97 results about "Glyceryl monostearate" patented technology

A silicone rubber with UV aging resistance and low water absorption and its preparation method and application are provided. The preparation method uses a coupling agent KH570 and glyceryl monostearate to perform modified treatment on titanium dioxide to obtain modified titanium dioxide, uses a surface-modified coupling agent A171 and glyceryl monostearate to perform modified treatment on fumed silica to obtain modified fumed silica, and further performs subsequent treatment on methyl vinyl siloxane raw rubber, silicone oil, aluminum hydroxide, the modified fumed silica, the modified titanium dioxide, zinc oxide, α-alumina, a coupling agent KH560, a defoamer, iron oxide and a vulcanizing agent to obtain the silicone rubber. The silicone rubber prepared by the preparation method has low water absorption and excellent aging resistance, and its mechanical and electrical properties are also superior.

The invention relates to cream for repairing radiodermatitis and a preparation method of the cream, and belongs to the technical field of biomedical skin treatment. The cream consists of the following components in percentage by weight: 8% of glycerin monostearate, 6% of stearic acid, 5% of white vaseline, 4% of liquid wax, 1-2% of tea tree oil, 1-2% of eugenol, 1-2% of vitamin E, 3% of trehalose, 8% of polyethylene glycol (PEG-400), 10% of glycerol, 0.5% of methylparaben, 1% of triethanolamine and the balance of purified water. According to the cream disclosed by the invention, the natural traditional Chinese medicine component eugenol and the natural substance vitamin E are utilized to synergistically enhance the anti-oxidation and bacteriostatic effects, and the tea tree oil, the trehalose and other effective components are utilized to repair radiodermatitis from multiple aspects of anti-inflammation, bacteriostasis, antioxidation, promotion of skin barrier repair and the like. The cream is simple in component, good in treatment effect, high in safety and convenient to produce and process, and can be popularized and applied to treatment of radiodermatitis.

The invention discloses a preparation method and application of an endothelium corneum gigeriae galli and angelica sinensis ointment, and relates to the technical field of traditional Chinese medicine, the endothelium corneum gigeriae galli and angelica sinensis ointment comprises the following raw materials in parts by weight: a medicine solution: 1-3g of angelica sinensis extract and 30-35 parts of endothelium corneum gigeriae An oil phase: 1-5 g of white vaseline, 1-5 g of glycerin monostearate, 10-14 g of stearic acid, 5-8 g of liquid paraffin and 3-6 g of wool fat; a water phase: 0.2 to 0.5 g of triethanolamine, 0.5 to 1 g of glycerin, and 0.1 to 0.5 g of ethylparaben; according to the endothelium corneum gigeriae galli and angelica sinensis ointment, endothelium corneum gigeriae galli and angelica sinensis materials are adopted, endothelium corneum gigeriae galli has the effects of healing sore, promoting tissue regeneration, removing blood stasis and the like, angelica sinensis has the effects of replenishing qi, enriching blood and promoting blood circulation to remove blood stasis, and skin wound healing and capillary regeneration can be effectively promoted, local blood circulation is improved, and inflammatory response is inhibited; meanwhile, the ointment is soft in texture and can absorb percolate and inhibit microbial infection; the method is convenient, economical, practical, good in stability and suitable for application and popularization.

Provided herewith is a micro-sized foaming pellets masterbatch composition for a weight-reduced controlled micro-foaming plastic product, which includes a thermoplastic carrier resin, a bi-component micro-foaming agent comprising a gas carrier and an acid carrier, an amphiphilic stabilizing agent selected from a fatty acid-modified salt, glycerol monostearate, or a combination thereof, and an adsorbing dispersant. The masterbatch composition is compatible with a broad processing temperature range to cater to the manufacture of a wide variety of plastic types with various base plastic resins, while allowing controlled micro-sized foaming in the plastic products, thereby enabling facile manufacture of microfoam plastic products with lower weight and good mechanical strength retention with low cost, high flexibility and regulatory compliance.

The present invention relates to the technical field of polyurethane hydrophobic materials, and discloses a preparation method and application of a hydrophobically modified polyurethane nanocomposite material, comprising the following steps: (1) mixing polytetrahydrofuran, polypropylene glycol, and isophorone diisocyanate for reaction; (2) adding dihydroxy-terminated polydimethylsiloxane or glycerol monostearate to the reaction solution for reaction, then adding a chain extender for reaction, and adding triethylamine for neutralization to obtain a modified waterborne polyurethane emulsion; (3) adding SiO2 powder to octadecyltrichlorosilane for reaction to obtain hydrophobic SiO2 powder; (4) adding the hydrophobic SiO2 powder to ethyl acetate to obtain a first mixed solution; adding the modified waterborne polyurethane emulsion to ethyl acetate to obtain a second mixed solution; and adding the first mixed solution to the second mixed solution to obtain a hydrophobically modified polyurethane nanocomposite material. The present invention combines modified waterborne polyurethane with nano-SiO2 to achieve good hydrophobicity and durability.

The application provides a bupropion hydrochloride sustained-release tablet and a preparation method, and belongs to the technical field of pharmacy. The pharmaceutical composition contains 150 parts of bupropion hydrochloride, 122.5-157.5 parts of glycerin monostearate, 17.5-22.5 parts of triethyl citrate, 68-104 parts of microcrystalline cellulose and 2-6 parts of magnesium stearate, wherein the bupropion hydrochloride raw material and the glycerin monostearate and the triethyl citrate are prepared into a solid dispersion through a hot melt extrusion process. The application provides a bupropion hydrochloride sustained-release tablet which is stable in drug release, slow in growth of related substances, does not need to be coated and can be taken and eaten, and a preparation method.

This invention belongs to the field of pharmaceutical chemistry, and specifically relates to a compound antifungal cream containing the traditional Chinese medicine ingredient tryptamine ketone and its application. The invention comprises the following components, with the following percentage content: stearic acid 10%~16%, glyceryl monostearate 3%~7%, liquid paraffin 5%~9%, tryptamine 0.1%~0.01%, terbinafine hydrochloride 0.00625%~0.000625%, glycerin 4%, triethanolamine 2%~6%, ethylparaben 0.5%, and the balance being purified water or distilled water. This invention is highly effective, low in toxicity, and exhibits low drug resistance.

The invention relates to the technical field of plant essential oil, and discloses a composition for refreshing and relieving tiredness, which is prepared by the following steps: synthesizing isobutenyl-containing solid lipid, n-hexane skeleton-containing solid lipid and adhesive functional solid lipid by taking stearic acid as a basic raw material; the preparation method comprises the following steps: mixing a composite solid lipid composed of isobutenyl-containing solid lipid, normal hexane skeleton-containing solid lipid, adhesion functional solid lipid and glyceryl monostearate with a composite solid lipid composed of isobutenyl-containing solid lipid, normal hexane skeleton-containing solid lipid, adhesion functional solid lipid and glyceryl monostearate; the preparation method comprises the following steps: pre-assembling plant essential oil components with functions of refreshing and relieving tiredness of a normal hexane skeleton or a hydroxyl group based on an adsorption effect or a hydrogen bond adhesion effect existing between similar structures to obtain a lipid-essential oil mixture; a lipid-essential oil mixture and a water phase are emulsified through a high-pressure homogenization method to prepare the composition for refreshing mind, restoring consciousness and relieving tiredness, the composition shows excellent slow release performance, the release time of plant essential oil components can be effectively prolonged, and the stability of the plant essential oil is improved.

The invention relates to the field of cosmetic testing, in particular to a systematic evaluation method of a natural avocado extract-containing mouth fat composition, which comprises the following steps: mixing pulp with an extraction solvent, condensing and refluxing for 14-18 hours to obtain an avocado extract, adding allantoin for corrosion prevention, and storing; the fixed substrate comprises the following components: beeswax, paraffin, coconut oil, lake, lemon oil, vanillin, glyceryl monostearate, titanium dioxide, castor oil, wool fat and isopropyl palmitate, and an avocado extract is added to form a contrast formula; a multi-dimensional performance test pack is adopted, a non-linear correlation model is established, and the optimal adding proportion of the adding amount of the avocado extract is determined; and standardized testing. According to the method, three technical problems of fragmentation of evaluation dimensions, insufficient parameter association and lack of method standardization in the prior art are solved through a full-process framework of directional extraction, gradient formula, multi-dimensional test, parameter association and standardization specification.

The invention relates to the technical field of paraffin emulsion, and discloses nonionic high-solid-content paraffin emulsion and a preparation method and application thereof.The paraffin emulsion is prepared from, by mass, 25%-35% of paraffin, 25%-35% of Fischer-Tropsch wax, 3%-7% of compound emulsifier, 0.2%-0.5% of co-emulsifier, 3%-5% of hydroxyl silicone oil, 0.05%-0.2% of defoaming agent, 0.5%-1% of catalyst solution and the balance water; the compound emulsifier comprises peregal O and glyceryl monostearate; the co-emulsifier is stearic acid. The paraffin emulsion has the characteristics of high solid content and low viscosity, the particle size of the emulsion is reduced, the stability of the paraffin emulsion is remarkably improved, the storage period of the emulsion is greatly prolonged, the fluidity is better, a spraying and sizing process is facilitated, and the requirements of a high-speed continuous production line are met.

The invention provides a diesel oil pour point depressant based on a multipolymer, and belongs to the technical field of fuel additives. The diesel oil pour point depressant is prepared by the following steps: firstly, constructing a multipolymer which takes 2-acrylamide-2-methylpropanesulfonic acid, acrylic acid, acrylamide and anisd as unit bodies; on the basis, the pour point depressant is compounded with polyacrylate, methacrylic acid high-carbon alcohol ester, fatty alcohol-polyoxyethylene ether, vinyl benzoate, polyethylene glycol, cyclohexyl vinyl ether, monoisopropanolamine, glyceryl monostearate, N-hexadecyl methacrylamide and oleic acid polyoxyethylene ester to form the pour point depressant formula. Compared with the prior art, the average condensation point and the average cold filter plugging point of commercially available 0 # diesel oil and commercially available-10 # diesel oil respectively added with the diesel oil pour point depressant provided by the invention are lower, which shows that the diesel oil pour point depressant provided by the invention has better fluidity and pour point depressing effect than conventional pour point depressants. Moreover, black smoke during diesel combustion is obviously reduced, the combustion time is prolonged by 12%-15%, and a certain fuel-saving effect is achieved.

The application relates to the field of polymer material processing, and particularly discloses a coating agent for expandable polystyrene particles, a preparation method and application thereof. The coating agent for expandable polystyrene particles is prepared from the following components in parts by weight: 20-30 parts of a film forming agent; 30-40 parts of an emulsifier; 30-35 parts of a lubricant; and 10-15 parts of an anti-permeation material. The emulsifier comprises decaglycerin decastearate and glycerin monostearate in a weight ratio of 1: (1-2). The anti-permeation material is prepared from a functional monomer and activated graphene. The functional monomer comprises 2-acrylamide-2-methylpropanesulfonic acid and / or sodium p-styrenesulfonate. The product can be used for apparent protection of expandable polystyrene particles, can effectively improve the problems of adhesion and caking of EPS particles in the foaming process, and greatly reduces the possibility of damage to the coating part in the process of friction between different EPS particles.

This application relates to a dropper and a method of use. The dropper includes a bottle body with a cavity; a dropper nozzle disposed on the bottle, including a dropper opening and a discharge port for discharging a liquid composition; and a vent tube including a vent hole for balancing internal pressure. The dropper is capable of dispensing drops at a desired rate. The drops contain 1-5 parts by weight of glyceryl monostearate, 80-95 parts by weight of medium-chain triglycerides or sunflower seed oil, and 1-15 parts by weight of probiotic powder or zinc oxide; wherein the viscosity η of the drops is 40-400 mPa·s.

The invention discloses a traditional Chinese medicine composition capable of reducing transaminase increase and a preparation method of the traditional Chinese medicine composition, and belongs to a medicine for protecting the liver and dispelling the effects of alcohol, which is prepared by utilizing traditional Chinese medicine compound compatibility and extraction and wrapping technologies. Comprising the following steps: drying and crushing radix bupleuri, radix puerariae, ligusticum chuanxiong hort and fructus lycii to obtain traditional Chinese medicine powder; the traditional Chinese medicine powder is subjected to ultrasonic extraction to obtain a dissolution solution; sequentially carrying out centrifugation, filtration, evaporation, drying and modification treatment on the dissolution liquid to obtain modified effective component micro powder; the modified effective component micro powder, glyceryl monostearate, tricaprylin and an ethanol solution with the mass fraction of 70% are mixed and then evaporated to obtain a lipid membrane; mixing soybean lecithin, Tween 80 and deionized water to obtain a compound emulsifier; the compound emulsifier and the lipid membrane are mixed and then sequentially subjected to drying and pulse ultrasound to obtain the traditional Chinese medicine composition capable of reducing transaminase increase.

The invention discloses a flame-retardant PP film, a preparation method and application thereof and a floor, and belongs to the technical field of floors. The flame-retardant PP film is prepared from the following raw materials in parts by weight: 100 parts of homo-polypropylene; 3-5 parts of a thermoplastic elastomer POE; 0.3 to 0.8 part of a nucleating agent; 10 to 20 parts of a composite halogen-free flame retardant; 0.3 to 0.6 part of glycerin monostearate; 0.2 to 0.5 part of maleic anhydride; and 0.3 to 0.8 part of an antioxidant. The flame-retardant PP film prepared by the invention has excellent transparency, good wear resistance and excellent flame retardance.

The invention provides a coenzyme Q10 lipid nanocrystal which is prepared from the following raw materials in percentage by mass through a hot melt extrusion method: 10%-58% of coenzyme Q10, 9.09%-30% of glyceryl monostearate, 14.28%-20% of polysorbate 80 and 14.28%-45% of a water-soluble carrier, and the total amount of all the raw materials is 100%. The particle size of the coenzyme Q10 lipid nanocrystal ranges from 537.2 nm to 936.5 nm; the solid lipid and the water-soluble carrier are combined to serve as a dispersing agent of the coenzyme Q10, so that the coenzyme Q10 can be dispersed in the combined material in a nanocrystal form, the lipid nanocrystal with high drug loading capacity is obtained, the prepared coenzyme Q10 nanocrystal can be quickly dispersed and dissolved out in water, and the preparation method is simple in preparation condition, short in time, low in cost and suitable for industrial production. The method is suitable for industrial production.

A high-antioxidant tomato flavoring condiment is made from tomato peel and pomace and tomato sauce as raw materials. The mixture undergoes ultrasonic pretreatment and enzymatic pretreatment, followed by a three-step fermentation process using brewer's yeast, lactic acid bacteria, and acetic acid bacteria. The ultrasonic pretreatment involves adding olive oil, glyceryl monostearate, and citric acid to the tomato peel and pomace juice, followed by ultrasonic treatment. This invention enhances the release of bioactive substances and the dissolution of nutrients through ultrasonic pretreatment and enzymatic hydrolysis, thereby significantly increasing the content of antioxidants in the tomato peel and pomace and improving the product's antioxidant capacity. Combined with a three-stage fermentation process, the product develops a unique flavor. The original condiment juice is amber in color, has a refreshing and tangy taste without astringency, and possesses strong antioxidant activity and tomato aroma. Furthermore, marine materials such as seaweed and sea grapes are added as raw materials to prepare a marine-based condiment. After fermentation, these release amino acids, anthocyanins, and other substances, effectively improving the product's nutritional value.

This invention discloses a microsphere-oil gel composite sustained-release injection and its preparation method. The method includes the following steps: dissolving PVA in pure water to obtain an aqueous phase; dissolving PLGA in an organic solvent to form an organic phase; adding vitamin B12 in solid form to the organic phase to form a solid-oil phase suspension system; adding the solid-oil phase suspension system to the aqueous phase for emulsification to form a solid-oil-aqueous emulsion; adding the emulsion to excess pure water to form drug-loaded PLGA microspheres and freeze-drying; using peanut oil as the oil phase, heating to 60-65°C, adding a gelling agent (a mixture of glyceryl monostearate and beeswax) to the oil phase to form a clear and homogeneous oil phase system; cooling the oil phase system to 30-40°C, adding drug-loaded PLGA microspheres, and uniformly dispersing them under stirring conditions, then continuing to cool naturally to room temperature to obtain the microsphere-oil gel composite sustained-release injection.

The invention discloses a preparation method of high-strength elastic double-network-structure double-gel used for stabilizing astaxanthin and used as a low-fat food (light and comfortable triangle) sandwich, and belongs to the technical field of food. The preparation method comprises the following steps: (1) heating and stirring glyceryl monostearate in edible oil to obtain oleogel; (2) heating and dissolving gelatin and sodium alginate in water to obtain a gelatin-sodium alginate aqueous solution; and (3) mixing the oil gel with the gelatin-sodium alginate aqueous solution, adding calcium carbonate and gluconolactone, stirring to prepare a uniform and stable emulsion, and refrigerating and standing to obtain the high-strength elastic double-gel with the double-network structure. The gelatin-calcium alginate double gel entrapped with astaxanthin provided by the invention has good mechanical properties and microstructure, healthy grease'light and comfortable triangle 'created on the basis of an oil-water double gel system reduces the grease content of the whole system, the functional component astaxanthin is loaded, and functional guarantee is provided for preparation of novel low-fat food sandwich.

The invention relates to the field of high polymer material processing, and particularly discloses a coating agent for expandable polystyrene particles as well as a preparation method and application of the coating agent. The invention discloses a coating agent for expandable polystyrene particles. The coating agent is prepared from the following raw materials in parts by weight: 20-30 parts of a film-forming agent; 30 to 40 parts of an emulsifier; 30 to 35 parts of a lubricant; 10 to 15 parts of an impermeable material; the emulsifier comprises polyglycerol decastearate and glyceryl monostearate according to a weight ratio of 1: (1-2), the impermeable material is prepared from a functional monomer and activated graphene, and the functional monomer comprises 2-acrylamide-2-methylpropanesulfonic acid and / or sodium p-styrenesulfonate. The product provided by the invention can be used for apparent protection of the EPS particles, can effectively improve the adhesion and caking problems of the EPS particles in the foaming process, and greatly reduces the possibility of the situation that the coating part is damaged in the friction process of different EPS particles.

A silicone rubber with UV aging resistance and low water absorption and its preparation method and application are provided. The preparation method uses a coupling agent KH570 and glyceryl monostearate to perform modified treatment on titanium dioxide to obtain modified titanium dioxide, uses a surface-modified coupling agent A171 and glyceryl monostearate to perform modified treatment on fumed silica to obtain modified fumed silica, and further performs subsequent treatment on methyl vinyl siloxane raw rubber, silicone oil, aluminum hydroxide, the modified fumed silica, the modified titanium dioxide, zinc oxide, α-alumina, a coupling agent KH560, a defoamer, iron oxide and a vulcanizing agent to obtain the silicone rubber. The silicone rubber prepared by the preparation method has low water absorption and excellent aging resistance, and its mechanical and electrical properties are also superior.

The invention relates to the technical field of polymer synthesis, in particular to a bio-based polymer emulsifier and a preparation method and application thereof.The preparation method comprises the steps that S1, castor oil and sulfydryl-containing acid react under ultraviolet irradiation in the presence of a photoinitiator, and after the reaction is completed, castor oil-based polycarboxylic acid is obtained through washing and distillation; s2, reacting the castor oil-based polycarboxylic acid prepared in the step S1 with glycerin monostearate and diisocyanate under the action of a catalyst to obtain a bio-based polymer emulsifier; after the bio-based polymer emulsifier provided by the invention is blended with polyvinyl alcohol, the water resistance and mechanical property of polyurethane and the high adhesive property of polyvinyl alcohol can be integrated, various properties of a traditional polyvinyl alcohol adhesive are effectively improved, for example, the problems of insufficient storage stability and insufficient waterproof property of the traditional polyvinyl alcohol adhesive are improved.

The utility model discloses needle-punched thermal composite foamed cotton which comprises an inner layer and an outer layer, and glycerin monostearate gathering surface layers are arranged on the surfaces of the inner layer and the outer layer. Galling layers are arranged on the corresponding surfaces of the inner layer and the outer layer and comprise wool tops pulled up from the inner part of the inner layer and / or the outer layer and wool tops pulled up from the glyceryl monostearate gathering surface layer; the wool tops are heated and melted to form a bonding layer; and the bonding layer is provided with a cavity. The utility model has the advantages that: the hindrance caused by the accumulation of the glycerin monostearate on the surface layer to the integration of the glycerin monostearate is overcome; and the melting bonding layer is formed only through melting of the wool tops, so that the bonding strength is improved, the cavities are formed in the bonding layer, the elasticity of the whole material is improved, and the steel coil packaging material is particularly suitable for steel coil packaging with a damping effect.

This invention discloses an oil-based nanostructured lipid carrier based on MLCT, its preparation method, and its application. The method includes mixing long-chain oil with decanoic acid triglyceride, adding immobilized lipase, vacuum drying, stirring, filtering, deacidification, and vacuum evaporation to obtain MLCT-structured lipids. Glyceryl monostearate is mixed with the MLCT-structured lipids and heated to form the oil phase. Trichosanthes kirilowii seed oil is mixed with ultrapure water and heated to form the aqueous phase. The aqueous and oil phases are then mixed, heated, ultrasonically broken up, and subjected to an ice bath to obtain the oil-based nanostructured lipid carrier. This invention replaces traditional small-molecule emulsifiers with natural oil bodies (OB) as emulsifiers, meeting consumer health needs while exhibiting excellent stability and safety; it also reduces the risk of chemically synthesized residues. Furthermore, the introduction of MLCT revolutionizes the digestibility of NLCs at the metabolic mechanism level. In vitro simulated digestion experiments show that the free fatty acid release rate is higher than 80%, providing a new solution for the development of functional food and drug delivery systems.

The invention relates to the field of foam materials, and particularly discloses a low-thermal-conductivity high-density polystyrene board and a production process thereof. The polystyrene board comprises the following raw materials in parts by weight: 85-90 parts of polystyrene; 2-10 parts of graphite powder; 0.04 to 0.06 part of glycerin monostearate; and 2-5 parts of functional filler. The production process comprises the following steps: uniformly mixing the raw materials to obtain a mixed material, and pre-foaming, curing and forming the mixed material to obtain the polystyrene board. The low-heat-conductivity and high-density polystyrene board has the performance advantages of low heat conductivity, high density and high strength.

The invention discloses a kind of concrete water-washed sand deflocculant and preparation method thereof, the deflocculant includes 0.5 1 parts of air entraining agent, 0.1 0.2 parts of sodium lauryl sulfoacetate, 15 30 parts of sodium metabisulfite, 20 32 parts of sodium thiosulfate, 0.5 1 parts of triethanolamine, 35 49 parts of dimethicone, 2 5 parts of maltodextrin, 0.4 1 parts of cellulose, 0.5 1 parts of glyceryl monostearate.The deflocculant of the present invention can play the role of suspension stability, prevent the undesirable phenomenon that the system is unstable and fluidity is reduced due to particle aggregation, can effectively solve the concrete viscosity brought by flocculant, slump retention performance is insufficient, easy to separate the bad problems such as bleeding, and effectively reduce concrete viscosity, ensure construction performance and the quality of concrete after hardening.

The invention belongs to the technical field of pharmaceutical preparations, and provides a preparation process of p-toluenesulfonic acid ademetionine disulfate granules. The preparation process aims to solve the hygroscopicity problem and the chemical instability problem of p-toluenesulfonic acid adenosine disulfate, and adopts the core technical scheme that the preparation process comprises the following steps: adding auxiliary materials such as microcrystalline cellulose, glyceryl monostearate, magnesium stearate, mannitol, hydroxypropyl methylcellulose and maltodextrin, uniformly mixing, granulating by adopting a hot-melt extrusion granulator, and granulating by adopting a hot-melt extrusion granulator to obtain the p-toluenesulfonic acid adenosine disulfate. And finally obtaining a target particle product. The process is convenient to prepare and low in cost, and industrial production is easy to realize.

The invention discloses a degradable composite non-woven fabric and a preparation method of the degradable composite non-woven fabric, and relates to the technical field of non-woven fabrics. The composite material is prepared from the following components in parts by weight: 50 to 80 parts of polylactic acid, 20 to 50 parts of poly (butylene succinate), 6 to 15 parts of modified cotton fiber, 0.2 to 0.8 part of glyceryl monostearate, 1 to 3 parts of trimethylolpropane triacrylate and 0.4 to 1 part of distearyl thiodipropionate. The degradable composite non-woven fabric disclosed by the invention keeps excellent tensile strength, toughness and dimensional stability, and has a completely biodegradable characteristic; the composite material has good processability and usability, can be widely applied to the fields of medical treatment and public health, agricultural coverage, packaging materials and the like, conforms to the concept of green sustainable development, and has remarkable economic benefits and social values.

The utility model discloses a reaction condensate wastewater recovery device in glyceryl monostearate production. The reaction condensate wastewater recovery device comprises a treatment box, the input pipe is arranged on the side wall of the treatment box; the steam pipe is arranged on the side wall of the treatment box; the cooling water pipe is arranged on the side wall of the treatment box; the drainage pipe is arranged on the side wall of the treatment box; a material taking mechanism; the material taking mechanism comprises a material taking box arranged in the treatment box, a baffle arranged on the material taking box, a fixing frame arranged on the treatment box, a screw rod arranged on the fixing frame, a guide rod arranged on the fixing frame, a fixing plate arranged on the screw rod, an electric push rod arranged on the fixing plate, a first gear arranged on the screw rod and a second gear matched with the first gear. The motor drives the second gear to rotate, and the electric push rod is connected with the material taking box through the connecting assembly.

The present application belongs to the field of biological pharmacy, and particularly relates to a bacteriostatic composition containing wood extract and a preparation method thereof. The bacteriostatic composition contains wood extract fine powder, polyethylene glycol 4000, glyceryl monostearate, lanolin, sorbitol, glycerol, triethanolamine, sodium thiosulfate and purified water. The wood extract fine powder prepared by the technical scheme of the present application is relatively friendly to the skin of pets, and experiments show that no erythema and edema phenomenon occurs. The cream prepared by using the wood extract meets the requirements of the Chinese Pharmacopoeia in viscosity and appearance performance, and can be further developed into a medicine for popularization and use.