119results about "Mercerising of yarns/threads/filaments" patented technology

The invention relates to mixed denim and a technique for producing the same. The technique is as follows: firstly, multi-color segment dyeing yarns are adopted to be arranged and combined into bottom colored flower patterns of the denim; secondly, a main fundamental color required by the denim is dyed for the second time on a surface layer of the denim yarns; thirdly, partial colors on the surface layer of the denim are locally peeled off and internal colors of the yarns and the bottom colored flower patterns of the denim are exposed, thereby the mixed effect that the boundary of the flower patterns is blurred and the color is soft is protruded. The technique for producing the mixed denim comprises the following steps of: production of the multi-color segment yarns, yarn mixing and warping, pretreatment, dyeing and sizing, weaving and after finishing. The mixed flower patterns reach the effects of roughness, rusticity, rich color, softness and naturalness, and the techniques such as flower production, dyeing, sizing and so on can be finished once simultaneously, thereby the technique reduces labor duplication, saves a great deal of energy and can obviously reduce the production cost and the pollution of the mixed denim and the multi-color segment dyeing yarns.

The invention relates to a mercerized yarn, a pulp-free woven fabric and production methods of the mercerized yarn and the pulp-free woven fabric, and provides a method for starching and weaving a warp by singed, mercerized and colored mercerized cotton yarn instead of the traditional pure cotton. A special mercerizing process is adopted, so the effects that mercerizing is more sufficient, the luster is brighter and the size stability is more excellent can be achieved; the fabric does not need singeing or mercerizing in a finishing process; the process flow is shortened; the production efficiency is improved, and the investment in production equipment is saved. The yarn prepared by the special mercerizing process is adopted, so complicated starching and destarching procedures in production of the woven fabric are reduced; the finishing procedure is reduced when sewage discharge is reduced and water resource is saved; the traditional fabric singeing and mercerizing procedures are omitted, and the variety of the fabric is certainly improved.

The invention relates to a method for processing high grade color yarns treated by post mercerization, comprising the following steps: cotton dyeing, i.e. respectively selecting a certain amount of cotton to be dyed into various standard colors by adopting high temperature alkali resistant dyes; cotton blending, i.e. proportionally blending one or more of the cotton dyed into standard colors with natural color cotton according to requirements; and spinning yarns, i.e. dyeing yarns by adopting high temperature alkali resistant dyes. In the method, only a few of specific standard colors are required to dye in the process of cotton dyeing, yarns of different color systems can be combined through redyeing yarns, thereby accelerating the production process of color yarns; cotton dyeing and yarn dyeing both adopt high temperature alkali resistant dyes, thereby resisting post mercerization and improving the color fastness, gloss and washing shrinkage; only little dyed cotton is necessarily taken to be blended with a large amount of the natural color cotton in the process of cotton blending so as to reduce the spinnability due to cotton dyeing as much as possible and spin high count yarns. In addition, the method also can adopt cotton silver dyeing.

A method for producing zero-release natural color cotton woven fabric belongs to the technical field of spinning and comprises the steps as follows: mercerized natural color cotton yarns are prepared, and then the yarns are processed through non-slurry weaving and afterfinish on a weaving machine so as to obtain the natural color cotton woven fabric. The method adopts the pollution-free natural color cotton yarns, adopts the zero-release mercerizing technology to produce mercerized color cotton, then utilizes a non-slurry production method to produce the woven fabric, avoids wastewater discharge during the whole production process, achieves the environment friendly production, and can obtain the complete zero-release environment friendly fabric.

The invention provides a knitted fabric with excellent contact cool feeling and contact cool feeling intimate apparel formed by the knitted fabric. The knitted fabric is knitted fabric for intimate apparel with the contact cool feeling performance Q-max value of more than 0.3 W/cm<2>, the stocking yarn of the knitted fabric is 100% of cotton, or cotton/regenerated cellulose union yarn. Trachoma is removed by performing gas genapping to the yarn composed of100% of cotton, or cotton/regenerated cellulose union yarn, mercerization machining is performed to the yarn or knitted fabric knitted by yarn, or mercerization machining is performed to the knitted fabric knitted by mercerization machining yarn once more, and then biology machining is performed to obtain knitted fabric with excellent contact cool feeling, the contact cool feeling performance Q-max value of the obtained knitted fabric is more than 0.3 W/cm<2>.

The invention discloses a processing method of a linen knitted double-mercerized fabric. The following process flow is adopted for treatment: yarn singeing, yarn mercerizing, clear finishing, dyeing, soft finishing, drying, rewinding, weaving, fabric mercerizing, secondary clear finishing, super soft finishing, hydrophilic setting, preshrinking, examining and packaging. The process provided by the invention is characterized in that linen yarns are pretreated so that the strength of the linen yarns is improved, and therefore, burrs on the surface of the linen yarns are reduced, and the linen yarns are improved in strength, and smooth, and bright and clean in surface, and thus being convenient for next weaving and hand feeling improvement, and secondary mercerization, secondary clear finishing, super soft finishing and hydrophilic setting are adopted in after finishing. The process has the advantages that natural ducts and grooves in natural linen fibers are not blocked, the moisture absorption and sweat releasing properties and the air permeability of the linen fabric are kept, and the fabric is better, softer and smoother than the linen fabric in the prior art. Besides, the process provided by the invention avoids high-difficulty processes such as high-temperature boiling and demineralization; the process is simple and ingenious in design, and therefore, the production cost is effectively saved.

The invention discloses a production method of a mercerized cotton sliver, aiming at providing a production method of the mercerized cotton sliver which has simple method and wide applications. The method sequentially comprises the steps of: producing cotton fibers into the cotton sliver; adding low twist to the cotton sliver; stretching the cotton sliver to lead the cotton sliver to have tensile force; carrying out conventional mercerization to the stretched cotton sliver; and producing the mercerized cotton sliver. The production method of the mercerized cotton sliver has simple method and low cost. The produced mercerized cotton sliver can be blended and spun with other fibers to produce a plurality of distinctive yarns and fabrics.

The invention provides a single-yarn single-face double-mercerization fabric and a processing method thereof, belonging to the technical field of textile. The method comprises the following steps: a, fiber mercerization: performing tension mercerization processing on fiber by adopting caustic soda or liquid ammonia for the preparation of mercerized fiber; b, fiber spinning: performing spinning process on the mercerized fiber for the preparation of single yarns; c, fabric waving: weaving yarns into a single-face knitted fabric; d, fabric mercerization: performing mercerization processing on the fabric; and e, sizing: preparing the fabric into a certain-specification finished-product fabric through high temperature sizing, e.g. the fabric is sized by a sizing machine through the adoption of auxiliaries such as resin and softening agents. The single-yarn single-face double-mercerization fabric provided by the invention is prepared via a mode that the fiber is subjected to tension mercerization for the preparation of the single yarns, the single yarns are woven into the single-face fabric, and the single-face fabric is subjected to secondary mercerization; the single yarns cannot be effectively mercerized through the adoption of the conventional technology; the single-yarn single-face double-mercerization fabric cannot be prepared through the double-mercerization processing process of the conventional yarn mercerization and the fabric mercerization; meanwhile, the technologies such as reeling and rewinding during the yarn mercerization are omitted; therefore, the cost is saved; and moreover, the dyeing mode is not limited to hank dyeing and the bobbing dyeing also can be implemented, so that the output and the efficiency are improved greatly.

The invention relates to the field of fiber mercerizing processing, in particular to a mercerizing machine used for liquid ammonia mercerizing processing of fibers after the fibers are braided into fiber braids. The mercerizing machine comprises a pre-drying area, a cooling area, an ammonia soak reacting area, an ammonia separating area and a liquid ammonia recycling area, wherein the pre-drying area and the cooling area are used for reducing water content of fiber braids below 3%, the ammonia separating area is a closed pressurized area which uses hot air to heat fiber braids to enable liquid ammonia to evaporate into a gaseous state. The fiber braids soak and roll on the liquid ammonia after entering the ammonia soak reacting area, and then enters the ammonia separating area, and the liquid ammonia is heated by hot air to evaporate into gaseous ammonia. The gaseous ammonia is converted into liquid ammonia by each separator inside the liquid ammonia recycling area and is stored to becyclically used. The ammonia continuous mercerizing machine and the processing method of the fiber braid achieves continuous liquid ammonia mercerizing of the fiber braids, provides industrial applications of fiber mercerizing with equipment foundations, and at the same time has the advantages of being large in output, simple to operate, and saving water resources, reducing discharging of polluted water, and high in mercerizing quality.

The invention relates to the yarn dyeing technique field, in particular to a yarn cold rolling batch dyeing process, which is totally different from the intermittent dipping and dyeing process and adopts a process of cold rolling batch dyeing, wherein the process comprises plate rolling, yarn dipping and rolling, soap washing and drying. The invention has the advantages in that due to the new process, nearly no waste water is produced during the dyeing and the material is environment friendly; the dyeing process is in a normal temperature and saves the energy; the process has simple process with low technical difficulty and is easy for operation; the process adopts new auxiliary agent with good dyeing stability; the yarn dyeing device can be manufactured in match with small investment.

A nicked-mercerized yarn which is prepared by folding a thread of necked yarn with normal spun yarn and cotton single yarn, then gassing, mercerizing and dyeing has special nickel result. The prepared yarn has colour glossiness and fineness in its own style different to normal nickel yarn and can have fabric surface changed in various nick patterns.

The invention discloses a preparation method of a novel water-proof, mildew-proof, fragrant and shading door curtain fabric. The method comprises steps as follows: A weaving, B sizing and oiling, C desizing and refining, D alkali minimization, E setting, F sanding, G printing, H post-setting and drying and I finishing. According to the method, delustred polyester drawn textured yarn is taken as warp, a polyester drawn textured black yarn raw material is taken as weft, the fabric weave design adopts a warp backed weave, and an eight-heddle stain weave is adopted, so that the shading property of the fabric is guaranteed, and meanwhile, the air permeability, the drapability and the softness of the fabric are considered; a water-proof and mildew-proof finishing agent and a microcapsule fragrance finishing agent are added, so that the fabric is water-proof, mildew-proof, free of peculiar smells and fragrant lastingly.

The invention provides a production method of pure hemp mercerized yarn. By the production method, the mercerized pure hemp yarn has few broken ends, excellent brute force and brightness, the deep dyeing property, level-dyeing property and penetrating property are greatly improved, the handle and smoothness are improved, the difficulty in later processes of dyeing, weaving and after finishing is reduced, and the application performance of the pure hemp yarn is integrally improved. The production method comprises the processes of singeing, reeling, mercerizing, dyeing, squeezing water, drying and rewinding, and is characterized in that the mercerizing process is as follows: yarn is put into a yarn mercerizing machine, wherein the alkalinity of treating fluid is 28-30 baume degrees, the temperature of the treating fluid is 18-22 DEG C, the applied tensile force stretching is 1-3%, the alkali dipping time is 1-3 minutes, the alkali squeezing time is 30 seconds-1 minute, time for washing with hot water is 30-60 seconds at the water temperature of 60-70 DEG C, time for washing with cold water is 30-45 seconds, and the treating time is 5 minutes-5 minutes and 50 seconds.

The invention relates to a sirofil pure cotton elastic yarn and manufacturing and applications thereof. The pure cotton elastic yarns form a pure cotton coating structure by roving which forms a coating layer and spun yarns which forms a core layer through a sirofil spinning technology. The sirofil pure cotton elastic yarn is obtained by twisting and spinning roving and spun yarns in the same direction on a sirofil spinning frame, and finishing. Pure cotton fibers which do not have elasticity originally have natural elasticity after certain processing procedures and treatment, and the sirofil pure cotton elastic yarns replace conventional spandex elastic core-spun yarns used in an elastic jean fabric, so that technical problems of exposed cores, difficult weaving, and difficult control of breadth caused by using stretch yarns are prevented. The sirofil pure cotton elastic yarns are beneficial for enhancing stiff and smooth property of the elastic jean fabric and do not reduce fabric hand feeling. The invention provides a new yarn raw material for a conventional low-medium elastic jean fabric.

The invention relates to a method of yarn bundle-shape continuous back-flow silkete, which includes the following steps: 200 to 1000 billet yarns are combined into a yarn bundle, and 1 to 36 yarn bundles are arranged for parallel running; the 1 to 36 yarn bundles continuously run on a silkete machine set and sequentially pass through an immersing and rolling alkali tank 1, a ventilating drum 1, an immersing and rolling alkali tank 2, a ventilating drum 2, an alkali-removing steam box, an alkali-removing eluting tank, a water scrubbing tank 1 and a water scrubbing tank 2 to fall into a yarn container in a wet-yarn type. The method of yarn-bundle-shape continuous back-flow silkete realizes the continuous production of yarn silkete, reduces sewage discharging amount, has the yarn-bundle running of the yarn, high production efficiency, uniform silkete quality and high yarn utilizing rate, enables the yarn silkete to be the normal preprocessing technology, and is helpful for improving the product grade of yarn dyed fabric and knitted fabric.

The present invention relates to the technical field of yarn dyeing, in particular to a continuous mercerized cotton yarn dyeing process which comprises the sequential technical procedures of ball warping, continuous mercerizing, rolling dyeing materials, cold-batch dyeing, soaping and drying. The process belongs to a continuous production process; yarn made by the process has good color, high softness and comfortable hand feeling; the performance of the yarn is improved and is not easy to break; the production cost is greatly reduced, the dyed yarn has the average cost of about 6000 to 7000 yuan per ton, and compared with former cost, the cost is decreased by about 3/4.

The invention relates to a dual mercerized yarn and a processing method of the dual mercerized yarn. The dual mercerized yarn belongs to the technical field of spinning. The method comprises steps of processing to obtain a mercerized fiber through liquid caustic soda or liquid ammonia under tensile force; processing the mercerized fiber by spinning and singeing, and mercerizing twice, so as to obtain the dual mercerized yarn. The mercerized is uniform in mercerization, sufficient in color and glass, and good in dyeing effect; and difference of degree of twist and count can be avoided during a yarn mercerizing process; phenomena of a non-uniform part in mercerizing or 'surface mercerizing', a dyeing effect in dyeing after mercerizing, and color differences can be avoided; and a shortcoming that cost, loss and drained sewage are increased due to a conventional complicated dual yarn mercerizing technology can be overcome.

The invention relates to high count mercerized single yarn and double faced mercerized silk and a processing method thereof and belongs to the technical field of textiles. The method includes firstly producing mercerized fibers: subjecting the fibers to tension mercerized processing to obtain the mercerized fibers; secondly, performing spinning: spinning the mercerized fibers into high count mercerized single yarns; thirdly, performing fabric weaving: weaving the yarns to form double faced fabrics; fourthly, singeing the fabrics: singeing superfluous lousiness on the surfaces of the fabrics; fifthly, mercerizing the fabrics: subjecting the double faced fabrics to mercerization treatment; and sixthly, performing sizing to obtain the finished double faced mercerized silk. The double faced mercerized silk is a double mercerized product formed by weaving the high count mercerized single yarns into the double faced fabrics and then subjecting the double faced fabrics to fabric mercerization, wherein the single yarns are obtained by subjecting the fibers to tension mercerization and spinning. The mercerized single yarns are produced by using mercerized fibers and then weaved to form thedouble faced silk, so that characteristics of traditional double faced fabrics are kept, and the double faced mercerized silk is lustrous and good drapability and moisture absorption and sweat releasing performance and feels smooth.

The invention relates to an automatic yarn feeding device for a mercerizing machine. The automatic yarn feeding device comprises a sliding groove, a lead screw, a stand column, a beam and two yarn supporting pipe devices. The lead screw is arranged in the sliding groove. The lower end of the stand column is arranged in the sliding groove in the mode of sliding along the sliding groove. A through hole is formed in the lower end of the stand column. The lead screw is arranged in the mode of penetrating through the through hole. A motor is arranged on the portion, close to the lead screw, in the sliding groove and used for driving the lead screw. The middle of the beam is hinged to the upper end of the stand column. The two yarn supporting pipe devices are installed at the two ends of the beam. Each yarn supporting pipe device comprises an upper yarn supporting pipe, a lower yarn supporting pipe and a connecting block. One end of the connecting block is installed on the beam. The upper yarn supporting pipe and the connecting block are connected vertically and fixedly. The lower yarn supporting pipe is installed below the upper yarn supporting pipe and hinged to the connecting block. As the lower yarn supporting pipe is hinged to the connecting block, after yarn loading is completed, the lower yarn supporting pipe can rotate around a hinge point to clamp main yarn, the yarn can be effectively prevented from falling off accidentally before being fed, and the production efficiency is improved.

The invention provides a method for manufacturing cool cotton knitting fabric, which performs singeing and mercerizing on a single yarn, and ensures that a final product has excellent elasticity and smooth and cool feeling by selecting a proper fabric structure. The knitting fabric is characterized in that the single yarn is subjected to yarn singeing, reeling, mercerizing, drying, rewinding, double-sided weaving, resin finishing, calendaring, setting and preshrinking in sequence; and the weaving process is to weave the fabric by adopting a double-sided multifunctional interlock rib knitting machine; and the resin finishing process is to add finishing liquor in a tank of a setting machine to ensure that the fabric passes through the tank and rolls of the setting machine at a speed of between 12m/min and 20m/min, wherein pressure of the rolls is between 3 to 10N/cm<2>; the fluid take-up rate of the fabric after padding is 79.5 percent, and the overfeeding is 20 percent.

The invention relates to a padding type yarn continuous mercerizing bleaching and dyeing process and a device thereof. The process comprises the steps of balling, continuously mercerizing bleaching, washing with water, drying, cold rolling, soaping drying, and wrapping up. The device comprises a ball warping machine, a mercerizing bleaching unit, a cold rolling unit and a soaping drying unit. Themercerizing bleaching unit comprises a mercerizing padding machine, a first water washing device, a bleaching padding machine, a second water washing device and a drying cylinder. The cold rolling unit comprises an evenness calender and a cold rolling device. The soaping drying unit comprises a soaping machine, a dryer and a wrapping-up device. The process is the continuous manufacturing technique, with the advantages of high production efficiency, less sewage discharged, energy saving and low manufacturing cost. The cost of one ton of dyed yarn is only 8000 to 10000 RMB. With softness, comfortable feels and high added value, the manufactured dyed yarn is bright in color and meets the market demand.

The invention provides yarn-dyed stripe fabric and a preparation method thereof. The yarn-dyed stripe fabric is formed by weaving 60% bamboo fibers, 30% of cotton and 10% of Mornell yarn, wherein theyarn count of the yarn is 32 S. The preparation method of the yarn-dyed stripe fabric includes the steps of yarn singeing, yarn mercerizing, dyeing, dyed yarn weaving, yarn-dyed gray fabric singeing,gray fabric mercerizing, after-finishing, finished fabric packing and storage, wherein before yarn singeing, the yarn needs to be placed in steam for 1-2 min to ensured that the water content of the yarn before yarn singeing is not lower than 20%. According to the yarn-dyed strip fabric and the preparation method thereof, the process is simple, implementation is convenient, and by adopting the blended fabric with the bamboo fibers, the yarn-dyed strip fabric has the advantages of being environmentally friendly, capable of restraining bacteria and resistant to bacteria; by adopting an appropriate manufacturing process, it is ensured that the bamboo fibers in the fabric are not damaged, the pilling problem cannot occur during production of the fabric, the anti-static performance is great, waterproof treatment is adopted during after-finishing to improve the universality and quality of the fabric, and therefore the fabric has great market competitiveness.

A star-point yarn is a yarns with special colour result and it is prepared by utilizing special process of yarn dyeing and post-treatment. The prepared yarn features that one or two coloured yarns different from shads are used to form AB threads effect on a plain yarn as coloured star-points are scattered on a piece of yarn.