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53 results about "Trioctylmethylammonium chloride" patented technology

Halobutyl elastomers

InactiveCN101233186AElastomerBenzoic acid
The present invention relates to the modification of butyl elastomers, particularly halobutyl elastomers, under solvent free conditions with a phase transfer catalyst, particularly tetrabutyammonium bromide or trioctylmethylammonium chloride, in the presence of an alkyl metal salt of an oxygen or sulfur-based nucleophile. Suitable nucleophiles for use in the present invention include metal salts of tert-butylacetic acid, stearic acid, benzoic acid, 4-(dimethylamino)benzoic acid, antrancene-9-carboxylic acid, linoleic acid or mixture thereof, which are prepared by neutralization with an appropriate hydroxide base.
Owner:LANXESS INC

Method of compounding eight-hydrogen binaphthol derivative through rhodium catalytic hydrogenation

The invention discloses a method of compounding an eight-hydrogen binaphthol derivative through rhodium catalytic hydrogenation. A catalytic system used in the method is rhodium coordination compounds. A reaction is conducted under the conditions that temperatures are in a range of 0-100 DEG C, solvents are different alcohol, the pressure is in a range of (1-100) *1.01325*10<5>Pa, the ratio of zymolyte to catalysts is 100:1, metal precursor used is the rhodium coordination compounds, and additives used are different types of molecular sieves, alumina, aliquat 336, polyvinyl pyrrolidone (PVP) and tetrabutylammonium bromide. Hydrogenation is conducted on an optically pure binaphthol derivative to obtain the corresponding eight-hydrogen binaphthol derivative, wherein enantiomeric excess of the eight-hydrogen binaphthol derivative is kept to be larger than 99%. The method of compounding the eight-hydrogen binaphthol derivative through the rhodium catalytic hydrogenation is simple, convenient and practical to use, good in regioselectivity, and high in productivity. The reaction has green atom economy and is environment-friendly.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI

Preparation method of ozone heterogeneous oxidation solid catalyst

The invention relates to a preparation method of a solid catalyst for ozone heterogeneous oxidation, which belongs to the technical fields of environmental protection and chemical catalysts. The preparation method is to use attapulgite, diopside, talc, crystal soda, aluminum hydroxide and lapis lazuli porous materials as carriers, and after the carrier is modified by lithium hypochlorite and bis(acetylacetonate) beryllium to expand pores, add The surface active agent trioctylmethyl ammonium chloride is subjected to surface activation treatment under the action of ultrasonic waves, and then the ultrasonic surface activation carrier is mixed with the composite mineralizer borax and potassium sulfate in a hydrothermal reaction kettle, and the catalytic activity auxiliary agent precursor three (3 ‑Trifluoroacetyl‑D‑camphor) praseodymium (III), promethium tricyclopentadienyl, terbium triacetate hydrate, holmium oxalate decahydrate rare earth organometallic compound, catalytic active center component precursor common transition metal organic compound fuma Iron ferrous acid, nickel citrate and noble metal compound silver dithiocyanate (I) potassium, terpyridyl ruthenium chloride hexahydrate, hydrothermal under the action of emulsifier trimethylaminoethanol stearate ammonium iodide After the reaction, the reaction product is dried to remove moisture, and burned at a certain temperature in a muffle furnace to obtain a solid catalyst for ozone heterogeneous oxidation.
Owner:SICHUAN NORMAL UNIVERSITY

Mild natural plant hair conditioner and preparation method thereof

The invention discloses a mild natural plant hair conditioner and a preparation method thereof. The mild natural plant hair conditioner comprises raw materials in parts by weight as follows: hexadecyltrimethylammonium chloride, dimethicone, trioctylmethylammonium chloride, Tricholoma matsutake extract, Matricaria recutita extract, Canarium album extract, a botanical fungicide, a plant conditionerand water, wherein the botanical fungicide is cortex lycii extract and / or Salix alba bark; the plant conditioner is fenugreek gum and / or locust bean gum. Compared with the prior art, the mild naturalplant hair conditioner is rich in various natural active components, mild, non-irritant, healthy and environmentally friendly, moistens scalp and hair effectively, is beneficial to repair of damaged hair, prevents the hair from getting split and dry and has good hair conditioning and protecting functions.
Owner:汕头市润晶化妆品有限公司

Preparation method of lambda-cyhalothrin

The invention discloses a preparation method of lambda-cyhalothrin. The preparation method of the lambda-cyhalothrin comprises the steps that 3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylic acid serves as an initial raw material, DMF serves as a catalyst, n-hexane serves as solvent, an n-hexane solution of 3-(2,2-Dichlorovinyl)-2,2-dimethylcyclopropanecarbonyl chloride is obtained, a reaction among the n-hexane solution of the 3-(2,2-Dichlorovinyl)-2,2-dimethylcyclopropanecarbonyl chloride, 3-phenoxy-4-fluoro-benzaldehyde and sodium cyanide is carried out, methyl trioctyl ammonium chloride serves as a catalyst, a condensation reaction is carried out to obtain a cyhalothrin condensation compound, washing and desalting are carried out on the cyhalothrin condensation compound to obtain a cyhalothrin n-hexane solution, a composite catalyst is directly added to the cyhalothrin n-hexane solution, and an epimerization reaction is carried out to obtain the lambda-cyhalothrin. Compared with the prior art, the technological process is simple, the solvent does not need to be replaced in the process of preparation, the situation that isopropanol is used for carrying out working procedures such as rectification and dewatering is avoided, and the same solvent is adopted; due to the fact that the composite catalyst is adopted, the rate of the epimerization reaction is improved, and due to the facts that the n-hexane serves as epimerization solvent, and the isopropanol is not adopted, the working procedure of distillation recycling of the isopropanol and the working procedure of dewatering of the isopropanol are omitted, material loss is reduced, production cost is reduced, industrial production can be easily carried out, and popularization prospect and application prospect are wide.
Owner:LIANYUNGANG CCA CHEM CO LTD

Hydrophobic deep-eutectic solvent used for separating nickel and cobalt ions, preparation method of hydrophobic deep-eutectic solvent and method for separating nickel and cobalt ions

The invention discloses a hydrophobic deep-eutectic solvent used for separating nickel and cobalt ions, a preparation method of the hydrophobic deep-eutectic solvent and a method for separating the nickel and cobalt ions. In the hydrophobic deep-eutectic solvent, the molar ratio of a hydrogen bond donor to a hydrogen bond acceptor is (1: 1)-(1: 1.5); the hydrogen bond acceptor adopts trioctyl methyl ammonium chloride, and the hydrogen bond donor adopts menthol; or the hydrogen bond acceptor adopts trioctyl methyl ammonium bromide, and the hydrogen bond donor adopts menthol; or the hydrogen bond acceptor adopts trioctyl methyl ammonium bromide, and the hydrogen bond donor adopts thymol. The method for separating the nickel and cobalt ions comprises the following steps that a nickel-cobalt mixed solution is mixed with the hydrophobic deep-eutectic solvent, centrifugal phase separation is carried out after extraction equilibrium to obtain a cobalt-containing organic phase, cobalt in the organic phase is reversely extracted into a water phase by adopting a sodium sulfate water solution, and meanwhile, the hydrophobic deep-eutectic solvent is reused. The method is not easily influenced by acidity during nickel and cobalt ion separation, meanwhile, the extraction capacity is high, and reverse extraction is easy.
Owner:XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY

Preparation method of ozone heterogeneous oxidation solid catalyst

The invention relates to a preparation method of a solid catalyst for ozone heterogeneous oxidation, which belongs to the technical fields of environmental protection and chemical catalysts. The preparation method is to use attapulgite, diopside, illite, sodium borate, aluminum hydroxide and lapis lazuli porous materials as carriers, and the carrier is modified by lithium hypochlorite and bis(acetylacetonate) beryllium to expand pores. , adding the surfactant trioctylmethyl ammonium chloride to carry out surface activation treatment under the action of ultrasonic waves, and then the ultrasonic surface activation carrier is mixed with the composite mineralizer borax and potassium sulfate in the hydrothermal reaction kettle, and the catalytic activity auxiliary agent precursor three (3‑trifluoroacetyl‑D‑camphor)praseodymium(III), tricyclopentadienylpromethium, tris(4,4,4‑trifluoro‑1‑(2‑thiophene)‑1,3‑butanedione ) europium, lutetium carbonate hydrate rare earth metal organic compound, catalytic active center component precursor common transition metal organic compound ferrous fumarate, nickel citrate, catechol ethylenediamine tungsten complex and noble metal compound dithiocyanate Potassium argentate (I) undergoes a hydrothermal reaction under the action of the emulsifier dodecyldimethyl (2-hydroxyl) ethyl ammonium chloride. After the reaction product is dried to remove moisture, it is placed in a muffle furnace. Calcination at a certain temperature to obtain a solid catalyst for ozone heterogeneous oxidation.
Owner:SICHUAN NORMAL UNIVERSITY

Ozone heterogeneous oxidation solid catalyst preparation method

The invention belongs to the technical field of environment protection and chemical catalysts and relates to an ozone heterogeneous oxidation solid catalyst preparation method. The preparation method includes: taking porous mineral materials including attapulgite, diopside, talc, trona, amazonite and kunzite as carriers; subjecting the carriers to lithium hypochlorite and bis(acetylacetone)beryllium broaching modification; adding surfactant trioctylmethyl ammonium chloride for surface activation under the action of ultrasonic waves; subjecting the carriers to hydrothermal reaction, with a complex mineralizer composed of borax and potassium sulfate, catalytic activity auxiliary agent precursors including tri(3-trifluoroacetyl-D-camphor)praseodymium (III), promethium tricyclopentadiene, terbium acetate hydrate and thulium trifluoromethanesulfonate (III) and catalytic activity central component precursors including ferrous fumarate, nickel citrate, potassium dithiocyanoargentate (I) and tetraammine dichloropalladium, in a hydrothermal reactor under the action of trimethylamino glycolate ammonium iodide palmitate serving as an emulsifying agent; drying to remove moisture, and firing in a muffle furnace at a certain temperature to obtain an ozone heterogeneous oxidation solid catalyst.
Owner:SICHUAN NORMAL UNIVERSITY

Preparation method of ozone heterogeneous oxidation solid catalyst

The invention relates to a preparation method of an ozone heterogeneous oxidation solid catalyst, belonging to the technical field of environment-friendly and chemical catalysts. The preparation method comprises the following steps: by taking attapulgite, diopside, illite, ulexite, pulverized fuel ash and coal gangue porous materials as carriers, performing pore expansion and modification to the carriers through lithium hypochlorite and beryllium bis(acetylacetonate), adding a surfactant methyl trioctylammonium chloride and performing surface activation treatment under ultrasonic wave effect, then leading the ultrasonically surface-activated carriers to have hydrothermal reaction with a complex mineralizer: borax and potassium sulfate, catalytic activity assistant precursors: praseodymium(III) tris[3-(trifluoromethylhydroxymethylene)-D-camphorate], promethium tricyclopentadienide, tetra(2,2,6,6-tetramethyl-3,5-heptanedionato)cerium(IV) and holmium oxalate rare earth metal organic compound, and catalytic active site component precursors: common transitional metal organic compound ferrous fumarate, nickel citrate and tungsten catechol ethylenediamine complex and precious metal compound trisodium hexanitrosorhodium in a hydrothermal reactor under the action of an emulsifier lauramidopropyl trimethylammonium methyl sulfate, drying reactive products to remove moisture, and firing in a muffle furnace at certain temperature, to obtain the ozone heterogeneous oxidation solid catalyst.
Owner:SICHUAN NORMAL UNIVERSITY

Preparation method of ozone heterogeneous oxidation solid catalyst

The invention relates to a preparation method of an ozone heterogeneous oxidation solid catalyst, belonging to the technical field of environmental protection and chemical catalysts. In the preparation method, attapulgite, diopside, talc, soda ash, fly ash and coal gangue porous materials are used as carriers; The surface active agent trioctyl methyl ammonium chloride is subjected to surface activation treatment under the action of ultrasonic waves, and then the ultrasonic surface activation carrier is combined with the composite mineralizer borax and potassium sulfate in the hydrothermal reactor, and the catalytic active promoter precursor three (3 ‑Trifluoroacetyl‑D‑camphor) praseodymium (III), tricyclopentadienyl promethium, hydrated terbium triacetate, tris(trifluoromethanesulfonimide) ytterbium rare earth metal organic compound, catalytic active center component precursor Ordinary transition metal organic compounds ferrous fumarate, nickel citrate and noble metal compounds silver(I) dithiocyanate, potassium hexachloroosmium, under the action of emulsifier trimethylaminoethanol laurate ammonium chloride The hydrothermal reaction is carried out, and after the reaction product is dried to remove moisture, it is fired in a muffle furnace at a certain temperature to obtain an ozone heterogeneous oxidation solid catalyst.
Owner:SICHUAN NORMAL UNIVERSITY

Preparation method of ozone heterogeneous oxidation solid catalyst

The invention relates to a preparation method of an ozone heterogeneous oxidation solid catalyst, belonging to the technical field of environment-friendly and chemical catalysts. The preparation method comprises the following steps: by taking attapulgite, diopside, steatite, boron tribromide, brucite and serpentinite porous materials as carriers, performing pore expansion and modification to the carriers through lithium hypochlorite and beryllium bis(acetylacetonate), adding a surfactant methyl trioctyl ammonium chloride and performing surface activation treatment under ultrasonic wave effect, then leading the ultrasonically surface-activated carriers to have hydrothermal reaction with a complex mineralizer (borax and potassium sulfate), catalytic activity assistant precursors, namely praseodymium(III) tris[3-(trifluoromethylhydroxymethylene)-D-camphorate], promethium tricyclopentadienide, tris(2,2,6,6-tetramethyl-3,5-heptanedionato)gadolinium(III), and lutetium carbonate hydrate rare earth metal organic compound, and catalytic active site component precursors, namely common transitional metal organic compound ferrous fumarate, nickel citrate and tungsten catechol ethylenediamine complex and precious metal compound dichlorodiamminoplatinum in a hydrothermal reactor under the action of an emulsifier dimethylaminoacrylate laurate ammonium chloroacetate, drying reactive products to remove moisture, and firing in a muffle furnace at certain temperature, to obtain the ozone heterogeneous oxidation solid catalyst.
Owner:SICHUAN NORMAL UNIVERSITY

Ozone heterogeneous oxidation solid catalyst preparation method

The invention belongs to the technical field of environment protection and chemical catalysts and relates to an ozone heterogeneous oxidation solid catalyst preparation method. The preparation method includes: taking porous mineral materials including attapulgite, diopside, bentonite, polyhalite, nitratine and dolomite as carriers; subjecting the carriers to lithium hypochlorite and bis(acetylacetone)beryllium broaching modification; adding surfactant trioctylmethyl ammonium chloride for activation under the action of ultrasonic waves; subjecting the carriers to hydrothermal reaction, with a complex mineralizer composed of borax and potassium sulfate, catalytic activity auxiliary agent precursors including tri(3-trifluoroacetyl-D-camphor)praseodymium (III), 1,1,1-neodymium trifluoroacetylacetonate, tris[N,N-bis(trimethylsilane)amine]erbium and lutetium carbonate hydrate and catalytic activity central precursors including ferrous fumarate, nickel citrate, zinc lactate and tetraammine dichloropalladium, in a hydrothermal reactor under the action of N-dimethyldodecyl-N'-dodecyl-dimethyl-2-hydroxypropyl ammonium chloride serving as an emulsifying agent; drying to remove moisture, and firing in a muffle furnace at a certain temperature to obtain an ozone heterogeneous oxidation solid catalyst.
Owner:SICHUAN NORMAL UNIVERSITY

Preparation method of ozone non-homogeneous oxidation solid catalyst

The invention relates to a preparation method of a solid catalyst for ozone heterogeneous oxidation, which belongs to the technical fields of environmental protection and chemical catalysts. The preparation method is to use attapulgite, diopside, bentonite, polyhalite, brucite and serpentine porous materials as carriers, and after the carrier is modified by lithium hypochlorite and bis(acetylacetonate) beryllium, adding The surface active agent trioctylmethyl ammonium chloride is subjected to surface activation treatment under the action of ultrasonic waves, and then the ultrasonic surface activation carrier is mixed with the composite mineralizer borax and potassium sulfate in a hydrothermal reaction kettle, and the catalytic activity auxiliary agent precursor three (3 ‑Trifluoroacetyl‑D‑camphor) praseodymium (III), neodymium 1,1,1‑trifluoroacetylacetonate, holmium oxalate decahydrate, lutetium carbonate hydrate rare earth metal organic compound, catalytic active center component precursor general transition Metal-organic compound ferrous fumarate, nickel citrate, zinc lactate and precious metal compound potassium gold tetrachloride undergo hydrothermal reaction under the action of emulsifier tri-hexadecylmethylammonium chloride, and the reaction product is dried to remove moisture Finally, in the muffle furnace, burn at a certain temperature to obtain a solid catalyst for ozone heterogeneous oxidation.
Owner:SICHUAN NORMAL UNIVERSITY

Preparation method of ozone heterogeneous oxidation solid catalyst

The invention relates to a preparation method of an ozone heterogeneous oxidation solid catalyst, belonging to the technical field of an environment-friendly and chemical catalyst. The preparation method comprises the following steps: by taking attapulgite, diopside, illite, ulexite, agalmatolite and boron tribromide porous materials as carriers, performing pore expansion and modification to the carriers through lithium hypochlorite and beryllium bis(acetylacetonate), adding a surfactant methyl trioctylammonium chloride and performing surface activation treatment under ultrasonic wave effect, then leading the ultrasonically surface-activated carriers to have hydrothermal reaction with a complex mineralizer, namely borax and potassium sulfate, catalytic activity assistant precursors, namely praseodymium(III) tris[3-(trifluoromethylhydroxymethylene)-D-camphorate], promethium tricyclopentadienide, tris(4,4,4-trifluoro-1-(2-thienyl)-1,3-butanediono) europium and terbium(III) acetate hydrate rare earth metal organic compound, and catalytic active site component precursors, namely common transitional metal organic compound ferrous fumarate, nickel citrate and zirconium ammonium carbonate and precious metal compound tris(bipyridine)ruthenium(ii)chloride hexahydrate in a hydrothermal reactor under the action of an emulsifier dihydroxyethyl octadecylammonium methosulfate, drying reactive products to remove moisture, and firing in a muffle furnace at certain temperature, to obtain the ozone heterogeneous oxidation solid catalyst.
Owner:SICHUAN NORMAL UNIVERSITY

Hyperbranched polymer with 2,4,6-tribromo-1-alkoxybenzene as matrix and preparation method thereof

The invention relates to a hyperbranched polymer with 2,4,6-tribromo-1-alkoxybenzene as a matrix and a preparation method thereof. The hyperbranched polymer has the general formula shown in the specification. The preparation process comprises the following steps of: taking borate of arylidene and 2,4,6-tribromo-1-alkoxybenzene, then taking a catalyst and a phase transfer agent trioctyl methyl ammonium chloride, adding the materials to a flask containing methyl benzene, raising the temperature to carry out reflux, then adding borate of arylidene again to cap the end, carrying out reflux, adding bromobenzene and then carrying out reflux to cap the end to obtain mixed liquor; and then precipitating the mixed liquor with methanol, after filtering and drying, carrying out column passing and purification on the precipitate with methyl benzene as an eluent, precipitating the liquor with methanol after concentration and then filtering and drying the precipitate, thus obtaining the hyperbranched polymer. The hyperbranched polymer and the preparation method have the advantages that the hyperbranched polymer can be well dissolved in an organic solvent, is convenient for forming films, has good processability, can emit stronger fluorescence and becomes a promising OLED (organic light emitting diode) material; and the polymerization method is simple to operate, is feasible and is higher in yield.
Owner:WUHAN INSTITUTE OF TECHNOLOGY
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