522 results about "Hemp fiber" patented technology

The invention relates to the technical field of non-woven fabrics, in particular to a production process of a functional fiber woven non-woven fabric body, the non-woven fabric body comprises a non-woven fabric base body, middle layers are arranged on the upper portion and the lower portion of the non-woven fabric base body, and outer layer bodies are arranged on the outer sides of the middle layers; the middle layer is compounded with the upper part and the lower part of the non-woven fabric base body through polyurethane glue, and the dosage of the polyurethane glue is 20g / m < 2 >; the non-woven fabric body is formed by mutually matching a non-woven fabric base body, a middle layer and an outer layer body, the non-woven fabric base body is formed by weaving first modified spandex fibers and polyester fibers, the middle layer is formed by interweaving second modified polyester fibers and hemp fibers, and the outer layer body is formed by spraying an outer layer agent. The product is excellent in wear resistance, stain resistance, heat preservation and breaking strength, remarkable in comprehensive coordination effect and excellent in washing resistance and ultraviolet stability resistance.

The invention provides low-carbon premixed concrete based on industrial solid waste synergistic activation and a preparation method of the low-carbon premixed concrete. The low-carbon premixed concrete is prepared from the following components: a nano silicon-based anti-corrosion early strength agent, a cementing material, recycled aggregate, electric furnace tailings, waste carbon fibers, a polycarboxylate superplasticizer and water, the preparation method comprises the following steps: S1, preparing a nano silicon-based anti-corrosion early strength agent through silane hydrolysis and modification reaction of nano silicon dioxide; s2, preparing a cementing material: mixing fly ash, steel slag, mineral slag and Portland cement, calcining, grinding, spraying a composite alkali activator, and aging; s3, mixing and forming: wet-mixing the cementing material, the recycled aggregate, the iron tailing sand, the waste fibrilia, the nano silicon-based anti-corrosion early strength agent, the polycarboxylate superplasticizer and water, and pre-injecting and forming; and S4, carbonization curing. According to the invention, efficient utilization of industrial solid waste is realized, and the low-carbon environmental protection performance and mechanical property of the concrete are improved.

The invention relates to the technical field of spandex fabrics, in particular to a flame-retardant spandex fabric and a preparation method thereof.The flame-retardant spandex fabric comprises a spandex base layer, inner layers are fixedly arranged on the upper surface and the lower surface of the spandex base layer, and improved layers are fixedly arranged on the outer surfaces, away from the spandex base layer, of the inner layers; the spandex base body layer is formed by weaving elastic fibers, and the elastic fibers comprise spandex fiber lines. According to the flame-retardant spandex fabric, the spandex base body layer is matched with the inner layer and the improved layer to form the flame-retardant spandex fabric, the spandex base body layer is formed by spirally winding the glass fiber threads and the hemp fiber threads on the outer walls of the spandex fiber threads, and the elastic performance of a product is optimized.

A molded pulp product formed from the molding of a three-dimensional pulp slurry. The pulp slurry comprises a natural fiber composition of virgin fibers which have not been recycled and are derived from plant materials. The natural fiber composition includes hemp fibers which have been micronized to suitable length and combined with pulverized hemp shive to form a fibrous matrix. The molded pulp product is formed from a vacuum molding process, thermoforming process, custom air-burst molding process, or other molding process wherein the slurry is applied to a three-dimensional mold and a three-dimensional product is formed. The resulting packaging product is one hundred percent biodegradable.

The invention relates to the technical field of cat litter processing, in particular to full-plant bacteriostatic cat litter automatic production equipment which comprises a supporting frame, a shell is fixedly mounted at the top of the supporting frame, and a rolling mechanism and a loosening and cleaning mechanism are sequentially mounted on the shell from left to right; a separating mechanism located on the right side of the shell and a screening mechanism located below the shell and the separating mechanism are installed on the supporting frame. According to the device, hemp stalks are crushed through the rolling mechanism, first separation of crushed stalk cores is completed, hemp fibers are loosened and cleaned through the loosening and cleaning mechanism, the hemp fibers are punctured and dispersed in the up-down direction and the front-back direction of the hemp fibers through the first rake and the second rake, the hemp fibers extruded together after rolling are scattered, and second separation is completed; and then the beating plate continuously flaps the fibrilia up and down, residual rod core fragments in the fibrilia are promoted to fall off and be separated, third-time separation is completed, and the rod core separation effect is improved through multiple-time separation treatment.

The present invention relates to a kind of apocynum venetum fiber, its preparation method and application, which includes first preparing an acid dipping solution by mixing oxalic acid and water, adding raw apocynum venetum for reaction, adding hydrogen peroxide and sulfuric acid after the reaction to continue treating the apocynum venetum, taking it out after the treatment is completed, washing, deoxidizing, adding a reagent mainly composed of sodium hydroxide for scouring, washing the fiber with water after the scouring is completed, and oiling and drying. The present invention can prepare apocynum venetum fiber for spinning with high breaking strength, low doubling rate and low residual gum rate.

The utility model provides a flax fiber efficient degumming device, including a bottom plate, the top left and right sides of the bottom plate are fixedly connected with electric guide rails, the tops of the two electric guide rails are slidably connected with a moving frame, the bottom middle end of the moving frame is fixedly connected with a driving assembly, the bottom of the driving assembly is fixedly connected with a lifting frame, the bottoms of the left and right sides of the lifting frame are fixedly connected with motor 1, the output ends of the two motors are fixedly connected with a rotating shaft, the adjacent sides of the two rotating shafts are fixedly connected with a filter box, and the top rear side of the bottom plate is fixedly connected with a degumming box. In the utility model, starting motor 1 drives the filter box to tilt, so that the degummed flax fibers are dumped on the top of the conveyor belt, so that the staff does not need to manually take out the degummed flax fibers, thereby improving the working efficiency of the device.

The invention discloses a ground directional drilling goaf passing leaking stoppage method which comprises the steps that hole data of a goaf are obtained, and the hole data comprise the hole depth and the crack width; when the width of the crack is larger than 5 mm, a foundation plugging material is adopted for conducting foundation plugging on the hole of the goaf, and the foundation plugging material is an inert material and cement paste; judging whether basic plugging fails or not to obtain a first judgment result; if the first judgment result shows that the basic plugging fails, a flexible plugging material is adopted for conducting medium-term plugging on the holes in the goaf, and the flexible plugging material is a material formed by mixing hemp fiber, sawdust, soybeans and water. According to foundation plugging, a large channel is filled through particle bridging, a primary plugging layer is formed after cement paste is solidified, the flexible material can adapt to trace deformation of surrounding rock through deformation filling, and micro cracks of a foundation layer are plugged. Through graded gradient filling, the leaking stoppage effect can be greatly improved.

A molded pulp product formed from the molding of a three-dimensional pulp slurry. The pulp slurry comprises a natural fiber composition of virgin fibers which have not been recycled and are derived from plant materials. The natural fiber composition includes hemp fibers which have been micronized to suitable length and combined with pulverized hemp shive to form a fibrous matrix. The molded pulp product is formed from a vacuum molding process, thermoforming process, custom air-burst molding process, or other molding process wherein the slurry is applied to a three-dimensional mold and a three-dimensional product is formed. The resulting packaging product is one hundred percent biodegradable.

The invention discloses a degradable solid insulating material for a transformer. The degradable solid insulating material comprises the following raw materials in percentage by mass: 43-58% of bio-based epoxy resin; 3%-6% of polyethylene glycol; 25%-35% of a functional filler; 5%-10% of degradable reinforced fibers; 3%-8% of a degradation triggering auxiliary agent; 1%-3% of a degradation agent; the invention relates to the technical field of electrical insulation. According to the degradable solid insulating material for the transformer, natural degradation is achieved through hydrolyzable ester bonds of the bio-based epoxy resin in cooperation with the polylactic acid microspheres, the solid waste amount is reduced, meanwhile, degradation products are fatty acid and polysaccharide substances, the environmental safety standard is guaranteed, and through the synergistic effect of the modified calcined kaolin and the boron nitride nanosheets, the breakdown strength is improved; the insulation requirement is met, meanwhile, the heat conduction efficiency can be improved, the dielectric loss is reduced by filling micropores with nano silicon micro powder, and the density of the material is effectively reduced while the bending strength of the material is improved through alkali treatment of linen fibers.

The invention belongs to the technical field of hemp double-layer fabrics, and relates to a production method of a moisture-absorbing and quick-drying hemp double-layer fabric. After the hemp fibers are pretreated, the surface structure is improved, the hydrophilicity is enhanced, sweat and moisture discharged by a human body can be rapidly absorbed, and the skin is kept dry and comfortable; the hemp blended yarn is spun by introducing moisture-conducting and quick-drying fibers, so that moisture can be quickly conducted and evaporated in the fabric, the quick-drying speed of the fabric is increased, and the wet feeling and discomfort are reduced; the spun silk fibers are introduced, so that the comfort of the fabric is improved, and meanwhile, the fabric has good hand feeling and comfort and does not irritate the skin.

The ramie fiber carding device comprises a box body, a carding roller and a clamping assembly, an installation cavity is formed in the box body, a feeding port communicated with the installation cavity is formed in one side of the box body, the carding roller is installed in the installation cavity, carding needles are arranged on the surface of the carding roller at equal intervals, and the clamping assembly is arranged on the surface of the carding roller. One end of the carding roller penetrates through the box body and extends outwards to be connected with the output end of the motor, the clamping assembly is installed on one side of the feeding port, and ramie fibers needing to be carded are clamped and fixed, the carding roller and the clamping assembly are additionally arranged, and therefore the ramie fibers needing to be carded can be clamped and fixed; a worker is prevented from holding ramie fibers by hand and carding the ramie fibers into the box body, the hand of the worker is prevented from being dragged into the box body and damaged by a carding roller, and the operation safety of the worker is effectively improved; the clamping assembly is simple in structure and convenient for workers to disassemble, assemble and use.

The invention relates to the field of fabrics, in particular to a highly wear-resistant and waterproof fabric for outdoor use and a travel bag prepared therefrom. Nylon fiber and polyester fiber are selected as first warp threads and first weft threads, and the warp and weft threads are interwoven to obtain a base fabric; hemp fiber and nylon fiber are blended as second warp threads, and the blended fibers are interwoven with second weft threads of one of basalt fiber, bamboo charcoal fiber and hemp fiber to obtain a reinforced fabric; the base fabric and the reinforced layer are woven together by using nylon fiber to obtain a fabric body; the fabric body is subjected to a double-immersion and double-rolling treatment by using a fluorine-free waterproof finishing liquid, and then subjected to a light curing treatment.

The utility model relates to the technical field of jute fiber hot-rolling grinding tool accessory devices, in particular to a jute fiber hot-pressing forming structure mold which can uniformly heat a jute fiber plate and quickly demold the jute fiber plate so as to ensure the quality of a product and improve the production efficiency. Therefore, the hemp fiber hot-press forming structure mold is improved in practicability. Comprising an upper mounting plate, a lower mounting plate, eight sets of clamping rods, a first fixing block, a second fixing block, an upper die, a lower die, eight sets of first screws and eight sets of fourth screws, the inner ends of the upper mounting plate and the lower mounting plate are connected with the four sets of clamping rods correspondingly, and four sets of first through holes are formed in the outer ends of the first fixing block and the second fixing block correspondingly; four groups of first clamping holes are respectively formed in the outer ends of the upper die and the lower die, eight groups of clamping rods respectively penetrate through the first through holes and are clamped with the first clamping holes, and four groups of second through holes are respectively formed in the outer ends of the upper mounting plate and the lower mounting plate.

The invention provides a fibrilia polypropylene composite material and a preparation method thereof. The composite material is formed by compounding the following components in percentage by weight: 30-50% of modified fibrilia, 30-50% of PP (polypropylene) fiber, 5-15% of PET (polyethylene terephthalate) fiber and 5-15% of GMT (glass mat reinforced plastics) board. The modified fibrilia is sprayed with a surface treatment solution containing a polycarboxylic derivative and metal ions, and a gel film is formed in a sodium alginate solution, so that the interfacial compatibility is improved. The PP fibers are subjected to surface grafting treatment so as to improve the binding force with other components. The GMT board is composed of polypropylene, glass fibers, an impregnating compound and a thermoelastomer, and the performance of the GMT board is optimized by adopting a specific preparation method. The preparation method of the composite material comprises the steps of opening, carding, needling, pressing and the like, and finally annealing treatment is carried out to improve the stability. The composite material has the advantages of light weight and excellent mechanical properties.

The invention relates to the field of shirt fabrics, and discloses a novel antistatic and breathable wool worsted shirt fabric and a production method of the novel antistatic and breathable wool worsted shirt fabric. Comprising the following raw materials in parts by weight: 45-55 parts of wool fibers, 5-8 parts of graphene modified polyester fibers, 1-2 parts of carbon nanotube modified wool, 8-12 parts of hemp fibers, 3-5 parts of aerogel polyamide fibers, 1-2 parts of silver zeolite composite particles, 10-15 parts of chitosan quaternary ammonium salt viscose fibers, 2-3 parts of a fluoride-free super-hydrophobic nano coating (o.w.f) and 5-10 parts of sulfobetaine modified polyamide. The graphene modified polyester fiber and the carbon nanotube modified wool are mixed, a continuous and stable conductive network is formed in the fabric by utilizing high conductivity of graphene and excellent electron transmission capability of carbon nanotubes, charge accumulation is reduced essentially, and uniform distribution of the conductive fiber is ensured by adopting a siro spinning technology.

The invention provides an ecological slope protection structure combined with microorganism mineralization and vegetation reinforcement and a construction method of the ecological slope protection structure. The construction method comprises the steps that the critical stability of a side slope is maintained through a dry rubble retaining wall, microorganism slurry is injected into a pre-buried grouting floral tube, after microorganism mineralization, rubbles are cemented to form a microorganism slurry rubble retaining wall, and the initial stability is improved. The degradable U-shaped groove is formed in the outer side of the retaining wall, and a guide layer containing fibrilia, coco coir fiber and plant growth hormone is laid at the bottom of the degradable U-shaped groove to guide slope top and riding track plant root systems to directionally grow along the surface of the retaining wall. The monitoring system monitors root growth and environmental parameters in real time and is linked with the automatic irrigation device to achieve precise irrigation. And finally, microorganism slurry is sprayed on the surface of the retaining wall to form a calcium carbonate hard shell layer, rainwater infiltration is further inhibited, and rainfall erosion of the slope is prevented. Through the synergistic effect of microbial grouting and vegetation root systems, the method has the effects of rapid reinforcement, long-term stability and ecological restoration, and is suitable for slope supporting engineering in southeast hot and humid areas.

The invention discloses a cotton and linen fiber carding web-forming winding machine, and relates to the technical field of cotton and linen fiber production, the cotton and linen fiber carding web-forming winding machine comprises a machine shell, an upper cotton box is arranged on the upper half portion of the machine shell, the top end of the upper cotton box is communicated with a cotton evening swing device, and the side end of a pipeline of the cotton evening swing device is connected with a dust collection fan; four feeding rollers are arranged at the upper end of the interior of an upper cotton box, two cotton stirring rollers are arranged on one side of the lower end of the interior of the upper cotton box, and a cylinder roller is arranged on the other side of the lower end of the interior of the upper cotton box. According to the carding machine, vertical arrangement is adopted, the moving direction of cotton and linen fibers is changed from the transverse direction to the vertical direction, a larger angle is formed between the relative moving direction between the cylinder roller and the needle teeth of the fixed cover plate and the fiber arrangement direction, the puncturing capacity of the needle teeth to fiber bundles is improved, and full carding can be achieved by penetrating through a fiber layer; the carding strength is enhanced, meanwhile, the processing efficiency is improved, the cotton and linen fibers are not prone to friction with a conveying belt and the like, and therefore fire disasters caused by static electricity and the like are avoided.

The invention relates to the technical field of textile, in particular to a preparation process of antibacterial blended yarn, which comprises the following steps: selecting blending raw materials, pretreating the blending raw materials, and uniformly mixing the pretreated blending raw materials to obtain a blended fiber mixture; the preparation process of the antibacterial blended yarn has the beneficial effects that the bamboo pulp fiber, the natural jute fiber, the modified polyester fiber, the spandex fiber and other raw materials are carefully selected, and a reasonable ratio is determined, so that the prepared yarn not only has excellent antibacterial performance, but also keeps good hygroscopicity, air permeability, elasticity and wear resistance.

The invention relates to the technical field of textile material testing, and discloses a friction performance testing device suitable for China hemp fiber bundles, which comprises a base, a clamping adjusting mechanism, an air bag testing mechanism, a transverse movement driving mechanism, a humidity adjusting mechanism and a humidity control mechanism. According to the device, comprehensive testing of the friction performance of the China hemp fiber bundle under different temperature and humidity conditions can be achieved through modular design, the testing precision and the environment simulation capacity are remarkably improved, meanwhile, assembling, maintenance and upgrading are facilitated, and reliable data support is provided for research, development and application of China hemp fibers.

The invention provides a biomass antibacterial sweat-absorbent fabric and a preparation method thereof, and belongs to the technical field of fabrics. The preparation method comprises the following steps: firstly, mixing raw materials, spinning and weaving to obtain a textile fabric; wherein the raw materials comprise 20-50 parts of hemp fibers, 15-40 parts of bamboo fibers, 10-30 parts of polyester fibers, 5-15 parts of modified particles and 3-10 parts of sodium alginate; immersing the textile fabric into the finishing liquid, taking out, drying, and washing to obtain the biomass antibacterial sweat-absorbent fabric. The China-hemp fiber, the bamboo fiber and the polyester fiber are used as raw materials, the synthetic fiber and the natural fiber are mixed, the China-hemp fiber and the bamboo fiber enable the fabric to have good moisture absorption and breathability, and the polyester fiber guarantees good strength and wear resistance of the fabric. By introducing the modified particles, the hygroscopicity and antibacterial performance of the fabric are further improved, the modified particles can be combined with the fibers, and a layer of antibacterial functional film is formed on the surfaces of the fibers.

The present application relates to the technical field of degradable packaging. Particularly disclosed are a degradable food container and a preparation method therefor. The degradable food container comprises a paper food container base body and a degradable coating applied on the paper food container base body, wherein the degradable coating is prepared from the following raw materials in parts by weight: 40-50 parts of polylactic acid; 10-15 parts of polybutylene succinate; 15-20 parts of polyglycolic acid; 10-20 parts of cassava starch; 5-8 parts of an external additive; 1.2-1.8 parts of montmorillonite; 0.2-0.8 parts of boron nitride nanotubes; and 1.5-2.5 parts of modified hemp fibers. The preparation method therefor comprises: heating polylactic acid, polybutylene succinate and polyglycolic acid to a molten state, then adding cassava starch and an external additive thereto, finally adding montmorillonite, boron nitride nanotubes and modified hemp fibers thereto, performing extrusion granulation, melting and then coating same on the surface of the paper food container base body, cooling same, and then cutting and forming same into a container to obtain the degradable food container. The degradable food container of the present application can exhibit excellent temperature change resistance when being subjected to temperature change caused by an external environment.

The invention discloses a polylactic acid composite material as well as a preparation method and application thereof. The polylactic acid composite material is prepared from polylactic acid, ramie fibers, nano cellulose, a silane coupling agent and a plasticizer. The preparation method of the polylactic acid composite material comprises the following steps: adding water into nano-crystalline cellulose, dispersing to prepare nano-crystalline cellulose dispersion liquid, adding a silane coupling agent, carrying out surface modification on the nano-crystalline cellulose, adding a plasticizer, uniformly mixing, adding polylactic acid and ramie fibers, uniformly mixing, drying, and carrying out extrusion molding to obtain the polylactic acid composite material. The polylactic acid composite material is obtained. The polylactic acid composite material disclosed by the invention has the advantages of good mechanical property, good processing fluidity, environmental protection, degradability, wide raw material source and the like, is suitable for being used as a 3D printing material for printing various prostheses and medical instrument molds, and is simple in preparation method, low in production cost and suitable for large-scale industrial production and application.

The utility model relates to the technical field of flax processing, in particular to a flax fiber degumming device which comprises a first box body, a first grid plate is arranged in the first box body, a plurality of stop levers are symmetrically fixed on the first grid plate, second connecting ropes are fixed on the plurality of stop levers, a shielding net covers the plurality of stop levers, and the second connecting ropes are fixed on the shielding net. A plurality of first connecting ropes are fixed to the shielding net, and two adjusting mechanisms are symmetrically fixed to the first grid plate and the first box body jointly. When the flax raw material degumming device is used, a flax raw material can float up and down on the first grid plate, so that a biological enzyme solution is in full contact with the flax raw material, the biological enzyme solution can be stirred, the flax raw material can be in more contact with enzyme in the biological enzyme solution, and the degumming effect and the degumming speed of the flax raw material are further ensured.

The invention relates to an ecological slope protection structure suitable for southeast hot and humid areas and a construction method of the ecological slope protection structure. According to the scheme, the ecological slope protection structure comprises a side slope to be supported, a dry rubble retaining wall, a grouting floral tube, a degradable U-shaped groove, a guide layer, a monitoring system and an automatic irrigation device. The critical stability of the side slope is maintained through the dry rubble retaining wall, the isocyanate and polyether polyol bi-component high polymer is injected into the pre-buried grouting floral tube, rubbles are rapidly cemented to form the high polymer mortar rubble retaining wall, and the initial stability is improved. The degradable U-shaped groove is formed in the outer side of the retaining wall, and a guide layer containing fibrilia, coco coir fiber and plant growth hormone is laid at the bottom of the degradable U-shaped groove to guide slope top and riding track plant root systems to directionally grow along the surface of the retaining wall. The monitoring system monitors root growth and environmental parameters in real time and is linked with the automatic irrigation device to achieve precise irrigation. Through the synergistic effect of high polymer grouting and vegetation root systems, the method has the effects of rapid reinforcement, long-term stability and ecological restoration, and is suitable for slope supporting engineering in southeast hot and humid areas.

The present invention relates to an antibacterial carpet prepared from sisal fibers and a preparation method thereof. The antibacterial carpet is sequentially provided with a bottom support layer, a first antibacterial functional layer, a second antibacterial functional layer, and a top support layer from bottom to top. By reasonably optimizing the composition ratio of each layer, the bottom support layer plays a role in absorbing the ground and preventing slipping, not mildewing, being resilient and deformable. The first antibacterial functional layer plays a role in antibacterial and preventing the connection between the bottom support layer and the functional layer from being insufficiently tight. The second antibacterial functional layer plays a role in antibacterial and preventing the antibacterial components from being melted and falling off due to being soaked by water. The top support layer plays a role in quickly absorbing water, moisture-proof, anti-slip, facilitating cleaning, and not leaving stains, perfectly solving the problems existing in the existing sisal carpets, such as not being suitable for water washing, poor elasticity, local swelling and hardening after a large amount of moisture absorption, easy color change under direct sunlight, and lack of antibacterial property.

The utility model provides a pair of full-hemp surface layer menstrual period trousers, which comprises a full-hemp surface layer menstrual period trousers body which is in the shape of underpants formed by cutting and compounding non-woven fabrics and rubber bands. The full-China-hemp surface layer menstrual period pants body sequentially comprises a surface layer, a flow guide layer, an absorber, an anti-leakage bottom film and an elastic surrounding body from the skin contact surface to the bottom, and the surface layer is made of full-China-hemp non-woven fabric. The surface layer is the non-woven fabric made of all China-hemp fibers, the China-hemp fibers belong to natural plant fibers and can destroy the thallus structure of bacteria and prevent anaerobic bacteria from surviving, the China-hemp fibers have moisture absorption and quick drying functions, a dry environment is not beneficial to bacterial reproduction, menstrual blood is quickly pulled to the bottom through the multi-layer tiled structure in the absorber, and therefore the menstrual blood can be quickly absorbed. The China hemp fibers can effectively inhibit bacterium breeding and prevent bacteria from breeding upwards, skin or gynecological diseases caused by contact with skin are avoided, and the use requirement of women for menstrual period trousers is met.

The utility model discloses a wear-resistant crossed spunlace non-woven fabric which comprises a first wear-resistant spunlace non-woven fabric layer, a wood pulp PLA (Poly Lactic Acid) composite spunlace non-woven fabric layer and a second wear-resistant spunlace non-woven fabric layer which are compounded with one another, the wood pulp PLA composite spunlace non-woven fabric layer comprises a first wood pulp spunlace non-woven fabric layer, a PLA spunbond non-woven fabric layer and a second wood pulp spunlace non-woven fabric layer; the first wear-resistant spunlace non-woven fabric layer and the second wear-resistant spunlace non-woven fabric layer are both fiber webs in a cross lapping mode; the first wear-resistant spunlace non-woven fabric layer is made of fibrilia spunlace non- The second wear-resistant spunlace non-woven fabric layer is a fine denier nylon fiber spunlace non-woven fabric. The two sides are both in a cross lapping mode, the difference of strength in the longitudinal direction and the transverse direction can be reduced, and abrasion-resistant materials with different finenesses are adopted for wiping different materials. The arranged wood pulp spunlace non-woven fabric layer has a good water absorption effect, and the wiping effect can be improved. The PLA spunbond non-woven fabric has a waterproof effect due to poor hygroscopicity of PLA.

The invention discloses a blended yarn containing metal short fibers and a preparation method thereof.The blended yarn containing the metal short fibers comprises the following components: the metal short fibers, functional short fibers and matrix short fibers, the metal short fibers are made of at least one of steel wires, tungsten wires and silver-plated alloy wires, the components of the metal short fibers are 5-18%, the functional short fibers are made of metal fibers, and the matrix short fibers are made of metal fibers. The component of the functional short fiber is 20-35%, the functional short fiber is at least one of ultra-high molecular weight polyethylene, aramid fiber, glass fiber and basalt fiber, the component of the matrix short fiber is 47-72%, and the matrix short fiber is at least one of chinlon, polyester, polypropylene fiber, viscose, cotton fiber and fibrilia. The blended yarn material which is low in cost, high in stability and capable of meeting the cutting-resistant and conductive requirements at the same time is developed, the blended yarn material can be suitable for industrial protective gloves, anti-static work clothes, electromagnetic shielding fabric and other scenes at the same time, the application range of the blended yarn material is widened, and the blended yarn material has the high competitive advantage.