864 results about "Antibacterial action" patented technology

The invention relates to an inorganic / organic nano-composite antibacterial and application of fiber product thereof. 0.01-20 proportions of inorganic antibacterial, 0.01-35 proportions of organic antibacterial, 0.0001-0.4 proportion of inorganic / organic antibacterial compatibility finishing agent, 0.05-40 proportions of macromolecule bond, 0.0001-0.4 proportion of stabilizer that prevents color change of the inorganic antibacterial, 0.1-30 proportions of high efficiency emulsifying agent and 100 proportions of distilled water are added in sequence by weight proportion, wetted, dispersed, ground, dispersed at high-speed, stirred, etc., so as to acquire the nano-composite antibacterial. The antibacterial can process the fiber product by a dip-dye method, a roll-dye method, a spray method, etc. Dresses, socks and socks, blankets, beddings, gowns, patient wears, masks, medicinal gauzes, air filtering nettings, etc., made from the inorganic / organic nano-composite antibacterial of the invention are characterized by high antibacterial efficiency, rapid antibacterial function, long lasting antibacterial performance, laundering durability, etc., and the inorganic / organic nano-composite antibacterial of the invention is applicable to life, medical care, etc., and has the functions of preventing the occurrence and transmission of diseases, protecting the health of people and improving life quality.

The invention relates to oral and dental care agents, containing: an active ingredient combination (A) of at least one cationic component with an anti-bacterial action, (B) at least one active ingredient with an anti-tartar action, selected from the group of azacycloalkane diphosphonic acids or their phnysiologically compatible salts and (C) at least one binding agent, selected from xanthan gum, carboxymethylcellulose or a mixture of said two components. The oral and dental care anti-bacterial agents do not cause the discoloration associated with chlorohexidine and reduce or prevent discoloration to human teeth. This is unique for oral and dental care agents based on chlorohexidine. The inventive oral and dental care agents also have a tartar prevention and plaque reducing agent.

The invention relates to a laying hen feed prepared from bran, salt, corn grit, fish meal, ground oyster shells, rice bran, bean dregs and a traditional Chinese medicine feed additive, wherein the traditional Chinese medicine feed additive comprises the following components: honeysuckle, common cnidium fruit, corydalis tuber, small fennel, motherwort, self-heal, houttuynia, baikal skullcap root, dyers woad leaf, dangshen, astragalus root, angelica sinensis, medical stone, eclipta, dodder, barbat skullcap and weeping forsythia. The feed additive provided by the invention has both medicinal and nutritional actions, can prevent diseases and can also improve the production performance; the feed additive can directly sterilize and inhibit bacteria, adjusts the immunity function of of the organism, has non-specific antibacterial action, and greatly improves the survival rate of chicken; and the feed additive eliminates chemical damage to the chicken, can effectively improve the production performance of animals, simultaneously has small toxic side effects and no drug resistance, can effectively improve the egg quality, achieves the requirements of purely natural green food, and can acquire good economic benefit.

Bacteria in water 9 exposed outdoors are effectively killed with ultraviolet (UV) light by suppressing post-treatment increase in the bacteria population due to photoreactivation. The apparatus shines UV light on the water 9 to kill bacteria and has UV light emitting diodes (LEDs) 1 that emit UVA light with a primary emission peak of 320 nm-400 nm. The antibacterial action of the UVA light emitted by the UV LEDs 1 prevents proliferation of bacteria in the disinfected water 9 due to photoreactivation.

The invention relates to a chitosan nano silver gelata used for treating an inflammation in a lower genital tract, cervicitis and cervical erosion of female and empyrosis, scalding, bedsore infection and other skin inflammations such as tinea manus and pedes, and various wound infections, etc. The medicinal raw materials of the chitosan nano silver gelata of the invention are the nano silver and chitosan polymer in respective therapy dose; the nano silver is the nano silver powder or the nano silver colloid; the chitosan polymer is the chitosan and the chitin and one or more than one derivative of the chitosan and the chitin. The product of the invention has the advantages of high efficiency and being nonpoisonous, and has an extremely strong antibacterial action and an excellent therapeutic effect; compared with other nano silver gelata, the chitosan nano silver gelata of the invention has the advantages of perfect sterilizing effect, long-lasting effect and tissue repair function.

The invention discloses a natural-fiber-reinforced polypropylene composite material with mildewproof and antimicrobial properties and a preparation method thereof. The natural-fiber-reinforced polypropylene composite material with mildewproof and antimicrobial properties comprises the following raw materials in parts by weight: 10-35 parts of natural fiber, 50-85 parts of polypropylene, 1-10 parts of compatilizer, 0.5-2 parts of coupling agent, 0.1-1 part of antioxidant, 0.5-2 parts of lubricant and 0.2-2 parts of mildewproof and antimicrobial agent. By using the natural fiber, which has the advantages of low price, abundant resources, high specific modulus and low density, to prepare the reinforced polypropylene composite material for vehicles, the production cost can be lowered. By using the combination of the alkali solution, coupling agent and compatilizer to treat the natural fiber, the hydroscopic property of the fiber is lowered. By adding the mildewproof and antimicrobial agent, the mildewproof and antimicrobial properties of the natural-fiber-reinforced polypropylene composite material with mildewproof and antibacterial functions can be greatly improved, so that the composite material is beneficial to human health in application, and has longer service life.

The invention discloses a milk shake for replacing a meal, comprising the following materials: protein powder, raw rolled oat, linseed powder, linseeds, almonds, walnuts, peanuts, sunflower seeds, wheat grass powder, bee pollen, milk and soybean milk products, fruits and vegetables and water. In the milk shake disclosed by the invention, the traditional Chinese medicine additive also can be further added, wherein the bulk pharmaceutical chemicals of the traditional Chinese medicine additive are as follows: rhizoma atractylodis macrocephalae, astragalus mongholicus, angelica sinensis, honeysuckle flower, Chinese wolfberry, Chinese dates, Chinese pearl barley, hawthorn fruit, platycladi seed, Chinese yam, Indian buead, Magnolia officinalis and lily. The milk shake has a nonspecific antibacterial action, the whole health of a human body is protected and coordinated fundamentally, the energy needed by the human body is supplied, and the body weight is effectively controlled. In the milk shake, the diseases can be prevented, the immunologic function of the organism is enhanced, the harmful parasites in the human body are repelled, the beneficial microbial community in the body is adjusted, the potential capability of the organism is fully exerted and improved, the digestion rate and the utilization rate of the nutritive substances can be improved, the metabolism of the human body is enhanced, the blood circulation is promoted and the taste is unique.

The invention discloses a water-based antimicrobial moldproof hydrophilic paint for heat exchanger fin surface treatment. The paint comprises 3-30% of high molecular compound containing hydrophilic group, 0.05-1% of inorganic nano material with antibacterial action, 0.3-5% of curing agent, 0.02-0.2% of leveling agent and 2-10% of cosolvent. The inorganic nano material with antibacterial action is composed of 2-10% of nano oxide, 0.1-2% of silver salt or nano silver solution, 0.1-2% of reducer, 0.1-1% of stabilizer and the balance of water. Since the inorganic nano material with antibacterial action has high stability in the system, the antimicrobial and moldproof properties and hydrophilicity do not attenuate after the processing technique, and can last for a long time in the application process. The paint has the advantages of low addition amount and high cost performance, and does not influence the later working properties.

The invention discloses a medical super-lubricity antibacterial catheter coating liquid. The coating liquid consists of lubricating liquid and antibacterial substance, wherein the lubricating liquid is prepared through dissolving hydrophilic polymer in organic solvent and adding adhesive polymer at the same time; and the antibacterial substance consists of nano-silver or other nano materials, iodine or iodine compounds, chitin or chitosan and derivatives thereof. The coating liquid is directly soaked or sprayed on a catheter surface through one step when being used, and after solidification, a medical super-lubricity antibacterial catheter is prepared. The coating liquid has double effects of super lubricity and antibiosis, the coating liquid preparation and a coating method are simple, and the coating liquid is easy for mass production. The coated product has strong lubricity, and the coating liquid has an antibacterial function and no drug resistance and can prevent various bacteria and fungi infections and related complications from being generated. The medical super-lubricity antibacterial catheter coating liquid is suitable for the medical field and has good popularization and use values.

A medical antibacterial activated carbon fibre-nanoAg material used as wound dressing is prepared through activating the carbon-contained fibres by gasifying-activating method, immersing them in Ag-contained solution or spraying said solution onto them, and oscillating for embedding the Ag nanoparticles in fibres. Its advantages are high and durable antibacterial action.

An antibacterial composite TiO2 particle modified by silver phosphate for paint, ceramics, rubber, etc. is prepared from nanometre-class or submicron-class TiO2 particle as kernel through coating SiO2 layer, alumina layer, or SiO2-alumina layer, and coating silver phosphate layer. Its advantages are high purity dispersity and sure antibacterial action.

The invention discloses an antimicrobial ultraviolet-curing paint and a preparation method thereof. The paint is prepared by mixing polyurethane acrylate, active acrylate monomer, initiator, leveling agent, special antimicrobial agent and diluter. The preparation method comprises the steps of proportioning, dispersing and conditioning. According to the antimicrobial ultraviolet-curing paint, the high-activity high-reaction-speed polyurethane acrylate is used as the main component and carrier, the special antimicrobial agent and ultraviolet initiator are used as curing agents, the leveling agent is used as an auxiliary material, and the active acrylate monomer and diluter are used as viscosity modifiers, so that the ultraviolet-curing paint has antibacterial action.

The invention discloses an isoflavone compound in a tobacco rhizome and a preparation method and application thereof. The preparation method comprises the following steps of: crushing a tobacco rhizome sample, performing ultrasonic extraction for 3 to 5 times by using 95 percent ethanol, combining the extracts, filtering, performing reduced pressure concentration to obtain an extract, primarily separating the extract by using silica gel column chromatography, further separating the extract by adopting high performance liquid chromatography, and thus obtaining the required new compound. Antibacterial activity screening test results show that the compound has strong antibacterial effect on common proteus species, escherichia coli, staphylococcus, bacillus subtilis and the like. The compound used for cigarette tipping paper plays an obvious role in inhibiting microbes for polluting the cigarette tipping paper.

The invention relates to bactericidal formulations that come into contact with human body, particularly wash formulations including liquid soaps, comprising perfume ingredients active against gram-negative bacteria. Such compositions contact the target site, for example the skin surface, only for a short time, usually not longer than 30 seconds. Therefore the antibacterial action has to be of the bactericidal type and rapid. Furthermore, the bactericidal activity has to be sufficiently high to ensure an effect even when applied to wet substrates that will dilute the bactericidal formulation.

The invention discloses an uvioresistant, antibacterial and moisture conductive terylene fiber, a preparation method and an application thereof. The terylene fiber comprises the following raw materials in percentage by weight: 1-5 percent of uvioresistant parent granule, 1-10 percent of silver series antibacterial parent granule and 85-98 percent of terylene fiber forming resin, wherein the cross section of the fiber is a profile cross section. The uvioresistant, antibacterial and moisture conductive terylene fiber, the component proportions of which are scientific and reasonable, is prepared by the following steps: scientifically and organically combining the antibacterial silver series parent granules, the uvioresistant parent granules and the terylene fiber forming resin; preparing a pre-oriented yarn by using a profile hole spinning plate; and then elasticizing and deforming the pre-oriented yarn; thus the terylene fiber has wide range of application. The preparation method of the uvioresistant, antibacterial and moisture conductive terylene fiber has strong operability, reasonable process and high production efficiency and can realize industrial mass production.

The invention relates to slowly-releasing health-care liquid special for directly-spraying landscape plants and a preparation method and use thereof; fertilizer on the market is highly-enriched fertilizer and is mainly used for agricultural production; the fertilizer needs to be diluted 300-2000 times of spray and is characterized by difficult use and easy waste; a product with lower concentration is provided by the invention; the product is directly sprayed to garden flowers, bonsai, lawn and family crops by non-professionals without dilution; the concentration of film forming material provided by the invention is 500-1000 times higher than that of highly-enriched fertilizer so as to form relatively thick breathable film; nutrient substance is contained in films so as to achieve slowly releasing effect and achieve healthy growth, green keeping and freshness retaining effect of the landscape plants; a relatively thick film has antibacterial action and has a certain pest-resistant effect; traditional fertilizer belongs to ''food'' of plants; the slowly-releasing health-care liquid is ''health care products'' of the landscape plants and is applied to the landscape plants such as flowers, bonsai, seedlings, lawn and the like and is also suitably used for family crops which have view and admire as a main function.

The invention relates to an antibacterial and antireflection glass plating solution composition, a making method thereof and a purpose thereof. The composition comprises the following materials of: a) high-reflection rate sol-gel base solution which comprises a titanium compound, a metal compound, a dispersing agent, a reaction speed adjusting agent, water and an organic solvent; and b) low-reflection rate sol-gel plating solution which comprises a silicon compound, a metal compound, a dispersing agent, a reaction speed adjusting agent, water and an organic solvent, wherein the titanium compound and the silicon compound both can form films through hydrolysis and polymerization; the metal compound has an antibacterial action, wherein the metal is selected from silver, copper, cadmium, zinc, Ferrum, tin, cobalt, cerium, antimony, selenium, chromium, magnesium and nickel; moreover, the low-reflection rate sol-gel plating solution is coated on a high-reflection rate coating formed by the high-reflection rate sol-gel base solution.

The present invention provides a Chinese medicine for resisting avian influenza virus and its preparation method. Said Chinese medicine is made up by using 9 Chinese medicinal materials of aspidium, isatis root, astragalus root, bupleurum root, forsythia fruit and others through a certain preparation process. Said invention also provides the concrete steps of its preparation process.

A mask includes an outer layer having a number of hair members to form a hairy structure and to be formed as a surfactant device to spoil surface tension of moist that are attached onto the hair members of the outer layer. An intermediate layer of active carbon materials is attached onto the outer layer, for absorbing odors, nervous or poisonous gases, and for filtering viruses, or germs. An inner layer of anti-moist cloth materials is attached onto the active carbon intermediate layer, for engaging with users, and for preventing the active carbon intermediate layer from contacting with the users. The layers are secured together to form an integral structure.

The invention discloses an uvioresistant, antibacterial and flame retardant terylene fiber, a preparation method and an application thereof. The terylene fiber comprises the following raw materials in percentage by weight: 1-10 percent of silver series antibacterial parent granule, 1-5 percent of uvioresistant parent granule and 85-98 percent of copolymerized type phosphorus flame retardant terylene fiber forming resin. The uvioresistant, antibacterial and flame retardant terylene fiber , the component proportions of which are scientific and reasonable, is prepared by the following steps: scientifically and organically combining the antibacterial silver series parent granules, the uvioresistant parent granules and the copolymerized type phosphorus flame retardant terylene fiber forming resin; preparing a pre-oriented yarn; and then elasticizing and deforming the pre-oriented yarn to produce low-elasticity deformed yarn; thus the terylene fiber has wide range of application. The preparation method of the uvioresistant, antibacterial and flame retardant terylene fiber has strong operability, reasonable process and high production efficiency and can realize industrial mass production.

Bacteria in water 9 exposed outdoors are effectively killed with ultraviolet (UV) light by suppressing post-treatment increase in the bacteria population due to photoreactivation. The apparatus shines UV light on the water 9 to kill bacteria and has UV light emitting diodes (LEDs) 1 that emit UVA light with a primary emission peak of 320 nm-400 nm. The antibacterial action of the UVA light emitted by the UV LEDs 1 prevents proliferation of bacteria in the disinfected water 9 due to photoreactivation.

A process for preparing the superfine (less than 0.5 microns) particles of charred bamboo and the application of said superfine particles in preparing the synthetic fibres are disclosed. Said synthetic fibres features high insulating function, antibacterial action, and adsorptivity, and radiating far infrared rays.

The invention discloses an environment-friendly antibacterial mould inhibitor and a manufacturing method and application thereof. The environment-friendly antibacterial mould inhibitor comprises the following components in percentage by weight: 1 percent of antibacterial agent, 20 percent of mould inhibitor, 10 percent of insect-resist agent, 20 percent of waterproofing agent, 1 percent of emulsifier, 0.3 percent of color developing agent, 25 percent of diluting agent, 0.1 percent of plasticizing agent, and 35 percent of organic solvent. The manufacturing method comprises the following steps of performing the processes of homogenization, emulsification and the like on the antibacterial agent, the mould inhibitor, the insect-resist agent, the waterproofing agent, the emulsifier, the color developing agent, the diluting agent, the plasticizing agent and the organic solvent according to weight ratio at a temperature of between 55 and 60 DEG C under the conditions of stirring and heating. The finished product is attached and stamped to the surfaces or in packaging inner boxes of various articles by directly using various stamps carved with characters or patterns, and after being air-dried, the finished product can be printed into hangtags of various articles and achieves the effects of mould proofing, antibacterial action, deinsectization, deodorization and the like at the same time.

Belonging to the technical field of biomedicine, the invention in particular relates to a natural antibacterial peptide QHA and application thereof. The natural antibacterial peptide QHA is composed of 30 amino acid residues, is straight chain polypeptide, and has a molecular weight of 3628.5Da and isoelectric point of 12.61. The antibacterial peptide QHA provided by the invention has the beneficial characteristics of small molecular weight, simple chemical synthesis method, efficient, broad-spectrum and efficient antibacterial action, and good stability, etc., thus having broad application prospects. In addition, the invention also relates to a coding gene of antibacterial peptide QHA and application thereof.

The invention relates to a metal ion modified collagen protein-polyvinyl alcohol composite fibre. On the basis containing collagen protein and polyvinyl alcohol it also contains metal ions capable of producing chelation crosslinking action. Said invention also relates the preparation method of said composite fibre, and said method includes the following steps: adding metal salt into the collagen protein-polyvinyl alcohol mixed solution to make chelation crosslinking modification to obtain spinning solution, and adopting a series of after processes so as to obtain the new type collagen protein-polyvinyl alcohol composite fibre.

Disclosed are an anti-bacterial transparent hydrogel and the preparation method. The hydrogel is a copolymer grafted on polyacrylic acid and / or acrylamide super absorbent resin by chitosan, wherein, the content of chitosan is 3% to 5% of the total weight of the hydrogel. The preparation method comprises the following steps: (1) the polyacrylic acid and / or the acrylamide super absorbent resin are synthesized; (2) ceric ammonium nitrate is dissolved in chitosan aqueous solution; (3) the polyacrylic acid and / or the acrylamide super absorbent resin are submerged into the chitosan solution; (4) at a temperature of 30 to 95 DEG C, the polyacrylic acid and / or the acrylamide super absorbent resin having absorbed the chitosan solution which contains ceric ammonium nitrate are put into an infrared radiation box to initiate polymerization so as to obtain the copolymer; (5) the copolymer is then leached with deionized water and trichloromethane, so as to obtain the anti-bacterial transparent biological hydrogel. The hydrogel is provided with good water retain performance and certain anti-bacterial property, which has good development prospect as soft touch glasses.

A bamboo fibre frieze boucle features that its warp and / or weft are partially or all made of the bamboo fibre yarn. It is made up through weaving, boiling up, dyeing, softening, and post-treating. Its advantages are cold, comfortable, antibacterial action, and good hydroscopicity.

The invention provides a preparation method of a cellulose acetate membrane surface crosslinked chitosan hydrophilic membrane and belongs to the technical field of membrane surface modification. A cellulose acetate membrane is activated by an acid solution, and has coupling crosslinking with the acetic acid water solution of the chitosan, so that a hydrophilic membrane material of the cellulose acetate membrane surface crosslinked chitosan can be prepared. The preparation method of the invention is simple in technology, low in cost, natural, and environmentally-friendly. The cellulose acetate membrane modified by the method is good in hydrophillic nature and binding capability, is good in mechanical strength and mechanical toughness, can be widely applicable to the field of biochemistry, molecular biology and environment, such as the immunoassay, the protein and DNA (deoxyribonucleic acid) analysis, the colloidal gold detection card, the absorption and removal of the toxic and harmful substances in the environment such as the environmental hormone and the like, and can be taken as biomedical material due to the improvement of the mold resistance of a cellulose acetate membrane.

This invention relates to a silver-bearing crustamine fabric with anti-biotic action and its preparing method, which is composed of 90.0-99.9 percent of crustamine powder in weight and 0.1-10 percent of insoluble silver compounds particles. The invention has great anti-biotic action, and can be used as medical dressing to restrict the bacteria on wound.