33 results about "Decanoic acid" patented technology

A lubricating fluid composition comprising i) a diester of polyethlene glycol esterified with a mixture of octanoic and deconoic acid where the polyethylene glycol may have 2-12 ethylene units and ii)

This invention discloses a functional Cistanche deserticola polysaccharide, its preparation method, and its applications. Using Cistanche deserticola as raw material, the polysaccharide is first extracted by cell wall disruption using an oxygen free radical-cellulase synergistic technology. The optimal extraction parameters are optimized through single-factor experimental design, overcoming the limitations of traditional methods and achieving efficient, green, and activity-preserving extraction of Cistanche deserticola polysaccharide, providing a high-quality material basis for subsequent research. The Cistanche deserticola polysaccharide extracted by this method can slow down weight gain in obese C57BL / 6J mice induced by a high-fat diet and improve glucose and lipid metabolism disorders. It also induces the production of important biomarkers such as indole, decanoic acid, and nonanoic acid by the intestinal flora of mice. This invention obtains Cistanche deserticola polysaccharides with specific biological activities, achieving high-quality utilization of Cistanche deserticola.

This invention provides a liquid crystal biomimetic water-locking and oxygen-permeable skincare composition, its preparation method, and its application, belonging to the field of cosmetic technology. It comprises the following components by weight percentage: 20-40% glycerin, 5-10% hydrogenated lecithin, 5-10% phytosterols, 0.1-0.5% sodium stearoyl glutamate, 0.01-0.05% sodium methylstearoyl taurate, 0.1-1% ceramide NP, 1-10% caprylic / capric triglyceride, 1-10% squalane, 0.1-1% tocopheryl acetate, 0.01-0.3% sodium DNA, 0.001-0.1% fibronectin, 0.001-0.1% soluble collagen, and the balance being water. The liquid crystal biomimetic water-locking and oxygen-permeable skincare composition provided by this invention can better form a breathable protective film on the skin surface, reduce skin moisture loss, and help repair damaged skin barriers, thereby achieving the effect of water-locking and oxygen-permeable skincare.

The application discloses a high-yield beta-lyase Pichia kluyveri strain breeding and application in beer fermentation, belonging to the field of bioengineering technology. Pichia kluyveri The Pichia kluyveri (Pichia kluyveri) B21 is preserved in the China General Microbiological Culture Collection Center, and the preservation number is CGMCC No. 34028. The strain can produce high-yield beta-lyase, the enzyme catalyzes the production of volatile mercaptans, and can impart beer fruity aroma. The Pichia kluyveri B21 produces high content of ethyl acetate, isoamyl acetate, isobutyl acetate, ethyl nonanoate, ethyl decanoate, phenethyl acetate, linalool and nerol in hop simulation culture medium, and these volatile substances can increase beer fruity aroma, floral aroma and rich beer flavor. The Pichia kluyveri B21 is expected to be added to the production of other food and beverage to enrich flavor substance components.

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

The application discloses a compound, 4-methyl-5-thiazole ethanethiol ester of decanoic acid, and a specific chemical structural formula is shown in the following formula: the aromatic compound is mainly applied to food essence.

This invention discloses a trimethylolpropane mixed fatty acid ester, its preparation method, and its applications. The mixed fatty acid ester is obtained by esterification of two or more fatty acids with trimethylolpropane. The fatty acids are selected from combinations of octanoic acid, decanoic acid, and oleic acid, or combinations of oleic acid with octanoic acid or decanoic acid. The mixed fatty acid ester of this invention possesses both a high flash point and a low pour point, while maintaining low viscosity at low temperatures. It also exhibits excellent dielectric properties, meeting the various requirements of electrical equipment for insulating media. Furthermore, this mixed fatty acid ester uses renewable fatty acids as raw materials, has good biodegradability, aligns with the trend of green and environmentally friendly development, and avoids the environmental pollution problems caused by traditional mineral insulating oils and some synthetic insulating oils. It has broad application prospects in power equipment such as transformers and capacitors.

This invention relates to a water-soluble cutting fluid for drilling aluminum alloys, comprising, by weight percentage: 3-4% monoethanolamine, 8-12% triethanolamine, 4-6% diethanolamine, 4-7% carboxylic acid system, 6-8% high PO content low-foaming polyether ester, 2-3% glycerol, 2-3% anti-hard water agent, 2-3% neodecanoic acid, 1-2% bactericide, 0.15-0.20% polyether modified silicone oil defoamer, 0.10-0.15% polyether defoamer (GPE-3000), 0.05-0.1% hydrophobic fumed silica, 0.5-1.0% non-foaming corrosion inhibitor, 0.2-0.3% methylbenzotriazole (TTA), 0.3-0.5% dodecenyl succinic acid, 0.5-1.0% polyol phosphate ester (PAPE), 2-3% borate ester, 0.2-0.3% disodium EDTA, and a certain amount of deionized water. This invention also relates to a method for preparing a water-soluble cutting fluid for drilling aluminum alloys. This invention has the following advantages: it achieves root-cause suppression and long-lasting defoaming, while simultaneously inhibiting corrosion and discoloration of aluminum alloys and preventing rust on ferrous metals. It is suitable for the actual production needs of aluminum alloy drilling enterprises, has strong practicality, and has broad application value.

This invention relates to a method for preparing health-promoting red yeast rice wine, comprising: (1) preparing a liquid fermentation broth of *Pseudomonas ulmoides*; (2) preparing a starter culture, wherein the starter culture is obtained by inoculating *Rhizopus* into a starter culture made from glutinous rice, soybeans, banana peel, vitamin B2, vitamin C, and sterile water; (3) steaming and cooling glutinous rice and adding *Pseudomonas ulmoides* fermentation broth, *Monascus purpureus* expanded culture broth, decanoic acid, and *Lactobacillus plantarum* expanded culture broth, and saccharifying and fermenting to obtain a first fermented product; (4) adding starter culture to the first fermented product, stirring evenly, and continuing saccharification to obtain a second fermented product; (5) pumping the second fermented product into a fermentation tank for alcoholic fermentation; and (6) after the fermentation in step (4) is completed, clarifying, filtering, sterilizing, and bottling the finished product. By brewing rice wine using this method, vitamins and various amino acids from *Pseudomonas ulmoides* can be extracted into the rice wine, and various specific amino acids can reduce the yield of citrinin in red yeast rice under certain fermentation conditions, resulting in high-quality red yeast rice wine.

This invention discloses a skin repair dressing containing ectoine and its preparation method, relating to the field of skin care technology. By weight, it comprises the following components: ectoine: 2-5 parts, panthenol: 1-3 parts, sodium hyaluronate: 0.05-0.1 parts, glycerin: 5.0-8.0 parts, trehalose: 0.5-1.5 parts, squalane: 3.0-5.0 parts, caprylic / capric triglyceride: 4.0-6.0 parts, cetyl ethylhexanoate: 3.0-5.0 parts, Montanov L: 2.0-4.0 parts, carbomer: 0.1-0.3 parts, and p-hydroxyethylhexanoate. Acetophenone: 0.3-0.5 parts, 1,2-hexanediol: 0.8-1.2 parts, triethanolamine: 0.1-0.3 parts, polyhexamethylene biguanide (PHMB): 0.01-0.03 parts, ceramide: 0.05-0.1 parts, with purified water as the balance, and the total weight of all components is 100 parts. This invention combines active ingredients such as ectoine to repair the skin in multiple dimensions, is suitable for various skin types, and adds antibacterial ingredients to make the effect more lasting. Standardized preparation process is adopted to control the parameters of each step, ensuring uniform and stable dressing, ensuring hygiene and safety, and achieving stable product quality and consistent effect.

The application belongs to the technical field of cosmetics, and particularly relates to a liposome delivery system with high loading rate and oxidation resistance, and a preparation method and application thereof. The liposome delivery system comprises the following components in percentage by mass: 4-10% of a complex film material, 0.3-2% of carboxymethyl deacetyl chitin, 0.1-2% of tocopherol acetate, 0.1-2% of thioctic acid, 0.1-2% of carnosic acid, 50-80% of glycerol, 2-10% of ethoxydiglycol, 2-10% of caprylic / capric triglyceride, 2-3% of pH buffer, 0.1-10% of active ingredients, and the balance of water. The application optimizes the component proportion of the film material, the solvent system, the antioxidant, and the surface active / stabilizing agent, utilizes the synergistic effect among the components, realizes efficient wrapping of the active ingredients, and improves the oxidation resistance and storage stability of the liposome.

This invention relates to the treatment of glucose transporter type 1 deficiency syndrome (Glut1-DS). In particular, the invention relates to specific medium-chain triglyceride compositions, enriched for C10 (decanoic acid), for use in treating movement disorders in Glut1-DS patients.

This invention discloses an anti-corrosion coating with a porous material-supported phase change core and its preparation method, belonging to the field of coating preparation technology. It consists of core functional components, film-forming components, and auxiliary components. The core functional components include porous boron nitride, acid-modified attapulgite, paraffin-decanoic acid eutectic phase change material, and sodium molybdate-benzotriazole composite corrosion inhibitor. The film-forming components include epoxy-organosilicon hybrid resin, polyamide 650, KH550 silane coupling agent, and anhydrous ethanol. The auxiliary components include ammonium polyphosphate-pentaerythritol composite intumescent flame retardant, polydimethylsiloxane, and xylene-n-butanol mixed solvent. This invention's porous material-supported phase change core anti-corrosion coating differs from traditional single-function coatings, achieving integrated corrosion protection, self-healing, and fire resistance, reducing the cost of multi-layer coatings. The multi-level porous carrier has a high loading rate and strong stability. The phase change core material exhibits no leakage or migration, cures at room temperature, is easy to apply, and is compatible with existing coating processes.

The application discloses a kind of high-efficiency low-irritation surfactant compositions and its preparation and application.The complex includes the following weight components: 1-30% of cocoamphoacetate, 2-25% of decyl glucoside, 1-20% of potassium cocoamphohydrolyzed oat protein, 2-15% of caprylic / capric glyceride polyglyceryl-10 ester, 1-10% of cocamidopropyl betaine, 0.5-5% of fulvic acid and the balance of water.By multi-component synergistic effect, the balance of surface tension control, low irritation and high cleaning performance is realized, and it is suitable for infant care, sensitive skin care and high-end cleaning product development.

This invention belongs to the field of skincare products and discloses an oil-controlling and soothing plant-based compound emulsion and its preparation method. The compound emulsion includes the following raw materials: deionized water, 1,3-propanediol, glycerin, trehalose, squalane, decanoic acid triglyceride, emulsifier, tocopherol, kudzu zinc liposomes, *Polyporus puerariae* and *Centella asiatica* ferment, tetrahydromethylpyrimidine carboxylic acid, thickener, and preservative. The kudzu zinc liposomes are made by enzymatically deglycosylating kudzu extract and then complexing it with zinc ions, followed by encapsulation with PEGylated liposomes and sebaceous gland-targeting ligands. The *Polyporus puerariae* and *Centella asiatica* ferment is made by stepwise symbiotic fermentation of *Polyporus puerariae* and *Centella asiatica*, followed by enzymatic hydrolysis to break the cell wall, and then sequentially separating and enriching small molecule active substances through coarse filtration, ultrafiltration, and nanofiltration. This invention constructs an oil-controlling and soothing system that targets oil, soothes and repairs, and strengthens the skin barrier by combining kudzu zinc liposomes and *Polyporus puerariae* and *Centella asiatica* ferment, meeting the core needs of oily and oily sensitive skin.

This invention proposes an HPLC-ELSD method for determining the content of medium-chain triglycerides. Using tricaprylic acid glyceride and tricaprylic acid glyceride as controls, the method employs HPLC-ELSD based on a C18 column for separation, captures signals using an evaporative light scattering detector, and performs linear fitting using the logarithmic response values ​​and concentration values ​​of tricaprylic acid glyceride and tricaprylic acid glyceride. The logarithmic peak area of ​​the main peak of the test sample is substituted into the linear equation for calculation. The content of tricaprylic acid glyceride and dicaprylic acid-capric acid glyceride in the test sample is calculated using the regression equation of tricaprylic acid glyceride, and the content of tricaprylic acid glyceride and dicaprylic acid-capric acid glyceride in the test sample is calculated using the regression equation of tricaprylic acid glyceride. The total content of the four main triglycerides is calculated as the triglyceride content. This method overcomes the drawback of the difficulty in obtaining dicaprylic acid-capric acid glyceride and dicaprylic acid-capric acid glyceride controls, and offers high sensitivity and accuracy. It is simple, rapid, and suitable for industrial production and quality control.

The utility model provides a kind of caprate distillation tank, it includes tower body, feed pipe, bulk material, rotating shaft group, heating pipe, gear set and motor, the feed pipe is located in the tower body top side and is used for feeding, the bulk material rotation is arranged in the bottom of the feed pipe and is used to disperse and spray liquid material, the rotating shaft group coaxial rotation is arranged in the tower body, the heating pipe is arranged in the rotating shaft group outside and is used to heat distillation to liquid material, the gear set is arranged in the bottom of the rotating shaft group and is used to make the bulk material and the heating pipe opposite rotation, the motor is installed in the tower body inner bottom and is used to drive the gear set rotation.The utility model is by using the cooperation mode of bulk material and heating pipe opposite rotation, it solves the technical problem that part of liquid material is not distilled and purified and discharged to the outside of equipment in existing distillation equipment, so as to achieve the purpose of ensuring purification effect and thus improving the purity of final product.

Provided herein are methods of making compositions comprising mixtures of lactones. Also provided herein are mixtures of lactones produced by the methods provided herein. An example lactone composition can include a 5-hydroxy-2-decenoic acid-δ-lactone, a 3,5-dihydroxydecanoic acid-δ-lactone, and sulfur, nitrogen, phosphorus, potassium, magnesium, calcium, sodium, iron, aluminum, silicon, organic chloride, 3,5-dihydroxydecanoic acid, a carbohydrate, free fatty acids, or a combination thereof.

Methods improve cognitive functioning, for example, at least one of episodic memory, executive function, or language skills; supporting memory and / or recall; providing energy and / or ketones to the brain; and / or preventing and / or treating mild cognitive impairment (MCI) in an individual. A composition comprising medium chain triglycerides (MCTs) can be administered to the individual in a daily dosage providing from about 15 g to about 45 g MCTs. The MCTs can include from about 51 wt% to about 90wt% of octanoic acid. The daily dose can be provided in at least two servings, for example, 2 or 3 servings. Each serving can provide about 15 g MCTs and can include octanoic acid and decanoic acid in a weight ratio of, for example, about 60 : about 40. The individual can be 65 years or older and / or have mild cognitive impairment (MCI).

The present application relates to the technical field of external preparation preparation, and discloses a kind of nano-dispersed composition for external use prevention and treatment hair follicle related pathogenic microorganism.The composition comprises free octanoic acid 0.1-1.5%, free decanoic acid 0.1-1.5%, free lauric acid 0.1-1.5%, polyoxyethylene hydrogenated castor oil 3-10% and polyol solvent 5-20% by total weight of composition.The pH of the composition is 3.0-5.0, the particle size is 20-100 nm, and PDI≤0.3.The composition remains clear and transparent after 3 freeze-thaw cycles at-20℃ / 4℃, and exhibits synergistic antibacterial effect on hair follicle related pathogenic microorganisms such as malassezia furfur, propionibacterium acnes and staphylococcus aureus at a lower active ingredient dosage.The ternary medium-chain fatty acid nano-dispersed system of the present application has synergistic antibacterial effect and low-temperature stability, and can be used to prepare external preparations for regulating hair follicle skin microecology, inhibiting excessive proliferation of hair follicle related microorganisms or preventing and treating acne, folliculitis, malassezia related skin problems and dandruff related problems.

A method of treating a fine line or wrinkle in a person's skin is disclosed. The method can include topically applying to the fine line or wrinkle a composition that includes Commiphora mukul resin or an extract thereof that includes oleo gum resin, glycerin, hyaluronic acid or a salt form thereof, caprylic / capric triglyceride, algae extract, and tocopherol, where topical application of the composition to the fine line or wrinkle reduces the appearance of the fine line or wrinkle.

The application discloses a weather-resistant flame-retardant degradable resin and a preparation method thereof, and relates to the technical field of high polymer materials.The weather-resistant flame-retardant degradable resin comprises the following raw materials in parts by weight: 60-80 parts of epoxy resin, 1-2 parts of a silane coupling agent, 5-7 parts of a flame-retardant antioxidant, 12-15 parts of a filler, 15-25 parts of a curing agent and 0.5-1 part of a curing accelerator.The intermediate 1 is generated by the reaction of 2,6-naphthalene dimethylamine and maleic anhydride; the intermediate 2 is generated by the reaction of the intermediate 1 and 2,5-furandimethanol; and the curing agent is generated by the reaction of the intermediate 2 and 10-amino-n-decanoic acid.The weather-resistant flame-retardant degradable resin prepared by the application has excellent mechanical properties, aging resistance, flame retardation and degradability.

This invention discloses an environmentally friendly metal cutting fluid and its preparation method. The cutting fluid is composed of neodecanoic acid, organic alcohol amines, ethylene oxide-propylene oxide block polyether, nonionic surfactants, and corrosion inhibitors in a specific ratio, prepared through staged temperature-controlled neutralization and step-by-step mixing. This invention is free of toxic and restricted substances such as chlorine, phosphorus, nitrite, and boric acid. It exhibits good biodegradability, excellent lubrication, rust prevention, and hard water stability, has a long service life, and is suitable for various metal cutting processes. It solves the problems of high pollution, easy spoilage, and uneven performance of traditional cutting fluids. The process is simple and suitable for industrial production.

The application discloses a kind of phase change gypsum board, by gypsum powder, fixed phase change material, deionized water, water reducing agent and dispersant composition;Wherein, fixed phase change material is n-decanoic acid-octadecanol diatomite powder fixed phase change material;Water reducing agent is naphthalene water reducing agent;Dispersant is polyvinyl alcohol dispersant;The mass fraction of the admixture of naphthalene water reducing agent and dispersant is 0.6%.The application also discloses a kind of production process of phase change gypsum board, by following production process composition:The raw materials for preparing phase change gypsum board are mixed to form slurry, slurry is formed by molding, cutting and drying to obtain the phase change gypsum board;Drying uses waste heat recovery energy-saving type phase change gypsum board drying system.The application utilizes the waste heat of the first two stages, and the waste heat is reused for drying in the drying machine for the third stage of phase change gypsum board, energy saving and emission reduction;Octadecanol diatomite powder fixed phase change material with n-decanoic acid has good heat storage performance.

This invention discloses a skin repair dressing containing Pro-Xylane and its preparation method, relating to the field of skin care technology. By weight, it comprises the following components: Pro-Xylane: 0.8-1.2 parts, Sodium hyaluronate: 0.05-0.1 parts, Glycerin: 6.0-10.0 parts, Carbomer: 0.2-0.4 parts, Trehalose: 0.8-1.2 parts, p-hydroxyacetophenone: 0.3-0.5 parts, Caprylic / Capric triglyceride: 4.0-6.0 parts, Montanov L: 2.5-3.5 parts, Cetyl ethylhexanoate: 4.5 parts. The total weight of the components is 100 parts: 5.5 parts squalane, 2.5-3.5 parts 1,2-hexanediol, 0.8-1.2 parts triethanolamine, and the remainder is purified water. This invention creates a dressing system suitable for skin repair, combining active ingredients and functional excipients. Multiple components work synergistically to balance efficacy and skin feel, adapting to various skin repair conditions. At the same time, a standardized preparation process is designed to control parameters at each stage, ensuring uniformity and stability of each phase, protecting active ingredients, removing impurities and ensuring sterility, thereby improving product safety and stability.

The application provides a hydrophobic deep eutectic solvent, a preparation method and application thereof, and belongs to the field of analytical chemistry. The hydrophobic deep eutectic solvent is selected from one of capric acid and lauric acid and 2-hexyl-1-decanol in a molar ratio of 1:1-2:1, and the preparation method comprises the following steps: mixing the one of capric acid and lauric acid and 2-hexyl-1-decanol in a molar ratio of 1:1-2:1, stirring at 90-100 DEG C until a homogeneous liquid is formed, and obtaining the hydrophobic deep eutectic solvent. The hydrophobic deep eutectic solvent, the preparation method and the application thereof can solve the problems of low absorption efficiency, poor regeneration performance, poor environmental protection and insufficient industrial adaptability of the existing absorbent for treating alkanes VOCs.

The present application relates to the technical field of yellow rice wine brewing and flavor control, and discloses a brewing method for realizing yellow rice wine flavor enhancement and odor control based on compound wheat starter.The method realizes the brewing method of "flavor enhancement and odor control" by using single or compound of block starter, inoculated raw wheat starter and explosive wheat starter under the condition of constant total starter amount.The results show that under the condition of the same total starter amount, the compound of inoculated raw wheat starter and explosive wheat starter at a ratio of 1:1 can significantly increase key aroma substances such as ethyl acetate, ethyl octanoate, ethyl decanoate and phenethyl alcohol;the compound of block starter, inoculated raw wheat starter and explosive wheat starter at a ratio of 1:1:1 can inhibit characteristic substances such as 2-methyltetrahydrothiophene and 4-vinylguaiacol.The method has clear process window and good repeatability, and is suitable for flavor optimization and targeted development of yellow rice wine products.