CN112111832A - Multilayer gauze fabric for infants and children and production process thereof - Google Patents
Multilayer gauze fabric for infants and children and production process thereof Download PDFInfo
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- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
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- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
- D03D13/008—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft characterised by weave density or surface weight
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- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
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- D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
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- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/673—Inorganic compounds
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- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/82—Textiles which contain different kinds of fibres
- D06P3/8204—Textiles which contain different kinds of fibres fibres of different chemical nature
- D06P3/828—Textiles which contain different kinds of fibres fibres of different chemical nature mixtures of fibres containing hydroxyl groups
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- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
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- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/50—Modified hand or grip properties; Softening compositions
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- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
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Abstract
The invention relates to a multilayer gauze fabric for infants, which comprises at least three gauze layers, wherein each gauze layer is formed by interweaving warp yarns and weft yarns; the warp yarns are combed high count folded yarns, the weft yarns are combed high count yarns and carded low count yarns which are alternately woven, the combed high count yarns serve as surface wefts and inner wefts during weaving, and the carded low count yarns serve as middle wefts. The production process comprises the following steps: spooling, namely winding the bleached or dyed yarn into a cone yarn; warping; sizing, namely selecting a sizing agent formula containing esterified starch, acrylic acid, an antistatic agent and a preservative, and sizing at the pH of 6-8 and the temperature of 95-100 ℃; drawing-in and tying-in, namely drawing-in a forward drawing-in method in a subarea mode, wherein the drawing-in number of each reed of the ground tissue and the side yarn tissue is 4; and (5) weaving. The multilayer gauze fabric for infants provided by the technical scheme can effectively meet the characteristics of poor resistance, low body quality and tender skin of infants, and ensures the use safety of infants; the production process is characterized in that combed cotton yarns are matched with vortex cotton yarns, so that the attractive appearance of the fabric can be ensured, and the cost can be reduced.
Description
Technical Field
The invention relates to the technical field of textiles, in particular to a multi-layer gauze fabric for infants and a production process thereof.
Background
The textile for babies is a textile product which is specially developed for babies and children and is suitable for the special physiological characteristics of the babies and children. With the progress of textile technology, the infant textiles have been developed from the original pure cotton to the functional, safe and green ones. The gauze has the characteristics of light weight, air permeability, good water absorption performance, easy wringing, safety, no stimulation and simple cleaning, is not easy to generate bacteria, is more comfortable to use, and is deeply loved by the public due to fine texture, softness and comfort; the special net-shaped structure of the gauze also has the characteristics of cleanness and sanitation, and is very suitable for infants. But when the fabric is really applied to fabrics for babies, the characteristics and the process of the fabric need to be improved so as to meet the characteristics of poor resistance of the babies, low physical quality and tender skin.
Disclosure of Invention
The invention aims to provide a multi-layer gauze fabric for infants and a production process thereof, wherein the fabric can effectively meet the characteristics of poor resistance, low physical quality and tender skin of the infants, and ensures the use safety of the infants.
In order to solve the technical problems, the invention adopts the following technical scheme:
a multi-layer gauze fabric for infants comprises at least three gauze layers, wherein each gauze layer is formed by interweaving warp yarns and weft yarns; the warp yarns are combed high count folded yarns, the weft yarns are combed high count yarns and carded low count yarns which are alternately woven, the combed high count yarns serve as surface wefts and inner wefts during weaving, and the carded low count yarns serve as middle wefts.
Further, the weft yarns also comprise combed cotton yarns; the combed high count folded yarn and the combed high count yarn in the warp yarn and the weft yarn both adopt white combed cotton twin-yarn with the linear density of 14.6 multiplied by 2tex, the open-combed low count yarn adopts white pure cotton open-combed vortex spinning with the linear density of 83.3tex, and the combed cotton yarn is pink and has the linear density of 27.8 tex.
Wherein the warp shrinkage is 8-12%, and the weft shrinkage is 3-4%; the warp density of a finished product is 560-580 (root/10 cm), the warp density of a grey cloth is 540-560 (root/10 cm), the weft density of a finished product is 390-395 (root/10 cm), and the weft density of the grey cloth is 350-355 (root/10 cm); the on-machine weft density is 2.0-2.5%; the warp tightness is 105-115%, the weft tightness of 14.6 multiplied by 2tex is 30-35%, the weft tightness of 83.3tex is 24-27%, the weft tightness of 27.8tex is 30-32%, the total weft tightness is 88-90%, and the total tightness is 100-102%; the yarn consumption of the warp yarn is 48-52 kg/hm, and the yarn consumption of the weft yarn is 40-45 kg/hm.
And provides a production process of the multilayer gauze fabric for infants, which comprises the following steps:
(1) spooling, namely winding the bleached or dyed yarn into a cone yarn;
(2) warping;
(3) sizing, namely selecting a sizing agent formula containing esterified starch, acrylic acid, an antistatic agent and a preservative, and sizing at the pH of 6-8 and the temperature of 95-100 ℃; wherein the mass ratio of the esterified starch to the acrylic acid to the antistatic agent to the preservative is 45-55: 20-30: 3-5: 0.25-0.5;
(4) drawing-in and tying-in, namely drawing-in a forward drawing-in method in a subarea mode, wherein the drawing-in number of each reed of the ground tissue and the side yarn tissue is 4;
(5) and (5) weaving.
Wherein, the warp is woven by the procedures of bleaching → spooling → warping → slashing → tying through → weaving; the weft yarns are subjected to the weft yarn weaving process through bleaching/dyeing → spooling → weaving.
45-55 g/L anhydrous sodium sulphate, 4-6 g/L soda ash, 0.5-1.5 g/L caustic soda and 1-2 mL/L cotton leveling agent are added in the dyeing process of the weft yarn as dyeing assistants.
In the above tying step, the reed number is selected to be 70.
According to the multilayer infant gauze fabric and the production process provided by the technical scheme, the infant gauze fabric is made of natural cotton fibers, and particularly, the problems of poor resistance and low physical quality of infants are solved, and the adopted high-quality cotton fibers have the characteristics of moisture absorption, warm keeping and sanitation, so that the infants can be effectively protected. The production process comprises the steps of matching the combed cotton yarns with the vortex cotton yarns, wherein the combed cotton yarns are less in impurities and high in strength, the woven fabric is fine and smooth in hand feeling, the vortex yarn is high in efficiency and easy to dye and bleach, the attractiveness of the fabric can be guaranteed and the cost can be reduced by combining the combed cotton yarns and the vortex cotton yarns, and patterns can be highlighted and the hand feeling of the fabric can be improved by using at least three layers of gauze layers and vortex spinning as middle weft yarns.
In order to improve the dyeing effect and produce colored patterns during spinning in the dyeing process, the invention adds the anhydrous sodium sulphate, the soda ash, the caustic soda and the leveling agent for cotton. In addition, a new size formula is provided in slashing, so that the infant safety is worried about, the size adopts esterified starch as the main size, has hydrophilic hydroxyl, is similar to and compatible with pure cotton fabric, can reduce regenerated hairiness, and has relatively few broken ends; acrylic acid is used as an auxiliary agent, so that the elongation of the yarn can be improved within a range; the antistatic effect of the fabric can be improved by adding a small amount of the antistatic agent, so that the fabric is softer, the pilling performance is optimized, and the fabric is better in quality.
Drawings
FIG. 1 shows the present embodiment
Fig. 2 is a white jacquard weave pattern diagram of the multilayer gauze fabric for infants prepared in the embodiment;
fig. 3 is a pink ground organization chart of the multilayer gauze fabric for infants prepared in the embodiment;
fig. 4 is a texture card drawing of the multi-layer gauze fabric for infants prepared in this embodiment;
FIG. 5 is a partial schlieren view in the box of FIG. 4.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the following description is given in conjunction with the accompanying examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed.
The present embodiment describes the multi-layer gauze fabric for infants in detail, the multi-layer gauze fabric for infants of this embodiment is a pink bottom, has a white cloud pattern thereon, and includes three gauze layers, each of which is formed by interweaving warp yarns and weft yarns; the warp yarns are combed high-count folded yarns, the weft yarns are combed high-count yarns and plain low-count yarns which are alternately woven, the combed high-count yarns serve as surface wefts and inner wefts during weaving, the plain low-count yarns serve as middle wefts, and in addition, the yarn also comprises pink combed cotton yarns. The specification of the product is 106' JC40/2 × (JC21+ OEC7+ JC21)2:1:2145 × 100, yarn-dyed jacquard is obtained, the warp shrinkage is 10%, the weft shrinkage is 3.4%, the blank length of a gray fabric is 133.3m, the width of the gray fabric is 278.5cm, the number of warp yarns is 14.57 × 2tex combed cotton twin-yarn, white, the number of weft yarns is 14.57 × 2tex combed cotton twin-yarn, white, 83.3tex pure cotton open-comb vortex spinning and white respectively; the finished product warp density is 570 (root/10 cm), the gray fabric warp density is 550 (root/10 cm), the finished product weft density is 393 (root/10 cm), and the gray fabric weft density is 353.7 (root/10 cm); the on-machine weft density is 2.3 percent, and the total warp number is 15333; the warp tightness is 110%, the weft tightness of 14.57 multiplied by 2tex is 32.44%, the weft tightness of 83.3tex is 26.58%, the weft tightness of 27.8tex is 30.71%, the weft total tightness is 89.73%, and the total tightness is 101.03%; the amount of warp yarn was 50.29kg/hm and the amount of weft yarn was 43.21 kg/hm.
The production process of the multilayer gauze fabric for infants specifically comprises the following steps:
spinning process
Firstly, a ring spinning process of warp and weft yarn folded yarns is carried out, which specifically comprises the following steps: open picking → cotton carding → combing preparation → combing → first drawing → second drawing → roving → spun yarn → spooling → doubling → twisted yarn;
the warp yarn density of this example is 14.57 × 2tex, which is a doubled yarn, the nominal weight of hectometer yarn is 2.687g, the nominal moisture regain is 8.5%, and the nominal weight of each process is as shown in table 1:
TABLE 1 common determination of weights for the respective procedures
The roving twist factor is selected to be 95 twists/10 cm and the spun yarn twist factor is selected to be 430 twists/10 cm according to
Wherein Tt is the twist number,
is the twist factor, Nt is the linear density; the roving twist was found to be 4.69 twists/10 cm, and the spun yarn twist was found to be 79.63 twists/10 cm.
The vortex spinning process of the carding low count yarn specifically comprises raw cotton → blowing → cotton carding → head and → end and → vortex spinning.
Warp and weft single weaving process
The warp weaving process flow in the embodiment is as follows: bleaching → spooling → warping → slashing → tying of warp → weaving
The weft weaving process flow comprises the following steps: bleaching/dyeing → spooling → weaving
The bleaching process adopts hydrogen peroxide bleaching, the yarn bleached by the hydrogen peroxide has high whiteness and stability, and good impurity removal effect under the condition of low scouring requirement, belongs to an environment-friendly auxiliary agent, and is washed by hot water after bleaching and is washed by cold water for a plurality of times so as to prevent residual components of the hydrogen peroxide from causing light color or colored patterns of the yarn.
The weft dyeing process adopts vat dye, mainly adopts anthraquinone type, and uses yellow dye and red dye to make proportioning and blending into pink, and in order to obtain good dyeing effect and prevent colored flower, the auxiliary agents of anhydrous sodium sulphate, soda, caustic soda and levelling agent are added, and its concrete formula is shown in table 2, and its technological process is shown in figure 1.
TABLE 2 dye formula
Weaving process
The winding process is to wind the bleached or dyed yarn into cone yarn, and the quality of the yarn is ensured due to higher requirements of the fabric, so that the yarn evenness is ensured to be good, the winding density and the tension are controlled to be proper so as to avoid excessive hairiness, the parameters of the electronic yarn cleaner are set properly, and the quality of the yarn is ensured.
The warp and weft warping process selects batch warping, the tension of the warping process is kept constant, the batch warping is convenient for arranging patterns, the broken filaments are less, the later weaving is not influenced, and the specific parameters are shown in table 3.
TABLE 3 warping parameters
The sizing agent adopted in the sizing process in the embodiment takes the esterified starch as the main sizing agent, and the esterified starch has hydrophilic hydroxyl groups due to the fact that the raw material is pure cotton, so that the regenerated hairiness can be effectively reduced and the broken ends are fewer by utilizing the principle of similarity and intermiscibility. The added auxiliary agent selects a small amount of acrylic acid, so that the elongation of the yarn can be improved within a range, the antistatic effect of the fabric is improved by using a small amount of the antistatic agent, the fabric is softer, the pilling performance is optimized, and the fabric is better in quality. For the health of infants, a very small amount of preservative is added. In the processing process, in order to not destroy the quality of the yarn, the PH value is controlled to be neutral, the temperature is controlled to be about 98 degrees, the relatively stable sizing rate and the solid content rate are ensured, the winding speed cannot be too high, the yarn breakage is prevented, the tension is properly controlled, and the quality of the sized yarn can be stable. The slurry formulations are shown in table 4.
TABLE 4 slurry formulations
The multilayer gauze fabric for the infants is a three-layer structure, the warp and weft density is large, the special consideration of the structure also aims to prevent the influence of redundant hairiness caused by too large friction among yarns on the quality of an actual cloth surface woven by the fabric, the drawing-in and tying process adopts a forward drawing method, and the sectional drawing is carried out, for example, the upper layer structure is selected to be penetrated in the front, the lower layer structure is selected to be penetrated in the back, the layering is realized, wherein the penetrating number of each reed of the ground structure and the side yarn structure is 4, and the reed number is selected to be 70 which is not too dense in the consideration of sparse structure and air permeability of the gauze fabric.
And finally, weaving, comprehensively considering the appearance of the infant and children-like gauze and the structure of the gauze, ensuring that the beating-up speed cannot be too high, considering that the opening is clear during weaving, the opening time is 310 degrees, the weaving is more convenient, the tension is controlled to be proper, and the height of the back beam is higher, so that the yarns are closer to the opening during beating-up, the friction among the yarns can be further reduced, the quality of the fabric is improved, and the condition that the fabric is stretched and deformed after being woven can be eliminated as much as possible. The combed yarns are used as surface and lining wefts during weaving, the vortex yarns are used as middle wefts, the fabric quality is considered, the cost can be saved, and the advantages of the fabric are maximized.
The fabric structure of the multilayer gauze fabric for infants prepared according to the production process of the embodiment is formed by combining a pattern structure (shown in fig. 2) and a ground structure (shown in fig. 3), wherein a pattern card of the structure is shown in fig. 4, a partial pattern card of the structure is shown in fig. 5, and it can be seen from the pattern position of fig. 4 that more warp yarns (white) in a surface layer structure appear at the pattern position, more weft points (powder) appear at the ground structure part, correspondingly, more warp yarns appear at the ground structure part of the back surface of the fabric, more weft yarns appear at the pattern structure, so that the surface warp yarns in a white jacquard structure correspond to the back warp yarns in a pink texture, the surface weft yarns in the white jacquard structure correspond to the back weft yarns in the pink texture, and the surface weft yarns in the white jacquard structure correspond to the back weft yarns in the.
Quality testing
The obtained multilayer gauze fabric for babies is tested, the warp and weft density and the breaking strength of the gauze are tested, quality evaluation is carried out according to results, and whether the multilayer gauze for babies meets the enterprise standard or not is checked. The instruments used were a ruler, a densitometer and a YG026 type electronic fabric forcer.
The test results are collated as shown in Table 5.
Table 5 comparative evaluation table of test results
Based on the test results, the standard strength is calculated as Q ═ P × N × K × T ÷ 200, where: q-warp theoretical strength, cN; the breaking strength of the P-single yarn is 14.9 cN/tex of the folded yarn; n-yarn standard density, root/10 cm; k-the yarn strength utilization coefficient is 1.01; t-warp and weft yarn density, tex; substituting the formula to obtain the warp theoretical strength of 1250 cN; the weft theoretical tenacity was 862 cN. The size of the deviation is compared with the enterprise internal control standard, the deviation range is within the enterprise internal control range standard, namely the baby multilayer gauze meets the enterprise internal control standard.
The multilayer gauze fabric for infants is particularly suitable for infants, adopts high-quality cotton fibers, is soft and skin-friendly, has the characteristics of moisture absorption, warmth retention, sanitation and the like, can effectively protect the infants, and has less various additives during yarn production and weaving, so that the health is not harmed. The production process selects the combination of the combed cotton yarn and the vortex cotton yarn, the combed cotton yarn has less impurities and high strength, the woven fabric has fine and smooth hand feeling, the vortex yarn has high efficiency and is easy to dye and bleach, and the combination of the combed cotton yarn and the vortex cotton yarn can ensure the attractive appearance of the fabric and reduce the cost. And the gauze layer of this baby's multilayer gauze surface fabric is the three-layer, and vortex spinning is changeed when weaving thick fabric and is highlighted the decorative pattern, improves the surface fabric outward appearance and looks like the nature.
The present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent changes and substitutions without departing from the principle of the present invention after learning the content of the present invention, and these equivalent changes and substitutions should be considered as belonging to the protection scope of the present invention.
Claims (10)
1. The utility model provides an infant multilayer gauze fabric which characterized in that: the gauze fabric layer comprises at least three layers and is formed by interweaving warp yarns and weft yarns; the warp yarns are combed high count folded yarns, the weft yarns are combed high count yarns and carded low count yarns which are alternately woven, the combed high count yarns serve as surface wefts and inner wefts during weaving, and the carded low count yarns serve as middle wefts.
2. The multi-layer gauze fabric for infants and children according to claim 1, which is characterized in that: the warp shrinkage is 8-12%, and the weft shrinkage is 3-4%.
3. The multi-layer gauze fabric for infants and children according to claim 1, which is characterized in that: the warp density of a finished product is 560-580 (root/10 cm), the warp density of a grey cloth is 540-560 (root/10 cm), the weft density of a finished product is 390-395 (root/10 cm), and the weft density of the grey cloth is 350-355 (root/10 cm); the weft density on the machine is 2.0-2.5%.
4. The multi-layer gauze fabric for infants and children according to claim 1, which is characterized in that: the yarn consumption of the warp yarn is 48-52 kg/hm, and the yarn consumption of the weft yarn is 40-45 kg/hm.
5. The multi-layer gauze fabric for infants and children according to claim 1, which is characterized in that: the weft yarns also comprise combed cotton yarns; the combed high count folded yarn and the combed high count yarn in the warp yarn and the weft yarn both adopt white combed cotton twin-yarn with the linear density of 14.6 multiplied by 2tex, the open-combed low count yarn adopts white pure cotton open-combed vortex spinning with the linear density of 83.3tex, and the combed cotton yarn is pink and has the linear density of 27.8 tex.
6. The multi-layer gauze fabric for infants and children according to claim 5, which is characterized in that: the warp tightness is 105-115%, the weft tightness of 14.6 x 2tex is 30-35%, the weft tightness of 83.3tex is 24-27%, the weft tightness of 27.8tex is 30-32%, the total tightness of weft is 88-90%, and the total tightness is 100-102%.
7. The production process of the multilayer gauze fabric for infants and children as claimed in any one of claims 1 to 6, characterized by comprising the following steps:
(1) spooling, namely winding the bleached or dyed yarn into a cone yarn;
(2) warping;
(3) sizing, namely selecting a sizing agent formula containing esterified starch, acrylic acid, an antistatic agent and a preservative, and sizing at the pH of 6-8 and the temperature of 95-100 ℃; wherein the mass ratio of the esterified starch to the acrylic acid to the antistatic agent to the preservative is 45-55: 20-30: 3-5: 0.25-0.5;
(4) drawing-in and tying-in, namely drawing-in a forward drawing-in method in a subarea mode, wherein the drawing-in number of each reed of the ground tissue and the side yarn tissue is 4;
(5) and (5) weaving.
8. The production process of the multilayer baby gauze fabric according to claim 4, characterized in that: the warp is woven by the procedures of bleaching → spooling → warping → slashing → tying through → weaving; the weft yarns are subjected to the weft yarn weaving process through bleaching/dyeing → spooling → weaving.
9. The production process of the multilayer baby gauze fabric according to claim 4, characterized in that: 45-55 g/L anhydrous sodium sulphate, 4-6 g/L soda ash, 0.5-1.5 g/L caustic soda and 1-2 mL/L leveling agent for cotton are added in the dyeing process of the weft yarn as dyeing assistants.
10. The production process of the multilayer baby gauze fabric according to claim 4, characterized in that: the tying-in warp reed number is selected to be 70.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010982607.XA CN112111832A (en) | 2020-09-17 | 2020-09-17 | Multilayer gauze fabric for infants and children and production process thereof |
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Application publication date: 20201222 |