150 results about "Sorbitan oleate" patented technology

The invention relates to an oil agent for chopped polyester fiber. The oil agent is prepared by mixing the following components in percentage by weight: 25-35% of isooctyl stearate, 5-15% of sodium diethyl ethanol sulfonate succinate, 3-5% of sorbitan oleate, 15-25% of dodecyl polyoxyethylene ether (5), 8-12% of dodecyl polyoxyethylene ether (10), 8-12% of potassium POE (polyoxyethylene) alkyl phosphate, 3-5% of softener A, 3-5% of fatty alcohol ethylene oxide and 1-8% of regulator. The oil agent provided by the invention has the advantages of excellent emulsion stability, antistatic property and smoothness as well as high oil film strength, and is suitable for production of chopped polyester fiber or chopped cotton polyester fiber which has high total tow denier number and can be spun at high speed. In addition, because the oil agent has low production cost and very large use amount, the economic benefit is obvious.

Belonging to the technical field of nano-material preparation, the invention relates to a method for preparing a TiO2@SiO2 coaxial nanotube. The method comprises three steps: (1) spinning solution preparation: mixing polyvinylpyrrolidone, ethyl orthosilicate, absolute ethanol and chloroform so as to form a shell layer spinning solution, and mixing sesame oil, sorbitan oleate and butyl titanate soas to form an intermediate layer spinning solution; (2) preparation of a [sesame oil+Span-80+Ti(OC4H9)4]@[PVP+TEOS] coaxial hollow composite fiber: employing a coaxial electrospinning technology and using a three-layer coaxial spinning head, placing the shell layer spinning solution in an outer tube of the apparatus, putting the intermediate layer spinning solution in an intermediate tube of the apparatus, and leaving the inner tube empty and communicated with the atmosphere; (3) preparation of a TiO2@SiO2 coaxial nanotube: subjecting the coaxial hollow composite fiber to heat treatment so asto obtain the TiO2@SiO2 coaxial nanotube with an average diameter of 650nm. For the obtained TiO2@SiO2 coaxial nanotube, the hollow part has a diameter of 530nm, the inner wall is crystalline TiO2 and has thickness of 30nm, while the shell layer is non-crystalline SiO2 and has thickness of 30nm and length of over 20 micrometers. The method provided in the invention is simple and practicable, thusboasting wide application prospects.

The invention belongs to the field of cosmetics, and relates to light-sensation bright white tone-up cream and a preparation method thereof. The tone-up cream is prepared from powdered bismuth oxychloride, titanium dioxide, an emulsifier myristyl alcohol diphosphate, PPG-10 cetyl polyether phosphate ester, sodium acrylate/sodium acryloyldimethyl taurate copolymer, polysorbate-80, sorbitan oleate,sodium polyacrylate and trideceth-6. The tone-up cream further comprises components such as a thickening agent, a film-forming agent, a humectant and an emollient. The special emulsifier, powder and other components are compounded to prepare the tone-up cream which is light and thin in texture, and further has the effects of moisturizing and whitening.

The invention discloses preparation of molybdenum disulfide quantum dots and application of the molybdenum disulfide quantum dots in a finished lubricant additive, relating to the field of lubricant additives. The molybdenum disulfide quantum dots are prepared from ammonium molybdate, sulfur powder, glycerol and toluene. The finished lubricant additive is composed of the following components in parts by weight: 0.001-10 parts of graphene, 0.001-10 parts of molybdenum disulfide quantum dot and 80-100 parts of sorbitan oleate. The lubricant additive has favorable dispersity, and obviously enhances the oxidation resistance and abrasion resistance when being added into the commercially available lubricant. The lubricant additive has low volatility in the high-temperature service process, and reduces the oil sludge and carbon deposit. No surface modifier is added, the preparation process is simple, and the cost is lowered.

The production process of synthesizing sorbitan oleate and Span-80 pharmaceutical excipients in one step, the invention is to vacuum dehydrate sorbitol with a water content of 30% in a reaction kettle, and directly add oleic acid and high-efficiency The composite catalyst carries out etherification and esterification reactions. The temperature of the reaction process is controlled at 190-240°C, the vacuum degree is controlled above 0.098MPA, and the time is 5-8 hours. After the reaction is completed, medicinal activated carbon and activated clay are added for adsorption, After decolorization and filtration, the product can be formed. The process has low reaction temperature and low cost, and the produced product has light color, good internal regularity and good fluidity.

The invention belongs to the technical field of chemical synthesis, and particularly relates to a preparation method of sorbitan oleate. The preparation method comprises: adding a catalyst I, dehydrating solid sorbitol powder to obtain 1,4-sorbitan, adding oleic acid and a catalyst II, and carrying out an esterification reaction of oleic acid and 1,4-sorbitan to obtain sorbitan oleate to obtain sorbitan oleate. According to the method, the phenomenon that sediment is generated during storage of sorbitan oleate is prevented, the appearance and color of sorbitan oleate is prevented, and the exterior quality is effectively improved. Sorbitan oleate obtained from the method is good in emulsifying property and stability, and the application range of sorbitan oleate is extended.

The invention discloses a preparation method of a high-aluminum content, alkali-free and chlorine-free setting accelerator. The preparation method comprises the following steps: (1), uniformly mixing2-acrylamide-2-methylpropanesulfonic acid, acrylamide, acrylic acid, sodium hydroxide, an initiator, a crosslinking agent with water to obtain an aqueous phase; uniformly mixing cyclohexane with sorbitan oleate to obtain an oil phase; heating the oil phase to 50-70 DEG C, then dropwise adding the aqueous phase, performing a polymerization reaction for 5-10 hours, then filtering and drying to obtain a dissolution promoter; (2), uniformly mixing aluminum sulfate, the dissolution promoter with water, standing still for 1 h, continuing to add alcohol amine, a pH regulator and a rheological agent,then heating to 60-80 DEG C, reacting for 3-6 h, and cooling to room temperature to obtain the high-aluminum content, alkali-free and chlorine-free setting accelerator. According to the preparation method, through use of the dissolution promoter, the content of the aluminum sulfate is increased; the alkali-free ad chlorine-free setting accelerator prepared through modification can greatly improvethe 1d compressive strength of cement mortar and can improve comprehensive performance, such as the stability and the like, of a product.

The invention relates to a preparation method of sorbitan oleate servicing as a medicinal auxiliary material. The preparation method is characterized by comprising the following steps: adding powdered solid sorbitol into a reactor; stirring; heating to 80-105 DEG C to melt the powdered solid sorbitol; adding an acidic catalyst; agitating; dewatering at 90-110 DEG C at a vacuum condition; neutralizing the rest acidic catalyst after the reaction; filtering; decolouring; filtering; concentrating; drying to obtain 1,4-sorbitan; adding oleic acid into the reactor, the prepared 1, 4-sorbitan and a basic catalyst, wherein the mass ratio of the 1, 4-sorbitan to the oleic acid is 1:(2.06-2.41); pouring nitrogen and removing the oxygen; stirring and heating; carrying out esterification reaction at 190 to 210 DEG C; and then carrying out cooling, decolouring and filtering after the reaction so as to obtain the sorbitan oleate. The preparation method is simple in process and short in reaction time; the prepared product which is the sorbitan oleate is light in colour and high in purity; and the physicochemical performance of the sorbitan oleate meets the requirement of Section II of Pharmacopeia, Edition 2010.

The invention relates to a method for preparing TiO2/SiO2 aerogel microspheres by an emulsion method. The method for preparing TiO2/SiO2 aerogel microspheres by the emulsion method comprises the following steps: (1) preparing titanium dioxide suspension; (2) preparing a silicon dioxide alcoholic solution; (3) mixing the titanium dioxide suspension and the silicon dioxide alcoholic solution, adding formamide in the mixture, and stirring to obtain mixed sol; (4) preparing an oil phase by using sorbitan oleate, polysorbate, n-butyl alcohol and n-heptane; (5) adding the mixed sol in the oil phase under the condition of stirring, adding ammonia water to regulate pH value, and centrifugally separating to obtain TiO2/SiO2 aerogel microspheres; and (6) adding a cyclohexane solution of trimethylchlorosilane in the TiO2/SiO2 aerogel microspheres, carrying out surface treatment, and drying after ageing to obtain the finished product. According to the method disclosed by the invention, reaction conditions are mild, requirements on equipment are not high, and the TiO2/SiO2 aerogel microspheres prepared by the method do not have cracks, are high in transparency, good in super-hydrophobic property and infrared thermal reflectivity and low in thermal conductivity, and have a wide application prospect in the building fields of coatings, coiled materials and the like.

The invention discloses a nanometer fuel combustion adjuvant and a preparation method thereof. In a water bath thermostatic bath, through utilizing the mechanical acting forces of a ball crusher, such as scissoring/compressing/impinging and so on, the following components (weight percentage) are added in sequence: 1.5 to 3.5 percent of nanometer acetylacetone cerium and lanthanum composition, 20 to 35 percent of sorbitan oleate, 2.5 to 5 percent of polyoxyethylene sorbitan oleate, 2 to 4 percent of acetylacetone and manganese composition, 2 to 3.5 percent of succinimide, 5 to 10 percent of fatty acid polyethylene glycol ester, 1 to 3.5 percent of tween or span, 0.8 to 1.8 percent of isoamyl alcohol, 15 to 25 percent of diisooctyl phthalate, 1 percent of calcium petroleum sulfonate, and the rest of kerosene or petroleum. The nanometer fuel combustion adjuvant is added into the fuel in the proportion of 1:(150-250), and the rate of economizing fuel of a single cylinder tractor is 8 to 14 percent, the rate of economizing fuel of a diesel locomotive or a dead oil boiler is 8 to 16 percent, and the rate of economizing fuel of a gasoline engine is 6 to 10 percent.

The invention discloses modified wollastonite for a polyvinyl chloride (PVC) cable sheath material capable of resisting 105 DEG C and a preparation method of the modified wollastonite. The modified wollastonite is prepared from the following raw materials in parts by weight: 40 to 60 parts of wollastonite, 10 to 15 parts of polycaprolactone, 5 to 10 parts of aluminum dihydrogen tripolyphosphate, 3 to 6 parts of sperm oil, 1 to 2 parts of sorbitan oleate, 2 to 3 parts of polydiphenylsiloxane, 3 to 5 parts of zinc stannate, 5 to 10 parts of natural zeolite powder, 4 to 7 parts of nano tungsten carbide, 2 to 4 parts of dibromo triphenyl antimony, 1 to 2 parts of dibutyltin dilaurate, 5 to 10 parts of epoxy silkworm chrysalis butyl oleate, 2 to 4 parts of bisphenol A polyoxyethylene ether, 1.5 to 2.5 parts of ethyl p-aminobenzoate and 3.5 to 4.5 parts of auxiliaries. The modified wollastonite has good compatibility with a PVC base material, so that the filling performance of the modified wollastonite in PVC resin is improved so as to enhance a reinforcing effect. Thus, the tensile strength, the electric insulativity, the heat resistance and the like of the PVC cable material are obviously improved. As a result, the modified wollastonite has a wide application prospect.

Oil-in-water type phase transferring tone-up cream includes PEG/PPG-17/6 copolymer, butanediol, glycerin, polysorbate-20, potassium cetyl phosphate, arginine, purified water, C15-19 alkane & diphenylpolydimethylsiloxane, polydimethylsiloxane & hydrogenated polyisobutene, cyclopentasiloxane & trimethylsiloxysilicate, acrylic acid (acrylate) type/ethylhexyl acrylate/polydimethylsiloxane methacrylatecopolymer, sodium acrylate/sodium acryloyldimethyl taurate copolymer & water & isohexadecane & polysorbate-80 & sorbitan oleate, polydimethylsiloxane, glyceryl triethylhexoate, cetyl PEG/PPG-10/1 polydimethylsiloxane, titanium dioxide, and acrylic acid (acrylate) type copolymer & water. The cream can improve a problem that makeup melts down when in contact with water and a problem that makeup maintaining effects are poor.

The invention relates to an isolating liquid for front acid sand fracturing and a preparation method thereof. The isolating liquid comprises the following components in parts by weight: 20-100 parts of organic ester, 0-1 part of emulsifying agent, 0-1 part of clay stabilizer and 0-100 parts of water, wherein the organic ester is a conventional ester substance such as ethyl acetate, butyl acetate or tributyl phosphate and the like; the emulsifying agent is one or a mixture of more than two of polyethylene glycol sorbitan oleate, sorbitan monostearate polyoxyethylene ether and sorbitan oleate ester; and the clay stabilizer is one or a mixture of two of dodecylamine acetic acid ammonia and chloridized dodecyl trimethylamine. On the premise of meeting the requirement of each engineering performance on innovation for increasing yield, the single well yield of an oil gas well is increased by performing front acid sand fracturing. The preparation method is easy and convenient to operate, raw materials have low costs, and the problem of gel breakage of fracturing fluid in the front acid sand fracturing process of an oil gas field is effectively solved.

The invention discloses a tomato coating compound preservative. The compound preservative is composed of the following components in mass percentage: 0.5-1% of lecithin, 0.05-0.1% of phytic acid, 1-2% of polyoxyethylene sorbitan oleate, 0.05-0.1% of konjac flour, 0.1-0.3% of xanthan gum, 0.2-0.4% of sodium chloride, 0.3-0.5% of nano silica, 0.5-1% of glycerine, 0.3-0.5% of sodium hexametaphosphate and the balance of gardenia extract. According to the invention, the various components of the tomato coating compound preservative cooperate with each other, so that the compound preservative has the functions of anti-bacteria, water retention, color protection and the like, is safe and efficient, low in cost, good in film formation performance, can improve the tomato appearance and prolong freshness time of tomatoes and has quite high commercial value. The invention also discloses a preparation method for the tomato coating compound preservative. The preparation method is simple in technological procedure, strong in operability and suitable for large-scale industrial production and application.

The invention provides an antibacterial and deodorant finishing agent for footgear and a preparation method thereof. The preparation method comprises the following steps that 1, chitosan, acetic acid and high purity water are stirred at 20 DEG C to 40 DEG C for 10 min to 30 min, and standing is conducted to wait for defoaming; 2, herba artemisiae scopariaea ethanol extracts, willow leaf ethanol extracts, sorbitan oleate and coconut oil-based betaine are added and stirred for 30 min to 60 min; 3, decyl alcohol, ageratum ethanol extracts, ginger ethyl ether extracts, 30 wt% ethanol extracts of round cardamom fruit and essence are added and subjected to ultrasonic shearing for 40 min to 60 min, and the antibacterial and deodorant finishing agent is obtained. According to the antibacterial and deodorant finishing agent for the footgear and the preparation method thereof, adopted antibacterial and deodorant ingredients are all extracted from natural animals and plants and all have the very good antibacterial and deodorant effects.

The invention belongs to the technical field of foods, and particularly relates to a starch anti-aging agent and a preparation method thereof. The starch anti-aging agent disclosed by the invention mainly consists of amylase, lipidase, sorbitan oleate, beta-cyclodextrin, an anti-caking agent and food gum. The starch anti-aging agent provided by the invention is reasonable and scientific to match, and all the components of the starch anti-aging agent are in interaction to improve the elasticity and the cohesiveness of starchy foods, reduce the hardness of the starchy foods, and effectively prevent the loss of the moisture of the starchy food, so that the prepared starchy foods are elastic, chewy, fine and smooth in mouth feel, and refreshing, and conform to the taste of modern people. Besides, the starch anti-aging agent provided by the invention can also maintain the taste and the flavor of the starchy foods for a long time, and can effectively prolong the shelf life of the starchy foods.

The invention relates to a formula and preparation method of high temperature stable emulsified acid. The formula of the high temperature stable emulsified acid comprises the following components in mass percent: 55.0-80.0 percent of 15-28% hydrochloric acid, 17.0-42.5 percent of diesel oil No. 0, 0.2-0.7 percent of an emulsifying agent, 0.2-0.5 percent of a co-emulsifier, 0.8-2.5 percent of a corrosion inhibitor, 0.2-0.5 percent of a corrosion inhibition synergistic agent and 1.0-2.0 percent of a ferric ion stabilizer, wherein the emulsifying agent is an ester with 12-18 carbon atoms and unsaturated double bonds or acetate of the ester; the co-emulsifier is sorbitan oleate; the corrosion inhibitor is a condensation compound of aldehyde, inorganic amines and cyclic ketones; the corrosion inhibition synergistic agent is cuprous chloride, potassium iodide, formamide or pyroantimonate; and the ferric ion stabilizer is nitrilotriacetic acid or sodium erythorbate. According to the formula disclosed by the invention, the corrosion inhibitor and the emulsifying agent have good compatibility, the preparation technology is simple, the operation is convenient, and the quality of the emulsified acid is easily controlled.

The invention relates to a sewage treatment agent, which is composed of the following components: cocoic acid diethanolamide, sodium dioctyl sulfosuccinate, aminotrimethylene phosphonic acid, pyrrolidine, glycolic acid, cinnamaldehyde, barium sulfide, piperazine Pyridine, sodium cellulose, polyaluminum chloride, polyferric chloride, sodium edetate, ammonium aluminum sulfate, polyaluminum sulfate, montmorillonite powder, attapulgite powder, sodium tartrate, sodium borate, amyl acetate , ether, citric acid, sodium cumene sulfonate, o-tert-butylphenol, sorbitan oleate, hydroxyethylethylenediamine, diacetone acrylamide, phosphate, trimethylolpropane, tetratitanate Butyl esters, hydroxyethylcellulose, deionized water. The product of the present invention has a fast reaction speed and no toxic and harmful gases are produced during the process; the product after the reaction is stable and will not be decomposed into toxic substances; it is highly efficient and non-toxic, safe for the human body before and after the reaction, and has no corrosion on objects; it is aimed at sewage treatment efficient.

The invention discloses a fully-synthetic cutting fluid applicable to aluminum alloy material machining and a preparation method thereof. The fully-synthetic cutting fluid comprises the following raw materials in parts by weight: 23-27 parts of triethanolamine oleate, 3-5 parts of anise oil, 5-7 parts of fatty acid sorbitan, 4-8 parts of diglycolamine, 3-5 parts of petroleum sodium sulfonate, 7-9 parts of sorbitan oleate, 4-8 parts of olive oil, 4-6 parts of boric acid, 4-8 parts of potassium hydroxide, 6-8 parts of zinc sulfate, 4-8 parts of sodium oleate, 4-10 parts of octaphenyl polyoxyethyiene, 4-8 parts of ricinoleic acid, 2-6 parts of undecanedioic acid, 3-5 parts of imidazolidinyl urea, 10-18 parts of an additive and 15-25 parts of deionized water. The fully-synthetic cutting fluid applicable to aluminum alloy material machining has excellent performance in aspects of corrosion inhibition, anticorrosion, lubricity, rust resistance, defoaming capability, using period and the like.