WO2019176951A1 - チタン含有珪素酸化物成型体の製造方法、及びチタン含有珪素酸化物成型体 - Google Patents
チタン含有珪素酸化物成型体の製造方法、及びチタン含有珪素酸化物成型体 Download PDFInfo
- Publication number
- WO2019176951A1 WO2019176951A1 PCT/JP2019/010060 JP2019010060W WO2019176951A1 WO 2019176951 A1 WO2019176951 A1 WO 2019176951A1 JP 2019010060 W JP2019010060 W JP 2019010060W WO 2019176951 A1 WO2019176951 A1 WO 2019176951A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- titanium
- silicon oxide
- mold
- molding
- molded body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/643—Pore diameter less than 2 nm
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/08—Silica
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/63—Pore volume
- B01J35/635—0.5-1.0 ml/g
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/63—Pore volume
- B01J35/638—Pore volume more than 1.0 ml/g
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/647—2-50 nm
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0201—Impregnation
- B01J37/0207—Pretreatment of the support
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0201—Impregnation
- B01J37/0209—Impregnation involving a reaction between the support and a fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/03—Precipitation; Co-precipitation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/04—Mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
- B01J37/10—Heat treatment in the presence of water, e.g. steam
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/02—Synthesis of the oxirane ring
- C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
- C07D301/14—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with organic peracids, or salts, anhydrides or esters thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/02—Synthesis of the oxirane ring
- C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
- C07D301/19—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with organic hydroperoxides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B61/00—Other general methods
Definitions
- the present invention relates to a method for producing a titanium-containing silicon oxide molded body and a titanium-containing silicon oxide molded body.
- Titanium-containing silicon oxide is known as a catalyst for reacting an olefin with hydroperoxide to obtain an epoxide.
- An example of the production of the catalyst is described in Patent Document 1, for example.
- Japanese Patent Publication Japanese Patent Laid-Open No. 2006-159057
- the problem to be solved by the present invention is to provide a method for producing a titanium-containing silicon oxide molded body having high catalytic activity and high strength, and a titanium-containing silicon oxide molded body.
- the present invention provides the following [A] and [B].
- Raw material mixing step a step of mixing a mold agent, a silicon source and a solvent to obtain a solid containing the mold agent and silicon oxide
- Molding step a step of molding a solid obtained through the raw material mixing step to obtain a molded body
- Mold removal step A step of removing the mold from the molding obtained through the molding step to obtain a molding from which the mold has been removed
- a method for producing a titanium-containing silicon oxide molded body having The molding step is to mold the solid obtained through the raw material mixing step under the condition that the temperature of the solid is 40 to 100 ° C .
- Raw material mixing step a step of mixing a mold agent, a silicon source and a solvent to obtain a solid containing the mold agent and silicon oxide
- Molding step a step of molding a solid obtained through the raw material mixing step to obtain a molded body
- Mold removal step A step of removing the mold from the molding obtained through the molding step to obtain a molding from which the mold has been removed
- a method for producing a titanium-containing silicon oxide molded body having The molding step is to mold the solid obtained through the raw material mixing step under the condition that the temperature of the solid is 40 to 100 ° C .
- a titanium-containing silicon oxide molded body produced by a method characterized by introducing titanium into a solid or molded body in any of the above steps and / or after completion of any of the above steps.
- a method for producing a titanium-containing silicon oxide molded body having high catalytic activity and high strength, and a titanium-containing silicon oxide molded body are provided.
- the method for producing a titanium-containing silicon oxide molded body according to one aspect of the present invention includes a raw material mixing step, a molding step, and a mold agent removing step.
- the method for producing a titanium-containing silicon oxide molded body according to one aspect of the present invention may further include a silylation step after the mold removal step.
- titanium is introduced into a solid or molded body during any of the raw material mixing step, the molding step, the mold removal step, or the silylation step. do it. Or, if titanium is introduced into the solid or molded body between the raw material mixing process and the molding process, between the molding process and the mold agent removing process, between the mold agent removing process and the silylation process, or after the silylation process. Good. In other words, the introduction of titanium into the solid or molded body may be performed during, during and after the raw material mixing step, the molding step, the mold agent removing step, or the silylation step.
- introducing titanium into a solid or a molded body means that a solid containing silicon oxide, or a solid formed by mixing a molded body molded from the solid and a titanium source, or the solid It means that a group represented by —Si—O—Ti is introduced into silicon oxide contained in a molded body molded from the following.
- the solid is a solid containing a mold and silicon oxide
- the molded body is a molded body molded from the solid, a molded body obtained by removing the mold from the molded molded body, or a titanium-containing silicon oxide. Any of molded articles may be used.
- Titanium introduction is preferably performed before the start of the mold removing process, and more preferably performed in the raw material mixing process.
- the raw material mixing step is a step of mixing a silicon source, a titanium source, and a mold.
- introducing titanium there is a method of introducing titanium into the molded body by mixing the molded body obtained through the mold removing process and the titanium source after the completion of the mold removing process.
- Titanium may be introduced by mixing a solid or a molded body into which titanium is introduced and a titanium source in a liquid phase, and bringing the solid or molded body into which titanium is introduced into contact with the titanium source in a gas phase. May be implemented.
- titanium source examples include titanium alkoxide, chelate-type titanium complex, titanium halide, and sulfate containing titanium.
- titanium alkoxide examples include tetramethyl titanate, tetraethyl titanate, tetrapropyl titanate, tetraisopropyl titanate, tetrabutyl titanate, tetraisobutyl titanate, tetra (2-ethylhexyl) titanate, and tetraoctadecyl titanate.
- Etc examples of the chelate-type titanium complex include titanium (IV) oxyacetylacetonate and titanium (IV) diisopropoxybisacetylacetonate.
- titanium halide examples include titanium tetrachloride, titanium tetrabromide, and titanium tetraiodide.
- the sulfate containing titanium examples include titanyl sulfate.
- the raw material mixing step according to one aspect of the present invention is a step of mixing a mold agent, a silicon source, and a solvent to obtain a solid containing the mold agent and silicon oxide.
- Silicon source used in the raw material mixing step refers to silicon oxide and silicon oxide precursor.
- Amorphous silica is mentioned as a silicon oxide as a silicon source.
- the silicon oxide precursor as the silicon source include alkoxysilane, alkyltrialkoxysilane, dialkyldialkoxysilane, and 1,2-bis (trialkoxysilyl) alkane.
- Alkoxysilanes include tetramethylorthosilicate, tetraethylorthosilicate, and tetrapropylorthosilicate.
- Examples of the alkyltrialkoxysilane include trimethoxy (methyl) silane.
- the dialkyl dialkoxysilane include dimethoxydimethylsilane.
- a single silicon source may be used, or several types may be used in combination.
- a silicon oxide precursor is used as a silicon source in the raw material mixing step
- water is used as a part or all of the solvent in the step.
- the silicon oxide precursor is mixed with water, part or all of the silicon oxide precursor is changed to silicon oxide.
- the “molding agent” used in the raw material mixing step refers to a substance that forms a pore structure in a titanium-containing silicon oxide molded body.
- the mold used in the raw material mixing step is preferably a surfactant or piperidine in which at least one hydrogen atom may be substituted with a hydrocarbon group having 1 to 10 carbon atoms.
- the surfactant examples include a cationic surfactant, an anionic surfactant, and a nonionic surfactant.
- examples of the cationic surfactant include quaternary ammonium compounds containing quaternary ammonium ions and alkylamine salts.
- Examples of the quaternary ammonium compound containing a quaternary ammonium ion include tetraalkylammonium hydrochloride, tetraalkylammonium acetate, and tetraalkylammonium hydroxide.
- alkylamine salt examples include monoalkylamine hydrochloride, monoalkylamine acetate, dialkylamine hydrochloride, dialkylamine acetate, trialkylamine hydrochloride, and trialkylamine acetate.
- anionic surfactant examples include alkylbenzene sulfonic acid and its salt, ⁇ -olefin sulfonic acid sodium salt, alkyl sulfate ester salt, alkyl ether sulfate ester salt, methyl tauric acid, alaninate and salt thereof, ether carboxylic acid and salt thereof, sulfosuccinate.
- nonionic surfactants include polyalkylene oxides or block copolymers of polyalkylene oxides, and alkylamines.
- the cationic surfactant is preferably a quaternary ammonium compound containing a quaternary ammonium ion represented by the following formula (I).
- the nonionic surfactant is preferably an amine represented by the following formula (II).
- R 1 represents a hydrocarbon group having 2 to 36 carbon atoms, and R 2 to R 4 each independently represents a hydrocarbon group having 1 to 6 carbon atoms.
- NR 5 R 6 R 7 (II) (In formula (II), R 5 represents a hydrocarbon group having 2 to 36 carbon atoms, and R 6 and R 7 each independently represents a hydrogen atom or a hydrocarbon group having 1 to 6 carbon atoms.)
- R 1 is a hydrocarbon group having 2 to 36 carbon atoms, preferably a hydrocarbon group having 6 to 36 carbon atoms, more preferably a hydrocarbon group having 10 to 22 carbon atoms.
- R 2 to R 4 are each independently a hydrocarbon group having 1 to 6 carbon atoms, and all of R 2 to R 4 are preferably methyl groups.
- quaternary ammonium ion represented by the formula (I) include decyltrimethylammonium, dodecyltrimethylammonium, hexadecyltrimethylammonium, octadecyltrimethylammonium, eicosyltrimethylammonium, behenyltrimethylammonium, benzyltrimethylammonium, and Mention may be made of cations such as dimethyl didodecyl ammonium.
- quaternary ammonium compound containing the quaternary ammonium ion represented by the formula (I) include decyltrimethylammonium hydroxide, decyltrimethylammonium chloride, decyltrimethylammonium bromide, dodecyltrimethylammonium hydroxide, dodecyltrimethyl.
- R 5 is a hydrocarbon group having 2 to 36 carbon atoms, preferably a hydrocarbon group having 6 to 36 carbon atoms, more preferably a hydrocarbon group having 10 to 22 carbon atoms.
- R 6 and R 7 are each independently a hydrogen atom or a hydrocarbon group having 1 to 6 carbon atoms, and R 6 and R 7 are preferably hydrogen atoms.
- amine represented by the formula (II) include octylamine, nonylamine, decylamine, undecylamine, dodecylamine, tridecylamine, tetradecylamine, pentadecylamine, hexadecylamine, heptadecylamine, octadecyl.
- examples thereof include amines, nonadecylamine, eicosylamine, and behenylamine, and methylalkylamine and dimethylalkylamine in which at least one hydrogen atom in these amines is substituted with a methyl group.
- piperidine in which at least one hydrogen atom may be substituted with a hydrocarbon group having 1 to 10 carbon atoms, piperidine, 1-methylpiperidine, 2-methylpiperidine, 2,6-dimethylpiperidine, 2,2,6 , 6-tetramethylpiperidine and the like.
- Mixing of mold and silicon source is performed in the presence of a solvent.
- the solvent include water and alcohol.
- the alcohol include methanol, ethanol, 1-propanol, 2-propanol and the like.
- the solid containing the mold and silicon oxide is obtained through this raw material mixing step.
- the solid containing the mold and silicon oxide obtained through the raw material mixing step is separated from the solvent used in the raw material mixing step by filtration or the like.
- This raw material mixing step is preferably carried out in the temperature range of 20 to 200 ° C. for 2 to 1000 hours. Moreover, stirring can also be implemented during mixing.
- a generally used binder or the like may be added as long as desired performance is not hindered.
- the molding step according to one embodiment of the present invention is a step of obtaining a molded body by molding a solid containing a mold agent and silicon oxide.
- the molding process is a process from the introduction of the solid into a device for pressurizing and molding the solid containing the mold agent and the silicon oxide until a pressurized molded body is obtained.
- the molding apparatus for molding the solid is a molding apparatus provided with a heating means for adjusting the temperature of the solid Is not limited.
- the solid is heated to a temperature within a range of 40 to 100 ° C. by a preheater, and the solid is charged into a molding apparatus that does not have a heating means while maintaining the temperature within the range. May be performed.
- any method such as roll press molding (briqueting, compacting), hydraulic press molding, compression method represented by tableting molding, and extrusion molding may be used.
- extrusion molding generally used organic and inorganic binders can be used.
- the molding method in the molding step is preferably a compression method from the viewpoint of catalyst strength and catalyst physical properties.
- the solid containing the mold contains an appropriate amount of moisture.
- the moisture content of the solid subjected to compression molding is preferably 1 to 70% by weight, and more preferably 3 to 40% by weight.
- the amount of water may be adjusted by the drying conditions when the wet solid is dried, or may be adjusted by adding water to the sufficiently dried solid.
- the pressure applied during compression molding is usually 0.1 to 10 tons / cm, preferably 0.5 to 8 tons / cm, and more preferably 1 to 6 ton / cm.
- the pressure applied during compression molding is usually 0.1 to 10 tons / cm 2 , preferably 0.2 to 5 tons / cm 2 , More preferably, it is 0.5 to 2 ton / cm 2 .
- the shape of the molded body subjected to press molding or tableting molding may be any shape such as a tablet, a sphere, and a ring. It may be used in the reaction as it is, or may be crushed to an appropriate size.
- the molding step it is preferable to mold the solid containing the mold agent and silicon oxide under the condition that the temperature of the solid at the time of molding is 40 to 100 ° C., and the molding is preferably performed under the condition of 40 to 70 ° C. Further preferred.
- the temperature of the solid at the time of molding is the temperature of the solid immediately before molding, immediately after molding, or during molding. The solid temperature is confirmed by directly measuring the temperature of the solid immediately before, immediately after, or during the molding using a contact thermometer or a radiation thermometer.
- the temperature at the time of heating in the molding step is such that the lower the temperature within the range of the condition of 40 to 100 ° C., the higher the catalytic activity of the titanium-containing silicon compound molded body, and the higher the temperature, The tendency which can obtain the titanium containing silicon compound molded object with a low powdering rate is shown.
- the temperature of the solid at the time of molding can be controlled by, for example, a method in which the solid to be molded is preheated before molding, a method in which the solid is molded in a heated molding portion, or both methods.
- a method of heating the solid in the raw material supply hopper, a method of heating the roll itself to a predetermined temperature, and the like can be mentioned.
- a method of heating a mold to a predetermined temperature, a method of preheating a solid put into the mold, and the like can be mentioned.
- the mold removing step is a step of removing the mold from the molded body obtained through the molding process to obtain a molded body from which the mold has been removed. By carrying out the mold removing step, a molded article that does not contain the mold or substantially does not contain the mold is obtained.
- the removal of the mold can be achieved by firing the molded product containing the mold in air at 300 to 800 ° C. or by extraction with a solvent, but it is preferable to remove the mold by extraction with a solvent.
- the solvent used for the extraction is not particularly limited as long as it can dissolve the compound used as the mold, and generally a liquid compound having 1 to 12 carbon atoms at room temperature or a mixture of two or more of these compounds can be used.
- Suitable solvents include alcohols, ketones, acyclic and cyclic ethers and esters. Examples of the alcohol include methanol, ethanol, ethylene glycol, propylene glycol, 1-propanol, 2-propanol, 1-butanol, and octanol.
- Ketones include acetone, diethyl ketone, methyl ethyl ketone, and methyl isobutyl ketone.
- ethers include diisobutyl ether and tetrahydrofuran.
- Esters include methyl acetate, ethyl acetate, butyl acetate, and butyl propionate.
- a solvent capable of dissolving the used mold is preferable from the viewpoint of the solubility of the mold.
- the mold is a salt containing a quaternary ammonium ion
- an alcohol is preferable, and methanol is more preferable.
- the mass ratio of these extraction solvents to the molded product is usually 1 to 1000, preferably 5 to 300.
- an acid or a salt thereof may be added to these solvents.
- the acid used include inorganic acids such as hydrochloric acid, sulfuric acid, nitric acid, and odorous acid, or organic acids such as formic acid, acetic acid, and propionic acid.
- such salts include alkali metal salts, alkaline earth metal salts, and ammonium salts.
- the concentration of the added acid or salt thereof in the solvent is preferably 30% by mass or less, and more preferably 15% by mass or less.
- the liquid phase part is separated by a method such as filtration or decantation. This operation may be repeated a plurality of times. It is also possible to extract the mold by filling the molded body into a container such as a column and circulating the extraction solvent.
- the extraction temperature is preferably 0 to 200 ° C, more preferably 20 to 100 ° C. When the boiling point of the extraction solvent is low, the extraction may be performed by applying pressure.
- the mold in the solution obtained by the extraction treatment can be recovered and reused as a mold in the raw material mixing step.
- the extraction solvent can be purified and reused by a normal distillation operation or the like.
- the silylation step according to one embodiment of the present invention is a step of obtaining a titanium-containing silicon oxide molded body by bringing the molded body obtained through the mold removing step into contact with a silylating agent. By performing the silylation process, the molded body obtained through the mold removing process is silylated.
- Silylation may be carried out by a gas phase method in which a gaseous silylating agent is brought into contact with the molded product obtained through the mold removing step, or the silylating agent and the molded product are contacted in a solvent.
- the liquid phase method is more preferable.
- a hydrocarbon is suitably used as a solvent in the silylation step.
- drying may be performed thereafter.
- the silylating agent is a silicon compound having reactivity with a molded body, and a hydrolyzable group is bonded to silicon, and the silicon includes an alkyl group, a vinyl group, and the like. It is a compound in which at least one group selected from the group consisting of an aryl group such as an allyl group, a phenyl group, a halogenated alkyl group, and a siloxy group is bonded.
- the hydrolyzable group bonded to silicon include hydrogen, halogen, alkoxy group, acetoxy group, amino group and the like.
- the number of hydrolyzable groups bonded to silicon is preferably one.
- silylating agents include organic silanes, organic silylamines, organic silylamides and derivatives thereof, and organic silazanes.
- organic silanes include chlorotrimethylsilane, dichlorodimethylsilane, chlorobromodimethylsilane, nitrotrimethylsilane, chlorotriethylsilane, iododimethylbutylsilane, chlorodimethylphenylsilane, chlorodimethylsilane, dimethyl n-propylchlorosilane, dimethylisopropyl Chlorosilane, tert-butyldimethylchlorosilane, tripropylchlorosilane, dimethyloctylchlorosilane, tributylchlorosilane, trihexylchlorosilane, dimethylethylchlorosilane, dimethyloctadecylchlorosilane, n-butyldimethylchlorosilane, bromomethyldimethylchlorosilane, chloromethyldimethylchloros
- organic silylamines include N-trimethylsilylimidazole, N-tert-butyldimethylsilylimidazole, N-dimethylethylsilylimidazole, N-dimethyl-n-propylsilylimidazole, N-dimethylisopropylsilylimidazole, N-trimethylsilyldimethylamine N-trimethylsilyldiethylamine, N-trimethylsilylpyrrole, N-trimethylsilylpyrrolidine, N-trimethylsilylpiperidine, 1-cyanoethyl (diethylamino) dimethylsilane, pentafluorophenyldimethylsilylamine and the like.
- organic silylamides and derivatives examples include N, O-bis (trimethylsilyl) acetamide, N, O-bis (trimethylsilyl) trifluoroacetamide, N- (trimethylsilyl) acetamide, N-methyl-N- (trimethylsilyl) acetamide, N -Methyl-N- (trimethylsilyl) trifluoroacetamide, N-methyl-N- (trimethylsilyl) heptafluorobutyramide, N- (tert-butyldimethylsilyl) -N-trifluoroacetamide, and N, O-bis (diethyl Hydrosilyl) trifluoroacetamide and the like.
- organic silazanes examples include 1,1,1,3,3,3-hexamethyldisilazane, heptamethyldisilazane, 1,1,3,3-tetramethyldisilazane, 1,3-bis (chloromethyl ) -1,1,3,3-tetramethyldisilazane, 1,3-divinyl-1,1,3,3-tetramethyldisilazane, and 1,3-diphenyl-1,1,3,3-tetra And methyldisilazane.
- silylating agents include N-methoxy-N, O-bis (trimethylsilyl) trifluoroacetamide, N-methoxy-N, O-bis (trimethylsilyl) carbamate, N, O-bis (trimethylsilyl) sulfamate, And trimethylsilyl trifluoromethanesulfonate and N, N′-bis (trimethylsilyl) urea.
- a preferred silylating agent is an organic silazane, more preferably 1,1,1,3,3,3-hexamethyldisilazane.
- the titanium-containing silicon oxide molded body produced according to one embodiment of the present invention can be used as a catalyst for an oxidation reaction of an organic compound, for example, an epoxidation reaction of an olefin, and particularly an epoxide for reacting an olefin with a hydroperoxide. It is preferable to use for manufacture. That is, in the method for producing an epoxide according to one embodiment of the present invention, it is preferable to react an olefin and a hydroperoxide in the presence of a catalyst containing a titanium-containing silicon oxide molded article produced by the above-described method.
- the olefin to be subjected to the epoxidation reaction may be an acyclic olefin, a monocyclic olefin, a bicyclic olefin, a tricyclic or higher polycyclic olefin, or a monoolefin, a diolefin, or a polyolefin.
- these double bonds may be conjugated bonds or non-conjugated bonds.
- Olefins having 2 to 60 carbon atoms are generally preferred.
- the olefin may have a substituent.
- olefins examples include ethylene, propylene, 1-butene, isobutylene, 1-hexene, 2-hexene, 3-hexene, 1-octene, 1-decene, styrene, and cyclohexene.
- the olefin may have a substituent containing an oxygen atom, a sulfur atom, or a nitrogen atom together with a hydrogen atom or a carbon atom, or both.
- examples of such an olefin include allyl alcohol, Examples include crotyl alcohol and allyl chloride.
- diolefins examples include butadiene and isoprene. Particularly preferred olefins include propylene.
- An organic hydroperoxide is mentioned as an example of a hydroperoxide.
- the organic hydroperoxide has the formula (III) R—O—O—H (III) (In the formula (III), R is a hydrocarbon group.) It is a compound which has this.
- Organic hydroperoxides react with olefins to produce epoxides and hydroxyl compounds.
- R in the formula (III) is preferably a hydrocarbon group having 3 to 20 carbon atoms, and more preferably a hydrocarbon group having 3 to 10 carbon atoms.
- Specific examples of the organic hydroperoxide include tert-butyl hydroperoxide, 1-phenylethyl hydroperoxide, and cumene hydroperoxide. Cumene hydroperoxide may hereinafter be abbreviated as CMHP.
- CMHP When CMHP is used as the organic hydroperoxide, the resulting hydroxyl compound is 2-phenyl-2-propanol.
- This 2-phenyl-2-propanol produces cumene through a dehydration reaction and a hydrogenation reaction.
- cumene may be abbreviated as CUM.
- CUM cumene
- CHMP is obtained again. From such a viewpoint, it is preferable to use CMHP as the organic hydroperoxide used in the epoxidation reaction.
- the epoxidation reaction can be performed in a liquid phase using a solvent, a diluent, or a mixture thereof.
- the solvent and diluent must be liquid under the temperature and pressure during the reaction and be substantially inert to the reactants and product.
- CUM can be used as a solvent without particularly adding a solvent.
- the epoxidation reaction temperature is generally 0 to 200 ° C., preferably 25 to 200 ° C.
- the epoxidation reaction pressure may be sufficient to keep the reaction phase in a liquid state, and is generally preferably 100 to 10,000 kPa.
- the liquid mixture containing the desired product can be separated from the catalyst composition.
- the liquid mixture can then be purified by a suitable method. Examples of the purification method include distillation, extraction, and washing.
- the solvent and unreacted olefin can be recycled and reused.
- the reaction using the titanium-containing silicon oxide molded body produced according to one embodiment of the present invention as a catalyst can be performed in the form of a slurry or a fixed bed, and in the case of a large-scale industrial operation, a fixed bed is used. Is preferred.
- This reaction can be carried out by a batch method, a semi-continuous method or a continuous method.
- the titanium containing silicon oxide molded object obtained by the said manufacturing method and the catalyst containing the said titanium containing silicon oxide molded object are also contained in the category of this invention.
- the titanium-containing silicon oxide molded body according to one aspect of the present invention preferably satisfies the following conditions (1) and (2).
- the specific pore volume is 0.2 cm 3 / g or more.
- the above specific pore volume means the pore volume per 1 g of the catalyst.
- the above conditions (1) and (2) can be measured by a normal method using a physical adsorption method (gas adsorption method) of a gas such as nitrogen or argon.
- the “conversion rate of hydroperoxide” in the titanium-containing silicon oxide molded body is a value obtained by the following method and calculation formula.
- the titanium-containing silicon oxide molded body according to one embodiment of the present invention preferably has a hydroperoxide conversion rate of 80% or more, which is an indicator of catalytic activity.
- the titanium-containing silicon oxide molded article according to one embodiment of the present invention uses titanium-containing silicon oxidation as a catalyst because of high catalytic activity and high titanium-containing silicon oxidation strength (low powdering rate). In this case, pressure loss can be prevented. In industrial implementation, it is a titanium-containing silicon oxide molded article that can suitably prevent an increase in the amount of fine powder derived from the catalyst over time and continuous increase in pressure loss due to continuous operation. [Summary] The present invention provides the following [1] to [9].
- Raw material mixing step a step of mixing a mold agent, a silicon source and a solvent to obtain a solid containing the mold agent and silicon oxide
- Molding step a step of molding the solid obtained through the raw material mixing step under the condition that the temperature of the solid is 40 to 100 ° C. to obtain a molded body
- Mold removal step A step of removing the mold from the molding obtained through the molding step to obtain a molding from which the mold has been removed
- the mold is a quaternary ammonium compound containing a quaternary ammonium ion represented by the following formula (I) or an amine represented by the following formula (II)
- the manufacturing method of the titanium containing silicon oxide molded object of description is a quaternary ammonium compound containing a quaternary ammonium ion represented by the following formula (I) or an amine represented by the following formula (II)
- R 1 represents a hydrocarbon group having 2 to 36 carbon atoms
- R 2 to R 4 each independently represents a hydrocarbon group having 1 to 6 carbon atoms.
- NR 5 R 6 R 7 (II)
- R 5 represents a hydrocarbon group having 2 to 36 carbon atoms
- R 6 and R 7 each independently represents a hydrogen atom or a hydrocarbon group having 1 to 6 carbon atoms.
- Raw material mixing step a step of mixing a mold agent, a silicon source and a solvent to obtain a solid containing the mold agent and silicon oxide
- Molding step A step of molding the solid obtained through the raw material mixing step under the condition that the temperature of the solid is 40 ° C. to 100 ° C. to obtain a molded body
- Mold removal step A step of removing the mold from the molding obtained through the molding step to obtain a molding from which the mold has been removed
- the hexadecyltrimethylammonium hydroxide, the tetramethylorthosilicate, and the tetraisopropyl titanate are a mold agent, a silicon source, and a titanium source, respectively.
- (B) Molding step Water is added to 100 parts by mass of the white solid obtained in the raw material mixing step so that the water content is 13 parts by mass, and after mixing well, a heated tablet molding machine is used. Compression molding was performed at a pressure of ton / cm 2 . It was 40 degreeC when the temperature of the solid of the compression state was measured with the contact thermometer. The obtained solid was crushed, and the crushed solid was sieved to obtain a molded body having a particle size of 1.0 to 2.0 mm.
- Mold removal step 3 g of the molded product obtained in the molding step was placed in a flask, and a mixed solution of 30 ml of methanol and 1.5 g of concentrated hydrochloric acid (content 36% by weight) was added.
- the flask was immersed in an oil bath at 70 ° C., heated for 1 hour, allowed to cool, and then the solution was removed by decantation.
- the same operation was repeated once again using a mixed solution of 30 ml of methanol and 0.7 g of concentrated hydrochloric acid.
- 30 ml of methanol was added and heated in an oil bath at 70 ° C. for 1 hour, and then the solution was removed by decantation. Under reduced pressure at 10 mmHg, the flask was immersed in an oil bath at 120 ° C., and the solvent was dried and removed for 1.5 hours to obtain a molded body from which the mold was removed.
- the flask was immersed in an oil bath at 120 ° C., heated for 1.5 hours, allowed to cool, and then the solvent was removed by decantation. Under reduced pressure at 10 mmHg, the flask was immersed in an oil bath at 120 ° C., and the molded body was dried for 1.5 hours to obtain a titanium-containing silicon oxide molded body.
- the obtained titanium-containing silicon oxide molded article had a pore distribution range of 5 to 80% by a nitrogen adsorption method and a specific pore volume of 0.89 ml / g.
- Example 2 In the molding process of Example 1, the molded body and the titanium-containing material are the same as in Example 1 except that the solid to be molded and the tablet molding machine are preheated and molded under the condition that the temperature of the compressed solid is 100 ° C. A silicon oxide molded body was obtained. The pore distribution range was 5 to 80 mm, and the specific pore volume was 0.94 ml / g.
- Example 1 In the molding process of Example 1, the molded body and the titanium-containing material are the same as in Example 1 except that the solid to be molded and the tablet molding machine are preheated and molded under the condition that the temperature of the compressed solid is 150 ° C. A silicon oxide molded body was obtained. The range of the pore distribution was 5 to 80 mm, and the specific pore volume was 0.70 ml / g.
- Example 3 In the molding step of Example 1, molding was performed at a linear pressure of 4 tons / cm using a heated roll press. It was 40 degreeC when the temperature of the molded object discharged
- FIG. The range of the pore distribution was 5 to 80 mm, and the specific pore volume was 1.05 ml / g.
- Example 4 In the molding step of Example 3, a molded body and a titanium-containing silicon oxide molded body were obtained in the same manner as in Example 3 except that the molded body discharged from the roll press machine was molded at a temperature of 62 ° C. The range of the pore distribution was 5 to 100%, and the specific pore volume was 1.07 ml / g.
- Example 2 In the molding step of Example 3, a room temperature roll press machine was used, and the molded body and titanium-containing material were the same as in Example 3 except that the molded body discharged from the roll press machine was molded at a temperature of 23 ° C. A silicon oxide molded body was obtained. The range of the pore distribution was 5 to 80 mm, and the specific pore volume was 1.10 ml / g.
- the low pulverization rate of the molded body obtained in the molding process means that the strength of the molded body obtained in the molding process is high. In addition, if the powder ratio of the molded body obtained in the molding process is low, the strength of the molded body from which the mold material has been removed after the mold removal process and the strength of the titanium-containing silicon oxide molded body after the silylation process are also relative. Expensive.
- the method for producing a titanium-containing silicon oxide molded body according to one embodiment of the present invention can be applied to the production of a catalyst having high strength used in a reaction for producing an epoxide from an olefin and a hydroperoxide,
- the titanium-containing silicon oxide molded body obtained by the method can be used for the production of propylene oxide as a catalyst, for example.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Silicon Compounds (AREA)
Abstract
Description
原料混合工程:型剤と珪素源と溶媒とを混合し、上記型剤と珪素酸化物とを含む固体を得る工程、
成型工程:上記原料混合工程を経て得られた固体を成型し、成型体を得る工程、
型剤除去工程:上記成型工程を経て得られた成型体から上記型剤を除去し、型剤除去された成型体を得る工程、
を有するチタン含有珪素酸化物成型体の製造方法であって、
上記成型工程が、上記原料混合工程を経て得られた固体を、当該固体の温度が40~100℃の条件下で成型すること、並びに、
上記いずれかの工程内、及び/又は、上記いずれかの工程の終了後に、チタンを固体又は成型体に導入すること
を特徴とするチタン含有珪素酸化物成型体の製造方法。
原料混合工程:型剤と珪素源と溶媒とを混合し、上記型剤と珪素酸化物とを含む固体を得る工程、
成型工程:上記原料混合工程を経て得られた固体を成型し、成型体を得る工程、
型剤除去工程:上記成型工程を経て得られた成型体から上記型剤を除去し、型剤除去された成型体を得る工程、
を有するチタン含有珪素酸化物成型体の製造方法であって、
上記成型工程が、上記原料混合工程を経て得られた固体を、当該固体の温度が40~100℃の条件下で成型すること、並びに、
上記いずれかの工程内、及び/又は、上記いずれかの工程の終了後に、チタンを固体又は成型体に導入すること
を特徴とする方法で製造されたチタン含有珪素酸化物成型体。
(式(I)中、R1は炭素数2~36の炭化水素基を表し、R2~R4はそれぞれ独立して炭素数1~6の炭化水素基を表す。)
NR5R6R7 (II)
(式(II)中、R5は炭素数2~36の炭化水素基を表し、R6及びR7はそれぞれ独立して水素原子又は炭素数1~6の炭化水素基を表す。)
式(I)において、R1は、炭素数2~36の炭化水素基であり、好ましくは炭素数6~36の炭化水素基であり、より好ましくは炭素数10~22の炭化水素基である。R2~R4はそれぞれ独立して炭素数1~6の炭化水素基であり、R2~R4の全てがメチル基であることが好ましい。
R-O-O-H (III)
(式(III)中、Rは炭化水素基である。)
を有する化合物である。有機ハイドロパーオキサイドは、オレフィンと反応して、エポキシド及びヒドロキシル化合物を生成する。式(III)中のRは、好ましくは炭素数3~20の炭化水素基であり、より好ましくは、炭素数3~10の炭化水素基である。有機ハイドロパーオキサイドの具体例としては、tert-ブチルハイドロパーオキサイド、1-フェニルエチルハイドロパーオキサイド、及びクメンハイドロパーオキサイドが挙げられる。クメンハイドロパーオキサイドを、以下、CMHPと略記することがある。
(2)比細孔容量が0.2cm3/g以上であること。
ハイドロパーオキサイドの転化率(%)=M1/(M0-M1)×100
M0:原料のハイドロパーオキサイドのモル量
M1:反応後の液中のハイドロパーオキサイドのモル量
〔まとめ〕
本発明は、下記[1]~[9]を提供する。
原料混合工程:型剤と珪素源と溶媒とを混合し、上記型剤と珪素酸化物とを含む固体を得る工程、
成型工程:上記原料混合工程を経て得られた固体を、当該固体の温度が40~100℃の条件下で成型し、成型体を得る工程、
型剤除去工程:上記成型工程を経て得られた成型体から上記型剤を除去し、型剤除去された成型体を得る工程、
を有するチタン含有珪素酸化物成型体の製造方法であって、
上記いずれかの工程内、及び/又は、上記いずれかの工程の終了後に、チタンを固体又は成型体に導入することを特徴とするチタン含有珪素酸化物成型体の製造方法。
[NR1R2R3R4]+ (I)
(式(I)中、R1は炭素数2~36の炭化水素基を表し、R2~R4はそれぞれ独立して炭素数1~6の炭化水素基を表す。)
NR5R6R7 (II)
(式(II)中、R5は炭素数2~36の炭化水素基を表し、R6及びR7はそれぞれ独立して水素原子又は炭素数1~6の炭化水素基を表す。)
原料混合工程:型剤と珪素源と溶媒とを混合し、上記型剤と珪素酸化物とを含む固体を得る工程、
成型工程:上記原料混合工程を経て得られた固体を、当該固体の温度が40℃~100℃の条件下で成型し、成型体を得る工程、
型剤除去工程:上記成型工程を経て得られた成型体から上記型剤を除去し、型剤除去された成型体を得る工程、
を有するチタン含有珪素酸化物成型体の製造方法であって、
上記いずれかの工程内、及び/又は、上記いずれかの工程の終了後に、チタンを固体又は成型体に導入することを特徴とする方法で製造されたチタン含有珪素酸化物成型体。
(A)原料混合工程及びチタン導入
水:メタノール=72:28の混合比(質量比)を有する混合溶媒で16質量%の濃度に希釈されたヘキサデシルトリメチルアンモニウムヒドロキシド(16質量%濃度の溶液の量で277質量部)を撹拌し、これに、撹拌下、40℃でチタン酸テトライソプロピル4質量部と2-プロパノール10質量部の混合溶液を滴下して加えた。滴下終了後に40℃で30分間撹拌した後、撹拌下に40℃でテトラメチルオルトシリケート84質量部を滴下した。その後、40℃で3時間撹拌を続け、生じた固体をろ別した。得られた固体を減圧下、70℃で乾燥した。上記ヘキサデシルトリメチルアンモニウムヒドロキシド、上記テトラメチルオルソシリケート、及び上記チタン酸テトライソプロピルは、それぞれ型剤、珪素源、及びチタン源である。
上記原料混合工程で得られた白色固体100質量部に水分含量が13質量部となるよう水を加え、よく混合した後、加温された錠剤成型器を用い、1.3トン/cm2の圧力で圧縮成型した。圧縮された状態の固体の温度を接触温度計で測ったところ40℃であった。得られた固体を破砕し、破砕した固体を篩にかけ、粒子径が1.0~2.0mmの成型体を得た。
上記成型工程で得られた成型体3gをフラスコに入れ、30mlのメタノールと濃塩酸(含量36重量%)1.5gとの混合溶液を加えた。70℃のオイルバスにフラスコを浸し、1時間加熱し、放冷した後、デカンテーションにより溶液を除去した。30mlメタノールと濃塩酸0.7gとの混合溶液を用いて、同様の操作をもう一度繰り返した。さらに、メタノール30mlを加え、70℃のオイルバスで1時間加熱した後、デカンテーションにより溶液を除去した。10mmHgに減圧下、フラスコを120℃のオイルバスに浸け、1.5時間溶媒を乾燥除去し、型剤が除去された成型体を得た。
上記型剤が除去された成型体に、1,1,1,3,3,3-ヘキサメチルジシラザン1gとトルエン15gの混合溶液を加えた。120℃のオイルバスにフラスコを浸し、1.5時間加熱し、放冷した後、デカンテーションにより溶媒を除去した。10mmHgに減圧下、フラスコを120℃のオイルバスに浸け、1.5時間成型体を乾燥させ、チタン含有珪素酸化物成型体を得た。得られたチタン含有珪素酸化物成型体の窒素吸着法による細孔分布の範囲は5~80Å、比細孔容量は0.89ml/gであった。
実施例1の成型工程において、成型する固体及び錠剤成型器を予熱し、圧縮された状態の固体の温度が100℃である条件で成型した以外は、実施例1と同様に成型体及びチタン含有珪素酸化物成型体を得た。細孔分布の範囲は5~80Å、比細孔容量0.94ml/gであった。
実施例1の成型工程において、成型する固体及び錠剤成型器を予熱し、圧縮された状態の固体の温度が150℃である条件で成型した以外は、実施例1と同様に成型体及びチタン含有珪素酸化物成型体を得た。細孔分布の範囲は5~80Å、比細孔容量は0.70ml/gであった。
実施例1の成型工程において、加温されたロールプレス機を用い、線圧4トン/cmの圧力で成型した。ロールプレス機から排出される成型体の温度を接触温度計で測定したところ40℃であった。上記ロールプレス機を使用した以外は、実施例1に記載の条件と同様に成型体及びチタン含有珪素酸化物成型体を得た。細孔分布の範囲は5~80Å、比細孔容量は1.05ml/gであった。
実施例3の成型工程において、ロールプレス機から排出される成型体の温度が62℃の条件で成型した以外は、実施例3と同様に成型体及びチタン含有珪素酸化物成型体を得た。細孔分布の範囲は5~100Å、比細孔容量は1.07ml/gであった。
実施例3の成型工程において、室温のロールプレス機を使用し、ロールプレス機から排出される成型体の温度が23℃の条件で成型した以外は、実施例3と同様に成型体及びチタン含有珪素酸化物成型体を得た。細孔分布の範囲は5~80Å、比細孔容量は1.10ml/gであった。
実施例1の成型工程で得られた成型体1.5gを目開き1mmの篩に採取し、篩の横を30秒間強く叩き微粉を除去した。微粉を除去した成型体1gを2mlシリンジ(内径0.9cm)に入れ、タッピングし密充填した。2mlシリンジのプランジャーに6.0kgf/cm2の荷重を1分間かけた。荷重をかけた成型体を目開き0.5mmの篩に採取し、篩の横を30秒間強く叩き、篩い目を通過した微粉の重量を計測し、下記計算式で粉化率を求めた。結果を表1に示す。
F=W1/W2×100
F:粉化率(%)
W1:篩目0.5mm未満粒子の質量(g)
W2:2mlシリンジに充填した成型体の質量(g)
実施例2~4及び比較例1、2についても同様に粉化率を測定した。結果を表1に示す。
実施例1のシリル化工程で得られたチタン含有珪素酸化物成型体の触媒性能をバッチ式反応装置(オートクレーブ)で評価した。チタン含有珪素酸化物成型体0.5g、25質量%の濃度でCMHPをCUMに溶解させた溶液60g、及びプロピレン33gをオートクレーブに供給し、自生圧力下、反応温度100℃、反応時間1.5時間(昇温時間込み)で反応させた。反応成績を表2に示す。なお、表中の「転化率」とは、後述する「CMHPの転化率(%)」のことである。
CMHPの転化率(%)=M1/(M0-M1)×100
M0:原料のCMHPのモル量
M1:反応後の液中のCMHPのモル量
実施例2~4及び比較例1、2についても同様に転化率を測定した。結果を表2に示す。
Claims (9)
- 下記の工程;
原料混合工程:型剤と珪素源と溶媒とを混合し、上記型剤と珪素酸化物とを含む固体を得る工程、
成型工程:上記原料混合工程を経て得られた固体を成型し、成型体を得る工程、
型剤除去工程:上記成型工程を経て得られた成型体から上記型剤を除去し、型剤除去された成型体を得る工程、
を有するチタン含有珪素酸化物成型体の製造方法であって、
上記成型工程が、上記原料混合工程を経て得られた固体を、当該固体の温度が40~100℃の条件下で成型すること、並びに、
上記いずれかの工程内、及び/又は、上記いずれかの工程の終了後に、チタンを固体又は成型体に導入すること
を特徴とするチタン含有珪素酸化物成型体の製造方法。 - 上記型剤が、界面活性剤であることを特徴とする請求項1に記載のチタン含有珪素酸化物成型体の製造方法。
- 上記型剤が、少なくとも1つの水素原子が炭素数1~10の炭化水素基で置換されていてもよいピペリジンであることを特徴とする請求項1に記載のチタン含有珪素酸化物成型体の製造方法。
- 上記型剤が下記式(I)で表される第4級アンモニウムイオンを含む第4級アンモニウム化合物又は下記式(II)で表されるアミンであることを特徴とする請求項2に記載のチタン含有珪素酸化物成型体の製造方法。
[NR1R2R3R4]+ (I)
(式(I)中、R1は炭素数2~36の炭化水素基を表し、R2~R4はそれぞれ独立して炭素数1~6の炭化水素基を表す。)
NR5R6R7 (II)
(式(II)中、R5は炭素数2~36の炭化水素基を表し、R6及びR7はそれぞれ独立して水素原子又は炭素数1~6の炭化水素基を表す。) - 上記チタン導入が原料混合工程内で行われることを特徴とする請求項1~4のいずれか一項に記載のチタン含有珪素酸化物成型体の製造方法。
- 上記成型工程における成型方法が圧縮法であることを特徴とする請求項1~5のいずれか一項に記載のチタン含有珪素酸化物成型体の製造方法。
- 上記型剤除去工程では、溶媒による抽出により上記型剤を除去することを特徴とする請求項1~6のいずれか一項に記載のチタン含有珪素酸化物成型体の製造方法。
- 請求項1~7のいずれか一項に記載の方法で製造されたチタン含有珪素酸化物成型体を含む触媒の存在下で、オレフィンとハイドロパーオキサイドとを反応させることを特徴とするエポキシドの製造方法。
- 下記の工程;
原料混合工程:型剤と珪素源と溶媒とを混合し、上記型剤と珪素酸化物とを含む固体を得る工程、
成型工程:上記原料混合工程を経て得られた固体を成型し、成型体を得る工程、
型剤除去工程:上記成型工程を経て得られた成型体から上記型剤を除去し、型剤除去された成型体を得る工程、
を有するチタン含有珪素酸化物成型体の製造方法であって、
上記成型工程が、上記原料混合工程を経て得られた固体を、当該固体の温度が40~100℃の条件下で成型すること、並びに、
上記いずれかの工程内、及び/又は、上記いずれかの工程の終了後に、チタンを固体又は成型体に導入すること
を特徴とする方法で製造されたチタン含有珪素酸化物成型体。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201980017286.5A CN111818997B (zh) | 2018-03-15 | 2019-03-12 | 含钛的硅氧化物成型体的制造方法以及含钛的硅氧化物成型体 |
| JP2020506568A JP7128884B2 (ja) | 2018-03-15 | 2019-03-12 | チタン含有珪素酸化物成型体の製造方法、及びチタン含有珪素酸化物成型体 |
| KR1020207029441A KR102672200B1 (ko) | 2018-03-15 | 2019-03-12 | 티탄 함유 규소 산화물 성형체의 제조 방법, 및 티탄 함유 규소 산화물 성형체 |
| RU2020130547A RU2775224C2 (ru) | 2018-03-15 | 2019-03-12 | Способ получения титансодержащего кремнийоксидного формованного изделия и титансодержащее кремнийоксидное формованное изделие |
| EP19767687.7A EP3766574A4 (en) | 2018-03-15 | 2019-03-12 | MANUFACTURING METHOD FOR A TITANIUM-CONTAINING SILICOXIDE SHAPED BODY AND TITANIUM-CONTAINING SILICON OXIDE SHAPED BODY |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018048391 | 2018-03-15 | ||
| JP2018-048391 | 2018-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2019176951A1 true WO2019176951A1 (ja) | 2019-09-19 |
Family
ID=67907938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2019/010060 Ceased WO2019176951A1 (ja) | 2018-03-15 | 2019-03-12 | チタン含有珪素酸化物成型体の製造方法、及びチタン含有珪素酸化物成型体 |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP3766574A4 (ja) |
| JP (1) | JP7128884B2 (ja) |
| KR (1) | KR102672200B1 (ja) |
| CN (1) | CN111818997B (ja) |
| WO (1) | WO2019176951A1 (ja) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5143879A (en) | 1991-07-18 | 1992-09-01 | Mobil Oil Corporation | Method to recover organic templates from freshly synthesized molecular sieves |
| JP2006159057A (ja) | 2004-12-06 | 2006-06-22 | Sumitomo Chemical Co Ltd | チタン含有珪素酸化物触媒の製造方法及び触媒 |
| JP2006255586A (ja) * | 2005-03-17 | 2006-09-28 | Sumitomo Chemical Co Ltd | チタン含有珪素酸化物触媒の製造方法及び触媒 |
| JP2012131696A (ja) * | 2010-11-30 | 2012-07-12 | Sumitomo Chemical Co Ltd | チタン含有珪素酸化物成形体の製造方法及びオキシラン化合物の製造方法 |
| CN104340988A (zh) * | 2013-07-31 | 2015-02-11 | 中国石油化工股份有限公司 | 钛硅分子筛的成型方法及由该方法得到的成型钛硅分子筛和应用 |
| JP2017505223A (ja) * | 2014-01-22 | 2017-02-16 | ライオンデル ケミカル テクノロジー、エル.ピー. | エポキシ化触媒の調製方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE334744T1 (de) * | 2000-02-02 | 2006-08-15 | Sumitomo Chemical Co | Geformter katalysator, verfahren zu dessen herstellung sowie verfahren zur herstellung einer oxirankomponente |
| JP3797107B2 (ja) * | 2000-02-02 | 2006-07-12 | 住友化学株式会社 | 触媒成型体、該触媒成型体の製造方法及びオキシラン化合物の製造方法 |
| JP4889865B2 (ja) * | 2001-01-31 | 2012-03-07 | 住友化学株式会社 | チタン含有珪素酸化物触媒の製造方法 |
| JP2003200056A (ja) * | 2002-01-10 | 2003-07-15 | Sumitomo Chem Co Ltd | チタン含有珪素酸化物触媒の製造方法及び触媒 |
| US7288237B2 (en) * | 2005-11-17 | 2007-10-30 | Lyondell Chemical Technology, L.P. | Epoxidation catalyst |
| CN102740968B (zh) * | 2009-11-27 | 2015-07-01 | 巴斯夫欧洲公司 | 制备钛沸石催化剂的方法 |
-
2019
- 2019-03-12 JP JP2020506568A patent/JP7128884B2/ja active Active
- 2019-03-12 KR KR1020207029441A patent/KR102672200B1/ko active Active
- 2019-03-12 EP EP19767687.7A patent/EP3766574A4/en not_active Withdrawn
- 2019-03-12 WO PCT/JP2019/010060 patent/WO2019176951A1/ja not_active Ceased
- 2019-03-12 CN CN201980017286.5A patent/CN111818997B/zh active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5143879A (en) | 1991-07-18 | 1992-09-01 | Mobil Oil Corporation | Method to recover organic templates from freshly synthesized molecular sieves |
| JP2006159057A (ja) | 2004-12-06 | 2006-06-22 | Sumitomo Chemical Co Ltd | チタン含有珪素酸化物触媒の製造方法及び触媒 |
| JP2006255586A (ja) * | 2005-03-17 | 2006-09-28 | Sumitomo Chemical Co Ltd | チタン含有珪素酸化物触媒の製造方法及び触媒 |
| JP2012131696A (ja) * | 2010-11-30 | 2012-07-12 | Sumitomo Chemical Co Ltd | チタン含有珪素酸化物成形体の製造方法及びオキシラン化合物の製造方法 |
| CN104340988A (zh) * | 2013-07-31 | 2015-02-11 | 中国石油化工股份有限公司 | 钛硅分子筛的成型方法及由该方法得到的成型钛硅分子筛和应用 |
| JP2017505223A (ja) * | 2014-01-22 | 2017-02-16 | ライオンデル ケミカル テクノロジー、エル.ピー. | エポキシ化触媒の調製方法 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP3766574A4 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR102672200B1 (ko) | 2024-06-05 |
| JPWO2019176951A1 (ja) | 2021-03-11 |
| RU2020130547A3 (ja) | 2022-04-18 |
| CN111818997A (zh) | 2020-10-23 |
| EP3766574A4 (en) | 2021-05-19 |
| EP3766574A1 (en) | 2021-01-20 |
| JP7128884B2 (ja) | 2022-08-31 |
| RU2020130547A (ru) | 2022-04-18 |
| CN111818997B (zh) | 2023-04-04 |
| KR20200131306A (ko) | 2020-11-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1219596C (zh) | 含钛的硅氧化物催化剂的制造方法 | |
| JP4265212B2 (ja) | チタン含有珪素酸化物触媒の製造方法 | |
| JP2012131696A (ja) | チタン含有珪素酸化物成形体の製造方法及びオキシラン化合物の製造方法 | |
| US20030083189A1 (en) | Molded catalyst, process for producing molded catalyst, and process for producing oxirane compound | |
| JP7539876B2 (ja) | チタン含有珪素酸化物の製造方法、エポキシドの製造方法、及びチタン含有珪素酸化物 | |
| JP3797107B2 (ja) | 触媒成型体、該触媒成型体の製造方法及びオキシラン化合物の製造方法 | |
| JP4834982B2 (ja) | チタン含有珪素酸化物触媒の製造方法及び触媒 | |
| JP2002239381A (ja) | チタン含有珪素酸化物触媒の製造方法及び触媒 | |
| KR101254352B1 (ko) | 티탄 함유 규소 산화물 촉매의 제조 방법, 상기 촉매 및상기 촉매를 사용하는 올레핀옥시드 화합물의 제조 방법 | |
| JP7128884B2 (ja) | チタン含有珪素酸化物成型体の製造方法、及びチタン含有珪素酸化物成型体 | |
| RU2775224C2 (ru) | Способ получения титансодержащего кремнийоксидного формованного изделия и титансодержащее кремнийоксидное формованное изделие | |
| JP6970739B2 (ja) | チタン含有珪素酸化物の製造方法、エポキシドの製造方法、及びチタン含有珪素酸化物 | |
| JP2006255586A (ja) | チタン含有珪素酸化物触媒の製造方法及び触媒 | |
| JP2006289341A (ja) | チタン含有珪素酸化物触媒の保存方法 | |
| JP2003200056A (ja) | チタン含有珪素酸化物触媒の製造方法及び触媒 | |
| TW202504682A (zh) | 含鈦氧化矽 | |
| JP2006159058A (ja) | チタン含有珪素酸化物触媒の製造方法及び触媒 | |
| JP2012115742A (ja) | チタン含有珪素酸化物触媒の製造方法及びオキシラン化合物の製造方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 19767687 Country of ref document: EP Kind code of ref document: A1 |
|
| ENP | Entry into the national phase |
Ref document number: 2020506568 Country of ref document: JP Kind code of ref document: A |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 202047043663 Country of ref document: IN |
|
| ENP | Entry into the national phase |
Ref document number: 20207029441 Country of ref document: KR Kind code of ref document: A |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2019767687 Country of ref document: EP |
|
| ENP | Entry into the national phase |
Ref document number: 2019767687 Country of ref document: EP Effective date: 20201015 |
|
| WWW | Wipo information: withdrawn in national office |
Ref document number: 2019767687 Country of ref document: EP |
|
| WWG | Wipo information: grant in national office |
Ref document number: 520420105 Country of ref document: SA |