testing the unidirectional transmission index of the cloth according to the GBT 21655.2-2009 standard to be 320.1; the unidirectional transmission indexes after washing for 10 times and 20 times are 333.7 and 342.1 respectively.

Example eight:

the invention discloses a processing technology of a moisture-conducting quick-drying knitted weft-knitted fabric, which comprises the following processing steps of: weaving grey cloth, pretreatment, dyeing, reduction washing, shaping a finished product and printing.

Three different yarns are selected when the grey cloth is woven, wherein the yarn with the smallest DPF is 100D/144F DTY bright Yang Di composite yarn, the yarn with the largest DPF is 100D/36F common semi-bright low-elasticity light net polyester yarn, and the third yarn is 150D/144F bright cation light net DTY with a triangular section; respectively putting them on 34' 28G72F double-sided big circular machine to weave small jacquard waffle, the front side is a relatively flat small jacquard surface, and the back side is a concave-convex waffle surface; of the 72 paths, 10 are in one group, 7 groups are total; half-pair, upper (1.4.6.9 way) shelf 100D/36F, lower full (2.7 way) shelf 150D/144F, lower single 3*1 (3.5.8.10 way) shelf 100D/144F, and with the loop area of the flatter minijacquard 100D/144F yarns accounting for 70% of the total face area and the loop area of the 100D/36F yarns accounting for 100% of the total face area.

Then pre-treating, introducing the grey cloth into a dye vat, heating to 40 ℃, adding 2g/l of degreasing agent, heating to 80 ℃, and preserving heat for 20min to perform degreasing treatment.

And then dyeing, namely selecting black cationic dye and light blue disperse dye, introducing the pretreated grey cloth into a dye vat, heating to 40 ℃, sequentially adding a certain amount of dye and auxiliary agents, heating to 120 ℃, preserving heat for 50 min, cooling to 80 ℃ after finishing, and discharging the dye liquor.

Then reducing and washing, namely introducing the dyed fabric into a dye vat, adding 2g/L of a reducing cleaning agent at 40 ℃, adding 4g/L of a 555 moisture absorption and sweat releasing auxiliary agent after 10min, heating to 85 ℃, and preserving heat for 20min, wherein the reducing cleaning agent is sodium hydrosulfite and caustic soda; .

And then shaping the finished product, adding clear water into an auxiliary agent tank, feeding the cloth which is treated before into a shaping machine through the auxiliary agent tank, wherein the shaping speed is 20m/min, and the shaping temperature is 175 ℃.

Finally, digital printing treatment is carried out, wherein the temperature of digital printing is 140 ℃.

Cutting the cloth to obtain a section, and testing the unidirectional transmission index of the cloth to be 330.0 according to the GBT 21655.2-2009 standard; the unidirectional transmission indexes after washing for 10 times and 20 times are 420.1 and 392.8 respectively.

Claims (1)

1. A processing technology of moisture-conducting quick-drying knitted weft-knitted fabric comprises the following processing steps: the method is characterized by comprising the steps of grey cloth weaving, pretreatment, dyeing, reduction washing and finished product shaping and comprises the following steps of: in the step of grey cloth weaving, grey cloth is formed by weft knitting of 100D/144F semi-gloss low-elasticity light net polyester yarns and 75D/36F hollow semi-gloss low-elasticity light net polyester yarns; the looping area of the 100D/144F semi-gloss low-elasticity light net polyester yarns on the front surface of the gray fabric accounts for 95% of the total area of the front surface, and the looping or floating area of the 75D/36F hollow semi-gloss low-elasticity light net polyester yarns on the back surface of the gray fabric accounts for 70% of the total area of the back surface;

during pretreatment, the grey cloth is led into a dye vat, firstly heated to 50 ℃, added with 0.5g/L of deoiling agent, then heated to 80 ℃, and kept for 10min for deoiling treatment;

during dyeing, the pretreated grey cloth is led into a dye vat, the temperature is firstly increased to 65 ℃, the dye and the auxiliary agent are added, then the temperature is increased to 125 ℃, the heat preservation is carried out for 60 minutes, the temperature is reduced to 75 ℃ after the completion, and the dye liquor is discharged;

during reduction washing, the dyed fabric is led into a dye vat, 7g/L of reduction cleaning agent is added at 50 ℃, and the temperature is kept at 80 ℃ for 30 min;

when the finished product is shaped, adding clear water into an auxiliary agent tank, adding 6g/L of moisture absorption and sweat release auxiliary agent into the auxiliary agent tank, feeding the fabric subjected to reduction washing into a shaping machine through the auxiliary agent tank, wherein the shaping speed is 30m/min, and the shaping temperature is 175 ℃;

finally, gold stamping and silver stamping are carried out, and the temperature of gold stamping and silver stamping is 120 ℃.

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