64results about How to "Fast antibacterial" patented technology

The invention discloses bacillus subtilis and tricyclazole compound wettable sterilizing powder. The finished medicament comprises active ingredients, assistants and a filler assistant, and is characterized in that: the active ingredients account for 10 to 85 percent of the total weight of the finished medicament and consist of the bacillus subtilis and the tricyclazole; and the bacillus subtilis accounts for 10 to 90 percent of the weight of the active ingredients. To be used, the finished medicament is diluted and sprayed onto rice to prevent and control rice blast or rice sheath blight of the rice. The finished medicament has the advantages that: due to the use of the bacillus subtilis and the tricyclazole which are mixed in a certain ratio, the synergy of microorganisms and chemical agents can be fully played, so as to complement mutual advantages, enlarge prevention and control range, reduce dosage of the chemical agents, reduce medicinal administration cost, improve prevention and control effect, improve the ecological environment and reduce the residues of chemical agents in the rice.

The invention relates to an antibacterial treatment method for wool fiber, which comprises the following steps: an organic-inorganic composite antibacterial agent, namely silver-bearing silicon dioxide-chitosan is taken as an antibacterial agent and prepared into a pentabasic antibacterial mother liquor with anhydrous alcohol, deionized water, a diluted hydrochloric acid, a dispering/coupling agent and gamma-vinyltriethoxysilane A-151; the wool fiber is subjected to pre-irradiation of the ultraviolet light, and then immersed into the antibacterial mother liquor for secondary irradiation; and the wool fiber and the silver-bearing silicon dioxide-chitosan composite antibacterial agent generate chemical reaction under the action of a light trigger benzophenone and are combined by means of valence linkage to form an antibacterial film with the thickness of 200 nanometers. The antibacterial treatment method improves the persistence of antibacterial functions of the wool fiber, and the antibacterial rate of the wool fiber is still 98.6 percent after being washed for 50 times. Moreover, the antibacterial treatment method has short process flow, small number of equipment used, quick antibacterial speed, high efficiency and good effect, is easy to prepare the mother liquor, is particularly suitable for performing antibacterial treatment on the wool fiber and pashm fiber, and improves the efficiency by 90 percent compared with the prior antibacterial technology.

The invention relates to an active oxygen elimination antibacterial and anti-inflammatory hydrogel skin dressing and a preparation method thereof. The skin dressing is prepared by the ring-opening reaction of amino of acetone [bis-(2-amino-ethyl)-dithioalcohol] and 3,3'-dithiobis(propionohydrazide) with epoxy groups of poly (polyethylene glycol methyl ether methacrylate-co-glycidyl methacrylate) to form a main body hydrogel network, and meanwhile, polyvinyl alcohol chain segments are inserted into the hydrogel network to form a semi-interpenetrating network; the freeze-dried hydrogel is swelled in a hyperbranched polylysine solution to realize loading of antibacterial substances, so that the active oxygen eliminating antibacterial and anti-inflammatory hydrogel skin dressing can be obtained. The antibacterial and anti-inflammatory hydrogel skin dressing capable of eliminating active oxygen can be used for repairing skin injury, has broad-spectrum antibacterial and bacteriostatic effects, can achieve the effects of regulating and controlling the inflammation level of a wound part, promoting wound healing and reducing scar generation by eliminating excessive active oxygen at the wound part, and does not generate drug resistance.

The invention discloses a functional sanitary towel containing a cannabidiol extractive and a manufacturing method thereof. The sanitary towel includes a sanitary towel body and an effect solution, the effect solution is prepared from, by weight, 0.002-0.008 part of a cannabidiol extractive, 5-9 parts of a penetration enhancer, 30-40 parts of traditional Chinese medicine agents, 1-5 parts of a lavender extractive, 0.05-0.2 part of nano-silver, 2-6 parts of a surface active agent and 90-100 parts of purified water. The cannabidiol extractive is added; the cannabidiol achieves the effects of relieving pain and resisting inflammatory due to dual inhibition of cyclooxygenase and lipoxygenase; by adding the penetration enhancer, penetration and absorption speed of effective ingredients on skinis increased, when a woman uses the sanitary towel, the antibacterial anti-inflammation and pain-relief effects are achieved rapidly; by adding the lavender extractive, the traditional Chinese medicine smell of the sanitary towel is effectively improved, and the comfort level of the user is improved.

The invention belongs to the technical field of medical materials, and discloses a photocatalytic antibacterial hydrogel dressing and a preparation method thereof. The method comprises the following steps: (1) ultrasonically dispersing bismuth oxychloride in a sodium alginate solution to obtain a mixed solution; (2) mixing the mixed solution with acrylamide, a crosslinking agent and an initiator to obtain a prepolymerized solution; and (3) gelatinizing the prepolymerized solution to obtain the photocatalytic antibacterial hydrogel dressing. According to the photocatalytic antibacterial hydrogel dressing and the preparation method thereof, the bismuth oxychloride is ultrasonically stripped in the sodium alginate solution, so that the stripping dispersing effect is good; by combined use of the bismuth oxychloride, sodium alginate and acrylamide, the obtained hydrogel dressing not only has excellent mechanical properties, but also has an excellent photocatalytic antibacterial effect. Themethod disclosed by the invention is simple, high in yield of the hydrogel dressing and stable.

The invention discloses a bleeding-stopping pain-relieving dressing and a preparation method thereof. The bleeding-stopping pain-relieving dressing is in the shape of a powder or a composite membrane. The composite-membrane-shaped bleeding-stopping pain-relieving dressing comprises a medicine storage layer and a basic layer which are bonded together via a binder. The provided dressing is applicable to medicinal rapid bleeding stopping, bacteria resisting, inflammation diminishing, wound healing promoting and other aspects.

The invention relates to a strengthened and toughened antibacterial polypropylene material as well as a preparation method and application thereof. The strengthened and toughened antibacterial polypropylene material consists of the following raw materials in percentage by weight: 54-87.7% of polypropylene, 0.5-5% of an inorganic antibacterial agent, 10-30% of ultra high molecular weight polyethylene master batch, 1-8% of grafted polypropylene, 0.2-1% of a stabilizer, 0.2-1% of a dispersant and 0.4-1% of an antioxidant. The preparation method comprises the following steps: preparing master batch from ultra high molecular weight polyethylene, and further performing high-speed mixing extrusion on the surface modified inorganic antibacterial agent, polypropylene, the ultra high molecular weight polyethylene master batch and the grafted polypropylene, thereby obtaining the polypropylene composite material which is high in strength, good in toughness and good in antibacterial property. On premise that the polypropylene is excellent in antibacterial activity because of the inorganic antibacterial agent, the polypropylene is strengthened and toughened through organic super-long chain macromolecules. Therefore, the polypropylene material provided by the invention is not only excellent in antibacterial property, but also outstanding in mechanical property.

The invention discloses a preparation method of a degradable artificial lacrimal canaliculus and its clinical application in treating lacrimal duct obstruction or dacryocystitis. The main components of the artificial lacrimal canaliculus are biodegradable type I collagen, chitosan and medical polyvinyl alcohol. Type I collagen has the effect of rapidly stopping bleeding and promoting wound healing, chitosan can play the role of antibacterial, anti-adhesion, and anti-scar, and polyvinyl alcohol enhances the supporting capacity of artificial lacrimal canaliculus. The lacrimal canaliculus produced by the invention has an inner diameter of 0.5-0.7mm, an outer diameter of 0.9-1.5mm, and a length of ≥20mm. The ingredients are evenly mixed, the inner and outer surfaces are smooth, and the lacrimal canaliculus has good toughness and elasticity, and is convenient for clinical operations. After 10 to 30 minutes of contact with water, it quickly absorbs water and swells, which can play a role in mechanical positioning and preventing the lacrimal canaliculus from slipping. After the wound is healed, the small tube is gradually degraded, and the degradation product can flow out from the nasal cavity with tears, without the need for secondary surgery to remove it, which improves the effect of treating lacrimal duct obstruction and avoids abrasions caused by secondary surgery. According to the different requirements of degradation time, a certain degree of chemical cross-linking can be carried out on the lacrimal canaliculus to adjust its degradation rate in the lacrimal duct.

The invention discloses a liquid molecular iodine disinfectant, which comprises an iodide, an oxidant and an acidity pH regulator, wherein the oxidant can be used for oxidizing the iodide to generate iodine molecules, and the acidity pH regulator is used for regulating a mixture of the iodide and the oxidant to be acid. The disinfectant consists of a composition of a preparation 1 containing the iodide and the oxidant and a preparation 2 containing the acidity pH regulator; the preparation 1 and the preparation 2 are in a liquid state respectively; and the pH value of the preparation I is greater than 6.5. The liquid molecular iodine disinfectant disclosed by the invention not only is high in stability, can be stored for a long time, is light in irritation to skins, rapid in penetration and volatilization, light in coloring and obvious in sterilizing effect and does not need to be de-iodinated but also is safe and convenient in use and carrying. The liquid molecular iodine disinfectant disclosed by the invention has a broad-spectrum sterilizing effect and is light in irritation to skin mucosae and can be used for various skin diseases caused by bacteria, fungi and viruses.

The invention relates to a textile material, in particular to a wool and natural fiber blended yarn. The wool and natural fiber blended yarn is formed by blending, by weight, 20%-28% of wool, 5%-10% of fleeces, 15%-30% of tree fiber, 20%-30% of bast fiber and the balance modal fiber. The wool and natural fiber blended yarn is formed by blending the special raw materials according to proportions, and the characteristics of all the raw material fibers are protruded; after the natural fiber and the wool are blended, the cohesive force of the yarn is increased, the hair slip phenomenon is reduced, the yarn has obdurability, and meanwhile softness and elasticity of the yarn are not lost. Meanwhile, the wool and natural fiber blended yarn has the advantages of being resistant to corrosion and bacteria, rapid in water absorption and evaporation and the like, the yarn is not prone to corrosion and moulding due to moisture accumulation, and the service life of a textile is prolonged.

The invention discloses a composite natural material medicinal membrane for treating periodontitis and a manufacturing method thereof, belonging to the field of medicine. The medicinal membrane is prepared from raw materials consisting of, by mass, an extraction concentrate of 16 to 23 parts of dried Rabdosia serra, a water decoction concentrate of 1 to 3 parts of dried honeysuckle flower, a water decoction concentrate of 3 to 5 parts of licorice, a raw juice concentrate of 60 to 70 parts of fresh aloe, 3 to 5 parts of coptis powder, 1 to 3 parts of pearl powder, 1 to 3 parts of scorpion powder, 1 to 3 parts of water-soluble chitosan and 1 to 3 parts of natural glycerin through mixing, heating, stirring for homogenization, membrane making, drying, membrane removal and slicing and packaging. The medicinal membrane uses natural materials or biological preparations, has bacteriostatic, antiviral, anti-inflammatory, detoxifying and pain easing effects and the like, has the excellent characteristics of safety, no stimulation, etc., exerts a special effect on treatment of periodontitis, is applicable to treatment of periodontitis through combination with mechanical scaling and avoids consequences like generation of drug-resistant microflora, adverse reaction of a whole body and the like caused by long-term usage of antibiotics.

The invention provides a composite antibacterial deodorant sock, which is obtained by blending cotton fiber, chitin fiber, bamboo fiber and modal fiber, wherein the bamboo fiber contains composite metal ions; and the cotton fiber contains dried alum. The composite antibacterial deodorant sock comprises composite metal ions, not only has a health care function, but also has the characteristics of high-efficiency antibiosis, rapid antibiosis, broad-spectrum antibiosis, safe antibiosis and the like, and has a wide application prospect.

The invention provides a nano silicon dioxide grafted halamine antibacterial melt-blown material as well as a preparation method and application thereof. The preparation method comprises the following steps: adding hydrophilic nano silicon dioxide into a sulfydryl silane coupling agent solution, and reacting to obtain modified silicon dioxide; bonding the modified nano silicon dioxide with an N-halamine precursor by using a photoinitiator to obtain silicon dioxide grafted N-halamine precursor powder; mixing the powder with melt-blown polypropylene resin according to a preset proportion, and adding the mixture into a melt-blowing machine for melt-blowing treatment to obtain a silicon dioxide grafted N-halamine melt-blown material; the melt-blown material is soaked in a sodium hypochlorite solution, and the nano-silica grafted N-halamine antibacterial melt-blown material is obtained. The antibacterial melt-blown material prepared by the invention is high in antibacterial rate, high in filterability, long in antibacterial aging and long in service life, and the antibacterial components can be regenerated repeatedly.

The invention relates to the field of medicine, in particular to a traditional Chinese medicine composition for trauma and an application of the traditional Chinese medicine composition. The traditional Chinese medicine composition for trauma comprises the following components in parts by weight: 10-30 parts of gallnut, 10-30 parts of rheum officinale, 10-15 parts of rhizoma bletillae, 10-20 parts of mirabilite, 10-15 parts of humifuse euphorbia herb, 2-5 parts of dragon's blood powder and 3-6 parts of pseudo-ginseng powder. The novel application preparation is prepared by combining a clinical experience formula with modern auxiliary materials, is convenient to use and has the effects of quickly stopping bleeding, relieving pain and inhibiting bacteria.