30results about How to "Improve dissociation ability" patented technology

The invention discloses an organic electrolytic solution for a super capacitor. The organic electrolytic solution for the super capacitor comprises a proton inert solvent, an organic electrolyte and an additive. Preferably, the organic electrolyte and the proton inert solvent form a 0.5-2.0mol / L solution. The additive accounts for 0.05wt%-5wt% of the organic electrolytic solution. The organic electrolytic solution for the super capacitor has the advantages that appropriate proton inert solvent components and the appropriate additive are selected, the solution ability and the dissociation ability of the electrolyte in the proton inert solvent are improved, the ion conductivity of the electrolytic solution is improved, so that the internal resistance of the organic electrolytic solution is reduced, the electrochemical stability window of the electrolytic solution is improved, and therefore the super capacitor can be used at a high working voltage (over 2.7V) and is high in power density and energy density and long in cycle life.

The invention discloses a preparation method of a bioactive porous tantalum implant, which comprises the following steps: carrying out acid pickling treatment on a three-dimensional porous tantalum implant material to obtain a pretreated material; performing micro-arc oxidation treatment on the pretreated material, an in-situ growth film layer with bioactive substances is formed on the surface ofthe pretreated material, and an electrolyte adopted in the micro-arc oxidation treatment comprises bioactive functional substances; and carrying out hydrothermal treatment on the in-situ growth film layer to obtain the bioactive porous tantalum implant. Tests prove that the in-situ growth film layer can effectively endow the three-dimensional porous tantalum implant material with a biological activity function. The prepared porous tantalum implant with the living activity is simple in technological process, easy to realize industrial production, simple in electrolyte and hydrothermal treatmentsolution components, free of pollutants, easy to control and low in cost, can be used for preparing various orthopaedic implant materials, and has a wide application prospect.

A radiation-sensitive resin composition includes a polymer that includes a structural unit represented by a formula (1), and an acid generator. R1 is a hydrogen atom, a fluorine atom, or the like. R2 is a hydrogen atom or a monovalent hydrocarbon group. R3 is a hydrogen atom, a monovalent chain hydrocarbon group, or the like. R4 is a hydrogen atom, a monovalent chain hydrocarbon group, or the like. R5 is a hydrogen atom, a monovalent chain hydrocarbon group, or the like. R6 is a monovalent chain hydrocarbon group. R6 is bonded to R3 to form a first alicyclic structure, or R6 is bonded to R5 to form a second alicyclic structure. At least one hydrogen atom of R2, R3, or R4 is optionally substituted with a fluorine atom.

The invention discloses a two-section type cavitation bubble generator which comprises a first cavitation section and a second cavitation section, wherein the first cavitation section comprises a first jet chamber, a compression channel, a gas chamber and a mixing channel; The first jet chamber, the compression channel, the gas cavity and the mixing channel are sequentially communicated in the fluid flowing direction. The second cavitation section comprises a second jet chamber with an opening in one end, an outlet channel for outputting fluid and a center body; the open end of the second jetchamber is connected with the fluid output end of the first cavitation section, and the other end of the second jet chamber is communicated with the outlet channel; a low-pressure fluid inlet communicated with the second jet chamber is formed in the wall of the second jet chamber; the center body is arranged in the middle of the second jet chamber and fixedly connected with the second jet chamber,and a center body channel used for mixing fluid and gas is formed in the radial center of the center body. The cavitation bubble generator has high cavitation efficiency, the cavitation action rangeof a single generator is wide, the cavitation bubble generator can be effectively used for a high-sulfur slag dissociation process, the slag-sulfur separation effect is improved, and a good foundationis provided for subsequent flotation sulfur extraction.

The invention discloses an MOFs desulfurizer based on organic amine in-situ modification and a preparation method thereof. The preparation method comprises the following steps: preparing an MOF material Cu-BTC by using copper salt and trimesic acid as raw materials, adding small-molecule organic amine for in-situ modification, and preparing the organic amine in-situ modification MOFs desulfurizer A-Cu-BTC by using a solution diffusion method. The MOFs crystal structure is improved through in-situ preparation, the grain size of MOFs is reduced, and organic amine molecules are introduced to increase adsorption active site components, generate abundant stacked mesoporous apertures and increase the alkalinity of the material surface, so that the adsorption and dissociation performance on H2S is improved, and the sulfur capacity of the MOFs desulfurizer is effectively improved.

The invention discloses a long-term storage type lithium ion battery, wherein the negative electrode uses lithium titanate, an electrolyte comprises a conductive lithium salt, a carbonic ester solvent and a composite additive and is characterized in that the concentration of the conductive lithium salt is more than 2 mol / L, the carbonic ester solvent comprises cyclic carbonate, the volume content of the cyclic carbonate accounts for more than 70% the total volume of the carbonic ester solvent, the total content of the composite additive accounts for 5-10% of the volume percent of the carbonic ester solvent, the proportional relation of the volumes V of fluoro methylene methanedisulfonate, ethylene sulfate and fluoro dinitrile is that: the volume V of fluorine-containing lithium sulfimide plus the volume V of fluoro methylene methanedisulfonate is more than the volume V of ethylene sulfate plus the volume V of fluoro dinitrile. The battery is low in interface impedance under the condition of long-term storage, keeps high electric conductivity and long cycle life, and improves the long-term storage property of the battery.

The invention relates to a pulping system for high-humidity-strength waste cardboard paper. The pulping system comprises a continuous pulp shredder, a high-concentration slag separator, a first pressure screen, a classifying screen forebay, a classifying screen, a fiber tank, a post-treatment system and an independent pulp shredding system, the continuous pulp shredder, the high-concentration slagseparator, the first pressure screen, the classifying screen forebay, the classifying screen, the fiber tank and the post-treatment system are sequentially connected, and the independent pulp shredding system is used for shredding the high-humidity-strength waste cardboard paper and conveying the shredded pulp into the classifying screen forebay. The independent pulp shredding system is additionally arranged in the pulping system, solves the problem of difficulty in defibering the high-humidity-strength waste cardboard paper and improves pulping efficiency and pulping yield when the high-humidity-strength waste cardboard paper serves as raw materials to pulp, the utilization rate of the raw materials is increased, and production cost is saved.

The invention relates to the field of lithium batteries, and discloses a carbamate compound for a non-aqueous electrolyte and application of the carbamate compound. The carbamate compound according to the present invention has the following advantages: (i) excellent electrochemical stability, which is not oxidized even at a high voltage; (ii) the conductivity of the electrolyte can be improved, the affinity of molecules to the metal oxide positive electrode material can be enhanced, and the infiltration efficiency of the electrolyte can be further improved; (iii) the contact angle of molecules on the surface of a positive electrode or a negative electrode is reduced, and the wetting effect is improved.

The invention discloses a cross-linked polymer solid state electrolyte, the raw materials of which include modified polyethyleneimine, cross-linking agent and lithium salt, and the modified polyethyleneimine, cross-linking agent and lithium salt are heated and cross-linked It forms an interpenetrating network material; it has higher thermal stability, ionic conductivity and electrochemical window, and can be widely used in electrochemical energy storage devices such as lithium-ion batteries, supercapacitors or solar cells.

The invention discloses a long-term storage type lithium ion battery, wherein the negative electrode uses lithium titanate, an electrolyte comprises a conductive lithium salt, a carbonic ester solvent and a composite additive and is characterized in that the concentration of the conductive lithium salt is more than 2 mol / L, the carbonic ester solvent comprises cyclic carbonate, the volume content of the cyclic carbonate accounts for more than 70% the total volume of the carbonic ester solvent, the total content of the composite additive accounts for 5-10% of the volume percent of the carbonic ester solvent, the proportional relation of the volumes V of fluoro methylene methanedisulfonate, ethylene sulfate and fluoro dinitrile is that: the volume V of fluorine-containing lithium sulfimide plus the volume V of fluoro methylene methanedisulfonate is more than the volume V of ethylene sulfate plus the volume V of fluoro dinitrile. The battery is low in interface impedance under the condition of long-term storage, keeps high electric conductivity and long cycle life, and improves the long-term storage property of the battery.

The invention discloses a new recycling and refining method of sludge phosphor, which comprises the following steps: placing sludge phosphor in the rotary phosphor distilling furnace to recycle phosphor; adding dispersant; transmitting rough phosphor into phosphor-fused groove; inputting steam in the phosphor-fusing groove to remove fluorine; transmitting phosphor into refined groove; aerating hot water; heating to bleach; transmitting phosphor into product groove to obtain the yellow phosphorus.

The invention relates to an MALDI target plate crystallization auxiliary film. The crystallization auxiliary film comprises a side wall hole array corresponding to the target plate array, a colloid layer for preventing liquid from leaking on the surface of the target plate and an anti-pollution release film. According to the invention, the crystallization auxiliary film is pasted on the surface ofthe MALDI target plate, and the side wall hole of the auxiliary film and the surface of the target point form a cylindrical micro-container. A conventional sample and a matrix are loaded into a micro-container, and under the action of surface tension of side walls on liquid, co-crystallization formed by the conventional sample and the matrix is better in the central position of a target point. Inthe process of MALDI batch point target analysis, the dissociation effect of laser analysis is remarkably improved, and meanwhile the sensitivity and repeatability of MALDI analysis can be improved to a certain extent.

An electrolyte solution is used for a lithium ion battery. The electrolyte solution contains at least a solvent and lithium salt. The solvent contains at least methoxymethyl formate.

The invention discloses a medium-salt-concentration electrolyte for a lithium-sulfur battery. The electrolyte contains a diether-fluorinated ether three-solvent system formed by a mixed lithium salt, a first ether solvent, a diether solvent and at least one fluorinated ether solvent, the mixed lithium salt contains a lithium salt capable of forming a passive film on the lithium metal negative electrode; the oxygen coordination steric hindrance of the first ether solvent is small (the number of carbon atoms in molecules / the number of oxygen atoms is smaller than or equal to 4), and lithium salt can be dissociated; the oxygen coordination steric hindrance of the second ether solvent is relatively large (the number of carbon atoms / the number of oxygen atoms in molecules is greater than or equal to 5), so that the salt concentration and the electrolyte viscosity can be reduced; the fluorinated ether solvent can further reduce the concentration of the lithium salt and improve the miscibility of the electrolyte, the fluorinated group can promote formation of a stable lithium metal negative electrode passivation layer, and the deposition and stripping efficiency of negative electrode metal is improved. The electrolyte provided by the invention can be used for assembling a lithium battery, and the assembled lithium battery is long in cycle life, weak in self-discharge effect, high in conductivity, low in viscosity, good in wettability and relatively high in commercial application value.

A supercapacitor electrolyte with high charge-discharge cycle stability comprises an electrolyte salt and a proton inertia organic solvent, wherein the electrolyte salt is tetramethylammonium bis(oxalate)borate and lithium tetrafluoroborate, and the proton inertia organic solvent is a mixture of propylene carbonate, gamma-butyrolactone, acetonitrile and N, N-dimethylformamide. With the adoption ofappropriate proton inertia organic solvent, the dissolving capacity and the dissociation capacity of the electrolyte salt in the supercapacitor electrolyte are improved, the ion conductivity of the electrolyte is improved, the internal resistance of an organic electrolyte is reduced, an electrochemical stable window of the electrolyte is expanded, so that the obtained electrolyte has favorable electrochemical stability, chemical stability and charge-discharge cycle stability.

An electrolyte solution is used for a lithium ion battery. The electrolyte solution contains at least a solvent and lithium salt. The solvent contains at least methoxymethyl formate.

The invention discloses a two-stage cavitation bubble generator, comprising: a first cavitation section, which includes a first jet chamber, a compression channel, an air cavity, and a mixing channel; the first jet chamber, a compression channel, an air chamber, The mixing channel communicates in sequence along the fluid flow direction; the second cavitation section, which includes a second jet chamber with an open end, an outlet channel for outputting fluid, and a central body; the open end of the second jet chamber is connected to the fluid in the first cavitation section The output end is connected, and the other end of the second jet chamber communicates with the outlet channel; the wall of the second jet chamber is provided with a low-pressure fluid inlet communicating with it; the center body is arranged in the middle of the second jet chamber and is fixedly connected with it, and the center body The radial center is provided with a center body channel for mixing fluid and gas. The cavitation bubble generator has high cavitation efficiency, and a single generator has a wide range of cavitation effects, which can be effectively used in the dissociation process of high-sulfur slag, improve the separation effect of slag-sulfur, and provide a good solution for subsequent flotation sulfur extraction. Base.

The invention relates to the field of lithium ion batteries and discloses lithium ion battery nonaqueous electrolyte and a lithium ion battery. The lithium ion battery nonaqueous electrolyte comprisesan electrolyte lithium salt, a nonaqueous organic solvent and a filming additive, wherein the nonaqueous organic solvent comprises cyclic carbonate, chain-shaped carbonate and a carboxylic acid estersolvent; the chain-shaped carbonate comprises a novel carbonic ester compound of a structure of formula (I). Due to adoption of the novel carbonic ester solvent of the structure of the formula (I), an electrochemical window of electrolyte can be effectively improved, and application of high-voltage system batteries can be met. Meanwhile, due to adoption of a nitrile additive, FEC gas generation can be effectively inhibited; due to adoption of cobalt for complexing an anode material, a function of improving properties of a battery is achieved; multiple novel filming lithium salts are combined,so that the high / low-temperature performance, the rate capability and the long circulation performance of a power battery can be improved.

The invention discloses an up-conversion low turn-on voltage infrared detection-light-emitting device and a preparation method thereof, belonging to the technical field of infrared up-conversion detection. The device comprises a transparent substrate, a transparent conductive film, a first electron transport layer, three A primary active layer, a hole transport layer, a light-emitting layer, a second electron transport layer, and a top electrode; the ternary active layer is a binary electron donor-acceptor active layer doped with a tertiary acceptor material, and formed by annealing A thin film with crystal orientation in the plane transport direction; the light-emitting host material of the second electron transport layer and the light-emitting layer forms an excimer complex at the interface between the second electron transport layer and the light-emitting layer. The light-emitting layer and the second electron transport layer use the interface organic excimer composite luminescence and the ternary active layer to form a thin film with crystal orientation in the plane transmission direction, which will greatly reduce the turn-on voltage, reduce the overall energy consumption of the device, and improve the detection sensitivity of the device's infrared up-conversion. In the fields of near-infrared detection and imaging, infrared light source calibration, infrared identification, etc.

The invention discloses a CuO composite mesogen catalyst modified by an atomic-level auxiliary agent, which comprises a main catalyst CuO mesogen and a single-atom auxiliary agent M1 or a double-monoatom auxiliary agent M1 and M2, and M1 and M2 are dispersed by single atoms The state exists, wherein, the M1 is selected from any one of Zn, Zr, Ti, Mn, Fe, Co, Ni, Sn, In, Ce, Ru, Pd, Au, Pt, Rh, and the M2 is selected from Any one of Ni, Au, Pt or Pd. The CuO composite mesogenic catalyst modified by the atomic-level auxiliary agent of the present invention has excellent catalytic performance, is used for the hydrochlorination reaction of silicon powder and HCl as raw materials, and can realize the selectivity to trichlorosilane and silicon tetrachloride Synthesis is regulated, while reaction temperature and energy consumption are reduced, and product yield and silicon powder conversion rate are increased.

The invention discloses a testing method for the content of sulfate ions in sea sand. The testing method comprises the following steps: (1) taking the sea sand and sieving to obtain a sea sand sievedsubstance, i.e., a sea sand sample; (2) pre-treating the sea sand sample; (3) drawing a standard working curve; (4) carrying out ion chromatographic analysis and result calculation. According to the testing method disclosed by the invention, the sea sand sample is pre-treated by adopting ultrasound, vibration and centrifuging; the sulfate ions in the sea sand are sufficiently dissolved in a solvent through multi-effects of the ultrasound, the vibration and the centrifuging; operation steps are simple and rapid and the testing efficiency is high. The testing method takes inorganic acid as a solvent, so that the sulfate ions in the sea san are completely dissolved out; measurement errors are avoided and a testing result is real and reliable.