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80results about How to "Good emulsification" patented technology

Boron-containing polyethylene glycol fatty acid ester surfactant

A boron-containing polyethylene glycol fatty acid ester surfactant belongs to the field of organic chemistry and functional materials. The boron-containing polyethylene glycol fatty acid ester surfactant is prepared as follows: polyethylene glycol (PEG), boric acid and fatty acid are used as raw materials, first esterification reaction of the PEG and the boric acid is performed, then esterification reaction of the PEG and the fatty acid is performed to obtain boron-containing poly ethylene glycol fatty acid ester; by changing the species of fatty acids and catalysts and molecular weight of the PEG, the esterification rate can be enhanced, the boron-containing poly ethylene glycol fatty acid ester product can be used as a surfactant, and the boron-containing poly ethylene glycol fatty acid ester can reduce water surface tension and has good emulsifying properties.
Owner:JIANGNAN UNIV

Polyether modified silicone oil, preparation method thereof and polyurethane foam composition

ActiveCN119409978AStable productionimprove surface conditionPolymer sciencePtru catalyst
The invention discloses polyether modified silicone oil for improving polyol compatibility and application of the polyether modified silicone oil in a polyurethane foam composition. The structure of the polyether modified silicone oil simultaneously comprises the following chain segments: (a) a polyoxyethylene ether chain segment; and (b) alkylated polyoxyethylene polyoxypropylene ether chain segments, wherein EO and PO can be random copolymerization or block copolymerization. Wherein the molar ratio of the polyoxyethylene ether chain segment to the alkylated polyoxyethylene polyoxypropylene ether chain segment is 1: (0.6-4), preferably 1: (1-2). The polyurethane composition comprises a component A and a component B, the component A is an isocyanate reactive component and comprises polyol, a catalyst, a foaming agent and polyether modified silicone oil; and the component B is an isocyanate component. The polyether modified silicone oil has the functions of a compatilizer and a foam stabilizer, and a polyurethane composition has good storage performance and foaming stability and can be used for preparing a polyurethane foaming material.
Owner:WANHUA CHEM BEIJING +1

Ganoderma lucidum beverage and preparation process thereof

The invention relates to a ganoderma lucidum beverage and a making process thereof, and belongs to the technical field of drinks, the making process comprises the following steps: uniformly mixing lactobacillus acidophilus and bifidobacterium bifidum to obtain a mixed bacteria solution; inoculating the mixed bacterial liquid into a culture medium for culturing, and then mixing with a lucid ganoderma extract to obtain a lucid ganoderma active substance; packaging the lucid ganoderma active substance with maltodextrin and beta-lactoglobulin to obtain a lucid ganoderma encapsulated substance; and mixing the ganoderma lucidum encapsulation material, a sweetening agent, a thickening agent and water, homogenizing, sterilizing, cooling and aseptically filling to obtain the ganoderma lucidum beverage. According to the technical scheme, the two probiotics are mixed according to a certain volume ratio, intestinal flora balance can be effectively adjusted, proliferation of bad microorganisms in the intestinal tract can be inhibited, the probiotics and the ganoderma lucidum extract are jointly packaged in a microcapsule system formed by the maltodextrin and the beta-lactoglobulin, the stability of the microcapsule is improved, and the preparation process is simple and convenient. And the prepared ganoderma lucidum beverage has relatively good mouth feel and flavor.
Owner:ZHONGJIXIANG (JILIN) BIOTECHNOLOGY CO LTD

Citronella lemongrass essential oil microcapsule, preparation method thereof, bacteriostatic agent and application

The invention belongs to the technical field of bacteriostatic agents, and particularly relates to lemongrass essential oil microcapsules, a preparation method thereof, a bacteriostatic agent and application. The preparation method comprises the following steps: by taking lemongrass essential oil as a core material and Arabic gum and beta-cyclodextrin as wall materials, mixing the lemongrass essential oil, the Arabic gum and the beta-cyclodextrin, and preparing the lemongrass essential oil micro-capsule by adopting a spray drying method; the mass ratio of the Arabic gum to the beta-cyclodextrin is (0.5-2): 1, and the mass ratio of the total amount of the Arabic gum and the beta-cyclodextrin to the lemongrass essential oil is (4-6): 1. And then mixing the lemongrass essential oil microcapsules with starch and ethanol, granulating and drying to obtain the antibacterial patch. The lemongrass essential oil microcapsule disclosed by the invention is stable in quality, the action time of the lemongrass essential oil is prolonged, the purpose of long-acting bacteriostasis is achieved, and the technical defect of short action time of a lemongrass essential oil antibacterial agent in the prior art is overcome.
Owner:XINYANG AGRI & FORESTRY UNIV

High-temperature stabilizer for high-density oil-based drilling fluid as well as preparation method and application of high-temperature stabilizer

The invention provides a high-temperature stabilizer for high-density oil-based drilling fluid. The high-temperature stabilizer is prepared from mixed components, the mixed component comprises dodecylbenzene sulfonic acid, an alkaline compound, water, a water-in-oil emulsifier and an oil phase component; the alkaline compound is polybasic alkali and / or an oxide corresponding to the polybasic alkali. Compared with the prior art, the dodecylbenzene sulfonate contained in the high-temperature stabilizer for the high-density oil-based drilling fluid belongs to multi-element metal soap salt, more than two hydrocarbon chains are contained in a molecule, and the high-temperature stabilizer is more oleophylic, is suitable for being used in a W / O type oil-based drilling fluid system, and has the functions of high temperature resistance, wetting and tackifying; other auxiliary emulsion, wetting agent and tackifier do not need to be added in a preparation system, preparation is simple, field operation is convenient, and cost reduction and efficiency improvement are facilitated.
Owner:SINOPEC OILFIELD SERVICE CORPORATION +2

Preparation method of ketogenic coffee solid beverage

The invention relates to the technical field of preparation of solid beverages, discloses a preparation method of a ketogenic solid beverage, and provides active high-protein cream powder, protein is modified through hydroxypropyl distarch sodium phosphate under the action of thermal induction and is covalently grafted with fructo-oligosaccharide, a structure with relatively high stability is formed after grafting, and the ketogenic solid beverage is prepared. And protein molecules are not easy to gather together. According to the present invention, the nutrition level of the product is further enriched, the absorption of the nutrition of each component by the human body is easily achieved, the malnutrition problem caused by the ketogenic diet is avoided, the unpleasant taste caused by the addition of fat and protein is avoided through the reasonable matching of the components, and the brewing property of the solid beverage is improved through the improvement of the active high-protein cream powder; the obtained ketogenic solid beverage has the characteristics of balanced nutrition, good flavor, stable property and easiness in storage.
Owner:GUANGDONG SIJIYOUMEI IND CO LTD

Pesticide composition containing fluazifop-propyl and glufosinate-ammonium, preparation method and application thereof

The present application relates to the field of pesticides, and specifically discloses a pesticide composition containing fluazifop-butyl and glufosinate-ammonium, and a preparation method and application thereof. The pesticide composition comprises the following raw materials: fluazifop-butyl, glufosinate-ammonium, a dispersant, an emulsifier, an anti-settling agent and vegetable oil; wherein the emulsifier is a mixture of sodium salt of sulfonated styrene-maleic anhydride copolymer and hydroxylated lecithin; and the preparation method comprises the following steps: mixing and stirring the vegetable oil, the emulsifier and the anti-settling agent to obtain an oil phase, then adding fluazifop-butyl and glufosinate-ammonium, mixing and stirring, adding the dispersant, and then performing homogenization and grinding to obtain a dispersible oil suspension type pesticide composition; the present application also discloses the use of the above pesticide composition for weeding. The present application has the characteristics of a pesticide reagent containing fluazifop-butyl and glufosinate-ammonium at the same time, which can be directly diluted with water when used without the need for fresh preparation, while ensuring its efficacy and being simpler and more convenient to operate.
Owner:SHANDONG RUNXI BIOTECHNOLOGY CO LTD

Fabric flame retardant and preparation method thereof

The invention relates to a fabric flame retardant and a preparation method thereof. The fabric flame retardant is obtained by polymerizing a monomer composition, and the total weight of the monomer composition is 100%. Comprising the following components in percentage by weight: 15 to 30 percent of alkenyl amino triazine comonomer, 5 to 20 percent of polyalkenyl siloxane comonomer, 5 to 15 percent of alkenyl sulfonyl propylidene diacetamide comonomer, 2 to 10 percent of allyl polyoxyethylene ether comonomer and 40 to 65 percent of deionized water. The flame-retardant effect of the fabric finished by the flame retardant can reach B1 level, the fabric is soft and smooth in hand feeling, the fabric surface is not separated out and is not sticky in the storage process, and the color yield is uniform. And the flame retardant is phosphorus-free, halogen-free, formaldehyde-free, safe and environment-friendly.
Owner:SHANGHAI YAYUN TECHNOLOGY CO LTD

Modified polyurethane adhesive for improving fiber / rubber bonding strength and preparation method thereof

The invention relates to the technical field of adhesives, in particular to a modified polyurethane adhesive for improving fiber / rubber bonding strength and a preparation method, and the adhesive is prepared from the following raw materials in parts by weight: 10-20 parts of modified castor oil, 10-25 parts of isocyanate, 2-6 parts of a chain extender, 0.2-0.4 part of a catalyst, 8-15 parts of acetone, 3-5 parts of pentaerythritol triacrylate, 5-10 parts of triethylamine and 30-40 parts of deionized water. The modified polyurethane is prepared through the modified castor oil, so that the generated modified polyurethane has good hydrophilicity and dispersity, the binding property between the adhesive and fibers / rubber is good, and the interface binding strength of the fibers and the rubber can be effectively improved.
Owner:YIXING XIANGYE CHEM IND

A long-acting bactericidal surfactant and its application in washing powder

The present invention relates to the field of surfactant technology, and discloses a long-acting bactericidal surfactant and its application in washing powder. The present invention performs Schiff base condensation reaction on DL-tyrosine and glutaraldehyde, and then performs esterification reaction with alkyl acyl chloride compound, and then reduces with sodium borohydride, and undergoes epoxy ring-opening reaction in 2,3-epoxypropyltrimethylammonium chloride to obtain a novel long-acting bactericidal surfactant. The long-acting bactericidal surfactant contains a diquaternary ammonium salt antibacterial group, and the minimum inhibitory concentration MIC for bacteria such as Escherichia coli is only 0.391ug / mL. When the mass concentration of the long-acting bactericidal surfactant of the present invention is 0.2-2g / L, the surface tension of the solution is only 58.1-12.0mN / m, and the lower the surface tension, the better the wetting, emulsification and dispersibility, which is conducive to the practical application of surfactants in washing powder, laundry detergent, etc.
Owner:DONGGUAN LIDUN WASHING PROD IND CO LTD

Emulsified concealer and preparation method thereof

The invention relates to the technical field of concealer cosmetics, and particularly discloses an emulsified concealer and a preparation method thereof. The emulsified concealer is prepared from the following raw materials in parts by weight: 1.5-4 parts of an emulsifier A; 0.5-1 part of an emulsifier B; 10 to 25 parts of grease; 5-9 parts of a forming agent; 0.1 to 2 parts of an antioxidant; 1-10 parts of a skin feeling modifier; 3-30 parts of a coloring agent; 10 to 50 parts of water; 0.5-2 parts of a stabilizer; 2 to 20 parts of a humectant; 0.5-1 part of a preservative; the preparation method comprises the following steps: mixing the emulsifier A, the emulsifier B, the grease and the forming agent, heating to 80-90 DEG C, and uniformly stirring; then adding a skin feeling modifier, and uniformly stirring and homogenizing at 80-90 DEG C; adding a coloring agent, and uniformly stirring and homogenizing to obtain a semi-finished product material; uniformly mixing the water, the stabilizer, the humectant and the preservative, adding the mixture into the semi-finished product, uniformly stirring and homogenizing at 80-90 DEG C, discharging and filling. The emulsified concealer provided by the invention not only is not easy to dull after being used, but also can give consideration to better waterproofness, so that a better application effect can be shown.
Owner:SHANGHAI MIANHUATANG COSMETICS CO LTD

Preparation method of dialdehyde gemini surfactant

The invention relates to a preparation method of a diformaldehyde gemini surfactant. Mannich reaction is adopted, a long-chain fatty amine component, glyoxal and sodium hydrogen sulfite are used as reaction raw materials, a single variable method is used for controlling reaction conditions, and the optimal conditions of the reaction are explored as follows: the reaction temperature is 60 DEG C, the reaction time is 5 h, and the molar ratio of glyoxal to sodium hydrogen sulfite is 1: 2.3. Then, all products are dissolved with trichloromethane, ethyl acetate is added into the solution to separate out the products, the products are treated through a secondary crystallization method, the product calculation yield is obtained, and the content of 1, 2-bis (dodecyl amino) ethane-1, 2-sodium disulfonate, 1, 2-bis (tetradecyl amino) ethane-1, 2-sodium disulfonate, 1, 2-bis (hexadecyl amino) ethane-1, 2-sodium disulfonate, 1, 2-bis (hexadecyl amino) ethane-1, 2-sodium disulfonate and 1, 2-bis (hexadecyl amino) ethane-1, 2-sodium disulfonate is measured. The synthetic yields of the 1, 2-sodium disulfonate are 65.8%, 67.5% and 76.8% respectively. And characterization is carried out through a nuclear magnetic resonance spectrometer and an infrared spectrometer.
Owner:TIANJIN POLYTECHNIC UNIV

Shewanella resistant to multiple surfactants, bacterial agent and application thereof in thickened oil viscosity reduction

PendingCN122587923AAchieve lightweight modificationSolve the technical problem of easy rebound in viscosity reduction effect
The present application belongs to the technical field of microbial resource development and petroleum bioengineering, and particularly relates to a Shewanella producing surfactant with multiple tolerances, a bacterial agent and application of the Shewanella in thick oil viscosity reduction. Shewanella fodinae Specifically, the present application provides a Shewanella (S-11) producing phospholipid surfactant, a low-cost preparation method based on the strain, Bacillus Z-13 and Vibrio fluvialis with glycerol as a carbon source. The S-11 has the dual abilities of producing phospholipid surfactant and cracking long-chain alkanes, and the produced surfactant is a complex phospholipid system, with an emulsification index (E 24 ) stable at 55% or above under the conditions of pH 5-10, temperature 15-55 DEG C and high salinity. The three-strain complex fermentation process with glycerol as a carbon source can significantly reduce the production cost while maintaining excellent emulsification performance, thereby being suitable for thick oil exploitation, pipeline transportation, oil pollution remediation and other fields.
Owner:SHANDONG UNIV

A method for preparing Pickering emulsion using esterified starch and its application in food preservation

The present invention provides a method for preparing Pickering emulsion with esterified starch and its application in food preservation, belonging to the technical field of preparation of granular emulsifiers and their application. Corn starch is dissolved in dimethyl sulfoxide, 3,6-dimethylphthalic anhydride is added with stirring, reacted, eluted, dried, crushed and sieved to obtain esterified corn starch; esterified corn starch is used as a granular stabilizer to prepare an aqueous suspension, an oil phase is added, and homogenization is performed to obtain a Pickering emulsion that can remain stable after storage for 50 days, which can significantly reduce the particle size of starch particles, and provide a modification method for stabilizing Pickering emulsion with modified starch, which has a simple process, a wide source of raw materials, and a low cost, and the emulsion has good emulsification performance and high stability. In addition, the Pickering emulsion prepared with esterified starch is applied to food preservation, especially in food cling film or preservatives. The food cling film can extend the shelf life of fresh pork to 10 days at 4°C, which provides an effective prerequisite for food safety.
Owner:CHENGDU UNIV

Intacted protein type enteral nutrition powder and preparation method thereof

The invention relates to the technical field of medical, dental or dressing preparations, in particular to intactin type enteral nutrition powder and a preparation method thereof. The powder comprises the following raw materials in parts by weight: 12-20 parts of protein, 15-25 parts of fat, 55-65 parts of carbohydrate, 5-10 parts of dietary fibers, 2-5 parts of low-methoxyl pectin, 1-3 parts of composite vitamins, 2-4 parts of minerals, 0.1-1 part of an emulsifier, 0.001-0.005 part of modified gallic acid and 50-80 parts of water. The invention also provides a preparation method of the composition. The intacted protein type enteral nutrition powder prepared by the invention is comprehensive in nutrition, balanced in proportion and convenient to use, not only has a positive effect on improving the nutritional status of a patient, but also can reduce the risk of diarrhea.
Owner:FUJIRO (XIAMEN) PHARM CO LTD

Low-temperature high-concentration washing liquid and preparation method thereof

PendingCN121873891ASolving the Winter Freeze Problemlow freezing pointSurface-active detergent compositionsDetergent perfumesAlcoholGlycerol
The invention relates to the technical field of laundry products, in particular to a low-temperature high-concentration washing liquid and a preparation method thereof. The cleaning agent is prepared from the following components in percentage by weight: 38% of isomerized 1307, 28% of secondary alcohol aeo-9, 10% of propylene glycol, 0.3% of compound enzyme, 2% of glycerol, 21.2% of deionized water and 0.5% of essence. According to the low-temperature high-concentration washing liquid and the preparation method thereof, the isomerized 1307 and the secondary alcohol AEO-9 are compounded according to a specific proportion, and the synergistic anti-freezing effect of the propylene glycol and the glycerol is combined, so that the freezing point of a system is remarkably reduced, the pH value can be adjusted according to the actual situation, and the low-temperature high-concentration washing liquid is prepared. The prepared washing liquid can still keep good fluidity after being stored for a long time at 0 DEG C or even lower temperature, is free of crystallization and solidification, and solves the problem of freezing of highly concentrated products in winter.
Owner:SHENZHEN INTERACTIVE NETWORK TECH CO LTD

An alkaline cleaning solution, a preparation method, a formula optimization method and an alkaline cleaning method thereof

The application belongs to the technical field of metal surface treatment, and particularly relates to an alkaline cleaning solution, a preparation method thereof, a formula optimization method and an alkaline cleaning method. Embodiments of the application abandon the formula system of high alkalinity and high phosphate in the prior art, and adopt a moderate alkalinity saponification degreasing-sodium gluconate chelation corrosion inhibition-trace amount of trisodium phosphate auxiliary-degreasing agent solubilization as a synergistic design idea to construct an alkaline cleaning solution formula which is suitable for the component characteristics of iron-chromium-aluminum alloy wire and the quality requirements of blue finished products. The formula enhances the wetting penetration and emulsification dispersion capacity by adding 4% to 10% of sodium hydroxide, 0.5% to 2.0% of sodium gluconate, 0.1% to 2% of trisodium phosphate and 0.1% to 2.0% of degreasing agent. The four components form a complete degreasing-corrosion inhibition synergistic system in the solvent system of water, and the dilemma of black spots due to incomplete degreasing and aluminum deficiency due to excessive degreasing in the alkaline cleaning process of iron-chromium-aluminum alloy wire blue finished products is solved.
Owner:BEIJING SHOUGANG GITANE NEW MATERIALS

Fatty acid salt coking inhibitor as well as preparation method and application thereof

The invention discloses a fatty acid salt coking inhibitor as well as a preparation method and application thereof, and belongs to the technical field of coking inhibitors. According to the technical scheme, fatty acid reacts with a potassium compound to obtain the coking inhibitor, wherein the fatty acid is one or a mixture of oleic acid and stearic acid, and the potassium compound is potassium hydroxide, potassium carbonate or potassium bicarbonate. The coking inhibitor disclosed by the invention can be directly added into cracking raw oil for heavy raw material cracking furnaces such as diesel oil and tail oil, and injection equipment such as an inhibitor nozzle does not need to be additionally arranged independently, so that the unnecessary blocking risk is reduced, and the process complexity is reduced; and compared with the existing sulfur and phosphorus-containing oil-soluble inhibitor, the coking inhibitor provided by the invention has good decoking performance for middle and later-stage gas-phase coking.
Owner:CHINA PETROLEUM & CHEMICAL CORP +1

High-uniformity fatliquor and preparation method thereof

PendingCN119351638AGood flexibilityHigh fullnessLeather impregnationVegetable oilSulfite reaction
The invention belongs to the technical field of greasing agents in leather chemical materials, and discloses a high-uniformity greasing agent and a preparation method thereof. The method comprises the following steps: introducing air into vegetable oil, heating and stirring for oxidation reaction, adding an emulsion reaction solution, continuing heating and stirring for sulfitation reaction, and adjusting the pH value of the reaction solution to 6-8 after the reaction is finished. According to the invention, the defect of layering of the oxidized sulfated leather fatting agent after standing is improved, and the uniformity of the fatting agent is improved. The fatting agent prepared by the technology is stable in performance; the product fluidity is good; good emulsifying performance, acid resistance, alkali resistance and chromium resistance stability are achieved; when the fatting agent is compounded with other fatting agent products, the emulsifying property and the stability of the compounded product can be improved. Leather subjected to fat liquoring by using the fat liquoring agent has good softness, fullness and yellowing resistance.
Owner:SICHUAN LUTIANHUA INNOVATION RES INST CO LTD

A method for recycling of by-product cyclohexene distillation still bottoms

The application discloses a recycling method of by-product cyclohexene distillation still residue, and belongs to the technical field of recycling of by-product cyclohexene distillation still residue. The still residue is analyzed by liquid chromatography-mass spectrometry, and the chlorocyclohexane in the still residue is reacted with sodium disulfide under the condition of a catalyst. After static separation, the oil phase is refined to obtain dicyclohexyl disulfide and cyclohexene, and the water phase can be recycled. The catalyst is composed of sulfonated castor oil and a phase transfer catalyst, can improve the conversion rate of chlorocyclohexane and the selectivity of dicyclohexyl disulfide, and greatly shortens the reaction time. The application can realize recycling and utilization of the still residue, avoids waste of resources and pollution to the environment, saves the chemical production cost, and meets the environmental protection concept of green chemical industry.
Owner:TANGYIN YONGXIN CHEM CO LTD

Fat-reducing satiety cocoa product and preparation method thereof

The invention relates to a fat-reducing satiety cocoa product and a preparation method thereof, and belongs to the technical field of cocoa products. Non-covalent bonds such as hydrogen bonds, hydrophobic bonds and the like are formed among the grease, xanthan gum and concentrated whey protein in the preparation raw materials, so that migration and crystal transformation of the grease can be delayed, and the frosting of the cocoa product is delayed. The raw materials also comprise tannic acid, on one hand, the tannic acid enhances the oxidation resistance of the grease, inhibits the grease from generating grease hydroperoxide and avoids a series of health problems caused by too high grease hydroperoxide, and on the other hand, the tannic acid cooperates with the xanthan gum, so that the thermal stability of the cocoa product can be enhanced. The invention also provides a preparation method of the cocoa product, the concentrated whey protein in the raw materials for preparing the cocoa product has excellent emulsifying performance, can hinder the tiny movement of grease molecules in the process of preparing the cocoa product from the prefabricated slurry and inhibit the recrystallization movement after grease migration, and has good anti-frosting performance.
Owner:LIAONING BAZI INTERNATIONAL TRADE CO LTD

Release agent for rolling negative electrode of lithium ion battery as well as preparation method and application of release agent

PendingCN119614073Aeffective wipingEffective wipe removalCoatingsForeign matterElectrical battery
The invention discloses a release agent for rolling a negative electrode of a lithium ion battery as well as a preparation method and application of the release agent, and the release agent comprises the following raw material components in percentage by mass: 2-10% of fatty alcohol-polyoxyethylene ether, 1-5% of sodium carbonate, 20-60% of polydimethylsiloxane and 30-70% of deionized water. The release agent disclosed by the invention has self-cleaning and anti-sticking roller protection effects, and foreign matters on the surface of a steel roller are effectively removed through fatty alcohol-polyoxyethylene ether and sodium carbonate; meanwhile, a thin protective film is formed on the surface of the steel roller through polydimethylsiloxane, so that a roller sticking prevention protection effect can be achieved in the rolling process, and the situation that the product yield is affected and the steel roller is damaged due to the fact that negative electrode slurry sticks to the roller in the rolling process is avoided; the product is low in raw material cost, free of pungent smell and harmless to human bodies; meanwhile, no pollution is caused to the environment, and the material is environment-friendly; and the release agent is a flash-point-free non-combustible material, so that the potential safety hazard of flammable and explosive materials is avoided.
Owner:SUZHOU BURAN NEW MATERIALS TECHNOLOGY CO LTD

Baseball leather treatment process

The invention discloses a baseball leather treatment process. The baseball leather treatment process comprises the following steps: S1, soaking and fleshing; s2, unhairing expansion and re-liming; s3, decolorizing and bleaching; s4, pickling treatment; s5, carrying out chrome-free tanning, taking out of a drum and squeezing water; s6, slicing and peeling, rinsing and neutralizing; s7, fat liquoring and retanning; and S8, vacuum milling. According to the method, the defects in the prior art are overcome, two-step shaping is adopted in the chrome-free tanning step and the drum-out wringing step, the leather treated according to the scheme is in a half-cooked state instead of being treated to be in a full-cooked state, and the baseball made of the leather can be shrunk when being hit in the hitting process, so that the leather is more comfortable to wear. However, leather tanned in the prior art can expand and loosen after being used for a period of time, and the leather tanning agent has high social use value and application prospects.
Owner:FUXIN DAHUI LEATHER SPORTING GOODS CO LTD

A kind of celecoxib solid self-microemulsification nanoparticles and its preparation method and application

The invention discloses a celecoxib solid self-emulsifying nano-microsphere and a preparation method and application thereof. The celecoxib solid self-emulsifying nano-microsphere of the invention comprises an outer shell and an inner core arranged in the outer shell, wherein the raw materials for preparing the outer shell comprise: a polymer and a solvent; and the raw materials for preparing the inner core comprise: celecoxib, an oil phase, an emulsifier, an emulsifier and a precipitation inhibitor. The celecoxib solid self-emulsifying nano-microsphere has the advantages of good dispersibility, uniform particle size and large drug loading, and can be rapidly emulsified when encountering an aqueous environment of the gastrointestinal tract, significantly improving the dissolution rate and oral bioavailability of celecoxib. In addition, the preparation process of the invention is simple, there is no heating process, and the obtained product has stable quality, and is suitable for industrial production.
Owner:WUYI UNIV

A method for preparing and applying fused Weissella extracellular polysaccharides

This invention belongs to the field of microbial technology, specifically relating to a method for preparing and applying a fused Weissella extracellular polysaccharide. The extracellular polysaccharide of this invention is composed of glucose monosaccharide, and the glucose linkages include terminal glucose t-Glc(p), 1→4 linked glucose, 1→4,6 linked glucose, 1→3,6 linked glucose, and 1→2,6 linked glucose, with a relative molar ratio of (8~8.5):(1~1.2):(81~82):(7~7.5):(1~1.2):(0.5~1). It possesses excellent water-holding capacity, oil-holding capacity, emulsifying properties, and emulsion stability, and can be used as a highly efficient moisturizer, emulsifier, emulsion stabilizer, cosmetic additive, pharmaceutical additive, and food additive, showing broad application prospects in the food, cosmetic, and pharmaceutical fields.
Owner:CROP RES INST SHANDONG ACAD OF AGRI SCI

A method for the production of bromine

The application is suitable for the technical field of inorganic substance preparation method, and provides a preparation method of bromine, which comprises the following steps: step one: a certain amount of sodium bromide and hydrobromic acid are added into a mother liquor pool and stirred to obtain a mother liquor; step two: a predetermined amount of stearic acid and polyvinylpyrrolidone are added; step three: preheating is carried out, and then the preheating is fed into an absorption tower; step four: the liquid at the bottom of the absorption tower flows into the upper part of a bromine evaporation tower, and is heated by steam in the bromine evaporation tower; water vapor and chlorine gas are introduced from the bottom of the bromine evaporation tower, and bromine steam enters the absorption tower; step five: the distillation acid liquid generated by the bromine evaporation tower flows into a preheater to be preheated; bromine steam flows out from the upper part of the bromine evaporation tower to obtain a bromine and water mixture; step six: the bromine and water mixture flows into a bromine water separation bottle to be separated, and bromine products are obtained, thereby, the bromine source is hydrogen bromide and sodium bromide; the stearic acid can effectively reduce the surface tension, so that the reaction is more uniform, and the system is stable.
Owner:WEIFANGDONGYUAN LIANHAI ENVIRONMENTAL TECH CO LTD

Essential oil hair mask homogenizing and emulsifying machine capable of obliquely discharging

ActiveCN222534849Uachieve tilteasy to collect
The utility model relates to an essential oil hair mask homogeneous emulsifying machine capable of obliquely discharging, which belongs to the field of emulsifying machines and comprises a base, discharging mechanisms for obliquely discharging are arranged on the front side and the rear side of the upper surface of the base, and an emulsifying mechanism for improving the homogeneous emulsifying efficiency is arranged between the inner walls of the front side and the rear side of each discharging mechanism. The discharging mechanism comprises two fixing plates. According to the essential oil hair mask homogenizing and emulsifying machine capable of obliquely discharging, by arranging the discharging mechanism, when discharging is needed, the controller starts the hydraulic cylinder to drive the rotating frame to incline, so that inclination of the emulsifying tank is achieved, after the emulsifying tank is inclined, emulsified materials flow out through the discharging opening and the discharging pipe, the discharging valve controls the flowing-out speed and quantity of the materials, and after discharging is completed, the discharging mechanism is started to start the hydraulic cylinder to drive the rotating frame to incline. When the emulsifying tank is used, the controller stops working of the hydraulic cylinder, the rotating frame restores to the horizontal position under the action of the hydraulic cylinder, inclined discharging of the emulsifying tank can be achieved, collection and follow-up treatment of materials are facilitated, and meanwhile operation safety and convenience are guaranteed.
Owner:CHONGQING HUAN CHI TECH CO LTD

Plant-based emulsion powder for egg-free salad dressing and egg-free salad dressing

The invention provides plant-based emulsion powder for egg-free salad dressing. Through combination with a special process, after auxiliary materials such as grease are added into a neutralization solution, soybean protein is moderately sheared through combination of heat treatment and an enzymolysis technology, so that a spherical structure of the soybean protein is expanded, more hydrophobic groups are exposed, the soybean protein can be better combined with the grease, the emulsifying property of the soybean protein reaches the best, and the soybean protein can be well emulsified. Compared with a traditional mode of adding soybean protein, the soybean-based emulsion powder prepared in the mode has the advantages that the grease emulsification is more thorough, the grease precipitation possibility is smaller, and the soybean protein is a natural emulsifier, is extremely high in nutritional value and is the only complete plant protein comparable to animal protein; when the composition is applied to the egg-free salad dressing, the preparation process of the salad dressing is simplified, other fillers do not need to be additionally added, and the salad dressing is good in flavor and extremely good in stability, so that the egg-free salad dressing has great advantages.
Owner:山东御馨生物科技股份有限公司

Mixing equipment for production of Yunda stuffing

The invention relates to the technical field of sauce production equipment, and particularly discloses mixing equipment for producing Yokda stuffing, the mixing equipment comprises a shell, a shell cover, an oil inlet pipeline, a rotating shaft, a stirring structure and a driving motor, the shell is provided with an oil inlet, and the rotating shaft located above the stirring structure is fixedly connected with a plurality of liquid guide main pipes; a plurality of main oil spraying holes used for spraying oil are formed in the main liquid guiding pipes, auxiliary liquid guiding pipes are installed at the free ends of the main liquid guiding pipes, an oil inlet ring table covering the oil inlet is installed on the inner wall of the shell, a plurality of oil inlet cavities are formed in the inner side of the oil inlet ring table, and communicating notches allowing the auxiliary liquid guiding pipes to slide in are formed in the oil inlet ring table. The free end of the auxiliary liquid guide pipe is further fixedly connected with a partition plate attached to the inner wall of the periphery of the oil inlet cavity, a guide structure is installed on the auxiliary liquid guide pipe, and a separation structure used for pushing the liquid level aside is installed on the auxiliary liquid guide pipe. And the mixing and emulsifying time of the mixture is prolonged.
Owner:JIANGXI HAOYIMEI FOOD CO LTD