128 results about "Halide" patented technology

Disclosed is an oxygen scavenger composition including iron powder, activated carbon, water, a halide of an alkaline earth metal, and an alkaline substance, in which a content of the activated carbon is 20 parts by mass or more and 40 parts by mass or less with respect to 100 parts by mass of a content of the iron powder, a content of the water is 230 parts by mass or more and 370 parts by mass or less with respect to 100 parts by mass of the content of the activated carbon, and a content of the halide of the alkaline earth metal is 50 parts by mass or more and 65 parts by mass or less with respect to 100 parts by mass of the content of the water.

The invention relates to a rare earth halide solid electrolyte and a preparation method and application thereof, the rare earth halide solid electrolyte has a crystal phase structure, and the composition general formula of the rare earth halide solid electrolyte is Li < 3 + y > MX < 6-y > Oy. ZLi2O, wherein M is a rare earth element, and X is a halogen element, 0 lt; y is less than or equal to 0.4, 0lt; and z < = 0.6. The rare earth halide solid electrolyte disclosed by the invention has relatively high room-temperature ionic conductivity and relatively good electrochemical stability, can be compatible with a lithium metal negative electrode, and has a relatively great application prospect in an all-solid-state lithium metal solid-state battery.

The invention discloses a method for dehalogenation reduction of electron-rich aryl halide, which comprises the following step: by taking aryl halide as a raw material, carrying out heating reaction in the presence of phosphorous acid, elemental iodine and a solvent to prepare a corresponding aromatic compound. According to the method, the defect that expensive transition metal catalysts and equivalent metal reagents need to be used for participation in current mainstream methods is directly avoided, the electron-rich aryl halide is subjected to one-step dehalogenation reduction to obtain the corresponding aromatic hydrocarbon by taking low-cost, low-toxicity and relatively stable phosphorous acid as a reducing agent and taking the iodine elementary substance as a catalyst, and the method has the advantages of no metal participation, simple operation, low cost and the like. The method has the advantages of simple operation, low cost, environmental protection and the like, avoids the use of a metal reagent and the limitation that special equipment is not easy to amplify production, after the phosphorous acid reaction is finished, byproducts are generally phosphoric acid and corresponding phosphorus salts thereof and can be quickly removed by washing, the post-treatment is simple, and the method is beneficial to industrial production.

Contacting an inner surface of a petrochemical or refinery process vessel (optionally a metal) with a halide or halide-containing compound wherein at least a portion of the halide is coupled to the inner surface due to shrinkage; and releasing at least a portion of the halide coupled to the inner surface via contacting the inner surface with hydrogen.

The objective of the present invention is to provide a method for producing a carbonyl halide safely and efficiently. The method for producing a carbonyl halide according to the present invention is characterized in comprising the step of irradiating a light to a halomethane having 1 or more halogeno groups selected from the group consisting of chloro, bromo and iodo in the presence of oxygen and ozone.

To provide materials and methods for mitigating the effects of halide species contained in a process stream.SOLUTION: The halide-containing process stream may be contacted with an abatement material combined with a solid, porous substrate comprising an active metal oxide and a non-acidic, high surface area support. The halide species in the process stream may react with the abatement material to produce a process stream that is essentially free of neutralized halide salts and halides. The neutralized salt can be attracted to and retained on the solid porous substrate.SELECTED DRAWING: Figure 1

The invention belongs to the field of perovskite devices, and particularly discloses a bromine-chlorine mixed blue-light perovskite thin film, a preparation method and a perovskite LED device. The bromine-chlorine mixed blue-light perovskite thin film is prepared from the following raw materials: cesium halide, lead bromide, lead chloride and alkaline earth metal bromide; the alkaline earth metal bromide comprises at least one of calcium bromide, strontium bromide and barium bromide; the ratio of the mole number of the alkaline earth metal bromide to the total mole number of Pb in lead bromide and lead chloride is not greater than 0.5. The bromine and chlorine mixed blue light perovskite is doped by adopting the alkaline earth metal bromide with a low-solubility perovskite phase, and the molar ratio of the doping amount of the alkaline earth metal bromide is not higher than 0.5, so that the nonuniform bromine and chlorine distribution of the blue light perovskite thin film in the film forming process is improved, the halogen separation under an electric field is inhibited, and the spectral stability is improved; by directly doping in the precursor, the preparation process is simple, and the method is suitable for large-scale industrial production.

The present invention provides a novel dibenzothiophenium salt compound and a method for producing the same. The present invention also provides a photoacid generator containing the dibenzothiophenium salt compound, a resist composition containing the photoacid generator, a method for forming a resist pattern using the resist composition, and the like. The present invention relates to a compound represented by chemical formula (I), a photoacid generator containing the compound, a resist composition containing the photoacid generator, and a method for forming a resist pattern using the resist composition. (In the formula, R1 and R2 are the same or different and each represent a hydrogen atom, a halogen atom, -CF3, -SO2R3, an alkyl group having 1-10 carbons, -OH, a polymerizable group selected from formula (S-1) to formula (S-4), or an acid-reactive group selected from formula (R-1) to formula (R-7). R3 represents -CF3, -CF2CF3, an alkyl group having 1-10 carbons, or a phenyl group. [A]- represents a trifluoromethanesulfonic acid anion (TfO-) or a halide ion.) (In the formulae, R1a represents a hydrogen atom or a methyl group, and Y represents a single bond or an alkylene group having 1-3 carbons.) (In the formulae, Y is as described above. R51 to R53 may be the same or different, and each represent a hydrogen atom, an alkyl group having 1-20 carbons, an alkenyl group having 2-8 carbons, or an aromatic group having 4-18 carbons, or R 51 and R52 may be linked to each other to form, together with the carbon atoms to which these are bonded, an aliphatic hydrocarbon ring having 3-20 carbons. R54 and R55 are the same or different, and each represent a hydrogen atom or an alkyl group having 1-6 carbons. R56 represents an alkyl group having 1-20 carbons or an alicyclic hydrocarbon group having 3-20 carbons. -CH2- contained in the alkyl group, the aliphatic hydrocarbon ring, and the alicyclic hydrocarbon group may be substituted with -O- or -S-, and d represents an integer from 0 to 4. A case in which R51 to R53 are all hydrogen atoms in formula (R-1), formula (R-3), and formulae (R-5) to (R-7) is excluded.)

The invention relates to a Zn < 2 + > ion doped Cd-based halide perovskite luminescent material and a preparation method thereof, and belongs to the field of X-ray luminescence and detection. The chemical formula of the luminescent material is shown in the specification. CsCd (1-x) Cl3: xZn < 2 + >, wherein 0 lt; x is smaller than or equal to 0.4. The luminescent material is obtained by mixing Zn < 2 + > ions, Cd < 2 + > ions and Cs < + > ions at room temperature. The preparation method comprises the following steps: fully dissolving Zn < 2 + > ions and Cd < 2 + > ions in concentrated hydrochloric acid according to a molar ratio, adding a precursor solution containing Cs < + > ions, magnetically stirring for a plurality of hours, and drying to obtain the luminescent material. The luminescent material not only has the light yield as high as 83700 photons MeV <-1 >, but also has the extremely low detection limit of 52.3 nGyairs <-1 >. In addition, the X-ray luminescent material has the advantages of being easy to prepare, low in cost, good in stability and the like, and is suitable for large-scale production.

The present invention relates to a process for the preparation of (4Z)-11,11-dialkoxy-4-undecenyl triaryl phosphonium halides of general formula (3-Z), wherein Y represents a halogen atom, Ar represents independently of each other an aryl group, R 1 and R 2 represent independently of each other a monovalent hydrocarbon group having 1 to 15 carbon atoms, or R 1 and R 2 may together form a divalent hydrocarbon group R 1 -R 2 having 2 to 10 carbon atoms, which process comprises: subjecting a (7Z)-11-halo-1,1-dialkoxy-7-undecene compound of general formula (1-Z), wherein X 1 represents a halogen atom, R 1 and R 2 are as defined above, to a phosphonium salt forming reaction with a phosphine compound of general formula (2), wherein Ar is as defined above, to form said compound (3-Z); and also relates to a compound of general formula (A) L(CH2)3CH=CH(CH2)5CH(OR 1 )(OR 2 )(A), wherein R 1 and R 2 are as defined above.

Methods of removing molybdenum oxide from a surface of a substrate comprise exposing the substrate having a molybdenum oxide layer on the substrate to a halide etchant having the formula RmSiX4-m, wherein m is an integer from 1 to 3, X is selected from iodine (I) and bromine (Br) and R is selected from the group consisting of a methyl group, ethyl group, propyl group, butyl group, cyclohexyl group and cyclopentyl group. The methods may be performed in a back-end-of-the line (BEOL) process, and the substrate contains a low-k dielectric material.

Disclosed is a quantum dot production method that can improve EQE. The quantum dot production method of the present application is characterized by comprising a step of producing a core and a step of coating a shell on the surface of the core. The step of coating the shell is performed by mixing an acidic compound and a zinc halide compound in a shell material. The step of coating the shell is preferably divided into a first half and a second half. The shell is coated in the first half using a shell material mixed with the acidic compound but not mixed with the zinc halide compound, and the shell is coated in the second half using a shell material mixed with both the acidic compound and the zinc halide compound.

The invention provides a process for preparing molybdenum and tungsten oxyhalide compounds which are useful in the deposition of molybdenum and tungsten containing films on various surfaces of microelectronic devices. In the process of the invention, a molybdenum or tungsten trioxide is heated in either a solid state medium or in a melt-phase reaction comprising a eutectic blend comprising alkaline and / or alkaline earth metal salts. The molybdenum or tungsten oxyhalides thus formed may be isolated as a vapor and crystallized to provide highly pure precursor compounds such as MoO2Cl2.

A process for depositing a high quality smooth and continuous silicon-containing film comprising: a) providing at least one substrate in a reactor, b) heating the reactor to at least one temperature in the range of ambient temperature to about 750 DEG C, and optionally maintaining the reactor at a pressure of about 100 torr or less, c) introducing into the reactor at least one first silicon precursor comprising at least one organic amino group and at least one halide group and having the formula: SiHmXn (NR1R2) 4-m-n wherein m-0, 1, 2; m is 1, n-1, 2, 3, and m + n is less than 3; x is selected from the group consisting of Cl, Br and I; r1 and R2 are each independently selected from the group consisting of a linear or branched C1 to C10 alkyl group, a linear or branched C3 to C10 alkenyl group, a linear or branched C3 to C10 alkynyl group, a C3 to C10 cycloalkyl group, a C2 to C6 dialkylamino group, an electron withdrawing group, and a C6 to C10 aryl group, to form a first silicon-containing layer, d) purging any unreacted precursor from the reactor with an inert gas, e) introducing a nitrogen source to react with the first silicon-containing layer to form a seed layer comprising at least one selected from the group consisting of silicon nitride and carbon-doped silicon nitride, f) purging the reactor with an inert gas, g) introducing into the reactor at least one second silicon precursor comprising a halogenated silicon-containing compound, the first silicon-containing layer comprises at least one selected from the group consisting of silicon nitride, carbon-doped silicon nitride, silicon oxynitride, and carbon-doped silicon oxynitride, h) purging the reactor with an inert gas, i) introducing a nitrogen source to react with the second silicon-containing layer to form silicon nitride or carbon-doped silicon nitride, and d) introducing a nitrogen source to react with the silicon nitride or carbon-doped silicon nitride to form a second silicon-containing layer comprising at least one selected from the group consisting of silicon nitride, carbon-doped silicon nitride and carbon-doped silicon oxynitride. And j) purging the reactor with an inert gas.

The invention provides a method for catalyzing free radical-nucleophilic addition halogenation-functionalization of alkene through a visible light induced iron-based material, and belongs to the technical field of organic chemistry. According to the method, olefin is taken as a reaction substrate, inorganic halide MXn is taken as a halogen source, in the presence of a nucleophilic reagent Nu, a halogen functionalization reaction of olefin is efficiently and highly selectively realized through co-catalysis of an iron-based material and visible light, C-X (X = Cl, Br) and C-Y (Y = X, O, S) are constructed at the same time, and a halogen-functionalization product is prepared. According to the method, halide ions are used for replacing traditional halogen simple substances, and olefin which is low in price and easy to obtain is directly converted into the halide which contains a plurality of functional groups and has a high additional value and subsequent derivation potential through free radical-nucleophilic addition under a mild condition. The method has the advantages of environment friendliness, high selectivity, low energy consumption and the like, and has important theoretical significance and practical application value.

Disclosed is a biphenol metal complex. The structure thereof is as represented by formula I, wherein R1 and R1′ are each independently selected from hydrogen and a substituted or unsubstituted C1-C20 hydrocarbyl; R3-R7, R3′-R7′ are each independently selected from hydrogen and a substituted or unsubstituted C1-C20 hydrocarbyl, any two adjacent groups of R3-R7 are optionally linked to form a ring, and any two adjacent groups of R3′-R7′ are also optionally linked to form a ring; M and M′ are each independently selected from the Group 4 metals; each X is independently selected from the group consisting of a hydrocarbyl having 1 to 20 carbon atoms, hydride, amido, alkoxide, alkyl sulfide, alkyl phosphide, halide, diene, amine, phosphine, ether, and combinations thereof; m and n are independently an integer of from 1 to 4; and L is a divalent linking group.

A cryogenic etching method for forming an aperture comprises mounting the substrate in a reaction chamber, cooling the substrate to a temperature below 25°C, introducing an etching gas having general formulae Y3-CO-X, Y-(C=O)-X, R1-CO-X, R'-CO-R", R'-(C=O)-O-(C=O)-R", and COF-CxFyHz-COF wherein X and Y each is a halogen selected from F, Cl, Br, I; R1 is a fluorocarbon, hydrofluorocarbon, or hydrocarbon; R' and R" each is a fluorocarbon, hydrofluorocarbon, bromocarbon, hydrobromocarbon, chlorocarbon, hydrochlorocarbonor hydrocarbon, iodocarbon, hydroiodocarbon, into the reaction chamber; and x, y and z are integers, into the reaction chamber, converting the etching gas to a plasma, and allowing an etching reaction to proceed between the plasma and the one or more silicon-containing films so that the one or more silicon-containing films are selectively etched versus the patterned mask layer to form the aperture.

The application belongs to the technical field of multifunctional photoelectric materials, and particularly relates to an organic-inorganic hybrid copper-based halide crystal material, a preparation method and application. R -2MePICu2X4, S -2MePICu2X4, R -2MePI)4Cu4X 12 or S -2MePI)4Cu4X 12 ; 2MePI is a 2-methylpiperazine cation, and X is a halogen. The application forms a coordination bond between monovalent metal Cu and a halogen, forms different inorganic cluster structures CuX, forms [Cu2X6] 4‑ or [Cu2X4] 2‑ units, and the 2-methylpiperazine cation is positively charged after protonation, and the formed CuX can achieve charge balance, so that the organic-inorganic hybrid copper-based halide crystal material is obtained through ionic bond interaction.

A composite solid-state electrolyte material, comprising a crystalline phase component and an amorphous phase component. The chemical general formula of the crystalline phase component is expressed as: B%AaREbX1 cDg <sb / >+C%AdMeX2 fDh, A being a carrier, RE being a rare earth element, M being a metal element, X1 and X2 being halide anions, D being an anion doping element or group, 0≤a≤3, 0<b≤1, 0.5<c≤12, 0<d≤5, 0<e≤2, 1<f≤20, 0≤g≤4, 0≤h≤5, AaREbX1 cDg and AdMeX2 fDh being crystalline phase substances, B% being the mass fraction of AaREbX1 cDg in the composite solid-state electrolyte material, C% being the mass fraction of AdMeX2 fDh in the composite solid-state electrolyte material, 85<B+C<98, 10%<B%≤85%, 10%<C%≤85% and 0.2≤C / B≤10.

A halide includes a crystal having a composition represented by ASn2X5. In the composition, A is a molecular cation containing at least one nitrogen atom and X is a halogen element.

This invention provides a multifunctional halide material, its preparation method, and its application; the multifunctional halide material includes at least one of the following: (I) Li 2‑x M 1‑x A x Cl4;(II) Li 2‑x M' 1‑ x A x Cl4;(II)Li 2‑x M'' 1‑x A x Cl 4‑3x E 3x The multifunctional halide material of this invention possesses both high ionic conductivity and partially reversible delithiation capability, providing additional lithium ions to achieve a lithium replenishment effect.

The invention discloses a melt-processable perovskite material for direct X-ray detection, and a method and application thereof, and belongs to the technical field of direct X-ray detection. The molecular formula of the meltable perovskite detection material is A2PbX4; wherein A < + > is an A-site organic cation, and the organic cation contains 2-5 carbon atoms and an amino group; x <-> is halogen or halogen-like anions. According to the invention, cation characteristics are optimized by introducing nitrogen heterocyclic rings, conjugated double bonds, elements with strong electronegativity and the like into an organic cation structure. Meanwhile, an anion alloying method is combined to carry out coordinated regulation and control on anion components, so that regulation and control on the characteristics such as the melting point, the decomposition temperature and the sensitivity of the perovskite are realized, the meltable perovskite material is obtained, and the problem that the conventional melt method is difficult to realize regulation and control on the characteristics such as the melting point, the decomposition temperature and the sensitivity of the perovskite is solved; and the technical problem that the perovskite material is difficult to prepare by a melt method is solved.

The present invention provides: a novel triarylsulfonium salt compound; and a method for producing the same. The present invention also provides, for example, a photoacid generator which contains the triarylsulfonium salt compound, a resist composition which contains the photoacid generator, and a method for forming a resist pattern using the resist composition. The present invention relates to: a compound which is represented by chemical formula (I); a photoacid generator which contains the compound; a resist composition which contains the photoacid generator; and a method for forming a resist pattern using the resist composition. (In the formula, R1 represents a hydrogen atom, a halogen atom, -CF3, -SO2R2, an alkyl group having 1 to 10 carbon atoms, -OH, a polymerizable group selected from among formulae (S-1) to (S-4), or an acid-reactive group selected from among formulae (R-1) to (R-7). R2 represents -CF3, -CF2CF3, an alkyl group having 1 to 10 carbon atoms, or a phenyl group. [A]- represents a trifluoromethanesulfonic acid anion (TfO-) or a halide ion.) (In the formula, R1a represents a hydrogen atom or a methyl group, and Y represents a single bond or an alkylene group having 1 to 3 carbon atoms.) (In the formula, Y is the same as the above. R51 to R53 may be the same or different, and each represent a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, an alkenyl group having 2 to 8 carbon atoms, or an aromatic group having 4 to 18 carbon atoms, or alternatively, R51 may be linked to R52 to form an aliphatic hydrocarbon ring having 3 to 20 carbon atoms together with carbon atoms to which the moieties are respectively bonded. R54 and R55 are the same or different, and each represent a hydrogen atom or an alkyl group having 1 to 6 carbon atoms. R56 represents an alkyl group having 1 to 20 carbon atoms or an alicyclic hydrocarbon group having 3 to 20 carbon atoms. The -CH2- contained in the alkyl group, the aliphatic hydrocarbon ring, and the alicyclic hydrocarbon group may be substituted with -O- or -S-. d represents an integer of 0 to 4. In formula (R-1), formula (R-3), and formulae (R-5) to (R-7), the case where all of R51 to R53 are hydrogen atoms is excluded.)

The present disclosure discloses a cathode material containing a halogen-oxygen compound, a method for preparing the same, and a cathode plate. The method includes the steps: ball milling at least one crystalline phase cathode material and at least one halide, and converting the halide into the halogen-oxygen compound through corrosion and a solid solution reaction during a ball milling process, so as to obtain the cathode material containing the halogen-oxygen compound. The cathode material provided by the present disclosure has a high ionic conduction rate and a low coefficient of expansion, as well as high capacity and good cycling performance.

An embodiment provides a method for measuring a halide in a sample, including: adjusting the pH of the sample with an amount of p-Toluenesolfonic acid (p-TSA); introducing silver 2, 4, 6-Tripyridyl-s-triazine (silver TPTZ) and an amount of iron (II) to the sample to make a reaction solution, wherein the sample comprises an amount of a halide; and measuring, using a color method, the amount of the halide in the sample by measuring an intensity of the absorbance of the reaction solution. Other aspects are described and claimed.

This disclosure provides a vessel and methods for handling high-purity phosphorus fluoride compounds. The vessel can include a phosphorus fluoride component including a phosphorus fluoride compound with a purity of at least 99.9%, as measured by gas chromatography and / or infrared spectroscopy. Also disclosed is a method which includes obtaining a solid component containing a metal fluorophosphate compound and water, heating the solid component to remove water, and further heating to form a phosphorus fluoride compound with a purity of at least 99.9%, as measured by gas chromatography and / or infrared spectroscopy.

Provided is a method for efficiently producing a carbonyl halide from a halogenated methane. The method for producing a carbonyl halide according to the present invention is characterized by comprising the steps of: a step of preparing a mixed gas containing a halogenated methane and oxygen, the halogenated methane having one or more halogen groups selected from the group consisting of chlorine, bromine, and iodine; and a step of flowing the mixed gas and irradiating the flowing mixed gas with high-energy light.