46results about How to "Enhanced solubilization" patented technology

This invention relates to a washing agent used in rinsing ceramic strainer plate. According to the weight percentage, it contains the following materials: nitric acid 0.1~5%; hydrochloric acid 0.1~5%; hydrofluoric acid 0.2~3%; oxalic acid 0.1~5%. By the combined action of nitric acid, hydrochloric acid and hydrofluoric acid, it can deal with the mixed dirt such as carbonate, silicate, sulphate, phosphate, sulphide and hydroxid, and so on. The washing effectiveness is good and the scope of application is extensive. Otherwise, it can enhance the operating life of strainer plate and can extend the serviceable range of ceramic filtering machine.

Provided is a use of a prodrug composition containing a naphthoquinone-based compound of Formula 1 for the manufacture of a medicament for treatment or prevention of metabolic syndrome diseases.wherein R1 to R10, X, m and n are as defined in the specification.

The invention relates to a method for obtaining cryoprecipitatable proteins, comprising a viral inactivation step by thermally treating a lyophilisate of these proteins, comprising, before rendering the proteins in the form of a lyophilisate, an initial addition step, to these proteins, of a stabilizing and solubilizing formulation containing a mixture consisting of arginine, at least one hydrophobic amino acid and of tribasic sodium citrate. The invention also relates to a concentrate consisting of at least one cryoprecipitable protein containing the stabilizing and solubilizing formulation introduced according to the method and being suited for therapeutic use.

The invention provides a method for reducing aggregation and inhibiting flocculation of a macromolecule, such as a protein, under physiological conditions, by the addition of 5% to 20% polyvinylpyrrolidone (PVP) with a molecular weight range of 2000 to 54,000 daltons. The invention further provides a method to minimize inflammation at the injection site during subcutaneous administration of a macromolecule. In further aspects, the invention provides pharmaceutical formulations for subcutaneous administration of a macromolecule, and methods of treating a CD20 positive cancer or an autoimmune disease, comprising administering a humanized anti-CD20 antibody in a pharmaceutical formulation of the invention. The invention further provides an in vitro dialysis method to evaluate the ability of an excipient to reduce aggregation of an antibody or other macromolecule under physiological conditions.

The invention relates to a method for synthesizing imide group modified low-molecular-weight line-type phenolic resin. The method includes the following steps: in N, N-dimethyl formamide or a mixing solution mainly containing the N, N-dimethyl formamide, paraaminophenol reacts with anhydride in dicarboxylic acid to obtain an amide carboxylic acid phenolic compound; under catalysis of acid catalysts like oxalic acid, the amide carboxylic acid phenolic compound and 2, 6-dihydroxytoluene paracresol have polycondensation and a dehydration ring closing reaction to obtain the imide group modified low-molecular-weight line-type phenolic resin. The invention further comprises a sensitization imaging composition containing the modified phenolic resin. The sensitization imaging composition comprises the modified phenolic resin, film-forming resin, an optical active compound, a background dye and the like; the modified phenolic resin has the excellent alcohol-resisting performance, an alkali developing solution has the high dissolution-promotion performance, and therefore an obtained board has the high alcohol-resisting performance, the high sensitivity and the high resolution ratio.

Provided is an oral pharmaceutical composition with improved bioavailability and pharmacokinetic properties of a drug, by increasing a bioabsorption rate and an in vivo retention time of an active ingredient via intestine-targeted formulation of a particular naphthoquinone-based compound, or a pharmaceutically acceptable salt, prodrug, solvate or isomer thereof, as an active ingredient.

The invention provides an oil dirt powerful cleaning agent and a preparation method thereof. The oil dirt cleaning agent comprises the following components in parts by weight: 35-50 parts of oil, 21.5-53.5 parts of water, 1-5 parts of cationic surfactant, 1-5 parts of anionic surfactant, 1-5 parts of nonionic surfactant, 8-12 parts of cosurfactant n-butyl alcohol, 0-0.5 part of sodium chloride and 0.5-1 part of builder sodium tripolyphosphate. The oil dirt cleaning agent has the beneficial effects that the oil dirt cleaning agent uses compound microemulsion of the anionic / cationic surfactant with stronger solubilizing capacity and the nonionic surfactant with degradability as mother liquor and adopts several property assistants, so that the oil dirt cleaning agent achieves the advantages of rust prevention and decontamination, multiple reutilization of the lotion and environment friendliness, does not have limits to the oil content and has great economic value; meanwhile, the oil dirt cleaning agent also achieves diversification of cleaning objects, can be used for the materials, such as metals, glass, plastics, cloths, leather, ceramics and rubber and has a better application prospect.

A photoresponsive ionic organic compound of formula (I); a method of producing the same; a photoresponsive carbon nanotube (CNT) dispersant; a CNT dispersion containing the dispersant; and a method of separating a CNT from the dispersion:wherein R1, R2, and R3 each represent a hydrogen atom or an alkyl group; A represents —CH— or a nitrogen atom; X represents an anion; and n is a number to give a charge of −2 to nX.

The invention provides an economic wetland system for ottelia acuminata-macrobenthos for processing agricultural runoff. The economic wetland system comprises a pesticide removal tank and a wetland unit, wherein the pesticide removal tank is connected with a water outlet of an intake tank; straws are filled into a tank body of the pesticide removal tank; the wetland unit is connected with the water outlet of the pesticide removal tank; a clay waterproof layer, a substrate layer and a flooding layer are sequentially arranged on the bottom of the wetland unit from bottom to top; ottelia acuminata is planted on the substrate layer; spiral shells and the like are also fed to the wetland unit. The pesticides of the wetland unit are removed by the pesticide removal tank with the straws, and a carbon source is provided, so that microorganisms, the ottelia acuminata and the spiral shells in the wetland unit can form a good ecological cycle system. Thus, the wetland system can stably run for a long period of time. The ottelia acuminata and the spiral shells in the wetland unit have relatively high economic value, and the economic performance of the wetland can be further improved.

The invention relates to a cleaning agent composition, comprising an A agent and a B agent. The A agent and the B agent are stored independently. The A agent comprises a non-ionic surfactant and a dispersing agent, wherein the non-ionic surfactant is a fatty alcohol-polyoxyethylene ether; and the dispersing agent is selected at least one from an organic phosphonic acid, a poly-aspartic acid, a polyepoxysuccinic acid and a co-polymer and / or a homopolymer obtained by polymerization of at least one of an unsaturated organic acid, an unsaturated organic acid ester and an unsaturated organic acid anhydride. The B agent contains a foaming agent. The invention also relates to a method for cleaning a reverse osmosis membrane by using the above cleaning agent composition. A cleaning liquid prepared by the cleaning agent composition can clean the reverse osmosis membrane effectively, makes water yield of a reverse osmosis system restore basically, and can significantly reduce front-and-back pressure difference of the reverse osmosis membrane and reduce conductivity of produced water.

The invention relates to a cleaning agent composition, comprising a non-ionic surfactant and a dispersing agent, wherein the non-ionic surfactant is a fatty alcohol-polyoxyethylene ether; and the dispersing agent is a (methyl)acrylic homopolymer and / or a (methyl)acrylic acid copolymer. The invention also relates to a method for cleaning a reverse osmosis membrane by using the above cleaning agent composition. The method comprises the steps of preparing the cleaning agent composition into a cleaning liquid with a pH value of 10.5-11.5 and cleaning the reverse osmosis membrane by using the cleaning liquid. The cleaning liquid prepared by the cleaning agent composition can clean the reverse osmosis membrane effectively, makes water yield of a reverse osmosis system restore basically, and can significantly reduce front-and-back pressure difference of the reverse osmosis membrane and reduce conductivity of produced water.

The invention relates to a method for removing micro organic pollutants from tap water through Pluronic block copolymers. The Pluronic block copolymers are utilized to form large-sized micelles capable of being effectively separated by an ultrafiltration membrane, and the micelles are taken as carriers which are used for dissolving the micro organic pollutants in the tap water and then can be removed by ultrafiltration; meanwhile, the reversible conversion between monomer molecules and the micelles is controlled through simple temperature adjustment by a sensitive temperature effect of compound micellization to achieve regeneration recycling of the Pluronic block copolymers.

An organic acid composition for use in oil industry activities, said composition comprising: methane sulphonic acid; a metal iodide or iodate; and an alcohol or derivative thereof. The uses include: injection / disposal in wells; squeezes and soaks or bullheads; acid fracturing; acid washes or matrix stimulations; fracturing spearheads (breakdowns); pipeline scale treatments; cement breakdowns or perforation cleaning; pH control; and de-scaling applications.

Microbial compositions for application to plants, plant parts and plant seeds are provided for improvement of plant yield and / or other beneficial plant traits. Methods of making and applying microbial compositions or formulations to plants, plant parts or plant seeds or to growth media are further provided to increase or improve plant yield and / or other beneficial plant traits.

The invention provides a method for improving the antimicrobial activity of a stainless steel product. The method comprises the following steps that a, stainless steel is subjected to ultrasonic cleaning; b, the stainless steel obtained in the step a is soaked in a polyvinylpyrrolidone solution; c, the stainless steel in the step b is fast soaked with an AgNO3 solution and is stirred; d , the stainless steel prepared in the step c is dried; and e, the above steps are repeated 6-15 times, and the antimicrobial stainless steel product can be obtained. The method is simple in process and high incontrollability, and the treated stainless steel has a good antibacterial property. The surface of the stainless steel is pretreated in advance, so that the surface of the stainless steel is higher inantibacterial capacity, and the stainless steel can be widely applied to various fields that the stainless steel is adopted as a material and the antibacterial property is needed.

A decontaminant composition comprising a peroxide; an organic co-solvent; an amine, which in reaction with the peroxide is a source of a perhydrolysis species; a phase transfer catalyst comprising at least one quaternary ammonium compound; a metal oxide catalyst; a chemical base; and at least one pH buffering compound.

The invention provides a preparation method of non-ionic polyacrylamide. The preparation method comprises the following steps: uniformly mixing acrylamide aqueous solution and an inhibiting agent at the temperature of 15-35 DEG C for reaction for 2-3h, so as to obtain a non-ionic polyacrylamide semi-finished product; adding urea into the non-ionic polyacrylamide semi-finished product at the temperature of 80-90 DEG C and uniformly mixing the mixture for reaction for 2-3h, so as to obtain the non-ionic polyacrylamide. Meanwhile, the invention further provides the non-ionic polyacrylamide prepared with the method. The non-ionic polyacrylamide has the advantages of being large in molecular weight and high in dissolving speed and can be used for various fields as a flocculating agent, therefore, the non-ionic polyacrylamide has wide application prospects.

The invention discloses an adhesive residue detergent of an adhesive sticker and a production process of the adhesive residue detergent, and aims to provide the detergent which is environment-friendly, good in formula and simple in production process and can effectively eliminate adhesive residues of the adhesive sticker on various apparatuses as well as the production process of the detergent. The residual adhesive residue detergent of the adhesive sticker is technically characterized by being prepared from the following components in percentage by mass: 0.001-0.1% of gummy substance control enzyme, 50-90% of deionized water, 5-40% of sulphobetaine surfactant, 0.5-20% of cocamidopropyl dimethylamine oxide, 0.1-0.5% of preservative and 0.1-1% of essence, totaling 100%. The invention belongs to the technical field of detergents.

The invention discloses a hydrating mask and a preparation method thereof and belongs to the technical field of cosmetics. According to the hydrating mask disclosed in the invention, sucrose stearateand sodium deoxycholate are compounded to form an emulsion system, electric charge of the compound micelle is determined by an anionic surfactant sodium deoxycholate, and the charge is negative. By adding the NaCl solution, the concentration of the counter-ion Na<+> in the solution is increased, the solubility of the active material in the whole hydrating mask is improved, and the active materialcan be dissolved and absorbed by skin as much as possible. Meanwhile, antioxidant tea polyphenol and DNA repairing myricetin can be solubilized by utilizing the emulsion state, the carrier is improved, and repair of facial skin and cell activation can be improved. According to the hydrating mask disclosed in the invention, the problems that the conventional hydrating mask is poor in hydrating effect and substances irritating the skin are added can be solved.

The invention discloses an adhesive sticker blot cleaning agent based on a biological enzyme technology and a production technology thereof, and aims to provide a cleaning agent being environmental-friendly in formula, simple in a production technology and capable of effectively eliminating adhesive sticker blots on various appliances and the production technology thereof. The cleaning agent is technically characterized in that the adhesive sticker blot cleaning agent based on the biological enzyme technology is prepared from the following components in percentage by mass: 0.001%-0.1% of gummy substance control enzyme, 50%-90% of deionized water, 5%-40% of cocamidopropyl betaine, 0.5%-20% of cocamidopropyl dimethylamine oxide, 0.1%-0.5% of preservative and 0.1%-1% of essence, wherein the sum of the mass percent of the components is 100%. The adhesive sticker blot cleaning agent belongs to the technical field of the cleaning agent.

A decontaminant composition comprising a peroxide; an organic co-solvent; an amine, which in reaction with the peroxide is a source of a perhydrolysis species; a phase transfer catalyst comprising at least one quaternary ammonium compound; a metal oxide catalyst; a chemical base; and at least one pH buffering compound.

The present invention discloses novel formulations, reconstitutable solid compositions, pharmaceutical compositions, and aqueous injectable formulations of specific amidine substituted beta-lactam compounds on the basis of modified cyclodextrins and organic and / or inorganic acids, their preparation and use as antimicrobial pharmaceutical compositions that are parenterally or orally administrable.

The invention provides a powerful cleaning agent for oily dirt and a preparation method thereof. Oily dirt cleaning agent, in parts by weight, consists of the following components: 35-50 parts of oil, 21.5-53.5 parts of water, 1-5 parts of cationic surfactant, and 1-5 parts of anionic surfactant , 1-5 parts of nonionic surfactant, 8-12 parts of co-surfactant n-butanol, 0-0.5 part of sodium chloride, 0.5-1 part of builder sodium tripolyphosphate. The invention uses an anionic / cationic surfactant with strong solubilizing ability and a degradable nonionic surfactant compound microemulsion as the mother liquor, and supplemented with several performance additives to achieve both rust prevention and decontamination. , The advantages of repeated use of lotion, green and environmental protection, unlimited oil content, has great economic value. Simultaneously, the present invention also realizes the diversification of cleaning objects, and materials such as metal, glass, plastic, cloth, leather, pottery, and rubber can all be used, and has good application prospects.

The invention relates to a preparation method of a hedera helix extract, and belongs to the technical field of extraction and processing of plants. The preparation method comprises the following steps: S1, mixing a hedera helix raw material with an extraction aid solution, and performing ultrasonic extraction to obtain an extracting solution; s2, concentrating the extracting solution, mixing the concentrated extracting solution with ethanol, and collecting a concentrated solution; s3, enabling the concentrated solution to pass through an aluminum oxide chromatographic column, and eluting with water, an ethanol water solution and an acidic ethanol water solution in sequence; collecting an eluent of the ethanol water solution to prepare a hederacoside C eluent; collecting an eluent of the acidic ethanol water solution to prepare an alpha-hederan eluent; s4, crystallizing the hederacoside C eluent, so as to obtain a hederacoside C extract; and crystallizing the alpha-hederan eluent to obtain the alpha-hederan extract, the extraction aid solution is prepared from the following raw materials: a surfactant and a flocculating agent. According to the method, the high-purity hederacoside extract is prepared.

The invention discloses a preparation process of beta-glucan. The process comprises the following steps of firstly screening strains: preparing a plurality of strains, qualitatively detecting the strains by using a Congo red agar staining method, detecting the beta-1, 3-glucanase activity of each strain, and screening out the strain with the relatively high enzyme activity as a strain to be cultured; and secondly culturing the strain: performing slant seed culture for 7-8 days first, and then inoculating the strain to a plate culture medium for culture, wherein the plate culture medium comprises the following components: 28-30 g / L of glucose, 1-2 g / L of potassium dihydrogen phosphate, 6-10 g / L of yeast extract, 18-20 g / L of agar, 1-2 g / L of magnesium sulfate and 2-3 g / L of ammonium chloride. The preparation process of the beta-glucan is reasonable in design and easy to operate; the beta-glucan is prepared through fermentation, separation and purification of schizophyllum commune and optimization and improvement of various parameters and steps; the beta-glucan is good in water solubility, high in biological activity and relatively high in crude sugar yield, retention rate and purity; and the preparation process can be applied to large-scale production, is low in cost and has relatively high practicability.

The invention discloses an oil contaminated soil remediation method. The method comprises the following steps: (1) preparing an inorganic culture solution; (2) adding a composite carbon source into the inorganic culture solution, performing high temperature sterilization, inoculating pseudomonas aeruginosa, and performing constant temperature culture for 96-108 h; (3) diluting a fermentation brothwith clean water and adjusting pH with NaOH to form a cleaning solution; (4) adding oil contaminated soil into the cleaning solution, and performing ultrasonic cleaning for 3-4 min at an ultrasonic frequency of 10-20 kHz; and (5) performing filtering and centrifugal separation on the mixture. The method adopts a method of "treating pollution with pollution", a pollutant is used as an inducing factor to be added into a specific culture medium, and then a produced fermentation broth acts on the pollutant. The fermentation broth production process has low requirements, obtaining of the production raw materials are convenient, no foreign microorganisms are introduced, ultrasonic equipment is simple and easy to operate, the cost for treating the oil-contaminated soil is low, and the method hasno damage to a soil structure, no secondary pollution, and high efficiency, and has significant remediation effects.