393 results about "Plain weave" patented technology

To provide a synthetic resin canvas (and a method for producing the same) having cotton canvas appearance, stable in balance of warp and weft dimensions, and hardly causing dimensional change.SOLUTION: A synthetic-resin canvas having a mass of 360 to 800g / m2, the synthetic-resin canvas being obtained by providing a soft vinyl chloride-resin-impregnated coating layer on an entire surface of a fabric, wherein the fabric is a plain weave fabric, a twill weave fabric, or a satin weave fabric, and a 10% tensile stress in a widthwise direction of the synthetic-resin canvas is 90 to 110% of a 10% tensile stress in a processing direction. Especially, the fabric is composed of a short fiber spun yarn, a combination of a short fiber spun yarn and a long fiber multifilament bulky yarn, or a long fiber multifilament bulky yarn, and the difference between the total fineness per inch (dtex / inch) of the weft yarn group and the total fineness per inch (dtex / inch) of the warp yarn group is within ± 10%.SELECTED DRAWING: None

The invention discloses a carbon fiber exoskeleton swing arm and a preparation method thereof, and belongs to the technical field of exoskeleton production and manufacturing. According to the carbon fiber exoskeleton swing arm and the preparation method thereof, integrated forming of the material and the structure of the special-shaped hollow exoskeleton swing arm is achieved, and the overall structural strength and rigidity are guaranteed; compared with a traditional metal material, the carbon fiber exoskeleton swing arm can achieve about 30% weight reduction under the condition that the use load is met, the overall weight of exoskeleton equipment is effectively reduced, the load on a wearer is reduced, and meanwhile the endurance time of the exoskeleton equipment is prolonged; the carbon fiber exoskeleton swing arm is prepared by taking a carbon fiber composite material as a raw material and has the advantage of light weight, the material and the structure are integrally formed, the overall strength is high, the anti-fatigue performance is excellent, meanwhile, the appearance surface is smooth, and the attractiveness is improved due to surface plain weaving and warp and weft staggering.

The utility model discloses a breathable cool anti-UV fabric, which is formed by weaving warp yarns and weft yarns according to a one-up one-down plain weave, each cycle of the warp yarns contains 2-3 hollow reeds, the warp yarns comprise inner-layer yarns and outer-layer yarns, the outer-layer yarns are chinlon delustering yarns, the inner-layer yarns are spandex yarns, the weft yarns comprise first weft yarns and second weft yarns, and the first weft yarns and the second weft yarns are interwoven. The first weft yarn is the same as the warp yarn, the second weft yarn is alkali-soluble yarn, and in each cycle of the weft yarn, the yarn ratio of the first weft yarn to the second weft yarn is (15-18): (1-2). When the fabric passes through alkali liquor, the alkali-soluble yarns in the weft yarns are dissolved, so that the alkali-soluble yarns and vertical blanks formed by the hollow reeds in the warp direction form holes at nodes, the proportion of the alkali-soluble yarns is not more than 10%, and the use amount of the alkali-soluble yarns is small, so that the use amount of strong alkali is correspondingly reduced, environmental pollution caused by excessive use of the strong alkali is avoided, and meanwhile, serious beard edges and fuzzing balls at the holes are avoided. The fabric disclosed by the utility model can integrate the effects of ventilation, cool feeling, elasticity and UV resistance into a whole.

The utility model relates to the technical field of cloth, and discloses waterproof antistatic coated cloth which comprises a base cloth layer, a plurality of high-strength nylon fibers are fixedly connected to the right side of the inner wall of the base cloth layer at equal intervals, a plurality of cotton fibers are fixedly connected to the top walls of the high-strength nylon fibers, a polyurethane layer is fixedly connected to the top walls of the cotton fibers, and the polyurethane layer is fixedly connected to the right side of the inner wall of the base cloth layer. The top wall of the polyurethane layer is fixedly connected with an antistatic layer, the inner wall of the antistatic layer is fixedly connected with a plurality of conductive fibers, the top walls of the conductive fibers are fixedly connected with a plurality of reinforcing ribs, and the top walls of the reinforcing ribs are fixedly connected with a fluorocarbon resin layer. According to the waterproof antistatic fabric, the basic strength and the softness of the fabric are ensured by the base fabric layer which is interwoven in a plain weaving manner, and the fabric obtains a preliminary waterproof effect under the coating of the polyurethane layer, so that the final waterproof effect and the final antistatic performance are obtained under the connection of the conductive fibers and the fluorocarbon resin material.

The invention relates to the field of woven materials, in particular to a fiber hybrid woven composite material based on bionic multistage gradient design. The material is obtained through material gradient design, structure gradient design and interface gradient design. The material comprises a surface layer high-rigidity area, a transition area and a core high-toughness area, wherein the surface layer high-rigidity area adopts carbon fibers I as warp and weft yarns; in the transition area, basalt fibers I are adopted as weft yarns, carbon fibers II are adopted as warp yarns, and Z-direction yarns are aramid fibers I; warp yarns of the core high-toughness area are basalt fibers II, and weft yarns and Z-direction yarns of the core high-toughness area are aramid fibers II. The defects of stress concentration, insufficient interlayer toughness, interface slippage and the like existing in traditional plain / twill weaving are effectively overcome. According to the design, on the premise that the cost is kept controllable, the interlayer performance, the impact resistance and the energy absorption characteristic of the composite material are remarkably improved by optimizing the three-dimensional combination mode of the warp yarns, the weft yarns and the Z-direction yarns at each stage, and the synergistic enhancement of mechanical properties is achieved.

The utility model discloses a highly uvioresistant heat-shielding cool weft knitting fabric with a single-layer effect, which is formed by interweaving 50D / 34F fine-denier light-mesh dyed yarn polyamide DTY (draw textured yarn) filaments, 30D / 36F fine-denier light-mesh cation modified polyester DTY filaments and 20D polyurethane filaments, the highly uvioresistant heat-shielding cool weft knitting fabric with the single-layer effect comprises a front side and a back side, and the front side and the back side have the same pattern; the fabric body is provided with transverse white stripes, a dark grey plain weave and a dark grey grid-shaped front and back coil fabric layer; the front and back coil fabric layers with the transverse white stripes are formed by weaving 30D / 36F fine-denier light-mesh cation modified polyester DTY filaments and 20D polyurethane filaments, and the front and back coil fabric layers with the dark grey plain and dark grey latticed shapes are formed by weaving 50D / 34F fine-denier light-mesh dyed yarn polyamide DTY filaments and 20D polyurethane filaments; the fabric provided by the utility model not only has a special single-sided and single-layer appearance pattern effect and a high ultraviolet-resistant and heat-shielding function, but also has an ice skin cooling function.

The utility model provides a moisture-absorbing quick-dry fabric, which comprises a surface yarn and a first ground yarn, the surface yarn and the first ground yarn are woven to form a plaiting plain weave, the surface yarn is a blended yarn formed by blending cotton fibers and hollow polyester fibers, and the first ground yarn is an elastic yarn. The fabric obtained by weaving the first ground yarn and the surface yarn in a matched mode has good elasticity, meanwhile, the first pure cotton fiber is woven with the hollow polyester fiber and the first pure cotton fiber blended yarn, the first pure cotton fiber is high in moisture absorption capacity and is a porous substance, molecules in the first pure cotton fiber are irregularly arranged, and the molecules contain a large number of hydrophilic structures; the porous polyester fiber is a novel empty pulp fiber with a dissolved hollow structure and a groove channel and is provided with a loofah-pulp-like intricate and continuous throat dissolved hollow structure and a groove channel, the hollow structure enhances the capillary effect when the fabric absorbs water, sweat can be rapidly absorbed by the fabric and diffused and transferred to the outer surface of a garment to be evaporated, and the skin is kept dry and comfortable continuously.

The utility model relates to knitting-imitated jean fabric and clothes. The knitted-imitated jean fabric comprises warp yarns and weft yarns which are knitted in a staggered manner, the weave structure of the knitted-imitated jean fabric is a double-warp weave comprising a surface weave and an inner weave, the weave structure of the surface weave is at least one of a reinforced twill weave and a composite twill weave, and the weave structure of the inner weave is at least one of a plain weave and a rip weave; and in the tissue circulation of the surface tissue, the number of the warp tissue points is greater than or equal to 2. The knitted-imitated jean fabric can have better softness and comfort, yarn compactness and mechanical property at the same time.

The invention belongs to the technical field of textiles, and discloses a knitted fabric with a damp-heat dynamic adjusting function and thermal underwear. The knitted fabric comprises a surface layer, a middle layer and an inner layer, the surface layer is formed by weaving first yarn, the first yarn comprises moisture absorption and sweat releasing fibers, the inner layer is formed by weaving second yarn, the middle layer is connecting yarn interwoven between the surface layer and the inner layer, the connecting yarn forms a tuck structure between the surface layer and the inner layer, the surface layer adopts plain weave, and the inner layer adopts plain weave. The underfill coefficient of the surface layer is 8-15, the inner layer adopts eyelet weave, and the coverage coefficient of the inner layer is 0.1-0.5. According to the knitted fabric, microclimate adjustment can be carried out according to the heat change of the human body, damp-heat balance dynamic adjustment in different states is achieved, in addition, the problem that the fabric is accumulated on specific parts of the human body after sports can be solved, and the knitted fabric has good wearing comfort.

The invention relates to a temperature effect-considered composite material interlayer fatigue crack propagation length forecasting method, which aims at the fatigue layering damage and destruction problems of a plain woven composite material in different temperature environments, adopts a finite element numerical simulation method, and combines a cohesion bilinear constitutive model and a Paris formula theory to forecast the fatigue crack propagation length of the plain woven composite material. The damage evolution law of the cohesion model under the fatigue load of the composite material is deduced, and a set of complete plain woven composite material interlayer fatigue damage evolution model considering the temperature effect is established. Unit verification, ideal experiment verification and real experiment verification are adopted, the extension length of the interlayer crack under different initial loads considering the temperature effect is forecasted, the simulation result and the experiment result are well matched, and it is shown that the method can accurately simulate the interlayer fatigue performance of the plain woven composite material, and the method has good application prospects. The method can effectively predict the interlayer fatigue crack propagation length of the composite material in different temperature environments, and provides important calculation parameters and theoretical basis for forecasting the fatigue life of the composite material.

The invention relates to the technical field of textile engineering, and discloses a cationic yarn-based antibacterial wear-resistant yarn-dyed fabric weaving process, which comprises the following steps of: selecting cationic yarns and double-six full-dull nylon yarns as raw materials; a seamless electronic jacquard knitting machine and a yarn feeding system are configured for knitting; stable conveying and accurate interweaving of yarns are controlled by setting the position of a yarn nozzle of a yarn feeding system and tension parameters; the knitted fabric is woven by adopting plain weave and darkness weave to form the knitted fabric with breathable micropores and double-color darkness patterns; dyeing the knitted double-color jacquard knitted fabric by adopting a low-temperature dyeing technology; the dyed fabric is subjected to online antibacterial and antistatic functional finishing; performing low-temperature short-time drying on the fabric subjected to functional finishing; carrying out hot melting, bonding and shaping on the dried fabric and the collar cloth; performing seamless laser cutting on the bonded and shaped access control button hole to obtain the overlock-free yarn-dyed fabric; and finally, carrying out quality detection on the yarn-dyed fabric subjected to laser thermal cutting.

The invention discloses a high-toughness schoolbag textile fabric and a manufacturing method thereof, and relates to the technical field of textile processing, and the manufacturing method comprises the following steps: mixing polyester staple fibers, cotton fibers and silver ion modified polyester staple fibers according to a mass ratio of 1: 0.8: 05, carrying out a blowing-carding process, opening and carding to obtain a mixed cotton web, drawing the mixed cotton web, and drying to obtain the high-toughness schoolbag textile fabric. The preparation method comprises the following steps: preparing a base cloth layer, spinning blended yarns through roving and spinning processes, weaving through an air jet loom to obtain a base cloth layer, weaving ultra-high molecular weight polyethylene fibers through a shuttleless textile machine in a plain weave manner to obtain a reinforcing layer, and weaving nylon 66 filaments through a water jet loom in a twill weave manner to obtain a surface layer base cloth. Through layered combination of the base cloth layer, the reinforcing layer and the wear-resistant surface layer, the reinforcing layer can effectively resist traction caused by the weight of daily books and reduce fiber fatigue damage, the wear-resistant surface layer can reduce abrasion damage to the surface of the schoolbag fabric caused by friction, cleaning or sliding friction and the like, and the service life of the schoolbag is prolonged.

The invention discloses a flexible pressure sensor and a manufacturing method thereof. The manufacturing method of the flexible pressure sensor comprises the steps that a base body, a plurality of conductive wires and a plurality of metal terminals are provided, and the base body is made of cloth; a plurality of conductive wires are arranged in the base body in a penetrating mode in a knitting, embroidering or plain weaving mode, and the plurality of conductive wires are arranged on the base body at intervals; corresponding to the conductive wires, the first ends of the metal terminals penetrate through the base body, the metal terminals are arranged to be electrically connected with the conductive wires, and each metal terminal is connected with one conductive wire; and pressing and fixing the first end of the metal terminal on the substrate to obtain the flexible pressure sensor. The method has the advantages of simple process, reliable yield, high efficiency, easy mass production and the like.

The invention discloses a high-torque high-flexibility transmission belt which is composed of an outer rubber layer, a middle reinforcing layer and an inner rubber layer, the outer rubber layer comprises, by weight, 60-80 parts of nitrile rubber, 20-40 parts of polyurethane, 1-2 parts of an antioxidant and 5-15 parts of a reinforcing agent, and the reinforcing agent comprises sulfonated cellulose nanowhiskers, lignosulfonate and graphene oxide; the middle reinforcing layer comprises 50-80 parts of carbon fibers and 20-40 parts of aramid fibers; the inner rubber layer comprises 70-90 parts of natural rubber and 30-50 parts of butadiene rubber; the preparation method comprises the following steps: mixing components of the outer rubber layer to obtain outer rubber; mixing the components of the inner rubber layer to obtain inner rubber; the components of the middle reinforcing layer are woven into plain weave fabric; the plain weave fabric is pressed on the inner-layer rubber, the outer-layer rubber covers the plain weave fabric, a belt blank is obtained through hot pressing, the belt blank is cooled and shaped, and the transmission belt prepared from the components through the method has high torque and high flexibility.

The utility model relates to the technical field of Tujia brocade weaving, and discloses a Tujia double-faced brocade which comprises a ground weave and a jacquard weave, the ground weave and the jacquard weave both adopt a yarn arrangement mode of double warps, three wefts and spread warps and folded wefts, the jacquard weave adopts a double-faced same-effect Tujia double-faced brocade jacquard weave, and the double-faced same-effect Tujia double-faced brocade jacquard weave is a double-faced double-faced brocade jacquard weave. The double-sided same-effect Tujia double-sided brocade weave comprises two groups of warps and three groups of wefts, and the basic weave of the double-sided same-effect Tujia double-sided brocade jacquard weave is plain weave or twill weave. Compared with the prior art, the Tujia brocade weaving device has the advantage that the Tujia brocade weaving efficiency is improved.

The invention discloses a light warm-keeping high-strength fabric and a preparation method thereof, and relates to the technical field of fabric manufacturing. The light warm-keeping high-strength fabric is of a plain grid structure formed by interweaving warp yarn and weft yarn, and the warp yarn and the weft yarn are both obtained by compounding chinlon hollow yarn and ultra-high molecular weight polyethylene yarn. The preparation method of the light warm-keeping high-strength fabric comprises the following steps: performing sectional warping arrangement on the nylon hollow yarns and the ultra-high molecular weight polyethylene yarns, finishing into a warp beam, performing drafting and denting according to a tissue structure, selecting a heavy loom for weaving, and performing interweaving, deoiling, washing, dyeing and shaping according to a plain weave mode to obtain the light warm-keeping high-strength fabric.

The utility model discloses a pineapple grid corduroy double-sided fabric which comprises a front pineapple grid corduroy unit, a cross-linking unit and a back raising unit, and the three units are formed by vertically interweaving warp yarns and weft yarns. Wherein the weft yarns comprise three groups of yarns, the first group of weft yarns and the warp yarns are interwoven to form a front corduroy structure, and corduroy units with front pineapple check patterns are formed after pile cutting and splitting; the second group of weft yarns and warp yarns are interwoven in a plain weave manner to form a cross-linked weave, and the cross-linked warp yarns move back and forth on the front and back surfaces to combine the front and back surfaces; and the third group of weft yarns and the warp yarns are interwoven in a four-piece broken twill weave mode to form an inner weave, and a reverse side raising weave is formed after splitting and fuzzing. The weft yarns of the front corduroy weave and the back raising weave adopt superfine polyester-nylon composite yarns, and after alkali decrement treatment, compact fluff is formed on the two sides of the fabric, so that a user can obtain soft and fine fluff feeling. The fabric has good water absorption, is suitable for making bathrobe, pajamas and other articles, and is unique in pattern, comfortable and skin-friendly.

The utility model discloses a shading fabric which comprises first areas, second areas and a base cloth area, the first areas and the second areas are alternately arranged in the fabric breadth direction, the first areas are connected with the base cloth area, the second areas are connected with the base cloth area, each first area comprises two first convex areas and two first concave areas, and each first convex area comprises two first convex areas and two first concave areas. Each second area comprises two first rectangular areas and two second rectangular areas, the first convex areas and the first concave areas are square, and the first rectangular areas and the second rectangular areas are rectangular. According to the utility model, the two weaves and the plain weaves are connected and interwoven to form the rectangular and square alternate arrangement, so that the structure of the fabric is relatively compact, and the rectangular and square surfaces are concave-convex, so that light rays can be reflected for multiple times at different angles, the path length of the light rays on the surface of the fabric is increased, and the direct penetration of the light rays is reduced; therefore, the shading effect of the fabric is improved.

The invention relates to the field of wool spinning, and particularly discloses a high-count single-warp single-weft Sirofil light and thin fabric and a preparation process thereof.The preparation process comprises the following preparation steps that S1, wool with the fineness of 17.5 and 2D polyester are blended according to the proportion of 64 / 36, and wool-polyester blended yarn is prepared; s2, taking 30D / 1 elastic filaments as core yarns, taking wool-polyester blended yarns as outer-layer wrap yarns, and performing compact sirofil spinning to obtain about 60 / 1 single yarns; s3, weaving the single-yarn plain weave into finished cloth of 104 g / m < 2 >; s4, the finished fabric is subjected to after-finishing, and the light and thin fabric is obtained. The wool-polyester blended yarns are amino silane coupling agent modified blended yarns, and the elastic filaments are carboxymethyl chitosan modified spandex. Yarns made of the high-count single-warp single-weft sirofil light and thin fabric are high in strength, smooth and not prone to washing shrinkage, and the performance of the high-count single-warp single-weft light and thin fabric is improved.

The invention relates to the technical field of textile, and particularly discloses a low-wear protein silk fabric production process, which comprises the following steps: step 1, preparing yarns, warp yarns and weft yarns being 1 / 50D / 48F semi-gloss polyester T-800; step 2, yarn treatment: warp treatment: grey yarn, sectional warping and drafting and reed digging are performed, and weft yarns do not need to be treated; step 3, weaving: weaving by adopting a plain weave, and interweaving by using a water-jet loom to obtain a finished product fabric; step 4, inspection: inspecting the finished fabric, and leaving the factory after the finished fabric is inspected to be qualified; in the sectional warping process in the step 2, a sectional warping machine is used, the two processes of reeling and two-for-one twisting are omitted during warp processing, the warp sectional warping process is optimized, broken filaments are effectively prevented, and the finished fabric is compact in texture and has a certain decorous feeling; by optimizing the weaving process, the phenomena of weft breakage, weft carrying, warp breakage and the like can be effectively reduced in the weaving process, and the finished fabric is soft, comfortable, easy to form and good and soft in hand feeling.

The seamless continuously-formed knitted one-piece panty-hose comprises a first sock leg, a panty body and a second sock leg which are sequentially formed at a time. The pant body comprises a plain weave base layer formed by weaving basic yarns, and a floating thread weave and / or tuck weave plaiting layer formed by adding additional yarns on the base layer for weaving; and at least one part of the plaiting layer is a high-tension adjusting layer, so that the crotch part of the pants body presents a concave curved surface in a natural state. According to the obtained one-piece panty-hose, no seam is generated, and the problems that in the prior art, the seam affects the attractiveness and brings discomfort to a wearer are solved; due to the design of the high-tension adjusting layer, the problems of crotch falling, non-fitting and the like of the one-piece pantyhose are effectively solved; the product is further provided with a local tension reducing structure, so that the shape of the product is improved, and meanwhile, the product is more fit to wear.

The utility model relates to quartz sand pickling filter cloth which is composed of an inner layer and an outer layer, the whole filter cloth is of a double-layer organization structure, the inner layer is of a thick grid structure, the outer layer is of a thin mesh structure, the inner layer is used for enhancing the overall strength and stability of the filter cloth, and the outer layer is used for improving the filtering precision. The filter cloth outer layer is formed by weaving warp yarns and weft yarns, the interweaving mode of the warp yarns and the weft yarns is plain weave, and the warp yarns and the weft yarns are alternately interwoven up and down; the whole filter cloth is circular, a circle of skirt edge is arranged on the edge of the filter cloth, and vertical line grooves are evenly distributed in the skirt edge. According to the acid-resistant filter cloth, the polyester fibers and the yarns made of the polytetrafluoroethylene are used as the warps and the wefts, so that the acid resistance of the filter cloth is improved, and the filter cloth can stably work in an acid environment for a long time; the quartz sand pickling efficiency and the product quality are effectively improved by weaving in a plain weave interweaving mode, and meanwhile, the production cost is reduced.

The application provides a production process of a warp interlocking terry fabric, which adopts four guide bars to weave, weaves GB1 warp plain weave, and pads yarns on needles of a base cloth in even courses and pads yarns on empty needles in odd courses; GB2 weaves weft insertion weave in even courses, the needle back transverse movement direction of the weft insertion comb is the same as that of the loop comb in even courses of GB1, and GB2 weaves loop weave in odd courses; GB3 weaves chain stitch weave; and GB4 weaves weft insertion weave.The process of the application produces twice as many terry loops as conventional loop shedding methods and weft shedding methods, and the terry loops interlock to form a three-dimensional structure; GB1 and GB2 adopt fibers with good water absorption such as super fine fibers to improve the cleaning effect of the terry fabric; the three-dimensional structure of the fabric has a decorative effect, GB1 and GB2 adopt fancy yarns to form a pattern effect; and GB1 and GB2 adopt yarns with good warmth retention such as cotton yarns, so that the terry fabric has both warmth retention and heat dissipation performance.

The invention provides a multilayer aramid fiber high-temperature-resistant material as well as a preparation method and application thereof, and belongs to the technical field of fiber multilayer materials. The multilayer aramid fiber high-temperature-resistant material comprises a dust facing layer, an anti-static layer and a high-strength filtering layer, the dust facing layer is a non-woven fabric made of meta-position aramid fibers and polyolefin elastic fibers, the non-woven fabric is entangled through spunlace reinforced fibers, and the non-woven fabric and the spunlace reinforced fibers form a covalent cross-linked crystal network structure; the anti-static layer is formed by performing low-pressure water needle spunlace on a woven fabric prepared from meta-aramid, para-aramid and conductive fibers in a plain weave structure or a square plain weave structure, and has the characteristics of static electricity prevention, stable structure and high temperature resistance, and the high-strength filter layer is a woven fabric prepared from polyimide filaments in a 2-up 2-down right twill weave structure or a honeycomb weave structure. The high-temperature-resistant material with high filtering efficiency and high strength is prepared by virtue of special fiber morphology and fabric weave.

The utility model relates to high-elasticity breathable warp-knitted magical-color screen cloth which comprises a fabric body, the fabric body is a plain weave formed by interweaving warp-wise thread groups and weft-wise thread groups in an up-and-down alternate mode, and the warp-wise thread groups and the weft-wise thread groups each comprise at least three elastic threads arranged in parallel. And the elastic threads are intertwined and fixed back and forth in an up-and-down manner through a fantasy-color yarn. The elastic and breathable fabric has excellent elasticity, breathability, durability and attractiveness, can meet the requirements of various use scenes, and has very high practical value and market potential.

The invention belongs to the technical field of textile materials, and particularly relates to a PLA fiber ultraviolet-proof woven fabric and a preparation method thereof. According to the invention, the TiO2-coated SiO2 composite light stabilizer with a core-shell structure is constructed and surface hydrophobic modification is carried out on nano ZnO, so that the contradiction between efficient ultraviolet protection and long-term stability is synergistically solved from the source of the material, and the high efficiency and durability of the ultraviolet protection function are ensured. By combining the special-shaped interface fiber design and the variable square plain weave or honeycomb weave, the unification of physical shielding and wearing comfort is realized, and the sustainable ecological fiber PLA completely replaces the petroleum-based fiber, so that the biodegradable foundation is fundamentally laid, and the application prospect is wide. The adopted inorganic nano screening agent is stable and safe in chemical property, a traditional post-treatment process containing toxic substances is abandoned in the processing process, mild and environment-friendly technologies such as biological enzyme desizing are adopted, white pollution is avoided, and perfect fusion of high performance and environment friendliness is achieved.

The utility model discloses a high-performance fiber multi-dimensional fabric, which adopts a structure that three layers are laid in parallel, nylon 6 thermoplastic resin fibers are uniformly laid on a first fiber layer in the 0-degree direction, nylon 6 thermoplastic resin fibers are uniformly laid on a second fiber layer in the positive 45-degree direction, and nylon 6 thermoplastic resin fibers are uniformly laid on a third fiber layer in the positive 45-degree direction. Nylon 6 thermoplastic resin fibers are uniformly laid in the third fiber layer in the negative 45-degree direction, the three fiber layers are stitched, bound and woven through low-elasticity polyester yarns to form an integral three-dimensional oriented structure fabric, the weaving density is 5-10 pieces per inch, and full-drawing-in plain weave is adopted for weaving.

The invention discloses an environment-friendly ultrathin electronic packing material fabric and a production process thereof, the fabric is formed by warp knitting regenerated polyester DTY (draw textured yarn) and regenerated high-shrinkage FDY (fully drawn yarn), the structure of the fabric is a double-comb tricot stitch, the yarn laying number of a guide bar GB1 is 1-0 / 1-2 / / , and the yarn laying number of a guide bar GB2 is 1-2 / 1-0 / / ; the thickness of the fabric is not larger than 0.35 mm, the number of yarns in unit square centimeter is not smaller than 80000, and the height of fluff on the back face of the fabric is 0.1-0.3 mm. The high-quality electronic packaging material fabric which is ultrathin, high in density, soft, smooth, low in writing feeling, firm in edge and environment-friendly in the whole process is prepared through a more simplified process by combining the innovative process combination of'white body napping, refining shrinkage and shearing 'and the environment-friendly hot trimming technology through raw material and tissue structure design.

The present application relates to a kind of carbon fiber composite material actuator fiber layup structure, the actuator includes look as actuator cylinder, oil pipe and piston rod;Actuator cylinder and piston rod matrix use carbon fiber composite material;Oil pipe is wound carbon fiber composite material on metal matrix as reinforcing layer;The innermost layer of the fiber layup structure of the actuator cylinder is carbon fiber unidirectional tape 90 ° layup, second layer is carbon fiber 0 ° / 90 ° layup, third layer is carbon fiber ± 45 ° layup, the outermost layer is laid 3K plain weave;The innermost layer of the fiber layup structure of the piston rod is wound 3K plain weave after 90 ° winding carbon fiber unidirectional tape, middle layer is in turn 0 ° laid carbon fiber, 90 ° winding carbon fiber, 0 ° laid carbon fiber;The outermost layer is laid 3K plain weave;The innermost layer of the fiber layup of the oil pipe is 90 ° wound carbon fiber forming, outer layer is laid 3K plain weave.

The utility model discloses a flame-retardant zipper, belongs to the technical field of zippers, and solves the problem that zipper teeth and a puller in the zipper are exposed outside and are easy to deform in a high-temperature environment. Comprising a first connecting piece and a second connecting piece, a chain belt is fixedly connected to the first connecting piece, a loop ring is fixedly connected to the second connecting piece, the chain belt penetrates through the position between the loop ring and the second connecting piece, the chain belt is curled to be in a C shape, a pull head is arranged between the two tail ends of the chain belt, the pull head is located between the first connecting piece and the second connecting piece, and the chain belt is made of flame-retardant materials. The zipper teeth and the puller are all wrapped inside by the zipper belt, the puller and the zipper teeth are prevented from making direct contact with open fire, the heat exchange rate between the puller and the zipper teeth and the outside is reduced, the puller and the zipper teeth are prevented from being damaged, the service life of the zipper is guaranteed, the zipper belt forms a plain weave, and the strength of the zipper belt is improved.