31results about How to "Keep antibacterial" patented technology

The invention discloses a blended yarn of a jute fiber, a cotton fiber and a viscose fiber. The blended yarn is made by blending the following raw materials in percentage by weight: 30 to 50 percent of jute fiber, 22 to 30 percent of cotton fiber and 20 to 48 percent of viscose fiber. By blending the jute fiber, the cotton fiber and the viscose fiber in a reasonable proportion, the blended yarn overcomes the defects that the jute fabric is rough and hard and easy to drape, and has the characteristics of moisture absorption, air permeability and antibacterium and the like of the jute fiber; besides, the blended yarn has the advantages of softness, smoothness, breathability, antistatic performance, and the like, and rich color can be obtained by dyeing. Blended fabric made of the yarn is applied to undershirts, sportswear, coats and the like.

Disclosed is a knitting fabric containing silver fibers and manufacturing process of the knitting fabric. The knitting fabric containing silver fibers is knitted by total cotton yarns, spandex and the silver fibers by a circular knitting machine, and the total cotton yarns take 80.8% to 92.5%, the spandex takes 3% to 6%, and the silver fibers take 2% to 15%; or, the knitting fabric is knitted by cotton, modal, spandex and the silver fibers, the cotton takes 51.8% and 65.5%, the modal takes 24% to 28%, the spandex takes 3% to 6%, and the silver fibers take 2% to 15%; or, the knitting fabric is knitted by cotton, polyester fibers, spandex and the silver fibers, the cotton takes 54.8% to 66.5%, the polyester fibers take 22% to 26%, the spandex takes 3% to 6%, and the silver fibers take 2% to 15%; and the single-stranded cotton wrapped with the spandex or the modal is blended with cotton warps, single-stranded yarns wrapped with the spandex or the polyester fibers are blended with cotton warps, the single-stranded yarns wrapped with the spandex and the silver fibers are arrayed at intervals, patterns of the total fabric are stripe-shaped, and the distance between each two adjacent silver fibers ranges from 2mm to 10mm. The knitting fabric is anti-static, antibacterial, deodorized and ultraviolet-resistant.

The invention discloses a sun-proof and antibacterial textile fabric which is formed by vertically interweaving warp yarns and weft yarns. The warp yarns are made from, by mass, 42-45 parts of polyester and acrylic composite fiber, 3-7 parts of alpha-methyl styrene, 0.8-1.6 parts of cross-linking agent and 1-3 parts of chitosan. The weft yarns are made from, by mass, 60-70 parts of polylactic acidfiber, 16-18 parts of plant fiber, 2-4.8 parts of titanium dioxide, 1-3 parts of vermiculite power and 10-30 parts of polyvinyl alcohol. The sun-proof and antibacterial textile fabric is prepared through a reasonable formula, crosslink bonding of the raw materials is modified, the effect durability is strong, the made wrap and weft yarns have good antibacterial and anti-ultraviolet properties, the weather resistance is good, the breathability, oxygen permeability and hygroscopicity of the textile fabric are good, biodegradable fiber is adopted and matched with the plant fiber, and the sun-proof and antibacterial textile fabric is green, environmentally friendly, calms the mind, reposes a user and is high in comfort level and especially suitable for wearing when it is burning hot and sunlight is strong in summer.

The invention provides a graphene oxide antibacterial fresh-keeping film. The graphene oxide fresh-keeping film comprises polyethylene, a tackifier, an antibacterial agent and an antifog agent, wherein the antibacterial agent is a mixture of herba corydalis bungeanae extract, dandelion herb extract and graphene oxide, wherein the mass of the antibacterial agent is 0.2 to 0.8 percent of polyethylene. The mixed antibacterial agent consisting of the graphene material and the plant extract can well ensure the overall bacterial resistance, the fresh-keeping film is stable in antibacterial effect, the lasting time is long, the storage quality and the storage time of fruits and plantings can be apparently improved, the preparation method is simple in operation, the energy consumption is low, andthe graphene oxide antibacterial fresh-keeping film is suitable for the industrial production.

The invention provides a cotton, hem and flax ring spinning fabric manufacturing method. The cotton, hemp and flax ring spinning fabric manufacturing method is characterized in that the fabric is interwoven through warp and weft yarns; the warp and weft yarns are formed by cotton fibers, hemp fibers and flax fibers; the fabric structure of the cotton, hemp and flax ring spinning fabric is formed by upper plain waves and lower plain waves; the blending ratio of the cotton fibers, the hemp fibers and the flax fibers in the warp yarns is 30 to 35 to 35; the warp yarn fineness is 25; the blending ratio of the cotton fibers, the hemp fibers and the flax fibers in the waft yarns is 30 to 35 to 35; the weft yarn fineness of the weft yarns is 25. The cotton, hemp and flax ring spinning fabric manufacturing method has the advantages of overcoming a disadvantage that the hemp fabric is coarse and stiff due to the fact that the cotton, the hemp and the flax are blended according a reasonable matching ratio, meanwhile keeping hemp fabric characters of moisture absorption, ventilation, antibiosis and the like, enabling obtained fabric to be soft, smooth, air permeable, antistatic and applied to undershirts, sportswear, coats and the like and enabling abundant color to be obtained through dyeing.

The invention discloses a medical composite dressing and a preparation method thereof. The medical composite dressing is made of fabrics such as non-woven fabrics or cotton fabrics as carrier materials, soaked in a mixture composed of carboxymethyl chitosan solution, sesame oil, and beeswax, taken out, packaged in inner packaging bags, and finally irradiated and sterilized. have to. The medical composite dressing has the following advantages: (1) Contains carboxymethyl chitosan, sesame oil and beeswax and other healing-promoting ingredients, which have a significant effect on promoting wound healing; (2) The carrier material endows the film dressing with a certain degree of flexibility and strength. , easy to peel and paste, easy to operate, no adhesion to the wound surface, no secondary damage; (3) It has the functions of keeping moist, antibacterial, and reducing scar formation. The medical composite dressing is a moist composite dressing that can significantly promote wound healing, and is suitable for the treatment of surgical wounds, abrasions, burns, skin donor sites, decubitus ulcers, diabetic ulcers and other difficult-to-heal wounds.

The invention discloses a mineral wool board with an antibacterial function and a method of preparing the mineral wood board. An aqueous coating is sprayed to the surface of a slab of the mineral wool. The aqueous coating comprises spinel ferritewhich accounts for 2-4% by mass of the slab. The method comprises the following steps of: adding mineral wool fibers into water and stirring the mixture; adding inorganic enhanced fibers and an adhesive, and stirring; adding a flocculant, stirring, filtering and forming, and drying for 1-2h at 180-200 DEG C to obtain the slab of which the thickness is 10-20mm; and spraying the aqueous coating containing the spinel ferrite to the surface of the prepared slab to obtain the mineral wool board with the antibacterial function. The mineral wool board disclosed by the invention has a photocatalytic antibacterial function in a visible light region and is high in bending strength, low in volume density, non-toxic and incombustible, and the preparation process of the mineral wool board is simple and energy-saving.

The invention discloses a preparation method of ultrafine panax notoginseng powder cellulosic fiber. The method comprises the following technical steps: performing pretreatment, preparing spinning solution, ensuring that the spinning solution is squeezed out from a spinneret orifice to form fine solution flow, ensuring that the fine solution flow is solidified to form nascent fiber, and packagingor directly performing aftertreatment on the nascent fiber, so as to obtain a finished product. Panax notoginseng powder is directly applied to the field of functional fiber and is combined with bamboo pulp with high mechanical strength, novel cellulosic fiber is formed, and the cellulosic fiber overcomes the defect that the natural features of bamboo are damaged during processing of bamboo pulp fiber through the healthcare function of panax notoginseng powder while maintaining the original advantages of the bamboo pulp fiber, so that the cellulosic fiber has a healthcare function while havingfunctions of deodorization, bacteria resistance and ultraviolet prevention, and is reasonable in design, more humanized and suitable for promotion and application.

A novel vehicle-mounted air purifying bag is formed by compressing forming of bamboo charcoal, mint, borneol and notopterygium root, and packing the bamboo charcoal, the mint, the borneol and the notopterygium root in a non-woven fabric bag. The air purifying bag not only has effects of absorbing odor molecules and removing odor, but also has a sterilizing effect; and long-time bacterial inhibiting and sterilizing can be maintained.

The invention discloses a nursing strap for cesarean section, and belongs to the technical field of medical instruments. The nursing strap comprises a belly band as well as a left protecting band and a right protecting band which are arranged at two sides of the belly band, wherein fasteners, in multiple rows, are arranged on the left protecting band; hooks, which are matched with the fasteners, are arranged on the right protecting band; from bottom to top, the belly band comprises an antibacterial fiber layer I, a traditional Chinese medicine layer, a heating layer and an antibacterial fiber layer II; isolating layers are arranged at the edges of four sides of the antibacterial fiber layer I; and air vents are formed in both the left protecting band and the right protecting band. The nursing strap can prevent wounds from getting cracked and can prevent infection, and in addition, the nursing strap, by virtue of the traditional Chinese medicine layer therein, can achieve functions of promoting astringency and stopping bleeding, removing stasis and alleviating pain, diminishing inflammation and inhibiting bacteria, and clearing away heat and toxic materials, so as to promote healing and rapid recovery of the wounds.

The invention discloses a combed cotton/graphene polyamide interweaved fabric and a production process thereof. The combed cotton/graphene polyamide interweaved fabric comprises the following components of 60-80 parts of combed cotton and 20-40 parts of graphene polyamide, wherein the combed cotton is the surface, and the graphene polyamide is the bottom. The production process of the combed cotton/graphene polyamide interweaved fabric comprises the following steps of weaving; pre-treatment; primary dyeing; peracid neutralization; first post-treatment; secondary dyeing; second post-treatment;squeezing; and setting. The combed cotton/graphene polyamide interweaved fabric has the characteristics of good wear resistance, better strength, soft hand feeling, difficult wrinkling after water washing and the like; without adding any functional auxiliary agent, the fabric can be endowed with the antistatic, antibacterial, anti-ultraviolet, far-infrared, anti-mite and deodorization functions and other functions; and a high-washability product provided with the functional auxiliary agent realizes the multi-functionality and durability of the fabric.

The invention relates to the field of skin care products, and specifically relates to a preparation method of antipersprant deodorant. The method is characterized in that an octylene hydrophobic groupis introduced into the particle surfaces of corn starch, so that hydroxyl on the starch molecules can be screened out to the maximum; the hydrophilia can be quickly reduced; the intermolecular actionforce of hydrogen bond, van der waals, etc. among the starch particles can be greatly reduced; and as a result, high flowability is realized at the macro level; the starch molecules with octylene arehydrophobic and can freely flow in a dry state, and the flowing form is extremely similar with the liquid form; the starch molecules in water float on the water and are hard to form suspension and are kept in a dry state; when the antipersprant deodorant is coated to oxter, the oxter can be locally kept dry, and sticky feeling is avoided in case of sweating, and the skin is soft, dry and clean; in addition, natural amino acid substrates are added and have the characteristics of naturally moisturizing, being resistant to oxidation, resistant to bacteria, resistant to static resisting, safe, and free from side effect, so that the functions of the antipersprant deodorant applied to a sensitive area in the oxter can be improved.

The invention relates to a rubber tube for a stethoscope. The rubber tube for the stethoscope is not easy to break, and is anti-aging, the service life can be prolonged, and meanwhile, the influence of invalid sounds such as external noises and touch sound which are transmitted into a tube cavity of the rubber tube on auscultation can be reduced. In the rubber tube for the stethoscope, a coveringformed by arranging strip-shaped objects is arranged outside the tube wall of the rubber tube, and is formed by surrounding the strip-shaped objects on the outer side wall of the rubber tube. The rubber tube for the stethoscope has the advantages of smoothness, antibiosis and antianaphylaxis when the rubber tube is held and used.

The invention discloses a dyeing and finishing method of rose essential oil viscose rattan single jersey, and belongs to the technical field of textile dyeing and finishing. The dyeing and finishing method of the rose essential oil viscose rattan single jersey comprises the following steps of (1), pre-shaping; (2), pre-processing; (3), dyeing; (4), soaping; (5), washing with water; and (6), dewatering and drying. The dyeing and finishing method for the rose essential oil viscose rattan single jersey is provided from the aspects of the preset temperature, the dyeing temperature rising method, the using amount of a leveling agent, the using amount of anhydrous sodium sulphate and the using amount of alkali, uneven dye can be prevented, the essential oil performance can be guaranteed, and thebenefits of dyeing and finishing enterprises are improved.

The invention discloses a mineral wool board with an antibacterial function and a method of preparing the mineral wood board. Raw materials of preparing the mineral wool board comprise 2-4% by mass of spinel ferrite. The method comprises the following steps of: adding mineral wool fibers and spinel ferrite into water and stirring the mixture; adding inorganic enhanced fibers and an adhesive, and stirring; and adding a flocculant, stirring, filtering and forming, and drying for 1-2h at 180-200 DEG C to obtain the mineral wool board with the antibacterial function, wherein the thickness of the mineral wood board is 10-20mm. The invention also discloses use of the spinel ferrite as an inorganic photocatalytic antibacterial material. The mineral wool board disclosed by the invention has a photocatalytic antibacterial function in a visible light region and is high in bending strength, low in volume density, non-toxic and incombustible, and the preparation process of the mineral wool board is simple and energy-saving.

The invention relates to a preparation method and application of viscose-based zinc ion antibacterial fibers. The preparation method disclosed by the invention comprises the following steps of: (1) weighing 5-10 g of a dispersing agent with the concentration of 10 g/L, adding the dispersing agent into an acid bath with the volume of 1-2 L, which is formed by mixing 18-21 g of ZnSO4.7H2O, 200-220 gof Na2SO4 and 110-120 g of concentrated H2SO4, and uniformly stirring to obtain a mixed spinning solution; and (2) carrying out oxidation-reduction reaction in a coagulating bath, namely adding 18-21g of ZnSO4.7H2O again after the reaction is carried out for 2-3 hours, heating the coagulating bath to 60-65 DEG C when the nascent filament starts to be stretched, adding a rotating rod, and carryingout stirring acceleration reaction at 120-150r/min to gradually obtain the antibacterial finished fibers.

The invention provides a china-hemp shirt fabric with antibiosis and ultraviolet-proof properties. Warp and weft yarns are both made of china-hemp primary fiber/china-hemp viscose/long stapled cotton fiber blended yarn 11.8*2tex. A preparation method thereof comprises the following steps: a) spinning: preprocessing the china-hemp primary fiber, opening picking, carding cotton, drawing, roving, spinning and spooling; b) dyeing yarn: releasing roller, preprocessing, dyeing, post-processing, dewatering, drying and fastening roller, wherein the preprocessing temperature is 105-115 DEG C, the time is 40-50min, the hydrogen peroxide is 3.5-4.5g/l, the caustic soda is 1.0-1.5g/l, the dyeing bath ratio is 1:15 and the Jingren double-activated dye is adopted; c) weaving: warping, sizing, drafting and weaving; d) post-processing.

The invention relates to a construction method of an antibacterial and antifouling building, and belongs to the technical field of antibacterial and antifouling of building construction. The method comprises the following steps: taking 3-4 parts by weight of seashell powder, 5-7 parts by weight of magnesium oxide and 20-30 parts by weight of paraffin, performing uniform stirring, then adding 10-15parts by weight of side chain amino substituted silicone oil, and performing uniform stirring; and adding 5-7 parts by weight of a coalescing agent before use in order to prepare an antibacterial andantifouling layer. The side chain amino modified silicone oil, the seashell powder, the magnesium oxide and the like are added to improve the binding force with the cement wall surface, the super-hydrophobic property is realized by utilizing the super-strong surface tension, and dusts and the like are not prone to adhering to the cement wall surface.

The invention provides polyurethane blood absorption foam, a preparation method and application of the polyurethane blood absorption foam. The polyurethane blood absorption foam is prepared from the following raw materials: isocyanate, polyol, a chain extender, an antioxidant, an amino-containing polycarboxylic acid polymer, a hydrophilic surfactant, diatomite-nano silver/copper composite particles and water. The amino-containing polycarboxylic acid polymer and the diatomite-nano-silver/copper composite material are introduced into a foaming material at the same time, so that the prepared polyurethane absorber foam has the fluid characteristics of being antibacterial, deodorizing, being high in blood affinity, inhibiting blood coagulation, being high in safety, being capable of rapidly absorbing blood and the like.