JP2018527304A - プロピレン生成のための二元触媒系 - Google Patents
プロピレン生成のための二元触媒系 Download PDFInfo
- Publication number
- JP2018527304A JP2018527304A JP2017567370A JP2017567370A JP2018527304A JP 2018527304 A JP2018527304 A JP 2018527304A JP 2017567370 A JP2017567370 A JP 2017567370A JP 2017567370 A JP2017567370 A JP 2017567370A JP 2018527304 A JP2018527304 A JP 2018527304A
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- Japan
- Prior art keywords
- catalyst
- silica catalyst
- mfi
- silica
- butene
- 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
- 239000003054 catalyst Substances 0.000 title claims abstract description 356
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 title claims abstract description 60
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 368
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 182
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 claims abstract description 74
- 238000005649 metathesis reaction Methods 0.000 claims abstract description 66
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000005336 cracking Methods 0.000 claims abstract description 52
- 239000011148 porous material Substances 0.000 claims abstract description 43
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 35
- 150000004706 metal oxides Chemical group 0.000 claims abstract description 35
- 238000009826 distribution Methods 0.000 claims abstract description 23
- 229910052680 mordenite Chemical group 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 76
- 239000003607 modifier Substances 0.000 claims description 36
- 230000009977 dual effect Effects 0.000 claims description 30
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 27
- 238000006243 chemical reaction Methods 0.000 claims description 20
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 15
- 239000005977 Ethylene Substances 0.000 claims description 15
- XNMQEEKYCVKGBD-UHFFFAOYSA-N dimethylacetylene Natural products CC#CC XNMQEEKYCVKGBD-UHFFFAOYSA-N 0.000 claims description 15
- 239000013078 crystal Substances 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 10
- 229910052721 tungsten Inorganic materials 0.000 claims description 10
- 239000010937 tungsten Substances 0.000 claims description 10
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 9
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 8
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 8
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 8
- 229910052698 phosphorus Inorganic materials 0.000 claims description 8
- 239000011574 phosphorus Substances 0.000 claims description 8
- 229910052700 potassium Inorganic materials 0.000 claims description 8
- 239000011591 potassium Substances 0.000 claims description 8
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 8
- 229910001930 tungsten oxide Inorganic materials 0.000 claims description 8
- -1 C 5 olefins Chemical class 0.000 claims description 7
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 7
- 229910052750 molybdenum Inorganic materials 0.000 claims description 7
- 239000011733 molybdenum Substances 0.000 claims description 7
- 229910052702 rhenium Inorganic materials 0.000 claims description 7
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 claims description 7
- ZNOKGRXACCSDPY-UHFFFAOYSA-N tungsten trioxide Chemical group O=[W](=O)=O ZNOKGRXACCSDPY-UHFFFAOYSA-N 0.000 claims description 7
- 238000005686 cross metathesis reaction Methods 0.000 claims description 5
- 238000006317 isomerization reaction Methods 0.000 claims description 5
- 150000002910 rare earth metals Chemical class 0.000 claims description 4
- LMHUKLLZJMVJQZ-UHFFFAOYSA-N but-1-ene;prop-1-ene Chemical group CC=C.CCC=C LMHUKLLZJMVJQZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000047 product Substances 0.000 description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 10
- 150000001336 alkenes Chemical class 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000010457 zeolite Substances 0.000 description 7
- 229910021536 Zeolite Inorganic materials 0.000 description 6
- 239000006227 byproduct Substances 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 5
- 238000000634 powder X-ray diffraction Methods 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 238000001878 scanning electron micrograph Methods 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- BGQMOFGZRJUORO-UHFFFAOYSA-M tetrapropylammonium bromide Chemical compound [Br-].CCC[N+](CCC)(CCC)CCC BGQMOFGZRJUORO-UHFFFAOYSA-M 0.000 description 5
- 150000001335 aliphatic alkanes Chemical class 0.000 description 4
- 229910000323 aluminium silicate Inorganic materials 0.000 description 4
- 238000001027 hydrothermal synthesis Methods 0.000 description 4
- 238000005470 impregnation Methods 0.000 description 4
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- IAQRGUVFOMOMEM-ARJAWSKDSA-N cis-but-2-ene Chemical compound C\C=C/C IAQRGUVFOMOMEM-ARJAWSKDSA-N 0.000 description 3
- 230000009849 deactivation Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- IAQRGUVFOMOMEM-ONEGZZNKSA-N trans-but-2-ene Chemical compound C\C=C\C IAQRGUVFOMOMEM-ONEGZZNKSA-N 0.000 description 3
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-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
- 230000004075 alteration Effects 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 238000004523 catalytic cracking Methods 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 229910021485 fumed silica Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- XMVONEAAOPAGAO-UHFFFAOYSA-N sodium tungstate Chemical compound [Na+].[Na+].[O-][W]([O-])(=O)=O XMVONEAAOPAGAO-UHFFFAOYSA-N 0.000 description 2
- 239000012265 solid product Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229910000619 316 stainless steel Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- ONIBWKKTOPOVIA-UHFFFAOYSA-N Proline Natural products OC(=O)C1CCCN1 ONIBWKKTOPOVIA-UHFFFAOYSA-N 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 235000010724 Wisteria floribunda Nutrition 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000005865 alkene metathesis reaction Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229920001983 poloxamer Polymers 0.000 description 1
- 230000036619 pore blockages Effects 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000005872 self-metathesis reaction Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000004230 steam cracking Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Classifications
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- 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
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- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/30—Tungsten
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Abstract
Description
直接水熱法によるW−SBA−15合成のためのタングステンイオンの供給源として、タングステン酸ナトリウムを用いた。W−SBA−15の通常の合成では、Si/Wモル比に応じて、メソポーラス担体SBA−15の骨格にタングステンを組み込んだ。Pluronic(登録商標)123(P123)をHClに溶解し、強力な攪拌をしながらテトラエチルオルトシリケート(TEOS)を添加した。次いで、算定量のタングステン酸ナトリウム溶液を溶液に添加し、水熱条件下、95℃で3日間攪拌した。得られた固体をろ過し、乾燥し、550℃で5時間焼成した。このようにして得られた触媒をW−SBA−15(30)と同定した。ここで、30はケイ素対タングステン(Si/W)のモル比を表す。ゲル組成物のモル比は1のSiO2:0.3〜0.6のWO3:0.0167のP123:5.82のHCl:190のH2Oである。
通常の合成において、テトラプロピルアンモニウムブロミド(TPA)4.26グラム(g)及びフッ化アンモニウム0.7407gを水72mlに溶解し、15分間十分に攪拌した。次いで、ヒュームドシリカ12gを加え、均質化するまで十分に攪拌した。得られたゲルをオートクレーブ処理し、200℃で2日間保持した。ゲルのモル組成は1SiO2:0.08(TPA)Br:0.10NH4F:20H2Oであった。得られた固体生成物を水で洗浄し、80℃で一晩乾燥した。750℃で5時間、空気中での焼成によりテンプレートを除去した。
通常の合成において、TPA4.26g及びフッ化アンモニウム0.7407gを水72mlに溶解し、15分間十分に攪拌した。ヒュームドシリカ12gを加え、均質化するまで十分に攪拌した。適量の硫酸アルミニウムを添加し、得られたゲルをオートクレーブ処理し、200℃で2日間保持した。ゲルのモル組成は、1SiO2:0.0005Al2O3:0.08(TPA)Br:0.10NH4F:20H2Oであった。得られた固体生成物を水で洗浄し、80℃で一晩乾燥した。550℃で5時間、空気中での焼成によりテンプレートを除去した。
10WO3/CARiACT Q10を湿式含浸法により調製した。メタタングステン酸アンモニウム[(NH4)6H2W12O40xH2O]の水溶液及び市販のシリカ担体を一緒に混合し、110℃のオーブン中で12時間乾燥し、550℃で8時間焼成した。以下の表1に示すように、担持された酸化タングステン触媒(10WO3/Q10)は、親Q10材料と比較してより小さい表面積を有し、担体上に酸化タングステンが存在することを示している。
実施例5:触媒特性
表1は、実施例1〜4で調製された触媒と、実施例3に開示されたMFI−2000と同様に調製されたMFI280の機械的特性を含む。
実施例1〜4から調製した触媒を、大気圧で固定床連続流反応器(ID 0.25 in、Autoclave Engineers Ltd.)中でのそれらの活性及びブテンメタセシス反応に対する選択性について試験した。一定量の触媒サンプル、各触媒タイプ1ml(合計2ml)を、反応器の上部及び底部の炭化ケイ素を用いた反応器管に充填した。触媒を550℃で1時間、N2下で前処理した。全ての反応は、供給原料として2−ブテン(5ミリリットル/分(ml/min))を使用し、希釈剤として窒素を用いて(25ml/min)、550℃の温度、900h−1のGHSV(ガス空間速度)、及び大気圧で実施した。反応生成物の定量分析は、GasPro多孔質層開放管状カラムを備えた、水素炎イオン化検出器(FID)(Varian 450−GC)を有するVarianガスクロマトグラフを使用してオンラインで実施した。
実施例4に記載されているように、CARiACT Q10メタセシス触媒についても触媒性能を評価した。2−ブテン(トランス−2−ブテンとシス−2−ブテンとの1:1混合物)の触媒反応は、固定床管状反応器(内径が0.312インチ、外径が0.562、及び長さが8インチのグレード316のステンレス鋼管)中で実施した。実験では、反応器に、予め0.5〜1.0mm直径の粒子径に事前にふるい分けられた2mlの触媒(単一床)を充填した。最初に触媒サンプルを窒素気流中550℃で1時間活性化した。反応中、供給物(2−ブテン)及びN2の流速をそれぞれ5.0ml/min及び25ml/minに維持した。反応は、900h−1のGHSV(ガス空間速度)及び5時間の稼働時間(TOS)で、大気圧で550℃の温度で実施した。二重触媒系の場合、ガラスウールで分離した各触媒1mlを使用した。
試料の表面積は、AUTOSORB−1(Quanta Chrome)を使用して77Kでの窒素吸着によって測定した。吸着測定の前に、試料(約0.1g)を窒素流の下、220℃で2時間加熱した。触媒の窒素吸着等温線を液体窒素温度(77K)で測定した。表面積及び細孔径分布をそれぞれ、Brunauer Emmett−Teller(BET)法及びBarrett−Joyner−Halenda(BJH)法により、算出した。全細孔体積は、P/P0=0.99で吸着されたN2の量から推定した。Barret EP,Joyner LJ,Halenda PH,J.Am.Chem.Soc.73(1951)373−380.
ゼオライト試料は、ニッケルろ過CuKα放射線(λ=1.5406Å、30kV及び15mA)を使用したRigaku Mini−flex IIシステムを用いたXRDによって特徴付けられた。XRDパターンは、0.02のステップサイズで2min−1の検出器角速度で1.2〜50(2)の静的走査モードで記録した。
他の実施態様
1.プロピレンの生成方法であって、
金属酸化物が含浸されたメソポーラスシリカ触媒であって、前記メソポーラスシリカ触媒が、約2.5nm〜約40nmの細孔径分布及び少なくとも約0.600cm 3 /gの全細孔体積を有する、メソポーラスシリカ触媒と、
前記メソポーラスシリカ触媒の下流にあるモルデナイト骨格反転(mordenite framework inverted)(MFI)構造シリカ触媒であって、前記MFI構造シリカ触媒が、0.001mmol/g〜0.1mmol/gの総酸度を含む、MFI構造シリカ触媒と、を含む、二元触媒系を提供することと、
ブテンを含む流れを前記二元触媒系と接触させることによるメタセシス及びクラッキングを介して、前記ブテンを含む流れからプロピレンを生成することであって、前記ブテンを含む流れを、前記MFI構造シリカ触媒と接触させる前に、前記メソポーラスシリカ触媒と接触させる、生成することと、を含む、方法。
2.前記MFI構造シリカ触媒が、少なくとも1.5nm〜3nmの細孔径分布を有する、実施態様1に記載の方法。
3.前記MFI構造シリカ触媒が、希土類元素改質剤、リン改質剤、カリウム改質剤、及びそれらの組み合わせからなる群から選択される酸度改質剤を含まない、実施態様1に記載の方法。
4.前記メソポーラスシリカ触媒が、2−ブテンの1−ブテンへの異性化、続いて2−ブテンと1−ブテンのプロピレンを含むメタセシス生成物流へのクロスメタセシスを触媒作用し、前記MFI構造シリカ触媒が、前記メタセシス生成物流中のC 4 またはC 5 オレフィンからプロピレンを生成するクラッキング触媒である、実施態様1に記載の方法。
5.前記メソポーラスシリカ触媒の前記金属酸化物が、モリブデン、レニウム、タングステン、またはそれらの組み合わせの1つ以上の酸化物を含む、実施態様1に記載の方法。
6.前記メソポーラスシリカ触媒の前記金属酸化物が、酸化タングステン(WO 3 )である、実施態様1に記載の方法。
7.前記メソポーラスシリカ触媒が、5対60のシリカ/酸化タングステンのモル比を有する、実施態様1に記載の方法。
8.前記メソポーラスシリカ触媒が、250m 2 /g〜600m 2 /gの表面積を含む、実施態様1に記載の方法。
9.前記メソポーラスシリカ触媒が、20nm〜200nmの粒子径、及び1〜100μmの範囲の個々の結晶径を有する、実施態様1に記載の方法。
10.前記MFI構造シリカ触媒が、アルミナを含まない、実施態様1に記載の方法。
11.前記MFI構造シリカ触媒が、アルミナを含む、実施態様1に記載の方法。
12.前記MFI構造シリカ触媒が、200対3000のシリカ対アルミナのモル比を有する、実施態様11に記載の方法。
13.前記MFI構造シリカ触媒が、300m 2 /g〜425m 2 /gの表面積、及び10μm〜40μmの結晶径を有する、実施態様1に記載の方法。
14.前記方法が、少なくとも20mol%のエチレン転化、及びmol%で少なくとも45%のプロピレン収率を達成する、実施態様1に記載の方法。
15.ブテンからプロピレンを生成するための二元触媒系であって、前記二元触媒系が、メタセシス触媒ゾーン、及び前記メタセシス触媒ゾーンの下流にあるクラッキング触媒ゾーンを含み、
前記メタセシス触媒ゾーンが、金属酸化物が含侵されたメソポーラスシリカ触媒を含み、前記メソポーラスシリカ触媒が、少なくとも2.5nm〜40nmの細孔径分布及び少なくとも0.600cm 3 /gの全細孔体積を含み、
前記クラッキング触媒ゾーンが、モルデナイト骨格反転(MFI)構造のシリカ触媒を含み、前記MFI構造シリカ触媒が、少なくとも1.5nm〜3nmの細孔径分布、及び0.001mmol/g〜0.1mmol/gの総酸度を含む、二元触媒系。
16.前記メタセシス触媒ゾーン及び前記クラッキング触媒ゾーンが、1つの反応器内に配置される、実施態様15に記載の二元触媒系。
17.前記メタセシス触媒ゾーンが、第1の反応器内に配置され、前記クラッキング触媒ゾーンが、前記第1の反応器の下流にある第2の反応器内に配置される、実施態様15に記載の二元触媒系。
18.前記第1の反応器と前記第2の反応器の間に導管をさらに備える、実施態様17に記載の二元触媒系。
19.前記メソポーラスシリカ触媒の前記金属酸化物が、モリブデン、レニウム、タングステン、またはそれらの組み合わせの1つ以上の酸化物を含む、実施態様15に記載の二元触媒系。
20.前記メソポーラスシリカ触媒が、10対50のシリカ/金属酸化物のモル比を有する、実施態様15に記載の二元触媒系。
21.前記メソポーラスシリカ触媒の前記金属酸化物が、酸化タングステン(WO 3 )である、実施態様15に記載の二元触媒系。
22.前記MFI構造シリカ触媒が、アルミナを含まない、実施態様15に記載の二元触媒系。
23.前記MFI構造シリカ触媒が、アルミナを含む、実施態様15に記載の二元触媒系。
24.前記MFI構造シリカ触媒が、200対3000のシリカ対アルミナのモル比を有する、実施態様23に記載の二元触媒系。
25.前記MFI構造シリカ触媒が、希土類元素改質剤、リン改質剤、カリウム改質剤、及びそれらの組み合わせからなる群から選択される酸度改質剤を含まない、実施態様15に記載の二元触媒系。
Claims (25)
- プロピレンの生成方法であって、
金属酸化物が含浸されたメソポーラスシリカ触媒であって、前記メソポーラスシリカ触媒が、約2.5nm〜約40nmの細孔径分布及び少なくとも約0.600cm3/gの全細孔体積を有する、メソポーラスシリカ触媒と、
前記メソポーラスシリカ触媒の下流にあるモルデナイト骨格反転(mordenite framework inverted)(MFI)構造シリカ触媒であって、前記MFI構造シリカ触媒が、0.001mmol/g〜0.1mmol/gの総酸度を含む、MFI構造シリカ触媒と、を含む、二元触媒系を提供することと、
ブテンを含む流れを前記二元触媒系と接触させることによるメタセシス及びクラッキングを介して、前記ブテンを含む流れからプロピレンを生成することであって、前記ブテンを含む流れを、前記MFI構造シリカ触媒と接触させる前に、前記メソポーラスシリカ触媒と接触させる、生成することと、を含む、方法。 - 前記MFI構造シリカ触媒が、少なくとも1.5nm〜3nmの細孔径分布を有する、請求項1に記載の方法。
- 前記MFI構造シリカ触媒が、希土類元素改質剤、リン改質剤、カリウム改質剤、及びそれらの組み合わせからなる群から選択される酸度改質剤を含まない、請求項1に記載の方法。
- 前記メソポーラスシリカ触媒が、2−ブテンの1−ブテンへの異性化、続いて2−ブテンと1−ブテンのプロピレンを含むメタセシス生成物流へのクロスメタセシスを触媒作用し、前記MFI構造シリカ触媒が、前記メタセシス生成物流中のC4またはC5オレフィンからプロピレンを生成するクラッキング触媒である、請求項1に記載の方法。
- 前記メソポーラスシリカ触媒の前記金属酸化物が、モリブデン、レニウム、タングステン、またはそれらの組み合わせの1つ以上の酸化物を含む、請求項1に記載の方法。
- 前記メソポーラスシリカ触媒の前記金属酸化物が、酸化タングステン(WO3)である、請求項1に記載の方法。
- 前記メソポーラスシリカ触媒が、5対60のシリカ/酸化タングステンのモル比を有する、請求項1に記載の方法。
- 前記メソポーラスシリカ触媒が、250m2/g〜600m2/gの表面積を含む、請求項1に記載の方法。
- 前記メソポーラスシリカ触媒が、20nm〜200nmの粒子径、及び1〜100μmの範囲の個々の結晶径を有する、請求項1に記載の方法。
- 前記MFI構造シリカ触媒が、アルミナを含まない、請求項1に記載の方法。
- 前記MFI構造シリカ触媒が、アルミナを含む、請求項1に記載の方法。
- 前記MFI構造シリカ触媒が、200対3000のシリカ対アルミナのモル比を有する、請求項11に記載の方法。
- 前記MFI構造シリカ触媒が、300m2/g〜425m2/gの表面積、及び10μm〜40μmの結晶径を有する、請求項1に記載の方法。
- 前記方法が、少なくとも20mol%のエチレン転化、及びmol%で少なくとも45%のプロピレン収率を達成する、請求項1に記載の方法。
- ブテンからプロピレンを生成するための二元触媒系であって、前記二元触媒系が、メタセシス触媒ゾーン、及び前記メタセシス触媒ゾーンの下流にあるクラッキング触媒ゾーンを含み、
前記メタセシス触媒ゾーンが、金属酸化物が含侵されたメソポーラスシリカ触媒を含み、前記メソポーラスシリカ触媒が、少なくとも2.5nm〜40nmの細孔径分布及び少なくとも0.600cm3/gの全細孔体積を含み、
前記クラッキング触媒ゾーンが、モルデナイト骨格反転(MFI)構造のシリカ触媒を含み、前記MFI構造シリカ触媒が、少なくとも1.5nm〜3nmの細孔径分布、及び0.001mmol/g〜0.1mmol/gの総酸度を含む、二元触媒系。 - 前記メタセシス触媒ゾーン及び前記クラッキング触媒ゾーンが、1つの反応器内に配置される、請求項15に記載の二元触媒系。
- 前記メタセシス触媒ゾーンが、第1の反応器内に配置され、前記クラッキング触媒ゾーンが、前記第1の反応器の下流にある第2の反応器内に配置される、請求項15に記載の二元触媒系。
- 前記第1の反応器と前記第2の反応器の間に導管をさらに備える、請求項17に記載の二元触媒系。
- 前記メソポーラスシリカ触媒の前記金属酸化物が、モリブデン、レニウム、タングステン、またはそれらの組み合わせの1つ以上の酸化物を含む、請求項15に記載の二元触媒系。
- 前記メソポーラスシリカ触媒が、10対50のシリカ/金属酸化物のモル比を有する、請求項15に記載の二元触媒系。
- 前記メソポーラスシリカ触媒の前記金属酸化物が、酸化タングステン(WO3)である、請求項15に記載の二元触媒系。
- 前記MFI構造シリカ触媒が、アルミナを含まない、請求項15に記載の二元触媒系。
- 前記MFI構造シリカ触媒が、アルミナを含む、請求項15に記載の二元触媒系。
- 前記MFI構造シリカ触媒が、200対3000のシリカ対アルミナのモル比を有する、請求項23に記載の二元触媒系。
- 前記MFI構造シリカ触媒が、希土類元素改質剤、リン改質剤、カリウム改質剤、及びそれらの組み合わせからなる群から選択される酸度改質剤を含まない、請求項15に記載の二元触媒系。
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KR102178406B1 (ko) | 2020-11-16 |
KR101955183B1 (ko) | 2019-03-08 |
CN108137438A (zh) | 2018-06-08 |
WO2017003812A1 (en) | 2017-01-05 |
US20170001927A1 (en) | 2017-01-05 |
EP3536679A1 (en) | 2019-09-11 |
KR20190022925A (ko) | 2019-03-06 |
US20170113211A1 (en) | 2017-04-27 |
EP3317239B1 (en) | 2019-09-04 |
US10583423B2 (en) | 2020-03-10 |
KR20180050277A (ko) | 2018-05-14 |
KR101921891B1 (ko) | 2018-11-26 |
US20180326408A1 (en) | 2018-11-15 |
EP3317239A1 (en) | 2018-05-09 |
CN109364983A (zh) | 2019-02-22 |
US10052618B2 (en) | 2018-08-21 |
US9884794B2 (en) | 2018-02-06 |
KR20180126623A (ko) | 2018-11-27 |
JP6671399B2 (ja) | 2020-03-25 |
EP3536679B1 (en) | 2023-12-13 |
US10532347B2 (en) | 2020-01-14 |
US20180155256A1 (en) | 2018-06-07 |
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