168 results about "Sorbitan" patented technology

The invention relates to the technical field of nano materials, and particularly discloses a preparation method of surface modified nano calcium carbonate for a battery diaphragm coating. According to the method, the technical paths of microemulsion confinement crystal form regulation and control, gradient surface modification and boehmite compounding and porosity regulation and control are fused, and the functional nano calcium carbonate adaptive to the battery diaphragm coating is prepared. According to the technical scheme, limestone is used as a raw material, after calcination and digestion, the particle size of nano calcium carbonate is controlled through microemulsion carbonization (a cyclohexane-span 80-n-butyl alcohol system); a silane coupling agent KH560-KH570 is adopted for gradient modification to introduce an electrophilic functional group, boehmite is compounded to form a composite coating, and the porosity is regulated and controlled by adjusting the solid content in coating slurry and the coating speed. The method is stable in process and high in compatibility, and meets the requirements of diaphragm coatings of lithium ion batteries and solid-state batteries.

To provide a method for suppressing an increase in acid value of a frying oil and fat composition.SOLUTION: A method for suppressing an increase in acid value of a frying oil and fat composition, the method comprising adding to an edible oil and fat at least one emulsifier selected from the group consisting of polyglycerin-condensed ricinoleic acid ester, polyglycerin fatty acid ester, sucrose fatty acid ester, and sorbitan fatty acid ester, wherein further addition of a conditioned oil enables further suppression of the increase in acid value.SELECTED DRAWING: None

The invention discloses a compound emulsifier for a DTY (Draw Textured Yarn) oil agent. The compound emulsifier is prepared from the following components in parts by weight: 8-20 parts of an antistatic agent, 35-50 parts of C12-14 fatty alcohol polyoxyethylene polyoxypropylene ether, 10-20 parts of fatty acid amide polyoxyethylene polyoxypropylene ether and 20-35 parts of sorbitan fatty acid ester, and the fatty acid amide polyoxyethylene polyoxypropylene ether is cocamidopropyl polyoxyethylene polyoxypropylene ether or oleamide polyoxyethylene polyoxypropylene ether. Compared with an existing emulsifier for DTY oiling agent, the compound emulsifier does not contain APEO and other components, is safe and environmentally friendly, has good emulsifying performance and low dosage, and the DTY oiling agent prepared by emulsification of the compound emulsifier is stable, has good smoothness and antistatic property, is easy to wash off on fibers, and does not affect subsequent dyeing processing.

The invention relates to a string maintenance nanoemulsion and a preparation method thereof, and belongs to the technical field of string maintenance. The nanoemulsion comprises polysorbate 80 and sorbitan stearate 60 as main emulsifiers, glyceryl monostearate, cetyl alcohol and stearyl alcohol as auxiliary emulsifiers, liquid paraffin and xanthan gum for adjusting the consistency, chitosan-loaded sodium hyaluronate nanoparticles as a long-acting humectant, and glycerol and propylene glycol as humectants and also can be used as anti-freezing agents. Ethylparaben is used as a preservative; and essence and the balance of water can be selectively added. Uniformly mixing and stirring the water-soluble components; uniformly mixing and stirring oil soluble components; and adding the oil phase into the water phase, stirring to form primary emulsion, emulsifying, homogenizing, cooling, and adding essence to obtain the product. According to the invention, the chitosan-loaded sodium hyaluronate nanoparticles are introduced to realize long-acting moisturizing and moistening of strings, and have the advantages of fine and soft texture and the like.

The present invention is directed to a water-soluble granule compositions comprising 1-amino-1-cyclopropanecarboxylic acid (“ACC”), a filler selected from the group consisting of lactose, dextrose, sucrose or a mixture thereof, one or more wetting agents selected from the group consisting of a non-ionic ethoxylated sorbitan, a polyoxyethylene glycol alkyl ether and an anionic dioctyl sulfosuccinate, one or more binders selected from the group consisting of polyvinylpyrrolidone and a lignosulfonate and one or more organosilicon surfactants selected from the group consisting of a polyalkyleneoxide modified heptamethyltrisiloxane and a polyether trisiloxane.

The present invention relates to a composition in the form of an oil-in-water bigel and comprising: (1) a (C1-C2 alkyl) acrylic acid / (C1-C2 alkyl) acrylic acid C10-C30 alkyl ester copolymer as an aqueous phase thickener; (2) an oil phase thickener preferably comprising one or more selected from the group consisting of olive oil sorbitol ester, dextrin palmitate and polybutylene; (3) a polyglycerol emulsifier having an HLB value from 0 to 8, preferably from 1 to 8, more preferably from 3 to 8; and (4) a solvent. By using the composition in the form of oil-in-water double gel containing the components, a cosmetic product which simultaneously has a high SPF value, good stability, water resistance and improved skin feeling can be prepared. The invention also relates to a preparation method of the composition and application of the composition for preparing cosmetics, especially sunscreen cosmetics.

The invention discloses high-temperature-resistant polyester spinning oil as well as a preparation method and application thereof, and belongs to the technical field of spinning oil. The high-temperature-resistant polyester spinning oil is prepared from the following raw materials in parts by mass: 30 to 70 parts of smoothing agent, 26 to 45 parts of emulsifier, 2 to 5 parts of antistatic agent, 8 to 30 parts of diluting solvent, 0.2 to 0.6 part of antioxidant, 0.2 to 0.8 part of pH regulator and 0.2 to 1.0 part of water, the smoothing agent is prepared from at least one of polyglycerol ricinoleate and pentaerythritol oleate; the emulsifier comprises at least one of castor oil polyoxyethylene ether, polyoxyethylene ether dioleate, polyoxyethylene ether monooleate and sorbitan fatty acid ester. The high-temperature-resistant polyester spinning oil provided by the invention has the advantages of small volatilization amount at high temperature, small smoke, excellent high-temperature decomposition resistance, effective reduction of coking, and improvement of the stability and quality of polyester fibers under high-speed spinning.

To provide chocolates having physical properties suitable for molding before baking, retaining soft texture after thawing even passing a freezing step after baking, and suppressed in the occurrence of bloom, and to provide a frozen composite bakery food after baking, using the same.SOLUTION: A frozen composite bakery food after baking, having an excellent quality even after thawing is obtained by: combining with a bakery dough, chocolates which contain 20-60 wt.% of an oil and fat composition having a triglyceride composition satisfying all of the following (a)-(d) conditions, and contain 0.3 wt.% or more of a sorbitan saturation fatty acid ester and / or a sucrose fatty acid ester with an HLB of 4 or less, and baking and freezing the product. (a) a POP content is 18 wt.% or more; (b) POP / (PStP+PStSt+StOSt+StStSt) is 1.0 or more and 3.8 or less; (c) POP / POO is 2.5 or more; and (d) POP / (StOSt+StStSt) is 1.0 or more and 4.0 or less.SELECTED DRAWING: None

A water-based rust inhibiting agent according to the present disclosure contains a carboxylate, a sorbitan-based surfactant, a silane coupling agent having an epoxy group or a glycol group, and an aqueous medium.

The present invention provides means with which bile acids, phenols, indoles and organic acids contained in a sample can be stably preserved without cryopreservation of the sample. A sample preservation solution of the present invention is a sample preservation solution used for analyzing at least one component selected from the group consisting of bile acids, phenols, indoles and organic acids contained in a biological or environmental sample, containing at least the following (A) and (B): (A) condensed phosphate or polyoxyethylene sorbitan alkylate; and (B) guanidinium thiocyanate, Tris-HCl (pH 7 to 9), and EDTA.

The present application relates to string maintenance nanoemulsion and its preparation method, belong to string maintenance technical field. The nanoemulsion includes: polysorbate 80, stearic acid sorbitan 60 as main emulsifier, glycerin monostearate, cetyl alcohol, stearyl alcohol as auxiliary emulsifier, liquid paraffin, xanthan gum adjusts consistency, chitosan carries sodium hyaluronate nanoparticle as long-acting moisturizing agent, glycerol, propylene glycol is humectant and can be used as antifreezing agent; hydroxyphenyl ethyl as preservative; can also selectively add essence, the balance is water. The water-soluble ingredients are mixed and stirred uniformly; the oil-soluble ingredients are mixed and stirred uniformly; the oil phase is added to the water phase, and the primary emulsion is stirred and emulsified, and the essence is added after cooling, and the present application is obtained. The present application realizes long-acting moisturizing and nourishing of the string by introducing chitosan carrying sodium hyaluronate nanoparticles, and has the advantages of fine texture, softness and the like.

The invention discloses epichlorohydrin and a preparation method thereof. Comprising the following steps: feeding a mixed solution containing chloropropene, hydrogen peroxide and a nonionic surfactant and a titanium silicalite molecular sieve TS-1 catalyst in a fixed bed reactor at a mass space velocity of 0.5-10h <-1 >, and reacting at 20-90 DEG C to obtain the epichlorohydrin. The dosage of the catalyst is 0.1-10 wt% of the chloropropene; the nonionic surfactant is selected from at least one of alkyl glucoside, fatty glyceride, fatty acid sorbitan, polysorbate, polyoxyethylene fatty alcohol ether and nonylphenol polyoxyethylene ether; the molar ratio of the hydrogen peroxide to the nonionic surfactant is (1-50): 1; the molar ratio of chloropropene to hydrogen peroxide is (1-10): 1. The nonionic surfactant is added to promote mixing of the organic phase and the water phase, a large amount of solvent does not need to be added in a traditional process, and a large amount of energy consumption such as solvent evaporation and recovery is avoided; the conversion rate of hydrogen peroxide is greater than 95%, and the selectivity of epoxy chloropropane is 95-99%.

The application discloses an aluminum alloy cleaning agent and a preparation method and application thereof, and belongs to the technical field of cleaning agents. The aluminum alloy cleaning agent comprises the following raw materials in parts by weight: 7-12 parts of ionic surfactant A, 3.5-6 parts of non-ionic surfactant B, 0.2-3 parts of a dispersing solubilizing agent, 0.8-1.5 parts of a penetrating agent, 3-6 parts of a chelating agent, 0.2-2 parts of an inhibitor, 0.01-0.05 parts of a defoaming agent and 67-83 parts of deionized water. The non-ionic surfactant A comprises at least one of a fatty alcohol polyoxyethylene ether and a nonylphenol polyoxyethylene ether. The non-ionic surfactant B comprises a sorbitan fatty acid ester. The dispersing solubilizing agent comprises a polyhydric alcohol. The aluminum alloy cleaning agent can effectively improve cleaning power, avoid aluminum alloy tarnishing, and is environmentally friendly. The application further provides a preparation method and application of the aluminum alloy cleaning agent.

A rust-preventive lubricating oil composition comprising a base oil; a sorbitan fatty acid ester; an overbased magnesium sulfonate; and at least one additive selected from the group consisting of a calcium sulfonate, a calcium sulfonate complex, a zinc sulfonate, a barium sulfonate, a fatty acid zinc, an oleic acid amine salt, an alkenyl succinic acid polyimide, and a benzotriazole derivative.

DEPCT64 A humectant containing oil and other components for external use on the skin. In addition, a specific characteristic of this invention is that it contains an esterification product. Component A and component B, or the esterification product containing component A and component B. And the components C and the esterification products have a pH value of 0-160. Milligrams of KOH / gram and the mass ratio of fatty acid residues obtained from component B and fatty acid residues. Fats obtained from component C in fatty acid residues which make up the esterification products. Elements A, B, and C are equal to 99.9:0.1-45:55 elements. A: Polyhydric alcohols that are dipentaerythritol, erythritol, or sorbitan; B: Components. One or more fatty acids, or equal to two, selected from straight-chain saturated fatty acids with a certain number of carbon atoms. 6-10 atoms, C composition: 1 or more fatty acids, or equal to 2 types selected from fatty acids. Containing 6-28 carbon atoms (excluding element B). -----------------------------------------------------------

The invention discloses a method for detecting polysorbate 80 based on an MALDI-MS and UHPLC-Q-TOF / MS. The method comprises the following steps: taking a polysorbate 80 sample, preparing a polysorbate 80 solution by using acetonitrile, respectively carrying out MALDI-MS detection and UHPLC-Q-TOF / MS detection on the polysorbate 80 solution, and determining the content of the polysorbate 80 in the polysorbate 80 sample according to the MALDI-MS and UHPLC-Q-TOF / MS detection results. The method comprises the following steps: acquiring PS80 principal component distribution according to an MALDI-MS (Matrix-Assisted Laser Desorption Ionization-Mass Spectrometry) map: a polyoxyethylene chain delta m / z 44.0 + / -0.2 and an esterified derivative sodium adduct ion gradient peak cluster, and carrying out qualitative analysis on components of the polysorbate 80 in combination with a characteristic interval of m / z 44.0 + / -0.2 in the MALDI map; according to the retention time in the UHPLC-Q-TOF / MS detection result, identifying the monoester, diester and trace unesterified sorbitan in the polysorbate 80. According to the invention, molecular weight distribution analysis and component separation and identification of PS80 are realized.

The present invention relates to the use of a compound X selected from the group consisting of compounds of formula (I), glyceryl ethers, sorbitan esters and isosorbide esters, as an antimicrobial agent against a microorganism causing dental caries, a microorganism causing dental plaque or a microorganism causing gingivitis, wherein R is selected from saturated hydrocarbon chains having 5 to 23 carbon atoms, unsaturated hydrocarbon chains having 5 to 23 carbon atoms, and mixtures thereof.

The purpose of the present invention is to provide a composition having improved bioavailability of β-caryophyllene. Provided is a self-emulsifying composition comprising β-caryophyllene and one or more emulsifiers selected from the group consisting of polyglycerol fatty acid esters having an HLB value of 10 or more, polyoxyl glycerides, hydrogenated castor oil derivatives, and polyoxyethylene sorbitan fatty acid esters.

The invention relates to the technical field of cosmetics, in particular to a composition for improving the sticky and greasy skin feeling of high-concentration glass color and a preparation method thereof.The composition is prepared from, by weight, 2-4 parts of glyceryl polyether surfactant, 0.1-1 part of amino acid derivative surfactant, 0.5-6 parts of hydrophilic siloxane derivative and 0.1-3.5 parts of microemulsion phase; the microemulsion phase is prepared from polyoxyethylene hydrogenated castor oil, sorbitan sesquiisostearate, isostearyl alcohol, isostearic acid, non-polar hydrocarbon grease, aliphatic dihydric alcohol and water. According to the composition, through the synergistic effect of the glyceryl polyether surfactant, the amino acid derivative surfactant, the hydrophilic siloxane derivative and the microemulsion phase, the sticky and greasy skin feeling of high-concentration glass color due to the formula is remarkably improved, the smearing freshness and consumer acceptance are improved, the formula process is simple, and industrial production is easy.

The present invention is an evaporation inhibitor for plant treatment agents composed of at least one compound selected from (A1) a compound obtained by adding a predetermined amount of at least one alkylene oxide (hereinafter referred to as AO) selected from ethylene oxide (hereinafter referred to as EO) and propylene oxide (hereinafter referred to as PO) to a predetermined alcohol, (A2) a compound obtained by adding a predetermined amount of at least one AO selected from EO and PO to a predetermined carboxylic acid, (A3) a compound obtained by adding a predetermined amount of at least one AO selected from EO and PO to a monoester of a fatty acid with 10 or more and 20 or less carbons and sorbitan, (A4) a polyalkylene glycol with a weight average molecular weight of 100 or more and 3000 or less, (A5) a predetermined ester compound, and (A6) a predetermined carboxylic acid.

The invention relates to the technical field of preparation of olefin by methanol conversion, and discloses an SAPO-34 molecular sieve, a preparation method thereof and application of the SAPO-34 molecular sieve in a methanol-to-olefin process. The method comprises the following steps: (1) mixing melamine with water to obtain a mixed solution of melamine and water, and then mixing the mixed solution of melamine and water with an aluminum source, a silicon source, a phosphorus source, a template agent and water to obtain a mixture; and (2) mixing the mixture obtained in the step (1) with polyoxyethylene sorbitan fatty acid ester, carrying out hydrothermal crystallization reaction, and then sequentially separating, drying and roasting the obtained molecular sieve stock solution. The prepared SAPO-34 molecular sieve can improve the catalytic activity and selectivity to low-carbon olefins in a methanol-to-olefin reaction, can accommodate more carbon deposits, can effectively delay the deactivation speed caused by the carbon deposits, and further significantly prolongs the service life of a catalyst, and the method has the advantages of simple process, mild reaction conditions and low cost, and is suitable for industrial production. The method has obvious economic value and wide application prospect.

The invention belongs to the technical field of pesticide preparation, and provides a trifloxysulfuron sodium and haloxyfop-R-methyl dispersible oil suspending agent for antigen drug decomposition, which comprises the following components in percentage by mass: 1-5% of trifloxysulfuron sodium, 1-30% of haloxyfop-R-methyl, 5-15% of isomeric alcohol polyoxyethylene polyoxypropylene ether, 5-15% of polyoxyethylene sorbitan fatty acid ester, 5-15% of isomeric alcohol polyoxyethylene polyoxypropylene ether, 5-15% of isomeric alcohol polyoxyethylene polyoxypropylene ether, 5-15% of isomeric alcohol polyoxyethylene polyoxypropylene ether, 5-15% of isomeric alcohol polyoxyethylene polyoxypropylene ether, 5-15% of isomeric alcohol polyoxyethylene polyoxypropylene ether The oil-in-water emulsion is prepared from the following components in percentage by weight: 2 to 10 percent of docusate sodium, 1 to 3 percent of 3-(3, 5-di-tert-butyl-4-hydroxyphenyl) n-octadecanol propionate, 0.5 to 2 percent of triazine-piperidine condensate, 1 percent of fumed silica and 40 to 80 percent of carrier oil phase, through scientific proportioning of the components, the stability problem of the trifloxysulfuron sodium in the preparation is effectively solved, the heat storage stability is remarkably improved (the decomposition rate of the trifloxysulfuron sodium is lower than 5% at 54 DEG C for 14 days), meanwhile, the weeding spectrum is expanded, the weeding activity is enhanced, the weeding composition has an excellent control effect on weeds in farmlands such as cotton fields and the like, and the preparation is environment-friendly and has wide application prospects. The composition is safe to crops and has remarkable economic benefits and social benefits.

Provided is a composition capable of suppressing generation of a trimer even when an aliphatic aldehyde at a high concentration of 90 mass% or more is stored at a low temperature. The composition contains 90 mass% or more of an aliphatic aldehyde having 8-16 carbon atoms and 100 ppm or more and 1 mass% or less of an additive with respect to the mass of the aliphatic aldehyde, wherein the additive is one or more selected from the group consisting of polyalkylene glycol derivatives represented by formula (I), sorbitan fatty acid esters, polyoxyethylene sorbitan fatty acid esters, polyoxyethylene sorbitol fatty acid esters, amino acids represented by formula (II), anthranilic acid esters represented by formula (III), and pyrazine derivatives represented by formula (IV).

The invention belongs to the field of papermaking, and particularly relates to an ink composition for food paper, which comprises resin, a first flavor agent, a second flavor agent, a first emulsifier, a second emulsifier and an organic solvent, the first flavor agent comprises a sweetening agent and a salty agent; the second flavor agent comprises an acidulant; the first emulsifier is selected from one or more of polyglycerol monooleate and sorbitan fatty acid; the second emulsifier is selected from one or more of polysorbate and triglycerol fatty acid ester; the mass content of the first emulsifier in the ink composition is 2%-6%; and the mass content of the second emulsifier in the ink composition is 2-6%. The invention also relates to a preparation method of the ink composition for the food paper, the food paper and a printing method thereof, and application of the ink composition. The ink composition disclosed by the invention is high in stability and has the flavor of coordinating and fusing sweet taste, salty taste and sour taste, and the flavor is continuously kept and is not easy to attenuate.

A W / O type liquid cosmetic composition comprising: (A) an oil-soluble UV absorber solid form at 25°C having a triazine or triazole skeleton, (B) at least one gelling agent selected from the group consisting of (B1) a dextrin fatty acid ester-based oil-soluble gelling agent, (B2) a urethane-based oil-soluble gelling agent, (B3) an amide-based oil-soluble gelling agent and (B4) an acrylic-based oil-soluble gelling agent, (C) a non-aromatic ester with at least one alkyl group having 7 to 10 carbon atoms, (D) at least one surfactant having an HLB value of 8 or lower selected from the group consisting of (D1) a polyglycerol fatty acid ester-based surfactant and (D2) a sorbitan saturated fatty acid ester-based surfactant.

Disclosed is a water-in-oil type emulsion composition which exhibits little color unevenness when applied and which can be easily washed off with soaping (soaping) after being applied. The composition comprises (A) a non-cyclic silicone oil; (B) a pigment; (C) a metal soap; and (D) one or more dispersants selected from the group consisting of bis-butyl polydimethylsiloxane polyglycerol-3, isostearic acid, sorbitan sesquiisostearate, polyglycerol-6 polyricinoleate, glycerol isostearate, and cetyl PEG / PPG-10 / 1 polydimethylsiloxane, the amount of the dispersant being less than or equal to the total amount of the oil content in the composition, and the amount of the dispersant being less than or equal to the total amount of the oil content in the composition. The blending amount of the component (A) is 35 mass% or more.

To provide a water-in-oil cosmetic that offers both excellent usability as a cosmetic product and high stability. [Solution] A water-in-oil cosmetic composition containing 50% by mass or more of water, comprising the following components (A) to (C): (A) dipolyhydroxy fatty acid polyalkylene glycol, (B) sesquiisostearate sorbitan, and (C) oil thickener. Preferably, component (A) is polyethylene glycol dipolyhydroxystearate, component (B) is sorbitan sesquiisostearate, and component (C) is dextrin palmitate.

Methods of making stable, dry coated fruit powders are provided. The methods include providing a fruit powder; selecting a hydrophobic stearate guest particle from the group consisting of ammonium stearate, zinc stearate, calcium stearate, sodium stearate, potassium stearate, magnesium stearate, glyceryl stearate, propylene glycol monostearate, sorbitan stearate, triglyceryl monostearate, hexaglyceryl distearate, and decaglyceryl monostearate; and dry coating the fruit powder with the hydrophobic stearate guest particles using high shear. The hydrophobic stearate guest particles are dry coated with respect to the fruit powder at levels between about 1 and 10 wt % in order to form a continuous layer.

The present invention deals with a formulation comprising at least one ethoxylated C13-C19 sorbitan monoester, saturated or not; and carnauba wax. Furthermore, the present invention pertains to a coating dilution comprising said formulation and the use of the formulation or of the coating dilution as a cold-end coating on a glass-container.

A novel means capable of improving moisture-proof property of pharmaceutical products, food products and the like. The problem is solved by a membrane-forming composition, comprising at least one nonionic surfactant that is at least one from sucrose fatty acid esters and polyoxyethylene sorbitan fatty acid esters and a fatty acid dispersed in a liquid containing a water-soluble polymer.