180 results about "Elastic fibre" patented technology

An article comprising a knit fabric having a surface side and a base side, and including a set of ground yarns and a layer of effect yarns, wherein the ground yarns and effect yarns are knit through intermesh points in a predetermined arrangement wherein the effect yarns are alternately arranged with the ground yarns and wherein the ground yarns comprise at least one elastic fiber and optionally at least one hard fiber, and the effect yarns comprise at least one hard fiber and optionally an elastic fiber.

The invention discloses a production method for enabling a pure mulberry silk fabric to have a natural elasticity style in a weft direction. The technological processes sequentially comprise blank silk weaving, preprocessing, cooked smelting, bleaching, water washing, pickling, dewatering or squeezing, coiling, baking stentering and check mounting, wherein the cooked smelting comprises primary smelting and secondary smelting. The baking stentering comprises the following steps: firstly, carrying out baking shaping on a wool carpet finishing machine and then at least carrying out stentering processing for more than two times on a stentering machine. The technological processes of the blank cloth weaving comprise the selection of wefts, the selection of the twisting degree and the twisting direction of the wefts and the twisting direction arrangement of weft combination. Because the pure mulberry silk fabric does not depend on elastic fibre, such as urethane elastic fibre and the like, and adopts blank silk woven by super-strong twisting real silk wefts to carry out the methods of degumming, stentering, shaping and processing so as to enable a pure real silk fabric to obtain better weft direction elasticity and excellent elastic restoring force, the fabric is not easy to crack and has relatively flexible hand feel and good moisture absorption and air permeability, and a dress article made by the fabric shapes the body and has convenient movement, good form retention, small dimensional change rate and small seam slippage.

The present invention relates to a composite polyester elastic fibre and its production method said method includes the following steps: using two polymer components, namely polytrimethylene terephthalate (PTT) and polybutylene terephthalate (PBT), adopting side-by-side composite mode to make spinning, making extension heat treatment so as to obtain the invented composite fibre, in which the intrinsic viscosity of PTT is 0.80 dL / g to 1.20 dL / g, and the intrinsic viscosity of PBT is 0.58 dL / g to 0.84 dL / g, the intrinsic viscosity difference value (delta IV) of said two polymers is greater than or equal to 0.15 dL / g. The weight ratio of PTT and PBT is 30:70 to 70:30, and the crimp index of said composite fibre is up to above 40.

The invention discloses a nursing type mixed fabric and a production method thereof. The nursing type mixed fabric is characterized by being formed by mixing milk silk fibres, Modal fibres, Newdal fibres and urethane elastic fibres which are taken as raw materials and being counted by raw material percentage by weight, a finished fabric is made of the following raw materials by weight: 10-55 percent of milk silk fibres, 20-50 percent of Modal fibres, 20-60 percent of Newdal fibres and 2-8 percent of urethane elastic fibres, and the gram weight of the finished fabric is 250-300g / M<2>. The nursing type mixed fabric has the aroma of milk silk, good heat preservation and ventilation property, natural skin nursing function and soft, smooth and silky feel. The invention also provides two coloration methods aiming at the nursing type mixed fabric. With the two coloration methods, each dyefastness index reaches or surpasses national standards.

The invention discloses a method of modifying montmorillonite with PTMEG, using modified montmorillonite-PTMEG as soft chain segment of polyurethane to prepare montmorillonite / polyurethane nano composite polymer (PU / MMT), thus improving heat resisting property and mechanical property of polyurethane elastic fiber, where montmorillonite is sodium base montmorillonite, which is performed by the first layered modification of PTMEG to first enlarge the space between montmorillonite layers; in a solvent system, the invention uses cyannate to perform the second layered modification on the sodium base montmorillonite to second enlarge the space between montmorillonite layers; the layered modified prepolymer is polymerized with small molecular amine for chain extension, thus third enlarging the space between montmorillonite layers, and finally making a peeling montmorillonite-polyurethane nano composite, thus improving the heat resistant property and mechanical property of polyurethane.

The invention relates to a superfine hetero composite elasticized fiber and its manufacturing method, special spinning equipment, spinning art and the related technique, uses routine polyester slice, highly contractive polyester, and so on as raw materials to prepare spinning solution, makes multicomponent composite spinning on the spinning solution and water soluble polyester, and then elasticizes to make a superfine isomeric composite elasticized fiber finished product, where single silks of the fiber are distributed like an island, and by post processing, the fineness of the fiber is up to 0.01-0.001 dan, and besides, the fiber has the superfine, different-contractive and different section properties. The fabric produced by this fiber has handwriting effect, especially soft handing, and humidity absorbing property up to and even over that of natural fiber, full, comfortable and good-air permeability; and the surface of the fabric has a shine like silk and good dyeing property. This fiber can be widely applied to the industries of machine weaving, knitting, silk manufacturing, etc., to manufacture minic, high grade clothing, blood filtering material, etc.

The invention discloses biocompatible fiber composite non-woven net felt and preparation method and application thereof. The biocompatible fiber composite non-woven net felt is made of composite materials comprising elastic nanofiber and non-elastic nanofiber, capable of highly simulating mechanical properties of original vascular tissues, and applied to artificial blood vessels for replacing transplantation or bypass transplantation. The fiber composite non-woven net felt preparation method that electrostatic spinning technology is adopted is simple in operation, the fiber composite non-woven net felt with needed mechanical properties can be prepared conveniently by changing ratios of the elastic fiber or the non-elastic fiber or adjusting drawing degrees of the elastic nanofiber in the preparation process of the fiber composite non-woven net felt, and therefore the mechanical properties of different original tissues can be simulated highly. By arrangement of diversified collection areas, preparation needs of the fiber composite non-woven net felt in different thicknesses, different mechanical properties and different shapes can be met.

The invention relates to a single-spindle monocontrol intelligent air covered yarn machine which comprises a stand (1), an electric control system and a multi-spindle covered yarn mechanism, a single-spindle covered yarn mechanism comprises an original yarn creel (2), an urethane elastic fibre feeding device (3), a drafting feeding device (4), an air covered device (5), a main drafting device (6), an automatic oiling device (7) and a high-speed precise winding device (8), wherein the original yarn creel (2), the urethane elastic fibre feeding device (3), the drafting feeding device (4), the air covered device (5), the main drafting device (6), the high-speed precise winding device (8) and the automatic oiling device (7) are arranged on the stand (1) from top to bottom. The invention has reasonable distribution, convenient and easy operation, high production efficiency, high intelligence and low production cost.

Low density, resilient webs are highly calendered to significantly increase density. The resulting tissue has low caliper and stretch but retains good Void Volume and premium-like softness.

The invention relates to knitted fabric, in particular to warm-keeping anti-radiation knitted fabric and a knitting method thereof. The fabric comprises a front side and a back side. The back side is knitted by napped fiber yarns; the front side is knitted by anti-radiation fiber yarns and elastic fiber yarns in the same path; and the back side and the front side are connected by knitting connecting yarns. The warm-keeping anti-radiation knitted fabric can effectively shield electromagnetic radiation coming from household appliances and the natural world to avoid damage to a human body and protect human health, and can eliminate static on common wool fabric, thereby having dual functions of electromagnetic prevention and static protection. The back side adopts the napped fiber which is very soft, comfort and warm for being worn next to the skin after being dyed and treated with special napping and has better warm-keeping function compared with other tissue structure. The cloth made of the fabric has suitable elasticity, is fitted to a body better and has better warm-keeping performance compared with the traditional anti-radiation fabric.

A manufactured surface for use as a recreational and sports surface, such as equestrian tracks, that includes appropriate amounts of various components such as sand, rubber, plastic, cut length elastic fibers, polyester, and natural and / or manufactured fibers and a wax coating. The surface may be placed over a crushed aggregate layer which provides drainage to an area and may also contain a separator layer to prevent the passage of particulate material from the composition. Furthermore, a method of manufacturing the same is disclosed.

The invention relates to the field of chemical fibers and discloses a preparation method of a polyester-nylon parallel composite elastic fiber, wherein PET (polyethylene terephthalate) and nylon 6 aretaken as two parallel components, then the PET and nylon 6 are respectively subjected to melt extrusion through a screw extruder, the melts enter a two-component composite spinning assembly and a skin-core composite spinneret plate with a special design, and the sprayed melt is cooled, the cooled melt is oiled, and the oiled material is stretched and shaped and wound to obtain the polyester-nylonparallel composite elastic fiber, having the advantages of moisture absorption, air permeability, pilling resistance, bulkiness, high elasticity, fabric stiffness and the like. Compared with the current polyester-nylon composite fibers, the polyester-nylon composite fiber has better elasticity, and higher added value, and the problem of fiber opening of parallel polyester-nylon composite fibers is solved.

Garment and manufacturing method, describes a one size garment (1) for different sizes of women or men, made of a fabric comprising at least a natural non-elastic fibre material, a first synthetic fibre material and a second elastic synthetic fibre material, these synthetic fibres being covered by polyurethane and polyethylene, having chain stitch seams (3) using 100% polyester thread (4) in which are also stretchy, which join together the different pieces (2) to form the garment; and in that said garment (1) has a distressed look in certain areas of the material. The manufacture thereof comprises making, by hand or machine, using round point needles and a subsequent wash process in two phases, in which an emulsion to protect the elastic fibres is added.

The invention provides an artificial aortic valve support implanted through a guide tube. The artificial aortic valve support comprises a support and an artificial valve. The support is weaved from an elastic-fiber-shaped material, is in a dumbbell structure, and comprises a head, a waist and a tail, and a layer of biocompatible film is covered on an outer surface of the head of the support, and a mounting anchor is mounted at the tail of the support. A conveying system for conveying the support is further provided and comprises an epitheca, an inner core, a loader, a push bar and a fixed head. The mounting anchor at the tail of the support is mounted on the fixed head, and the artificial aortic valve support is conveyed to an inner body through puncturing. The support is close to physiological anatomical structure and is capable of self-expanding separation, and an artificial bio-valve is adopted and is close to the functions of the artificial valve. And the conveying system can be slightly transformed from the conveying system of a heart disease stopper, so that apparatuses used for treating structural heart disease become standard and normal gradually, and meanwhile, resources are also saved and consumption is lowered.

The elastic knitted underwear fabric of blended cotton fiber and viscose fiber is woven with the materials including cotton fiber in 72-77 wt%, superfine viscose fiber in 19-25 wt% and elastic polyurethane fiber in 3-7 wt%, and through the technological process including frame spinning with cotton fiber and superfine viscose fiber to obtain 40S combed blended cotton-viscose yarn, yarn steaming, knitting the blended cotton-viscose yarn and elastic polyurethane fiber in a single-sided large circular weaving machine to obtain the underwear fabric, and final polishing to eliminate hairs biologically with enzyme. The elastic knitted underwear fabric has improved fluffing and balling up performance, smooth surface, fully handling and high wearability.

The invention discloses swimming clothes according to artificial elementary, which is characterized by the following: adopting elastic fiber material to weave feather-flap textile as material for swimming clothes; emulating arrangement strike like bird feather and fish flap; tightening body to possess huge thrash force; overcoming recall; improving swimming speed.

The invention discloses a preparation method and application of a 3D printing artificial blood vessel. The 3D printing artificial blood vessel is prepared from the following three layers including aninner layer blood contact layer, a middle layer separation layer and an outer layer loose nanometer fiber layer, wherein the blood contact layer is made of degradable water gel; the middle separationlayer is made of high-elasticity nanometer fiber; the loose nanometer fiber layer is made of straight elastic fiber and wave-shaped toughness fiber. The 3D printing artificial blood vessel provided bythe invention has the advantages that the artificial blood vessel can reach the mechanical intensity and biomechanical features (elasticity and toughness) of the natural blood vessels, and can be used as blood vessel transplanting articles to be applied to the treatment on arteriovenous fistulization, atherosclerosis blood vessel diseases and peripheral vessel diseases.

The invention discloses a multicolor flower pearl tea and a preparing method for the tea. The multicolor flower pearl tea consists of a tea green with peduncle and edible plant flowers with various colors. The plant flowers are connected in series and are arranged in the middle part of the tea green that is packed into bundles, thus being in a round pearl shape integrally. The preparing method includes the steps of picking the tea green, baking the tea green, processing the tea green and the flower, shaping and baking, checking and packaging, etc., wherein, the shaping is a method to adopt elastic fibre fabric to bind up the products that are packaged into a round pearl shape by the processing technique; after brewing, the tea has various flower types, gorgeous colors, and beautiful appearance, thus not only being able to drink, but also having enjoyment.

The invention discloses a method for obtaining a mesenchyma stromal cell from a connective tissue, comprising a separation method of the mesenchyma stromal cell of the umbilical cord connective tissue and a separation extraction method of adipose stromal cells. The method comprises the following steps: mild oxidizers such as oxidized glutathione, malonaldehyde, and the like are used, and the mild oxidizers exist in the human body; polysaccharide is degraded and broken through the oxidability to oxidize sugar molecule hydroxyl to generate unsaturated carbonyl or polymerize into a double polymer so as to destroy a polysaccharide structure; the substances are also act on a collagen, and react with the proximal amino acid to peroxide collagen peptide so that a polypeptied chain of the collagen peptide is broken to reduce the solution viscosity; and degradation of an elastic fiber is effectively improved. The method can obtain the cells with the number of 1*10<6> to 8*10<6>. The flow cytometry proves that the obtained cells have improved uniformity and multi-differentiation capacity.

One example embodiment includes a pre-cut strip of kinesiology tape. The pre-cut strip of kinesiology tape includes a fabric. The fabric includes a weave of fibers, where the fibers include an elastic fiber covered by a covering material. The fabric also includes a first end and a second end, where the second end is opposite the first end. The fabric further includes one or more rounded corners. The pre-cut strip of kinesiology tape also includes a longitudinal cut in the fabric. The longitudinal cut passes through at least a portion of the fabric and extends from the first end to a pre-determined distance from the second end. The pre-cut strip of kinesiology tape also includes adhesive on a first surface of the fabric, where the adhesive is configured to adhere the fabric to a human body.

The invention discloses an elastic fiber melt-blown nonwoven fabric and a preparation method thereof. The elastic fiber melt-blown nonwoven fabric comprises composite fibers with an eccentric skin-core structure, the skin layer of the composite fibers comprises polypropylene elastomer, ultra-high molecular weight polyethylene and nano silicon carbide, and the core layer of the composite fibers comprises thermoplastic polyurethane elastomer and a compatibilizer. The elastic fiber melt-blown nonwoven fabric is prepared by adopting a melt-blown spinning method, including: respectively drying andmelting a skin layer material and a core layer material, spraying through a nozzle of an eccentric skin-core spinning component, laying and reinforcing. The elastic fiber melt-blown nonwoven fabric provided by the invention according to the above mode can gain good elasticity, high strength and low surface viscosity and is reasonable in structure, the preparation process is simple, the requirementfor practical application can be met, and the fabric is suitable for large-scale production and is widely applicable.

The invention provides a knitting method for doping fabric with a strip-shaped metal fiber wrap set. The knitting method includes the steps that a beam is connected with a rack through a bearing and driven by a warp pacing driving system of a knitting machine; a fixed rear beam is connected with the rack through a bearing; one end of a rear beam swing arm is connected with a movable rear beam through a bearing, the other end of the rear beam swing arm is connected with a spring, and the other end of the spring is fixedly connected with the rack; warp is stored in the beam, and in the knitting process, the warp is released through the beam and reaches the movable rear beam after passing through the fixed rear beam; another set of warp is released from an independent bobbin system and reaches the movable rear beam of the knitting machine after passing through a steering porcelain eye for being mixed with the first set of warp, the warp is knitted with the weft through a heald frame and a reed, and fabric is formed at a knitting opening above a knitting opening supporting rod; the fabric is wound on a yardage roll through a yardage roll, a winding roller, an upward pressing roller and a downward pressing roller, and the whole knitting process is completed. The knitting method has the advantages of being reasonable in structural composition, simple and reliable in method, capable of meeting the requirement of tension adjustment of metal fiber warp which is distributed in a strip shape and in a longspan mode and low-elasticity fiber warp and the like.

The invention discloses a high-elasticity and double-layered heat-preservation fabric. The high-elasticity and double-layered heat-preservation fabric comprises a surface layer and an inner layer, wherein the surface layer is arranged on the outer surface of the inner layer; a cashmere heat preservation layer is further arranged between the surface layer and the inner layer; the surface layer is formed by blending bamboo charcoal fibers and wood cotton fibers; the inner layer is formed by blending high-elasticity fibers, polyester fibers and acetate fibers; based on weight percent, the high-elasticity fibers account for 20%+ / -4% of the inner layer; the polyester fibers account for 50%+ / -2% of the inner layer; and the acetate fibers account for 30%+ / -4% of the inner layer. With the adoption of the manner, the high-elasticity and double-layered heat-preservation fabric provided by the invention is obtained by combining the high-elasticity fibers with double-layer heat preservation, so that the high-elasticity and double-layered heat-preservation fabric has good elasticity and is light and comfortable to wear; and one layer of cashmere is additionally arranged between the surface layer and the inner layer so as to preserve heat, so that the fabric has good heat preservation effect, has high elasticity and is suitable for being worn by all people.

The invention provides a preparation reducing wrinkles. The preparation comprises, by weight, 1.5-2.5 parts of platelet rich plasma, 0.1-1 part of sodium hyaluronate and 2-4 parts of stem cell growth factors. According to the preparation reducing the wrinkles, the stem cell growth factors, the sodium hyaluronate and the platelet rich plasma are combined together, effects of promoting cell metabolism and delaying cell aging of the stem cell growth factors and the mechanism of promoting wound healing of the platelet rich plasma are utilized, by means of the mutual matching effect of the stem cell growth factors, the sodium hyaluronate and the platelet rich plasma, texture, collagen and elastic fibers of skin are comprehensively repaired and recombined, the facial wrinkles fade away and are relieved, and therefore the purposes of delaying skin aging, eliminating the wrinkles and resisting aging are achieved. Accordingly, the preparation reducing the wrinkles is high in wrinkle eliminating efficiency and good in wrinkle eliminating effect. The invention further provides a preparing method for the preparation reducing the wrinkles.

The invention discloses an exercise massage kneecap which comprises a cylinder body, supporting strips and a protective massage cushion, and the cylinder body is formed by weaving elastic fibers and comprises an upper edge and a lower edge; the supporting strips are two flat silica gel strips, comprise end parts and middle parts, and are respectively arranged on two sides of the cylinder body through hot-pressing cloth in a bonding manner; the protective massage cushion is annular, is made of silica gel through a secondary forming process, comprises a shell, massage holes and a filler, and isbonded to the front face of the cylinder body through hot-pressing cloth. On the basis that the knee joint is wrapped and protected by the barrel, knee bending is buffered through the supporting strips, and the knee joint is prevented from being strained; particularly, through the arrangement of the protective massage cushion, the protection on the patella in the movement process is enhanced, thetendons around the patella can be subjected to continuous pressing massage in the movement process, protection and health care are integrated, wearing is more comfortable, and the kneecap is more popularized.

A process for in vitro configuration of histoengineered blood vessel and its smooth muscle are disclosed. The resultant histoengineered blood vessel has better elasticity, bright lustre and dense elastic fibres.

The invention relates to an elastic fiber fabric solution, belonging to the technical field of special woven fabrics. The solution comprises the following compositions in percentage by weight: 88% of N,N-dimethylformamide, 2% of dibutyltin dilaurate, and 10% of mineral oil. The solution and sodium alginate paste are mixed for use. By applying the technical scheme in the printing process of the elastic blended fabric, the elastic fiber dissolved fabric which is excellent in breathability, uniform in color, regular in patterns, and good in three-dimensional effect can be obtained.