118results about How to "Has a solubilizing effect" patented technology

The invention relates to a method of displacing oil by anionic-cationic composite surfactant and mainly solves the problems that the prior method of displacing oil by surfactant is low in oil displacement efficiency in tertiary oil recovery and an oil displacement system containing inorganic base is harmful to stratums and oil wells, corrosive to equipment and pipelines and difficult for demulsification. According to the technical scheme, crude oil is allowed to contact with oil-displacing agent, and the oil-displacing agent comprises, by weight percent, 0.01-5.0% of anionic-cationic composite surfactant, 0.01-3.0% of polymer, and 92.0-99.98% of injected water. The problems are solved well. The method is applicable to tertiary oil recovery for oil fields.

The invention relates to microemulsion for improving core wettability. The microemulsion consists of a Gimini quaternary ammonium salt cationic surfactant, a nonionic surfactant and an aid of lower alkyl alcohol; a mass ratio of the Gimini quaternary ammonium salt cationic surfactant to the nonionic surfactant is 1:(1-60); and the aid accounts for 30 to 50 mass percent of the microemulsion. The microemulsion has a characteristics of oil-water miscibility, can improve the wetting condition of a stratum to a neutral weakly waterwet condition, and obviously reduce the surface tension of working fluid so as to reduce capillary pressure, remove water lock, reduce starting differential pressure and contribute to the flowback of the working fluid, so that the stratum is prevented from being damaged by the working fluid and the effect of stably increasing production of an oil gas well is achieved.

The invention relates to the technical field of fire extinguishing agents, in particular to a fire extinguishing agent composition, and a preparation method and application thereof. The fire extinguishing agent composition comprises an organic silicon surfactant, a hydrocarbon surfactant, an organic cosolvent, a foam additive and the like. The foam extinguishing agent has main advantages of not containing a fluorocarbon surfactant, and a polyether modified polysiloxane type organic silicon surfactant and/or a polyether trisiloxane organic silicon surfactant are/is used; on the basis of environmental protection, a compound of an anionic hydrocarbon surfactant, a nonionic hydrocarbon surfactant and an amphoteric hydrocarbon surfactant is adopted for compounding, so that better foam performance and fire extinguishing performance can be achieved; through joint adjustment and dosage matching of multiple components, low surface tension, good foaming performance and foam stabilizing performance and efficient fire extinguishing performance are achieved, and the defect that foaming performance and foam stabilizing performance of an organosilicon surfactant is relatively poor is overcome. .The fire extinguishing agent composition can achieve spreading boundary on an oil surface, can be degraded easily, is environmentally friendly, and is often applied to extinguishing oil fire.

The invention relates to a surfactant combination for enhancing oil recovery and a preparation method thereof, and mainly solves the problem of low oil displacement efficiency in the tertiary recovery process in the existing surfactants and the problem of damage to stratums and oil wells, corrosion of equipment and pipes and difficulty in demulsification because inorganic base is contained in oil displacement systems. The surfactant combination comprises a cationic surfactant and an anionic-nonionic surfactant, wherein the cationic surfactant is selected from any one of quaternary ammonium salt and quaternary ammonium alkali; the anionic-nonionic surfactant is a surfactant containing ethoxy nonionic groups and carboxyl or sulfo anionic groups; the mol ratio of the cationic surfactant to the anionic-nonionic surfactant is (1:0.01) to (1:100). The surfactant combination and the preparation method thereof preferably solve the problems, and can be applied to the tertiary recovery process of oil fields.

The invention relates to an oil-displacement surfactant composition, a preparation method and application, and mainly solves the problems that conventional surfactants are bad in oil displacement efficiency in the process of tertiary oil recovery, and an oil displacement system damages stratums and oil wells, corrodes equipment and pipelines and cause demulsification difficulty because of a contained inorganic base. The employed oil-displacement surfactant composition comprises a cationic surfactant and an anionic-nonionic surfactant with the molar ratio of 1:0.01-1:100, wherein the anionic surfactant is at least one selected from quaternary ammonium salts or quaternary amine bases, and the anionic-nonionic surfactant has the molecular general formula shown in the specification, and the in general formula, M is any one of alkali metals, alkali earth metals and ammonium radical. The technical scheme relatively well solves the above problems, and is applicable to an enhanced oil recovery process of oil fields.

The invention relates to a polyethylene glycol-microwave assisted almond protein extraction method, which adopts degreased almond powder as a raw material, and makes use of polyethylene glycol-microwave assisted extraction, isoelectric point-ethanol co-precipitation and vacuum freeze-drying to extract almond protein. Polyethylene glycol is a novel green solvent, has a solubilization effect on effective ingredients of almond protein, can improve the leaching efficiency and the extraction rate, and has no toxicity. Microwave-assisted extraction has the characteristics of high thermal efficiency, rapid and uniform temperature rising, greatly improved almond protein extraction efficiency, as well as shortened extraction time. Moreover, the almond protein has the advantages of high purity, high precipitation rate, simple extraction method, short extraction time, and environmental friendliness.

The invention relates to an extraction method of inonotus obliquus polysaccharide. A high-voltage pulse electric field-assisted composite enzyme extraction method is mainly adopted for extracting inonotus obliquus powder multiple times, and the influence of the high-temperature environment of a traditional extraction method on the biological activity of the inonotus obliquus polysaccharide is overcome, and the extraction rate of the inonotus obliquus polysaccharide is improved.

The invention relates to a bisamide quaternary ammonium salt paper softening agent, a preparation method and application thereof. The raw material consists of tristearin, diethylenetriamine and dimethyl sulfate. The preparation method comprises the following steps: firstly, adding the tristearin into a container, heating and dissolving the tristearin, then adding a certain amount of paratoluenesulfonic acid catalyst, stirring the mixture and raising the temperature to 130 DEG C, dripping the diethylenetriamine, continuously raising the temperature to 150 DEG C after the dripping of the diethylenetriamine is finished, and separating the diethylenetriamine to obtain an intermediate product; then putting the intermediate product into the container, and heating the intermediate product to 95 DEG C; and gradually dripping the dimethyl sulfate, preserving heat, and discharging and cooling to obtain the bisamide quaternary ammonium salt paper softening agent. The bisamide quaternary ammonium salt paper softening agent can be used for toilet paper, napkin paper, cosmetic paper, towel tissue, diaper paper and the like; and during the preparation, the synthetic process is simple, and the raw material is easily obtained. During the preparation, the paratoluenesulfonic acid catalyst can remarkably accelerate the rate of amidation reaction and shorten the reaction time, and has the function of solubilizing.

The invention discloses hyaluronic temperature-sensitive gel and a preparation method and application thereof. The hyaluronic temperature-sensitive gel comprises, by mass, 0.01-0.3% of medium-molecular-weight hyaluronic acid, 0.01-0.5% of small-molecular-weight hyaluronic acid, 0.05-2% of chlorhexidine, 8-25% of poloxamer 407, 0.1-1% of hydroxypropyl methylcellulose, 0.05-0.5% of hydroxyethyl cellulose, 0.1-1% of polyethylene glycol, 0.1-1.0% of glycerol, 0.01-0.2% of pentanediol, 0.01-0.1% of octanediol and the balance of water. The hyaluronic temperature-sensitive gel has efficacy of moisturizing, repairing and sterilizing, can form a protecting film on the surface of skin or damaged skin and is suitable for body surface de-planting and sterilization nursing and sterile maintaining of barrier damaged skin of skin trauma and postoperative wound surface of inpatients.

The invention relates to a surfactant composition for chemical displacement of reservoir oil and a preparation method thereof, mainly for solving the problems that the conventional surfactant is poor in oil displacement efficiency in the tertiary oil recovery process and an oil displacement system containing inorganic base damages stratums and oil wells, corrodes equipment and pipelines and results in difficult demulsification. The surfactant composition provided by the invention comprises a cationic surfactant and an anionic-nonionic surfactant, wherein the cationic surfactant is at least one of quaternary ammonium salt and quaternary ammonium alkali; the anionic-nonionic surfactant is a surfactant containing an ethyoxyl nonionic group and a carboxyl or sulfonic acid group anionic group; and the molar ratio of the cationic surfactant to the anionic-nonionic surfactant is (1:0.01)-(1:100); and by the adoption of the surfactant composition and the preparation method of the surfactant composition, the above problems can be well solved. The surfactant composition can be applied to tertiary oil recovery process of an oil field.

The invention discloses a fermentation culture medium for meleumycin, and belongs to the production field of meleumycin. The fermentation culture medium comprises the following components: 1.5-3.0% of glucose, 1.5-3.0% of starch, 2-5% of soybean meal, 0.1-0.3% of yeast powder, 0.1-0.5% of fish meal, 0.05-0.2% of potassium dihydrogen phosphate, 0.05-0.2% of magnesium sulfate, 0.1-0.35% of calcium carbonate and 1-10% of oil. The fermentation culture medium also comprises an emulsifying agent. The emulsifying agent may be composed of Tween 20 and Tween 80. A weight ratio of Tween 20 to Tween 80 is 1:1. During addition, the emulsifying agent is firstly added into the oil and mixed uniformly, and then is mixed with other components. The addition of the emulsifying agent can increase content of meleumycin after fermentation and increase a proportion of medemycin A and kitasamycin A6 in all the components, reduces influences of relevant substances, and enables a final product to reach and be better than requirements of pharmacopeia.

The invention relates to a traditional Chinese medicine dripping pill, which has high bioavailability and rapid drug release and effectiveness, for treating woman postpartum disease. The traditional Chinese medicine pill comprises traditional Chinese medicine active ingredients and matrixes, wherein the traditional Chinese medicine active ingredients include, by weight, 220-260 parts of Chinese angelica, 80-100 parts of ligusticum wallichii, 22-26 parts of peach kernel, 13-17 parts of honey-fried licorice root, 13-17 parts of rhizoma zingiberis (charcoal), 280-320 parts of motherwort and 13-17 parts of safflower. The preparation method comprises steps of: extracting a volatile oil and an extract from Chinese angelica, ligusticum wallichii, peach kernel, rhizoma zingiberis (charcoal) and safflower using a distillation method; carrying out a water extraction on an extracted herb residue, motherwort and honey-fried licorice root; concentrating an extractive and crushing into medicinal powder; at last, mixing the medicinal powder and the matrixes, heating and melting, dropping into a condensing agent, contracting for moulding, and obtaining the traditional Chinese medicine dripping pill of the present invention.

The invention provides a disperse dye dyeing defect preventing agent and a preparation method thereof. The disperse dye dyeing defect preventing agent is prepared from the following raw materials in parts by mass: 25-45 parts of disperse component, 10-30 parts of transfer dyeing component, 5-25 parts of an emulgator and 25-45 parts of a solvent. The disperse dye dyeing defect preventing agent is applicable to disperse dyeing of polyester and blended fabrics thereof under the conditions of high temperature and high pressure, and has the outstanding dispersion and transfer dyeing capabilities ondisperse dye, so that the dye can easily diffuse and evenly migrate from the dye liquor into the interior of fiber, and the problem of dyeing defect and color light shifting in the dyeing process canbe avoided.

The present invention discloses one kind of nanometer skin-activating emulsion cosmetics, which is transparent oil-in-water micro emulsion cosmetics prepared with active components including ginsenoside, 3-amino propanol phosphate and vitamin C ethyl ether in 0.50-6.50 wt%, nanometer emulsion matrix in 77.00-95.00 wt% and supplementary material in 1.60-16.80 wt% and through mixing. The nanometer skin-activating emulsion cosmetics has high stability, high transdermal permeability and effects of protecting skin, nursing face, decreasing wrinkles, smoothening skin and delaying skin senility.

The invention belongs to the field of chemical synthesis, and in particular relates to a tilmicosin inclusion complex chitosan temperature-sensitive gel and a preparation method thereof. The preparation method comprises the following steps: dissolving chitosan in 0.1mol/L hydrochloric acid by weighing and fully stirring until Dissolve the sodium glycerophosphate in deionized water, add the sodium glycerophosphate solution dropwise into the chitosan solution, adjust the pH value of the mixed solution, and stir the resulting mixed solution at 4°C to obtain the chitosan thermosensitive gel, which is called Take a tilmicosin inclusion compound in a conical flask, add an appropriate amount of chitosan thermosensitive gel into the conical flask, and stir evenly with a magnetic stirrer at room temperature to obtain a tilmicosin inclusion complex thermosensitive gel. The invention has the advantages of low toxicity, high bioavailability and low injection irritation.

The invention relates to a high-activity compound modified additive of methanol gasoline for an automobile. The additive is prepared from the following components in percentage by weight: 12% of ethanol as a solvent, 0.1% of 2-methyl-1-butanol as an antidetonant, 0.5% of sulfurized calcium alkyl as an adjustor, 1.5% of triethanolamine as an engine carbon deposition preventer and an anticorrosive agent, 2.5% of methylal as a combustion improver, 59% of normal butanol as an active mutual solvent, 0.1% of 3-methyl-1-butanol as a synthetic solvent, 10% of 2-methyl-1-propanol as a synthetic solvent, 10% of normal propyl alcohol as a synthetic solvent, 0.1% of ethyl tert butyl ether as an antidetonant, 2% of 1-phenyl-5-mercapto-tetrazole as a corrosion inhibitor, 1% of 2-mercapto benzimidazole as a corrosion inhibitor, 20.6% of nano TiO as a protective coating and 0.6% of 2, 6-ditert-butyl p-cresol as an antioxidant. The additive can be widely applied to additives of methanol and methanol motor gasoline.

The invention relates to a surfactant composition for tertiary oil recovery and a preparation method thereof, mainly for solving the problems that the existing surfactant has poor oil displacement efficiency in tertiary oil recovery, inorganic base contained in a displacement of reservoir oil system damages the stratum and oil wells, corrodes equipment and pipelines, and results in difficult emulsion breaking. The surfactant composition comprises a cationic surfactant and an anion-nonionic surfactant, wherein the cationic surfactant is any one of quaternary ammonium salt and quaternary amine alkali, the anion-nonionic surfactant contains ethyoxyl nonionic group and carboxyl or sulfonic acid group anionic group, and the molar ratio of the cationic surfactant to the anion-nonionic surfactant is 1:0.01-1:100. Due to adoption of the surfactant composition and the preparation method, the above problems can be well solved. The technical scheme can be used in the oil field tertiary oil production process.

The invention belongs to the technical field of deodorant preparation, and particularly relates to a liquid deodorant and a preparation method thereof. The liquid deodorant comprises, in weight percent, 0.5-2.5% of beta-cyclodextrin, 1-4% of malic acid, 1-4% of citric acid, 0.1-2% of salicylic acid, 0.5-4% of sodium bicarbonate, 0.5-2% of polyoxyethylene nonionic surfactants, 0.5-2% of essence and80-95% of water. The liquid deodorant eliminates odor molecules in original existing environments by a physical absorption and chemical neutralization mode, sterilization and disinfection componentsare added, microbial reproduction is effectively inhibited, regeneration of the odor molecules is fundamentally prevented, the essence is added, and experience and enjoyment of the deodorant are greatly improved.

The invention relates to a pharmaceutical preparation composition, in particular to a pharmaceutical composition containing a paclitaxel injection. The pharmaceutical composition consists of paclitaxel, sodium acetylsalicylate, 1,2-propylene glycol and absolute ethyl alcohol.

The invention discloses an electroplating base material degreasing agent and a preparation method thereof and relates to a degreasing agent, and in particular relates to the technical field of surface pretreatment of plated workpieces. The degreasing agent contains the following substances per liter: 100.0-300.0 grams of phosphoric acid, 2.0-5.0 grams of sodium gluconate, 2.0-5.0 grams of sodium tripolyphosphate, 1.0-4.0 grams of water softener, 0.2-0.5ml of emulsifying agent and the balance of water. The preparation method comprises the steps of dissolving the phosphoric acid, the sodium gluconate, the sodium tripolyphosphate, the water softener and the emulsifying agent in the water at the ratio, fully stirring and dissolving. The degreasing agent disclosed by the invention does not adopt an alkaline solution and has the characteristics of low temperature, low concentration, acidity, little chemical component types, rapidness, cleanliness and high efficiency in degreasing, capability of saving lots of energy and low cost; the degreasing agent is particularly suitable for degreasing neodymium-iron-boron permanent magnet materials.

The invention aims at providing an instant wiper with functions of decontamination, polishing and easy clean-free care and a preparation method thereof. The instant wiper combines a surfactant, a weak alkalescent additive and an antisettling agent with an abrasive which is gradually pulverized during friction and the mixed agents are evenly dispersed on a piece of special non-woven fabric which is then directly used for wiping various spots and dirt. The invention is prepared by emulsion, polyester non-woven fabrics, decontamination solution, abrasive and diatomite, wherein, the emulsion is prepared by AEO-9, AEO-7, AES-2, amine oxide, edible essence and deionized water; the decontamination solution is prepared by calcined soda, sodium citrate and deionized water. The preparation method is that the deionized water and raw materials are added to a dissolution kettle for dissolution and then followed by detection, stirring and bagging. The invention has wide application, environmental friendliness and energy conservation, but no damage to objects to be cleaned.

The invention relates to a preparation method of a disulfide bond cross-linked C3 polypeptide supermolecule helical polymer. C3 polypeptide monomers can form the supermolecule helical polymer through layer-by-layer self-assembly in a tetrahydrofuran solution, and a disulfide bond can be obtained through sulfydryl crosslinking on an oxidation polypeptide side chain to obtain the disulfide bond cross-linked C3 polypeptide supermolecule helical polymer. The assembly chirality of the disulfide bond cross-linked C3 polypeptide supermolecule helical polymer is not greatly changed along with increasing of temperature within a certain temperature interval; the assembly can stably exist and keeps a left-hand helical structure under a good solvent. The supermolecule helical polymer has the advantages of being easy to synthesize, reliable in chirality and stable in structure, and can be applied in the fields of chiral recognition, chiral separation, asymmetry catalysis and the like.

The invention discloses a preparation method of high-strength curved curtain wall glass. The preparation method comprises the following steps: preparing a glass sheet and an arc-shaped steel mold; cleaning a glass sheet, and smearing a separant; melting and annealing the glass sheet; and removing the separant to obtain the high-strength curved curtain wall glass; the glass sheet comprises the following raw material components in parts by weight: 80-96 parts of silicon dioxide; 70-95 parts of waste glass; 23-34 parts of magnesium oxide; 19-28 parts of calcite; 8-14 parts of mirabilite; 1.6-2.4parts of a reducing agent; 18-23 parts of aluminum oxide; 3-6 parts of cryolite; 5-11 parts of zirconium dioxide; and 24-35 parts of boron oxide. According to the invention, the waste glass is used for replacing part of silicon dioxide aggregate to obtain a finished product meeting the qualified standard quality, so that the waste glass is effectively recycled, and is economical and environment-friendly.