41results about How to "Strong moisture absorption and breathability" patented technology

The invention discloses hyperbranched polyurethane containing active amino groups and a preparation method thereof. The preparation method comprises the steps that firstly, polyether polyol and diisocyanate are mixed and stirred to react; secondly, a catalyst is added, organic aprotic solvent serves as solvent, and a small-molecule chain extender is added for chain extension after the reaction is performed for a period of time; thirdly, an end-capping reagent is added for partial end capping, so that linear polyurethane pre-polymers are obtained; afterwards, amino-teminated hyperbranched polymers and the linear polyurethane pre-polymers are mixed and stirred to react, so that the hyperbranched polyurethane is obtained. Hyperbranched polyurethane resin obtained by synthesizing the hyperbranched polyurethane contains a lot of active amino groups and imino groups, so the sanitary property of a polyurethane film can be improved, and the dyeing property of the polyurethane film can also be improved.

The invention relates to the technical field of underwear and knickers, in particular to comfortable hip lifting knickers. The comfortable hip lifting knickers comprise a front part and a rear part. A bottom crotch is arranged between the front part and the rear part. Hip lifting parts are symmetrically arranged on the rear part. Leg circumference parts are arranged at the lower end of the rear part. The surfaces of the leg circumference parts and the surfaces of the hip lifting parts are provided with hip lifting elastic glue layers. The hip lifting elastic glue layers are prepared from aliphatic diol, an aliphatic polyamine curing agent, a hydrophilic chain extender, aromatic isocyanate, a catalyst, rosin pentaerythrityl ester, a lactone compound, a silane coupling agent, antioxygen and a neutralizing agent. The comfortable hip lifting knickers have the advantages of being high in comfort, soft in hand feeling, good in hip lifting effect and good in breathability.

The invention belongs to the field of weaving of textile products, in particular to an antibacterial and anti-radiation pure silk fabric and a preparation method thereof. The antibacterial and anti-radiation pure silk fabric consists of warp yarns and weft yarns, wherein each warp yarn is prepared from the following components in parts by weight: 40 to 50 parts of mulberry silk, 5 to 8 parts of modified resin cotton, 2 to 3 parts of nanometer tencel, 1 to 4 parts of wool fabric, 3 to 5 parts of bamboo pulp fiber, and 4 to 5 parts of milk protein fiber; each weft yarn is prepared from the following components in parts by weight: 40 to 50 parts of the mulberry silk, 2 to 5 parts of spandex, 2 to 3 parts of modified resin cotton, 4 to 8 parts of stainless steel fiber, 5 to 6 parts of chitosanfiber, 3 to 5 parts of nanometer tencel, 2 to 4 parts of PTT (polytrimethylene terephthalate) fiber, and 1 to 4 parts of soy protein fiber. The preparation method comprises the following steps of respectively weaving the warp yarns and the weft yarns; weaving the weft yarns and the warp yarns on a jet loom; arranging; finally, drying, washing by water, and airing, so as to obtain the antibacterial and anti-radiation pure silk fabric.

The invention belongs to a novel fiber and composite material preparation technology of a polymer material in a novel material, and relates to the field of fiber fabric production, in particular to apreparation method of a high elasticity chitosan underwear fabric. The method firstly prepares hydrophobic chitosan by hydrophobic modification on chitosan using dodecyl aldehyde; the hydrophobic chitosan, tetrahydrofuran, a natural antibacterial agent, a natural antioxidant and a spinning aid are uniformly mixed, and after the electrospinning treatment, an antibacterial chitosan fiber of the traditional Chinese medicine is obtained through drying; finally, the antibacterial chitosan fiber of the traditional Chinese medicine, the spandex, a pearl viscose fiber, a modal fiber and a cotton fiberare blended to obtain the high elastic chitosan underwear fabric. The chitosan underwear fabric not only has good elasticity, good skin-friendly property and strong moisture absorption and permeability, but also has antibacterial health care effect.

The invention belongs to the technical field of textile weaving, particularly relates to an antibacterial radiation-proof pure silk fabric and a preparation method thereof. The fabric consists of warps and wefts. The composition of raw materials and the ratio of parts by weight of the warps are: 30-45 parts of mulberry silk, 3-5 parts of nano-silver doped in mulberry silk, 7-10 parts of blended fiber with zinc-ion ceramic powder doped with polyacrylonitrile, 1-3 parts of nano-tencel, 3-6 parts of bamboo charcoal fiber; the composition of raw materials and the ratio of parts by weight of the wefts are: 30-40 parts of mulberry silk, 3-5 parts of nano silver doped in mulberry silk, 10-15 parts of bamboo pulp fiber, 3-5 parts of hollow glass fiber, 0.8-1 part of chitosan filled in hollow glassfiber, 3-5 parts of antibacterial stainless steel wire, 3-5 parts of nano-tencel, 2-3 parts of soybean protein fiber, the preparation method comprises the following steps of: preparing warps and wefts respectively, and then weaving the warps and the wefts on an air jet loom, finishing processing, drying, washing and drying to obtain the antibacterial radiation-proof pure silk fabric.

The invention discloses a process for manufacturing novel yarns, and relates to the field of textile manufacture and processing. The process includes steps of mixing yarns; manufacturing carded silver; manufacturing rolls; drawing the silver; manufacturing rough yarns; mixing filaments; manufacturing finished products; packaging and storing the finished products. The process has the advantages that cotton and hemp blended yarns and the filaments are mixed with one another to manufacture the novel yarns, a production mode is simple and convenient, the novel yarns have all characteristics of cotton, hemp and the filaments, shortcomings of an elastic textile made of spandex core-spun yarns are overcome, a textile made of the novel yarns is good in elasticity and high in dimensional stability, a garment made of the novel yarns is good in comfortableness, and the novel yarns are easy to manage, high in moisture absorption and breathability, easy to dye and good in draping performance, stretching restoration performance and easy-care performance, have a sterilization function and are odor-resistant.

The invention discloses a comfortable fabric with parasite expelling and mothproof functions. The comfortable fabric comprises a surface parasite expelling and mothproof fabric layer and an inner moisture pickup and ventilation fabric layer, wherein the parasite expelling and mothproof fabric layer is made by blend weaving superfine fiber, bamboo fiber and cotton fiber; pest repellent made of natural parasite expelling plant is stuck on the surface of the superfine fiber; the inner moisture pickup and ventilation fabric layer is made by mutually weaving warp and weft; the warp is made by weaving kendyr fiber; the weft is made by weaving modal fiber; superfine fiber stuck with the pest repellent made of natural parasite expelling plant, as well as bamboo fiber and cotton fiber are used for mutual weaving to manufacture the fabric which is parasite expelling, mothproof, soft, natural and pollution-free, and has special scent of a natural plant; the inner layer is made by weaving warp and weft of kendyr fiber and modal fiber, so that the formed fabric is strong in moisture pickup and ventilation properties, is soft and comfortable, and is warm in winter and cool in summer.

The invention discloses a freely-cut knitted fabric with polyester on one side and pure spandex on other side. The knitted fabric comprises a fabric body; the fabric body comprises a polyester outer surface layer, a pure spandex anti-skid layer and a connecting layer; the polyester outer surface layer and the pure spandex anti-skid layer are arranged in a two-way two-needle full-out mode; the connecting layer is arranged in a two-way one-containing one-flat mode; the polyester outer surface layer and the pure spandex anti-skid layer are positioned on two sides of the connecting layer and are connected through the connecting layer; the polyester outer surface layer is made of surface yarns of 50D/36F low-elasticity semi-gloss moisture absorption and sweat releasing polyester DTY and laid-in yarns of 70D spandex; the pure spandex anti-skid layer is made of anti-skid yarns of 70D spandex; and the connecting layer is made of connecting yarns of 70D spandex. According to the fabric obtained through the production method of the fabric, through the corresponding weaving arrangement mode, the fabric body has the advantages of being high in four-side modulus, high in elasticity, capable of absorbing moisture, breathable, stiff, smooth, comfortable, good in skid resistance and capable of being cut freely.

The invention aims to disclose a method for preparing a cotton-linter fiber. The method comprises the following steps of: (1) pulping: preparing materials, steaming, bleaching and washing; and (2) spinning: thickening a pulp, impregnating, pressing and dispersing an alkali cellulose, ageing, yellowing, mixing solutions, filtering, defoaming and spinning for forming. Compared with the prior art, the cotton-linter fiber is utilized effectively, spun and woven, has soft and smooth handfeel and strong moisture absorptivity and air permeability, is friendly to skin and environment-friendly and can be degraded naturally. Therefore, the purposes of the invention are achieved.

The invention discloses a flock pulping process. The flock pulping process is characterized by comprising the following steps that (1) cotton flocks work as raw material; at ordinary pressure and the temperature of under 85 DEG C, 2.5 to 3.5% alkali is added to the cotton flocks, and then stewed for 25 to 35 minutes to achieve cotton pulp, or, the cotton flocks are directly bleached rather than being immersed into the alkali and steamed, and then processed for 30 to 50 minutes in 3.5% to 5.2% of chlorine with the pH value of being 3.2 to 4.4 to achieve cotton pulp; (2) filaments are spinned; pulp is glued, then immersed, pressed and dispersed and alkali cellulose is aged, yellowed, mixed with solution, filtered, defoamed and spinned and formed. Cotton pulp strength and utilization rate can be improved; consumption and cost can be reduced and pollution can be reduced or eliminated; the cotton flock fibers can be effectively utilized, spinned and weaved; the cotton flock fibers are soft and smooth, have great moisture absorbing and ventilating properties, and friendly to skin; the cotton flocks are environment-friendly and can be naturally degraded; and aims of the invention can be achieved.

The invention discloses a miniature puncture-type camera power supply connecting line. The connecting line comprises a plurality of copper alloy wires which are equidistantly arranged side by side, wherein the two ends of each copper alloy wire respectively penetrate into a first miniature puncture-type connector and a second miniature puncture-type connector in a puncture manner, the number and position of connecting joints of the first and second miniature puncture-type connectors correspond to the number and position of the copper alloy wires, and the copper alloy wires are fixedly arranged through wrapping by an acetate tape. The camera power supply connecting line disclosed by the invention has the beneficial effects that the structure of the line is improved, the connection between the connectors and the copper alloy wires is subjected to puncture treatment, the miniature puncture-type connectors with the spacing of 0.8mm are adopted, the copper alloy wires are halogen-free copper alloy wires made from TPE (Thermoplastic Elastomer), and meanwhile, the acetate tape which has the advantages that the moisture absorption and air permeation capability is strong, the resilience is good, the washing and drying are easy, static electricity and hair bulbs are not caused, the ageing resistance is excellent and the service life is more than 15 years is adopted.