Single-layer effect alkali-decrement lightweight quick-drying antibacterial weft knitting fabric

Abstract

The utility model discloses a single-layer effect alkali-decrement light-weight quick-drying antibacterial weft knitting fabric. The single-layer effect alkali-decrement light-weight quick-drying antibacterial weft knitting fabric is formed by interweaving 40S microporous blended yarns and 50D / 36F Dupont SORONA fibers, wherein the 40S microporous blended yarns are woven with the 50D / 36F Dupont SORONA fibers; the microporous blended yarn covers 50D / 36F Dupont SORONA fibers and is formed by interweaving through a fine weaving process, and a plain front coil layer and a plain back coil layer are formed; the fabric is formed by weaving fiber micropore blended yarns such as cotton, polyester, modal and the like and Dupont SORONA double-component fully-drawn polyester filaments, so that the fabric has a gradually-hidden and gradually-appearing blue and white alternate vertical stripe texture in appearance style, is more skin-friendly and dry in touch feeling, and is comfortable and warm when worn next to the skin; in addition, the fabric also has the functions of moisture absorption, breathability, antibiosis, deodorization, snagging resistance, pilling resistance and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to knitted fabric technical field especially is a single layer effect alkali weight reduction lightweight fast dry antibacterial weft knitted fabric. BACKGROUND

[0002] With the arrival of autumn, the temperature is gradually cool, and the consumer's demand for sportswear is not only comfortable and skin-friendly, but also additional functions such as lightweight, fast-drying, antibacterial, etc. in order to bring comfortable wearing experience in sports; the traditional knitted fabric becomes the first choice of the inner clothing fabric in autumn and winter due to its softness and unique ductility and the lightweight, fast-drying, antibacterial and other characteristics given in the weaving, dyeing and finishing process; however, the traditional knitted fabric also has problems such as easy deformation after washing, poor wrinkle resistance, insufficient comfort and other various problems.

[0003] In view of this, the designer of the present design has deeply conceived and actively researched and improved to develop and design the present case in view of the many shortcomings and inconvenience caused by the imperfect structure of the above-mentioned fabric. SUMMARY

[0004] The utility model discloses a single layer effect alkali weight reduction lightweight fast dry antibacterial weft knitted fabric, which is woven from cotton, polyester, modal and other fiber microporous blended yarn and Dupont SORONA double-component full-drawing polyester filament, not only has gradually appearing blue and white vertical stripes on the appearance style, but also has a more skin-friendly and dry touch, comfortable and warm wearing; in addition, it has the functions of moisture absorption, air permeability, antibacterial and odor resistance, anti-snagging and anti-pilling.

[0005] In order to achieve the above purpose, the solution of the utility model is as follows:

[0006] A single layer effect alkali weight reduction lightweight fast dry antibacterial weft knitted fabric is interwoven by 40S microporous blended yarn and 50D / 36F Dupont SORONA double-component full-drawing polyester FDY filament; the single layer effect alkali weight reduction lightweight fast dry antibacterial weft knitted fabric is interwoven and stacked by a front loop layer and a back loop layer, the front loop layer is composed of 40S microporous blended yarn, and the back loop layer is composed of 50D / 36F Dupont SORONA double-component full-drawing polyester FDY filament; the 40S microporous blended yarn is covered on the 50D / 36F Dupont SORONA double-component full-drawing polyester FDY filament, and is interwoven into the front loop layer and the back loop layer of plain weave through the knitting process.

[0007] The front loop and the back loop of the single layer effect alkali weight reduction lightweight fast dry antibacterial weft knitted fabric are combined to form a single layer two-color vertical stripe appearance.

[0008] The 40S micro-porous blended yarn and the 50D / 36F Dupont SORONA double-component full-drawing polyester FDY filament have a yarn weight ratio of 70%-74%:26%-30%.

[0009] The 40S micro-porous blended yarn is made of polyester, cotton and modal fibers, and the weight ratio of the polyester, cotton and modal fibers is 50%:25%:25%.

[0010] The fabric body is formed by a weft plain stitch layer of one course, and the needle arrangement of the weft plain stitch is alternately arranged as single needle looping and sinker auxiliary unlooping.

[0011] The single-layer effect alkali-reduced lightweight quick-drying antibacterial weft-knitted fabric has a square meter weight of 145-150 / m 2 .

[0012] The average length of the 40S micro-porous blended yarn in each 100 loops of the single-layer effect alkali-reduced lightweight quick-drying antibacterial weft-knitted fabric is 30.8 cm, and the average length of the 50D / 36F Dupont SORONA double-component full-drawing polyester FDY filament in each 100 loops of the single-layer effect alkali-reduced lightweight quick-drying antibacterial weft-knitted fabric is 29 cm.

[0013] Compared with the prior art, the single-layer effect alkali-reduced lightweight quick-drying antibacterial weft-knitted fabric has the following advantages:

[0014] 1、The fabric has a lightweight quick-drying effect: the 28-needle 30-inch single-face circular weft-knitting machine with a needle arrangement of four needle tracks of needle cylinders and one slice track of sinker auxiliary unlooping is used for knitting; wherein: the front loop layer is composed of 40S micro-porous blended yarn (the proportion is: polyester 50%, cotton 25%, and modal 25%), the yarn has good air permeability and comfort, and meanwhile maintains the strength and durability of the fabric; the back loop layer is composed of 50D / 36F Dupont SORONA double-component full-drawing polyester FDY filament, the high-performance fiber not only increases the warmth retention performance of the fabric, but also improves the wear resistance and wrinkle resistance of the fabric; the front loop layer and the back loop layer are interwoven and superimposed, forming a kind of weft-knitted fabric with a vertical stripe appearance style, which is lightweight, warm, quick-drying, antibacterial, comfortable, wear-resistant and wrinkle-resistant in function;

[0015] 2, The utility model discloses face fabric is comfortable, moisture absorption and quick drying, antibacterial and deodorization performance: (1), 40S microporous blended yarn and 50D / 36F dupont SORONA double component full-drawing polyester FDY filament interweave and form, wherein, 40S microporous blended yarn is mixed by three kinds of fibers according to certain proportion: terylene accounts for 50%, cotton accounts for 25%, modal accounts for 25%, this 40S microporous blended yarn is covered on 50D / 36F dupont SORONA double component full-drawing polyester FDY filament, and the soft comfortable wearing experience can be brought to skin contact with close-fitting surface, and it is more applicable to autumn sportswear, (2), fabric adopts sweat cloth structure and is woven, and 40S microporous blended yarn located in the front because of the unique hollow structure of fabric in alkali reduction process in dyeing and finishing process can store part of air, reduce air circulation, thus have better warm-keeping effect, (3), the utility model discloses fabric adopts and weaves in the barrel diameter 30 inches, and the number of stitches is 28 needle / inch single face circular weft machine, and fabric has light thin soft characteristic, (4), fabric carries out antibacterial process in dyeing and finishing process, and endows fabric with antibacterial and deodorization, moisture absorption and ventilation function, and it is more comfortable and healthy to wear. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the front view schematic drawing of the utility model fabric's real object front (outer layer) with blue and white interlaced vertical stripes;

[0017] Fig. 2 It is the back view schematic drawing of the utility model fabric's real object back (inner layer);

[0018] Fig. 3 It is the front view schematic drawing of the utility model fabric's front pattern structure.

[0019] Fig. 4 It is the front view schematic drawing of the utility model fabric's back pattern structure. DETAILED DESCRIPTION

[0020] In order to further explain the technical scheme of the utility model, the utility model will be described in detail below through specific embodiments.

[0021] Referring to Figs. 1 to 4The utility model discloses a single layer effect alkali reduction light weight fast dry antibacterial weft knitted fabric, single layer effect alkali reduction light weight fast dry antibacterial weft knitted fabric is 40S microporous blended yarn (wherein the proportion is: terylene 50%, cotton 25%, modal 25%) and 50D / 36F dupont SORONA double component full-drawing polyester FDY filament interweave, single layer effect alkali reduction light weight fast dry antibacterial weft knitted fabric is by the interweaving of positive loop layer and reverse loop layer and is formed, the positive loop layer is formed by 40S microporous blended yarn, the reverse loop layer is formed by 50D / 36F dupont SORONA double component full-drawing polyester FDY filament, the 40S microporous blended yarn is covered on 50D / 36F dupont SORONA double component full-drawing polyester FDY filament, and the positive loop layer and the reverse loop layer of plain weave that interweave by weaving process are formed.

[0022] The positive loop and the reverse loop of the single layer effect alkali reduction light weight fast dry antibacterial weft knitted fabric are combined to form a single layer two-color interlaced vertical stripe appearance.

[0023] The yarn weight ratio of the 40S microporous blended yarn and the 50D / 36F dupont SORONA double component full-drawing polyester FDY filament is 70%-74%:26%-30%.

[0024] The 40S microporous blended yarn is made of terylene, cotton and modal, and the weight ratio of terylene, cotton and modal is 50%:25%:25%.

[0025] The fabric body is circularly configured by a weft plain needle single-layer stitch layer, and the needle arrangement of the single-layer stitch is alternately configured as single needle looping and sinker auxiliary doffing.

[0026] The single layer effect alkali reduction light weight fast dry antibacterial weft knitted fabric has a square meter gram weight of 145-150 / m 2 .

[0027] The average length of the 40S microporous blended yarn in each 100 loops in the single layer effect alkali reduction light weight fast dry antibacterial weft knitted fabric is 30.8 cm, and the average length of the 50D / 36F dupont SORONA double component full-drawing polyester FDY filament in each 100 loops in the single layer effect alkali reduction light weight fast dry antibacterial weft knitted fabric is 29 cm.

[0028] The single-layer alkali-reduced lightweight and warm weft-knitted fabric of this invention comprises a fabric body with a plain weave front and a plain weave back. The plain weave portion of the front of the fabric body is composed of 40S microporous blended yarn (in the proportions of 50% polyester, 25% cotton, and 25% modal), while the plain weave portion of the back of the fabric body is composed of 50D / 36F DuPont SORONA bicomponent fully stretched polyester FDY filaments. This fabric features a single-layer two-tone alternating vertical stripe appearance and possesses functions such as lightweight warmth, comfortable hand feel, moisture absorption and quick drying, antibacterial and odor suppression, and anti-pilling properties. Therefore, this fabric is a skin-friendly, warm, moisture-wicking, quick-drying, and antibacterial environmentally friendly knitted long-sleeved innerwear fabric to meet the market demand for high-quality innerwear in autumn and winter.

[0029] Compared with existing technologies, the single-layer effect alkali-reducing, lightweight, quick-drying, antibacterial weft-knitted fabric of this invention has the following advantages:

[0030] 1. This utility model fabric features a lightweight and quick-drying effect: it is knitted using a 28-needle 30-inch single-sided circular knitting machine with a single-sided weft knitting configuration featuring four needle channels and one sinker channel for loop removal. The front loop layer is composed of 40S microporous blended yarn (50% polyester, 25% cotton, and 25% modal), which offers excellent breathability and comfort while maintaining the fabric's strength and durability. The reverse loop layer is composed of 50D / 36F DuPont SORONA bicomponent fully stretched polyester FDY filament, a high-performance fiber that not only enhances the fabric's warmth but also improves its abrasion resistance and wrinkle resistance. The front and reverse loop layers interweave and overlap to form a striped appearance, resulting in a lightweight, warm, quick-drying, antibacterial, comfortable, abrasion-resistant, and wrinkle-resistant knitted weft-knitted fabric.

[0031] 2, the utility model discloses fabric is comfortable, moisture absorption and quick drying, antibacterial and deodorization performance: (1), 40S microporous blended yarn and 50D / 36F dupont SORONA double component full-drawing polyester FDY filament interweave and form, wherein, 40S microporous blended yarn is mixed by three kinds of fibers according to certain proportion: terylene accounts for 50%, cotton accounts for 25%, modal accounts for 25%, this 40S microporous blended yarn is covered on 50D / 36F dupont SORONA double component full-drawing polyester FDY filament, and the soft comfortable wearing experience can be brought to skin contact with close-fitting surface, and it is more applicable to autumn sportswear, (2), fabric adopts sweat cloth structure and is prepared, and 40S microporous blended yarn located at the front because of the alkali reduction process in dyeing and finishing process makes fabric have unique hollow structure, can store part of air, reduce air circulation, thus have better warm-keeping effect, (3), the utility model discloses fabric is woven on 30 inches in diameter, 28 needles / inch single face circular weft machine, and the fabric has light, thin and soft characteristics, (4), fabric carries out antibacterial process in dyeing and finishing process, and the fabric is endowed with antibacterial and deodorization, moisture absorption and ventilation functions, and it is more comfortable and healthy to wear.

[0032] The utility model discloses still disclose a single layer effect alkali reduction lightweight quick-drying antibacterial weft knitted fabric's production method, including knitted weaving procedure and dyeing and finishing procedure, wherein, the weaving method of knitted weaving procedure is:

[0033] 28 needle 30 inch single face circular weft machine of single face tissue needle arrangement configuration of 4 needle path needle cylinder needle and 1 piece path sinker auxiliary knock-over is woven, and the minimum cycle of one complete organization of the single layer effect alkali reduction lightweight quick-drying antibacterial weft knitted fabric is 1 longitudinal row X 1 transverse row, wherein: longitudinal row is arranged and forms by 4 needle path 1 needle cylinder needle and 1 piece path 1 sinker auxiliary knock-over, and transverse row is configured by 1 way loop system number around needle cylinder,

[0034] Wherein, the arrangement of 1 needle cylinder needle of one complete organization is A, and A indicates high butt needle, and the threading mode of 1 way loop system of one complete organization is: the upper hole of guide nozzle is threaded with 40S microporous blended yarn (wherein the proportion is: terylene 50%, cotton 25%, modal 25%), and the lower hole of guide nozzle is threaded with 50D / 36F dupont SORONA double component full-drawing polyester FDY filament, and the upper and lower hole yarns work simultaneously, and face yarn covers ground yarn and interweaves;

[0035] Table 1 is the cam and threading configuration table of one complete organization:

[0036] ;

[0037] Threading configuration corresponds to: 1 indicates threading 40S microporous blended yarn (wherein the proportion is: terylene 50%, cotton 25%, modal 25%), and 2 indicates 50D / 36F dupont SORONA double component full-drawing polyester FDY filament;

[0038] Triangle configuration symbol explanation: "Δ" represents the needle cylinder needle into a circle;

[0039] Among them: the average length of 40S microporous blended yarn (the proportion is: polyester 50%, cotton 25%, modal 25%) in each 100 loops of the single-layer effect alkali reduction lightweight quick-drying antibacterial weft-knitted fabric is 30.8 cm; the average length of 50D / 36F Dupont SORONA double-component full-drawing polyester FDY filament in each 100 loops of the single-layer effect alkali reduction lightweight quick-drying antibacterial weft-knitted fabric is 29 cm.

[0040] The dyeing and finishing process includes: cloth sorting → end sewing → oxygen bleaching (LTP-G2 2G / L, flake alkali 1.5G / L, hydrogen peroxide 6G / L, 85℃*65min) → first acid pickling (HAC 0.3G / L, room temperature) → cold washing → dehydration → width splitting → pre-setting (temperature is 180℃) → cloth sorting → alkali reduction (LTP-G2 1G / L, flake alkali 10G / L, TF118L 0.5G / L, 125℃*40min) → hot washing (TF-510B 1G / L, 70℃*15min) → second acid pickling → polyester dyeing → washing → cotton dyeing → third acid pickling → soaping → color fixing → dehydration → qualitative drying → product setting (930 10G / L) → winding → product inspection; wherein,

[0041] Oxygen bleaching process: according to bath ratio 1:12, cold water is injected into the cylinder of Zhaoyasi L-type high-temperature high-pressure double-liquid flow dyeing machine, 1.5G / L flake alkali is added, and when the temperature rises to 70℃, 6G / L hydrogen peroxide and 2G / L LTP-G2 refining penetrant are injected, the injection time is 5 minutes, and after 3 minutes of circulation operation, it is raised to 85℃ at a speed of 3℃ / min, and the temperature is kept for 65 minutes of circulation operation, and overflow washing is performed to discharge the liquid below 40℃;

[0042] First acid pickling process: according to bath ratio 1:12, cold water is injected into the cylinder of Zhaoyasi L-type high-temperature high-pressure double-liquid flow dyeing machine, and 0.3G / L proportion of glacial acetic acid solution is injected; start the main pump and circulate for 5 minutes at 60℃, then discharge the liquid;

[0043] Pre-setting process: a width type setting machine is used for pre-setting processing, dip water is added, and the setting temperatures of the first to ninth sections of the oven are respectively: 170℃, 180℃, 180℃, 180℃, 180℃, 180℃, 180℃, 180℃, 140℃; the oven fan speed is set to 1500 revolutions per minute, the control speed is 18 meters per minute, and the cloth falling temperature is controlled below 50℃;

[0044] Alkali reduction process: Put the pretreated fabric into a high-temperature and high-pressure double-liquid dyeing machine, add 10G / L flake alkali at about 40℃, the injection time is 2 minutes, then inject 0.5G / L TF118L alkali reduction promoter from the additional cylinder of the dyeing machine into the dyeing machine, the injection time is 1 minute, then inject 1G / L LTP-G2 refining penetrant, the injection time is 1 minute, and then circulate for 2 minutes; increase the temperature at a rate of 2℃ / min, and control the final temperature at about 125℃, circulate for 40 minutes, then cool to 60℃, and overflow wash to 40℃ to drain;

[0045] Hot washing process: according to bath ratio 1:12, inject cold water into the cylinder of Yaji L type high-temperature and high-pressure double-liquid dyeing machine, start the main pump and hot washing program, add 1G / L TF-510B water softener, the injection time is 1 minute, then circulate for 2 minutes, then increase the temperature of the water solution and fabric in the dyeing machine from room temperature to 70℃ at a rate of 3.0℃ / min, circulate for 10 minutes, and overflow wash to 40℃ to drain;

[0046] Second acid washing process: according to bath ratio 1:12, inject cold water into the cylinder of Yaji L type high-temperature and high-pressure double-liquid dyeing machine, and inject glacial acetic acid solution at a proportion of 0.3G / L; start the main pump, circulate at 60℃ for 5 minutes, and then drain;

[0047] Polyester dyeing process: according to bath ratio 1:12, inject cold water into the cylinder of Yaji L type high-temperature and high-pressure double-liquid dyeing machine, start the main pump; inject 0.5G / L high-temperature leveling agent solution from the additional cylinder of the dyeing machine into the cylinder of the dyeing machine, the injection time is 1 minute, then circulate for 3 minutes; inject corresponding concentration of disperse dye (disperse yellow ACE-Y 0.023%, disperse red ACE-RR 0.035%, disperse blue ACE-B 0.086%) into the dyeing cylinder according to the weight ratio of the fabric, the injection time is 5 minutes, then circulate for 5 minutes, start the dyeing program, and increase the temperature to 80℃ at a rate of 3.0℃ / min, keep the temperature for 5 minutes, then increase the temperature to 110℃ at a rate of 1.5℃ / min, keep the temperature for 5 minutes; then increase the temperature to 120℃ at a rate of 1.2℃ / min, keep the temperature for 5 minutes; then increase the temperature to 130℃ at a rate of 2℃ / min, keep the temperature for 30 minutes; then decrease the temperature to 120℃ at a rate of 2.5℃ / min, keep the temperature for 5 minutes; then decrease the temperature to 110℃ at a rate of 0.7℃ / min, keep the temperature for 5 minutes, then decrease the temperature to 60℃ at a rate of 1.5℃ / min, keep the temperature for 20 minutes, take a sample for color matching; confirm the color and then drain and clean;

[0048] Cotton dyeing process: according to bath ratio 1:12, cold water is injected into the cylinder of Jiangya L-shaped high-temperature and high-pressure double liquid dyeing machine, and the main pump is started; 2G / L of sodium sulfate is sequentially injected into the cylinder of the dyeing machine from the additional cylinder of the dyeing machine, and the injection time is 5 minutes, and then the recirculation operation is performed for 3 minutes; active dyes (active yellow EN-Y 0.01%, active red EN-BR 0.01%, active blue EN-NB 0.075%) are injected into the dyeing cylinder according to the weight ratio of the fabric, the injection time is 10 minutes, and the recirculation operation is performed for 5 minutes, then 10G / L of flake alkali is added, the injection time is 10 minutes, and the recirculation operation is performed for 5 minutes; the dyeing program is started, the temperature is raised from room temperature to 60 DEG C at a temperature rising speed of 1.0 DEG C / minute, the temperature is kept for 60 minutes, and the sample is colored; after the color is confirmed, the liquid is discharged;

[0049] Third pickling process: according to bath ratio 1:12, cold water is injected into the cylinder of Jiangya L-shaped high-temperature and high-pressure double liquid dyeing machine, and 0.3G / L of glacial acetic acid solution is injected; the main pump is started, and the temperature is kept at 60 DEG C for 5 minutes, then the liquid is discharged for soaping, and the cylinder is dehydrated;

[0050] Product shaping process: the semi-finished product is shaped by using the Ligong tentering machine; the dip solution is prepared according to the corrected dip process formula; the weight of the prepared dip solution is calculated and the amount is controlled according to the total amount of liquid on the fabric after dipping and the volume of the dip tank; the dip solution formula is: 10g / L of 930 antibacterial additive; 100L of the prepared solution is added into the dip tank of the Ligong tentering machine, and the pick-up rate is controlled to be 42-45%; the temperatures of the first to ninth ovens are respectively set to be 130 DEG C, 130 DEG C, 130 DEG C, 130 DEG C, 130 DEG C, 130 DEG C, 130 DEG C, 130 DEG C and 130 DEG C, the rotating speed of the oven fan is controlled to be 1500r / min, the vehicle speed is controlled to be 18m / min, and the fabric falling temperature is controlled to be below 50 DEG C.

[0051] The fabric can be knitted on a single face circular weft machine with a cylinder diameter of 30 inches and a needle arrangement of 28 needles per inch, and has the characteristics of simple preparation process.

[0052] The single-layer effect alkali-reduced lightweight quick-drying antibacterial weft-knitted fabric produced by the method has the moisture absorption and quick-drying properties, and the corresponding standard and test results are shown in Table 2.

[0053]

[0054] The above examples and drawings are not limited to the product form and style of the utility model, and any ordinary skilled person in the art can make appropriate changes or modifications, which should be considered as not departing from the patent category of the utility model.

Claims

1. A single layer effect alkali-reduced lightweight quick-drying antibacterial weft-knitted fabric, characterized in that: The single-layer effect alkali-reducing lightweight quick-drying antibacterial weft-knitted fabric is interwoven by 40S microporous blended yarn and 50D / 36F Dupont SORONA bicomponent fully drawn polyester FDY filament; the single-layer effect alkali-reducing lightweight quick-drying antibacterial weft-knitted fabric is interwoven and superimposed by a front loop layer and a back loop layer, the front loop layer is composed of 40S microporous blended yarn, and the back loop layer is composed of 50D / 36F Dupont SORONA bicomponent fully drawn polyester FDY filament; the 40S microporous blended yarn is covered on the 50D / 36F Dupont SORONA bicomponent fully drawn polyester FDY filament, and is interwoven into the front loop layer and the back loop layer by the knitting process.

2. The single layer effect alkali-reduced, low mass, quick-drying, antibacterial weft knitted fabric according to claim 1, characterized in that: The front loop and the back loop of the single-layer effect alkali-reducing lightweight quick-drying antibacterial weft-knitted fabric are combined to form a single-layer two-color interlaced vertical stripe appearance.

3. The single layer effect alkali-reduced, low mass, quick-drying, antibacterial weft knitted fabric according to claim 2, characterized in that: The yarn weight ratio of the 40S microporous blended yarn and the 50D / 36F Dupont SORONA bicomponent fully drawn polyester FDY filament is 70%-74%:26%-30%.

4. The single layer effect alkali-reduced, low mass, quick-drying, anti-microbial weft knitted fabric as claimed in claim 1, wherein: The single-layer effect alkali-reducing lightweight quick-drying antibacterial weft-knitted fabric is circularly arranged by a weft plain single-layer stitch layer, and the needle arrangement of the single-layer stitch is alternately arranged as single needle loop formation and sinker auxiliary knock-over.

5. The single-layer effect alkali-reducing, lightweight, quick-drying, antibacterial weft-knitted fabric as described in claim 1, characterized in that: The single-layer effect alkali-reduced lightweight quick-drying antibacterial weft-knitted fabric has a square meter weight of 145-150 / m 2 .

6. The single layer effect alkali-reduced low mass quick-drying antibacterial weft knitted fabric according to claim 1, characterized in that: The average length of the 40S microporous blended yarn in each 100 loops of the single-layer effect alkali-reducing lightweight quick-drying antibacterial weft-knitted fabric is 30.8 cm, and the average length of the 50D / 36F Dupont SORONA bicomponent fully drawn polyester FDY filament in each 100 loops of the single-layer effect alkali-reducing lightweight quick-drying antibacterial weft-knitted fabric is 29 cm.

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