348results about "Light resistant fibres" 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 relates to the technical field of fabrics, and discloses an anti-ultraviolet modified polyester fabric preparation method, which comprises: using bis (3-chloropropyl) amine and allyltriethoxysilane as raw materials, carrying out Michael addition to obtain an intermediate 1, carrying out a ring-opening reaction on the intermediate 1 and 1, 3-propane sultone to obtain an intermediate 2, and sequentially carrying out a ring-opening reaction on the intermediate 2 and 2, 3-propane sultone to obtain the anti-ultraviolet modified polyester fabric. The preparation method comprises the following steps: carrying out substitution reaction and quaternization reaction on 2, 4-dihydroxybenzophenone and modified ferulic acid to obtain bis-benzophenone quaternary ammonium salt and ferulate terylene quaternary ammonium salt, and carrying out condensation on the ferulate terylene quaternary ammonium salt and siloxy groups contained in the bis-benzophenone quaternary ammonium salt and hydroxyl contained in the alkali-treated polyester fabric to obtain the polyester fabric. The anti-ultraviolet modified polyester fabric is obtained.

The invention discloses a preparation method and application of an anti-ultraviolet breathable fabric, belongs to the technical field of fabric processing, and aims to solve the technical problem that the breathability and the anti-ultraviolet performance of a fabric in the prior art need to be further improved. The method comprises the following steps: soaking a modified fabric in a skin-friendly impregnation liquid, obtaining an impregnated material after padding is completed, and obtaining the breathable fabric by adopting a microwave evaporation process, namely preparing composite particles taking titanium dioxide particles as cores and porous silicon dioxide as shells, modifying active functional group epoxy groups on the surfaces of the composite particles, hybridizing polyurethane chain segments, and drying to obtain the breathable fabric. The silk fibroin is used as a nucleation center to promote self-assembly of the silk fibroin to form a spherical material, and the internal titanium dioxide particles are used as a microwave absorption center and an electrostatic spinning conductive network while undertaking the effect of an ultraviolet light absorber, so that the process efficiency is improved; the breathable fabric is obtained.

The invention discloses an environment-friendly flame-retardant polyester yarn and a preparation method thereof, and relates to the technical field of textile, and the environment-friendly flame-retardant polyester yarn is prepared from the following raw materials in parts by weight: 100 parts of polyester chips, 10-15 parts of a flame-retardant polymer containing an organic salt structure, 1-3 parts of an antioxidant, 0.8-2 parts of a lubricant, 1-2 parts of benzotriazole sodium and 0.8-1.2 parts of quinoline yellow. The flame-retardant polymer containing the organic salt structure comprises a structural unit introduced by the following monomers: bis (3-aminophenyl) (3, 5-bis (trifluoromethyl) phenyl) phosphine oxide, 3, 7-diamino-5-phenylphenazine chloride and 3, 5-isoxazole dicarboxylic acid. The environment-friendly flame-retardant polyester yarn is good in ultraviolet aging resistance and flame retardance, high in strength and sufficient in softness.

The invention relates to the field of aramid fabric recycling and reusing, in particular to a method for preparing flame-retardant shielding military tent fabric by recycling waste aramid fabric, which comprises the following steps: step 1, treating the waste aramid fabric with ionic liquid; 2, opening the aramid fabric and recycling aramid fibers; step 3, preparing regenerated flame-retardant prefabricated filaments; step 4, preparing tent base cloth; and step 5, preparing the heat-insulating shielding military tent fabric. Starting from multiple dimensions of aramid fiber recycling and reusing, micro-nano flame-retardant fiber preparation, fabric structure design, functional finishing and the like, more than 98% of flame-retardant viscose and aramid fiber in the aramid fiber blended fabric are recycled and utilized at high value, and the military tent fabric finally developed has the advantages that the flame-retardant viscose and the aramid fiber in the aramid fiber blended fabric are recycled and utilized at high value; the composite material integrates multiple functions of shielding and wave absorbing (the shielding rate is 72dB, the reflectivity is 34.32 dB, and the effective bandwidth is 13.8 GHz), flame retardance, heat insulation, water resistance, oil repellency, air permeability, moisture permeability, weather resistance, softness, durability and the like, and can be used for developing military tents.

The invention discloses a special oiling agent for paddle-free DTY (Draw Textured Yarn) as well as a preparation method and application of the special oiling agent. The oiling agent comprises the following components in percentage by mass: 30-50% of a lubricant, 10-20% of an antistatic agent, 15-25% of a bundling agent, 1-5% of an antioxidant, 5-10% of an emulsifier and the balance of deionized water. According to the invention, the traditional sizing process is omitted in fiber processing. The oiling agent can significantly improve the fiber performance and reduce the production cost, has excellent environmental protection property, and is suitable for efficient production of synthetic fibers such as terylene, chinlon and the like. After being treated by the oiling agent, the oiling agent forms a compact protective film on the surface of the fiber, has bundling and lubricating functions, does not need additional sizing, can reduce fiber hairiness, improve breaking strength and remarkably improve the antistatic performance, and the oiling agent containing the metal salt multi-effect antistatic agent can remarkably improve the antistatic performance and also can improve the anti-static performance of the fiber. The anti-ultraviolet performance and the antibacterial performance of the fiber can be improved at the same time.

Provided in the present application are a bio-based fluoride-free waterproof agent, and a preparation method therefor and the use thereof. In the present application, firstly, a bio-based monomer is added into a reaction; secondly, a rosin-based amino acid surfactant is introduced, which is a bio-based ampholytic surfactant, has the advantages of good decontamination, resistance to hard water and being stable to an acid and an alkali and has the performances of sterilization, corrosion prevention, static electricity resistance, etc.; and finally, a lignin-furfural bio-based resin is added after the reaction, which resin is a new furfural bio-based resin, can be uniformly cross-linked on the surface layer of a yarn to adhere fiber ends to the yarn, and has a relatively strong adhesive force, such that the resin can bond the fibers, thereby limiting the movement of the fibers. The raw materials of the fluoride-free waterproof agent prepared in the present application are derived from bio-based products and are completely biodegradable in the natural environment, such that the fluoride-free waterproof agent is environmentally friendly and safe, thereby increasing the regenerative and environmentally friendly values of the product and having significant social benefits and wide market prospects.

The invention relates to the field of textile processing, and discloses a polyester knitted fabric flame-retardant finishing method, which is characterized in that modified waterborne polyurethane emulsion is finished on a washed and dried polyester knitted fabric by using a dipping and drying method; the modified waterborne polyurethane emulsion is prepared from isophorone diisocyanate, an amine chain extender, a flame-retardant cross-linking agent, modified nano titanium dioxide and the like, and the amine chain extender is prepared from 2-(2, 4-dihydroxyphenyl)-2H-benzotriazole and 2-chloro-4, 6-diamino-1, 3, 5-triazine through a reaction; the flame-retardant cross-linking agent is prepared from 1, 3, 5-tri (2-hydroxyethyl) cyanuric acid and dimethyl methylphosphonate through a reaction; the modified nano titanium dioxide is prepared from modified silane coupling agent modified nano titanium dioxide hybrid silica sol obtained by reaction of tetramethyldisiloxane and vinyltrimethoxysilane, so that the material is endowed with good flame retardant property, the ultraviolet protection property of the material is improved, and the mechanical property of the material is ensured.

The invention relates to the field of fabrics, in particular to a metallic yarn fabric based on a discontinuous aluminum layer and a processing technology thereof.The metallic yarn and polyester fibers are blended to serve as warps, the polyester fibers serve as wefts, the warps and the wefts are interwoven to obtain base cloth, the base cloth is subjected to discontinuous etching in the warp direction through etching liquid, and the pretreated base cloth is obtained; transferring the fabric into antibacterial finishing liquid for padding treatment to prepare the fabric. Modified waterborne polyurethane emulsion containing silicon and nitrogen elements is introduced into finishing liquid, polytetrahydrofuran glycol, hydroxyl-terminated polydimethylsiloxane and isophorone diisocyanate are used as raw materials, 2, 2-bis (hydroxymethyl) propionic acid is used as a hydrophilic chain extender, and cyanuric chloride derivative glycol based on menthol is used as a chain extender; the preparation method comprises the following steps: introducing nano zinc oxide as a finishing agent into a finishing liquid, firstly aminating the nano zinc oxide by using 3-aminopropyltriethoxysilane, then obtaining phytic acid modified nano zinc oxide by using electrostatic and hydrogen-bond interaction, and further grafting cyanuric chloride derivative diol based on menthol.

The invention relates to the technical field of knitted fabrics, in particular to an anti-pilling knitted fabric and a preparation method thereof.The preparation method includes the steps that first blended yarn and second blended yarn are soaked in sufficient treating fluid to be subjected to ultrasonic soaking treatment, and after soaking is finished, suction filtration and drying are conducted to obtain modified first blended yarn and modified second blended yarn; according to the anti-pilling knitted fabric, the modal fibers are matched with the polyester fibers to obtain the first blended yarn through the cotton carding process, the spandex fibers and the bamboo fibers are matched to obtain the second blended yarn, ultrasonic immersion treatment is conducted through the treating fluid, then knitting treatment is conducted, and the knitted fabric is obtained. According to the treatment liquid, bisphenol A type epoxy resin, organic silicon hydrophobic resin are matched with melamine, a silane coupling agent, a curing agent and polyethylene glycol to be blended and matched, a nepheline syenite-doped assistant and a modified stabilizing aid are added for synergistic interaction, and the easy-cleaning performance and the anti-pilling performance of the product are improved in a coordinated mode.

The invention discloses a quick-dry anti-ultraviolet sportswear fabric which comprises nylon fibers, polyester fibers and spandex fibers, the sportswear fabric is formed by weaving the nylon fibers, the polyester fibers and the spandex fibers, and the sportswear fabric is treated by an anti-ultraviolet agent. The anti-ultraviolet agent is prepared from ethanol, water, an inorganic ultraviolet screening agent, isoamyl 4-methoxycinnamate and coco fatty acid diethanol amide; according to the invention, the cloth is washed with water and soaked in the citric acid solution, then the anti-ultraviolet agent is evaporated into steam, the steam permeates into the cloth, the pressure is repeatedly and circularly increased and reduced, and the steam of the anti-ultraviolet agent is pressed into the cloth by increasing the pressure; air and an anti-ultraviolet agent poor in stability in the fabric are separated out through pressure reduction, and then permeation is conducted again through pressurization, so that the permeability and stability of the anti-ultraviolet agent are improved, the fabric has excellent washing fastness, and the anti-ultraviolet performance of the fabric is basically kept inconvenient after long-term use.

The invention relates to the technical field of anti-yellowing, in particular to anti-yellowing lining cloth with a hot melt coating and a preparation method of the anti-yellowing lining cloth. Composite carbon dots, an anti-yellowing agent and a composite chitosan solution are adopted to prepare finishing liquid for finishing the lining cloth; the preparation method comprises the following steps: selecting furfural and urea as a carbon source and a nitrogen source, performing one-step hydrothermal synthesis to obtain a nitrogen-doped furfural-based carbon dot, and grafting an amino-terminated polyimidazolium salt antibacterial compound to obtain a composite carbon dot; wherein the amino-terminated polyimidazolium salt antibacterial compound is an amino-terminated halogen-free polyimidazolium salt antibacterial compound which is prepared by taking ethylenediamine, butyric acid, glyoxal and formaldehyde as raw materials based on amine-aldehyde polycondensation and has good biocompatibility; the preparation method comprises the following steps: by taking polybutylene adipate, toluene diisocynate and isophorone diisocyanate as main monomers, polypropylene oxide triol as a crosslinking monomer, 2, 2-dimethylolpropionic acid and 4, 4 '-diaminodiphenyl disulfide as chain extenders and composite carbon dots as an end-capping reagent, adding water and emulsifying to obtain the waterborne polyurethane hot melt adhesive.

The invention relates to the technical field of chemical fibers, and discloses a low-thermal-conductivity anti-ultraviolet fiber, a preparation method and application of the low-thermal-conductivity anti-ultraviolet fiber to a light-shading and heat-shielding fabric. The preparation method of the low-thermal-conductivity anti-ultraviolet fiber comprises the following steps: carrying out surface modification and functionalization treatment on a porous zinc oxide nanosheet to obtain a functionalized zinc oxide nanosheet; performing in-situ growth of cobalt borate on the surface of the functionalized zinc oxide nanosheet to obtain a composite nanomaterial; polyacrylonitrile, N, N-dimethylformamide and the composite nanomaterial are mixed, and a skin layer spinning solution is obtained; mixing the modified cellulose-based aerogel powder and N, N-dimethylformamide to obtain a core layer spinning solution; spinning the skin layer spinning solution and the core layer spinning solution to obtain polyacrylonitrile / aerogel composite fibers; the polyacrylonitrile / aerogel composite fiber is modified by diethylenetriamine, and an intermediate product is grafted to obtain the low-thermal-conductivity anti-ultraviolet fiber. The low-thermal-conductivity anti-ultraviolet fiber disclosed by the invention is low in thermal conductivity, good in anti-ultraviolet and flame-retardant effects and excellent in mechanical property.

The invention discloses a high-strength geotextile and a preparation method thereof, and belongs to the technical field of geosynthetic materials, the high-strength geotextile comprises a polypropylene geotextile and a protective layer, and the preparation method of the high-strength geotextile comprises the following steps: soaking the polypropylene geotextile in titanium dioxide hybrid silica sol for dipping finishing for 30-40 min, and drying at 80 DEG C to constant weight to obtain the high-strength geotextile. The high-strength geotextile is obtained. In order to solve the problem of poorer aging resistance of polypropylene geotextile taking polypropylene as a raw material, titanium dioxide hybrid silica sol in the invention takes tetraethyl orthosilicate, long-chain alkyl silane, vanillin modified silane and tetrabutyl titanate as raw materials, and titanium dioxide and organic siloxane raw materials with different properties are introduced into a protective layer; the product strength, the acid and alkali / metal ion resistance, the ultraviolet radiation resistance and the like are improved, and the safety and the long-term effect of the product in a complex and harsh environment are enhanced.

The invention belongs to the technical field of textile fabrics, and particularly relates to an ultraviolet-proof antibacterial fabric and a preparation method thereof. The ultraviolet-proof antibacterial fabric comprises a base cloth layer and a modified polyester fabric layer, the modified polyester fabric is obtained by dipping a polyester fabric in a finishing liquid; the finishing liquid comprises a first finishing liquid and a second finishing liquid; the first finishing liquid is prepared from the following raw materials: a carboxymethyl chitosan derivative and polycarboxylic acid; the second finishing liquid is prepared by mixing nano titanium dioxide and absolute ethyl alcohol. According to the invention, the pre-treated polyester fabric is subjected to secondary surface modification by using the finishing liquid, and the durability of the fabric product is remarkably improved by using a covalent grafting mode.

The invention relates to amino silicone oil emulsion as well as a preparation method and application thereof, and belongs to the technical field of silicone oil emulsion. A preparation method of the amino silicone oil emulsion comprises the following steps: mixing amino silicone oil, cocamidopropyl betaine and polyether modified silicone oil to obtain a homogeneous oil phase, adding deionized water in a gradient manner, and carrying out double refining to obtain a homogeneous phase; 3-aminopropyltrimethoxysilane and polyether modified polydimethylsiloxane are added for treatment, a modified homogeneous phase is obtained, hydroxymethyl cellulose and porous nano-silica are added, and mixing is performed to obtain the coating. Through compounding of the amino silicon oil, the cocamidopropyl betaine, the polyether modified silicon oil, the amino propyl trimethoxy silane, the polyether modified polydimethylsiloxane and the porous nano silicon dioxide, the stability of the amino silicon oil is synergistically improved, and the fabric is endowed with good flexibility and durability.

The invention discloses an anti-ultraviolet para-aramid fiber and a production process thereof, and belongs to the technical field of aramid fiber production. According to the spinneret plate, the cross-shaped spinneret holes are adopted, the obtained cross-shaped para-aramid fibers have large specific surface areas, numerous micropores or grooves are formed in the surfaces of the cross-shaped para-aramid fibers, sweat, moisture and the like on the skin surface can be rapidly released to the outside and rapidly evaporated, the surface of a fabric is kept dry and comfortable, and the surface of the fabric is smooth. The obtained cross-shaped para-aramid fiber is impregnated in an anti-ultraviolet aging agent impregnation liquid containing TiO2, under the synergistic effect of ultrasonic waves, the anti-ultraviolet para-aramid fiber can be obtained, the mechanical performance of the anti-ultraviolet para-aramid fiber is obviously higher than that of the para-aramid fiber treated through a conventional technology, and the anti-ultraviolet para-aramid fiber has the advantages of being good in anti-ultraviolet performance, good in anti-ultraviolet performance and the like. The hygroscopicity and the ultraviolet resistance of the fiber are excellent.

The invention discloses leather-imitated superfine fiber layered synthetic leather and a production process thereof, and belongs to the technical field of synthetic leather. The production process of the synthetic leather comprises the following steps: carrying out superfine fiber alkali treatment and DMC / HEMAP / UV-1 monomer graft copolymerization modification; forming a fiber net by air laying and gradient needling; anionic water-based PU resin containing wood powder is used for impregnation reinforcement, and soft hydrolysis-resistant water-based PU resin is used for coating to form a porous surface layer; and performing wet solidification, bionic embossing, cationic dye dyeing and surface finishing to obtain a finished product. Through fiber modification, gradient structure, bi-component PU cooperation and process optimization, the problems that traditional synthetic leather is hard in hand feeling, poor in breathability, low in texture simulation degree, difficult to dye, weak in interlayer binding force and the like are solved, and the product has high simulation degree and excellent comprehensive performance and stability.

The invention relates to the field of textile materials, and discloses a multi-thread elastic knitted fabric and a preparation method thereof.The multi-thread elastic knitted fabric is prepared from, by weight, 30 parts of ternary polymerization elastic fibers; 70 parts of modified bamboo fiber; the ternary copolymerized elastic fiber is prepared from the following raw material components in parts by weight: 28-32 parts of polylactic acid; 38 to 42 parts of polytrimethylene terephthalate; 28 to 32 parts of poly (butylene succinate); 1 to 3 parts of graphene nanosheets; 0.5 to 1.5 parts of epoxidized soybean oil; 2 to 4 parts of beta-cyclodextrin; the modified bamboo fibers are subjected to enzymatic treatment, silane coupling agent modification, dopamine coating treatment and ultrasonic treatment. Through micro gradient structure design and multi-step functionalization treatment of the ternary polymerization elastic fibers and the modified bamboo fibers, unification of excellent elastic recovery, comfort, multifunctionality and durability is achieved.

The invention discloses a whitening and antibacterial knitted fabric and a preparation method thereof, and belongs to the technical field of functional clothing, Zn (NO3) 2.6 H2O and 1, 4-phthalic acid (H2BDC) are fully dissolved and dispersed through N, N-dimethylformamide (DMF) and dried to prepare Zn-BDC MOF powder, then nicotinamide and chitosan with whitening, spot fading and antibacterial functions pass through N, N-dimethylformamide (DMF) through interaction of subjects and guests, and the functional clothing is obtained. And dissolving N, N-dimethylformamide, and embedding into MOF pores to obtain the whitening skin-care antibacterial functional MOF material. And finally, adding a polyvinyl alcohol solution to obtain a functional finishing agent, and finishing the finishing agent on knitted garments to obtain the knitted fabric with the whitening, skin-care and antibacterial composite functions. The obtained knitted fabric has good whitening, skin care and antibacterial effects and can be applied to sportswear worn in daily life, and knitted garments made of the knitted fabric have the whitening and skin care effects, are good in use comfort and efficiently resist bacteria.

The invention provides an amino silicone oil softening agent and a preparation method and application thereof, the preparation method comprises the following steps: firstly, reacting alpha, omega-hydroxyl polydimethylsiloxane with an amino silane coupling agent in the presence of a catalyst to obtain active silicone oil; then reacting the obtained active silicone oil with epoxy-terminated polyether silicone oil in an organic solvent to obtain block polyether amino silicone oil; and finally, mixing the obtained block polyether amino silicon oil with an emulsifier, and then adding a pH regulator and water to successfully obtain the amino silicon oil softener. According to the preparation method, through a specific reaction path, a block polyether structure is successfully introduced into amino silicon oil, so that the obtained amino silicon oil softening agent is easy to emulsify, has excellent emulsion stability and hydrophilicity, and can remarkably improve the softness, hydrophilicity, air permeability and yellowing resistance of fabrics; and the preparation method also has the characteristics of simple process, low cost, suitability for large-scale industrial production and the like.

The invention discloses a carbon nanotube and silver nanowire co-loaded cotton fabric, a preparation method and application, a pretreated cotton fabric is placed in a silane coupling agent solution, and after soaking treatment, washing and drying are performed to obtain a modified cotton fabric; the preparation method comprises the following steps: acidizing carbon nanotubes, and dispersing the acidized carbon nanotubes in deionized water to obtain acidized carbon nanotube dispersion liquid; the preparation method comprises the following steps: mixing a reducing agent, ferric sulfate, silver nitrate, polyvinylpyrrolidone and water, heating to react, centrifuging, washing, and dispersing a product into deionized water to obtain AgNWs dispersion liquid; the modified cotton fabric is soaked in a CNTs / AgNWs dispersion liquid prepared from the acidified carbon nanotube dispersion liquid and the AgNWs dispersion liquid, and the modified cotton fabric is taken out and dried. The cotton fabric is modified through oxysilane, active groups are introduced to the surface of the fabric, and the binding force of the cotton fabric and a conductive material is enhanced. The surface of the fiber is coated with the carbon nanotubes, the silver nanowires are in lap joint to fill gaps, the carbon nanotubes and the silver nanowires form a continuous and complete conductive network on the surface of the cotton fabric, and the conductivity is improved.

The invention discloses a preparation method of a bio-based anti-ultraviolet finishing agent, which comprises the following steps: (1) adding an ultraviolet light absorber and / or an ultraviolet screening agent into a solvent, and carrying out ultrasonic dispersion to prepare a dispersion liquid; and (2) adding cellulose nanofibers into the dispersion liquid, and stirring at 30-70 DEG C for 2-6 hours to obtain the biotin-based anti-ultraviolet finishing agent, the length-diameter ratio of the cellulose nanofiber is 100 to 10000. According to the invention, dye chromophoric groups and macromolecular chain segments on the fabric are effectively protected through a simple coating finishing process, and the solarization resistance and the strength retention performance of the fabric under outdoor high-strength ultraviolet irradiation are remarkably improved.

The invention provides a cooling composite shielding fabric as well as a preparation method and application thereof. The preparation method comprises the steps that S1, metal wires, artificial fiber inner cores and natural fiber yarns are adopted to prepare double-layer wrap yarns, and the double-layer wrap yarns are woven to obtain conductive cloth; s2, preparing a cooling conductive layer; the cooling conductive layer is provided with a first surface and a second surface which are oppositely arranged, and the cooling conductive layer comprises a radiation refrigeration layer and conductive cloth inserted into the radiation refrigeration layer; s3, forming a flame-retardant protective layer on the first surface of the cooling conductive layer; s4, covering the second surface of the cooling conductive layer with the knitted fabric base fabric to obtain the composite cooling shielding fabric. Through the double-layer wrap yarn structure that the metal wires wrap the artificial fiber inner core and the natural fiber yarn, and the composite design that the radiation refrigeration layer and the flame-retardant protective layer are combined, the efficient conductivity of the fabric is achieved, and the fabric is endowed with the excellent radiation refrigeration effect and protection performance.

An ultraviolet protective textile and a method of making an ultraviolet protective textile comprising a sheet-like substrate comprising a synthetic, semi-synthetic or natural textile or a blend thereof, an ultraviolet absorbing chemical present on the substrate, and an end-capping agent bound to the ultraviolet absorbing chemical. The ultraviolet absorbing chemical may be an organic acid, protein, flavonoid or polyphenol compound, such as tannic acid. The capping agent may be an alkylbenzene-based surfactant, a phenylethanoid glycoside, a monophenol, or a protein, such as whey or casein.

According to the sunscreen fabric and the preparation method thereof, a basic fabric is soaked in different agents to be treated, the sunscreen fabric is prepared, modified nylon serves as a base material of the sunscreen fabric, modified nylon molecules are of a branched structure, a molecular chain contains a hydroxyl benzophenone structure, keto groups and hydroxyl groups of the hydroxyl benzophenone structure can form internal hydrogen bonds, a chelate ring is formed, and therefore the sunscreen fabric is formed. After ultraviolet rays are absorbed, hydrogen bonds are broken, chelate rings are opened, energy of the ultraviolet rays is converted into heat energy to be released, the sunscreen fabric contains a framework structure of imidazole zinc, and the framework structure has a high specific surface area and a porous structure, so that the ultraviolet rays can be captured and scattered, the penetration depth is reduced, and the effect of shielding the ultraviolet rays is achieved; meanwhile, the surface of the fabric contains the organic silicon layer and the benzene ring and long-chain alkyl group hydrophobic layer, so that zinc imidazole can be prevented from falling off due to repeated washing, and the sunscreen service life of the fabric is further prolonged.

The invention discloses an anti-yellowing hydrophilic organic silicon softening agent which comprises the following components in percentage by weight: 1%-20% of zwitterionic amino silicon oil, 3%-8% of polyether-terminated epoxy silicone oil, 3%-8% of epoxy-terminated silicone oil, 5%-20% of ester quaternary ammonium salt, 1%-10% of nonionic emulsifier, 0.1%-0.5% of organic acid and the balance of deionized water. The yellowing-resistant hydrophilic organic silicon softener disclosed by the invention is extremely good in quality stability and excellent in yellowing resistance, a fabric is endowed with relatively good soft hand feeling, and the hydrophilicity is also greatly improved.

The invention provides modified amino silicon oil as well as a preparation method and application thereof, and belongs to the technical field of silicon oil. The polymer has a structure shown in the following formula: R is a C8-18 alkyl chain, ngt; 0, mgt; 0. A polyhydroxy structure and a polyamide structure are adopted, hydrophilicity is high, the proportion of organic silicon chain segments in the silicone oil structure is high, textiles, fibers and leather can be endowed with unique soft and smooth hand feeling, good stability can be obtained, durability can be improved, yellowing can be reduced, the roll sticking rate can be reduced, and the silicone oil has wide application prospects.

The invention discloses a washable, wear-resistant and uvioresistant polyarylate fiber as well as a preparation method and application of the washable, wear-resistant and uvioresistant polyarylate fiber. The method sequentially comprises the following steps: carrying out surface activation on fibers by adopting a deep eutectic solvent, spraying a TiO2 / organic ultraviolet absorbent UV1130 compound solution to construct an anti-ultraviolet layer, and carrying out interfacial polymerization by utilizing polyethyleneimine and trimesoyl chloride to form a polyamide encapsulation layer. The polyamide film can firmly coat the ultraviolet screening agent and anchor the ultraviolet screening agent on the surface of the fiber, so that the ultraviolet resistance of the polyarylester fiber is remarkably improved, meanwhile, the polyarylester fiber is endowed with excellent durability, the UPF retention rate is still higher than 90% after 10 times of standard washing or 200 times of friction, and the polyarylester fiber has excellent washing resistance and wear resistance. The process is simple, green and efficient, and the prepared composite fiber has wide application prospects in the fields of outdoor protection, intelligent spinning and the like.

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.