18 results about "Antibacterial effect" patented technology

The invention relates to an antibacterial functional polypropylene fiber as well as a preparation method and an application thereof. The antibacterial functional polypropylene fiber comprises the following components in percentage by mass: 1%-10% of antibacterial chip masterbatch and 90%-99% of polypropylene chips, wherein the antibacterial chip masterbatch comprises the following components in percentage by mass: 1%-5% of nano silver, 1%-5% of nano titanium nitride, 0.1%-1% of compatilizer and the balance of polypropylene chips. The preparation method comprises the following steps of: uniformly mixing the antibacterial chip masterbatch with the polypropylene chips, and spinning according to the chemical fiber spinning process to prepare the antibacterial functional polypropylene fiber. The antibacterial functional polypropylene fiber has the advantages of good antibacterial effect and wide application.

The invention relates to a polyvinyl chloride material for tracheal intubation. The polyvinyl chloride material is prepared from the following components in parts by weight: 90-110 parts of polyvinyl chloride resin, 0.2-10 parts of an antibacterial agent, 40-60 parts of a plasticizer and 1-20 parts of a stabilizer. The polyvinyl chloride material disclosed by the invention is excellent in antibacterial effect and small in irritating property, can achieve the effects of effectively preventing the risk of infection, sputum scab blockage and injuries in the tracheal intubation retention process and reducing complications, is conveniently used by medical personnel and has high safety performance.

The invention relates to a high-hardness matte ceramic antifouling agent. The high-hardness matte ceramic antifouling agent is prepared via modification grafting with active MQ silicone resin on the surfaces of nanometer silicon dioxide particles. According to the high-hardness matte ceramic antifouling agent, inorganic siloxane in MQ silicone resin and nanometer silicon dioxide are taken as hard chain segments, porefilling effect, wear resistance, and skid resistance on the surface of ceramic are achieved, and in addition nanometer silicon dioxide possesses hydrophobic antifouling antibacterial effect; one the other hand, a cross-linked net-structured film composed of MQ silicone resin and methyl hydrogen silicone fluid is taken as a soft chain segment, and in polishing process, a polishing wheel is isolated from tile surface to avoid direct elastic contact, so that tile glossiness is not improved, and problems of conventional matte antifouling agents that wear resistance and antifouling properties are poor are solved.

The invention discloses a baby lotion which is prepared from the following raw materials in parts by weight: 20-25 parts of camellia oleosa seed oil, 10-15 parts of simmondsia chinensis seed oil, 6-8 parts of ethylhexyl palmitate, 8-10 parts of tocopheryl acetate, 5-8 parts of squalane, 3-6 parts of bisabolol and 1-2 parts of allantoin. The camellia oleosa seed oil is taken as the main raw material, so that the baby lotion has good moisturizing and moistening effects, has good prevention and treatment effects on high-prevalence xerotic eczema of babies, has certain bacteriostatic and antibacterial effects, and is capable of protecting the skin health, natural in ingredient, free of thrill, not greasy and suitable for tender skin of babies for use.

The invention relates to the field of preparation of shoes, provides a pair of antibacterial heating graphene shoes and a preparation method thereof and overcomes defectsthat heating shoes have no antibacterial effect and are low in heating speed and low in heat dissipation efficiency in the prior art. Each shoe comprises a shoe sole and an upper arranged on the shoe sole, wherein a concave hole, a graphene heating chip and a power supply electrically connected with the graphene heating chip are arranged on the shoe sole, a breathable gasket for covering the graphene heating chip and the power supply is arranged outside the concave hole, the graphene heating chip comprises a substrate and a circuit arranged on the substrate, a surface layer of the substrate is coated with a graphene coating, and the graphene coating is prepared from raw materials in parts by weight as follows: 5-10 parts of graphene, 15-30 parts of an organic solvent, 20-25 parts of a wetting agent and 30-40 parts of a dispersing agent.

The invention belongs to the field of drug preparations and in particular relates to a povidone-iodine solution as well as a preparation method and an application thereof. The povidone-iodine solution disclosed by the invention is coated with chitosan and lambda-carrageenan outside povidone-iodine, can stably exist in a water body, has long acting time and has low requirements on conditions such as the pH value of the water body; the povidone-iodine solution is capable of slowly releasing molecular iodine so as to achieve a long-acting antibacterial effect; the method for preparing the povidone-iodine solution in the invention is simple, easy to operate and applicable to industrial production; and the povidone-iodine solution can be used for aquaculture and has high aquatic product survival rate.

The invention relates to a durable antibacterial waterborne woodenware coating and a preparation method thereof. The coating comprises the following components: water soluble alkyd resin, a waterbornepolyurethane polyol dispersion body, an amino resin mixture, nano TiO2, nano ZnO, an association type thickener, a leveling agent, a defoamer, a basic wetting agent and deionized water, wherein the amino resin mixture is composed of methylated amino resin and ketone crosslinked polyamide polyamine epichlorohydrin with the weight ratio of 1:(0.2-0.6). The waterborne coating provided by the invention has durable antibacterial activity and mildew-proof performance, has a wide antibacterial spectrum, and has the killing effect on common pathogens such as staphylococcus aureus, streptococcus pneumonia, candida albicans, pseudomonas aeruginosa and aspergillus niger reaching 99.90% or more; through SGS ASTM F1980 tests, the woodenware coating still has the bacteriostasis rate of 99.30% or more 5years later, and has 5 years or more antibacterial effect.

A copolymer which yields a coated film with high transparency when formed into a coated film, and adds a regenerable antibacterial effect, as well as a resin composition containing the same. The copolymer includes: a repeating unit represented by the following formula (I) (wherein R₁ represents a hydrogen atom or a methyl group; R₂ represents a hydrogen atom or a saturated or unsaturated alkyl group having 1 to 18 carbon atoms; R₁₁ to R₁₄ each independently represent a hydrogen atom or an alkyl group, provided that at least 2 of R₁₁ to R₁₄ represent an alkyl group, and that R₁₁ and R₁₂, or R₁₃ and R₁₄ can bond together to form a ring; X represents —O— or —NR₂—; R₂₀ represents a hydrogen atom or an alkyl group; Y represents a halogen atom; and n represents 0 or 1), and a repeating unit having a crosslinkable functional group.

The invention relates to the technical field of PVC modified materials, and particularly relates to a mildew-proofing and antibacterial PVC modified material used for placemats and a preparation method of same. The mildew-proofing and antibacterial PVC modified material includes, by weight, 80-120 parts of PVC resin, 38-54 parts of an odor-free plasticizer, 5-10 parts of light calcium carbonate, 2-4 parts of a thermal stabilizing agent, 0.8-1.6 parts of a mildew-proofing and antibacterial agent, 0.6-1.0 part of an anti-discoloring agent, 0.3-0.7 parts of an antistatic agent, and 0.3-0.7 parts of a lubricant. The PVC modified material has good mildew-proofing and antibacterial effects, and is good in antistatic and anti-discoloring effects, is environment-friendly, has excellent temperature and weather resistance, is high in strength, is excellent in anti-impact performance, and has good flame retarding effect, good processability and excellent comprehensive performances.

The invention relates to a broiler chicken feed additive. The broiler chicken feed additive comprises the following raw materials in part by weight: 12-18 parts of pomegranate peel, 6-9 parts of schisandra chinensis, 6-9 parts of astragali radix, 6-9 parts of eucommia ulmoides, 3-6 parts of folium artemisiae argyi, 6-9 parts of pericarpium citri reticulatae, 3-6 parts of codonopsis pilosula, 3-6 parts of lotus leaves, 3-6 parts of astragali radix and 3-6 parts of angelica sinensis. With the broiler chicken feed additive provided by the invention, the immune function of a broiler chicken can beregulated, the non-specific antibacterial effect is provided, the dependence is not produced, the digestive absorption capacity of the broiler chicken can be also improved, the utilization rate of the feed is improved, the survival rate of the broiler chicken is improved, the cost of the broiler chicken feed is reduced, the application of antibiotics in the feed is avoided and the quality of chicken meat is good.

The invention relates to a fructus schizandrae extract containing antiseptic disinfectant for a pure cotton fabric. The antiseptic disinfectant contains the following ingredients in parts by mass: 8-18 parts of fructus schizandrae extract, 8-18 parts of hydrogen peroxide, 0.8-1.6 parts of phenol, 0.1-0.3 part of emulsifier, 8-18 parts of vegetable flavoring essence, 1-1.88 parts of potassium permanganate, 0.2-0.3 part of formaldehyde and 24-58 parts of water. According to the fructus schizandrae extract containing antiseptic disinfectant for the pure cotton fabric, provided by the invention, the added purely-natural fructus schizandrae extract is environmentally friendly and can be used for protecting fibers of the pure cotton fabric from damage; and the antiseptic disinfectant has good detergency, is good in bactericidal and antibacterial effect, can be used for killing bacteria hidden in the fibers and enables the pure cotton fabric to have an antibacterial action.

The invention relates to the field of hygienic products, and provides a paper diaper. The paper diaper comprises a paper diaper body, wherein the paper diaper body comprises a surface layer, a flow guide layer, an absorption layer and a bottom layer which are sequentially laminated from top to bottom; the surface layer is prepared from bamboo fibers and skin-core type fibers as raw materials by a spunlace method; the skin layer of the skin-core type fibers contains polyester and an antibacterial agent; the core layer contains a moisture-absorbing polymer; the flow guide layer comprises an upper flow guide layer and a lower flow guide layer; the upper flow guide layer is provided with a plurality of first hydrophilic areas; the lower flow guide layer is provided with a plurality of second hydrophilic areas; the area of the second hydrophilic areas is larger than that of the first hydrophilic areas; the gap between the adjacent first hydrophilic areas is larger than that of the adjacent second hydrophilic areas; and the absorption layer comprises upper dust-free paper, an upper absorption core, an antibacterial layer, a lower absorption core and lower dust-free paper from top to bottom. The paper diaper solves the problems that the existing paper diaper does not have antibacterial activity or is poor in antibacterial effect, and adverse conditions such as eczema and red buttocks are easily caused.

The invention discloses a method for preparing marine zinc chromate antirust paint. The method includes a production step a. The marine zinc chromate antirust paint comprises, by weight, 22-24 parts of cyanamide resin, 25-27 parts of polyester resin, 7.5-9.5 parts of zinc chrome yellow, 1.5-2.5 parts of ethylene glycol, 4-6 parts of tetraethoxysilane, 3.2-6.5 parts of silane coupling agents, 8-10 parts of barium sulfate, 0.5-0.8 part of nanometer-sized phosphoric acid, 5-7 parts of dispersing agents and 0.8-1.2 parts of plasticizers. The method has the advantages that the method is low in raw material cost and harmful chemical consumption, the marine zinc chromate antirust paint is free of optional harmful substances, and anticorrosion, antifouling and antibacterial effects can be realized by the marine zinc chromate antirust paint.

The invention relates to the technical field of washing and sterilizing, and discloses an ultrasonic cooperative nano-silver washing and sterilizing method which adopts an ultrasonic cleaner, a visible spectrophotometer and a nano-silver washing agent. The ultrasonic cooperative nano-silver washing and sterilizing method is characterized in that the nano-sliver washing agent is added into the ultrasonic cleaner, and a to-be-cleaned object is added into the nano-sliver washing agent under an ultrasonic state to perform sterilization and disinfection of the object. The nano-silver washing agentdisclosed by the invention has good antibacterial sterilizing effect, is free of any drug resistance, is good in sterilization effect, can kill various germs within several minutes, is strong in permeability, has good sterilizing effect on common bacteria, stubborn bacteria, drug-resistant bacteria, funguses and the like; meanwhile, a layer of protective film is arranged outside the nano-silver washing agent, so that steric hindrance effect is also achieved, and therefore, nano-silver particles can be stably dispersed in a water phase, and the antibacterial effect is lasting; and the ultrasonic cooperative nano-silver washing and sterilizing method is matched with oscillating sterilizing of the ultrasonic cleaner, so that the cleaning and sterilizing effect of a workpiece is better.

The invention discloses a preparation method of antibacterial rose fiber fabric. The preparation method comprises the following steps: mixing rose extract fibers and cotton yarn, and weaving to obtaingray fabric; carrying out salty shrinkage, boiling-off, oxidation, bleaching and color dyeing treatment on the grey cloth to obtain first cloth; soaking the first cloth in a mixed solution of cationic perfume rose microcapsules and a low-temperature fixing agent at the temperature of 80-110 DEG C for 30-40 minutes, and dehydrating to obtain second cloth; and drying and shaping the second cloth toobtain the antibacterial rose fiber fabric. According to the method disclosed by the invention, after the rose extracting fibers with rose perfume are added into the clothing fabric, people can be pleasant and stable in mood, and a certain antibacterial effect on human body sensitive skin is achieved.

The invention discloses an application of a composition of tetrahydropyrrolyl and morpholinyl derivatives of Virosaine A in antibacterial medicines. The invention relates to the fields of organic synthesis and medicinal chemistry, and in particular to the composition, a preparation method and the application of the composition in preparing the antibacterial medicines. The invention discloses the composition and the preparation method thereof. Pharmacological experiments show that the composition disclosed by the invention has an antibacterial effect, and the composition has a value of developing the antibacterial medicines.

The invention relates to an antibacterial medical fabric which comprises a base layer (2) and an antibacterial layer (1). Warp yarns (11) and weft yarns (12) are mutually connected to form the antibacterial layer (1), nano silver fibers are woven to form the warp yarns (11) and the weft yarns (12), the base layer is made of fabrics sequentially including an isolated layer, a first protective layer, a second protective layer and a bottom layer from top to bottom, the isolated layer is made of thermoplastic polyurethane films, the first protective layer is made of polypropylene fiber fabrics, the second protective layer is made of polytetrafluoroethylene films, and the bottom layer is made of weft knitting fabrics and warp knitting fabrics with natural fibers, synthetic fibers and regenerated fibers. The antibacterial medical fabric has a fine antibacterial effect and various functions such as blood seepage prevention, water resistance, antibacterial performance and moisture permeability, and harm of bacteria to human bodies is decreased.