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 relates to a bacillus subtilis and pyrimethanil compounded bactericide. And the finished medicament of the bacillus subtilis and pyrimethanil compounded bactericide comprises active components, an assistant and a solvent or fillers, wherein the active components account for 10-85 % of the finished medicament in percentage by weight. The active components consist of 10-90 wt% of the bacillus subtilis and the pyrimethanil. When in use, the finished medicament is diluted and sprayed on fruit trees for preventing and controlling the alternaria rot of the fruit trees. The invention has the advantages that the bacillus subtilis sf-628 and the chemical agent pyrimethanil are mixed in a certain proportion for use, which can fully develop the synergistic action of microorganisms and chemical agents so as to achieve the purposes of making respective advantages complementary to each other and improving prevention and control effects; and meanwhile, the dose of the chemical agent, the medicament cost and residuals of the chemical agent on fruits can be reduced, and the ecology environment of orchards can be improved.

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 an antibacterial peptide with antibacterial activity separated from cow blood, a code sequence and an application thereof. The antibacterial peptide has 1 to 25 amino acid sequences in a sequence table SEQ ID NO: 1.Except for the common property of the common antibacterial peptide such as wide antibacterial spectrum, quick sterilization, high selectivity, no drug resistance generation and no teratogenic action, the antibacterial peptide also has the flowing advantages that the structure is simple; the artificial synthesis is convenient; no antigenicity exists when the antibacterial peptide is applied to mammals; the antibacterial peptide is separated from the red blood cell of the cow blood; and the red blood cell is one of animal blood components, is involved in the process of blood circulation, and has no hemolytic toxicity or low hemolysis rate. The antibacterial peptide not only can be used for preparing a medicament for treating gram positive bacteria, gram negative bacteria, and epiphyte or viral infection, but also can be applied to the fields such as milk fresh-keeping, or other food preservatives, feed mould inhibitors and the like.

The present invention relates to a preparation method of antibacterial and antifungal, styrene-butadiene-rubber, foamed sheet. Using 62-70 % SBR as basic material, 14-20% SIS, 0.6-1.2% antibacterial agent, 0.5-1.0% antifungal agent, 5-8% naphthenic oil, 6-10% clay, 1.4-2.2% OBSH, 0.5-1.0% sodium butyl dithiocarbonate, 0.5-1.0% DCP, and 0.6-1.2% glyceryl monostearate are added, after passing through plasticization, twin-roll mixing, first moulding foaming, cooling, second moulding foaming, cooling pitching, and punching shear, the production is formed. The foamed sheet prepared by this method, has low density, high impact resistance, good compression reducibility, wear resistance and slip resistance, good damping effect, no poison and no smell, especially, has excellent antibacterial and antifungal ability, is suitable for the floor board of indoor fitness and exercise sites, and can effectively inhibit pathogenic bacteria and mildew's reproduction and living, thus improves the sanitarian condition of the fitness and exercise sites.

The invention discloses a preparation method and an application of injectable polysaccharide and clay composite gel. The preparation method comprises the following steps: adding an exfoliated polysaccharide and clay compound into deionized water, performing full and uniform stirring to obtain an exfoliated polysaccharide and clay compound solution, and performing rotary evaporation concentration to obtain the injectable polysaccharide and clay composite gel. The interaction between polysaccharides and clay restricts the diffusion of the clay, so the composite gel solves the problem of thrombuseasily caused by a simple clay haemostasis material, is injectable, and also can be directly applied to wounds as a haemostasis material in order to achieve rapid hemostasis and bacteriostasis effects.

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 provides sterilization washing powder containing a zinc pyrithione antibacterial agent and a preparation method of the sterilization washing powder, and belongs to the technical field ofantibiosis. The sterilization washing powder containing the zinc pyrithione antibacterial agent is prepared by the following method: S01, preparing a composite antibacterial agent from a guanidine salt polymer and polyethylene glycol according to a ratio through a physical mixing method; S02, mixing the guanidine salt polymer / polyethylene glycol antibacterial agent with a zinc-loaded antibacterial agent, zinc pyrithione and dioctyl sodium sulfosuccinate to prepare the composite antibacterial agent containing zinc pyrithione. The composite antibacterial agent is added into a washing formula system such as washing powder, soap powder and the like and can be quickly dissolved and dispersed to release guanidine salt polymers, zinc ions and zinc pyrithione antimicrobial ingredients when clothes are washed and is easy to disperse in the washing process, and achieves the effects of quick sterilization and degerming.

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 medical hemostasis antibacterial dressing. The medical hemostasis antibacterial dressing is prepared from the raw materials in parts by weight: 60 to 80 parts of polyglutamicacid-Pulullan cross-linked polymer, 25 to 35 parts of collagen, 13 to 17 parts of bamboo vinegar powder, 12 to 18 parts of glycollic acid, 6 to 10 parts of garlic polysaccharide, 5 to 15 parts of hyaluronic acid, and 50 to 60 parts of pure water. The invention also discloses a preparation method of the medical hemostasis antibacterial dressing. The medical hemostasis antibacterial dressing of theinvention has excellent performance for covering wounds, helping the wound healing, efficiently stopping bleeding, preventing the bacterial invasion, promoting the tissue restoration and preventing the adhesion, can rapidly absorb the water in the blood when contacting the wound, can keeping the environment wet, and can effectively seal the bleeding wound.

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 provides a novel non-woven fabric with high bacteriostatic performance. The novel non-woven fabric is prepared from the following raw materials by weight: 100 to 120 parts of antibacterial polypropylene, 40 to 60 parts of nylon 6, 20 to 40 parts of titanium dioxide-cobaltous phosphate, 10 to 20 parts of a coupling agent and 30 to 50 parts of auxiliary agents consisting of antimony oxide, red phosphorus, aluminum oxide, an anti-oxidant, an ultraviolet absorbent and a plasticizer. The novel non-woven fabric prepared in the invention has more stable antibacterial properties, is non-volatile, long in service life and easy to process and store, does not penetrate into the epidermis of human beings or animals, shows excellent antibacterial effect on specific bacterial strains and has special effects on molds; and through synergism with an inorganic antibacterial agent, the novel non-woven fabric has good safety, heat resistance, sustained-release performance, a broad antibacterial spectrum and small possibility of generating drug resistance.

The antibacterial polypropylene material consists of polypropylene resin 100 weight portions, stuffing 25-35 weight portions, toughening agent 5-15 weight portions, antiseptic 0.2-0.8 weight portion, dispersant 0.5-1.5 weight portions, antioxidant 0.1-0.5 weight portion and ultraviolet absorber 0.1-0.5 weight portion. The polypropylene resin is homopolypropylene, and the antiseptic is compounded with nanometer silver and organosilicon antiseptic. The present invention also provides the preparation process of the antibacterial polypropylene material with low production cost, excellent antiseptic performance.

The invention discloses bacillus subtilis and propiconazole 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 propiconazole; 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 fruit trees to prevent and control fungal diseases of the fruit trees. The finished medicament has the advantages that: due to the use of the bacillus subtilis and the propiconazole 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 in fruit gardens and reduce the residues of chemical agents in fruits.

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.

An anti-bacterial and anti-corrosion building pipe pile is characterized by being prepared from materials in parts by mass as follows: 10-15 parts of cement, 15-20 parts of sand, 30-45 parts of gravel, 5-8 parts of water, 0.5-1 part of a polycarboxylate superplasticizer, 3-5 parts of an anti-bacterial agent and 5-10 parts of nickel and steel alloy fibers with the diameter ranging from 0.2 mm to 0.3 mm and the length ranging from 10 mm to 20 mm.

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 discloses a bacteriostatic lotion with rapid bacteriostatic effect and a preparation method thereof, comprising the following main components and weight percentage thereof: 30-50 parts by mass of folium artemisiae argyi; 20-30 parts by mass of rhizoma picrorhizae extract; 5-12 parts by mass of radix Angelicae sinensis extract; 8 to 15 parts by mass of radix Angelicae sinensis extract; 10-20 parts by mass of fructus cnidii extract; 15-20 parts by mass of radix sophorae flavescentis extract; 2-5 parts by mass of mint; 6-15 parts by mass of chrysanthemum indicum extract and an appropriate amount of water. The lotion has rapid bacteriostasis, and can enhance immunity, pesticides and vaginitis. The combination of folium artemisiae argyi and fructus cnidii extract can effectively reduce the probability of pruritus in the vulva of the patient, alleviate the pain of the patient, and improve the efficiency of bacteriostasis. The addition of mint can make the bacteriostasis lotionhave the effects of cooling, antisepsis, sterilization and diuresis, and improve the comfort of the patient when using the lotion.

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.

The invention discloses oral cavity nursing liquid with a treating effect. The oral cavity nursing liquid adopts chuzhou chrysanthemum, spider molting, lotus seed, liquorice, gypsum, eupatorium, gorgon fruit, honeysuckle and water as main components, adopts the chuzhou chrysanthemum as a main material, and uses the eupatorium, the honeysuckle and the gypsum for sterilization and detoxification. The oral cavity nursing liquid disclosed by the invention has the advantages that by combination of the spider molting and other traditional Chinese medicines, the treating effect for gingival bleeding is good; by addition of the gorgon fruit and the lotus seed, the medicinal effect is consolidated; and by addition of the liquorice, the stimulation of partial medicines to the oral cavity can be relieved. The breath spray disclosed by the invention has the characteristics of fast bacteriostasis, fresh breath and mild property, and can prevent multiple oral-cavity diseases such as oral ulcers, periodontitis and oral mucosal diseases and the like.