JP2020517443A - TiO2を含有している細孔性モノリスおよびその製造方法 - Google Patents
TiO2を含有している細孔性モノリスおよびその製造方法 Download PDFInfo
- Publication number
- JP2020517443A JP2020517443A JP2019557592A JP2019557592A JP2020517443A JP 2020517443 A JP2020517443 A JP 2020517443A JP 2019557592 A JP2019557592 A JP 2019557592A JP 2019557592 A JP2019557592 A JP 2019557592A JP 2020517443 A JP2020517443 A JP 2020517443A
- Authority
- JP
- Japan
- Prior art keywords
- monolith
- porous
- porous monolith
- macropores
- weight
- 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.)
- Granted
Links
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title abstract description 9
- 238000004519 manufacturing process Methods 0.000 title description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 17
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 8
- 239000011148 porous material Substances 0.000 claims description 33
- 239000000243 solution Substances 0.000 claims description 33
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 23
- 239000002243 precursor Substances 0.000 claims description 21
- 239000000839 emulsion Substances 0.000 claims description 18
- 238000001035 drying Methods 0.000 claims description 16
- 239000010936 titanium Substances 0.000 claims description 16
- 238000001354 calcination Methods 0.000 claims description 15
- 239000004094 surface-active agent Substances 0.000 claims description 14
- 239000007864 aqueous solution Substances 0.000 claims description 13
- 230000002378 acidificating effect Effects 0.000 claims description 12
- 229910052719 titanium Inorganic materials 0.000 claims description 12
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 7
- 230000000284 resting effect Effects 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 150000002894 organic compounds Chemical class 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 5
- 230000002431 foraging effect Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052684 Cerium Inorganic materials 0.000 claims description 3
- 229910052787 antimony Inorganic materials 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 238000010304 firing Methods 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229910052746 lanthanum Inorganic materials 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 229910052755 nonmetal Inorganic materials 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 3
- 229910052702 rhenium Inorganic materials 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- 229910052718 tin Inorganic materials 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 21
- 239000007787 solid Substances 0.000 description 17
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 12
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 10
- 238000002485 combustion reaction Methods 0.000 description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical group CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 7
- 230000001699 photocatalysis Effects 0.000 description 7
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 230000032683 aging Effects 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- 239000011941 photocatalyst Substances 0.000 description 5
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000010494 dissociation reaction Methods 0.000 description 4
- 230000005593 dissociations Effects 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 4
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- CXRFDZFCGOPDTD-UHFFFAOYSA-M Cetrimide Chemical compound [Br-].CCCCCCCCCCCCCC[N+](C)(C)C CXRFDZFCGOPDTD-UHFFFAOYSA-M 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 150000004703 alkoxides Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000012686 silicon precursor Substances 0.000 description 2
- -1 titanium alkoxides Chemical class 0.000 description 2
- JMXKSZRRTHPKDL-UHFFFAOYSA-N titanium ethoxide Chemical compound [Ti+4].CC[O-].CC[O-].CC[O-].CC[O-] JMXKSZRRTHPKDL-UHFFFAOYSA-N 0.000 description 2
- 238000001429 visible spectrum Methods 0.000 description 2
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 238000004438 BET method Methods 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical group [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
- SMZOGRDCAXLAAR-UHFFFAOYSA-N aluminium isopropoxide Chemical compound [Al+3].CC(C)[O-].CC(C)[O-].CC(C)[O-] SMZOGRDCAXLAAR-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 1
- 229910052809 inorganic oxide Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000012229 microporous material Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 238000002459 porosimetry Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- MDDPTCUZZASZIQ-UHFFFAOYSA-N tris[(2-methylpropan-2-yl)oxy]alumane Chemical compound [Al+3].CC(C)(C)[O-].CC(C)(C)[O-].CC(C)(C)[O-] MDDPTCUZZASZIQ-UHFFFAOYSA-N 0.000 description 1
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
- 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
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/85—Coating or impregnation with inorganic materials
- C04B41/87—Ceramics
-
- 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
- B01J21/063—Titanium; Oxides or hydroxides thereof
-
- 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
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/31—Density
-
- 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
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/39—Photocatalytic properties
-
- 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
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
-
- 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
-
- 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
- B01J35/61—Surface area
- B01J35/615—100-500 m2/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
- B01J35/61—Surface area
- B01J35/617—500-1000 m2/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
- B01J35/633—Pore volume less than 0.5 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
- B01J35/635—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
- B01J35/643—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
- 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
- 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
- B01J35/653—500-1000 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
- 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
- B01J35/657—Pore diameter larger than 1000 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
- 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
- B01J35/66—Pore distribution
- B01J35/69—Pore distribution bimodal
-
- 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
-
- 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
- B01J37/0236—Drying, e.g. preparing a suspension, adding a soluble salt and drying
-
- 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
- B01J37/036—Precipitation; Co-precipitation to form a gel or a cogel
-
- 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
- B01J37/082—Decomposition and pyrolysis
- B01J37/088—Decomposition of a metal salt
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/04—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by decomposition of inorganic compounds, e.g. ammonia
- C01B3/042—Decomposition of water
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/0045—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by a process involving the formation of a sol or a gel, e.g. sol-gel or precipitation processes
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/0051—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/0051—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity
- C04B38/0058—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity open porosity
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/0067—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the density of the end product
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/007—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore distribution, e.g. inhomogeneous distribution of pores
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5025—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with ceramic materials
- C04B41/5041—Titanium oxide or titanates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0081—Uses not provided for elsewhere in C04B2111/00 as catalysts or catalyst carriers
- C04B2111/00827—Photocatalysts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Catalysts (AREA)
- Nanotechnology (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
Description
a) 界面活性剤を含有している溶液を、酸性水溶液と混合して、界面活性剤を含んでいる酸性水溶液を得る工程;
b) 少なくとも1種のケイ素および/またはアルミニウムの前駆体を、工程a)において得られた溶液に加える工程;
c) 少なくとも1種の液体有機化合物であって、工程b)において得られた溶液に混和しないものを、工程b)において得られた溶液に加えて、エマルジョンを形成する工程;
d) 工程c)において得られたエマルジョンを湿潤状態で放置して熟成させ、ゲルを得る工程;
e) 工程d)において得られたゲルを、有機溶液により洗浄する工程;
f) 工程e)において得られたゲルを、乾燥させかつ焼成して、細孔性モノリスを得る工程;
g) 少なくとも1種の可溶性チタン前駆体を含んでいる溶液を、工程f)において得られた細孔性モノリスの孔隙に含浸させる工程;
h) 場合による、工程g)において得られた細孔性モノリスを、湿潤状態中に放置して熟成させる工程;
i) 工程g)またはh)において得られた細孔性モノリスを、乾燥させかつ焼成して、TiO2を含有している細孔性モノリスを得る工程
を含む。
(定義)
後続の明細書において、化学元素の族は、CAS分類に従って与えられる(CRC Handbook of Chemistry and Physics,CRC Press出版,チーフ編集者D. R. Lide,第81版,2000-2001)。例えば、CAS分類に従う第VIII族は、新IUPAC分類に従う8、9および10族の金属に対応する。
」は、径が50nm超である細孔を意味するとして意図され、より詳細には、用語「I型マクロ細孔(type-I macropores)」は、径が50nm超かつ1000nm(1μm)以下である細孔を意味するとして意図され、用語「II型マクロ細孔(type-II macropores)」は、径が1μm超かつ10μm以下である細孔を意味するとして意図される。
本発明によると、細孔性モノリスは、モノリスの全重量に対して20重量%〜70重量%のTiO2、好ましくは20重量%〜60重量%のTiO2を含む。本発明による細孔性モノリスは、モノリスの全重量に対して、30重量%〜80重量%、好ましくは40重量%〜80重量%の、シリカ、アルミナまたはシリカ−アルミナから選択される耐火性酸化物も含む。
a) 界面活性剤を含有している溶液を酸性水溶液と混合して、界面活性剤を含んでいる酸性水溶液を得る工程;
b) 少なくとも1種のケイ素および/またはアルミニウムの前駆体を、工程a)において得られた溶液に加える工程;
c) 工程b)において得られた溶液に混和しない少なくとも1種の液体有機化合物を、工程b)において得られた溶液に加えて、エマルジョンを形成する工程;
d) 工程c)において得られたエマルジョンを湿潤状態で放置して熟成させて、ゲルを得る工程;
e) 工程d)において得られたゲルを有機溶液により洗浄する工程;
f) 工程e)において得られたゲルを乾燥させかつ焼成して、細孔性モノリスを得る工程;
g) 少なくとも1種の可溶性チタン前駆体を含んでいる溶液を、工程f)において得られた細孔性モノリスの孔隙に含浸させる工程;
h) 場合による、工程g)において得られた細孔性モノリスを、湿潤状態で放置して熟成させる工程;
i) 工程g)またはh)において得られた細孔性モノリスを、乾燥させかつ焼成して、TiO2を含有している細孔性モノリスを得る工程
を含む、方法も記載する。
本発明による方法の工程a)の間に、界面活性剤を含有している溶液は、酸性水溶液と混合されて、界面活性剤を含んでいる酸性水溶液が得られる。この工程は、好ましくは、周囲温度で行われる。
本発明による方法の工程b)の間に、少なくとも1種のケイ素および/またはアルミニウムの前駆体が、工程a)において得られた溶液に添加される。
本発明による方法の工程c)の間に、少なくとも1種の液体有機化合物であって、工程b)において得られた溶液に混和しないものが、工程b)において得られた溶液に加えられて、エマルジョンが形成される。この工程は、好ましくは、周囲温度で行われる。
本発明による方法の工程d)の間に、工程c)において得られたエマルジョンは、湿潤状態で放置されて熟成させられ、ゲルが得られる。
本発明による方法の工程e)の間に、工程d)において得られたゲルは、有機溶液により洗浄される。この工程は、好ましくは、周囲温度で行われる。
本発明による方法の工程f)の間に、工程e)において得られたゲルは、空気中で乾燥させられかつ焼成されて、細孔性モノリスが得られる。
本発明による方法の工程g)の間に、少なくとも1種の可溶性チタン前駆体を含んでいる溶液が、工程f)において得られた細孔性モノリスの孔隙に含浸させられる。
本発明による方法の工程h)の間に、工程g)において得られた細孔性モノリスは、湿潤状態で放置されて熟成させられる。
本発明による方法の工程i)の間に、工程g)またはh)において得られた細孔性モノリスは、空気下に乾燥させられかつ焼成されて、TiO2を含有している細孔性モノリスが得られる。
(実施例1:固体A(本発明に合致しない)TiO2モノリス)
ポリエチレングリコール(Aldrich(登録商標)、MW=20000)1gが、蒸留水2mLに加えられ、次いで、塩化水素酸溶液(37重量%、Aldrich(登録商標)、純度97%)1mLと混合される。チタンイソプロポキシド(Aldrich(登録商標)、純度97%)1.1gが、この混合物に周囲温度で加えられ、生じた混合物は、明白に単一の相の混合物が得られるまで撹拌される。
ミリスチルトリメチルアンモニウムブロミド(Aldrich(登録商標)、純度>99%)1.12gが、蒸留水2mLに加えられ、次いで、塩化水素酸溶液(37重量%、Aldrich(登録商標)、純度97%)1mLと混合される。チタンイソプロポキシド(Aldrich(登録商標)、純度97%)2.2gが、この混合物に周囲温度で加えられ、得られた混合物は、明白に単一な相の混合物が得られるまで撹拌される。
ミリスチルトリメチルアンモニウムブロミド(Aldrich(登録商標)、純度>99%)1.12gが、蒸留水2mLに加えられ、次いで、塩化水素酸溶液(37重量%、Aldrich(登録商標)、純度97%)1mLと混合される。オルトケイ酸テトラエチル(Aldrich(登録商標)、純度>99%)1.02gが、この混合物に周囲温度で加えられ、得られた混合物は、明白に単一な相の混合物が得られるまで撹拌される。
細孔性モノリスA、BおよびCは、貫流式床連続鋼性反応器における気相中の水の解離による二原子水素の光触媒的製造の試験に付される。この反応器は、石英から作製された光学窓と、光学窓の反対側のフリットとを備え、このフリットの上に固体が置かれる、ものである。
Claims (15)
- 細孔性モノリスであって、モノリスの全重量に対して20重量%〜70重量%のTiO2、モノリスの全重量に対して30重量%〜80重量%の、シリカ、アルミナまたはシリカ−アルミナから選択される耐火性酸化物を含んでいる細孔性モノリスにおいて、前記細孔性モノリスが含むバルク密度は、0.19g/mL未満であることを特徴とする細孔性モノリス。
- 前記細孔性モノリスが含むバルク密度は、0.16g/mL未満であることを特徴とする請求項1に記載のモノリス。
- 0.2〜50nmの細孔径についてのメソ細孔を含み、メソ細孔容積は、0.1〜1mL/gであることを特徴とする請求項1または2に記載のモノリス。
- 細孔径が50nm超かつ1000nm以下であるI型マクロ細孔を含み、I型マクロ細孔容積は、0.1〜3mL/gであることを特徴とする請求項1または2に記載のモノリス。
- 細孔径が1μm超かつ10μm以下であるII型マクロ細孔を含み、II型マクロ細孔容積は、0.1〜8mL/gであることを特徴とする請求項1または2に記載のモノリス。
- メソ孔隙および/またはI型マクロ孔隙および/またはII型マクロ孔隙を含むことを特徴とする請求項1〜5のいずれか1つに記載のモノリス。
- 10μm超の細孔径についてのマクロ細孔も含み、該マクロ細孔の容積は、0.5mL/g未満であることを特徴とする請求項1〜6のいずれか1つに記載のモノリス。
- モノリスが含むBET比表面積は、150〜700m2/gであることを特徴とする請求項1〜7のいずれか1つに記載のモノリス。
- 元素周期律表の第IA族、第IIA族、第VIIIB族、第IB族および第IIIA族の元素から選択される少なくとも1種の元素Mも、金属または酸化物の状態で、単独または混合物として含むことを特徴とする請求項1〜8のいずれか1つに記載のモノリス。
- 元素(1種または複数種)Mの含有率は、細孔性モノリスの全重量に対して0.001重量%〜20重量%である、請求項9に記載のモノリス。
- 金属元素、例えば、元素V、Ni、Cr、Mo、Fe、Sn、Mn、Co、Re、Nb、Sb、La、Ce、TaまたはTi、非金属元素、例えば、C、N、S、FまたはP、または金属および非金属の元素の混合物から選択される1種または複数種のドーピング元素も含むことを特徴とする請求項1〜10のいずれか1つに記載のモノリス。
- ドーピング元素の含有率は、細孔性モノリスの全重量に対して0.001重量%〜5重量%である、請求項11に記載のモノリス。
- 請求項1〜12のいずれか1つに記載の細孔性モノリスを調製する方法であって、以下の工程:
a) 界面活性剤を含有している溶液を、酸性水溶液と混合して、界面活性剤を含んでいる酸性水溶液を得る工程;
b) 少なくとも1種のケイ素および/またはアルミニウムの前駆体を、工程a)において得られた溶液に加える工程;
c) 少なくとも1種の液体有機化合物であって、工程b)において得られた溶液に混和しないものを、工程b)において得られた溶液に加えて、エマルジョンを形成する工程;
d) 工程c)において得られたエマルジョンを、湿潤状態で放置して熟成させて、ゲルを得る工程;
e) 工程d)において得られたゲルを、有機溶液により洗浄する工程;
f) 工程e)において得られたゲルを、乾燥させかつ焼成して、細孔性モノリスを得る工程;
g) 少なくとも1種の可溶性チタン前駆体を含んでいる溶液を、工程f)において得られた細孔性モノリスの孔隙に含浸させる工程;
h) 場合による、工程g)において得られた細孔性モノリスを、湿潤状態で放置して熟成させる工程;
i) 工程g)またはh)において得られた細孔性モノリスを、乾燥させかつ焼成して、TiO2を含有している細孔性モノリスを得る工程
を含む、方法。 - 工程i)において、乾燥処理が行われる際の温度は、5〜80℃であり、焼成が行われる際の温度は、300〜1000℃である、請求項13に記載の方法。
- 工程i)において、焼成を、連続する2回の工程:1〜10時間にわたる120〜250℃の第1の温度静止段階、次の、2〜24時間にわたる300〜950℃の第2の温度静止段階において行う、請求項13または14に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1753757A FR3065649B1 (fr) | 2017-04-28 | 2017-04-28 | Monolithe poreux contenant du tio2 et son procede de preparation |
FR1753757 | 2017-04-28 | ||
PCT/EP2018/060376 WO2018197432A1 (fr) | 2017-04-28 | 2018-04-23 | MONOLITHE POREUX CONTENANT DU TiO2 ET SON PROCEDE DE PREPARATION |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2020517443A true JP2020517443A (ja) | 2020-06-18 |
JP2020517443A5 JP2020517443A5 (ja) | 2021-06-10 |
JP7203755B2 JP7203755B2 (ja) | 2023-01-13 |
Family
ID=59381453
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019557592A Active JP7203755B2 (ja) | 2017-04-28 | 2018-04-23 | TiO2を含有している細孔性モノリスおよびその製造方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US11077427B2 (ja) |
EP (1) | EP3615210A1 (ja) |
JP (1) | JP7203755B2 (ja) |
CN (1) | CN110545917A (ja) |
AU (1) | AU2018258982A1 (ja) |
FR (1) | FR3065649B1 (ja) |
WO (1) | WO2018197432A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3080545B1 (fr) * | 2018-04-26 | 2020-04-10 | IFP Energies Nouvelles | Procede de captation et de decontamination d'un milieu gazeux en presence d'un monolithe comprenant du tio2 et de la silice. |
CN110038595A (zh) * | 2019-03-28 | 2019-07-23 | 昆明理工大学 | 一种Cr、S共掺杂TiO2纳米粉体的制备方法 |
FR3115219B1 (fr) | 2020-10-15 | 2023-07-14 | Ifp Energies Now | Lit catalytique comprenant un catalyseur photocatalytique particulaire |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009007219A (ja) * | 2007-06-29 | 2009-01-15 | Shinetsu Quartz Prod Co Ltd | 多孔質光触媒体の製造方法及び多孔質光触媒体並びに浄化装置 |
JP2010535614A (ja) * | 2007-08-08 | 2010-11-25 | サン−ゴバン クワルツ エス.ア.エス. | 光触媒フィルター用媒体 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2199541A (en) | 1986-10-16 | 1988-07-13 | Rig Design Services | Production of engineering drawings |
CN1030601C (zh) * | 1992-08-17 | 1996-01-03 | 中国石油化工总公司 | 低密度、大孔容、高强度氧化铝载体的制备方法 |
US5322821A (en) * | 1993-08-23 | 1994-06-21 | W. R. Grace & Co.-Conn. | Porous ceramic beads |
JP2008105905A (ja) * | 2006-10-26 | 2008-05-08 | Matsushita Electric Ind Co Ltd | 水の光分解装置 |
CN101722052A (zh) * | 2008-10-15 | 2010-06-09 | 赢创德固赛有限责任公司 | 催化剂载体 |
FR2937970B1 (fr) | 2008-10-30 | 2012-06-15 | Univ Paris Curie | Procede de preparation d'un monolithe de carbone ou de ceramique alveolaire comportant un reseau poreux hierarchise |
JP2012520236A (ja) * | 2009-03-16 | 2012-09-06 | ビーエーエスエフ ソシエタス・ヨーロピア | シリカゲル系触媒担体 |
CN101974314B (zh) * | 2010-09-29 | 2013-03-27 | 北京航空航天大学 | 隔热材料用二氧化硅基多孔块材及其包覆-干压成型的制备方法 |
FR2975309A1 (fr) | 2011-05-19 | 2012-11-23 | Centre Nat Rech Scient | Monolithe macrocellulaire de dioxyde de titane, procede de preparation, utilisation a titre de photocatalyseur et procede de decontamination |
FR3011547B1 (fr) * | 2013-10-03 | 2015-12-11 | Centre Nat Rech Scient | Materiau composite solide alveolaire comportant des nanoparticules metalliques, procede de preparation et utilisations pour le stockage reversible de l'hydrogene |
FR3016813B1 (fr) | 2014-01-27 | 2017-11-24 | Total Sa | Materiau a base de ti02 absorbant dans le visible et procede pour sa fabrication |
CN103861574B (zh) * | 2014-02-28 | 2015-11-04 | 中国海洋石油总公司 | 一种钛硅复合氧化物的制备方法 |
CN104150525B (zh) * | 2014-08-21 | 2016-05-18 | 安徽理工大学 | 氧化物多孔材料及其普适性制备方法 |
JP2016143742A (ja) * | 2015-01-30 | 2016-08-08 | シャープ株式会社 | 波長変換部材、発光装置、および波長変換部材の製造方法 |
-
2017
- 2017-04-28 FR FR1753757A patent/FR3065649B1/fr not_active Expired - Fee Related
-
2018
- 2018-04-23 EP EP18724473.6A patent/EP3615210A1/fr not_active Withdrawn
- 2018-04-23 JP JP2019557592A patent/JP7203755B2/ja active Active
- 2018-04-23 CN CN201880027993.8A patent/CN110545917A/zh active Pending
- 2018-04-23 AU AU2018258982A patent/AU2018258982A1/en not_active Abandoned
- 2018-04-23 WO PCT/EP2018/060376 patent/WO2018197432A1/fr active Application Filing
- 2018-04-23 US US16/608,312 patent/US11077427B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009007219A (ja) * | 2007-06-29 | 2009-01-15 | Shinetsu Quartz Prod Co Ltd | 多孔質光触媒体の製造方法及び多孔質光触媒体並びに浄化装置 |
JP2010535614A (ja) * | 2007-08-08 | 2010-11-25 | サン−ゴバン クワルツ エス.ア.エス. | 光触媒フィルター用媒体 |
Also Published As
Publication number | Publication date |
---|---|
WO2018197432A1 (fr) | 2018-11-01 |
JP7203755B2 (ja) | 2023-01-13 |
CN110545917A (zh) | 2019-12-06 |
US11077427B2 (en) | 2021-08-03 |
US20210101133A1 (en) | 2021-04-08 |
FR3065649A1 (fr) | 2018-11-02 |
AU2018258982A1 (en) | 2019-10-17 |
EP3615210A1 (fr) | 2020-03-04 |
FR3065649B1 (fr) | 2020-05-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
He et al. | Thermally stable SiO2-doped mesoporous anatase TiO2 with large surface area and excellent photocatalytic activity | |
Ismail et al. | Mesostructure Au/TiO2 nanocomposites for highly efficient catalytic reduction of p-nitrophenol | |
Bacsa et al. | Effect of rutile phase on the photocatalytic properties of nanocrystalline titania during the degradation of p-coumaric acid | |
Suzuki et al. | Visible light-sensitive mesoporous N-doped Ta 2 O 5 spheres: synthesis and photocatalytic activity for hydrogen evolution and CO 2 reduction | |
Nilchi et al. | New TiO2/SiO2 nanocomposites—Phase transformations and photocatalytic studies | |
Kim et al. | Sol–gel synthesis of sodium silicate and titanium oxychloride based TiO2–SiO2 aerogels and their photocatalytic property under UV irradiation | |
JP5404056B2 (ja) | 酸化物混合物 | |
Zhang et al. | Preparation and photocatalytic activity of B–N co-doped mesoporous TiO2 | |
Cheng et al. | SiO2/TiO2 composite aerogels: preparation via ambient pressure drying and photocatalytic performance | |
Heiligtag et al. | Anatase–silica composite aerogels: a nanoparticle-based approach | |
JP7203755B2 (ja) | TiO2を含有している細孔性モノリスおよびその製造方法 | |
JP2003512992A (ja) | ナノメートル寸法の粒子を組み込んだメソ構造物質 | |
Wang et al. | 7 Preparation of | |
JPWO2011065416A1 (ja) | 複合酸化物、その製造法及び排ガス浄化用触媒 | |
Llano et al. | Effect of the type of acid used in the synthesis of titania–silica mixed oxides on their photocatalytic properties | |
Liu et al. | Synthesis of titania–silica aerogel-like microspheres by a water-in-oil emulsion method via ambient pressure drying and their photocatalytic properties | |
Dahl et al. | Control of the crystallinity in TiO 2 microspheres through silica impregnation | |
Shao et al. | Sol–gel synthesis of photoactive kaolinite-titania: effect of the preparation method and their photocatalytic properties | |
JP2009269766A (ja) | 窒素がドープされたメソポーラス二酸化チタン | |
Chen et al. | Template-free sol–gel preparation and characterization of free-standing visible light responsive C, N-modified porous monolithic TiO2 | |
US11739000B2 (en) | Preparation of SiO2—TiO2 composite aerogels and SiO2@TiO2 core-shell aerogels with high thermal stability and enhanced photocatalysis | |
Mazinani et al. | Synthesis and photocatalytic performance of hollow sphere particles of SiO2-TiO2 composite of mesocellular foam walls | |
Hao et al. | Hierarchically porous silica supported ceria and platinum nanoparticles for catalytic combustion of toluene | |
Liu et al. | Characterization and photocatalytic activity of mixed nanocrystalline TiO2 powders prepared by xerogel-hydrothermal method in different acid solutions | |
JP3886594B2 (ja) | 酸化チタンを担持したシリカ三次元網状構造光触媒の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210419 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210419 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20220302 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220308 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220608 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220802 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20221031 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20221206 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20221227 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7203755 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |