179 results about "Coconut oil" patented technology

The invention relates to the technical field of cheese, and provides a vegetable fat composition, vegetable cheese and a preparation method thereof, the vegetable fat composition comprises myristic acid and stearic acid in a mass ratio of (19-22): (2.5-4.5), and the melting point of the vegetable fat composition is 24.0-26.0 DEG C. The coconut oil is subjected to two-stage dry fractionation, coconut oil fractionation components obtained through separation are combined according to a certain proportion to form the coconut oil composition with specific fatty acid composition and a certain melting point range, and when the coconut oil composition is applied to preparation of the vegetable cheese, the taste problem of the existing vegetable cheese can be solved.

The application discloses an aluminum alloy surface fine polishing polishing composition, polishing liquid and application thereof, and particularly belongs to the technical field of metal surface treatment. The polishing composition comprises the following components in mass fraction: 70-80 parts of silica sol, 1-4 parts of dispersing agent, 5-7 parts of surfactant, 5-10 parts of corrosion inhibitor, and 0.5-2 parts of water-retaining agent; and the surfactant is composed of perfluoropolyether, coconut oil alkylolamide and sodium dodecyl benzene sulfonate. The polishing composition provided by the application has high polishing efficiency, can reduce polishing cost, improve product quality, has low material surface roughness and few scratches after polishing treatment, effectively improves the polishing surface quality, improves the overall appearance and durability of the material, and the polishing liquid does not contain toxic substances such as chromium / phosphorus, and is environment-friendly.

The invention discloses a Pickering emulsion with stable starch-myricetin composite nanoparticles and a preparation method of the Pickering emulsion, and belongs to the technical field of starch modification and emulsion delivery. Starch and myricetin are combined and compounded, a dynamic high-pressure microjet homogenization technology is introduced, the starch-myricetin composite nano-particles capable of stabilizing Pickering emulsion are obtained through a one-step method, and the application limitation that nano-starch is high in hydrophilicity, high in digestibility and the like is effectively solved; the prepared starch-myricetin composite nanoparticles have the characteristics of high stability and slow digestion function; the Pickering emulsion is prepared by further matching with a compound oil phase of coconut oil and cinnamon essential oil, so that the problem of coconut oil solidification can be effectively solved, and the Pickering emulsion has an antibacterial effect.

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

The invention belongs to the technical field of perfumed soap preparation, and relates to a preparation method of pea starch-based transparent perfumed soap, which comprises the following steps: firstly, taking 19-20 parts by weight of pea starch and 80-90 parts by weight of water to prepare transparent starch milk; cooling the starch milk to 70-80 DEG C, adding 10-15 parts of coconut oil, 15-20 parts of beef tallow and 10-20 parts of sodium hydroxide, and stirring at constant temperature for 4-6 hours to finish emulsification; then adding glycerol, 5-10 parts of rock candy and 4-6 parts of propolis, uniformly mixing, injecting into a mold, freezing and molding, and demolding; and finally, cooling the soap block in a ventilated environment with the temperature of 25 DEG C and the humidity of 40%, controlling the water loss rate to be about 1.15% / day, and drying until the total water loss rate is about 12% to obtain a finished product. According to the invention, a stable starch oil gel system is constructed by utilizing the characteristic of high amylose content of pea starch, so that the problems of insufficient transparency, poor elasticity and poor stability of the existing starch-based transparent soap are solved.

The invention discloses a hand brushing and spraying dual-purpose odorless anti-yellowing transparent polyurethane primer suitable for various base materials and a preparation method thereof. The primer mainly comprises a component A, a component B and a component C, the component A is mainly prepared from odorless coconut oil alkyd resin, zinc stearate, a defoaming agent, a flatting agent, an anti-settling agent, functional resin and an organic solvent; the component B is mainly prepared from an HDI (hexamethylene diisocyanate) tripolymer, a TDI (toluene diisocynate) tripolymer, a dehydrating solvent and a dehydrating agent; the component C is mainly prepared from dimethyl carbonate, n-butyl acetate and propylene glycol methyl ether acetate; the anti-settling agent is a mixed solution of polyamide wax slurry 6900-20X and n-butyl acetate, and the mass concentration of the polyamide wax slurry 6900-20X in the mixed solution is 40%; the functional resin is a mixed solution of cellulose acetate butyrate CAB-381-0.5 and n-butyl acetate, and the mass concentration of the cellulose acetate butyrate CAB-381-0.5 in the mixed solution is 20%. The odorless yellowing-resistant transparent polyurethane primer has the advantages of no blistering, no prickly heat, suitability for various base materials, dual purposes of hand brushing and spraying, and the like.

The present application relates to the technical field of compound ointment, in particular to a natural mosquito-repelling and itching-relieving compound ointment containing Lyginia and cold-pressed coconut oil. The ointment comprises Lyginia extract, cold-pressed coconut oil, natural beeswax, natural modifier, natural synergist, menthol and vitamin E. In the natural mosquito-repelling and itching-relieving compound ointment containing Lyginia and cold-pressed coconut oil, the natural modifier and the cold-pressed coconut oil form a stable fat-soluble combination system, and the natural beeswax forms a semi-solid matrix network, which can optimize the bearing environment of the Lyginia extract in the matrix, reduce the stratification of active ingredients due to density difference, improve the dispersion uniformity and retention stability of active ingredients in the oil matrix, and improve the stable bearing capacity of unit ointment for active ingredients, thereby solving the problems of uneven dispersion of active ingredients and insufficient bearing capacity of unit ointment, and making the ointment more stably exert mosquito-repelling and itching-relieving effects during use.

This invention provides a medicinal ointment for treating rhinitis based on a traditional Chinese medicine compound and its preparation method, relating to the field of traditional Chinese medicine technology. The medicinal ointment for treating rhinitis based on a traditional Chinese medicine compound comprises the following components in parts by weight: Bupleurum chinense 2-10 parts, Dictamnus dasycarpus root bark 3-7 parts, Magnolia biondii flower 8-12 parts, Xanthium sibiricum fruit 4-10 parts, Centipeda minima 2-6 parts, Liquidambar formosana fruit 6-10 parts, Chrysanthemum indicum flower 6-10 parts, Angelica dahurica root 6-12 parts, Houttuynia cordata flower 8-12 parts, Borneol 1-3 parts, Menthol 1-3 parts, Ligusticum chuanxiong rhizome 5-13 parts, Scutellaria baicalensis root 8-12 parts. The ingredients are: 5-11 parts licorice root, 9-10 parts calamus, 1-5 parts Fritillaria thunbergii, 2-6 parts Gleditsia sinensis thorns, 6-10 parts Saposhnikovia divaricata, 8-12 parts Cynanchum paniculatum, 3-9 parts Kochia scoparia, 1-2 parts artificial musk, 5-8 parts ginger, 3-4 parts myrrh, 4-6 parts Schisandra chinensis, 1-3 parts petrolatum, 1-3 parts beeswax, and 2-3 parts coconut oil. In this invention, myrrh reduces acute inflammatory reactions of the nasal mucosa through its anti-inflammatory effect, while Schisandra chinensis reduces secretions through its astringent effect. The combination of the two can effectively relieve nasal congestion and runny nose symptoms.

This invention relates to the field of baby bath gel technology, specifically to a moisturizing baby bath gel and its preparation method. It comprises, by weight percentage: 10.0%~30.0% of a complex amphoteric surfactant system, 5.0%~15.0% of an amino acid surfactant, 2.0%~10.0% of a nano-moisturizing oil system containing petrolatum nano-oils, 0.5%~2.0% of a conditioning agent, 1.0%~5.0% of plant extracts, and the balance being an aqueous matrix. The complex amphoteric system is composed of a low-impurity coconut oil-based amphoteric diethylene glycol and sodium lauroyl amphoteric acetate synthesized in a two-step temperature-controlled process. This invention abandons strongly irritating anionic surfactants and high-dose polymeric thickeners, utilizing the synergistic construction of a dense worm-like micelle network by two amphoteric surfactants. This not only achieves long-term stable suspension of petrolatum nano-oils in an extremely mild system, but also targets and deposits oils during emulsification during bathing, achieving a combined cleansing and conditioning experience with an extremely gentle, tear-free safety.

The invention provides a low-GI biscuit raw material composition which comprises the following components in parts by weight: 0.1-0.6 part of nanocrystallized bamboo fiber cell walls, the nanocrystallized bamboo fiber cell walls are extracted from bamboo green, are edible and have one-dimensional characteristics, the transverse size is below 100nm, the longitudinal size is above 1mu m, cellulose in the nanocrystallized bamboo fiber cell walls has the crystallinity of 80%-95%, and the grain size of the cellulose in the nanocrystallized bamboo fiber cell walls is 100 nm. The dispersion liquid of the nanocrystallized bamboo fiber cell walls in water has the viscosity of 200 Pas or above when the mass concentration of the dispersion liquid is 0.5%, 40-70 parts of low-gluten flour, 20-35 parts of whole wheat flour, 8-20 parts of grease selected from natural butter, coconut oil or non-hydrogenated vegetable butter and 10-25 parts of sugar substitutes, and the sugar substitutes comprise at least one of erythritol and maltitol; the total mass content of the dietary fibers is greater than or equal to 15%. The beverage has a high low-GI effect, a suitable taste and good crush resistance. Methods of making low GI biscuits and low GI biscuits are also provided.

The invention discloses macadamia nut handmade soap and a preparation method thereof. The handmade soap is prepared from the following raw materials in parts by weight: 40 to 55g of macadamia nut oil, 30 to 45g of coconut oil, 25 to 35g of olive oil, 20 to 30g of sweet almond oil, 15 to 24g of macadamia nut green peel extract, 10 to 16g of perilla extract, 16.5 to 22.5 g of sodium hydroxide and 42 to 48g of deionized water. On the basis of the handmade soap, by optimizing the proportioning amount of all the raw material components, the synergistic interaction effect can be achieved, the antibacterial performance of the handmade soap can be greatly improved, and the handmade soap has certain DPPH free radical scavenging capacity and has certain anti-aging and moistening effects and the like.

The invention discloses a conditioning and soothing formula of herbal plant extract Yuh with essence oil and a production process thereof, and relates to the technical field of cosmetics. The formula consists of base oil such as coconut oil, sweet almond oil and grape seed oil, and natural herbal plant extraction components such as salvia miltiorrhiza oil, myrrh oil and blumea oil in an accurate proportion, and the sum of the mass percentages of all the components is 100%. The production process adopts the processes of normal-temperature stirring and mixing, physical and chemical inspection, packaging and warehousing, and is free of chemical additives in the whole process, natural, safe and stable. Through the synergistic effect of pure natural plant extracts, the traditional Chinese medicine composition has the double effects of nourishing skin and conditioning meridians and collaterals, soft massage can comb qi activity of the whole body and relieve mental pressure, mild and moist touch can relieve nerves and nourish the meridians and collaterals, component permeation can supplement body fluid of meridian circulation parts and repair body surface skin, and the traditional Chinese medicine composition is suitable for daily skin maintenance and physical and mental relaxation.

This invention discloses a traditional Chinese medicine composition with calming and sleep-aiding effects and its preparation method, relating to the field of pharmaceutical technology. The traditional Chinese medicine composition with calming and sleep-aiding effects comprises the following raw materials in parts by weight: 15-25 parts of vetiver volatile oil, 15-25 parts of valerian volatile oil, 8-12 parts of sandalwood volatile oil, 8-12 parts of cyperus rotundus volatile oil, 8-12 parts of albizia julibrissin bark volatile oil, 5-8 parts of orange blossom volatile oil, 8-12 parts of polygala tenuifolia volatile oil, 8-12 parts of schisandra chinensis volatile oil, 5-8 parts of jasmine volatile oil, and 500-520 parts of fractionated coconut oil. This invention also provides a method for preparing the traditional Chinese medicine composition with calming and sleep-aiding effects, effectively solving the problems of existing sleep aid products that easily cause liver and kidney metabolic burden, gastrointestinal irritation, uncontrollable dosage of active ingredients, and ingestion of ineffective ingredients.

This invention discloses a coconut oil antibacterial and deodorizing essence, its preparation method, and its application. The essence consists of: 12-50% coconut oil, 4-10% butylene glycol, 0.1-2% sodium hyaluronate, 1-5% panthenol, 2-5% lactic acid, 2-5% potassium lactate, 1.5-6% emulsifier, 0.1-0.6% 4-tert-butylcyclohexanol, 0.1-6% ectoine, 0.1-6% ergothioneine, 1-2% non-irritating preservative composition, and the remainder being pure water. The components work synergistically. Disposable sanitary products using this essence can inhibit bacteria and deodorize, soften the skin, relieve itching, improve redness, and soothe sensitivity. Washing and care products using this essence have good inhibitory effects on harmful bacteria, build a natural biological protective film on the skin surface, and have anti-inflammatory, soothing, repairing, anti-itch, and redness-reducing properties, leaving the skin moisturized and firm.

Oral care compositions containing coconut oil are disclosed, and methods of making and using the same.

The invention discloses child skin care essential oil and a preparation method thereof. The child skin care essential oil comprises the following single essential oil in percentage by weight: 35-40% of coconut oil, 1-3% of sweet almond oil, 0.1-0.2% of grapefruit essential oil, 0.05-0.15% of curcuma oil, 0.03-0.06% of black pepper essential oil and the balance of grape seed oil. The obtained skin care essential oil is good in safety to children and has a good skin care effect. Essential oil of each single component is extracted according to different methods, beneficial components are reserved, irritant components are reduced, the essential oil composition is safe, and the skin care effect is improved through the synergistic effect of the coconut oil, the sweet almond oil, the grapefruit essential oil, the curcuma oil, the black pepper essential oil and the grape seed oil.

The present application relates to the field of daily chemical industry and traditional Chinese medicine washing and protecting technology, in particular to a traditional Chinese medicine shampoo for relieving itching, removing dandruff and preventing hair loss and a preparation method thereof, which is prepared from 12 kinds of traditional Chinese medicines, including Platycladus orientalis, Radix Angelicae Sinensis, Radix Polygoni Multiflori, Herba Viscum, Ganoderma lucidum, etc., and auxiliary materials including gelatin, menthol, vitamin E, tea oil, a compound foaming agent compounded from amino acid and coconut oil. The preparation method is to extract effective components of traditional Chinese medicines by three times of high-temperature and high-pressure decoction, filter and concentrate under normal pressure, and then add auxiliary materials in sequence according to ladder type temperature to mix and prepare. The present application has the triple effects of relieving itching, removing dandruff, nourishing blood and hair, and nourishing scalp, is mild and non-irritating, and can reduce dandruff after 3 days of continuous use, has good product stability, and is suitable for long-term use of various hair types.

The application relates to the technical field of building ceramics, and discloses a kind of building ceramics enhanced by hierarchical waste porcelain powder and a preparation method thereof, raw materials of the building ceramics include base material raw materials and glaze; base material raw materials include body basic raw materials and waste porcelain powder; waste porcelain powder includes fine particle reaction material with a particle size of 0.05-0.15 mm and coarse particle decoration material with a particle size of 0.425-0.85 mm; by first wet ball milling, spray granulation of fine particle reaction material, coconut oil, sodium tripolyphosphate, body basic raw materials and polyvinyl alcohol to obtain body powder, then stirring and mixing the body powder with coarse particle decoration material, glycerol to obtain base material raw materials, followed by pressing forming, glaze application and firing to obtain building ceramics. The application improves dispersibility and interfacial bonding by functional classification and targeted process optimization of waste porcelain powder, and the fired ceramics not only has high strength, but also naturally presents spot or star point decorative texture.

The disclosure provides a cleaning composition, comprising purified water, sodium ionized water, coconut oil, calcium oxide and an alkaline substance. A content of the purified water is greater than 50 wt %. A content of the sodium ionized water is 15 to 25 wt %. A content of the coconut oil is 3 to 7 wt %. A content of the calcium oxide is 0.5 to 2.5 wt %. A content of the alkaline substance is 7 to 13 wt %. The purified water, the sodium ionized water, the coconut oil and the alkaline substance account for less than or equal to 100 wt % of the total weight percentage of the cleaning composition. The disclosure further provides a preparation method of a cleaning composition.

The invention discloses a sealant with bacteriostatic and mildew-proof functions for a metal bottle cap and a preparation method of the sealant, and belongs to the technical field of sealant preparation. The sealant provided by the invention is prepared from the following raw material components in percentage by mass: 40.0 to 55.0 percent of an auxiliary agent A, 0.5 to 3.0 percent of an auxiliary agent B, 2.0 to 4.0 percent of zinc stearate, 1.0 to 3.0 percent of titanium dioxide, 1.0 to 5.0 percent of ground calcium carbonate, 0.5 to 2.5 percent of an anti-blocking agent and 39.0 to 55.0 percent of polyvinyl chloride resin, the auxiliary agent A is prepared from at least two of dioctyl terephthalate, epoxidized soybean oil, trimellitic anhydride and cyclohexane 1, 2-diisononyl diformate; the auxiliary agent B is obtained by mixing and grinding zinc oxide, metal silver, zirconium phosphate, zinc pyrithione and coconut oil fatty acid diacetamide. According to the invention, the sealant is prepared by compounding multi-component food-grade antibacterial mildew-proof active components, so that the prepared sealant is ensured to reach the first-grade standard of ASTM G21-15 Determination of Antifungal Factor of Synthetic High Polymer Materials, meanwhile, the risk that the sealant is mildewed when being used in canned food is reduced, and the quality of the product is improved.

The present application relates to a kind of fat powder for reducing weaning piglet dead rate and its preparation method and application, and the composite lipid in the preparation raw material of fat powder includes 1,3-di-oleic acid-2-palmitic acid triglyceride, 24 degrees palm oil, rice bran oil, coconut oil, linseed oil, caprylic triglyceride, capric acid triglyceride, alpha-lauric acid monoglyceride and tributyrin.The present application develops the fat acid composition close to pig milk fat structure, let piglet continue lactation period in weaning period to enable approach mainly with lipid, meet the compound energy demand of fast, medium and slow, avoid falling into energy potential difference;And the specific combination of medium and short chain fatty acids, both can improve the energy efficiency of weaning piglet, also have bacteriostatic disease characteristics, can improve the immunity of piglet, reduce the diarrhea rate.This composite lipid overcomes the problem such as piglet energy deficiency and indigestion caused by single raw material oil due to unsuitable lipid structure, can significantly reduce weaning stress, reduce the diarrhea rate and dead rate.

The application discloses a kind of fermented whipped cream and method prepared by using two-phase oil gel, belong to fermentation milk processing technical field.The application is prepared oil phase gel with enzymolysis coconut oil, rapeseed protein as raw material, and prepared water phase gel with selenized carrageenan and oxidized konjac glucomannan, then two-phase oil gel is formed by processing;Cream raw material is pre-fermented by saccharomyces cerevisiae, and cream microspheres are obtained by high-pressure homogenization, then fermented whipped cream is obtained by mixing two-phase oil gel and compound lactic acid bacteria.The application constructs stable crosslinking network by cysteine, gives two-phase oil gel good elasticity and stability, cream microspheres can avoid sedimentation and aggregation, and compound lactic acid bacteria fermentation not only promotes the system to form uniform gel network, but also retains characteristic flavor.The fermented whipped cream prepared by the application has uniform texture and rich and lasting flavor, has nutrition and taste advantage, can effectively solve the problem of loose structure and easy flavor loss of traditional fermented whipped cream, and has good industrial application prospect and market value.

The application discloses a composite eye-care patch composition containing Hainan coconut extract and tropical plant extract and a preparation method thereof, and belongs to the field of eye-care daily chemicals. The product adopts a water-oil dual-phase isolation structure, the water phase contains Hainan coconut water extract, noni fruit polysaccharide, seaweed polysaccharide and various plant extracts; and the oil phase contains active components such as anthocyanins, lutein ester, astaxanthin and coconut oil. The application adopts a double-cavity isolation and instant fusion technology, solves the problems of easy oxidation of active components, formula homogenization and weak penetration, and can relieve eye fatigue, fade dark circles and repair skin around eyes. The product relies on a technical barrier constructed by Hainan characteristic raw materials, has a reasonable formula and simple process, and is suitable for large-scale production and market promotion.

The invention provides yoghourt with vegetable fat instead of milk fat and a preparation method thereof, and the yoghourt with vegetable fat instead of milk fat comprises the following raw material components based on the total mass of the yoghourt raw materials: the content of the vegetable fat is 3-5 wt%, the content of the emulsifier is 0.1-0.2 wt%, the content of the stabilizer is 0.1-0.2 wt%, the content of the sweetening agent is 6-8 wt%, the content of the leavening agent is 0.002-0.005 wt%, and the balance is water. And the balance of skimmed raw milk. The vegetable fat is coconut oil and oat oil, and the mass ratio of the coconut oil to the oat oil is (2-4): 1. According to the yoghourt provided by the invention, the vegetable fat which is more standardized and stable is used for replacing the original milk fat which is easily influenced by the environment, so that the problems of unstable flavor and difficulty in standardized production of a yoghourt product caused by the milk fat in the prior art are effectively solved. The yoghurt has the advantages of both cow milk and plant-based products, the nutrition is more comprehensive, and the taste and flavor of the product are richer and more controllable.

The application provides a bacteriostatic and lubricating coconut oil-containing composition and a preparation method thereof, which uses virgin coconut oil, coconut oil extract, extract of Zanthoxylum bungeanum Maxim and extract of Ligustrum lucidum Ait as raw materials, the virgin coconut oil is extracted by a supercritical carbon dioxide extraction method, has high extraction rate and high lauric acid content, the virgin coconut oil is extracted, the bacteriostatic effect of the composition can be improved, and meanwhile, the particle size of the finished product can be reduced in the processing process to form a finished product with high stability. In the application, the effective components in Zanthoxylum bungeanum Maxim and Ligustrum lucidum Ait are extracted, which is beneficial to improving the efficacy of the finished product, the extract of Zanthoxylum bungeanum Maxim and the extract of Ligustrum lucidum Ait also have better water absorption and emulsification performance as emulsifiers, and the stability of the finished product is further improved.

The prebiotic energy bar comprises the following components in parts by weight: 6.0 to 6.4 parts of inulin, 3.0 to 3.2 parts of fructo-oligosaccharide, 4.5 to 6.4 parts of egg white, 3.0 to 3.2 parts of coconut oil, 0.4 to 0.5 part of table salt, 50 parts of highland barley crisp chips, 1.5 to 1.8 parts of Chinese wolfberry fruits, 1.5 to 1.8 parts of pumpkin seeds, 5.3 to 5.5 parts of raisins and 4.5 to 4.8 parts of cashew nuts. According to taste selection, the coconut crisp food can also comprise 1.5-1.8 parts of cocoa powder or 1.5-1.8 parts of coconut powder and 7.5-7.8 parts of coconut crisp chips. According to the invention, artificially synthesized additives and sweeteners are not used, the formula is clean, highland barley is rich in proteins, dietary fibers, beta-glucan and a variety of amino acids and trace elements, and prebiotics, nuts, seeds, dried fruits and the like are matched, so that the highland barley biscuits are rich in taste level, have obvious advantages in nutritional ingredients, are a healthy and delicious functional food, and have good market prospects. The food is especially suitable for people needing sugar control.

The invention relates to the technical field of microbial products, and particularly discloses embedded particles as well as a preparation method and application thereof. The embedded particle comprises an inner core and a rubber layer from inside to outside, the inner core comprises chocolate, palm oil, coconut oil and bacterial powder; the chocolate does not contain cane sugar, and the mass ratio of the chocolate to the palm oil to the coconut oil is 1: (2.5-5): (1.5-5); the rubber layer is obtained by curing a rubber liquid, the rubber liquid comprises curdlan, agar and sodium alginate, and the mass ratio of the curdlan to the agar to the sodium alginate is 1: (2-4): (3-5); and the mass ratio of the inner core to the rubber layer is 1: (2-8). According to the embedded particle, the chocolate and the bacterial powder are effectively combined together to serve as an embedded component, the heat resistance, the shear resistance, the acid resistance and the viable bacterium stability during storage of the embedded particle are improved, and the preparation method is simple, convenient and high in efficiency.

The invention relates to the technical field of oilfield development, and discloses a method for improving carbon dioxide oil displacement effect, which comprises the following steps: (1) injecting a first composition into an oil reservoir, and then injecting carbon dioxide; wherein the first composition comprises xanthan gum, silicate and an optional first solvent; (2) injecting a second composition into the oil reservoir, and then injecting carbon dioxide; wherein the second composition comprises fatty alcohol polyoxyethylene ether sulfate, alkyl hydroxypropyl phosphate betaine, alkyl glycoside, coconut oil diethanolamide and an optional second solvent. By means of the method, the problem that the oil extraction rate is reduced due to gas channeling in an oil field can be effectively solved. According to the method, the fluidity of carbon dioxide gas in a reservoir high-permeability area or a crack can be effectively reduced, and the gas flooding sweep range is expanded, so that the carbon dioxide oil flooding effect is improved.

The invention discloses indigowoad root indigo antibacterial solid soap and a preparation method thereof. The indigowoad root indigo antibacterial solid soap is prepared from the following components in parts by mass: 5-30 parts of indigowoad root powder, 1000-1100 parts of soap base and 36-40 parts of coconut oil. The invention relates to the technical field of daily chemicals. According to the indigo indigo antibacterial solid soap and the preparation method thereof, high-purity indigo indigo powder is specially extracted, and a low-temperature cold soap making method is adopted, so that decomposition of indigo indigo and indirubin under high temperature and strong alkali is greatly avoided, and high efficiency of antibacterial and anti-inflammatory biological activity is ensured; impurities in crude indigo naturalis are removed, the risk of skin allergy and friction is reduced, the compounded soap base also makes the soap foam fine and smooth, and the skin is moist and not tight after the soap is used.

The invention belongs to the technical field of biochemical engineering, and particularly relates to a method for preparing medium-chain fatty glyceride through double-enzyme catalysis. The method provided by the invention comprises the following steps: firstly, catalyzing raw materials such as coconut oil to be completely hydrolyzed by utilizing lipase, and separating medium-chain fatty acid with the purity of more than or equal to 99.5% by adopting a molecular distillation cooling crystallization technology; then, high-purity fatty acid and glycerol are used as substrates, immobilized lipase is used as a catalyst, directional esterification is performed in a reactor provided with a dehydration membrane block, and the water activity of the system is controlled to be 0.1-0.3. The content of medium-chain fatty glyceride in the final product is higher than 98%, and the final product does not contain long-chain fatty acid impurities. The process is green and energy-saving, the catalyst can be recycled, the economical efficiency is good, and an innovative solution is provided for large-scale production of the high-purity structured lipid.