65 results about "Methyl oleate" patented technology

The present application relates to a kind of ultra-low VOC water-based paint and its preparation method, belong to paint technical field, and paint component includes modified acrylic-polyurethane hybrid emulsion, methyl linoleate, choline chloride-glycerol complex, modified nano titanium dioxide photocatalyst, PEG-40 stearate, thickening agent, preservative, pH regulator etc..The present application is prepared by special method modified acrylic-polyurethane hybrid emulsion, modified nano titanium dioxide photocatalyst, then with methyl linoleate, PEG-40 stearate, choline chloride-glycerol complex and other additives are prepared according to certain proportion Cooperation preparation paint, with the effect of fast curing and not cracking, very low VOC volatility, and good water resistance and acid and alkali resistance, strong adhesion.

Disclosed in the present invention are a refining device for medicinal ethyl oleate and a use method therefor. The refining device comprises a preset negative pressure vacuum batching apparatus, a vacuum pump, a dynamically adjustable memory reaction kettle, a discharge three-way pipe, a plate-frame circulating filtration assembly, a bag-type filter, a preset negative pressure vacuum finished product storage tank, a second centrifugal pump, and a barrel-type cartridge filter. The preset negative pressure vacuum batching apparatus is in communication with the dynamically adjustable memory reaction kettle; the discharge three-way pipe is disposed at a lower end of the dynamically adjustable memory reaction kettle; an input end of the plate-frame circulating filtration assembly and an input end of the bag-type filter are respectively in communication with and arranged at the other two ends of the discharge three-way pipe; the preset negative pressure vacuum finished product storage tank is in communication with and arranged at an output end of the bag-type filter. The present invention pertains to the field of ethyl oleate production, and specifically provides a refining device for medicinal ethyl oleate and a use method therefor, which overcomes the inability of existing ethyl oleate refining devices to control the peroxide value physicochemical index of the product, and facilitates more uniform and thorough stirring and mixing of materials.

The invention provides a nomeline nasal-brain delivery preparation for transnasal region mucosa administration, and an auxiliary material mixture of the nasal-brain delivery preparation comprises 1) phospholipid, and 2) any one of diluent ethyl oleate, isopropyl myristate, sesame oil or castor oil; optionally, the auxiliary material mixture can also comprise 3) a dissolving agent such as ethanol or diethylene glycol monoethyl ether, the auxiliary material mixture is a non-aqueous system, and a solution prepared from the mixture of the two or three auxiliary materials can be absorbed by the nasal meatus olfactory mucosa after being administrated through the nasal region mucosa, can be quickly conducted to the brain olfactory bulb region along olfactory nerves and cerebrospinal fluid, and can be used for treating the brain olfactory bulb. The problems that the peripheral side effect is high due to poor brain targeting of the medicine, the medicine takes effect slowly and the like are solved.

The invention belongs to the technical field of microbial fermentation, and particularly relates to Wickerhamomyces anomalus and application thereof in preparation of ethyl palmitate, propyl linoleate or ethyl oleate. According to the present invention, the Wickerhamomyces anomalus is provided, the Wickerhamomyces anomalus is the Wickerhamomyces anomalus Lz5, the classification name of the Wickerhamomyces anomalus is Wickerhamomyces anomalus, the Wickerhamomyces anomalus is preserved in the China General Microbiological Culture Collection Center on June 19, 2025, and the preservation number of the Wickerhamomyces anomalus is CGMCC No. 34954; the address of the preservation unit is Institute of Microbiology, Chinese Academy of Sciences, No.3, No.1 Yard, Beichen West Road, Chaoyang District, Beijing; when the strain is used for fermenting sugarcane juice, ethyl palmitate, propyl linoleate and ethyl oleate can be prepared. In the culture medium after fermentation is finished, the content of ethyl palmitate can reach 13.68 mg / L. After subsequent extraction, the method can be used for industrial production.

The invention belongs to the technical field of mosquito larva prevention and control, and particularly relates to a mosquito-killing spreading oil agent and a preparation method and application thereof.The mosquito-killing spreading oil agent is composed of nerolidol, eugenol, methyl oleate, surfactants OP-4 and OP-10 and oleic acid, the mass percent of methyl oleate is 85%, the mass percent of a mixed preparation prepared from the surfactants OP-4 and OP-10 according to the mass ratio of 1: 1 is 5%, and the mass percent of oleic acid is 5%. The mosquito larva killing rate of the film spreading oil agent product within 60 minutes is 100%. Under the same condition, the effect of the insecticidal composition is better than that of pyrethrin, and the insecticidal speed is higher. The film spreading oil agent can reduce the chemical pesticide resistance of deet, and also can achieve the effects of environmental protection and efficient killing of mosquito larvae.

The invention discloses Leishan fish sauce sour essence as well as a preparation method and application thereof. The leishan fish sauce acid essence is prepared from ethyl acetate, absolute ethyl alcohol, ethyl isovalerate, ethyl hexanoate, isoamyl alcohol, furfuryl alcohol, ethyl lactate, ethyl caprylate, acetic acid, diethyl succinate, methyl salicylate, ethyl benzoate, ethyl laurate, hexanoic acid, phenethyl alcohol, 4-methyl guaiacol, ethyl myristate, ethyl palmitate, ethyl oleate, capsicum oleoresin, ethyl phenylacetate and ginger oil. And lactic acid, glycerol triacetate, ocimene, ethyl isovalerate, ethyl butyrate, anethole and phenylacetaldehyde. The Leishan fish sauce sour essence disclosed by the invention is soft and harmonious in overall fragrance, natural and vivid, still has stable flavor characteristics at high temperature, can make up the problem of flavor deficiency in sour soup products, realizes accurate reproduction and controllable release of composite fragrance, improves the standardization level of products, and effectively improves the preference degree of consumers.

The invention relates to the technical field of pharmaceutical analysis, and particularly discloses a method for simultaneously determining the content of benzyl alcohol and ethyl oleate. The method for simultaneously measuring the content of benzyl alcohol and ethyl oleate comprises the following steps: S1, mixing a sample to be measured with a low alcohol aqueous solution, freezing, adding non-polar straight-chain alkane, extracting and layering to obtain a liquid to be measured; s2, an Agilent DB-WAX chromatographic column is adopted and matched with optimized chromatographic conditions such as a heating procedure, gas chromatography detection is conducted on the to-be-detected liquid, and therefore simultaneous quantitative determination of benzyl alcohol and ethyl oleate is achieved. The method provided by the invention has the advantages of simplicity and convenience in operation, high accuracy, good repeatability, strong applicability and the like, and solves the problems of poor separation degree of benzyl alcohol and ethyl oleate and low detection efficiency in the prior art.

This invention discloses a coal liquefaction residue-based warm-mix self-healing dual-function asphalt modifier and its preparation method, belonging to the field of road engineering materials technology. The modifier consists of the following components by mass percentage: plasma-activated coal liquefaction residue micropowder (40-60%), warm-mix functional agent (10-20%), self-healing microcapsules (15-25%), interface reinforcing agent (5-10%), and coupling agent (2-5%). The plasma-activated coal liquefaction residue micropowder has a particle size of 0.15 mm, a specific surface area of ​​300-400 m² / g, and a surface hydroxyl content of 1.2-2.0 mmol / g. Its porous structure is used to adsorb and slowly release the warm-mix functional agent, and also serves as a carrier for the microcapsules. The warm-mix functional agent is a compound of sodium alkylbenzene sulfonate / polyoxyethylene ether and glyceryl stearate / methyl oleate, which are oriented at 120-130℃ to form a lubricating interface layer, reducing the viscosity of the asphalt mortar by more than 30%. The self-healing microcapsules use polyurethane as the shell material and contain asphalt recycler, sulfur, and plasticizer in the core material. They can rupture and release the core material when microcracks propagate.

The application discloses a sulfonic acid group functionalized C3N4 catalyst and application thereof in synthesis of photocatalytic epoxy methyl oleate, and relates to a method for synthesizing epoxy methyl oleate by one-step epoxidation of methyl oleate under visible light irradiation at room temperature, normal pressure and neutral reaction conditions, with the sulfonic acid group functionalized C3N4 as a heterogeneous visible light catalyst and air as an O2 source. The synthesis method has the characteristics of atom economy of a synthesis route, direct use of air as an O2 source, no need of additional hydrogen peroxide, high activity of a catalytic system, good selectivity, recyclability and the like.

The present application relates to the structure of the formula (I) or formula (II) shown in the methyl oleate succinic alcohol ether ester, wherein, R1 It is selected from -CH2-, -CH2CH2-, -CH (CH3) CH2-, -CH2CH (CH3)-; N It is selected from the integer of 1-15; R2 It is selected from the substituted or unsubstituted C1-C 40 Hydrocarbon group. The present application also relates to the preparation method of the methyl oleate succinic alcohol ether ester and the diesel composition comprising the methyl oleate succinic alcohol ether ester. The methyl oleate succinic alcohol ether ester provided by the present application can significantly improve the lubricating property of low sulfur diesel, and has excellent effect of improving the lubricating property of diesel with small addition amount in diesel, and the freezing point of the methyl oleate succinic alcohol ether ester is low, which can be normally used under low temperature environmental conditions.

The present application relates to the technical field of liquor quality. The present application utilizes the same fungus Eurotium cristatum SXHBTBU1934 CGMCC NO.21026 as yeast to independently ferment wheat, and then utilizes the fermented wheat as "microbial filter material" to filter distilled liquor. The specific method for improving liquor quality by utilizing microbial fermentation material comprises the following steps: filtering liquor body by adsorption material to obtain filtered liquor body; mixing the filtered liquor body with washing-removing material to obtain washing-removed liquor body; and performing fine filtration on the washing-removed liquor body to obtain product liquor body. By utilizing the method of the present application, the compounds such as ethyl oleate and ethyl linoleate, which have negative influence on the flavor of liquor and have viscosity, can be reduced in the liquor body; meanwhile, the acid ester compounds such as ethyl octanoate are increased, which adds fruit flavor to the liquor body, but does not destroy the flavor balance of the four flavoring substances such as ethyl acetate, ethyl lactate, ethyl butyrate and ethyl hexanoate, and does not affect the main taste of the liquor body.

The invention discloses a sustainable asphalt regenerant, a preparation method and application, the sustainable asphalt regenerant comprises methyl palmitate, methyl linoleate, methyl oleate, methyl stearate, methyl eicosenoate, methyl arachidonate and the like, the content of saturated fatty acid methyl ester exceeds 21.3-25.6% of the total content of fatty acid methyl ester, and the content of saturated fatty acid methyl ester exceeds 21.3-25.6% of the total content of fatty acid methyl ester. The content of unsaturated fatty acid methyl ester exceeds 66.2-70.5% of the total content of fatty acid methyl ester, and the total fraction is 100%; the regenerant is prepared from waste edible oil and fat as a raw material, and compared with a traditional petroleum-based regenerant, the regenerant is wide in source, low in raw material cost and renewable. The sustainable asphalt regenerant can effectively recover various properties of aged asphalt, and solves the problems of poor water damage resistance and durability caused by high content of acidic compounds in the existing waste edible oil asphalt regenerant; meanwhile, the recovery and reutilization of the waste edible grease and the aged asphalt material are realized.

The present application belongs to the field of agriculture, and particularly relates to a herbicidal composition containing butachlor, metamifop and isoxaben and application thereof, wherein the herbicidal composition is in the form of dispersible oil suspending agent, and contains the following components in the weight percentage: butachlor 20-28%, metamifop 6-10%, isoxaben 3-9%, emulsifier 10-20%, dispersant 1-5%, organic bentonite 0.5-2%, and methyl oleate to make up 100%. The emulsifier is a combination of EL-10 and Termul 2507, and the dispersant is ATLOX 4916. The dispersible oil suspending agent prepared by the present application has excellent emulsifying performance, suspending performance, good thermal storage stability and cold storage stability, and the specific surfactant combination can further reduce the thermal storage decomposition rate of the active ingredient. The active ingredient of the 38% dispersible oil suspending agent prepared by the present application is used in an amount of 20-30 g / mu to have excellent control effect on weeds in rice fields.

The invention relates to the technical field of pesticides, and discloses a nano dispersible oil suspending agent as well as a preparation method and application thereof. The method comprises the following steps: (1) mixing a first effective component, a solvent, a part of an emulsifier and water to obtain a first material; and (2) mixing the second effective component with the first material, then adding the dispersing agent, the residual emulsifier, the thickening agent and methyl oleate, and sanding to obtain the nano dispersible oil suspending agent. The preparation method of the nano dispersible oil suspending agent provided by the invention solves the problem that cyhalofop-butyl is easy to crystallize at a low temperature, solves the problem of low sanding efficiency caused by soft particles when cyhalofop-butyl raw medicine is sanded by a conventional method, can obtain a nano-scale pesticide preparation in a shorter time, and is suitable for large-scale popularization and application. And the prepared nano dispersible oil suspending agent has the advantage of stability under the conditions of room temperature, high temperature and low temperature.

The utility model belongs to ethyl oleate preparation technical field especially one kind is provided with the preparation device of ethyl oleate of adsorption function, it includes reation kettle equipment and adsorption box, the top of adsorption box is provided with feeding opening, and the bottom end fixed communication of reation kettle equipment has liquid outlet pipe, and this preparation device still includes: connecting pipe, the bottom end fixed communication of connecting pipe is on liquid outlet pipe, and the top end fixed communication of connecting pipe is in the top of adsorption box, and water pump is fixedly installed on connecting pipe, infusion tube, the top fixed communication of infusion tube is on the bottom end of adsorption box, and valve is fixedly installed on infusion tube, the utility model discloses through simple structure has realized to ethyl oleate after esterification reaction, can efficiently remove the impurity and moisture in ethyl oleate inside, avoids the influence of ethyl oleate preparation after color, smell and purity, improves the finished product quality of ethyl oleate, and the practicality is strong.

The invention relates to the technical field of metal rolling and rolling oil, and provides anti-spot and anti-corrosion rolling oil as well as a preparation method and a use method of the anti-spot and anti-corrosion rolling oil. 9 to 13 parts of synthetic ester; 2 to 3 parts of an antioxidant; 5-8 parts of an anti-wear reagent at extreme pressure; 2-3 parts of an antirust agent; 4-5 parts of an emulsifier; 0.7 to 1.2 parts of a bulking agent and 0.007 to 0.012 part of a nanometer self-lubricating agent; the base oil is mineral oil 150SN, castor oil and 500SN base oil, and based on the total mass of the base oil, the ratio of the mineral oil 150SN to the castor oil to the 500SN base oil in the base oil is (1.7-1.9): 1: (0.1-0.2); the compatibilizer is isopropyl palmitate and ethyl oleate, and the ratio of isopropyl palmitate to ethyl oleate is (3.4-5.4): 1 based on the total mass of the compatibilizer; the nanometer self-lubricating agent comprises nanometer molybdenum disulfide and nanometer silicon dioxide, and the ratio of the nanometer molybdenum disulfide to the nanometer silicon dioxide is 1: (1.4-1.5) according to the total mass of the nanometer self-lubricating agent. And spots and corrosion of the silicon steel in the cold rolling process are avoided.

The invention belongs to the technical field of biological disinfection, and particularly relates to a compound spray disinfectant for a livestock farm and a preparation process of the compound spray disinfectant. The composition is prepared from the following raw materials in parts by weight: 100-120 parts of a traditional Chinese medicine bactericidal composition, 25-30 parts of a lignin-based electrostatic generating agent, 10-15 parts of a bactericidal synergistic stabilizer, 200-250 parts of methyl oleate and 400-500 parts of distilled water. The porous high-hydrophobicity lignin-based electrostatic generating agent is prepared and introduced into the compound spray disinfectant, when aerosol is sprayed at a high speed, small-particle-size liquid drops collide and rub with the porous high-hydrophobicity lignin-based electrostatic generating agent to generate a contact electrification effect, and under the strengthening effect of zinc oxide, the compound spray disinfectant has a good electrostatic effect. Therefore, the outer layer structure of bacteria can be quickly destroyed, the sterilization intensity and the sterilization efficiency of the ingredients are effectively improved, and the problem that the sterilization efficiency of a traditional Chinese medicine compound disinfectant is low is solved.

The application belongs to the technical field of traditional Chinese medicine detection, and specifically provides a construction method of a characteristic chromatogram of fatty acid components in Zhi Yinyanghuo and application thereof. The application screens gas chromatography conditions and a pretreatment procedure of a test sample through a large number of experiments, screens four characteristic peaks of fatty acids, and realizes effective separation of four characteristic peaks of methyl myristate, methyl palmitate, methyl oleate and methyl stearate, with good peak shape, stable baseline and high resolution, thereby providing a basis for quality detection and control of fatty acid components in Zhi Yinyanghuo and preparations thereof. Through methodology investigation, the precision and intermediate precision of the instrument are good, and the repeatability, specificity and durability of the method are good, thereby meeting the determination requirements. The method can also be used to distinguish raw products and processed products, and is helpful for accurate medication in clinic.

The invention relates to a synthesis method of an aliphatic long-carbon-chain epoxy resin curing agent, so that other non-edible oil resources in the nature are used for modifying an amine curing agent, and the situation that most of amine modification raw materials are from edible oil such as soybean oil and palm oil is improved. Compared with a commercial curing agent, the toughness of a self-made epoxy resin system is greatly improved, the elongation at break is improved by 220%, the impact toughness is improved by 190%, the bending strength is reduced by 26.76%, and the bending modulus is reduced by 9.54%. The preparation method is characterized in that methyl oleate and ethylene glycol are used as raw materials to prepare long-carbon-chain diester through transesterification, and the long-carbon-chain diester and cysteamine hydrochloride are subjected to thiol-ene click reaction under the irradiation of an ultraviolet lamp by using 2, 2-dimethoxy-2-phenyl acetophenone as an initiator to synthesize the aliphatic long-carbon-chain epoxy resin curing agent. Therefore, the mechanical property of the epoxy resin is effectively improved.

The invention belongs to the technical field of catalyst preparation, and particularly discloses a Ni / TiO2-ZSM-22 catalyst as well as a preparation method and application thereof. According to the catalyst, a titanium source is directly introduced when a ZSM-22 molecular sieve is synthesized, in-situ doping modification of titanium on a ZSM-22 molecular sieve framework is achieved, and then an active component Ni is loaded on a modified carrier by adopting an equivalent-volume impregnation method, so that the catalyst is obtained. In-situ doped titanium is used as a multifunctional auxiliary agent to promote the ZSM-22 molecular sieve to form a pore channel structure of a mesoporous-microporous hierarchical pore structure, rich oxygen vacancies are formed, the dispersity of active metal nickel (Ni) is improved, nickel is used for effectively covering strong acid sites of the molecular sieve to regulate and control an acidic environment, and the molecular sieve is prepared into the ZSM-22 molecular sieve. The catalyst shows excellent hydrodeoxygenation activity and isomerization capability in a hydrodeoxygenation isomerization reaction of methyl oleate, and shows excellent selectivity to C8-C18.

The present invention relates to the use of fatty acid esters in deterring oviposition by cotton bollworms. In particular, the use of a combination of methyl palmitate, methyl stearate and methyl oleate in deterring oviposition by cotton bollworms.

The application discloses a high-permeability cold-resistant filling agent for rapid road surface repair and a road surface repair method, and relates to the technical field of road surface repair. The high-permeability cold-resistant filling agent for rapid road surface repair comprises the following components by weight: A component: fine aggregate 45-60 parts, heavy calcium carbonate powder 5-10 parts, hydroxypropyl methyl cellulose 3-8 parts, fly ash 0.5-1 part, cement 1-2 parts, graphene 0.5-1 part, calcium sulfate whisker 0.2-0.5 part, magnesium chloride 0.1-0.2 part, methyl oleate 0.1-0.2 part and magnesium stearate 0.1-0.2 part; and B component: one of an acrylic resin and a phenolic resin. The application further discloses a road surface repair method for rapid road surface repair. The filling agent has the advantages of low-temperature crack resistance, high permeability, good bonding force with an original road surface base, low shrinkage, avoidance of cracks, short-time solidification, rapid repair of a road surface, and quick opening to traffic.

The invention discloses a foramsulfuron nano dispersible oil suspending agent and a preparation method thereof, and relates to the technical field of herbicides. The invention relates to a foramsulfuron nano dispersible oil suspending agent which comprises the following components in percentage by weight: 1-5% of foramsulfuron, 20-30% of an emulsifier and the balance of a dispersion medium, the dispersion medium is prepared from methyl oleate and diethylene glycol diethyl ether according to the mass ratio of 1: 1; the emulsifying agent in the foramido-sulfuron nano dispersible oil suspending agent is prepared from one or two of 7200-F and sitosterol formyl arginyl-glycyl-aspartic acid dipotassium salt, and the emulsifying agent is prepared from one or two of 7200-F and sitosterol formyl arginyl-glycyl-aspartic acid dipotassium salt. The foramsulfuron nano dispersible oil suspending agent prepared by the invention is stable in performance, environment-friendly and green, and has excellent characteristics of small granularity, high dispersity and low decomposition rate.

The invention relates to the field of road engineering materials, and particularly discloses a quick-setting long-acting pavement mixture and a preparation method thereof. The invention relates to a quick-setting long-acting pavement mixture, which comprises an adhesive and an aggregate in a mass ratio of 1: (9-19), the adhesive comprises a main agent and a curing agent in a mass ratio of 1: (0.005-0.01); the main agent is prepared from the following raw materials in parts by weight: 5 to 7 parts of polymethylene polyphenyl polyisocyanate, 15 to 20 parts of carbamate modified isocyanate, 20 to 35 parts of polyether modified silane prepolymer, 5 to 10 parts of methyl oleate and 10 to 25 parts of matrix asphalt; the curing agent is prepared from the following raw materials in parts by weight: 0.1 to 0.5 part of bis (2, 2-morpholinoethyl) ether and 0.1 to 0.5 part of dibutyltin dilaurate. The pavement mixture disclosed by the invention can be used for repairing pavement pits in different scenes, and has the advantages of short construction period and excellent long-term durability.

The invention relates to a bird repellent based on plant extracts, and belongs to the technical field of biological prevention and control of infrastructure. The bird repellent is prepared from plant active ingredients, a plastic slow-release carrier and an auxiliary agent, wherein the plant active ingredients comprise methyl anthranilate, cinnamyl aldehyde, eucalyptus oil and peppermint essential oil; the auxiliary agent comprises an antioxidant, an antifreeze agent and a solvent composed of vegetable oil and methyl oleate. The bird repellent is prepared by mixing through a specific preparation method, and can be prepared into various dosage forms such as a colloidal mixture or foamable liquid and the like. Through the synergistic effect of various plant active components and the controlled release function of the plastic slow-release carrier, the invention aims to provide the bird repellent which is wide in bird repelling spectrum, long in effective action time, high in environmental adaptability and safe to use, and is mainly used for protecting electrical equipment and agricultural crops from being invaded and harassed by birds.

The invention relates to a weeding composition based on metamifop and cyhalofop-butyl and a preparation method thereof, and belongs to the technical field of pesticides, the weeding composition comprises the following raw materials by mass: 10-14 parts of an active component, 60-70 parts of a dispersion medium, 10-15 parts of an emulsifier, 3-5 parts of a dispersant, 1.5-2.5 parts of a thickener, 1-2 parts of a stabilizer, 3 parts of an anti-freezing agent and 0.5 part of an antifoaming agent; wherein the active ingredients comprise metazoloyl oxalic acid, cyhalofop-butyl and bispyribac-sodium, the dispersion medium comprises methyl oleate and vegetable oil, and the vegetable oil comprises one or a mixture of more of soybean oil, rapeseed oil, peanut oil and walnut oil; bispyribac-sodium is introduced as a third component to form a ternary compound system, the Bispyribac-sodium is used as a pyrimidine salicylic acid herbicide, and the action mechanism of the Bispyribac-sodium is that an acetolactate synthetase ALS inhibitor and a pyruvate synthetase ACCase inhibitor have no cross resistance.

The application relates to the field of pesticide formulations, and particularly discloses a dispersible oil suspension agent containing nicosulfuron, mesotrione and atrazine and a preparation method thereof. The dispersible oil suspension agent containing nicosulfuron, mesotrione and atrazine comprises the following raw materials in mass percentage: 38.2-45.1% of effective substance, 0.5-1% of dispersant, 12-14% of emulsifier, 0.3-0.5% of thickening agent, and the rest is methyl oleate, wherein the effective substance is mesoporous silica loaded with effective components; in addition, the preparation method has the advantages of improving the stability of the composite herbicide.

The application relates to the technical field of high polymer materials, and particularly discloses super-transparent glue and BOPP (Biaxially-oriented polypropylene) lightening film containing the glue. The super-transparent glue is composed of butyl acrylate, isooctyl acrylate, triethyl citrate, vinyl acetate, octadecyl trimethyl ammonium chloride, methyl oleate, 3-methoxy propylamine, an initiator and a solvent. The application has the advantage of improving the transparency of the glue.

The present disclosure relates to compositions including a UV absorbing system including at least one physical ultraviolet (UV)-attenuating material and at least one oil for inhibiting physical ultraviolet (UV)-attenuating material aggregation, as well as to methods of making and using such compositions.

The application belongs to the field of biology and particularly relates to a propandiol-feeding Lactobacillus lentus capable of simultaneously producing 2-nonanol and ethyl oleate and application thereof. The preservation number of the propandiol-feeding Lactobacillus lentus is CGMCC No.25141. The strain can produce 2-nonanol and ethyl oleate with contents of 0.330 mg / L and 0.213 mg / L respectively, and thus can be applied to liquor brewing as a strengthening agent.