257 results about "Organic anion" patented technology

A method and apparatus for removing harmful organic anions and proteins from a mammalian's ventricular cerebrospinal fluid in the treatment of brain disorders. One embodiment comprises using an implanted pump and filter system in conjunction with a drug or enzyme to clean and filter a patient's cerebrospinal fluid.

The invention provides a metal surface treatment agent composed of aqueous solution or aqueous emulsion containing ionic liquid. The metal surface treatment agent comprises the ionic liquid, silicate or silane coupling agent, water-soluble chitin or chitosan, corrosion inhibitor, stabilizer, pH modifier, wetter, coalescing agent, antioxidant, ethanol and water, the ionic liquid is room-temperature ionic liquid consisting of nitrogenous heterocyclic compound cations and inorganic or organic anions, one or more of nanoscale titanium dioxide, zirconium oxide or zirconium fluoride is uniformly mixed into the silicate or silane coupling agent by the weight equivalently accounting for 3%-25% of that of the silicate or silane coupling agent. A chemical conversion coating is formed on a metal surface by the metal surface treatment agent, can inhibit corrosion of the metal surface, and has a fine coating performance. The metal surface treatment agent is used for treating cold-rolled plates, galvanized plates and aluminum plates, and the metal surface treated by the metal surface treatment agent has the coating adhesion force equivalent to that of a metal surface treated by a phosphorus-containing metal surface treatment agent.

The addition of a highly polarizable additive such as an organic anionic surfactant to an electrically active polymer improves the electrical properties of the polymer. When such an additive is added to an electroluminescent organic polymer this mixture can be used in diodes having an anode contacting a layer of this mixture as the active light-emitting layer and an air-stable metal cathode having a work function larger than 4 eV. The external efficiency and brightness versus voltage are significantly improved compared to results obtained with the same electroluminescent polymer used alone with high work function (>4.0 eV) metal cathodes. Specifically, device performance with indium/tin-oxide (ITO) as the anode, poly(2-methoxy-5-(2'-ethyl-hexyloxy)-1,4-phenylene vinylene), MEH-PPV, as the electroluminescent polymer, lithium nonylphenoxy ether sulfate as the surfactant additive and aluminum as the cathode is comparable to or better than that obtained with high performance devices using calcium as the cathode.

A therapeutic composition comprising (i) at least one antigen or at least one in vivo generator of a compound comprising an amino acid sequence and (ii) at least one adjuvant comprising at least one pharmaceutically acceptable and water-soluble salt of an organic anion and a trivalent metal cation.

This invention relates to an improved method for inhibiting the formation and deposition of silica and silicate compounds in a water system. In particular, the method includes adding to the water system a relatively low molecular weight organic, anionic polymer. The polymer preferrably has an acrylic acid or methacrylic acid functionality and is preferrably selected from one or more of homopolymers of acrylic acid, a methacrylic acid/polyethylene glycol allyl ether copolymer, a homopolymer of methacrylic acid, an acrylic acid/polyethylene glycol allyl ether copolymer, and an acrylic acid/1-allyloxy-2-hydroxypropane sulfonic acid copolymer, homopolymers of maleic anhydride, copolymers of maleic anhydride and polyethylene glycol allyl ether, and combinations thereof.

In a liquid detergent comprising a subtilisin and optionally a second (non-subtilisin) enzyme, the combination of a peptide aldehyde (or hydrosulfite adduct thereof) with a salt of a monovalent cation and a monovalent organic anion has a synergistic stabilizing effect on the subtilisin and/or the second enzyme. The improved enzyme stability is of particular interest in liquid detergent compositions where the enzyme would otherwise have poor storage stability.

There are provided an ion-exchange polymer including a structure represented by the following General Formula (1) and a production method therefor, an electrolyte membrane and a production method therefor, and a composition for producing an ion-exchange polymer.

In a case where the sum of a1, b1, and c1 is 1.000, a1 is 0.000 to 0.750, b1 is 0.240 to 0.990, and c1 is 0.001 to 0.100. L represents an alkylene group, L¹ and L² each represent a divalent linking group, R¹ is a hydrogen atom or an alkyl group, R² and R³ each represent an alkyl group or an allyl group, X¹⁻ and X²⁻ each represent an inorganic or organic anion, and Y represents a halogen atom. Z¹ represents —O— or —NRa—, and Ra represents a hydrogen atom or an alkyl group.

This invention provides for, inter alia, a cleaning and polishing oil-in-water emulsion which comprises: A. about 0.1 to about 25% of at least one silicone oil with a viscosity ranging between about 20 and about 100,000 mPas.; B. about 0.5 to about 25% of at least one bisquaternary organomodified silicone of the formula:

[Z-M-(R′R″)SiO—[(R′R″)SiO]_n—Si(R′R″)-M-Z]²⁺2X⁻  (I)  whereby Z is a quaternary nitrogen radical, R′ and R″ are independently from each other an alkyl or an aryl radical, M is a divalent hydrocarbon radical having at least 4 carbon atoms which optionally contain at least one hydroxyl group and which may be interrupted by one or more oxygen atoms and/or groups of the type —C(O)—, —C(O)O— or —C(O)N—, n is a number between 1 and 200,

• • • X⁻ is a inorganic or organic anion, C. about 0.1 to about 15.0% of at least one nonionic or amphoteric surfactant which has an alkyl chain length between 6 and 14 carbon atoms; D. about 1 to about 40% of at least one oil selected from the group of mineral oils, paraffin oils, petroleum distillates, hydrocarbon solvents, ester oils, triglycerides and cyclic silicone oils; E. about 0.1 to about 15% of at least one emulsifier; F. about 20 to about 99% water; and optionally one or more auxiliaries selected from the group consisting of consistency enhancers, thickeners, stabilizers, fragrances, preservatives, antioxidants, dyes, abrasives, glycol ethers, alcohols, and builders. The inventive oil-in-water emulsion, when used in a non-pressurized foam dispenser, dispenses as a foam that is stable and dense. The inventive oil-in water emulsions may be used in cleaning and polishing surfaces.

The invention relates to an InIII-based metal organic anion framework and application thereof. The technical scheme is as follows: the preparation method comprises the following steps: adding 2,3',5,5'-biphenyltetracarboxylic acid, N,N'-dimethylformamide, ethanol, water and concentrated nitric acid into a container, and stirring at room temperature for 20 minutes; sealing the container, putting in a drying oven, and keeping at the temperature of 100-110 DEG C for 2-4 days; slowly cooling to room temperature to obtain a colorless transparent rod-like crystal; and washing, filtering and drying to obtain the target product. The InIII-based metal organic anion framework can sensitize rare earth ions to emit light when being used as an adsorption matrix, and can efficiently and selectively separate cationic organic dyes.

The invention relates to a microporous rare earth cluster metal organic anion framework and a preparation method and application thereof. According to the technical scheme, the preparation method comprises the steps that RE(NO<3>)<3>/4, 4'-diphenyldicarboxylic acid, o-fluorobenzoic acid, N, N-dimethyl formamide and ethanol are added into a container and stirred at the normal temperature; the container is sealed and then placed into a drying oven, and the container is maintained for 1-2 days at the temperature of 300-400 K; the mixture is cooled slowly to the room temperature and left standing for 20-30 hours, and crystals are obtained; N, N-dimethyl formamide is used for washing the mixture, filtration and drying are conducted, and a target product is obtained. The microporous rare earth cluster metal organic anion framework prepared through the preparation method can serve as an adsorption base material for adsorbing cation type organic dyestuff, and the cation organic dyestuff is separated in an efficient and selective mode.

The invention provides the organic anion intercalation hydrotalcite containing double bond, whose chemical formula is [M2+1-xM3+x(OH)2]An-x/níñmH2O. An is organic anion intercalation hydrotalcite containing double bond, such as maleic acid group, acroleic acid group, butenoic acid group, and so on. Because the double bond of organic anion intercalation hydrotalcite can react with the conjugate double bonds produced by PVC, the long-term thermal stability of PVC is improved markedly. The hydrotalcite can effectively improve the effectively of PVC.

The invention belongs to the technical field of clean energy, and in particular relates to a hydrotalcite precursor adsorbent and a preparation method thereof. After a precursor is calcined, an absorbent which is high in acidic gas adsorption capacity and high in adsorption dynamics and particularly can remove gas such as CO2 and H2S from a medium-temperature region from 200 to 400 DEG C can be provided. The adsorbent precursor is a hydrotalcite type adsorbent which is decorated by alkaline metal salt and supported by a relatively-large anion (particularly organic anions) insertion layer. The adsorbent precursor has the characteristics of alkaline metal salt decoration and organic anion insertion layer supporting, namely by the anion insertion layer supporting, the distance between the original two anion hydrotalcite layers is greatly prolonged, so that an alkaline metal salt ornament can be uniformly distributed on the surfaces of the hydrotalcite layers and among the hydrotalcite layers; the alkaline metal decoration effect is enhanced; and the gas adsorption amount and the adsorption speed of the calcined adsorbent are greatly improved.

In a non-aqueous electrolyte comprising an organic solvent and a solute dissolved in the organic solvent, a lithium salt containing at least one organic anion selected from phthalimide, a derivative of phthalimide, phthalimidine and a derivative of phthalimidine is used as the solute. Such non-aqueous electrolyte is not liable to react with the negative electrode in a primary battery and a secondary battery during a long-term storage at high temperatures. As a consequence, by using this non-aqueous electrolyte, a non-aqueous electrolyte battery having an excellent storage property can be obtained; and the charge/discharge cycle characteristics are improved in a secondary battery.</PTEXT>

The invention relates a method of the synthesis of chalcone and derivatives thereof by using ionic liquid. Benzaldehyde and acetophenone are used as reactants and the molar ratio of the benzaldehyde and the acetophenone is 1:1 to 5:1; the ionic liquid is used as a catalyst and solvent and the mass of the ionic liquid added takes up 1:20 to 10:1 of the total mass of the reactants; the reaction pressure is normal pressure, the reaction temperature is 80 to 200 DEG C and the reaction time is 0.5 to 1.2 hours; the ionic liquid is composed of an alkyl imidazole cation or a pyridine cation functionalized by sulfonic group and inorganic or organic anions. The ionic liquid used by the invention is stable in the air and the water, is provided with an ignorable vapor pressure and is non volatile, which is an environment friendly catalyst and reaction solvent. The chalcone (or the derivatives of the invention ) of the reaction products of the ionic liquid can automatically be layered with the ionic liquid, which leads separation process to be easier and the ionic liquid can be used repeatedly by being dried in vacuum with the temperature of 110 DEG C for 1 to 6 hours after the reactions.

The invention discloses an acid ion liquid and synthesizing method and application based on 1-methyl-3-benzyl imidazole cation, which is 1-methyl imidazole benzyl methylation organic cation, wherein the inorganic/organic anion is BF4<->,HSO4<->, H2PO4<->, p-CH3C6H4SO<3->, CF3COO<-> and ClCH2COO<->, wherein the ion liquid is liquid phase under indoor temperature, which can repair structure as mother compound due to leading functional group into structure, such as benzene ring, methylene and so on; the BrPhinsted acid can be repeating ring, reacting dielectric and reacting catalytic, which can be used to synthesize important perfume and solvent.

An aqueous acidic plating bath for the electrodeposition of a nickel or nickel alloy deposit. The bath includes nickel ions and an additive having the general formula:

H₂C═CHCH₂NR₁R₂ or

[H₂C═CHCH₂N⁺R₁R₂R₃]_nXⁿ⁻

wherein R₁, R₂ and R₃ are selected from the functional groups consisting of hydrogen, methyl, ethyl, propyl, allyl, propyn, propanediol and combinations thereof; and Xⁿ⁻ is an n-valent inorganic or organic anion.

The invention relates to a hydrocracking catalyst for heavy oil and a preparation method of the hydrocracking catalyst. The hydrocracking catalyst for the heavy oil is organic molybdenum salt containing molybdenum ions and C1-C16 organic anions bound with the molybdenum ions, wherein the organic anions contain oxygen atoms, and the valence state of molybdenum in the molybdenum ions is +4, +5 and +6 in a molar ratio of (0.1-25.0):(10.0-40.0):(45.0-85.0). The provided hydrocracking catalyst for the heavy oil has good solubility in hydrocarbon oil, hydrogenation reaction activity is improved, reaction coke generation is inhibited, and conversion of residual oil is effectively promoted. The preparation process of the hydrocracking catalyst for the heavy oil is simple, a filtration step is notneeded, and the synthesis cost is lower.

The invention discloses an in-situ co-precipitation synthesis method for organic silane grafted hydrotalcite with a controllable interlayer spacing. Compared with a traditional co-precipitation hydrotalcite synthesis method, the in-situ co-precipitation synthesis method is characterized in that the height of an interlayer space of hydrotalcite is regulated and controlled by the aid of an intercalation effect of surfactant; and the affinity of the surface of minerals is effectively improved by the aid of in-situ condensation of Si-OH generated by hydrolysis of organic silane and hydroxyl on the surface of the clay mineral while hydrotalcite crystal is formed, accordingly, usage of the surfactant is controlled, potential environmental threads including desorption of the surfactant and the like are reduced, reduction of stability and homogeneity of a composite material is also decreased, and the like. Raw materials required by the synthesis method are easily accessible, operation is simple and feasible, and the obtained organic silane grafted hydrotalcite has an important application value in fields such as clay-based nano-composite materials, repair of organic anion environmental pollutant, halogen-free flame retardant and the like.

A therapeutic composition comprising (i) at least one antigen or at least one in vivo generator of a compound comprising an amino acid sequence and (ii) at least one adjuvant comprising at least one pharmaceutically acceptable and water-soluble salt of an organic anion and a metal cation.

The invention relates to a method for preparing microbe diesel oil by ionic liquid catalysis, which comprises the following steps: A) using acid functional ionic liquid as a reaction catalyst to catalyze free fatty acid and short-chain alcohol to react for 6 to 12 hours at a temperature of between 60 and 120 DEG C, wherein a molar ratio of the free fatty acid to the short-chain alcohol is 1:1-1:6, and the ratio of the mass of the acid functional ionic liquid to the total mass of the reactants is 1:20-20:1; and B) cooling the reaction solution obtained in step A to room temperature, depositing the reaction solution by gravity, layering a product and the acid functional ionic liquid, and decompressing the upper layer of liquid to separate out the short-chain alcohol so as to obtain the product, wherein the acid functional ionic liquid consists of sulfonic functional alkyl pyridine anions, sulfonic functional 1, 3-dialkyl imidazole anions or sulfonic functional alkyl amine salt anions and inorganic or organic anions. The method has no environment pollution, and belongs to an environment-friendly process.

The invention provides a preparation method of organic acid anion intercalation hydrotalcite, belonging to the technical field of functional materials. Aiming at the problem that single organic acid anion intercalation hydrotalcite can not be obtained by one step in the prior art. The preparation method comprises the following steps of: with the oxide or hydroxide of divalent metal elements and trivalent metal elements as raw materials, mixing the divalent metal elements and the trivalent metal elements in the raw materials at the molar ratio of 2:1-4:1, and then adding excess organic acid solid to be intercalated to obtain a mixture; adding the mixture into deionized water from which CO2 is removed; fully and evenly stirring the mixture to obtain a suspension; placing the suspension in a pressure reaction kettle for reacting or placing in a container to carry out heating reflux reaction to obtain a product; and filtering, washing and drying the product to obtain the organic acid anion intercalation hydrotalcite. The invention has wide raw material source, low cost and simple process flow and can prepare the organic acid anion intercalation hydrotalcite only by one step.

The invention discloses a supported nickel-copper alloy nano-catalyst, a preparation method thereof and application of catalytic hydrogenation. The invention utilizes a simple co-precipitation synthesis technique to self-assemble in an aqueous solution to obtain a large amount of layered nickel-copper hydroxide intercalated with organic anions as a precursor, and obtains nickel with high catalytic activity and stability through one-step in-situ solid-state pyrolysis under an inert atmosphere. Copper alloy/carbon nanocomposite catalyst. This method realizes the uniform dispersion of highly crystalline nickel-copper alloy nanoparticles in the graphitized carbon matrix, and there is a strong interaction between the metal and the support. The invention does not use additional reducing agent, surface active agent and organic solvent, reduces production cost and improves product purity. In the catalytic hydrogenation reaction performance test, the nickel-copper alloy/carbon nanocomposite catalyst prepared by the present invention showed higher catalytic activity and stability than the commercial platinum/carbon catalyst, and it still had High catalytic efficiency.

The invention relates to urethane-based pressure-sensitive adhesive and a surface protective film using the pressure-sensitive adhesive. The invention also provides optical member and electronic member employing the surface protective film. The urethane-based pressure-sensitive adhesive contains urethane-based resin wherein the urethane-based resin is obtained by curing the composition containing polyhydric alcohols (A) and Polyfunctional isocyanate compound(B), wherein the ratio of NCO base to OH base, NCO base/OH base in the polyhydric alcohols (A) and the Polyfunctional isocyanate compound(B) is greater than 1.0 and lower than 5.0. The urethane-based pressure-sensitive adhesive contains ionic liquid containing fluorinated organic anion.

The invention discloses an organic anion intercalated patina material and a preparation method and application thereof and relates to preparation of organic patina which is an organic anion intercalated layered double metal hydroxide, namely organic patina. The organic anion intercalated patina is synthesized through a coprecipitation method; on the basis of the principle of the Fenton effect between Fe<2+> in the patina structure and H2O2, hydroxyl radicals with strong oxidizing property can be generated and used for degrading and removing organic pollutants in a water body. According to the invention, organic anion intercalated patina is synthesized by a relatively simple method; by virtue of the Fenton effect between the patina and H2O2, organic pollutants can be effectively degraded and removed within a short time, and secondary pollution to the environment is hardly caused; moreover, the structure of the organic patina can be maintained after the reaction.