132results about How to "With sustained release" patented technology

The invention discloses a crease resistance and moisture retention liposome. The crease resistance and moisture retention liposome comprises, by mass, 1-3% of phosphatide, 0.5-1.5% of cholesterol, 0.05-0.15% of an antioxidant, 0.5-1.5% of Tween-80, 2-6% of a cryoprotectant, 84-94% of a phosphate buffering solution with the pH value of 6.5-7, 0.4-1.5% of an aqueous solution of superoxide dismutase, 0.4-1.5% of an aqueous solution of hyaluronic acid and 0.4-1.5% of an aqueous solution of ceramide, and the sum of the mass percentages of above components is 100%. The invention discloses a preparation method of the crease resistance and moisture retention liposome. The method comprises the following steps: preparing a blank liposome, wrapping active components by the blank liposome, and carrying out freeze-thawing and freeze-drying to prepare the crease resistance and moisture retention liposome. The crease resistance and moisture retention liposome can be added to cosmetics in order to prepare cosmetics with crease resistance and moisture retention efficacies.

The invention discloses a facial wound restoration dressing including the following components by the weight percentage: 0.05%-1% of chitosan, 0.1-0.3% of macromolecular sodium hyaluronate, 0.1-0.3% of low-molecular sodium hyaluronate, 0.1-0.3% of oligomeric sodium hyaluronate, 1-5% of a sodium hyaluronate elastomer, 2-3% of a purslane extract liquid, 2-3% of a notoginseng extract liquid, 2-5% of a chamomile extract liquid, 2-5% of an aloe extract liquid, 2-5% of an argy worwood extract liquid, 2-5% of a hamamelis mollis extract liquid, 1-5% of 1,2-pentanediol, 0.5-2.0% of SC-10 with the registered trademark of sensival, and the balance sterile water. The preparation method of the dressing comprises that the components are added in turn and mixed evenly and the pH value is adjusted to 5.5-7.5. The plaster containing the dressing is obtained by combining the dressing with a non-woven facial mask. The plaster is capable of inhibiting bacteria, diminishing inflammation, stopping bleeding, and promoting tissue healing and restoration.

The invention relates to a long-acting antimicrobial water-based environment-friendly paint and a preparation method thereof. A resin emulsion containing antimicrobial group is used as the main component of the base material of the paint, and the paint can have long-acting antimicrobial property without adding any other antimicrobial agent. The long-acting antimicrobial water-based environment-friendly paint is prepared from 25-40% of resin emulsion containing antimicrobial group, 5-35% of pigment or colorant, 15-30% of filler, 0.5-5% of wetting dispersant, 0.2-1.0% of neutralizer, 0.2-0.5% of defoaming agent, 0.2-0.5% of thickening rheological agent, 2-8% of film-forming assistant, 0-5% of antifreezing agent, 0-10% of functional assistant and 10-25% of deionized water. The long-acting antimicrobial water-based environment-friendly paint has a long-acting antimicrobial action, and also has the advantages of excellent water resistance, weather resistance, fouling resistance, scratch resistance, solvent resistance and high storage stability.

The invention discloses a dressed millimicron liposome of resveratrol, liposome comprises resveratrol, lecithin or soybean lecithin, cholesterin 50-85%, chloridized chitosan 0.5-1% and auxiliary materials 5-40%. The dressed liposome has the advantages of better adaptability for patients and simpler preparing process.

The invention provides multifunctional humic acid type coated urea and a production method thereof. The production method comprises the following step: by taking urea as an inner core, humic acid and derivatives thereof as a main coating material and carrier, and a water-based emulsion as viscose, adding corresponding functional components and various auxiliary materials, thus obtaining the multifunctional humic acid type coated urea. The multifunctional humic acid type coated urea has the functions of moisture retention, fertilizer maintenance, slow dissolution, slow release and the like, and the utilization ratio of the urea is improved more effectively; and since the coated urea is produced under the condition of normal temperature and pressure, the process is easy to operate and control and easy to realize continuous large-scale production.

The invention provides a method for preparing environment-friendly and high-efficiency biological organic fertilizer by using distilled spirit vinasse, comprising the following steps of: puffing fermentation substrate by a threaded rod type puffing machine; transporting into a wet material mixing machine, cooling and adding microelement mineral salt, and inoculating bacterium liquid in proportion when the temperature is reduced to 30-35DEG C, completely mixing; and filling the inoculated and mixed fermentation substrate into a novel silica gel breathable membrane fermentation bag, packaging and sealing by an automatic metering and packing system, and fermenting for 5-7 at constant temperature in a fermentation room to obtain a finished product. The fermentation substrate is prepared by evenly mixing 50-60 parts by weight of distilled spirit vinasse, 5-10 parts by weight of humic acid, 5-15 parts by weight of sunflower husk powder, 5-10 parts by weight of ammonium sulfate, 5-10 parts by weight of potassium chloride and 5-10 parts by weight of corn steep liquor, wherein the water content of the fermentation substrate is 30-40 wt%; and the mixed bacterium liquid comprises bacterium liquid of streptomyces jingyangensis, clostridium butyricum, pseudomonas mendocina, azotobacter chroococcum and rhizopus oryzae.

The invention provides a compound grease microemulsion used in cosmetics and a preparation method thereof. The microemulsion is prepared by raw materials including compound grease, a surfactant and water, wherein the weight ratio of the compound grease, the surfactant and the water is 1:3-10:20-100; and the compound grease is a mixture of emu oil, mimusops elengi tree fruit oil, tea tree oil and vitamin E. The compound grease microemulsion is transparent or translucent in appearance, the average particle size is less than 100nm, the stability of the grease is enhanced, the compatibility of the grease with water-soluble substances is improved, and the compound grease microemulsion can be used in various skin care products and cleaning and nursing supplies, and is especially applicable to products in a transparent system.

The invention belongs to the technical field of seed processing, and especially relates to an efficient seed coating agent, a preparation method and applications thereof, and a method using the same to process seeds. The efficient seed coating agent comprises the following components: amino-oligosaccharin, a dispersant, an adhesive, a surfactant, vigilance dye, and water. The preparation method comprises the following steps: weighing all raw materials other than amino-oligosaccharin according to a certain ratio, evenly mixing the weighed raw materials, then adding amino-oligosaccharin, and grinding the mixture until the particles of each component is less than 5 mm. The efficient seed coating agent is mixed with seeds according to a mass ratio of 1:50 to coat the seeds. The efficient seed coating agent can be used to prevent and treat diseases of fruit trees, vegetables, underground roots, tobaccos, traditional Chinese herbals, grain crops, cotton, and the like. The seed coating agent has the advantages of strong pertinence, good universality, sustain-released property, and fertilizer-retaining performance, and is capable of preventing the diseases and pests. Moreover, the raw materials are easily-available and cheap, so the production cost is low. Besides the raw materials are environment-friendly and harmless, and meet the nuisance-free requirements.

The invention discloses a preservative for fruits and vegetables, which comprises the following components in percentage by mass: 5-8% of an emulsifier, 3-5% of Litsea cubeba extracts, 2-4% of star anise extracts, 2-3% of chitosan, 2-3% of calcium chloride, 1.5-3% of calcium bisulfite, 1.5-3% of calcium chlorite, 1.5-3% of anhydrous ethanol, 0.5-1% of citric acid, and the balance of distilled water. A use method of the preservative for fruits and vegetables comprises the following steps: soaking vegetables or fruits into the preservative for 5-10 minutes, taking out the vegetables or fruits out of the preservative and drying the vegetables or fruits, placing the vegetables or fruits into a preservative vessel, covering preservative films on the vegetables or fruits, and storing the vegetables or fruits under the condition of room temperature. The preservative for fruits and vegetables disclosed by the invention is excellent in properties, keeps the quality of fruits and vegetables, enhances the commodity property of fruits and vegetables, and prolongs the shelf life of fruits and vegetables; the preservative is safe, environment-friendly, non-toxic, harmless and pollution-free; the preservative is high in efficiency, and has an antibacterial effect superior to that of sodium benzoate; and the preservative is simple in machining process, moderate in cost and easy to use, and therefore, the fresh-keeping agent disclosed by the invention is an economic and ideal preservative for fruits and vegetables.

The invention discloses a preparation method for daunorubicin and 5-bromotetrandrine co-carried magnetic ferrosoferric oxide nanoparticles, and relates to a preparation process for magnetic drug-loaded nanoparticles. The method comprises the following steps: dissolving ferric sulfate, ferrous sulfate in water according to a certain ratio; adding ammonia water in the presence of nitrogen, and further adding oleic acid; carrying out steps of vigorous stirring, high temperature aging and the like to obtain oleic acid coated ferrosoferric oxide nanoparticles; modifying the resulting ferrosoferric oxide nanoparticles through a proper amount of PluronicF127 to obtain the blank magnetic ferrosoferric oxide nano-carrier; adding the blank magnetic ferrosoferric oxide nano-carrier to a methanol solution comprising daunorubicin and 5-bromotetrandrine, then carrying out steps of vigorous stirring overnight, washing through the water, and magnetic separation to obtain the daunorubicin and 5-bromotetrandrine co-carried magnetic ferrosoferric oxide nanoparticles.

The invention discloses a mildewproof agent for leather shoes and a preparation method thereof. The mildewproof agent consists of the following raw materials in percentage by mass: 50 to 60 percent of low-density polyethylene or linear low-density polyethylene, 30 to 40 percent of calcined kaolin or diatomite with acidic pH value, 2 to 5 percent of sodium chlorite, 0 to 2 percent of sodium dichloroisocyanurate, 1 to 5 percent of stearic acid, and 2 to 10 percent of calcium chloride. The preparation method comprises the following steps of: mixing the raw materials under the condition that the relative humidity is less than 30 percent and the water content of the raw materials is less than 0.2 percent (w/w), stirring uniformly, granulating, and tabletting and controlling the temperature in the tabletting process to be not more than 120 DEG C to obtain the mildewproof agent for the leather shoes. The mildewproof agent for the leather shoes can slowly release chloride dioxide and chloride, and can effectively inhibit and kill harmful microorganisms such as mould, bacteria and the like in the leather shoes for a long time. The mildewproof agent can ensure that the leather shoes are notmildewy for over 6 months by placing the mildewproof agent into shoe boxes of the leather shoes, is not required to be sprayed or spread on vamps, is easy to use, and can be used in packaging, transport, storage and standby periods of the leather shoes to exert mildewproof and antibacterial effects of the mildewproof agent and prevent the leather shoes from being infringed by microorganisms such as mould and the like.

The invention discloses an environment-friendly type separate coal covering inhibitor, which comprises the following components in weight percentage: 0.05 to 2.00 percent of carboxymethyl cellulose, 0.50 to 2.50 percent of glycerin, and the balance being water. The invention also provides a method for preparing the environment-friendly type separate coal covering inhibitor. The preparation method comprises the followings steps: a reaction kettle is added with water accounting for 80 percent of total water quantity, added with the carboxymethyl cellulose, started to be stirred, added with the glycerin when the carboxymethyl cellulose is completely dissolved, evenly stirred, added with the remained water accounting for 20 percent of total water quantity, and evenly stirred so as to obtain the finished product. The inhibitor has reasonable formula and is easy to purchase; because the materials are organic matters, the inhibitor does not affect the fuel value of coal after spraying; moreover, the inhibitor also has the advantages of low cost, convenient use, obvious dustlaying and loss prevention effects, obvious economic and ecological benefits, simple production process, no secondary pollution during processing and using, safe use and no toxic and side effects.

The invention discloses a method for preparing a sustained-release carbon material by using low molecular weight polylactic acid. The material is prepared by the following steps of: crushing biodegradable polylactic acid and cheap starch in a certain ratio and stirring the crushed materials uniformly, adding the mixture into an injection molding machine heated to between 100 and 180 DEG C, performing injection molding on the mixture, and then cooling and curing the mixture. The material has the properties of sustained release and no secondary pollution, and can solve the problem that imbalanced microbial nutrition caused by non-uniform carbon source supply in the current water treatment field causes decline of metabolic function so as to cause decline of treatment efficiency; the method also can be used on the aspects of sustained-release pesticide, chemical fertilizer and the like; and the process is simple, and the cost is relatively low because other auxiliary substances are not needed.

The invention discloses a tinidazole nano-composite silver micro-emulsified antibiotics, 0.10 to 1.50 units of tinidazole and 0.008 to 0.020 units of nano-silver being regarded as medical components, and 96.92 to 99.67 units of micro-emulsified substrate and 0.30 to 3.00 units of auxiliary materials are evenly mixed together with a certain percentage, then the tinidazole complex nano-silver micro-emulsified antibiotics can be got which has a yellow outlook, the diameter of grains is 1nm to 100nm, the invention is stable, which can not only disturb the synthesis of DNA, but also be able to combine with oxygen metabolic enzyme (-SH) to interrupt the respiration metabolism process, so as to kill the aerobic and anaerobic pathogens and improve the recovery of wounds, and diseases such as vaginitis, endometritis can be quickly and effectively cured, and the preparation method of the invention is simple and safe.

The invention relates to a slow release natural pesticide, consisting of patchouli essential oil, an emulsifying agent and a slow release formulation; wherein, the emulsifying agent is non-ionic surfactant, the slow release formulation is alginate, cellulose or cyclodextrin. The preparation method comprises the following steps: 0.1 percent to 7.0 percent of patchouli essential oil is dispersed into the non-ionic surfactant, and the obtained mixture is mixed with the alginate, cyclodextrin or cellulose, then the mixture is dried and granulated; the preferable condition is that 0.25 percent to 4.00 percent of patchouli essential oil is dispersed into 4.0 percent to 10.0 percent of polyoxyethylene sorbitan monooleate, the obtained mixture is mixed and stirred with sodium alginate or Beta-cyclodextrin or carboxymethyl cellulose for 5 to 20min at the temperature of 10 to 100 DEG C and with the speed being 500 to 2,000r/min, then the mixture is dried and granulated. The slow release natural pesticide has the advantages of single object organism, safe non-target organism, high activity, no residue and easy degradation, and is applicable to long and effective prevention of crop diseases.

The invention discloses a water-in-oil temperature controllable slow-release microcapsule. The water-in-oil temperature controllable slow-release microcapsule is characterized in that the microcapsule is provided with a capsule core and a double-layer coating capsule shell, wherein the capsule core is a water soluble core material; the double-layer coating capsule shell is composed of an inner shell and an outer shell; the inner shell is formed by gradually separating out and depositing melamine-glutaraldehyde-PVA resin on an oil-water interface in water phase reaction; the outer shell is formed by separating out a monomer with a double-bond functional group from a dispersion phase via prepolymerization reaction and gradually depositing on the surface of the microcapsule. The water-in-oil temperature controllable slow-release microcapsule prepared by the invention can be used for solving the problem of rapid invalidation of the existing microcapsule product at the vulcanization temperature (120-180 DEG C) when being applied to rubber vulcanization.

The invention discloses a gamboges acid nanometer particle preparation and is prepared by the components of raw material gamboges acid 0.05 to 1.5 percent, polylactic acid 0.05 to 1.5 percent, surfactant 0.1 to 1.5 percent, organic solvent 33 to 50 percent and the allowance of water with the following steps: dissolving the polylactic acid into the organic solvent and dispersing the gamboges acid in the mixed solution of the polylactic acid and the organic solvent; the preparation is obtained by adding the mixed solution with the gamboges acid into water phase with the surfactant, stirring magnetically for 4 hours, vacuum distillation and filtering with a 0.22Mum micro-porous filtering film after the organic solvent and part of water are distillated. The drug with a clear system, the particle size between 10 to 100nm and good dispersion and stability can significantly solubilize drugs, has a targeting effect for reticuloendothelial cells and concentrate at lesion sites, thus improving the curing effect of the drug and reduces the side effect of the drug. Additionally, the drug has a slowly releasing effect, can maintain constant plasma concentration or pharmacologic effect for a long time and improve drug bioavailability.

The invention provides latex abrasive base paper, which is prepared from the following raw materials in parts by weight: 30-50 parts of cornstalk fiber, 100 parts of high-density cotton linter pulp, 5-12 parts of polypropylene fiber, 20-40 parts of alkali-free glass fiber chopped strands and 3-8 parts of a ceramic fiber; the base paper is prepared from the following raw materials in parts by weight: 0.1-4 parts of amphoteric polyacrylamide, 0.2-0.8 part of modified starch light calcium carbonate, 0-0.2 part of polyoxyethylene with the molecular weight of 2500000 to 3000000, 0-0.2 part of an antifoaming agent and 5-10 parts of latex. The latex abrasive base paper has the characteristics of being good in abrasive resistance, good in flexibility and high in tensile strength.

The invention provides a modified chitosan targeted medicament carrying nano microsphere and a preparation method thereof. The method comprises the following steps of: modifying chitosan into carboxymethyl chitosan; then crosslinking an active amino group on a medicament molecule with an active carboxyl on the carboxymethyl chitosan by using a biological cross-linking agent and preparing a medicament carrying nano microsphere; and finally, connecting the targeted biological molecule to the surface of the medicament carrying microsphere by a chemical modification method and obtaining the modified chitosan targeted medicament carrying nano microsphere. The medicament carrying nano microsphere has small particle diameter, high medicament encapsulating rate, large medicament carrying quantity, high coupling efficiency of targeted biological molecules, mild preparation condition, strong targeted performance and low medicament toxic and side effect and can improve the targeted function and the slow release function on tumor cells, thereby strengthening the killing rate for the tumor cells.

The invention discloses a natural multi-functional foliage fertilizer. The foliage fertilizer comprises the following raw materials in percentage by weight: 10-30% of Pistacia chinensis extraction solution, 5-10% of amino acid nutrient solution, 1-3% of trace elements, 2-4% of attapulgite, 1-3% of diatomaceous earth, and the balance of water. The invention also provides a preparation method of the foliage fertilizer, the method comprises the steps of taking leaves, buds, twigs and fruit peels of Pistacia chinensis, drying and crushing to fine powder; adding fine powder into the extraction solution at a ratio of fine powder to extraction solution being 1g/(5-40) ml and soaking; after soaking, heating, stirring and extracting, filtering the primary extraction solution and collecting the filtrate; centrifuging the filtrate, collecting the supernatant as the Pistacia chinensis extract solution; taking the raw materials in percentage by weight, mixing the raw material, heating and stirring until the raw materials are fully dissolved. The natural multi-functional foliage fertilizer has the advantages that the foliage fertilizer is natural, green, environmentally friendly and efficient, the yield-increasing effect is obvious, no residues of pesticides and fertilizers occur, the natural multi-functional foliage fertilizer can prevent pests and diseases of plants and is especially applicable to organic agriculture.

The invention discloses a broad-spectrum touch-out medical bactericide and a preparation method thereof. The broad-spectrum touch-out medical bactericide comprises the following component in weight by percent: 5 to 15 percent of povidone iodine, 3 to 10 percent of medical Vaseline, 1 to 5 percent of nonoxynol nonylphenoxy-polyethoxyethanol and pure water. After the broad-spectrum touch-out medical bactericide is contacted with the surface of wound or the afflicted part, the iodine can be depolymerized and released to play the sterilization effect. The broad-spectrum touch-out medical bactericide has the advantages that: the thrill on the tissue is small, the bactericide is applicable to the skin and the mucous membrane infection, the pain and the damage caused by the thrill are greatly reduced compared with other ordinary medicine bactericide, and the bactericide can be directly used for the disinfection and abrasion. The broad-spectrum touch-out medical bactericide is of a broad-spectrum strong sterilization disinfectant and has strong killing effect on virus, bacteria, fungus and mycoticspore. The broad-spectrum touch-out medical bactericide has small thrill on the skin, low toxicity, duration and safe, simple and convenient application.

The present invention relates to one kind of compound triptolide alcohol preparation for being injected into articular cavity to treat osteoarthritis. It includes triptolide alcohol solution of 1*10<-4> to 5*10<-2> mg/ml concentration and gel liquid mixed in the volume ratio of 1 to 1-9. It has medicine slow releasing effect, and this can prolong the action period of medicine, reduce consumption of triptolide alcohol and lower the toxic side effect of the medicine. It can inhibit the further development of osteoarthritis in early and middle phase, improve the environment inside the joint and promote the regeneration and repair of articular cartilage to reach the aim of cure osteoarthritis.

The invention discloses a gamma-quantum original energy recovery compound including gamma-poly-glutamic acid, a quantum synergistic factor, an active organic matter, amino acid, humic acid and a trace element; the gamma-poly-glutamic acid is a fermentation culture substance; the quantum synergistic factor is a microbial agent; the amino acid includes a mixture of glycine, glutamic acid, alanine and aspartic acid; the trace element includes a soluble compound of iron, copper, boron, zinc and manganese; the amount of the gamma-poly-glutamic acid is 5%-50%; the amount of the quantum synergistic factor is 3%-12%; the amount of the active organic matter is 20%-50%; the amount of the amino acid is 5%-15%; the amount of humic acid is 2%-18%; the amount of the trace element is 2%-25%; the amount of an accessory auxiliary agent is 1%-3%. The gamma-quantum original energy recovery compound has the multiple properties of quick acting, slow release, fertilizer saving, production increasing, and green environmental protection; and with the long-term use, the gamma-quantum original energy recovery compound can improve a soil environment, increases the utilization rate of a fertilizer, and can obviously improve the quality of crops.