88 results about "Lanolin" patented technology

The invention relates to the technical field of environmental engineering, and discloses a wool washing wastewater recovery treatment process which comprises the following steps: S1, carrying out demulsification pretreatment on wastewater through bionic nano-enzyme and recovering wool fat, S2, carrying out supercritical water gasification reaction on the pretreated wastewater, synchronously decomposing organic matters and generating hydrogen, the method comprises the following steps: S1, gasifying effluent, S2, carrying out gasification on the effluent, S3, carrying out filtration and biodegradation on the gasified effluent by adopting a self-energy-supply dynamic membrane bioreactor, S4, carrying out deep purification on membrane effluent through a photocatalysis-microalgae coupling system, and S5, coordinating operation of the whole system through an intelligent control algorithm based on real-time monitoring data. According to the method disclosed by the invention, the technical effects of efficiently recovering the wool fat and improving the oil-water separation selectivity are achieved by adopting a technical scheme of synergistically enriching and demulsifying the magnetic response bionic nano-enzyme and the high-gradient magnetic field; the problems of high reaction residue, serious secondary pollution and easy enzyme inactivation are solved.

The application discloses an extraction method of functional fatty acid, which comprises the following steps: dissolving lanolin in an alcohol aqueous solution, adding an excess of strong alkali, and heating to perform saponification to obtain a saponification solution; adjusting the pH of the saponification solution to neutral or weak alkaline by using a strong acid aqueous solution; adding a calcium chloride alcohol aqueous solution to the saponification solution to obtain a calcium fatty acid precipitate, and washing the precipitate with an alcohol aqueous solution; taking the calcium fatty acid precipitate, adding water, and adjusting the pH to strong acidity, and performing acidification under the condition of ultrasonic heating; adding an extraction solvent to perform extraction and separation, removing the water phase, reserving the organic phase, removing the extraction solvent by rotary evaporation, and obtaining the functional fatty acid. The application uses an ultrasonic acidification method to improve the technology of extracting functional fatty acid in lanolin by calcium precipitation, significantly solves the problem of calcium fatty acid acidification difficulty in lanolin, greatly improves the yield and purity of the functional fatty acid, and shortens the production time of the functional fatty acid.

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 present invention belongs to the technical field of leather softening agents, and specifically relates to a lanolin / soybean polysaccharide-based softening agent for aged leather, its preparation method, and application. The softening agent of the present invention is formed by mixing glycerol, aminosilicone oil, lanolin, and a soybean polysaccharide aqueous solution. The preparation method of the softening agent comprises: mixing the soybean polysaccharide aqueous solution and glycerol to obtain a first mixture; adding aminosilicone oil to the first mixture and mixing to obtain a second mixture; adding melted lanolin to the second mixture and mixing to obtain the lanolin / soybean polysaccharide-based softening agent for aged leather. The present invention uses pure natural soybean polysaccharides, glycerol, aminosilicone oil, and lanolin to prepare the lanolin / soybean polysaccharide-based softening agent for aged leather, which not only achieves deep penetration into aged leather and effective filling of fiber gaps, but also significantly improves the softness, color, and heat resistance of aged leather.

The invention relates to a method for preparing wool fat by using supercritical CO2 extraction of wool washing wastewater, and relates to the technical field of wastewater treatment and resource recovery. Wool washing wastewater is subjected to filtration neutralization and ultrafiltration membrane filtration, and pretreated wastewater is obtained; feeding the pretreated wastewater into a supercritical CO2 extraction kettle, adding ethanol, sealing, introducing CO2, heating and boosting to a supercritical state, carrying out constant-temperature and constant-pressure extraction, sequentially feeding into a primary separator and a secondary separator, and separating to obtain a wool fat crude product and CO2 gas; cooling the separated CO2 gas into liquid CO2, pressurizing the liquid CO2, and feeding the liquid CO2 back to the extraction kettle for recycling; performing vacuum distillation and impurity removal on the wool fat crude product to obtain high-purity wool fat; the extracted residual liquid is adsorbed by modified activated carbon to remove residual trace organic matters, and is circularly used for wool washing; the lanolin extraction rate is effectively improved, the purity of refined lanolin is high, and the lanolin meets the use requirements in the fields of cosmetics, medicines and the like.

This invention belongs to the field of surface treatment technology for electronic components, specifically relating to a water-based protective agent that enhances the sulfide resistance and high-temperature discoloration prevention of plating layers. The invention discloses a composition comprising lanolin or its derivatives, rosin amine or its derivatives, and a surfactant. This water-based protective agent can simultaneously improve the sulfide resistance and high-temperature discoloration prevention performance of the plating layer. After treatment with the water-based protective agent of this invention, the plating layer remains colorless even after immersion in potassium sulfide at 30°C for 10 minutes and after baking at 200°C for 20 minutes. Furthermore, the film formed using the protective agent of this invention does not affect the conductivity of electrical contact components.

The invention relates to the field of fluorine-containing wastewater recovery, in particular to a fluorine-containing wastewater recovery device which comprises an aeration tank, an aeration mechanism, a filter cartridge, a storage mechanism, a discharging mechanism, a sealing mechanism and a filtering mechanism. In the using process, wastewater enters the filter cartridge and moves in the filter cartridge from top to bottom, and the wastewater enters the storage mechanism; impurities such as sheep manure and wool fibers move downwards to enter the filtering mechanism, so that impurities such as wool fat, sheep manure and wool fibers enter the filtering mechanism, impurities in water are reduced, and people can recycle waste water conveniently; when the impurities in the filtering mechanisms are excessive, the storage mechanisms are opened, the storage mechanisms operate to enable the filtering mechanisms without pollution to move in the storage mechanisms to be overlapped with the filtering cylinders, the other storage mechanism is opened to drive the filtering mechanisms filled with the impurities to move to be staggered from the filtering cylinders, the discharging mechanism slides, and the large number of filtering mechanisms move upwards; and people can conveniently clean impurities in the filtering mechanism.

The present application provides a kind of ship hull barnacle protection net.The support layer of the protection net is nanofiber membrane with micron pit array formed by laser etching, the inside is attached to the adhesive made of modified dopamine-acrylate copolymer, nano-silica, calcium alginate microspheres, chitosan, chitin nanofiber, lanolin and antioxidant, and the outside is compounded with stainless steel wire mesh.The present application realizes long-term inhibition of barnacles through the physical barrier of the hydrophobic support layer and the synergistic effect of the antifouling components in the adhesive without adding toxic antifouling agents, and has the characteristics of firm bonding, excellent mechanical properties, environmental protection and non-toxicity, effectively solves the problems of poor antifouling effect, insufficient bonding reliability and poor environmental protection of existing protection materials, and is suitable for barnacle protection of underwater parts of ship hull.

The present application relates to wastewater treatment technical field, specifically, it is a kind of grease recovery mechanism based on carbonization wool wastewater treatment.It includes centrifugal separator and the heating tank body connected with the feed inlet of centrifugal separator, it further includes wastewater water removal mechanism connected with the feed inlet of heating tank body.The present application passes through letting wastewater flow into the inside of grease-proof permeable membrane, through the synergistic effect of grease-proof permeable membrane and water-permeable filter screen, wastewater stays and relies on liquid level static pressure to seep out water, when the shielding platform is controlled to move up by control member, the narrow passage between shielding platform and grease-proof permeable membrane, utilize flow resistance to form local high pressure, further squeeze wastewater, realize depth dehydration, combine with rotary centrifugal force and dynamic water pressure, let wastewater through inner tank remove part of water, significantly reduce the water content of wastewater, improve the fat concentration, reduce subsequent centrifugal separation times, improve lanolin recovery efficiency.

The invention discloses a high-performance anti-rust oil composition and a preparation method thereof, and belongs to the field of soft film anti-rust oil, the high-performance anti-rust oil composition comprises the following components: 70-80 parts of base oil, 1-3 parts of a film-forming agent and 15-30 parts of an anti-rust agent, the base oil is selected from 10 # white oil, 60N base oil, 150N base oil and 500N base oil, and the film-forming agent is selected from a film-forming agent and an anti-rust agent. The antirust agent is selected from a compound of barium petroleum sulfonate, sodium sulfonate, calcium petroleum sulfonate, barium dinonyl naphthalene sulfonate, dodecenylsuccinic acid, alkenyl succinic acid half ester and sorbitan monooleate, and the film-forming agent is selected from a compound of oxidized paraffin butyl ester, oxidized wax, lanolin pentaerythritol ester and lanolin magnesium soap. The anti-rust oil composition can simultaneously achieve excellent comprehensive protection performance such as physical isolation, chemical adsorption and salt mist resistance, the anti-rust effect in high-humidity and high-salt environments such as marine transportation is remarkably improved, and compared with conventional soft film anti-rust oil, the anti-rust oil composition has longer-acting corrosion inhibition capacity and better lubricating stability.

This invention relates to a pollution-free rust-preventive oil and its preparation method, belonging to the technical field of rust-preventive oils. This invention uses No. 10 machine oil as a carrier, allowing other functional additives to be uniformly dispersed in the oil. Rust inhibitors such as barium petroleum sulfonate, sodium petroleum sulfonate, and zinc naphthenate can form a protective film on the metal surface, collectively enhancing the rust-preventive effect. Benzotriazole, as a corrosion inhibitor, can form a dense passivation film on the metal surface, working synergistically with the rust inhibitors. Sodium dodecyl sulfonate has excellent dispersing and emulsifying properties, helping other additives to be better dispersed in the base oil. Furthermore, sodium dodecyl sulfonate can enhance the rust-preventive film. 3-Mercaptopropyltrimethoxysilane can enhance the adhesion and water resistance of the rust-preventive film, improving the overall performance of the rust-preventive oil. The addition of modified lanolin can improve the stability of the rust-preventive oil, enabling it to maintain good rust-preventive effects under various environmental conditions.

The application discloses a door handle area debugging method of a vehicle door outer plate drawing die, and relates to the technical field of drawing die debugging. The method is mainly used for solving the problem that irreversible defects are caused by die surface defects in the existing debugging method. The method comprises the following steps in sequence: S1, sample parts are trial-produced and are colored with lanolin; S2, if the coloring is uneven, the defects of the door handle area of the sample parts are polished by using a grinding wheel; S3, other areas of the sample parts are colored with lanolin, and if the coloring is uneven, the drawing die is reprocessed; S4, sample parts are trial-produced again and are colored with lanolin; and S5, if the coloring is uneven, the door handle forming area of the drawing die is reprocessed. The door handle area debugging method of the vehicle door outer plate drawing die can avoid irreversible influence caused by die surface defects, so that the door handle area surface defects can be eliminated, the surface quality of the parts is improved, and the satisfaction of customers is met.

The invention relates to an ointment-containing adult diaper specially developed for adult patients suffering from urinary and fecal incontinence, comprising an ointment layer (1) containing zinc oxide, petrolatum, lanolin, aloe vera, panthenol, and vegetable oils (capric / caprylic triglyceride, stearyl alcohol, sweet almond oil, olive oil, calendula officinalis flower extract, hamamelis virginiana (witch hazel) extract), which protects the skin from irritation, moisturizes it, and provides a healing effect, and further comprising absorbent, liquid distribution, and breathable outer layers that protect skin health.

The invention relates to a down feather finishing agent for reducing down cluster and a preparation method thereof, and belongs to the technical field of down feather processing.The down feather finishing agent is prepared from, by weight, 5-8 parts of plant extract, 1-3 parts of polyoxyethylene lanonol, 2-4 parts of isooctanol ammonium sulfate and 40-50 parts of starch water, the plant extracting solution is obtained by mixed fermentation of soybean milk and moringa seeds, in the mixed fermentation system, the mass ratio of the soybean milk to the moringa seeds is (3-5): 1, and adopted zymophyte is lactobacillus casei. According to the down feather finishing agent provided by the invention, a liquid system consisting of polyoxyethylene lanonol, isooctanol ammonium sulfate salt and starch water is utilized to provide a suitable environment for a mixed fermentation product of soybean milk and moringa seeds to act on down feather fibers, so that the effects of reducing the clotting probability of down feather and improving the filling power and durability of the down feather are achieved.

The present invention relates to lubricant composition comprising:a corrosion inhibitor comprising A1 and A2:A1: 0.3-3 wt. % of one or more octadecylamine N—C10-20 alkanoyl sarcosinates,A2: 1-5 wt. % of one or more substances selected from lanolin magnesium soap, lanolin calcium soap, lanolin barium soap, lanolin lithium soap, barium petroleum sulfonate and sodium petroleum sulfonate,0.2-2 wt. % of one or more surfactants selected from Span-80, AEO-9 and TX-4;10-40 wt. % of a lubricant base,0.2-2 wt. % of fullerene C60,50-80 wt. % of a solvent selected from D80, D100 and D110, andoptionally, a propellant gas;all wt. % percentages are based on the total weight of the lubricant composition.

The invention relates to the technical field of wool fat centrifugation, in particular to a wool fat centrifugal separator which comprises a separation assembly, and the separation assembly comprises a shell, a bottom shell arranged at the bottom of the shell and a plugging assembly arranged in the shell; the plugging assembly comprises a mounting base, a mounting groove formed in the mounting base and a sliding plate arranged in the mounting groove. Through the blocking assembly, the synergistic effect of a blocking plate, a spring and a guide plate is utilized to achieve accumulated force pushing, and the linkage design of a pressing rod, a gear and a blocking disc is combined, so that a user can conveniently control opening of the blocking plate, quantitative feeding of impurities is accurately controlled, and the separation efficiency of water in the impurities is improved; meanwhile, the discharging assembly adopts a matched structure of an extrusion plate and a sliding sleeve, a reciprocating rod is pushed by means of gas, and a lifting seat is driven to move up and down through transmission of the reciprocating rod, a threaded sleeve and a threaded pipe, so that impurities after separation are smoothly discharged, and power support is provided for the force storage action of the plugging assembly.

The invention discloses an application of wool fat in preparation of an anti-alopecia product. The alopecia comprises androgenetic alopecia. The product comprises wool fat and auxiliary materials. Candidates are dug from an existing skin care product raw material library, the treatment effect of the wool fat on androgenetic alopecia is verified through in-vivo and in-vitro experiments, a brand new application of the wool fat is provided, it is verified that the wool fat is good in safety through long-term external use of a human body, the local precise effect can be achieved through a transdermal delivery system, and the application range is wide. The systematic risk of oral medicine is avoided. The invention proves that the lanolin has the effect of treating the androgenetic alopecia, and compared with the existing single-mechanism treatment medicine, the lanolin has smaller side effects in the aspect of treating the androgenetic alopecia and has good tolerance after being used for a long time.

The application discloses a kind of high oil load mutton oil powder grease and its preparation method, belong to food processing technical field.The method is as follows: (1) preparation gelatin solution, join nanocellulose stirring to obtain composite liquid, then adjust pH, the non-ionic cellulose ether of addition is carried out high pressure homogenization to obtain suspension, then dry to obtain nanocomposite particle;(2) the nanocomposite particle in step (1) is dispersed in water as aqueous phase system, mutton oil is added as oil phase in aqueous phase and is sheared, high pressure homogenization obtains mutton oil pickering emulsion;(3) the mutton oil pickering emulsion of step (2) is added in plant polyphenol, and the modified mutton oil pickering emulsion is obtained;(4) the modified mutton oil pickering emulsion in step (3) is spray dried to obtain mutton oil powder grease.The application makes the oil load of mutton oil powder grease reach 90% without adding any small molecule surfactant, and mutton oil powder grease has good rehydration.

The invention relates to a whitening and skin tendering composition and a preparation method thereof, and belongs to the technical field of cosmetics. Comprising the following components: 500 parts of lanolin matrix; the traditional Chinese medicine extracting solution comprises 5-20 parts of astragalus membranaceus, 5-20 parts of radix angelicae, 15-40 parts of poria cocos and 5-20 parts of ligusticum wallichii; 30 parts of honey; and 0.1-1 part of a preservative. According to the present invention, the skin whitening, spot fading, skin tendering and pore shrinking can be achieved, the permeability is enhanced by compounding the milkvetch root, the angelica dahurica and the like and combining the lanolin matrix, the formula is scientific, the effect is significant, the specific process of water decoction, honey blending and lanolin emulsification is adopted, the process is unique, the stability is good, and the components are derived from the natural traditional Chinese medicine and the edible raw material, and are natural, mild and non-irritant.

The present application provides a water-soluble plant wound healing agent and a preparation method. The preparation raw materials of the healing agent include water, water-soluble lanolin, mussel mucopolysaccharide, sodium naphthaleneacetate, willow fresh branch extract and copper sulfate. The healing agent can form a thin film with strong water retention and air permeability when sprayed on the wound of the tree body, preventing water evaporation in the wound xylem, inducing the cambium cells to split faster and promoting the rapid growth of the cambium. Meanwhile, the healing agent can prevent external bacteria from entering the wound of the tree body, achieving the effects of bacteriostasis and sterilization, and avoiding secondary damage caused by pathogenic bacteria infection. After the wound is recovered, the water-soluble lanolin disappears due to volatilization and rainwater flushing, avoiding the burn caused by the invasion of oily substances into the bark. The healing agent has good liquid flowability, film-forming property and water retention, and the raw materials are simple and easy to obtain. The preparation process is simple, and the healing agent can be used to heal the wound under complex conditions such as high position, large area and large quantity by means of a spray pot, a small sprayer and the like, greatly improving the work efficiency.

The invention discloses a compound nysfungin ointment, which comprises an active component, a preservative, a humectant, a thickening agent, a grease matrix and an antibacterial agent, the active component is selected from one or more of self-made mycotoxin, neomycin sulfate, permethrin and triamcinolone acetonide, the preservative is selected from benzalkonium chloride, the humectant is selected from glycerol, the thickening agent is selected from glycerol, and the grease matrix is selected from a grease matrix. The humectant is selected from humectant, the thickening agent is selected from carbomer, the grease matrix is selected from liquid paraffin and / or wool fat, the antibacterial agent is selected from thymol, and the ratio of the humectant to the thickening agent is (2-7): (0.5-3) in parts by mass. By accurately controlling the proportion of the humectant to the thickener, the texture of the ointment can be optimized, so that the skin permeability is improved, the medicine absorption is promoted, the treatment effect is improved, in addition, the form of the ointment can be kept, the active ingredients are prevented from being degraded, and the shelf life of the preparation is prolonged.

The invention discloses a scald ointment for diminishing inflammation and swelling and promoting healing and a preparation method thereof. The emu oil is prepared from the following raw materials: peony seed oil, borage oil, evening primrose oil, perilla seed oil, shea butter, rose hip oil, emu oil, linseed oil, coconut oil, palm oil, horse oil, zedoary turmeric oil, safflower seed oil, pine needle oil, a paniculate spotflower herb alcohol extract, a paniculate spotflower herb water extract, lygodium japonicum, polygonatum polysaccharide, a blackberry lily extracting solution, a jerusalem artichoke extracting solution, a lavender extracting solution and a rhodiola rosea extracting solution. The formula comprises a radix zanthoxyli extracting solution, lanolin, methylparaben, granular paraffin and ethanol. The traditional Chinese medicine composition is natural and mild in components, small in skin irritation, safe to use, capable of deeply permeating, locking moisture, rapid in effect taking and capable of remarkably inhibiting inflammatory response, relieving tissue redness and swelling, shortening the healing period, providing a moist environment for tissue repair, continuously nourishing periinvasive tissue, promoting granulation tissue growth and accelerating the epithelization process, so that damaged skin is effectively repaired; good clinical application prospects and market potential are realized.

The invention provides a microemulsion with muscle activating, protecting and repairing effects and a preparation method thereof, and belongs to the technical field of medical treatment, the microemulsion comprises the following raw materials by mass: 1-8% of an oil phase, 4-10.5% of a surfactant, 0.1-0.2% of a preservative, 1-3.5% of a safflower extract, 0.1-0.5% of polyacrylamide, 0.02-0.05% of ocimum gratissimum oil, and the balance of water. 0.05 to 1.28 percent of cinnamon oil, 0.5 to 1 percent of carbomer 980 and water; wherein the oil phase comprises olive oil and a mixture of another one or two grease substances, and the grease substances comprise one of lanolin, isopropyl myristate, glyceryl monostearate, menthol and vitamin E succinate; the traditional Chinese medicine composition is simple to prepare, convenient to use and high in skin permeability, has definite effects of activating, protecting and repairing muscles, and has moisturizing and moistening effects.

The invention relates to the field of cosmetic raw material extraction, in particular to a cosmetic raw material extraction process. The invention aims to provide a cosmetic raw material extraction process which can further improve the stability of sheepskin during tearing during production and preparation of wool fat, and the cosmetic raw material extraction process comprises the following steps: S1, unfolding the sheepskin towards the outer side; s2, the unfolded sheepskin is fixed through a processing device; s3, the unfolded and fixed sheepskin is torn and stretched towards the two sides through a processing device; and S4, scraping residues and sweeps on the wool through a processing device while tearing.

This invention discloses a flash deodorization method for lanolin, belonging to the field of lanolin refining technology. The method includes: S101: dissolving crude lanolin in 4-6 times its volume of anhydrous hot ethanol, then sending it to the upper part of a vacuum flash evaporator and spraying it downwards; S102: introducing hot nitrogen gas at a temperature of 95-105℃ into the lower part of the vacuum flash evaporator, with the nitrogen gas in countercurrent contact with the crude lanolin spray solution; S103: after circulating and spraying the crude lanolin in the vacuum flash evaporator for a certain period, sending it to a first oil-water separator for cooling, separating the ethanol to obtain lanolin. The exhaust gas from the vacuum flash evaporator is sequentially sent to a power wave tower, a condenser, a gas-liquid separator, and a vacuum device; anhydrous ethanol is circulated and sprayed in the power wave tower, with the spray solution temperature at 45-50℃. This patented method can deodorize lanolin to odorless levels and also has the advantages of significantly reducing color and achieving a high yield.

The present application belongs to the field of medicine processing, and relates to a sustained-release tablet containing trazodone hydrochloride and a preparation method thereof. The sustained-release tablet is prepared from the following raw materials in parts by mass: 75-150 parts of active ingredient, 42-84 parts of filling agent, 12-24 parts of binding agent, 12-24 parts of release retardant, 3-6 parts of lubricant and wetting agent; the active ingredient is trazodone hydrochloride; the filling agent is one or more of sucrose, corn starch, lactose and microcrystalline cellulose; the binding agent is one or more of povidone K30, povidone K90 and hypromellose; the release retardant is one of Brazil palm wax, insect wax and lanolin; the lubricant is one or more of magnesium stearate, talc and silicon dioxide; and the wetting agent is one of purified water, 10% ethanol solution and propylene glycol solution. The method can solve the problem of particle caking and improve the dissolution behavior of the preparation.

The utility model discloses a multifunctional reaction kettle for producing wool acid quaternary ammonium salt, which relates to the field of reaction kettle structures and comprises a kettle body, an isolation heat preservation layer is arranged on the inner surface of the kettle body, a coil pipe is arranged in the kettle body, a heat exchange medium is filled in the coil pipe, a jacket is arranged outside the kettle body, and heat conduction oil is arranged in the jacket. A stirring device is further arranged on the kettle body and comprises a stirring motor, the stirring motor is fixedly arranged at the top of the kettle body, a stirring rod is arranged on an output shaft of the stirring motor and extends into the kettle body, stirring blades are arranged at the bottom of the stirring rod, and the stirring blades are arranged in the coil pipe; according to the multifunctional reaction kettle for producing the wool fatty acid quaternary ammonium salt, the coil pipe is arranged in the kettle body and is in direct contact with reaction liquid in the kettle body, so that the temperature response speed of the liquid in the kettle body is increased, the energy utilization rate of a heat-conducting medium is increased, and the temperature distribution uniformity of the reaction liquid in the kettle body is improved; the accurate control of the lanolin fatty acid quaternary ammonium salt reaction conditions is realized.

The invention belongs to the technical field of personal care products, and particularly relates to a bacteriostatic antioxidant moisturizing composition, a preparation method thereof and application of the bacteriostatic antioxidant moisturizing composition in skin care products. The bacteriostatic antioxidant moisturizing composition provided by the invention is prepared from 0.8 to 3.5 percent of litsea cubeba essential oil, 0.5 to 3 percent of camphor tree essential oil, 8 to 22 percent of camellia oleosa seed oil, 4 to 9 percent of glycerol, 0.2 to 0.6 percent of sodium hyaluronate, 2 to 6 percent of wool fat, 1.5 to 3.5 percent of emulsifier, 0.5 to 2 percent of panthenol and the balance of water. The litsea cubeba essential oil, the camphor tree essential oil and the camellia oleosa seed oil are used as core functional raw materials, so that the essential oil has the triple core effects of comprehensive bacteriostasis, high-efficiency oxidation resistance and long-acting moisturizing; the core components of the formula are natural components extracted from plants, so that the hand cream is safe and low in sensitivity, and is suitable for daily hand care, dry and damaged hand repair and hand bacteriostasis protection in special scenes.

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.

The present application belongs to the field of cosmetics, and discloses a buttock-protecting cream, which comprises the following components in percentage by weight: petrolatum: 44-57.5%; light polar synthetic oil: 35-45%; lanolin: 3-8%; trihydroxy stearyl alcohol: 2-5%; microcrystalline wax: 1-5%; oil-absorbing powder: 1-3%; white beeswax: 0.5-2%. The buttock-protecting cream of the present application takes petrolatum as the main component, and light polar synthetic oil, lanolin, trihydroxy stearyl alcohol, microcrystalline wax and white beeswax as auxiliary components, and the six components are combined to significantly improve the forming capacity of the isolation layer and the hardness support during temperature change, and achieve better urine isolation effect. Meanwhile, the present application also provides a preparation method of the buttock-protecting cream.