138results about How to "With antibacterial function" patented technology

The process for preparing nano-class antibacterial material features that nanoparticles is linked with antibacterial moleculae by co-valent modification, and includes such steps as mixing nanoparticles with double-function active groups, reacting while stirring to obtain activated nano particles, reacting on nitrogen-contained polymer in organic solvent, and reacting on alkylating reagent in organic solvent. Its advantages are high effect and durability, and no environmental pollution.

The invention discloses a polyester composite elastic fiber with antibacterial, moisture absorption and sweat releasing function. The polyester composite elastic fiber has dual-component parallel composite structure and has cross-shaped cross section. Two components of the parallel composite fiber are respectively selected from one of PET, PBT, PTT and CO-PET and are different one another; antibacterial silver ions are added in at least one component. The fiber has natural curly spiral structure due to different shrinking percentage of the two components and has permanent elasticity; the elastic fiber has moisture absorption, sweat releasing and anti-bacterial function due to the fact that the cross-shaped cross section structure is adopted and the antibacterial agent is added. The fiber is widely applicable to the high-grade underwear, sportswear and swimwear and has the characteristics of being elastic, comfortable, breathable, fresh, bacteriostatic and healthy.

The invention relates to a paint, particularly a non-sticking wear-resistant high-temperature-resistant paint and a preparation method thereof, belonging to the technical field of paints. The paint is suitable for aluminum alloys, stainless steel, cold-rolled plates, bronze/brass, glass, ceramic articles and other spray substrates. The non-sticking wear-resistant high-temperature-resistant paint is composed of the following components in parts by weight: 25-35 parts of silica sol, 20-30 parts of aluminum oxide sol, 10-20 parts of filler, 3-6 parts of assistant, 5-10 parts of pigment, 2-5 parts of fluorosilane and 10-15 parts of water. The preparation method comprises the following steps: proportionally mixing the silica sol, aluminum oxide sol, filler, pigment and water, and stirring at 25-42 DEG C at 150-250 rpm in a sealed environment for 3-5 hours until no sediment exists; and proportionally adding the assistant and fluorosilane, and stirring at 20-35 DEG C at 120-150 rpm in a closed environment for 0.2-0.5 hour to obtain the non-sticking wear-resistant high-temperature-resistant paint.

The invention discloses an antibacterial spandex fiber and a preparation method thereof. The antibacterial spandex fiber is prepared by combining a wrapper and a core part, wherein the section of the fiber is solid; the material of the core material is a polyurethane slice for melt spinning; the wrapper comprises the following raw materials in percentage by mass: 0.1-0.2% of a silver ion compound, 0.1-0.5% of an ultraviolet screening agent, 0.1-0.55 of an antioxidant,0.2-1.0% of a lubricant, 0.1-0.5% of a matting agent and 97.3-99.4% of fiber forming aggregate. The preparation method of the antibacterial spandex fiber comprises the following steps: 1 manufacturing an antibacterial spandex core part by a melt spinning technique according to the formula ratio; 2 manufacturing an antibacterial spandex wrapper by a wet-dry spinning technology according to the ratio; and 3 spinning by wet-dry spinning equipment and process through a special spinneret assembly, and thus preparing the antibacterial spandex fiber by a special coagulating bath. The preparation method of the antibacterial spandex fiber is simple in process; the antibacterial agent is low in amount, economical and practical; and the prepared antibacterial spandex fiber is stable and uniform in performance, broad-spectrum antibacterial and lasting in antibacterial effect.

The invention discloses a pleurotus geesteranus potted culturing method. The pleurotus geesteranus potted culturing method includes culturing mother strain of the pleurotus geesteranus, culturing protospecies hypha, inoculating the obtained protospecies hypha to a cultispecies culture medium, adding moderate nutrient solution and/or water after obtaining pleurotus geesteranus sticks and culturing to obtain the pleurotus geesteranus. The invention further discloses a culture medium for culturing pleurotus geesteranus. The culture medium comprises a mother strain culture medium, a protospecies culture medium and a cultispecies culture medium which are respectively used for mother strain production, protospecies culture and cultivating stage. By adopting the pleurotus geesteranus potted culturing method combined with the culture medium and adopting the convenient drip irrigation technology of embedded nutrient dripping tubes, nutrient uptake of the pleurotus geesteranus is more comprehensive, and diseases and pests or harms of infectious microbes are reduced. By the method and the culture medium, links of the pleurotus geesteranus from production bases to dining tables can be reduced, freshness and taste can be improved, and household medium- and small-scale potted culturing of the pleurotus geesteranus can be realized.

The invention discloses a multifunctional fiber with moisture absorption and perspiration, antibacterial and heating functions and a preparation method of the multifunctional fiber and belongs to the technical field of functional fiber materials. The multifunctional fiber disclosed by the invention comprises a multifunctional fiber body; the multifunctional fiber body is composed of a fiber skin layer and a fiber core layer; the section shape of the fiber body is of an abnormal structure that a plurality of convex abnormal-shape structures are uniformly and outward formed on the round circumference; the fiber skin layer is formed by bundling bacterium-inhibiting fiber monofilaments together in parallel; the fiber core layer is formed by bundling heating fiber monofilaments together in parallel. The fiber with moisture absorption and perspiration, antibacterial and heating functions is prepared through a melting spinning technology and can be used for the field of smart clothing.

The invention belongs to the technical field of daily supplies, and relates to a hygroscopic, perspiratory and antibacterial sock and a production process thereof. The invention solves the technical problems that the prior art has poor hydroscopicity, complex manufacturing process and the like. The production process comprises the following steps of: A, material preparation; B, fabric manufacture; and C, after treatment. The hygroscopic, perspiratory and antibacterial sock manufactured by the production process comprises a sock body and is characterized in that the sock body comprises an inner layer and an outer layer fixedly connected together, wherein the inner layer is made of inner layer fibers containing heterotypic silver antibacterial fibers by weaving, and the outer layer is made of outer layer fibers containing cellulose fibers by weaving. The hygroscopic, perspiratory and antibacterial sock and the production process thereof have the following advantages that: 1, the design is reasonable, the structure is simple, the processing and the manufacturing are easy, and the production cost is low; 2, because the heterotypic silver antibacterial fibers and the cellulose fibers capable of generating capillary effects and siphonages are adopted, the hygroscopic, perspiratory and antibacterial sock simultaneously has hygroscopic, perspiratory and antibacterial functions; and 3, the processing technique is simple and is easy to implement.

The invention discloses a method for cultivating oyster mushrooms in a potted landscape manner. The method includes keeping competitor-free operation in full parent seed, original seed, cultivated seed and oyster mushroom fruiting and cultivating procedures. The invention further discloses a medium for cultivating the oyster mushrooms. The medium comprises a parent seed medium, an original seed medium, a cultivated seed medium and nutrition solution which are respectively used at stages for manufacturing parent seeds and cultivating original seeds for cultivating the oyster mushrooms and at oyster mushroom cultivating stages. The method and the medium have the advantages that influence of competitors on the yield and the quality of the oyster mushrooms can be effectively prevented, and consumption of pesticides such as bactericides can be effectively reduced; the oyster mushrooms which are cultivated by the aid of the method for cultivating the oyster mushrooms in the potted landscape manner and the media are safe, stimulation-free, pollution-free, non-residue and environment-friendly products, can be cultivated on a small scale in families in the potted landscape manner, and can be promoted to comprehensively absorb nutrition by the aid of a convenient drip irrigation technology implemented by the aid of embedded nutrition drip tubes, and accordingly the oyster mushroom yield can be increased.

The invention discloses a method for cultivating mushrooms in a potted landscape manner. The method includes cultivating mushroom parent seeds, original seeds, cultivated seeds and mushroom sticks under sterile conditions; repeatedly screening the parent seeds, the original seeds, the cultivated seeds and the mushroom sticks to select high-quality mushroom varieties; cultivating the high-quality mushroom varieties by the aid of a convenient drip irrigation technology for filling nutrient solution. The mushrooms can be promoted to absorb nutrition comprehensively, and accordingly the mushroom productivity can be improved. The invention further discloses a medium for cultivating the mushrooms in the potted landscape manner. The method and the medium for cultivating the mushrooms in the potted landscape manner have the advantages that the method is simple and is easy to operate, the mushroom yield is high, the method can be widely applied to outdoor greenhouses and indoor environments, the mushrooms even can be cultivated on a small scale in families in the potted landscape manner, the mushroom planting, storing and transporting costs can be reduced, and people can feel relieved when eating the mushrooms; the medium is made of special microbial cultivation raw materials, nutritional components of the mushrooms can be maximized by the aid of a mixed synchronous fermentation technology, and bactericides can be omitted in procedures for cultivating the mushrooms by the medium.

The invention relates to a recycling method of waste masks. The recycling method comprises the following steps that firstly, nose bridge strips of the waste masks are dismounted, mask bodies and hanging ropes of the waste masks are made into fragments, mask fragments are obtained, are dried and used for standby application, the materials of the cover bodies are non-woven fabric made of polypropylene resin with the fusion index being 40 g/10 min to 3000 g/10min, and the hanging ropes are polyurethane elastomers; and secondly, the dried mask fragments, a coupling agent, a reinforcing agent, an antioxidant, pigment, and an antibacterial agent are subjected to mixing machining and then subjected to extrusion machining through an internal mixing extruder, granulation is carried out, and finally, a polypropylene composite based on the waste masks is made. According to the method, the waste masks are recycled to be used for preparing the polypropylene composite, the environment pollution caused by the waste masks can be solved, and the polypropylene composite has the good mechanical property, the antibacterial capability and the like.

The invention provides a high-intensity environmental protection package material with a heat insulation anti-bacterial function and a preparation method therefor. The material comprises the following components: starch, polypropylene resin, bamboo fibers, low-density polyethylene resin, protein cellulose, chitosan, sorbic acid, polycarbonate, polyvinyl alcohol, citric acid, linen fibers, silane coupling agents, antioxidants, antistatic agents, heat stabilizers and plasticizers. The material is suitable for food package, is advantaged by reasonable component composition, environmental protection, no toxicity, good thermal insulation performance, high intensity and good toughness, has an anti-bacterial function and is suitable for package of objects with large weights. The high-intensity environmental protection package material employs starch as a main raw material, is degradable and has a short degradation cycle. Substances after degradation are environmentally friendly and have no harm to soil. The preparation cost is low, the package material facilitates market popularization and has good economic benefits.

The invention discloses a preparation method of a hemp carbon polyester fiber with high-efficient adsorption and hygroscopic properties. The preparation method comprises the following steps: (1) feeding nanoscale hemp carbon powder, a silane coupling agent and nanoscale silica powder to water, stirring at room temperature, adhering the nanoscale silica powder to holes in the surface of the nanoscale hemp carbon powder, filtering and drying to obtain composite powder; (2) extruding and granulating the obtained composite powder and polyester slices to obtain functional master batches; (3) melting and spinning the obtained functional master batches and the polyester slices to obtain the polyester fiber containing the composite powder; and (4) carrying out alkali washing, removing the nanoscale silica powder adhered to hemp carbon, and forming a hole structure in the polyester fiber, which extends to the surface of the polyester fiber, washing and drying to obtain the hemp carbon/polyester fiber with the hole structure. The hemp carbon/polyester fiber prepared by the invention has high-efficient adsorption and hygroscopic properties, and can be widely applied to the fields such as clothes and home textiles.

The invention discloses a method for culturing ganoderma lucidum in an open field. The method comprises the following steps: inoculating a ganoderma lucidum mother culture on a mother culture medium to obtain a ganoderma lucidum mother culture; inoculating the ganoderma lucidum mother culture on a stock culture medium to be cultured to obtain a ganoderma lucidum stock culture; inoculating the ganoderma lucidum stock culture on a cultivar culture medium to be cultured to obtain a ganoderma lucidum cultivar; and carrying out substitute culture on the ganoderma lucidum cultivar to obtain ganoderma lucidum. By using the method disclosed by the invention, the growth speeds of mycelia are high, the average daily growth speeds of the mycelia can reach 18-20mm/d, the biological efficiency of sporocarps can reach 9%-15%, and the sporocarps are high in yield and good in quality. The method disclosed by the invention is simple, convenient and easy, low in investment, capable of rapidly taking effects and easy to popularize.

The invention discloses a preparation method of an antibacterial polysaccharide, and the method is as follows: dissolving a polysaccharide in water to prepare a polysaccharide solution, performing atmospheric pressure plasma jet discharge treatment on the polysaccharide solution, and then removing water to obtain the antibacterial polysaccharide. Through the above manner, the preparation method ofthe antibacterial polysaccharide has the advantages of convenient operation, simple process, low requirements on reaction conditions, no chemical reagents in the whole process, no pollution to the environment, low cost, large processing capacity, and high recovery rate.

The invention discloses a functional fabric production method. The functional fabric production method comprises weaving a fabric, bleaching and dying the fabric, carrying out dip padding and carrying out drying by an oven. In the dip padding, an immersion extraction rate is in a range of 60-80%. The home textile fabric obtained by the functional fabric production method has functions of bacterium resistance, skin care by collagen and sleep promotion by aromatherapy and the functions are not influenced by washing easily.

The invention discloses a silk woven medical suture with color discrimination and anti-bacterial functions and a preparing method thereof. One-ply silk threads are used as a raw material and are dyed through a natural dyestuff post-mordant method; waxing and rewinding are simultaneously conducted on the dyed silk threads with food-grade beeswax, and center threads and shell threads are arranged by the ratio of center threads: shell threads=0.083-0.25 and woven on an automatic weaving machine to obtain silk woven threads; high-temperature fast heat setting is carried out on the silk woven threads, Co60 irradiation sterilization is carried out, and the silk woven medical suture with the diameter range of 0.04-0.5 mm is obtained, wherein the tensile strength is 1.5-50 N, the appearance color is black, the silk woven medical suture does not fade when washed with water, the rate of inhibiting staphylococcus aureus and escherichia coli is 99% or more, and the bacterium inhibiting duration time is 7 days or longer. The physical properties and antibacterial performance of the silk woven medical suture meets related standards, and the silk woven medical suture is easy to recognize in the operation process and has excellent antibacterial performance.

The invention relates to a special strawberry seedling cultivating substrate. The special strawberry seedling cultivating substrate is mainly composed of the following components, by mass, 60-100 parts of coconut chaff, 10-15 parts of vermiculite, 15-25 parts of waste bacterium rods, 1-3 parts of 10% paclobutrazol wettable powder, 5-8 parts of camphor berries, 20-40 parts of wormcast and 3-8 parts of a water retaining agent; the waste bacterium rods are waste bacterium rods for producing pleurotus eryngii; and kernels of the camphor berries need to be removed, and full fermentation is performed. According to the special strawberry seedling cultivating substrate, the coconut chaff is adopted as a main substrate, the water retaining agent can assist in improving the water retention performance on the basis of guaranteeing the breathability of the substrate, meanwhile, a proper amount of paclobutrazol is added in the substrate and can promote growth of creeping stems and improve the survival rate and quality of strawberry seedling cultivation, and the substrate has the beneficial effects of making seedlings strong and being high in propagation coefficient.

The invention discloses a method for bonsai-type cultivation of Coprinus comatus and culture mediums for cultivation of Coprinus comatus. The method includes that according to parent species, protospecies and cultivars, selecting proper culture mediums for the cultivation of the Coprinus comatus in different cultivating steps of the Coprinus comatus, and placing into a certain environment for cultivation. By means of composited synchronous fermentation technology, nutritions of the cultivated Coprinus comatus are maximized; by the aid of the method and the culture mediums, fine antibacterial effect in the bonsai-type cultivation of the Coprinus comatus is achieved, and fungicide applying is omitted; the method is simple and easy to operate, high in the yield of the Coprinus comatus, and can be widely applied to greenhouses outdoors, cultivation indoors and even small-scale bonsai-type cultivation of the Coprinus comatus for families; costs for cultivation, storage and transportation are reduced, and the Coprinus comatus is safer to eat; residual culture mediums for cultivation of the Coprinus comatus can serve as base fertilizers for flowers or vegetables.

The present invention discloses a fruit coating preservative and a preparation method thereof, belonging to the technical field of fruit preservation, particularly to a fruit coating preservative and a preparation method thereof. The fruit coating preservative is characterized by comprising the following raw materials in parts by weight: 2-9 parts of ethyl cellulose, 4-8 parts of shellacs, 3-7 parts of polyvinylpyrrolidone, 1.0-0.5 part of glyceryl triacetate, 0.03-0.1 part of apocynum extract, 0.02-0.1 part of ascorbyl palmitate and 80-90 parts of alcohol. The fruit coating preservative is prepared by material mixing, swelling, stirring and homogenizing. The coating formed on the surface of the fruits has the following advantages: the coating generating speed is fast, the coating barrier property is good, the coating is multi-functional, and the materials are high in safety.

The invention provides an enamel paint, a preparation method thereof, and an enamel product. The enamel paint comprises the following components in parts by weight: 45 to 55 parts of SiO2, 10 to 15 parts of B2O3, 5 to 10 parts of K2O, 9 to 15 parts of Na2O, 0 to 1 part of MnO2, 2 to 5 parts of Al2O3, 3 to 5 parts of TiO2, 2 to 3 parts of NiO, 0.5 to 2 parts of CuO, 6 to 10 parts of Li2O, 1.5 to 3.5 parts of CoO, 2 to 5 parts of ZrO2, and 3 to 5 parts of CaO. By optimizing the components and component contents of enamel paint, the adhesive force and adherence of the enamel paint are effectively improved; the bonding strength between enamel layer and product matrix is enhanced; the possibility of cracking and bursting of enamel is prominently reduced, the yield of enamel products is increased; moreover, during the preparation and application process, the coating performance is improved without using any other adhesive, auxiliary material, or other chemical component, thus the preparation technology and construction technology are simple, at the same time, the development period is not prolonged, and the cost is not increased.

The invention discloses a ceramic vessel capable of eliminating peculiar smell and a preparation method of the ceramic vessel. The ceramic vessel is composed of, by weight, 22-36 parts of monazite, 15-25 parts of fluorite, 14-32 parts of tourmaline stone, 12-18 parts of hectorite, 16-28 parts of medical stone, 17-31 parts of sienna stone, 10-15 parts of Guilin precious stone, 10-15 parts of tuff, 33-46 parts of kieselguhr, 10-15 parts of nanometer chitosan, 5-10 parts of sodium bicarbonate, 8-16 parts of walnut shell flour and 4-7 parts of nanometer antimicrobial powder. The prepared ceramic vessel is good in antibacterial and deodorant effect, can effectively remove peculiar smell, and is good in safety performance, high in strength, high in ageing resistance, long in service life and wide in market prospect.

The invention discloses a manufacturing process of antibacterial bamboo pulp used for high-wet-modulus fibre. The manufacturing process comprises prehydrolysis, cooking, oxygen delignification, vibration frame screen screening, first washing, sand removal, first concentration, bleaching, second washing, thermal basic refining, pressurized screen preliminary sizing, second concentration, sodium hypochlorite bleaching, third washing, acid treatment, fourth washing, sand removal and manufacture, wherein a hydrolysis accessory ingredient is added in a cooker in prehydrolysis. The hydrolysis accessory ingredient is added in the prehydrolysis, so that the reaction temperature of the prehydrolysis and cooking processes is reduced, thus the content fluctuation of alpha-cellulose is small, the quality is stable, the indexes can meet the pulp requirement of high-wet-modulus fibre, and the natural deodorization, antibacterial and ultraviolet resistance functions of the bamboo fiber can be furthest remained.

The invention relates to an anti-adhesion medical antibacterial PVC material which is characterized by comprising the following raw materials in parts by weight: 100 parts of PVC resin powder; 2-7 parts of an anti-adhesion agent; 4-6 parts of an antistatic agent; 20 to 80 parts of a plasticizer; 1-5 parts of a stabilizer; 0.1 to 1.5 parts of an antioxidant; 1-6 parts of an auxiliary stabilizer; 0.2 to 1 part of a lubricant; and 1-3 parts of a polymer antibacterial agent. The material has the main advantages that due to the existence of a small amount of anti-adhesion agent, nano-scale or near-nano-scale bulges are formed on the surface of the PVC material, so that the material is prevented from being adhered, and good antibacterial performance is realized.

The invention relates to an antibacterial and anti-mite fabric. The antibacterial and anti-mite fabric sequentially comprises a surface layer (1), a moisture-permeable bonding layer (2), an anti-mite film layer (3) and a base layer (4) from outside to inside. The antibacterial and anti-mite fabric disclosed by the invention has an anti-mite function, and good antibacterial property.

The invention discloses a preparation method of a self-emulsifying internal and external double-effect antibacterial essence microcapsule. The preparation method comprises the following steps: respectively preparing a chitosan quaternary ammonium salt aqueous solution and a sodium polyacrylate aqueous solution, respectively adding oil-soluble antibacterial natural essence into the chitosan quaternary ammonium salt aqueous solution and the sodium polyacrylate aqueous solution, obtaining a first emulsion and a second emulsion, mixing the first emulsion with the second emulsion, adding a crosslinking agent, and obtaining the self-emulsifying internal and external double-effect antibacterial essence microcapsule. According to the preparation method of the self-emulsifying internal and externaldouble-effect antibacterial essence microcapsule, by optimizing a formulation of a capsule wall, the capsule wall of the essence microcapsule is prepared without adding an additional surfactant, so that the production cost of the essence microcapsule is reduced, the capsule wall and the capsule core of the essence microcapsule are endowed with an antibacterial function, and the antibacterial properties of the essence microcapsule are enhanced; moreover, a skin allergic phenomenon of a user is effectively reduced because no additional small molecule surfactant is added.