41results about How to "Moisture absorption fast" patented technology

The invention provides a cotton-simulated terylene short fiber. Concave pits are formed on the surface of the cotton-simulated terylene short fiber; and the cotton-simulated terylene short fiber comprises 0-1 percent by weight of calcium sulphate, 1-10 percent by weight of PEG (Polyethylene Glycol) and 1-10 percent by weight of ECDP (Easy Cationic Dyeable Polyester). The invention also provides a preparation method of the cotton-simulated terylene short fiber, comprising the following steps of: slicing the PET; drying a mixture of the calcium sulphate, the ECDP and the PEG and fusing and spinning the mixture into a terylene raw filament at 270-280DEG C by using a profile spinneret; carrying out winding, doffing, balanced bundle collection, wire guiding, pre-stretching and oiling; after primary or secondary stretching, dissolving out partial calcium sulphate in the soaking process by alkali treatment to form mocropores on the surfaces of fibers; and finally carrying out tense heat setting, curling, loosed heat setting, cutting and packaging to obtain the cotton-simulated terylene short fiber. The invention solves the problems that a compound spinning process in the prior art is not only complicated, but also has low yield and makes up the defects that the terylene has poor hydrophilicity and the textile is humid and muggy to wear.

The invention relates to a polyimide film miniature quick-response humidity sensing element, which is in a high polymer parallel-plate capacitance structure, an upper metal layer is an upper electrode, a lower metal layer is a lower electrode, and a humidity-sensitive layer is arranged between the upper metal layer and the lower metal layer. The polyimide film miniature quick-response humidity sensing element is characterized in that the upper electrode is in grid arrangement, and the humidity-sensitive layer takes polyimide as a humidity-sensitive film. In a manufacturing method, the polyimide film miniature quick-response humidity sensing element is manufactured by adopting a micro-electronics process through processes such as the cleaning and oxidizing of pole pieces, the evaporation of the lower electrode, polyimide coating, imidization, the sputtering of the upper electrode, primary photoetching, secondary photoetching, third-time photoetching, sectioning, bonding, capsulation and the like. In the polyimide film miniature quick-response humidity sensing element, novel polyimide is selected as a humidity-sensitive material, the response speed of moisture absorption and dehumidification is quick; the structure of the upper and the lower electrodes is favorable for detecting the subtle change of water concentration in the humidity-sensitive film; in addition, the controlled range of the film thickness contributes to quick response, and the index of the response speed reaches 500 ms.

The invention provides a preparation process of a preparation for purifying a storage environment and regulating environmental humidity. The preparation can be used for absorbing ammonia, formaldehyde, residual hydrogen phosphide and other gases in the storage environment, and regulating the humidity of local storage space, so that the storage space is maintained in a perfect state. The preparation comprises the following main components: calcium chloride, starch, perlite, activated carbon, diatomaceous earth and zeolite. The preparation process mainly comprises the following steps: deep physical modification (enhancement of a specific surface area), crushing and granulation, and mixed package. The preparation is in accordance with natural green, environment-friendly and low-carbon concepts, has obvious effects on purifying the storage environment and regulating the humidity of the storage environment, and has a simple process.

The present invention is one kind of blended yarn of bamboo fiber and chemical fiber, and solves the problem of insufficiency of natural textile material. Fabric of the blended yarn has the features of bacteriostasis, fast moisture absorption, coolness and soft hand feeling, and the ultimate fabric has stiffness and draping and can meet the requirement as costume material.

The invention discloses a core-sheath composite yarn and a preparation method thereof; the core-sheath composite yarn is made from staple yarn fiber and viscose filament yarn by enveloping, wherein the staple yarn fiber is an enveloping material, the viscose filament yarn is a yarn core, the staple yarn fiber is 0.8-1.3 d, and the viscose filament yarn is 120-300 d. The core-sheath composite yarn is made by enveloping via rotor spinning. The core-sheath structure ensures yarn strength and forms a multifunctional yarn; yarn functionality is changed by adjusting geometry of the core and sheath and fiber properties through spinning process according to the different specific applications and different performance requirements of yarn products, and series of functional products are derived accordingly.

Disclosed is a resistive thin film humidity sensitive device based on silicone-containing copolymer and its preparation method. The device includes a microlite glass substrate; a plurality of interdigital gold electrode pairs, which are evaporated and photolithographically defined onto the microlite glass substrate; lead lines connecting to the interdigital gold electrodes; and a humidity sensitive film coated onto the microlite glass substrate and surface of the interdigital gold electrodes, and the humidity sensitive film is a cationic polyelectrolyte-silicone containing copolymer. The method for preparing the device includes the steps of: (1) dipping a microlite glass substrate having interdigital gold electrodes in a solution containing humidity sensitive materials by a Dip-Coater, and obtaining a humidity film after lifting and heat treatment; and (2) aging the interdigital gold electrodes coated with humidity sensitive film on microlite glass substrate at a specific electric condition, humidity and temperature condition, and obtaining the resistive-type thin film humidity sensitive device based on silicone-containing copolymer. Advantages of the present invention include broad humidity detection range, high sensitivity, fast response speed, simple process for production, low cost, and is widely applicable to detection and control of a process and environmental humidity.

This invention discloses a siliceous copolymer resistance thin film dew sensor and its process method, wherein the sensor comprises the following parts: micro crystal glass base with multiple pairs of crossed gold electrode connected with wires on the surface; dew sensitive film coated on the surface of the micro crystal glass and the crossed gold electrode, wherein the film is the siliceous positive ion electrolyte copolymer. The method comprises the following steps: a, dipping the micro crystal glass and the crossed gold electrode into the dew sensitive liquid by dipping machine; pulling and taking out the electrode for thermal process to make the dew sensitive film; b, electrifying the micro crystal glass with dew sensitive film and the electrode under certain temperature and the humidity to get the dew sensor.

The invention discloses a single-dyed large jacquard Yuecai cotton fabric and a production method thereof. According to the method, warp yarn is sequentially subjected to the processes of spooling, warping, sizing and drawing-in and then woven in combination with weft yarn according to a pattern card form, and then the finished product is formed after the processes of finishing and after-finishingin sequence. Blended yarn of 60% of combed cotton fibers and 40% of Coolmax moisture-absorbing and quick-drying fibers is adopted as the warp yarn, the yarn density is 9.8 tex, blended yarn of 90% ofCoolmax moisture-absorbing and quick-drying fibers and 10% of carded cotton fibers is adopted as the weft yarn, and the yarn density is 14.7 tex. The fabric has the advantages of high color stereoscopic impression, soft and comfortable handfeel, moisture absorption and breathability.

The invention discloses a graphene sanitary napkin core and a production method therefor. The graphene sanitary napkin core comprises a sanitary napkin body, wherein flanks are arranged and mounted at the left and right sides of the sanitary napkin body, a tail fin is arranged at the bottom end of the sanitary napkin body, a surface layer is arranged and mounted at the middle end of the sanitary napkin body, a functional core is arranged and mounted at an internal middle part of the surface layer, a basilar film is arranged and mounted on the back of the sanitary napkin body, backing adhesives are separately arranged and mounted on the back of the basilar film and backs of the flanks, and materials such as elemental graphene and high-activity bamboo charcoal powder are arranged in the functional core. The graphene sanitary napkin core has natural antibacterial, bacteriostatic, anti-mite and deodorization functions; ionic micro-arrays are formed by high-activity bamboo charcoal, so that durability can be strengthened through webbing the graphene and distributing the graphene into the entire core, and the bactericidal and bacteriostatic effects of the core are improved greatly; and by adding some traditional Chinese medicine ingredients, the feeling of a female's private part can be relieved, meanwhile, off odors can be dispelled, and embarrassments of female in daily lives are relieved.

The invention discloses a spinning method of multi-component blended yarns based on compact spinning, and is applied to the technical field of spinning. The method includes the steps: raw material selection: selecting 20-20% of jute fibers, 15-30% of silk fibers, 15-30% of jutecell fibers, 10-30% of apocynum venetum fibers, 5-10% of aloe fibers and 5-10% of tencel fibers in weight percent; sequentially unpacking and mixing the jute fibers, the silk fibers, the jutecell fibers, the apocynum venetum fibers, the aloe fibers and the tencel fibers into strips by existing devices such as an FA002A disk plucker, a ZFA 036 mixing opener, an FA 022-6 multi-bin cotton blender, a ZF1102A card wire opener, an FA046A vibrating cotton box feeder, an FA141A single beater scutcher, an FA224D carding machine and a JWF 1310 drawing frame.

The invention belongs to the technical field of health care products, and particularly relates to composite polypeptide calcium powder and a preparation method and application thereof. The composite polypeptide calcium powder comprises the components in percentage by weight: 20-30 parts of bone collagen peptide, 10-30 parts of soybean peptide, 3-15 parts of sea cucumber peptide, 3-6 parts of oyster peptide, 2-5 parts of ginseng peptide, 15-25 parts of maltodextrin, 5-15 parts of fruit powder, 5-8 parts of calcium aspartate and 3-6 parts of casein phosphopeptide. According to the composite polypeptide calcium powder, plant-derived bioactive peptides and animal-derived bioactive peptides are combined, so that the body immunity can be enhanced, the immune system of the body can be regulated,the physical fatigue can be relieved, the bone mineral density can be increased, and the composite polypeptide calcium powder is suitable for adjuvant therapy of patients suffering from susceptible fatigue and osteoporosis.

The invention discloses a preparation method of a nano zinc carbon antibacterial and anti-mite fiber, and belongs to the technical field of antibacterial and anti-mite fiber materials. The preparationmethod comprises the following steps of mixing particles, zinc oxide and carbon through multiple crushing treatments to obtain primary micro-powder; dispersing the above primary micro-powder in a spinnable spinning solution to form a mixed spinning solution; adding the primary micro-powder to the spinning solution through a melt spinning process, and spinning into the fiber; and the formed fiberhas the advantages of being permanent antibacterial, anti-mite, moisture-absorbing and quick-drying. Compared with ordinary fibers, the fiber prepared by the invention has a variety of strain antibacterial tests. According to the preparation method of the nano zinc carbon antibacterial and anti-mite fiber provided by the invention, the permeability of a bacterial cell wall can be changed, so thatenzymes, coenzymes and metabolic intermediate products in the bacteria overflow, thus respiratory functions of microorganisms are stopped and the microorganisms die, so as to achieve the functions ofsterilization and bacteriostasis.

The invention discloses a production process of a high-breathability fabric for western-style clothes, and relates to the field of fabrics. The production process comprises the following steps of spinning silk fibers to form an outer layer fabric; placing the outer layer fabric in anti-wrinkle finishing liquid, performing treating by adopting a two-dipping and two-padding mode, firstly performing pre-drying, and then performing baking to obtain an anti-wrinkle outer layer fabric; spinning polyester fibers to form a middle-layer fabric; spinning cotton fibers to form an inner-layer fabric; and bonding and pressing the anti-wrinkle outer-layer fabric, the middle-layer fabric and the inner-layer fabric together by adopting an adhesive, so as to obtain the high-breathability fabric for the western-style clothes. The fabric has high breathability and hygroscopicity and is comfortable to wear; and after the outer-layer fabric is placed in the anti-wrinkle finishing liquid to be finished, an anti-wrinkle agent reacts with active groups on the silk fibers to limit relative slippage or deformation of fiber macromolecular chains due to external force, so that the wrinkle resistance is improved, and the fabric for the western-style clothes is not prone to wrinkle and good in wrinkle resistance.

The invention relates to a synthesis method of 2-nitroresorcinol, and particularly relates to a method of synthesizing 2-nitroresorcinol by utilizing silica gel as an assistant dehydrant. The method includes: mixing concentrated sulfuric acid and concentrated nitric acid to obtain sulfuric-nitric mixed acid; mixing resorcinol and the silica gel, adding the mixture of the resorcinol and the silica gel into a reactor, slowly adding dropwise concentrated sulfuric acid, cooling with an ice-water bath, adding dropwise the sulfuric-nitric mixed acid, adding crushed ice and urea, subjecting the mixture to steam distillation, collecting fractions, refluxing and dissolving the solid obtained by suction filtration with the ratio of the resorcinol to the ethanol having a concentration of 50% being 1:4, taking out after the solid is fully dissolved, cooling with ice water, and subjecting the precipitate to suction filtration, washing and drying to obtain a finished product. In the method, the silica gel is adopted as the dehydrant and has excellent performances, and therefore the yield of the product is increased and can be higher than 44%, so that obvious economic benefit is generated. By adoption of the silica gel for dehydration, reaction conditions are mild and the production cost is reduced.

The invention discloses a baby urine-proof composite fabric protective pad, comprising: a surface care layer, a middle water storage layer and a bottom waterproof layer, the surface care layer is arranged on the upper surface of the middle water storage layer, and the middle water storage layer Set on the upper surface of the bottom waterproof layer, the surface care layer is a health-care fabric made of milk fiber and polyester fiber blend, and the middle water storage layer is a moisture-absorbing and antibacterial fabric made of flax fiber and bamboo fiber. The bottom waterproof layer is a waterproof breathable film, the proportion of polyester fiber in the health-care fabric is 35%~45%, the proportion of milk fiber is 55%~65%, and the flax fiber in the hygroscopic and antibacterial fabric The proportion of bamboo fiber is 55%~75%, and the proportion of bamboo fiber is 25%~45%. Through the above-mentioned method, a kind of infant urine-separating composite fabric protective pad pointed out by the present invention, the surface care layer is breathable and moisture-conducting, maintains the skin, the moisture absorption of the middle water storage layer is fast, the water absorption capacity is large, and the antibacterial property is good, and the bottom waterproof layer is in While ensuring waterproofness, it improves breathability.

The invention discloses a production and manufacturing method of yoga pants with terahertz fibers. The yoga pants comprise a yoga pants main body, and the raw materials in the yoga pants main body arechinlon, spandex and terahertz fibers. The yoga pants body is produced and manufactured through the following steps of raw material twisting, dyeing, reeling, rib top weaving, sock weaving, end sewing, inspection, shaping and packaging. According to the invention, the pants have the characteristics of moisture removal, perspiration, breathability and quick drying, moisture absorption can be conducted quickly, a high-tech grinding technology is adopted, terahertz fibers are adopted in the yoga pants to promote blood circulation, the waist can be protected, uterus can be warmed, lasting and effective antibiosis and mite resistance are achieved, the immunity of the organism is improved, and terahertz can promote blood circulation, reduce blood vessel expansion, blood flow resistance and blood viscosity, improve microcirculation, increase oxygen storage and eliminate carbon dioxide after terahertz light waves permeate into a human body, and has a good effect of preventing and improving cardiovascular and cerebrovascular diseases.