52 results about "Trioctylmethylammonium chloride" patented technology

The invention provides a preparation method of an iron and carbohydrate complex, and particularly relates to a preparation method of ferric carboxymaltose. The preparation method of ferric carboxymaltose comprises the following steps: maltodextrin is oxidized by an oxidant containing tert-butyl hypochlorite in an alkaline aqueous solution in the presence of a phase transfer catalyst; the oxidizedmaltodextrin solution is subjected to a reaction with an aqueous solution of ferric iron salt, wherein the phase transfer catalyst is selected from one or more of quaternary ammonium salts such as trioctylmethylammonium chloride, tributylmethylammonium chloride, tributylmethylammonium bromide, tributylmethylammonium chloride, tetrabutylammonium chloride, and tetrabutylammonium bromide; the oxidantis tert-butyl hypochlorite or a combination of tert-butyl hypochlorite and sodium hypochlorite. Obtained ferric carboxymaltose has MW (molecular weight) of 150-230 kDa, Pd value of 1.2-1.3 and iron content of 26%-31%.

The invention provides a preparation method of p-chlorophenylglycine, which comprises the following steps: adding a mixed solution of a chloroform solution, a catalyst and p-chlorobenzaldehyde into asodium hydroxide solution, mixing, and dropwisely adding liquid ammonia while stirring for 2-6 hours; after finishing dropwise adding the liquid ammonia, adding an ammonium bicarbonate solution, and reacting for 5-10 hours at room temperature; after the reaction is finished, distilling and concentrating a reaction solution, decolorizing and filtering by using activated carbon, adjusting the pH value of a filtrate to 6.0 by using an inorganic acid, cooling and filtering to obtain a crude product and mother liquor, washing the crude product by using water, ethanol and diethyl ether, and drying to obtain a finished product p-chlorophenylglycine; wherein the catalyst is trioctyl methyl ammonium chloride; wherein the molar ratio of the p-chlorobenzaldehyde to the trioctyl methyl ammonium chloride to the chloroform to the sodium hydroxide to the ammonium bicarbonate is 1.0 : (0.02-0.38) : (1.5-2.5) : (6.0-10.0) : (0.03-0.07). The synthesis process is simple, raw materials are easy to obtain,the reaction is milder, and toxicity and pollution of cyanide are avoided.

The invention relates to a synthetic method of p-flurobenzaldehyde, which belongs to the chemical and pharmaceutical field. In the synthetic method, the p-chlorobenzaldehyde and potassium fluoride react under the condition of a solvent and a catalyst at high temperature, wherein, the solvent is one of sulfolane, dimethyl sulfoxide, dimethylformamide, dimethylacetamide, hexamethyl phosphoramide, nitrobenzene and ortho-nitrotoluene; the catalyst is one of or the mixture of two or more than two of benzyl triethyl amine chloride, tetrabutylammonium bromide, hexadecyltrimethylammonium chloride, methyltrioctylammonium chloride, tetraphenylphosphonium bromide, methyltriphenylphosphonium bromide, benzyl triphenyl phosphonium bromide and polyethylene glycol dimethyl ether. Compared with the conventional preparation method, the synthetic method of the invention has the advantages of cheap raw materials, short synthetic route and little 'three wastes' discharge. As the amount of the catalyst used is reduced and the price of the solvent is low, the production cost of the p-flurobenzaldehyde is decreased.

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.

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.

The invention belongs to the technical field of plaster preparations and particularly relates to an external use plaster used for easing pain and strengthening the bone. The external use plaster is prepared from a rhizoma kaempferiae fluid extract, musk, menthol, methyl salicylate, a leopard bone, chondroitin sulfate, borneol, diphenhydramine hydrochloride, camphor, zinc oxide, rosin, wool fat, vaseline, a transdermal enhancer, a tackifier, an increasing milk agent, and a rubber; the transdermal enhancer comprises a monarch drug and an adjuvant, wherein the monarch drug is combination of N-dimethylamino n-butyrate dodecyl ester and one of alpha-bisabolol, ferulic acid and glycerinum monopentyl ether, and the adjuvant is methyl trioctyl ammonium chloride or bromo-1-butyl-3-methyl-imidazole. The external use plaster has a very obvious effect of easing pain and strengthening the bone, has excellent transdermal absorptivity at the same time and takes effects quickly, the effective ingredients in the plaster do not volatilize easily, the viscidity of the plaster is good, and the quality is even. Meanwhile, the ingredients of the plaster are much easier to absorb by the skin after an emulsified slurry is made and gelatinized.

The invention discloses a technique for producing methyl trioctyl ammonium chloride, which comprises the steps: trioctylphosphine ammonium and methyl chloride react under the condition of catalyst existence to generate the methyl trioctyl ammonium chloride, and the methyl trioctyl ammonium chloride can be rapidly generated in the reaction. In addition, according to the characteristics of cation and surface activity which are specially possessed by the self of the methyl trioctyl ammonium chloride, the invention discloses the application of taking the methyl trioctyl ammonium chloride as collecting agent and metal extracting agent in raw mineral material selection, and the application proves that the methyl trioctyl ammonium chloride has the characteristics of higher solubility in organic solvent and water, stronger selectivity, insensitivity for alkaline medium, excellent stability, erosion resistance and no toxicity.

The invention discloses a synthesis method of 1-benzylpyridinium-3-carboxylate. The 1-benzylpyridinium-3-carboxylate is obtained by performing a chemical reaction on benzyl chloride, nicotinic acid and sodium hydroxide serving as raw materials; fully dissolving the sodium hydroxide in water; adding the nicotinic acid; stirring to fully dissolve; adding a composite catalyst and a buffer; dropwise adding the benzyl chloride and continuously reacting for 1-2 hours after the dropwise adding is finished so as to obtain the 1-benzylpyridinium-3-carboxylate, wherein the composite catalyst is a mixture of K2CO3 or Na2CO3 and quaternary ammonium salt; the quaternary ammonium salt is one or more of tetrabutylammonium bromide, benzyltriethylammonium chloride, dodecyl trimethyl ammonium chloride, methyl trioctyl ammonium chloride, hexadecyl trimethyl ammonium bromide and bromogeramine; the buffer is one of sodium bicarbonate, sodium carbonate, sodium acetate and boric acid. The synthesis method has the advantages of high yield, short reaction time, low cost, high product purity, no environment pollution during production and environmental friendliness.

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.

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.

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.

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.

The invention discloses an asymmetric synthesis method of a 4,7-dibromo-2,1,3-diazosulfide symmetric structure. The purpose of optimizing conditions of coupling reaction of 4,7-dibromo-2,1,3- diazosulfide C-C coupling reaction is achieved, on the basis of Suziki reaction, THF/H2O is used as a solvent system, Pd(PPh3)4 or Pd(dppf)Cl2 is used as a palladium catalyst, a phase transfer catalyst whichis methyl trioctyl ammonium chloride and the like is introduced, reaction conditions are mild, moreover, the reaction time is shortened, and the percent conversion of a reactant is increased. The synthesis method is simple to operate, the compatibility of a substrate is good, and therefore, the method can be applied to synthesis of organic compounds with similar structures well.

The invention discloses a method for synthesizing high-content allyl isothiocyanate. The allyl isothiocyanate has bactericidal activity, and can be taken as a fumigant instead of curafume. In the method, methyl trioctyl ammonium chloride is taken as a phase transfer catalyst for use in an allyl isothiocyanate synthesis reaction, so that reaction time is shortened to 1.4 hours, and the reaction yield is increased by 98.9 percent; and acetonitrile is taken as a reaction solvent, and allyl bromide reacts with potassium rhodanate, so that allyl isothiocyanate of which the content is over 98 percent is finally synthesized.

The invention discloses a method for efficiently removing molybdenum based on extraction-precipitation combination. The method comprises the following steps that an extraction organic phase is formed by using methyl trioctyl ammonium chloride as an extraction agent, tributyl phosphate as a cosolvent and sulfonated kerosene as a diluent, and meanwhile, the organic phase extraction agent is transformed, so that tungsten in an acid system can be extracted, or the tungsten in a molybdenum-containing sodium tungstate solution can be extracted, the separated sulfuric acid and phosphoric acid are returned for use, the negative tungsten organic phase is subjected to reverse extraction with ammonia water, a high-concentration ammonium tungstate solution can be obtained, and cation transformation is achieved. According to the method provided by the invention, the content of impurity molybdenum can be effectively removed.

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.

The invention relates to a preparation method of an ozone heterogeneous oxidation solid catalyst, and belongs to the technical field of environmental protection and chemical catalysts. The preparation method includes the steps: taking attapulgite, diopside, bentonite, polyhalite, fly ash and coal gangue as carriers; broaching the carriers by lithium hypochlorite and beryllium bis(acetylacetonate); adding the surfactant trioctylmethylammonium chloride to perform activating under the action of ultrasonic wave; performing hydrothermal reaction on the carriers with composite mineralizing agents including borax and potassium sulfate, catalytic active aid precursors including praseodymium tri(3-trifluoroacetyl-D-camphor) (III), neodymium 1,1,1-trifluoroacetyl acetone, thulium trifluoromethanesulfonate (III) and lutetium carbonate hydrate, and catalytic active center precursors including ferrous fumarate, nickel citrate, zinc lactate and iridium dihydrate tetrachloride in a hydrothermal reactor under the action of the emulsifier, N-hexadecyldimethyl-N'-trimethyl-propyl ammonium dichloride; drying for removing water and firing in a muffle furnace to obtain the 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, fly ash and coal gangue 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), promethium tricyclopentadienyl, tris(2,2,6,6‑tetramethyl‑3,5‑heptanedionate)gadolinium, deca Holmium oxalate 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 hexanitroso rhodium trisodium , under the action of the emulsifier lauryl amidopropyl trimethyl ammonium methyl sulfate, the hydrothermal reaction is carried out. After the reaction product is dried to remove water, it is burned in a muffle furnace at a certain temperature to obtain a solid catalyst for ozone heterogeneous oxidation.

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.

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, brucite and serpentine 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, tris(2,2,6,6‑tetramethyl‑3,5‑heptanedionate) gadolinium, 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 dichlorodiammine platinum, in emulsification The hydrothermal reaction is carried out under the action of dimethylaminoethanol laurate ammonium chloroacetate, and 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.

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.

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.

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, talc and crystal soda porous material as a carrier, and after the carrier is modified by lithium hypochlorite and bis(acetylacetonate) beryllium to expand pores, Add surfactant trioctylmethylammonium chloride and carry out surface activation treatment under the action of ultrasonic waves, then ultrasonic surface activation carrier is mixed with composite mineralizer borax and potassium sulfate in hydrothermal reaction kettle, 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, hydrated terbium triacetate rare earth metal organic compound, catalytic active center component precursor common transition metal organic compound ferrous fumarate, nickel citrate, ammonium zirconium carbonate and noble metal compound terpyridyl ruthenium chloride hexahydrate, in emulsification The hydrothermal reaction is carried out under the action of octadecyl dihydroxyethylammonium methyl sulfate, and the reaction product is dried to remove water, and burned at a certain temperature in a muffle furnace to obtain a solid catalyst for ozone heterogeneous oxidation.

The present invention relates to a polymerization catalyst having storage stability under an oral cavity environment. Furthermore, the present invention relates to a dental material cured by use of the present polymerization catalyst. The polymerization catalyst for use in the dental material is achieved with including 1-cyclohexyl-5-propylbarbituric acid and trioctylmethylammonium chloride.