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77results about How to "Improve antibacterial effect" patented technology
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Composite sanitary napkins with heating element and method for preparing and packing thereof
ActiveCN101273938ARelieve dysmenorrheaImprove antibacterial effectAbsorbent padsBaby linensActivated carbonMelt blowing
The invention relates to a heater composite sanitary napkin and a preparation and packaging method thereof. The heater composite sanitary napkin is composed of a conventional sanitary napkin and a heater combined layer, the heater combined layer is composed of upper and lower surface layers of air-permeable layers with the same structures and materials and a middle heating substance sheet layer, the middle sheet of the air-permeable layers is melt blowing nonwoven fabric, the upper and lower layers are nonwoven fabric which is made by the composite technology; and the heating substance sheet layer is formed by mixing and pressing metal signal substance, sodium chloride and activated carbon according to the proportion. The heating sheet layer is firstly arranged in the heater combined layer which is provided with seven layers and is formed between the two pre-made air-permeable layers by hot rolling and then is fixed between an absorption layer and a mesh surface layer of the sanitary napkin by binding or hot rolling, the vacuum pumping is carried out or protective gas is introduced, the exterior thereof is packaged by an oxygen isolating thin film, and the formed package body can be stored for a long time. The reaction is activated by tearing the thin film. The product has the effects of waterproof, anti-leakage, convenient and long-term stable heating, warming uterus and reducing dysmenorrheal. The preparation method is simple and the packaging effect is good.
Owner:DONGHUA UNIV +1
Oral Care Compositions and Methods of Use
PendingUS20170348550A1Improve antibacterial effectRobust microbial protectionCosmetic preparationsToilet preparationsBasic amino acidsZinc
This invention relates to oral care compositions comprising a basic amino acid or salt thereof, a zinc source, and a preservative, as well as to methods of using and of making these compositions.
Owner:COLGATE PALMOLIVE CO
Preparation method of mussel-imitated contact antibacterial hydrogel for tissue repair
InactiveCN108371728AImprove antibacterial effectIncrease tissue affinitySurgeryMethacrylamideChemistry
The invention discloses a preparation method of mussel-imitated contact antibacterial hydrogel for tissue repair. The preparation method comprises the following steps: adopting methacryl amidated dopamine, anionic monomer and cationic monomer for copolymerization to generate triblock copolymer with opposite charges and mussel-imitated functional groups, doping quaternary ammonium salt modified natural polymer with positive charges into the triblock copolymer to prepare enhanced contact antibacterial ultra-strong polyelectrolyte hydrogel with a semi-interpenetrating network structure. The preparation method disclosed by the invention has the beneficial effects that due to existence of the cationic monomer and natural polymeric modified quaternary ammonium salt, the hydrogel has good antibacterial property; the methacryl amidated dopamine and the surfaces of bacteria generate mutual action to capture the bacteria, so that the antibacterial efficiency of the hydrogel is enhanced; simultaneously, the methacryl amidated dopamine can promote cell adhesion, so that the hydrogel has good cell affinity; in addition, the hydrogel prepared by the invention also has good mechanical property, stable swelling property and self-healing property and can be applied to tissue repair.
Owner:SOUTHWEST JIAOTONG UNIV
Natural plant preservative composition
ActiveCN103767884AImprove antibacterial effectBroad antibacterial spectrumSoap detergents with organic compounding agentsCosmetic preparationsSolventAntibacterial action
The invention discloses a natural plant preservative composition, and particularly relates to a natural plant preservative composition comprising resveratrol, a synergist and a solvent. The natural plant preservative composition can be used for reducing the use amount of resveratrol by taking full play of the synergic antibacterial action of the synergist. The preservative composition disclosed by the invention has broad antibacterial spectrum, is easy to use, safe and effective, and has no harm to a human body. The natural plant preservative composition is used in personal care products, laundry washing products, wet wipes and other products.
Owner:BEIJING SUNPU BIOCHEM TECH
Antibacterial and breathable home textile fabric and making method thereof
ActiveCN108570761AExcellent antibacterial propertiesImprove antibacterial effectBiochemical fibre treatmentFibre typesPolyesterSilver particles
The invention provides an antibacterial and breathable home textile fabric and a preparation method thereof. The home textile fabric comprises an antibacterial surface layer, an antibacterial particleintermediate layer, a protective intermediate layer and an antibacterial bottom layer arranged from top to bottom in sequence, wherein the antibacterial surface layer and the antibacterial bottom layer are braided from antibacterial polyester fibers and cotton fibers; the protective intermediate layer is braided from milk protein fibers and cotton fibers; the antibacterial particle intermediate layer comprises a vertically arranged aramid fiber support and antibacterial nano-silver particles; the antibacterial particle intermediate layer is partitioned into multiple cavities by the aramid fiber support; the antibacterial nano-silver particles are distributed in the cavities; and the antibacterial nano-silver particles are prepared by soaking polyamide filaments with antibacterial nano-silver liquid and cutting. According to the antibacterial and breathable home textile fabric and the preparation method thereof provided by the invention, the cost for preparing the antibacterial and breathable fabric is reduced, the antibacterial and breathable properties are improved, and direct contact between the antibacterial nano-silver particles and human skin can be avoided.
Owner:绍兴韩优针纺织有限公司
Chenopodium quinoa saponin with enhanced antibacterial effect and preparation method thereof
ActiveCN106176847AImprove antibacterial effectEfficient preparationAntibacterial agentsDigestive systemChemistryPathogen
The invention discloses Chenopodium quinoa saponin with enhanced antibacterial effect and a preparation method thereof. The preparation method comprises the steps of subjecting Chenopodium quinoa bran to 70% ethanol extraction, filtration and concentration for acquiring extract, cleaning with ethyl acetate and normal butanol, modification with alkaline solution, desalting, and purification with macroporous resin, and is finally lyophilized to obtain the Chenopodium quinoa saponin. It is possible to quickly and efficiently prepare the Chenopodium quinoa saponin with enhanced antibacterial effect. Bacterial culture experiments prove that the Chenopodium quinoa saponin treated with alkali is higher in antibacterial effect than the saponin not treated with alkali; particularly, in-vitro culture experiments via three oral pathogens (Porphyromonas gingivalis, Clostridium perfringens and Fusobacterium nucleatum) prove that the Chenopodium quinoa saponin treated with alkali is higher in antibacterial effect than the Chenopodium quinoa saponin not treated with alkali.
Owner:INST OF CROP SCI CHINESE ACAD OF AGRI SCI
Water and oil proofed and antibacterial paper and preparation method thereof
InactiveCN103306164AGood sterilization effectImprove antibacterial effectSpecial paperPaper coatingChemistryTitanium dioxide
The invention discloses water and oil proofed and antibacterial paper. The water and oil proofed and antibacterial paper comprises a water and oil proofed and antibacterial coating and is prepared from the following components in percentage by weight: 2 to 8% of antibacterial agent, 3 to 9% of migration agent, 2 to 10% of water and oil proofing agent, 1 to 10% of dispersing agent, and 63 to 92% of water, wherein the antibacterial agent is nanometer titania. The paper has both the water and oil proofing function and antibacterial function. The invention also provides a preparation method of the water and oil proofed and antibacterial paper. The preparation method comprises the following steps of: firstly, wrapping the antibacterial agent with the migration agent; secondly, sequentially adding the dispersing agent, water and oil proofing agent and water to a homogeneous aqueous solution generated by the antibacterial agent and the migration agent so as to obtain the water and oil proofed and antibacterial coating; and thirdly, coating the prepared water and oil proofed and antibacterial coating onto the paper, and drying. By adopting the preparation method, the physical performance and printing performance of the paper are remained, the paper can be prevented from water and oil permeation, has a lasting antibacterial performance, and is resistant to high temperature and high in safety for a human body.
Owner:临沂市奥林欧克工具有限公司
Preparation method of antibacterial chitosan quaternary ammonium salt and product
ActiveCN110240664AImprove antibacterial effectLow biocompatibilityAntibacterial effectAqueous solution
The invention provides a preparation method of an antibacterial chitosan quaternary ammonium salt. The preparation method comprises the following steps: 1) preparing a chitosan solution; 2) adding a long alkyl chain epoxy quaternary ammonium salt and a short alkyl chain quaternary ammonium salt, and carrying out a reaction; and 3) settling the reaction liquid of the step 2), and carrying out washing and drying, so as to obtain a product. As the long alkyl chain epoxy quaternary ammonium salt and the short alkyl chain quaternary ammonium salt are cografted on chitosan, antibacterial chitosan has intensive electropositivity, and can be well combined with a bacterial membrane with negative electricity, and thus an antibacterial effect can be improved. The cografting ratio of the two components is optimized and adjusted, so that the biocompatibility of the antibacterial chitosan can be effectively improved while an antibacterial effect is ensured
Owner:BEIJING UNIV OF CHEM TECH
Antibacterial ceramic manufacturing process
The invention relates to an antibacterial ceramic manufacturing process, which comprises: (a) blending glaze powder; (b) taking the glaze powder, and adding an antibacterial material to form a mixture, such that the glaze powder accounts for 94-97% of the total weight of the mixture; (c) stirring the mixture; (d) carrying out ball milling on the mixture; (e) screening the mixture through a 325 mesh sieve mesh to obtain particles having a particle size of less than or equal to 325 mesh so as to obtain antibacterial glaze powder; (f) adding the antibacterial glaze powder to water, and stirring to obtain antibacterial glaze water; (g) spraying a porcelain billet body with the antibacterial glaze water; and (h) placing the porcelain billet body treated in the step (g) in a 1050-1150 DEG C kiln, and firing. According to the present invention, the product has advantages of high antibacterial effect, long service life and no influence on appearance after addition; and the process has advantages of simple production steps and high yield.
Owner:东莞唛铂纳米科技有限公司
Nano fresh-keeping product with antibacterial function and preparation method thereof
InactiveCN109929174AImprove antibacterial effectAchieve long-term antibacterial preservationFlexible coversWrappersLow-density polyethyleneLinear low-density polyethylene
The technical problem mainly solved by the invention is to provide a nano fresh-keeping product with an antibacterial function and a preparation method of the nano fresh-keeping product. The nano fresh-keeping product comprises 76 parts of high-density polyethylene HDPE, 5 parts of low-density polyethylene LDPE, 15 parts of linear low-density polyethylene LLDPE and 3 parts of nano silver particles. The raw materials are fully and uniformly stirred in a material stirring machine, and then film blowing, cutting, heat lamination and packaging are carried out. According to the nano-antibacterial fresh-keeping bag, the antibacterial effect of the fresh-keeping bag material can be effectively improved by adding nano-silver particles or graphene oxide with an antibacterial effect, so that long-acting antibacterial fresh-keeping of fruits and vegetables can be realized.
Owner:浙江欧凯斯科技有限公司
Preparation method of long-acting and anti-bacterial polylactic acid fiber film
InactiveCN108914375AAvoid reunionImprove antibacterial effectNon-woven fabricsLong actingElectrospinning
Owner:FOSHAN SENANG BIO TECH CO LTD
Environment-friendly brown digital printing ink and preparation method thereof
ActiveCN105970681AIncrease contact areaImprove antibacterial effectDyeing processDigital printingUrea
The invention discloses an environment-friendly brown digital printing ink. Brown pigment extracted from euryale ferox shells is used as plant dye to replace synthetic dye commonly used in the digital printing ink in the prior art, so that the environmental pollution problems and health problems, caused by the synthetic dye, can be greatly reduced; nano-titanium dioxide is adopted to replace a bactericide used in the prior art, and is more environmentally friendly; grapheme is added in the process of ink preparation, so that fabric with ideal color fastness can be obtained without adding urea as a color fixing agent, the production cost is reduced, and the dyeing effect is improved.
Owner:中山市东华印艺有限公司
Processing device for bamboo-pulp antiseptic nursing pad
ActiveCN107485487AExtended use timeImprove antibacterial effectPulp beating methodsAbsorbent padsFluff pulpAntibacterial effect
The invention discloses a processing device for a bamboo-pulp antiseptic nursing pad. The processing device includes a rack, a fluff pulp processing device, a material casting device, feeding shafts, a guide roller, a first thermal sealing device, a second thermal sealing device and a collection device; the top of the rack is provided with the fluff pulp processing device, the right side of the fluff pulp processing device is provided with the second thermal sealing device, the third feeding shaft is arranged between the fluff pulp processing device and the second thermal sealing device, the left side end of the rack is rotatably provided with a first feeding shaft, the material casting device is installed on the rack between the first feeding shaft and the second feeding shaft, the material casting device includes a material storage bin and a material spreading head, the material storage bin is internally provided with a sterilizing agent, the lower portion of the material storage bin is provided with the material spreading head, the right side of the second thermal sealing device is provided with the collection device, and the collection device includes a material receiving roller and a material receiving motor. By means of the device, the antiseptic nursing pad with a bamboo-pulp sanitary paper layer can be produced, the production efficiency of the nursing pad is high, and the antibacterial effect of the nursing pad is good.
Owner:芜湖福派卫生用品有限公司
6-amine-substituted-6-deoxidizing chitosan derivant and preparation method thereof
The invention belongs to the technology of ocean chemical engineering, in particular to a 6-amine-substituted-6-deoxidizing chitosan derivant and a preparation method thereof. As shown in the general formula I, an amino compound can be introduced at the 6 position of chitosan, so that the derivant is strong in area selectivity. By introducing toxic or non-toxic amino-compounds on the chitosan, remarkable effects for improving anti-bacteria effect of the chitosan can be achieved, and the production using process of the derivant is led to be low in toxicity and environment-friendly. The formula I is shown in the description, wherein m=0-20; and n=4-4000.
Owner:海臻(上海)生物科技有限公司
Method for improving flavor and stability of shellfish protein enzymatic hydrolyzate
The invention discloses a method for improving the flavor and the stability of shellfish protein enzymatic hydrolyzate. An organic acid solution of chitosan with a certain degree of deacetylation is added to the shellfish protein enzymatic hydrolyzate obtained through protease hydrolysis, filtering separation is conducted after a heat preservation reaction is conducted, and filtrate obtained through separation serves as the shellfish protein enzymatic hydrolyzate of which the flavor and the stability are improved. The obtained shellfish protein enzymatic hydrolyzate is obvious in characteristic flavor, free of off-flavor, clear, colorless and stable in preservation process, reoccurrence of the off-flavor does not exist, and microorganisms do not exceed the standard; a flocculating substance obtained through separation is treated through SDS, chitosan is recycled, and the recycling efficiency is high. The method is simple and convenient in technology, reagents are green and free of pollution, and the method can be applied to large-scale production of the shellfish protein enzymatic hydrolyzate.
Owner:CHINA NAT ANALYTICAL CENT GUANGZHOU
Preparation method and application of epsilon-polylysine-containing antimicrobial composition
ActiveCN110292045AImproved fungal inhibition is poorImprove antibacterial effectBiocideCosmetic preparationsETHYL LAUROYL ARGINATE HYDROCHLORIDEPropanediol
The invention discloses a preparation method and application of an epsilon-polylysine-containing antimicrobial composition. The epsilon-polylysine-containing antimicrobial composition comprises the following components of 1 to 20% of epsilon-polylysine, 5 to 35% of other antimicrobial agent, and 60 to 90% of solvent and synergistic additive, wherein the antimicrobial agent is a mixture of one or two of caprylhydroximic acid, levulinic acid, sodium levulinic acid, p-hydroxyacetophenone, ethyl lauroyl arginate, tropolone and octenidine; the solvent and synergistic additive are mixture of water and one or at least two of 1,2-propanediol, methylpropanediol, 1,3-propanediol, 1,3-butanediol, 1,2-hexanediol, 1,2-pentanediol, 1,2-octanediol, 1,2-decanediol, polyethylene glycol, ethylhexylglycerinand propanediol carbonate. The epsilon-polylysine-containing antimicrobial composition can be dissolved into water, be convenient in adding and use, and can be widely applied to the fields of cosmetics, wet tissues, masks, washing and the like.
Owner:北京美科兴业生物科技有限公司
Water-resistant preservative composite paper and preparation method thereof
ActiveCN110331623AStrong water resistanceImprove antibacterial effectWrappersPaper coatingCorrosionWetting
The invention discloses water-resistant preservative composite paper and a preparation method thereof. The water-resistant preservative composite paper comprises a base paper layer, and a surface gluelayer; the quantification of the base paper layer is 23-25g / sq.m., and the quantification of the surface glue layer is 2-3g / sq.m.. The water-resistant preservative composite paper has high air permeability, strong corrosion resistance, high deflection and water resistance; the composite paper has high strength under a wetting state, and has good preservation effect at the same time.
Owner:WELBON SPECIAL MATERIALS CO LTD
Chloroquine spray and preparation method thereof
PendingCN111419787APromote absorption timeOptimize dwell timeAntibacterial agentsHydroxy compound active ingredientsPharmacologyCoronavirus
The invention discloses a chloroquine spray and a preparation method thereof. The spray consists of a powder and a solution, wherein the powder contains chloroquine or a chloroquine derivative, a carrier macromolecular material and a sweetening agent, and the solution is a salt solution containing borneol and / or menthol. The spray containing a chloroquine medicament is developed for the first time, has small toxic and side effects, can be directly used for antibacterial and antiviral protection of the oral and nasopharynx, can be used for clearing the nose and cleaning the pharynx and throat,and has the original clinical treatment application. Meanwhile, the method utilizes the carrier macromolecular material to wrap the chloroquine, prolongs the retention time of the chloroquine spray in the oral mucosa or the nasal mucosa to achieve the effect of slow release and long-acting, and can obviously improve the bacteriostatic disinfection effect of the chloroquine by being supplemented with menthol, borneol and ethanol. The chloroquine spray is mild and non-irritating, has good taste and convenient use, and can provide normal care for healthy people and more effective prevention andtreatment measures for infected or latent people in the aspects of virus protection such as novel coronavirus and the like.
Owner:广州康健医学科技有限公司 +2
Melt-blown cloth production line and production line equipment
InactiveCN112030368AImprove antibacterial effectEfficient inactivationSpinning solution de-aeratingPhysical treatmentProcess engineeringFiber
The invention discloses a melt-blown cloth production line and production line equipment. The melt-blown cloth production line comprises the following steps of S1) preparation of raw materials; S2) aconveying module; S3) a feeding module; S4) feeding of the mixed and stirred raw materials into an extruder for melt blending; S5) a melt filtering module; S6) a metering module which uses a meteringpump to control the yield and the fiber fineness; S7) a die head module; S8) a heating module; S9) receiving and conveying of a web curtain, specifically, uniformly receiving and paving the superfinefibers obtained in the step S7) on a web of a web former, conducting conveying forwards, and discharging hot air from the upper side by a suction fan arranged below the web former; S10) electrostaticelectret; S11) detection of products; and S12) coiling, specifically, coiling and packaging melt-blown cloth by adopting full-automatic coiling. After the scheme is adopted, impurities of a melt are subjected to multi-section filtration by arranging a plurality of temperature control areas, the progress of each link can be checked at any time through a terminal, and starting and stopping actions are implemented.
Owner:SINCETECH FUJIAN TECH CO LTD
Medical polyurethane film and preparation method thereof
InactiveCN104356636AGood antibacterial effectImprove antibacterial effectBiocideDisinfectantsAnti bacterialPolystyrene
The invention discloses a medical polyurethane film and a preparation method thereof. The medical polyurethane film comprises the following raw materials: polyurethane resin, aluminum powder, a lemongrass extracting solution, butanone, polystyrene, an antibacterial agent TCC, titania and isopropanol. The preparation method sequentially comprises the following steps: weighing the polyurethane resin, the aluminum powder, the lemongrass extracting solution, butanone, polystyrene, the antibacterial agent TCC, titania and isopropanol in parts by weight, mixing the polyurethane resin, butanone, polystyrene, the antibacterial agent TCC, titania and isopropanol, stirring and heating to 60-80 DEG C, adding the aluminum powder, continuously stirring, so as to obtain a first mixture; after naturally cooling the first mixture to 30-40 DEG C, adding the lemongrass extracting solution, maintaining the temperature, and stirring to obtain a second mixture; carrying out vacuum drying on the second mixture to obtain a matrix I, adding the matrix I into a film blowing machine for blowing the matrix I into a film. According to the medical polyurethane film, the antibacterial effect is improved on the basis of the excellent overall performance, so that the health of patients is better guaranteed.
Owner:SUZHOU COSMETIC MATERIALS
Bacteriostatic no-wash hand sanitizer as well as preparation method and application thereof
PendingCN112494348AGood sterilization effectImprove antibacterial effectCosmetic preparationsToilet preparationsBacteriostatic agentWashing hands
The invention belongs to the technical field of daily chemicals, and particularly relates to a bacteriostatic no-wash hand sanitizer as well as a preparation method and application thereof. The bacteriostatic no-wash hand sanitizer comprises the following components in percentage by mass of 0.0001 to 2.0 percent of an antibacterial agent, 0.001 to 5.0 percent of a surfactant, 0.001 to 1.0 percentof a synergist, 0.0001 to 1.0 percent of a natural skin care agent and the balance of deionized water. The preparation method of the bacteriostatic no-wash hand sanitizer comprises the following stepsof uniformly mixing and stirring the effective components to obtain a mixed solution, and regulating the pH value of the mixed solution to 5-6 to obtain the antibacterial no-wash hand sanitizer. Thebacteriostatic no-wash hand sanitizer is applied to hand cleaning. Results of embodiments show that the bacteriostatic rate of the bacteriostatic no-wash hand sanitizer provided by the invention can reach 90% or above, and a third-party detection report shows that the bacteriostatic no-wash hand sanitizer provided by the invention can inhibit the growth of bacteria and is non-toxic in mouth and non-irritant to the skin.
Owner:SHANGHAI BAIMAO
Antibacterial wet tissue
InactiveCN108553366AStable and efficient antibacterial effectImprove antibacterial effectCosmetic preparationsToilet preparationsChemistryGraphene
The invention discloses an antibacterial wet tissue. A method for preparing the antibacterial wet tissue includes mixing wood pulp fibers and cotton fibers with one another to produce pulp, manufacturing paper with the pulp to obtain formed fiber paper bases and coating antibacterial auxiliaries on the paper fiber bases in spraying modes between pre-drying programs and after-drying programs to obtain wet tissue base materials; wetting the wet tissue base materials in wetting liquid and taking the wet tissue base materials out of the wetting liquid to obtain the antibacterial wet tissue. The antibacterial wet tissue has the advantages that the paper bases of the antibacterial wet tissue are prepared from the biodegradable wood pulp fibers and the biodegradable cotton fibers, graphene modified cellulose antibacterial agents are added in paper machine preparation procedures, and accordingly stable and efficient antibacterial effects can be realized by the antibacterial wet tissue; different types of plant antibacterial extract in the wetting liquid are compounded and used with one another, accordingly, the antibacterial effects of the antibacterial wet tissue further can be improved,the Escherichia coli and staphylococcus aureus inhibition ratios of the antibacterial wet tissue are higher than 95%, the problems of insufficient antibacterial properties of existing wet tissues anddifficulty in degrading the existing wet tissues can be solved, and the antibacterial wet tissue can be widely applied to the field of sanitary tissue products.
Owner:郴州国盛新材科技有限公司
Taxus chinensis antibacterial socks and manufacturing method thereof
InactiveCN110623319AComfortable to wearImprove antibacterial effectWeft knittingBiochemical fibre treatmentAntibacterial effectYarn
The invention relates to a pair of socks, in particular to a pair of taxus chinensis antibacterial socks and a manufacturing method thereof. Each taxus chinensis antibacterial sock comprises a sock body, wherein yarns of the sock body use main raw materials of antibacterial yarns and auxiliary materials of chinlon / spandex covered yarns; and the main raw materials of the antibacterial yarns comprise cotton fiber and also comprise taxus chinensis fiber. Through being metered in percent by mass, the yarns of the sock body comprise 65 to 80 percent of cotton fiber, 5 to 15 percent of taxus chinensis fiber, 10 to 25 percent of chinlon and 1 to 5 percent of spandex. The taxus chinensis fiber and the cotton fiber are blended, and are made into the yarns through carding, drawing, roving and spinning; the obtained yarns are spooled into cheese; the yarns are subjected to dyeing and finishing processing; RUCO-BAC AGL is used for performing antibacterial performance enhancing treatment on the yarns; and the obtained main raw material yarns and the auxiliary materials are treated by weaving, head sewing and shaping processes to form socks. The manufactured socks have the sanitary and antibacterial functions, achieve the green and environmental-friendly effects, and have durable antibacterial effects and high wearing comfort.
Owner:WUXI HODOHOME GARMENT
Antibacterial latex paint and preparation method thereof
PendingCN111500141AInhibition of agglomerationImprove antibacterial effectAntifouling/underwater paintsPaints with biocidesChemistryWeather resistance
The invention provides antibacterial latex paint. The latex paint is prepared from the following components, by weight: 100 parts of water, 8-13 parts of hydroxyethyl cellulose, 80-120 parts of modified acrylic emulsion, 25-40 parts of aluminum oxide modified nano titanium dioxide, 5-8 parts of a ZnOw nano antibacterial agent, 25-40 parts of nano silicon dioxide, 1-5 parts of a dispersing agent, 0.1-0.3 part of a defoaming agent and 0.5-3 parts of a coalescing agent. The antibacterial latex paint has the beneficial effects that (1), through the modification of the composite functional nano filler, the agglomeration of the nano antibacterial agent is effectively inhibited, and the antibacterial effect is improved; (2), due to the organic-fluorine-silicon-modified acrylic emulsion, the filmforming efficiency and quality are improved, and the stain resistance and weather resistance are improved; (3), an organic antibacterial agent is not used, so that the method is more environment-friendly; and (4), the emulsion paint prepared by the invention is simple to construct, smooth in paint surface, good in weather resistance and wide in application field.
Owner:黄俊
Compound composition based on clotrimazole for gynecology department
PendingCN109431968AImprove antibacterial effectGood treatment effectOrganic active ingredientsAntimycoticsDrug deliveryChemistry
The invention relates to a composition based on clotrimazole. The composition comprises the clotrimazole and timosaponin B2 used as active ingredients, and at least one ingredient used as a vagina drug delivery preparation, wherein the mass ratio of the clotrimazole and the timosaponin B2 in the composition is (2 to 4) to 1. The composition is prepared into a gel or a cream, the content of the clotrimazole in the composition is 1 percent to 3 percent by weight, and the pH value of the composition is 4 to 5.
Owner:天津凯茵科技有限公司
Polymer containing heterocyclic structure, and application thereof
InactiveCN111269355AStrong complexing abilityImprove antibacterial effectBiocideFungicidesAnti bacterialPolymer
The invention discloses a polymer containing a heterocyclic structure. The polymer is formed by polycondensation or copolymerization of a monomer containing the heterocyclic structure. The polymer hasexcellent complexing ability to metals, can effectively remove heavy metals, can improve the antibacterial effect and significantly reduce the discoloration phenomenon when used in cooperation with antibacterial metals, further expands the application range of the polymer and the antibacterial metals, and has broad development prospects.
Owner:深圳市康益保健用品有限公司
Preparation method of sanitary nonwoven fabric for medical use
ActiveCN111529751APrevent excessive bleeding or infectionImprove antibacterial effectPharmaceutical delivery mechanismAdhesive dressingsComposite materialAnti bacterial
The invention belongs to the technical field of a sanitary nonwoven fabric for medical use, and particularly relates to a preparation method of a sanitary nonwoven fabric for medical use. The sanitarynonwoven fabric for medical use comprises a protection layer and a dressing layer, wherein the inside of the protection layer is under an aseptic condition, and is obtained by being soaked in an antibacterial disinfectant; gelatin layers in uniform arrangement are fixedly connected to positions of two sides of the protection layer; and a slide groove is formed in an inner wall of the protection layer. The preparation method of the sanitary nonwoven fabric for medical use provided by the invention is mainly used for solving the problems that existing sanitary nonwoven fabrics for medical use mostly exist in a nonwoven fabric form, the structure is single, and if the wound of a patient is bigger, the hemostasis and sterilization on the wound cannot be fast realized by the medicine properties of the nonwoven fabric per se, so that the bleeding rate and the fungal infection probability of the patient are increased; meanwhile, some sanitary nonwoven fabrics for medical use have poor breathing effects, and air flowing inside the nonwoven fabrics can be reduced, so that the wound healing effect is decelerated; and although some nonwoven fabrics have good breathing effect, the hemostasiscapability of the nonwoven fabric on the wound is poor.
Owner:苏州杜康宁医疗用品有限公司
Aztreonam composition freeze-dried powder for injection
InactiveCN103585171AFavorable for clinical applicationImprove antibacterial effectAntibacterial agentsOrganic active ingredientsSolubilityAntibacterial effect
The invention provides an aztreonam composition freeze-dried powder for injection, relating to the technical field of drugs and drug preparation. The aztreonam composition freeze-dried powder comprises the following raw material components in parts by weight: 9.47-11.58 parts of aztreonam, 4.74-5.79 parts of chitosan nanoparticles and 75.79-92.63 parts of water for injection. The aztreonam composition freeze-dried powder has the advantages: (1) a composition composed of aztreonam and chitosan nanoparticles according to the proportion of 1:0.5 not only can be used for improving the solubility of aztreonam in water, but also can be used for shortening the dissolving time of aztreonam so as to be beneficial for clinical application; (2) the composition can be used for remarkably enhancing the antibacterial effect of aztreonam and can be used for clinically reducing the dosage and adverse reaction of aztreonam, and an in-vitro experiment proves that 0.2g of aztreonam containing the chitosan nanoparticles has the same antibacterial effect with 0.4g of aztreonam not containing the chitosan nanoparticles; (3) the chitosan nanoparticles can be used as a freeze-dried skeleton agent of the freeze-dried powder for injection to replace arginine, so that the activation effect of arginine to human bodies is eliminated.
Owner:HAINAN WEI KANG PHARMA QIANSHAN
Antibacterial polyester fiber and preparation method and application thereof
PendingCN111962177AImprove antibacterial effectEvenly distributedMonocomponent polyesters artificial filamentArtifical filament manufacturePolyesterAnti bacterial
The invention particularly discloses antibacterial polyester fiber and a preparation method and application thereof. The raw materials of the antibacterial polyester fiber comprise the following components including, by weight, 80-90 parts of PET slices, 4-12 parts of modified coffee carbon powder, 3-8 parts of an auxiliary antibacterial agent, 1-5 parts of nanometer titanium dioxide, 6-12 parts of a mixture including wax oil and polyoxyethylene and 0.5-1.5 parts of dodecyl dimethyl betaine, wherein the auxiliary antibacterial agent is extracts from tea leaves and quassia, and the coffee carbon powder is obtained by modifying silver nano particles. The preparation method comprises the steps that the mixture of the modified coffee carbon powder, the auxiliary antibacterial agent, the nanometer titanium dioxide, the wax oil and the polyoxyethylene, and the dodecyl dimethyl betaine are mixed, a mixture is obtained, and then the PET slices and the mixture are mixed to obtain master batch;and the obtained master batch is subjected to melt extrusion and pelleting to obtain antibacterial polyester master batch, then the antibacterial polyester master batch is subjected to melt spinning,and the antibacterial polyester fiber is obtained. The polyester fiber provided by the invention have the effects of good and durable antibacterial property.
Owner:福建海峡服装有限公司
Aloe anion skin-care quilt cover fabric
InactiveCN104631102AImprove antibacterial effectSimple processFibre treatmentChemistryAntibacterial effect
The invention discloses an aloe anion skin-care quilt cover fabric. A preparation method of the aloe anion skin-care quilt cover fabric comprises the following steps: preparing finishing liquid, carrying out an aloe afterfinishing process and carrying out an anion afterfinishing process. According to the aloe anion skin-care quilt cover fabric, organic silicon system quaternary ammonium salt, an aloe extract and a dispersing agent are combined, the organic silicon system quaternary ammonium salt and hydroxyl on the surface of the fabric are subjected to dealcoholization reaction, the aloe extract is fixedly attached on fibers to achieve the washing resistance and long-term antibacterial effects; the crushing operation, the filtering operation and the decoloring operated are combined, the extraction process of the aloe extract is simplified, the cost is saved, and the influence of the aloe color on the fabric color is avoided due to the decoloring operation.
Owner:ZHEJIANG ZHAOXIN WEAVING
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