35results about How to "Antioxidant" patented technology

The invention belongs to the technical field of preparation of microorganisms and cosmetics, and particularly relates to a strain composition, radix paeoniae rubra fermentation liquor prepared from the strain composition and application of the strain composition in cosmetics. Specifically, Pseudoalteromonas sp. SE9 and Schizoscharomyces pombe JM2-16 are utilized to perform fermentation treatment on radix paeoniae rubra root powder, and the finally obtained radix paeoniae rubra fermentation liquor has multiple effects of resisting oxidation, promoting proliferation and migration of keratinocytes, promoting skin injury repair, resisting allergy, resisting inflammation, relieving and the like, is high in safety, can be used as a cosmetic component, and can be used as a cosmetic preparation. Therefore, the method has good practical application value.

The invention discloses a preparation method of a multifunctional polyvinyl composite film and application of the multifunctional polyvinyl composite film in food preservation. The preparation method comprises the following steps: firstly, preparing Ag-coated MOF through a hydrothermal method, then uniformly dispersing the Ag-coated MOF and tannic acid into a carboxymethyl chitosan solution, and carrying out crosslinking modification on the Ag-coated MOF; and coating the prepared CMCS / TA / Ag (at) MOF mixed solution on a polyethylene film treated by oxygen plasma, and drying to form a film, so as to obtain the multifunctional polyethylene-based composite film. The CMCS and the TA are adopted to perform crosslinking modification on the Ag-coated MOF, so that the stability of the Ag-coated MOF can be further improved, and the release of silver ions is reduced. Compared with a common PE preservative film, the composite film prepared on the basis has better barrier capacity and mechanical property, and has antibacterial, anti-ultraviolet and anti-oxidation effects. The multifunctional preservative film is convenient to use and low in price, and has an important application prospect in the aspect of fresh-keeping packaging of meat products.

The invention discloses a preparation method of a polyphenol-containing medical adhesive. The preparation method comprises the following steps: respectively preparing a gelatin solution, a gallic acid solution and a tea polyphenol solution; mixing the gelatin solution and the gallic acid solution, and reacting at 40-60 DEG C for 6-12 hours to obtain a modified gelatin solution; mixing the tea polyphenol solution with the modified gelatin solution, adding an alkaline solution to adjust the pH value to 6.5-8.0, and uniformly mixing to obtain a mixed solution; the mixed solution is aged at 20-40 DEG C, water generated in the aging process is removed, and the polyphenol-containing medical adhesive is obtained. According to the preparation method of the polyphenol-containing medical adhesive, a gelatin protein molecular chain is used as a framework material, gallic acid is introduced into the protein molecular chain, tea polyphenol is used as a main chain cross-linking agent, the polyphenol-containing medical adhesive is prepared, a phenolic hydroxyl group can penetrate through a water boundary layer on the surface of a base material to form an adhesive bond with the base material, and the medical adhesive has the advantages that the water boundary layer can penetrate through the water boundary layer; good wet adhesion is shown on tissues.

The invention discloses a polyphenylene sulfide fiber pps filter bag, and relates to the technical field of filter materials. The invention discloses a preparation method of a polyphenylene sulfide fiber pps filter bag, which comprises the following steps: carrying out melt extrusion granulation on polyphenylene sulfide and modified silicon dioxide to obtain granules; carrying out melt-blowing spinning, heat setting and hot rolling on the granules to obtain a pps filter bag; the modified silicon dioxide is obtained by modifying aminated mesoporous silicon dioxide with ethylenediamine tetraacetic anhydride and then carrying out epoxy treatment with epichlorohydrin. The prepared modified silicon dioxide is added into polyphenylene sulfide for granulation and melt-blowing treatment, the obtained polyphenylene sulfide fiber has the advantage of being good in mechanical property, the prepared polyphenylene sulfide fiber is used for preparing a pps filter bag, the prepared filter bag is applied to filtering treatment of high-temperature flue gas, the advantages of oxidation resistance and cross-linking resistance are achieved, and the application prospect is wide. And high filtering precision and trapping effect are achieved when smoke is filtered in a hot oxygen environment.

The invention belongs to the technical field of compositions, and particularly relates to a traditional Chinese medicine composition with bacteriostatic, anti-inflammatory, antioxidant and whitening effects and a preparation method and application thereof. The composition provided by the invention comprises the following raw materials in parts by weight: 1-5 parts of rhodiola rosea; 5-10 parts of licorice root; and 1-5 parts of phyllanthus emblica. The composition is obtained by crushing rhodiola rosea, liquorice and phyllanthus emblica into powder raw materials and adding the powder raw materials into an extraction solvent for extraction. Compared with a composition with a single purpose, the composition disclosed by the invention has the effects of inhibiting bacteria, resisting inflammation, resisting oxidation and whitening at the same time, and the four effects of the product can be met at the same time.

The invention discloses a solid dispersion of beta-1, 3 / alpha-1, 3-glucan as well as a preparation method and application thereof, and belongs to the technical field of biology. The solid dispersion of beta-1, 3 / alpha-1, 3-glucan provided by the invention comprises beta-1, 3 / alpha-1, 3-glucan and polysaccharide, wherein the beta-1, 3 / alpha-1, 3-glucan and the polysaccharide are compounded to form the solid dispersion; the mass ratio of the beta-1, 3 / alpha-1, 3-glucan to the polysaccharide is 3: (1.5-3); the polysaccharide comprises one or more of curdlan, carrageenan and microcrystalline cellulose; the solid dispersion of beta-1, 3 / alpha-1, 3-glucan has lower viscosity and higher solubility in application, and the stability of a beverage can be effectively improved; and the preparation method is simple and easy to implement and suitable for industrial mass production, and the obtained solid dispersion does not contain a surfactant, is safer and has smaller irritation.

The invention discloses a fermented caffeine eye cream composition. Comprising the following components in parts by weight: 30 to 80 parts of a fermentation composition, 1 to 5 parts of caffeine, 0.1 to 0.3 part of hydroxypropyl tetrahydropyrantriol, 0.5 to 2 parts of nicotinamide, 0.1 to 1 part of squalane, 0.01 to 0.5 part of a ceramide composition, 0.005 to 0.05 part of dipeptide diaminobutyryl benzyl amide diacetate, 0.005 to 0.05 part of a polypeptide composition, 0.01 to 0.5 part of carnosine, 0.01 to 0.5 part of tetrahydromethylpyrimidine carboxylic acid and 3 to 12 parts of a plant extract. The invention also discloses an eye cream containing the eye cream composition. The fermented caffeine eye cream composition provided by the invention can effectively smooth the skin surface, and is beneficial to preventing and comforting aging, improving skin elasticity, improving dark circles, relieving edema and removing under-eye puffiness.

The invention belongs to the technical field of biomedical materials, and particularly relates to a carboxymethyl chitin composite material for an articular cavity and a preparation method of the carboxymethyl chitin composite material. The carboxymethyl chitin composite material for the articular cavity is prepared by selecting carboxymethyl chitin, hyaluronic acid, sodium alginate and chitosan which are good in biocompatibility as raw materials and performing functional modification treatment respectively, and through the synergistic effect of all the components, the elasticity modulus of the composite material is effectively improved, the swelling rate is reduced, and the joint cavity is more stable. And meanwhile, the composite material also has proper viscosity and degradation performance, and can meet application requirements.

This invention discloses an endogenous polypeptide, its preparation method, and its application. The structural formula of the polypeptide is shown in Formula (I): R1-(AA1)m-AA2-AA3-(AA4)n-R2, Formula (I); wherein, m is independently 2 or 3; n is independently 1, 2, or 3; AA1 is independently K, R, or H; AA2 is independently I or W; AA3 is independently I or W; AA4 is independently K, R, or H; R1 is any one of -H, Y, LY, PLY, or LLY; R2 is any one of -OH, L, LL, E, EL, EW, W, EH, or EHL. While retaining its targeted antioxidant and anti-inflammatory functions, the polypeptide has removed the domain with high affinity for heparin, thereby avoiding signal interference and potential biosafety risks that may be caused by full-length PF4, and meeting the safety requirements for cosmetic ingredients.

The invention relates to a probiotic fermentation process for increasing the content of ginsenoside, and belongs to the technical field of probiotic fermentation. The invention provides a probiotic fermentation process, which is characterized in that a compound strain is utilized, and a strain fermentation liquid is inoculated into an American ginseng liquid for fermentation culture. The compound probiotics are inoculated into the American ginseng liquid to ferment and extract the ginsenoside, the American ginseng liquid prepared through a specific process and components is rich in various beneficial components, a suitable nutrition environment is provided for growth of strains, the conversion rate and stability of the ginsenoside are improved, and then the content of the ginsenoside is increased.

The present invention relates to the field of genetic engineering, protein engineering technology and its application, and discloses a novel recombinant collagen and its application, including any one of the recombinants COL17-CO-1, COL17-CO-2, COL17-CO-3 or COL17-CO-4 of the specific functional region of human type XVII collagen and the 1232-1466 region of human type III collagen, wherein the amino acid sequences of the specific functional regions in the COL17-CO-1, COL17-CO-2, COL17-CO-3 and COL17-CO-4 are SEQ ID No.2, SEQ ID No.6, SEQ ID No.8 and SEQ ID No.10, respectively. The recombinant exhibits better ability to promote cell proliferation, promotes the expression of proline hydroxylase (HYP), improves the antioxidant capacity of skin cells, improves the expression of multiple collagens in skin cells, and better reduces the expression of collagen degradation-related bases MMP-3 and MMP-9.

The invention discloses a traditional Chinese medicine composition for treating hypertension and a preparation method thereof, and belongs to the technical field of traditional Chinese medicines. The traditional Chinese medicine composition for treating hypertension is prepared from dracocephalum moldavica, leontopodium leontopodum, uncaria, corn stigma and Chinese dates. The traditional Chinese medicine composition is simple in medicine flavor, clear in medicine effect and capable of relaxing blood vessels and effectively reducing the blood pressure value of hypertensive rats, and all the medicines act together to promote hypertension treatment. The composition disclosed by the invention takes effect quickly and has an exact effect when being used for treating hypertension, and has a good clinical application prospect.

The invention relates to the technical field of food processing, in particular to powdery green prickleyash seasoning oil containing polysaccharide and green plum polyphenol and preparation of the powdery green prickleyash seasoning oil. According to the seasoning oil, garlic polysaccharide is extracted by adopting an enzyme method, agaric polysaccharide is extracted by adopting a natural deep-eutectic solvent (NADESs) extraction method, and green plum polyphenol is extracted by adopting an alcohol extraction method, so that the functional characteristics of a product are increased, the seasoning oil has the characteristic of good safety, and a basis is provided for healthy and safe food. Meanwhile, according to the prepared seasoning oil, spray drying is used as a basis, Ultratrax-Turrax and ultrasonic combined homogenization is used, and powder grease is prepared in a coating maltodextrin / Arabic gum nano-emulsion containing garlic polysaccharide, agaric polysaccharide, green plum polyphenol and green prickleyash oil. The high efficiency of the powder green prickleyash seasoning oil in the aspect of physical and chemical stability is improved. The nutritional value is guaranteed, meanwhile, deterioration in transportation and storage is prevented, and the high commercial utilization value is achieved.

This utility model relates to the field of packaging material technology and discloses an internally reinforced waterproof outer box, including a base plate. A limiting groove is formed on the top of the base plate, and a box assembly is inserted into the inner side of the limiting groove. A waterproof layer is provided on the outer side of the box assembly. Handles are provided on the left and right sides of the box assembly. A limiting block is fixedly installed on the top of the base plate, and a base is inserted into the top of the limiting block. A limiting groove is formed on the bottom of the base, and an mounting block is fixedly installed on the top of the base. A limiting groove is formed on the top of the mounting block, and a reinforcing rod is inserted into the inner side of the limiting groove. This internally reinforced waterproof outer box, by setting the reinforcing rod, ensures that the box lid abuts against the reinforcing rod during installation, thereby improving the vertical compressive strength and stability of the box assembly. The insertion relationship between the box lid, the box assembly, and the reinforcing rod prevents the box lid from easily detaching due to external force.

This invention relates to a method for preparing a copper surface protectant, comprising: adding pure water to a reaction vessel until the pure water accounts for 30% of the volume fraction of the reaction vessel, then sequentially adding a compound as shown in formula (I), acetic acid, a compound as shown in formula (II) or (III), a compound as shown in formula (IV), and a nano-directional dispersant, and adding pure water to the liquid level of the reaction vessel; stirring for 1 hour, allowing to stand for 1 hour, and filtering to obtain the copper surface protectant. The copper surface protectant of this invention can form a copper surface protective layer with resistance to alkali stripping and acid etching. This copper surface protective layer has the properties of resisting high temperatures (150°C, no discoloration of copper within 2 hours), no discoloration of copper after three reflow soldering cycles, oxidation resistance, and fluxing effect; furthermore, the surface tension of the copper surface protectant solution is 30 dyn / cm, which can perfectly cover micro-blind holes.

The invention relates to the technical field of oculents, in particular to an oculents for improving eyesight and relieving asthenopia and a preparation method of the oculents. The traditional Chinese medicine composition is prepared from flos eriocauli, tribulus terrestris, ginseng, lavender, lemon grass, semen cassiae, flos carthami, flos chrysanthemi, pearl, borax, mint, calculus bovis factitius, menthol, borneol, vitamins and xanthophyll. The flos eriocauli and the tribulus terrestris can effectively achieve the effects of improving eyesight, removing nebula, diminishing swelling and stopping lacrimation, and 6-10 parts of flos carthami and flos chrysanthemi are matched, so that the pearl and the mint can accelerate the blood circulation of eyes; according to the present invention, with the application of the vitamin C and the xanthophyll, the eyes can be further protected, the cataract, the macular degeneration and the like can be prevented, the anti-oxidation effect can be provided, and the immunity of the eyes can be improved.

The invention discloses a moisturizing and soothing hand cream containing jasmine extract. The hand cream of the scheme comprises extracts of pure natural plants, especially the jasmine extract is included in the functional component. The hand cream compounded with multiple components has the characteristics of safety, mildness and non-irritation. Compared with the existing hand cream, the hand cream of the scheme not only has the effect of moisturizing and hydrating, but also the chrysanthemum extract and the tea polypeptide extract in the raw material components can effectively improve the dry and cracked fine lines on the hands and achieve long-term repair; the thyme extract increases the expression of basal layer water channel protein APQ3, unclogs the skin water channel, and moisturizes the nails; the jasmine extract in the functional component can eliminate superoxide free radicals, and has the effects of beautifying the skin, anti-oxidation and anti-aging; and at the same time, it has strong permeability and helps other functional components to be absorbed by the skin; the amaranth extract in the functional component has a hemostatic effect, has a good promoting effect on the healing of the cut wound surface, and can prevent and treat chapped skin to a certain extent.

The utility model relates to the technical field of gluing machines, and particularly discloses a gluing machine which comprises a workbench, a frame, an adjusting mechanism and a gun head, the frame is located above the workbench, the adjusting mechanism is arranged on the frame, the gun head is arranged on the adjusting mechanism, and the adjusting mechanism comprises a transverse driving mechanism and a vertical driving mechanism. The transverse driving mechanism is arranged at the top of the frame, the vertical driving mechanism is arranged on the front face of the transverse driving mechanism, the gun head is installed on the vertical driving mechanism, the adjusting mechanism is fixedly connected with a glue barrel through a frame body, the bottom of the glue barrel is communicated with the top of the gun head, the oil cup is installed on the workbench, and anti-rust oil is contained in the oil cup. After gluing is finished, the gun head moves into the oil cup, the gun head opening is soaked in anti-rust oil, the situation that residual glue in the gun head makes contact with air and is air-dried and solidified, and consequently blockage is caused is effectively avoided, the gun head does not need to be cleaned, the gluing machine can conduct gluing work in time, and the working efficiency is improved.

The invention discloses high-elasticity and high-weather-resistance modified asphalt and a preparation method thereof. The preparation method comprises the following steps: performing high-speed shearing swelling on paraffin-based matrix asphalt, hydrogenated nitrile rubber powder and nano silicon dioxide powder to obtain an asphalt mixture; the preparation method comprises the following steps: mixing an ethylene-vinyl acetate copolymer, cycloundecane and ethylene glycol monoethyl ether acetate to obtain an ethylene glycol monoethyl ether acetate solution, and emulsifying an asphalt mixture and the ethylene glycol monoethyl ether acetate solution to obtain the high-elasticity and high-weather-resistance modified asphalt. The asphalt and the ethylene-vinyl acetate copolymer form a new chemical bond through an emulsification reaction, and cycloundecane improves the density and hardness of hydrogenated butadiene-acrylonitrile rubber and fills gaps in the asphalt, so that the crystallization ability between rubber molecules and asphalt molecules is improved, the crystallinity of the asphalt is improved, and the mechanical property of the asphalt is improved. The cohesive force and elasticity of the asphalt can be enhanced, so that the elasticity and weather resistance of the asphalt are improved, and the defects of insufficient elasticity and weather resistance of the asphalt in the prior art are overcome.

The application discloses a kind of ultraviolet light irradiation resistant silk screen printing ink, by weight parts, the ultraviolet light irradiation resistant silk screen printing ink includes PEDOT:PSS water dispersion 26.0-55.0 parts, conductive reinforcing agent 30.0-62.0 parts, coupling agent 0.4-1 part, thickening agent 1.0-2.0 parts, adhesive 2.0-6.0 parts, auxiliary 0.4-3.0 parts, curing agent 0-2.0 parts, first UV inhibitor 0.3-1.5 parts, the PEDOT:PSS water dispersion includes PEDOT:PSS and second UV inhibitor, the first UV inhibitor and the second UV inhibitor jointly constitute UV inhibitor compound system, the first UV inhibitor is tannin, the second UV inhibitor is hydroxyethylidene diphosphonic acid, the weight parts of UV inhibitor compound system is 0.5-2.5 parts.The light transmittance and UV performance of silk screen printing ink film can be significantly improved, and the square resistance is reduced by modifying PEDOT:PSS water dispersion and optimizing overall formulation.

The present invention belongs to the technical field of biomaterials, and specifically discloses a multi-component composite hydrogel, a preparation method and an application thereof. The present invention adopts carboxymethyl yeast β-1,3-glucan, oxidized carboxymethyl cellulose and carboxymethyl chitosan to prepare a multi-component composite hydrogel, and the synergistic effect of the three is improved to improve the mechanical properties of the multi-component composite hydrogel and promote wound healing.

The invention relates to the field of waterproof materials, in particular to a water-based non-toxic film spraying material and a preparation method thereof, and the film spraying material comprises purified water, benzenediol, methacrylic acid, acrylic acid, butyl acrylate, magnesium oxide, n-hydroxyethyl acrylamide, n-hydroxymethyl acrylamide, diethylenetriamine, calcined kaolin and heavy calcium carbonate. The water-based nontoxic film spraying material is prepared by taking acrylic acid and methacrylic acid as base materials and adding various fillers and auxiliaries such as magnesium oxide, N-hydroxyethyl acrylamide, butyl acrylate, hydroquinone and diethylenetriamine, and is respectively mixed with triethanolamine and ammonium persulfate for grouting when in use; therefore, the coating is quick in film formation, flame-retardant, fireproof, acid-base-resistant and anti-aging, and can be self-healed when damaged, so that the service life is greatly prolonged.

The invention discloses a preparation method of a full-transparent pericarpium citri reticulatae and liquorice tea drink capable of preventing plant fiber floccules from precipitating. The preparation method comprises the following steps: firstly, extracting Xinhui pericarpium citri reticulatae and liquorice to obtain pericarpium citri reticulatae and liquorice tea extract liquor; then preparing ice water at-25 + / -2 DEG C; the prepared ice water is used for sinking the pericarpium citri reticulatae and liquorice tea extract liquor under the super-cold environment condition, large particles, crude fibers and impurities in the pericarpium citri reticulatae and liquorice tea extract liquor are separated and settled at the top speed, and then clear and transparent pericarpium citri reticulatae and liquorice tea mother liquor is obtained after precise filtration; and preparing the full-transparent dried orange peel and liquorice tea drink from the dried orange peel and liquorice tea mother liquor. According to the present invention, the occurrence of flocculent precipitation in the subsequent selling process of the prepared beverage product can be effectively reduced, and the prepared tea maximally retains the specific nutritional ingredient flavone and the specific flavor of Xinhui dried orange peel and licorice, and has effects of oxidation resistance, throat clearing, dampness eliminating, phlegm reducing, qi benefiting and detoxification.

The invention relates to the field of fruit and vegetable preservation, in particular to a preparation of a fresh-cut radish coating preservative and a preservation method of the fresh-cut radish coating preservative, the coating preservative comprises the following raw materials: 0.5%-2.0% of chitosan and 0.5 mmol / L-2mmol / L of salicylic acid which are prepared into a mixed preservation solution, and the soaking time is 1-5 minutes. Chitosan has certain oxidation resistance and antibacterial activity, and salicylic acid serving as organic acid has oxidation resistance and antibacterial activity and is widely applied to the fields of food, medicine, cosmetics and the like. The raw materials of the coating preservative have the characteristics of safety, greenness and no pollution, are low in price and rich in source, and are combined to achieve a synergistic effect, so that the oxidation resistance and the antibacterial activity of the coating preservative are improved, the nutrient loss and the quality reduction of the fresh-cut radishes during storage can be effectively relieved, the growth of microorganisms can be effectively inhibited, and the quality of the radishes is improved. The shelf life of the fresh-cut radishes is prolonged.

The application provides a cavity argon gas protection pouring method and device, and specifically comprises the following steps: argon gas is connected from a main pipeline and enters a branch pipeline; a sand box is transferred to a corresponding position of a flow line, the end of the branch pipeline is inserted into the sand box, and gas is allowed to enter; upper and lower sand boxes are arranged, two small holes are formed in the top of the upper sand box, argon gas is introduced into one of the small holes, and gas is extracted from the other small hole; the gas extracted from the one small hole is sprayed towards the outside of a pouring opening of the upper sand box, and the outside of the pouring opening is filled with an argon gas atmosphere. The application aims to provide a cavity argon gas protection pouring method and device, which can introduce protective gas into the cavities of multiple casting molds, directly protects the metal liquid in the cavities of the casting molds, avoids slag or pore defects of the casting, and saves argon gas resources.

The invention belongs to the technical field of traditional Chinese medicine nursing, and discloses a traditional Chinese medicine health-care comb and a preparation method thereof.The traditional Chinese medicine health-care comb is prepared through the steps that traditional Chinese medicine powder, nanmu sticky powder, a nanometer whisker reinforcing agent and composite antibacterial factors are subjected to dry mixing and then mixed with a traditional Chinese medicine extracting solution according to the mass ratio of 1: 1, and compression molding is conducted; the mass ratio of the traditional Chinese medicine powder to the nanmu sticky powder to the nano whisker reinforcing agent to the composite antibacterial factor is (65-70): (20-25): (5-8): (2-3); through a double-effect fusion mode of the medicine powder and the extracting solution, combination of physical massage and medicine effect permeation is achieved, compatibility of multiple medicinal materials is achieved, the traditional Chinese medicine theory and scalp care requirements are considered, and multiple health-care effects of nourishing blood and blacking hair, growing hair and preventing hair loss, promoting blood circulation to remove meridian obstruction and balancing the scalp environment are achieved; meanwhile, a nano whisker reinforcing agent and a composite antibacterial factor are also added, so that the problems that the traditional Chinese medicine health-care comb is easy to break and mildew and short in service life in life and use are solved.

The invention discloses a low-carbon recyclable RPP material and a method for preparing tableware from the same. The method for preparing the tableware from the low-carbon recyclable RPP material comprises the following steps: (1) adding polypropylene, a composite heat stabilizer and a chain extender into a high-speed mixer, uniformly stirring, and extruding and granulating through a double-screw extruder to obtain the low-carbon recyclable RPP material; and (2) adding the obtained low-carbon recyclable RPP material into a feeding port of an injection molding machine, setting processing parameters to obtain a finished product, putting the formed finished product into a sample table for heat dissipation, and obtaining the tableware prepared from the low-carbon recyclable RPP material after heat dissipation is finished. The heat stability of the tableware can be effectively improved by adding the composite heat stabilizer, the high-temperature-resistant temperature of the tableware is 126 DEG C, and the cycle performance of the RPP material can be effectively improved by adding the chain extender.

The invention provides preparation and application of protein lubricating liquid, and relates to the field of protein lubricating liquid. The preparation and application of the protein lubricating liquid comprise the following steps: S1, adding water and glycerol into a stirring pot, and stirring; s2, after uniformly stirring, sequentially adding hyaluronic acid, egg white powder, 1, 2-hexanediol and raspberry ketone; s3, heating the stirring pot, performing stirring, and performing heat preservation after uniform stirring; s4, keeping the temperature for a certain time, slowly stirring and cooling to room temperature; and S5, adding rose essential oil, and slowly stirring to obtain the protein lubricating liquid. In the invention, natural egg white is adopted as a main raw material to prepare the protein lubricating liquid, and the protein lubricating liquid is prepared from a transparent colloidal substance consisting of proteins and contains rich protein components including 75% of ovalbumin, 15% of ovomucoid, 7% of ovomucoprotein and 3% of concomitant albumin, so that the lubricating liquid has the advantages of desugaring, fishy smell removal, high purity, rapid dissolution and the like.

The invention relates to a medicine for treating acute pyelonephritis and application thereof. The medicine comprises piperacillin sodium and sophocarpidine as active pharmaceutical ingredients, and the sophocarpidine enhances the treatment effect of piperacillin sodium on nephropathy, especially acute pyelonephritis, releases the drug effect of piperacillin sodium and plays a synergistic role. The method is very helpful for developing more pharmaceutical combination forms of piperacillin sodium.