WO2020241052A1 - 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 - Google Patents
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 Download PDFInfo
- Publication number
- WO2020241052A1 WO2020241052A1 PCT/JP2020/015413 JP2020015413W WO2020241052A1 WO 2020241052 A1 WO2020241052 A1 WO 2020241052A1 JP 2020015413 W JP2020015413 W JP 2020015413W WO 2020241052 A1 WO2020241052 A1 WO 2020241052A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- titanium
- silicon oxide
- mold
- containing silicon
- quaternary ammonium
- Prior art date
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- 239000010936 titanium Substances 0.000 title claims abstract description 91
- 229910052719 titanium Inorganic materials 0.000 title claims abstract description 88
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title claims abstract description 87
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 229910052814 silicon oxide Inorganic materials 0.000 title claims abstract description 74
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 150000002118 epoxides Chemical class 0.000 title claims abstract 3
- -1 tertiary amine compound Chemical class 0.000 claims abstract description 34
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 28
- 239000000203 mixture Substances 0.000 claims abstract description 18
- 150000003856 quaternary ammonium compounds Chemical class 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims description 53
- 239000007787 solid Substances 0.000 claims description 53
- 238000002156 mixing Methods 0.000 claims description 43
- 239000002904 solvent Substances 0.000 claims description 34
- 150000001336 alkenes Chemical class 0.000 claims description 24
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 22
- 239000002994 raw material Substances 0.000 claims description 19
- FRIBMENBGGCKPD-UHFFFAOYSA-N 3-(2,3-dimethoxyphenyl)prop-2-enal Chemical group COC1=CC=CC(C=CC=O)=C1OC FRIBMENBGGCKPD-UHFFFAOYSA-N 0.000 claims description 17
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 16
- 229910052710 silicon Inorganic materials 0.000 claims description 16
- 239000010703 silicon Substances 0.000 claims description 16
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 9
- 125000001453 quaternary ammonium group Chemical group 0.000 claims description 8
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 7
- 238000006884 silylation reaction Methods 0.000 claims description 7
- NHLUVTZJQOJKCC-UHFFFAOYSA-N n,n-dimethylhexadecan-1-amine Chemical compound CCCCCCCCCCCCCCCCN(C)C NHLUVTZJQOJKCC-UHFFFAOYSA-N 0.000 claims description 5
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 4
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 4
- 239000004711 α-olefin Substances 0.000 claims description 4
- RLGQACBPNDBWTB-UHFFFAOYSA-N cetyltrimethylammonium ion Chemical compound CCCCCCCCCCCCCCCC[N+](C)(C)C RLGQACBPNDBWTB-UHFFFAOYSA-N 0.000 claims description 3
- 125000001183 hydrocarbyl group Chemical group 0.000 claims 6
- 239000003054 catalyst Substances 0.000 abstract description 24
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 27
- 150000002430 hydrocarbons Chemical group 0.000 description 23
- 238000006243 chemical reaction Methods 0.000 description 21
- 238000006735 epoxidation reaction Methods 0.000 description 14
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- 238000000605 extraction Methods 0.000 description 11
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 10
- 150000002924 oxiranes Chemical class 0.000 description 10
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 9
- 239000002243 precursor Substances 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- 150000002432 hydroperoxides Chemical class 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 239000007791 liquid phase Substances 0.000 description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- RWGFKTVRMDUZSP-UHFFFAOYSA-N cumene Chemical compound CC(C)C1=CC=CC=C1 RWGFKTVRMDUZSP-UHFFFAOYSA-N 0.000 description 6
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 description 6
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000002253 acid Substances 0.000 description 4
- 125000003118 aryl group Chemical group 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- WJLUBOLDZCQZEV-UHFFFAOYSA-M hexadecyl(trimethyl)azanium;hydroxide Chemical compound [OH-].CCCCCCCCCCCCCCCC[N+](C)(C)C WJLUBOLDZCQZEV-UHFFFAOYSA-M 0.000 description 3
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- RLJWTAURUFQFJP-UHFFFAOYSA-N propan-2-ol;titanium Chemical compound [Ti].CC(C)O.CC(C)O.CC(C)O.CC(C)O RLJWTAURUFQFJP-UHFFFAOYSA-N 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- VXUYXOFXAQZZMF-UHFFFAOYSA-N tetraisopropyl titanate Substances CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 description 3
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical class CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical compound CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 description 2
- AFFLGGQVNFXPEV-UHFFFAOYSA-N 1-decene Chemical compound CCCCCCCCC=C AFFLGGQVNFXPEV-UHFFFAOYSA-N 0.000 description 2
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 2
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 2
- RYPKRALMXUUNKS-UHFFFAOYSA-N 2-Hexene Natural products CCCC=CC RYPKRALMXUUNKS-UHFFFAOYSA-N 0.000 description 2
- SZNYYWIUQFZLLT-UHFFFAOYSA-N 2-methyl-1-(2-methylpropoxy)propane Chemical compound CC(C)COCC(C)C SZNYYWIUQFZLLT-UHFFFAOYSA-N 0.000 description 2
- BDCFWIDZNLCTMF-UHFFFAOYSA-N 2-phenylpropan-2-ol Chemical compound CC(C)(O)C1=CC=CC=C1 BDCFWIDZNLCTMF-UHFFFAOYSA-N 0.000 description 2
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
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- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 239000002168 alkylating agent Substances 0.000 description 2
- 229940100198 alkylating agent Drugs 0.000 description 2
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- WGQKYBSKWIADBV-UHFFFAOYSA-N benzylamine Chemical compound NCC1=CC=CC=C1 WGQKYBSKWIADBV-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- GZUXJHMPEANEGY-UHFFFAOYSA-N bromomethane Chemical compound BrC GZUXJHMPEANEGY-UHFFFAOYSA-N 0.000 description 2
- HQABUPZFAYXKJW-UHFFFAOYSA-N butan-1-amine Chemical compound CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- DCFKHNIGBAHNSS-UHFFFAOYSA-N chloro(triethyl)silane Chemical compound CC[Si](Cl)(CC)CC DCFKHNIGBAHNSS-UHFFFAOYSA-N 0.000 description 2
- IJOOHPMOJXWVHK-UHFFFAOYSA-N chlorotrimethylsilane Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000011437 continuous method Methods 0.000 description 2
- HGCIXCUEYOPUTN-UHFFFAOYSA-N cyclohexene Chemical compound C1CCC=CC1 HGCIXCUEYOPUTN-UHFFFAOYSA-N 0.000 description 2
- 238000010908 decantation Methods 0.000 description 2
- 150000001993 dienes Chemical class 0.000 description 2
- 239000003085 diluting agent Substances 0.000 description 2
- JJQZDUKDJDQPMQ-UHFFFAOYSA-N dimethoxy(dimethyl)silane Chemical compound CO[Si](C)(C)OC JJQZDUKDJDQPMQ-UHFFFAOYSA-N 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
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- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- BFXIKLCIZHOAAZ-UHFFFAOYSA-N methyltrimethoxysilane Chemical compound CO[Si](C)(OC)OC BFXIKLCIZHOAAZ-UHFFFAOYSA-N 0.000 description 2
- FDPIMTJIUBPUKL-UHFFFAOYSA-N pentan-3-one Chemical compound CCC(=O)CC FDPIMTJIUBPUKL-UHFFFAOYSA-N 0.000 description 2
- WGYKZJWCGVVSQN-UHFFFAOYSA-N propylamine Chemical compound CCCN WGYKZJWCGVVSQN-UHFFFAOYSA-N 0.000 description 2
- 229910000077 silane Inorganic materials 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 2
- VDZOOKBUILJEDG-UHFFFAOYSA-M tetrabutylammonium hydroxide Chemical compound [OH-].CCCC[N+](CCCC)(CCCC)CCCC VDZOOKBUILJEDG-UHFFFAOYSA-M 0.000 description 2
- KWEKXPWNFQBJAY-UHFFFAOYSA-N (dimethyl-$l^{3}-silanyl)oxy-dimethylsilicon Chemical compound C[Si](C)O[Si](C)C KWEKXPWNFQBJAY-UHFFFAOYSA-N 0.000 description 1
- MASDFXZJIDNRTR-UHFFFAOYSA-N 1,3-bis(trimethylsilyl)urea Chemical compound C[Si](C)(C)NC(=O)N[Si](C)(C)C MASDFXZJIDNRTR-UHFFFAOYSA-N 0.000 description 1
- FJLUATLTXUNBOT-UHFFFAOYSA-N 1-Hexadecylamine Chemical compound CCCCCCCCCCCCCCCCN FJLUATLTXUNBOT-UHFFFAOYSA-N 0.000 description 1
- JPZYXGPCHFZBHO-UHFFFAOYSA-N 1-aminopentadecane Chemical compound CCCCCCCCCCCCCCCN JPZYXGPCHFZBHO-UHFFFAOYSA-N 0.000 description 1
- GQNOPVSQPBUJKQ-UHFFFAOYSA-N 1-hydroperoxyethylbenzene Chemical compound OOC(C)C1=CC=CC=C1 GQNOPVSQPBUJKQ-UHFFFAOYSA-N 0.000 description 1
- HFZLSTDPRQSZCQ-UHFFFAOYSA-N 1-pyrrolidin-3-ylpyrrolidine Chemical compound C1CCCN1C1CNCC1 HFZLSTDPRQSZCQ-UHFFFAOYSA-N 0.000 description 1
- NRKYWOKHZRQRJR-UHFFFAOYSA-N 2,2,2-trifluoroacetamide Chemical compound NC(=O)C(F)(F)F NRKYWOKHZRQRJR-UHFFFAOYSA-N 0.000 description 1
- LCZVSXRMYJUNFX-UHFFFAOYSA-N 2-[2-(2-hydroxypropoxy)propoxy]propan-1-ol Chemical compound CC(O)COC(C)COC(C)CO LCZVSXRMYJUNFX-UHFFFAOYSA-N 0.000 description 1
- BWZNUKUXXWKJRI-UHFFFAOYSA-N 2-[diethylamino(dimethyl)silyl]propanenitrile Chemical compound CCN(CC)[Si](C)(C)C(C)C#N BWZNUKUXXWKJRI-UHFFFAOYSA-N 0.000 description 1
- UJMZZAZBRIPOHZ-UHFFFAOYSA-N 2-ethylhexan-1-ol;titanium Chemical compound [Ti].CCCCC(CC)CO UJMZZAZBRIPOHZ-UHFFFAOYSA-N 0.000 description 1
- QUVMSYUGOKEMPX-UHFFFAOYSA-N 2-methylpropan-1-olate;titanium(4+) Chemical compound [Ti+4].CC(C)C[O-].CC(C)C[O-].CC(C)C[O-].CC(C)C[O-] QUVMSYUGOKEMPX-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- ZQDPJFUHLCOCRG-UHFFFAOYSA-N 3-hexene Chemical compound CCC=CCC ZQDPJFUHLCOCRG-UHFFFAOYSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- GPIARXZSVWTOMD-UHFFFAOYSA-N 4-[chloro(dimethyl)silyl]butanenitrile Chemical compound C[Si](C)(Cl)CCCC#N GPIARXZSVWTOMD-UHFFFAOYSA-N 0.000 description 1
- OSDWBNJEKMUWAV-UHFFFAOYSA-N Allyl chloride Chemical compound ClCC=C OSDWBNJEKMUWAV-UHFFFAOYSA-N 0.000 description 1
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- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 description 1
- 239000005046 Chlorosilane Substances 0.000 description 1
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- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
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- JOOMLFKONHCLCJ-UHFFFAOYSA-N N-(trimethylsilyl)diethylamine Chemical compound CCN(CC)[Si](C)(C)C JOOMLFKONHCLCJ-UHFFFAOYSA-N 0.000 description 1
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- YKFRUJSEPGHZFJ-UHFFFAOYSA-N N-trimethylsilylimidazole Chemical compound C[Si](C)(C)N1C=CN=C1 YKFRUJSEPGHZFJ-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- REYJJPSVUYRZGE-UHFFFAOYSA-N Octadecylamine Chemical compound CCCCCCCCCCCCCCCCCCN REYJJPSVUYRZGE-UHFFFAOYSA-N 0.000 description 1
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- VBIIFPGSPJYLRR-UHFFFAOYSA-M Stearyltrimethylammonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCCCC[N+](C)(C)C VBIIFPGSPJYLRR-UHFFFAOYSA-M 0.000 description 1
- PLZVEHJLHYMBBY-UHFFFAOYSA-N Tetradecylamine Chemical compound CCCCCCCCCCCCCCN PLZVEHJLHYMBBY-UHFFFAOYSA-N 0.000 description 1
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- LCKIEQZJEYYRIY-UHFFFAOYSA-N Titanium ion Chemical compound [Ti+4] LCKIEQZJEYYRIY-UHFFFAOYSA-N 0.000 description 1
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- HIMXYMYMHUAZLW-UHFFFAOYSA-N [[[dimethyl(phenyl)silyl]amino]-dimethylsilyl]benzene Chemical compound C=1C=CC=CC=1[Si](C)(C)N[Si](C)(C)C1=CC=CC=C1 HIMXYMYMHUAZLW-UHFFFAOYSA-N 0.000 description 1
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- 125000003668 acetyloxy group Chemical group [H]C([H])([H])C(=O)O[*] 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 125000002015 acyclic group Chemical group 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000002521 alkyl halide group Chemical group 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- SWLVFNYSXGMGBS-UHFFFAOYSA-N ammonium bromide Chemical compound [NH4+].[Br-] SWLVFNYSXGMGBS-UHFFFAOYSA-N 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- YSJGOMATDFSEED-UHFFFAOYSA-M behentrimonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCCCCCCCC[N+](C)(C)C YSJGOMATDFSEED-UHFFFAOYSA-M 0.000 description 1
- YOUGRGFIHBUKRS-UHFFFAOYSA-N benzyl(trimethyl)azanium Chemical compound C[N+](C)(C)CC1=CC=CC=C1 YOUGRGFIHBUKRS-UHFFFAOYSA-N 0.000 description 1
- ABHNFDUSOVXXOA-UHFFFAOYSA-N benzyl-chloro-dimethylsilane Chemical compound C[Si](C)(Cl)CC1=CC=CC=C1 ABHNFDUSOVXXOA-UHFFFAOYSA-N 0.000 description 1
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- NQLVIKZJXFGUET-UHFFFAOYSA-N trimethyl(pyrrolidin-1-yl)silane Chemical compound C[Si](C)(C)N1CCCC1 NQLVIKZJXFGUET-UHFFFAOYSA-N 0.000 description 1
- AISMNBXOJRHCIA-UHFFFAOYSA-N trimethylazanium;bromide Chemical compound Br.CN(C)C AISMNBXOJRHCIA-UHFFFAOYSA-N 0.000 description 1
- SIOVKLKJSOKLIF-HJWRWDBZSA-N trimethylsilyl (1z)-n-trimethylsilylethanimidate Chemical compound C[Si](C)(C)OC(/C)=N\[Si](C)(C)C SIOVKLKJSOKLIF-HJWRWDBZSA-N 0.000 description 1
- GCGXSWVZNAVCBH-UHFFFAOYSA-N trimethylsilyl n-methoxy-n-trimethylsilylcarbamate Chemical compound CON([Si](C)(C)C)C(=O)O[Si](C)(C)C GCGXSWVZNAVCBH-UHFFFAOYSA-N 0.000 description 1
- BJWLAWXGYSPPFL-UHFFFAOYSA-N trimethylsilyl sulfamate Chemical compound C[Si](C)(C)OS(N)(=O)=O BJWLAWXGYSPPFL-UHFFFAOYSA-N 0.000 description 1
- FTVLMFQEYACZNP-UHFFFAOYSA-N trimethylsilyl trifluoromethanesulfonate Chemical compound C[Si](C)(C)OS(=O)(=O)C(F)(F)F FTVLMFQEYACZNP-UHFFFAOYSA-N 0.000 description 1
- QFKMMXYLAPZKIB-UHFFFAOYSA-N undecan-1-amine Chemical compound CCCCCCCCCCCN QFKMMXYLAPZKIB-UHFFFAOYSA-N 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
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- 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)
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- 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
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/03—Catalysts comprising molecular sieves not having base-exchange 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/89—Silicates, aluminosilicates or borosilicates of titanium, zirconium or hafnium
-
- 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
- B01J37/031—Precipitation
- B01J37/033—Using Hydrolysis
-
- 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
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- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B37/00—Compounds having molecular sieve properties but not having base-exchange properties
- C01B37/005—Silicates, i.e. so-called metallosilicalites or metallozeosilites
-
- 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
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/04—Compounds containing oxirane rings containing only hydrogen and carbon atoms in addition to the ring oxygen atoms
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- 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
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/10—After treatment, characterised by the effect to be obtained
- B01J2229/12—After treatment, characterised by the effect to be obtained to alter the outside of the crystallites, e.g. selectivation
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- 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
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/30—After treatment, characterised by the means used
- B01J2229/32—Reaction with silicon compounds, e.g. TEOS, siliconfluoride
Definitions
- the present invention relates to a method for producing a titanium-containing silicon oxide, a method for producing an epoxide from an olefin using the titanium-containing silicon oxide produced by the method as a catalyst, and a titanium-containing silicon oxide.
- Patent Document 1 describes a first step of obtaining a solid containing a catalyst component and a mold by mixing a silica source, a titanium source and a mold in a liquid state, and a first step.
- the second step of removing the mold from the obtained solid by a solvent extraction operation and the extraction solvent contained in the solid after removing the mold obtained in the second step are substantially the same as those of the silylating agent used in the fourth step below.
- Titanium-containing obtained by a production method including a third step of substituting with a specifically inert solvent and a fourth step of obtaining a silylated catalyst by subjecting the solid obtained in the third step to a silylation treatment.
- Silicon oxides are listed.
- the present invention relates to, but is not limited to: [Invention 1]
- a method for producing a titanium-containing silicon oxide which comprises the following steps.
- a step of mixing a silicon source, a mold and a solvent to obtain a solid containing a silicon oxide and a mold (raw material mixing step);
- a step of removing a mold from a solid obtained in a raw material mixing step to obtain a solid containing a silicon oxide (mold removal step);
- the process of introducing titanium into the system (titanium introduction process);
- the mold is a mixture of a quaternary ammonium compound having a quaternary ammonium ion represented by the following formula I and a tertiary amine compound represented by the following formula II.
- R 1 represents a hydrocarbon group of C 2 ⁇ 36, R 2, R 3 and R 4 each independently represent a hydrocarbon group of C 1 ⁇ 6)
- NR 5 R 6 R 7 II (In Equation II, R 5 represents a hydrocarbon group of C 2 ⁇ 36, R 6 and R 7 each independently represent a hydrogen atom or a hydrocarbon group of C 1 ⁇ 6)
- the molar ratio of the tertiary amine compound to the quaternary ammonium compound is 0.005 to 0.16.
- R 1 is a hydrocarbon group of C 10 ⁇ 22, a method according to the invention 1.
- R 5 is a hydrocarbon group of C 10 ⁇ 22, a method according to Invention 1 or 2.
- the quaternary ammonium ion is a hexadecyltrimethylammonium ion.
- [Invention 7] The method according to invention 6, wherein the molar ratio of the tertiary amine compound to the quaternary ammonium compound is 0.04 to 0.13.
- [Invention 8] The method according to any one of Inventions 1 to 7, wherein the raw material mixing step is the following step, and the titanium introduction step is carried out in the raw material mixing step: A step of mixing a silicon source, a titanium source, a mold agent, and a solvent to obtain a solid containing a silicon oxide into which titanium has been introduced and a mold agent.
- [Invention 9] A titanium-containing silicon oxide that can be produced by the method according to any one of the inventions 1 to 8.
- invention 10 An epoxide comprising a step of reacting an olefin with a hydroperoxide in the presence of a titanium-containing silicon oxide or the titanium-containing silicon oxide according to invention 9, which can be produced by the method according to any one of inventions 1 to 8. Manufacturing method.
- invention 11 The method according to invention 10, wherein the olefin is an ⁇ -olefin.
- invention 12 The method according to invention 10, wherein the olefin is propylene.
- invention 13 The method according to any one of inventions 10 to 12, wherein the hydroperoxide is cumene hydroperoxide.
- a method for producing an epoxide in a high yield in a reaction for producing an epoxide from an olefin and a hydroperoxide is provided.
- ⁇ -olefin means a hydrocarbon having a carbon-carbon unsaturated double bond at the ⁇ -position.
- hydrocarbon groups of CX to Y means hydrocarbon groups having XY to have carbon atoms.
- description of "lower limit to upper limit” representing a numerical range means “above the lower limit and below the upper limit”. That is, these descriptions represent a numerical range including a lower limit and an upper limit.
- the method for producing a titanium-containing silicon oxide according to one aspect of the present invention includes a raw material mixing step, a mold removing step, a silylation step, and a titanium introduction step.
- the titanium-containing silicon oxide is a compound in which a part of Si of the porous silicate (SiO 2 ) is replaced with Ti.
- the compound has a bond represented by —Si—O—Ti.
- the raw material mixing step is a step of mixing a silicon source, a mold and a solvent to obtain a solid containing a silicon oxide and a mold, and is sometimes referred to as step A.
- Silicon source refers to silicon oxide and silicon oxide precursors.
- the silicon oxide precursor refers to a compound in which a part or all of the silicon oxide precursor becomes silicon oxide by reacting the silicon oxide precursor with water.
- Amorphous silica can be mentioned as the silicon oxide.
- the silicon oxide precursor include alkoxysilane, alkyltrialkoxysilane, dialkyldialkoxysilane, and 1,2-bis (trialkoxysilyl) alkane.
- Alkoxysilanes include tetramethyl orthosilicates, tetraethyl orthosilicates, and tetrapropyl orthosilicates.
- Examples of the alkyltrialkoxysilane include trimethoxy (methyl) silane.
- the dialkyldialkoxysilane include dimethoxydimethylsilane.
- the silicon source a single one may be used, or several kinds may be used in combination.
- silicon oxide precursor When a silicon oxide precursor is used as the silicon source, it is preferable to use water as part or all of the solvent in step A. When the silicon oxide precursor is mixed with water, the silicon oxide precursor is partially or wholly changed to silicon oxide.
- the mold agent refers to a substance capable of forming a pore structure in a titanium-containing silicon oxide.
- the mold is a mixture of a quaternary ammonium compound having a quaternary ammonium ion represented by the following formula I and a tertiary amine compound represented by the following formula II.
- R 1 represents a hydrocarbon group of C 2 to 36 , and R 2 to R 4 independently represent a hydrocarbon group of C 1 to 6 ).
- NR 5 R 6 R 7 II (Wherein II, R 5 represents a hydrocarbon group of C 2 - 36, a hydrocarbon group of R 6 and R 7 a hydrogen atom or a C 1 are each independently 1-6.)
- R 1 is a hydrocarbon group of C 2 ⁇ 36, it may be linear or branched and may be aliphatic or aromatic.
- R 2 to R 4 are independent hydrocarbon groups of C 1 to 6 , and may be linear or branched. It is preferred that all of R 2 ⁇ R 4 are methyl groups.
- quaternary ammonium ion represented by the formula I include tetraethylammonium, tetrapropylammonium, tetrabutylammonium, decyltrimethylammonium, dodecyltrimethylammonium, hexadecyltrimethylammonium, octadecyltrimethylammonium, and eicosyltrimethylammonium. Examples thereof include cations such as behenyltrimethylammonium and benzyltrimethylammonium.
- the compound containing the quaternary ammonium ion represented by the formula I include tetraethylammonium hydroxide, tetrapropylammonium hydroxide, tetrabutylammonium hydroxide, decyltrimethylammonium hydroxide, decyltrimethylammonium chloride, and decyltrimethyl.
- Ammonium bromide dodecyltrimethylammonium hydroxide, dodecyltrimethylammonium chloride, dodecyltrimethylammonium bromide, hexadecyltrimethylammonium hydroxide, hexadecyltrimethylammonium chloride, hexadecyltrimethylammonium bromide, octadecyltrimethylammonium hydroxide, octadecyltrimethylammonium chloride, octadecyl Examples thereof include trimethylammonium bromide, eicosyltrimethylammonium hydroxide, eicosyltrimethylammonium chloride, eicosyltrimethylammonium bromide, behenyltrimethylammonium hydroxide, behenyltrimethylammonium chloride, and behenyltrimethylammonium bromide.
- R 5 is a hydrocarbon group of C 2 ⁇ 36, may be branched may be linear, aliphatic or aromatic. Preferably a hydrocarbon group of C 10 ⁇ 22.
- R 6 and R 7 are independently hydrogen atoms or C 1 to 6 hydrocarbon groups, and may be linear or branched. It is preferable that R 6 and R 7 are methyl groups.
- amine represented by the formula II examples include ethylamine, propylamine, butylamine, octylamine, nonylamine, decylamine, undecylamine, dodecylamine, tridecylamine, tetradecylamine, pentadecylamine, hexadecylamine, and the like.
- Heptadecylamine, octadecylamine, nonadecylamine, eikosylamine, behenylamine, and benzylamine, and methylalkylamine and dimethylalkylamine in which at least one hydrogen atom in these amines is substituted with a methyl group can be mentioned. it can.
- the molar ratio of the tertiary amine compound to the quaternary ammonium compound is 0.005 to 0.16, and in one embodiment 0.005 to 0.15, 0.005 to 0.14. , 0.005 to 0.13, 0.01 to 0.16, 0.01 to 0.15, 0.01 to 0.14, 0.01 to 0.13, 0.02 to 0.15, 0 .02 to 0.14, 0.02 to 0.13, 0.03 to 0.16, 0.03 to 0.15, 0.03 to 0.14, 0.03 to 0.13, 0.04 It may be ⁇ 0.16, 0.04 to 0.15, 0.04 to 0.14, or 0.04 to 0.13.
- a method for adjusting the molar ratio of the tertiary amine compound to the quaternary ammonium compound in the mixture for example, A method for adjusting the mixing ratio of a quaternary ammonium compound and a tertiary amine compound, In a mixture of a quaternary ammonium compound and a tertiary amine compound, the tertiary amine compound is reacted with an alkylating agent to convert a part of the tertiary amine compound into a quaternary ammonium compound, and then A method for adjusting the molar ratio of a tertiary amine compound to a quaternary ammonium compound by exchanging ions as necessary.
- a quaternary amine compound relative to a quaternary ammonium compound by distillation, extraction, recrystallization, chromatography or a combination of two or more of these methods on a mixture of the quaternary ammonium compound and the tertiary amine compound.
- the alkylating agent include methyl chloride, methyl bromide, and methyl iodide.
- Mixing of the silicon source and mold is carried out in the presence of a solvent.
- a solvent include water, alcohol and the like.
- the alcohol include methanol, ethanol, 1-propanol and 2-propanol. Two or more kinds of solvents may be mixed and used.
- step A By going through step A, a solid containing a silicon oxide and a mold agent can be obtained.
- step A includes a solvent removing step.
- the obtained solid containing the silicon oxide and the mold can be taken out by filtration, decantation, drying, centrifugation, a combination thereof, or the like.
- the mixing of step A is preferably carried out at 0 to 300 ° C. for 30 minutes to 1000 hours. In one embodiment, the mixing may be carried out at 20 to 100 ° C., the mixing at the boiling point of the solvent, the mixing may be carried out at 20 to 60 ° C., or the mixing may be carried out at 20 to 40 ° C. You may. In one embodiment, the mixing may be carried out over 30 minutes to 24 hours, or the mixing may be carried out over 2 to 24 hours. It is also possible to carry out stirring during mixing.
- the mold removal step is a step of removing a mold from the solid obtained in step A to obtain a solid containing a silicon oxide, and is sometimes referred to as step B. By carrying out step B, a solid containing no mold agent or substantially no mold agent is obtained.
- the content of the mold agent in the solid obtained in step B is preferably 10% by mass or less, and more preferably 1% by mass or less.
- Removal of the mold release can be achieved by calcining the solid containing the mold release in air at 300 to 800 ° C. or by extracting with a solvent. It is preferable to remove the mold agent by extraction.
- the solvent may be any one that can dissolve the compound used as the mold agent, and generally, a compound of C1 to 12 which is liquid at room temperature or a mixture of two or more kinds 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.
- Examples of the ketone include acetone, diethyl ketone, methyl ethyl ketone and methyl isobutyl ketone.
- Examples of the ether include diisobutyl ether and tetrahydrofuran.
- Examples of the ester include methyl acetate, ethyl acetate, butyl acetate and butyl propionate.
- the solvent from the viewpoint of the solubility of the mold, for example, when the mold is a compound containing a quaternary ammonium ion, alcohol is preferable, and methanol is more preferable.
- the mass ratio of the solvent to the solid containing the mold is usually 1 to 1000, preferably 5 to 300.
- Acids or salts thereof may be added to these solvents to improve the extraction effect.
- the acid used include inorganic acids such as hydrochloric acid, sulfuric acid, nitric acid and odorous acid, and organic acids such as formic acid, acetic acid and propionic acid.
- examples of such salts include alkali metal salts, alkaline earth metal salts, and ammonium salts.
- the concentration of the added acid or a salt thereof in the solvent is preferably 30% by mass or less, more preferably 15% by mass or less.
- Examples of the method for removing the mold agent include a method in which the solvent and the solid containing the mold agent are sufficiently mixed, and then the liquid phase portion is separated by a method such as filtration, decantation, drying, centrifugation, or a combination thereof. .. This operation may be repeated a plurality of times. It is also possible to extract the mold by a method in which a solid containing the mold is filled in a container such as a column and an extraction solvent is circulated.
- the extraction temperature is preferably 0 to 200 ° C, more preferably 20 to 100 ° C. If the boiling point of the extraction solvent is low, the extraction may be carried out under pressure.
- the mold release in the solution obtained by the extraction treatment can be recovered and reused as the mold release in step A by carrying out treatments such as ion exchange as necessary.
- the extraction solvent can also be purified and reused by a normal distillation operation or the like.
- the silylation step is a step of obtaining a solid containing a silylated silicon oxide by contacting the solid obtained in step B with a silylating agent, and is sometimes referred to as step C.
- step C the silicon oxide contained in the solid obtained in step B is silylated.
- Cyrilization may be carried out by a vapor phase method in which a gaseous silylating agent is brought into contact with the solid obtained in step B to react, or a liquid in which the silylating agent is brought into contact with the solid in a solvent to react. It may be done by the phase method. In one aspect of the invention, the liquid phase method is more preferred. Usually, when silylation is carried out by the liquid phase method, a hydrocarbon is preferably used as a solvent in step C. When silylation is performed by the liquid phase method, drying may be performed after that.
- the silylating agent is a silicon compound that is reactive with a solid, and a hydrolyzable group is bonded to silicon.
- the hydrolyzable group bonded to silicon include hydrogen, halogen, alkoxy group, acetoxy group and amino group.
- the silylating agent preferably has one hydrolyzable group bonded to silicon. Further, at least one or more groups selected from the group consisting of an allyl group such as an alkyl group and a vinyl group, an aryl group such as a phenyl group, an alkyl halide group, and a siloxy group are bonded to silicon.
- silylating agent examples include organic silane, organic silylamine, organic silylamide and its derivative, and organic silazane.
- organic silane examples include chlorotrimethylsilane, dichlorodimethylsilane, chlorobromodimethylsilane, nitrotrimethylsilane, chlorotriethylsilane, iododimethylbutylsilane, chlorodimethylphenylsilane, chlorodimethylsilane, dimethyln-propylchlorosilane, and dimethylisopropyl.
- organic silylamine examples include N- (trimethylsilyl) imidazole, N- (tert-butyldimethylsilyl) imidazole, N- (dimethylethylsilyl) imidazole, N- (dimethyln-propylsilyl) imidazole, and N- (dimethylisopropyl).
- Cyril) imidazole N- (trimethylsilyl) -N, N-dimethylamine, N- (trimethylsilyl) -N, N-diethylamine, N- (trimethylsilyl) pyrrole, N- (trimethylsilyl) pyrrolidine, N- (trimethylsilyl) piperidine, Examples thereof include 1-cyanoethyl (diethylamino) dimethylsilane and pentafluorophenyldimethylsilylamine.
- Examples of the organic silylamide and the derivative 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) heptafluorobutylamide, N- (tert-butyldimethylsilyl) -N-trifluoroacetamide, and N, O-bis (diethyl) Hydrosilyl) Trifluoroacetamide can be mentioned.
- organic silazane examples include 1,1,1,3,3,3-hexamethyldisilazane, heptamethyldisilazane, 1,1,3,3-tetramethyldisilazane and 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 Methyl disilazane can be mentioned.
- silylating agent examples include N-methoxy-N, O-bis (trimethylsilyl) trifluoroacetamide, N-methoxy-N, O-bis (trimethylsilyl) carbamate, N, O-bis (trimethylsilyl) sulfamate, Examples thereof include trimethylsilyl trifluoromethanesulfonate and N, N'-bis (trimethylsilyl) urea.
- the preferred silylating agent is organic silazane, more preferably 1,1,1,3,3,3-hexamethyldisilazane.
- the silicon oxide is silylated by contacting the solid containing the silicon oxide obtained in step B with the silylating agent. It is presumed that a silyl group is introduced into the OH group on the surface of at least a part of the solid containing a silicon oxide to make it hydrophobic, but the present invention is not limited to this theory.
- Titanium introduction process is a process of introducing titanium into the system.
- the term “inside the system” means the inside of the reaction system in the method for producing a titanium-containing silicon oxide, and specifically, before step A, in step A, between step A and step B, in step B, in step B. Between and step C, within step C, and after step C.
- the silicon oxide and the titanium source are mixed, and the bond represented by -Si-O-Ti is introduced into the silicon oxide.
- Titanium may be introduced into the silicon oxide by contacting the silicon oxide with the titanium source in the liquid phase, or by contacting the silicon oxide with a gas containing the titanium source, titanium becomes the silicon oxide. It may be introduced.
- examples of the solvent include water, alcohol and the like, and for example, the solvent described above for step A can be used.
- the mixing temperature include 0 to 60 ° C.
- Examples of the mixing time include 1 minute to 24 hours.
- the titanium source When mixing in the gas phase, the titanium source can be gasified and mixed.
- the mixing temperature include 100 to 500 ° C.
- Examples of the mixing time include 1 minute to 24 hours. Mixing may be carried out at normal pressure, for example at 10 to 1000 kPa (absolute pressure).
- Titanium may be introduced at two or more of the above-mentioned timings.
- Titanium is preferably introduced prior to the start of step C, and at least one selected from the group consisting of before step A, within step A, and between step B and step C. It is more preferable that titanium is introduced before or during step A.
- the titanium source is mixed with a silicon source, mold agent, or solvent before mixing in step A.
- step A When titanium is introduced in step A, the silicon source, titanium source and mold agent are mixed in step A.
- Titanium may be introduced by bringing the solid obtained in step A into contact with the titanium source after the end of step A and before the start of step B.
- Titanium may be introduced by bringing the solid obtained in step B into contact with the titanium source after the end of step B and before the start of step C.
- titanium source examples include titanium alcoholide, a chelated titanium complex, titanium halide, and a sulfate containing titanium.
- titanium alcoholides include tetramethyl titanate, tetraethyl titanate, tetrapropyl titanate, tetraisopropyl titanate, tetrabutyl titanate, tetraisobutyl titanate, tetra (2-ethylhexyl) titanate, and tetraoctadecyl titanate.
- examples of the chelated 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 include titanyl sulfate.
- Titanium-Containing Silicon Oxide can be used as a catalyst for an oxidation reaction of an organic compound, for example, an epoxidation reaction of an olefin, and in particular, a production of an epoxide that reacts an olefin with a hydroperoxide. It is preferable to use it for.
- the olefin to be subjected to the epoxidation reaction may be an acyclic olefin, a monocyclic olefin, a bicyclic olefin or a polycyclic olefin having three or more rings, and may be a monoolefin, a diolefin or a polyolefin.
- these double bonds may be conjugated bonds or non-conjugated bonds.
- Olefins C 2 ⁇ 60 is preferable.
- 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, a carbon atom, or both, and examples of such an olefin include allyl alcohol and crotyl. Examples include alcohol and allyl chloride.
- diolefins examples include butadiene and isoprene.
- preferred olefins examples include ⁇ -olefins. Particularly preferred olefins include propylene.
- hydroperoxides examples include organic hydroperoxides.
- Organic hydroperoxides are formula III ROOH III (In Formula III, R is a hydrocarbon group.) It is a compound having.
- Organic hydroperoxides react with olefins to produce epoxides and hydroxyl compounds.
- R in formula III is preferably a hydrocarbon group of C 3 ⁇ 20, more preferably, a hydrocarbon group of C 3 ⁇ 10. It may be linear or branched, and may be aliphatic or aromatic.
- Specific examples of the organic hydroperoxide include tert-butyl hydroperoxide, 1-phenylethyl hydroperoxide, and cumene hydroperoxide.
- cumene hydroperoxide may be abbreviated as CMHP.
- CMHP When CMHP is used as the organic hydroperoxide, the obtained hydroxyl compound is 2-phenyl-2-propanol. This 2-phenyl-2-propanol produces cumene by undergoing a dehydration reaction and a hydrogenation reaction.
- cumene may be abbreviated as CUM.
- CUM cumene
- CMHP is obtained again. From this point of view, it is preferable to use CMHP as the organic hydroperoxide used in the epoxidation reaction.
- the epoxidation reaction can be carried out in a liquid phase using a solvent, a diluent, or a mixture thereof.
- Solvents and diluents must be liquid under the temperature and pressure of the reaction and be substantially inert to the reactants and products.
- CUM can be used as a solvent without adding a solvent.
- the epoxidation reaction temperature is generally 0 to 200 ° C, preferably 25 to 200 ° C.
- the epoxidation reaction pressure may be a pressure sufficient to keep the reaction phase in a liquid state, and is generally preferably 100 to 10000 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 olefins can be recirculated and reused.
- the reaction using the titanium-containing silicon oxide produced according to one aspect of the present invention as a catalyst can be carried out in the form of a slurry or a fixed bed, and in the case of a large-scale industrial operation, it is preferable to use a fixed bed. ..
- the titanium-containing silicon oxide produced according to one aspect of the present invention may be a powder or a molded product.
- the reaction is carried out on a fixed bed, the titanium-containing silicon oxide is preferably a molded product. This reaction can be carried out by a batch method, a semi-continuous method or a continuous method.
- CTAH Hexadecyltrimethylammonium hydroxide
- CDMA Hexadecyldimethylamine
- Mold removal step 5 g of the white solid obtained in the raw material mixing step was placed in a flask, and 50 mL of methanol was added. The mixture was heated under reflux for 1 hour with stirring, allowed to cool, and then the solid was filtered off. A mixed solution of 48 mL of methanol and 2.6 g of a concentrated hydrochloric acid aqueous solution (content 36% by weight) was added to the obtained solid. The mixture was heated under reflux for 1 hour with stirring, allowed to cool, and then the solid was filtered off. The same operation was repeated once again using a mixed solution of 49 mL of methanol and 1.3 g of a concentrated hydrochloric acid aqueous solution (content 36% by weight) with respect to the obtained solid.
- Cyrilization step 2 g of the white solid obtained in the mold release step, 1.4 g of hexamethyldisilazane, and 20 g of toluene were mixed and heated under reflux with stirring for 1.5 hours. After allowing to cool, the solid was filtered off. The obtained solid was washed with 30 g of toluene and dried under reduced pressure at 120 ° C. and 10 mmHg for 2 hours to obtain a titanium-containing silicon oxide catalyst.
- M PO M 2 - (M ph + M ac + M pg + 2 ⁇ M dpg + 3 ⁇ M tpg))
- M ph Amount of phenol produced
- M ac Amount of acetophenone produced
- M pg Amount of propylene glycol produced
- Example 2 In the material mixing step and the titanium introduction step, the same operation as in Example 1 was performed except that the amount of CDMA added was 1.5 g and the CDMA / CTAH molar ratio was 0.13, and the titanium-containing silicon oxide was prepared. Obtained a catalyst.
- Example 3 In the raw material mixing step and the titanium introduction step, the same operation as in Example 1 was performed except that the amount of CDMA added was 0.5 g and the CDMA / CTAH molar ratio was 0.04, and the titanium-containing silicon oxide was prepared. Obtained a catalyst.
- Example 4 In the raw material mixing step and the titanium introduction step, the same operation as in Example 1 was performed except that the CDMA addition amount was 0.1 g and the CDMA / CTAH molar ratio was 0.01. Obtained a catalyst.
- Comparative Example 1 In the raw material mixing step and the titanium introduction step, the same operation as in Example 1 was carried out except that the CDMA addition amount was 0 g and the CDMA / CTAH molar ratio was 0 to obtain a titanium-containing silicon oxide catalyst. ..
- Comparative Example 2 In the raw material mixing step and the titanium introduction step, the same operation as in Example 1 was performed except that the CDMA addition amount was 2.1 g and the CDMA / CTAH molar ratio was 0.18, and the titanium-containing silicon oxide was prepared. Obtained a catalyst.
- the method for producing a titanium-containing silicon oxide according to one aspect of the present invention can be applied to the production of a catalyst that can be used in a reaction for producing an epoxide from an olefin and a hydroperoxide, and the titanium-containing obtained by the method can be applied.
- the silicon oxide can be used, for example, as a catalyst in the production of propylene oxide.
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Abstract
Description
[発明1]
下記工程を含むチタン含有珪素酸化物の製造方法であって、
珪素源と型剤と溶媒とを混合して、珪素酸化物と型剤とを含む固体を得る工程(原料混合工程);
原料混合工程で得られた固体から型剤を除去して、珪素酸化物を含む固体を得る工程(型剤除去工程);
型剤除去工程で得られた固体とシリル化剤とを接触させることにより、シリル化された珪素酸化物を含む固体を得る工程(シリル化工程);
系内にチタンを導入する工程(チタン導入工程);
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有する第4級アンモニウム化合物と下記式IIで表される第3級アミン化合物との混合物であり、
[NR1R2R3R4]+ I
(式I中、
R1は、C2~36の炭化水素基を表し、
R2、R3およびR4は、それぞれ独立に、C1~6の炭化水素基を表す)
NR5R6R7 II
(式II中、
R5は、C2~36の炭化水素基を表し、
R6およびR7は、それぞれ独立に、水素原子またはC1~6の炭化水素基を表す)
前記第4級アンモニウム化合物に対する前記第3級アミン化合物のモル比が0.005~0.16である、
チタン含有珪素酸化物の製造方法。
[発明2]
R1がC10~22の炭化水素基である、発明1に記載の方法。
[発明3]
R5がC10~22の炭化水素基である、発明1又は2に記載の方法。
[発明4]
R1とR5が同じである、発明1~3のいずれかに記載の方法。
[発明5]
前記第4級アンモニウムイオンがヘキサデシルトリメチルアンモニウムイオンであり、
前記第3級アミン化合物がヘキサデシルジメチルアミンである、発明1に記載の方法。
[発明6]
前記第4級アンモニウム化合物に対する前記第3級アミン化合物のモル比が、0.01~0.13である、発明1~5のいずれかに記載の方法。
[発明7]
前記第4級アンモニウム化合物に対する前記第3級アミン化合物のモル比が、0.04~0.13である、発明6に記載の方法。
[発明8]
前記原料混合工程が下記工程であり、前記チタン導入工程が原料混合工程内で実施される、発明1~7のいずれかに記載の方法:
珪素源とチタン源と型剤と溶媒とを混合して、チタンが導入された珪素酸化物と、型剤とを含む固体を得る工程。
[発明9]
発明1~8のいずれかに記載の方法で製造されうるチタン含有珪素酸化物。
[発明10]
発明1~8のいずれかに記載の方法で製造されうるチタン含有珪素酸化物または発明9に記載のチタン含有珪素酸化物の存在下で、オレフィンとハイドロパーオキサイドとを反応させる工程を含む、エポキシドの製造方法。
[発明11]
前記オレフィンがα-オレフィンである、発明10に記載の方法。
[発明12]
前記オレフィンがプロピレンである、発明10に記載の方法。
[発明13]
前記ハイドロパーオキサイドがクメンハイドロパーオキサイドである、発明10~12のいずれかに記載の方法。
本明細書において、用語「α-オレフィン」は、α位に炭素-炭素不飽和二重結合を有する炭化水素を意味する。
本明細書において、用語「CX~Yの炭化水素基」は、炭素原子数X~Yの炭化水素基を意味する。
本明細書において、数値範囲を表す「下限~上限」の記載は、「下限以上、上限以下」を表す。すなわち、これらの記載は、下限及び上限を含む数値範囲を表す。
原料混合工程は、珪素源と型剤と溶媒とを混合して、珪素酸化物と型剤とを含む固体を得る工程であり、工程Aと称することもある。
(式I中、R1はC2~36の炭化水素基を表し、R2~R4はそれぞれ独立してC1~6の炭化水素基を表す。)
NR5R6R7 II
(式II中、R5はC2~36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C1~6の炭化水素基を表す。)
式Iにおいて、R1はC2~36の炭化水素基であり、直鎖状でも分岐状でよく、脂肪族でも芳香族でもよい。好ましくはC10~22の炭化水素基である。R2~R4はそれぞれ独立してC1~6の炭化水素基であり、直鎖状でも分岐状でもよい。R2~R4の全てがメチル基であることが好ましい。
第4級アンモニウム化合物と第3級アミン化合物との混合比を調整する方法、
第4級アンモニウム化合物と第3級アミン化合物との混合物において、第3級アミン化合物とアルキル化剤とを反応させて、第3級アミン化合物の一部を第4級アンモニウム化合物に変換した後、必要に応じてイオン交換することで、第4級アンモニウム化合物に対する第3級アミン化合物のモル比を調整する方法、
第4級アンモニウム化合物と第3級アミン化合物との混合物に対して、蒸留、抽出、再結晶、クロマトグラフィーまたはこれらの方法の2つ以上の組み合わせにより、第4級アンモニウム化合物に対する第3級アミン化合物のモル比を調整する方法
が挙げられる。
前記アルキル化剤としては、例えば、塩化メチル、臭化メチル、ヨウ化メチルが挙げられる。
型剤除去工程は、工程Aで得られた固体から型剤を除去して、珪素酸化物を含む固体を得る工程であり、工程Bと称することもある。工程Bを実施することにより、型剤を含まないか、又は型剤を実質的に含まない固体が得られる。
シリル化工程は、工程Bで得られた固体とシリル化剤とを接触させることにより、シリル化された珪素酸化物を含む固体を得る工程であり、工程Cと称することもある。工程Cを実施することにより、工程Bで得られた固体に含まれる珪素酸化物がシリル化される。
チタン導入工程は、系内にチタンを導入する工程である。系内とは、チタン含有珪素酸化物の製造方法における反応系内を意味し、具体的には、工程Aの前、工程A内、工程Aと工程Bとの間、工程B内、工程Bと工程Cとの間、工程C内、及び工程Cの後である。
製造されたチタン含有珪素酸化物は、有機化合物の酸化反応、例えばオレフィンのエポキシ化反応の触媒として用いることができ、特にオレフィンとハイドロパーオキサイドとを反応させるエポキシドの製造に用いることが好ましい。
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C3~20の炭化水素基であり、より好ましくは、C3~10の炭化水素基である。直鎖状でも分岐状でもよく、脂肪族でも芳香族でもよい。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。以下、クメンハイドロパーオキサイドをCMHPと略記することがある。
水:メタノール=72:28の混合比(質量比)を有する混合溶媒により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(CTAH)(16質量%濃度の溶液の量で80.6g)にヘキサデシルジメチルアミン(CDMA)1.0gを加えて5分間撹拌し、CDMA/CTAHモル比が0.09の型剤溶液とした。
これに、撹拌下、室温でチタン酸テトライソプロピル1.5gと2-プロパノール3.5gの混合溶液を滴下して加えた。滴下終了後に30分間撹拌した後、撹拌下にテトラメチルオルトシリケート30gを滴下した。その後、40℃で90分間撹拌を続け、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、白色固体を得た。
ヘキサデシルトリメチルアンモニウムヒドロキシドとヘキサデシルジメチルアミンは型剤、テトラメチルオルソシリケート、及びチタン酸テトライソプロピルは、それぞれ珪素源、及びチタン源である。
原料混合工程で得られた白色固体から5gをフラスコに入れ、50mLのメタノールを加えた。撹拌しながら1時間加熱還流を続け、放冷した後、固体をろ別した。
得られた固体に48mLのメタノールと濃塩酸水溶液(含量36重量%)2.6gとの混合溶液を加えた。撹拌しながら1時間加熱還流を続け、放冷した後、固体をろ別した。
得られた固体に対し、49mLのメタノールと濃塩酸水溶液(含量36重量%)1.3g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。
得られた固体に50mlのメタノールを加え、室温で5分撹拌した後、固体をろ別した。
得られた固体に50mlのメタノールを加えた。1時間加熱還流を続け、放冷した後、固体をろ別した。得られた白色固体を120℃、10mmHgで1.5時間減圧乾燥させた。
型剤除去工程で得られた白色固体2g、ヘキサメチルジシラザン1.4g、トルエン20gを混合し、撹拌しながら1.5時間加熱還流した。放冷した後、固体をろ別した。得られた固体をトルエン30gで洗浄し、120℃、10mmHgで2時間減圧乾燥することによりチタン含有珪素酸化物触媒を得た。
上記のとおり調製されたチタン含有珪素酸化物触媒0.10g、25重量%クメンハイドロパーオキサイド(CMHP)を含有するクメン溶液60g及びプロピレン33gを200mLのSUS製オートクレーブに仕込み、反応温度100℃、反応時間90分のバッチ反応にてエポキシ化反応を行い、プロピレンオキサイド(PO)を得た。反応成績を表1に示す。
・CMHP転化率=M2/M0
M0:原料CMHPモル量
M1:反応後に残ったCMHPモル量
M2:消費したCMHPモル量(=M0-M1)
・生成したPOモル量:MPO(=M2-(Mph+Mac+Mpg+2×Mdpg+3×Mtpg))
Mph:生成したフェノールモル量
Mac:生成したアセトフェノンモル量
Mpg:生成したプロピレングリコールモル量
Mdpg:生成したジプロピレングリコールモル量
Mtpg:生成したトリプロピレングリコールモル量
・PO選択率=MPO/M2
・PO収率=CMHP転化率×PO選択率
料混合工程及びチタン導入工程において、CDMA添加量を1.5gとし、CDMA/CTAHモル比が0.13の型剤溶液としたこと以外は実施例1と同じ操作を行ってチタン含有珪素酸化物触媒を得た。
原料混合工程及びチタン導入工程において、CDMA添加量を0.5gとし、CDMA/CTAHモル比が0.04の型剤溶液としたこと以外は実施例1と同じ操作を行ってチタン含有珪素酸化物触媒を得た。
原料混合工程及びチタン導入工程において、CDMA添加量を0.1gとし、CDMA/CTAHモル比が0.01の型剤溶液としたこと以外は実施例1と同じ操作を行ってチタン含有珪素酸化物触媒を得た。
原料混合工程及びチタン導入工程において、CDMA添加量を0gとし、CDMA/CTAHモル比が0の型剤溶液としたこと以外は実施例1と同じ操作を行ってチタン含有珪素酸化物触媒を得た。
原料混合工程及びチタン導入工程において、CDMA添加量を2.1gとし、CDMA/CTAHモル比が0.18の型剤溶液としたこと以外は実施例1と同じ操作を行ってチタン含有珪素酸化物触媒を得た。
Claims (13)
- 下記工程を含むチタン含有珪素酸化物の製造方法であって、
珪素源と型剤と溶媒とを混合して、珪素酸化物と型剤とを含む固体を得る工程(原料混合工程);
原料混合工程で得られた固体から型剤を除去して、珪素酸化物を含む固体を得る工程(型剤除去工程);
型剤除去工程で得られた固体とシリル化剤とを接触させることにより、シリル化された珪素酸化物を含む固体を得る工程(シリル化工程);
系内にチタンを導入する工程(チタン導入工程);
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有する第4級アンモニウム化合物と、下記式IIで表される第3級アミン化合物との混合物であり、
[NR1R2R3R4]+ I
(式I中、
R1は、C2~36の炭化水素基を表し、
R2、R3およびR4は、それぞれ独立に、C1~6の炭化水素基を表す)
NR5R6R7 II
(式II中、
R5は、C2~36の炭化水素基を表し、
R6およびR7は、それぞれ独立に、水素原子またはC1~6の炭化水素基を表す)
前記第4級アンモニウム化合物に対する前記第3級アミン化合物のモル比が0.005~0.16である、
チタン含有珪素酸化物の製造方法。 - R1がC10~22の炭化水素基である、請求項1に記載の方法。
- R5がC10~22の炭化水素基である、請求項1又は2に記載の方法。
- R1とR5が同じである、請求項1~3のいずれか一項に記載の方法。
- 前記第4級アンモニウムイオンがヘキサデシルトリメチルアンモニウムイオンであり、
前記第3級アミン化合物がヘキサデシルジメチルアミンである、請求項1に記載の方法。 - 前記第4級アンモニウム化合物に対する前記第3級アミン化合物のモル比が、0.01~0.13である、請求項1~5のいずれか一項に記載の方法。
- 前記第4級アンモニウム化合物に対する前記第3級アミン化合物のモル比が、0.04~0.13である、請求項6に記載の方法。
- 前記原料混合工程が下記工程であり、前記チタン導入工程が原料混合工程内で実施される、請求項1~7のいずれか一項に記載の方法:
珪素源とチタン源と型剤と溶媒とを混合して、チタンが導入された珪素酸化物と、型剤とを含む固体を得る工程。 - 請求項1~8のいずれか一項に記載の方法で製造されうるチタン含有珪素酸化物。
- 請求項1~8のいずれか一項に記載の方法で製造されうるチタン含有珪素酸化物または請求項9に記載のチタン含有珪素酸化物の存在下で、オレフィンとハイドロパーオキサイドとを反応させる工程を含む、エポキシドの製造方法。
- 前記オレフィンがα-オレフィンである、請求項10に記載の方法。
- 前記オレフィンがプロピレンである、請求項10に記載の方法。
- 前記ハイドロパーオキサイドがクメンハイドロパーオキサイドである、請求項10~12のいずれか一項に記載の方法。
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- 2020-04-03 KR KR1020217037451A patent/KR20220014870A/ko unknown
- 2020-04-03 JP JP2021522671A patent/JPWO2020241052A1/ja active Pending
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KR20220014870A (ko) | 2022-02-07 |
EP3978435A4 (en) | 2023-06-14 |
CN113905987A (zh) | 2022-01-07 |
JPWO2020241052A1 (ja) | 2020-12-03 |
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