JP2017511317A - エテンを調製するための方法 - Google Patents
エテンを調製するための方法 Download PDFInfo
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- JP2017511317A JP2017511317A JP2016559651A JP2016559651A JP2017511317A JP 2017511317 A JP2017511317 A JP 2017511317A JP 2016559651 A JP2016559651 A JP 2016559651A JP 2016559651 A JP2016559651 A JP 2016559651A JP 2017511317 A JP2017511317 A JP 2017511317A
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- 238000000034 method Methods 0.000 claims abstract description 55
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- RNAMYOYQYRYFQY-UHFFFAOYSA-N 2-(4,4-difluoropiperidin-1-yl)-6-methoxy-n-(1-propan-2-ylpiperidin-4-yl)-7-(3-pyrrolidin-1-ylpropoxy)quinazolin-4-amine Chemical compound N1=C(N2CCC(F)(F)CC2)N=C2C=C(OCCCN3CCCC3)C(OC)=CC2=C1NC1CCN(C(C)C)CC1 RNAMYOYQYRYFQY-UHFFFAOYSA-N 0.000 description 1
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- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- BCTWNMTZAXVEJL-UHFFFAOYSA-N phosphane;tungsten;tetracontahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.P.[W].[W].[W].[W].[W].[W].[W].[W].[W].[W].[W].[W] BCTWNMTZAXVEJL-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- DHRLEVQXOMLTIM-UHFFFAOYSA-N phosphoric acid;trioxomolybdenum Chemical compound O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.OP(O)(O)=O DHRLEVQXOMLTIM-UHFFFAOYSA-N 0.000 description 1
- IYDGMDWEHDFVQI-UHFFFAOYSA-N phosphoric acid;trioxotungsten Chemical compound O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.OP(O)(O)=O IYDGMDWEHDFVQI-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
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- 239000000843 powder Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
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- 239000010936 titanium Substances 0.000 description 1
- ZSDSQXJSNMTJDA-UHFFFAOYSA-N trifluralin Chemical compound CCCN(CCC)C1=C([N+]([O-])=O)C=C(C(F)(F)F)C=C1[N+]([O-])=O ZSDSQXJSNMTJDA-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- 239000011701 zinc Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
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Abstract
Description
18−タングストリン酸:H6[P2W18O62].xH2O
12−タングストリン酸:H3[PW12O40].xH2O
12−タングストケイ酸:H4[SiW12O40].xH2O
セシウムハイドロゲンタングストケイ酸塩:Cs3H[SiW12O40].xH2O
及び、以下のヘテロポリ酸の遊離酸又は部分塩である。
モノカリウムタングストリン酸塩:KH5[P2W18O62].xH2O
モノナトリウム12−タングストケイ酸:NaK3[SiW12O40].xH2O
カリウムタングストリン酸塩:K6[P2W18O62].xH2O
アンモニウムモリブドジリン酸塩:(NH4)6[P2Mo18O62].xH20
カリウムモリブドジバナドリン酸塩:K5[PMoV2O40].xH2O
PV>0.6−0.3x[HPA担持量/触媒の表面積]
を有するヘテロポリタングステン酸担持触媒であり、
ここで、PVは、乾燥担持ヘテロポリタングステン酸触媒の細孔容積(ml/g触媒で測定)であり、HPA担持量は、乾燥担持ヘテロポリ酸触媒中のヘテロポリ酸の量(μモル/g触媒で測定)であり、触媒の表面積は、乾燥担持ヘテロポリタングステン酸触媒の表面積(m2/g触媒で測定)である。
ケイタングステン酸(STA,silicotungstic acid)触媒を、次の例に従う脱水反応を行うのに使用した。
上記方法に従って調製される(下記表1に示すような)STA触媒の塊を、不活性ガス(窒素及びヘリウム)流下で、等温床を有し0.501MPaに加圧された反応管中に充填した。触媒を、窒素(0.01500モル/時間)とヘリウム(0.00107モル/時間)の混合流下で、240℃到達まで2℃/分で加熱し、この温度で8時間保持した後、150℃まで冷却した。
Claims (15)
- エタノールを含む供給物の気相化学的脱水によりエテンを調製するための方法であって、前記方法が、反応器中で担持ヘテロポリ酸触媒を前記供給物と接触させるステップを含み、供給温度は少なくとも250℃であり、前記反応器内の圧力は少なくとも0.80MPaであるが1.80MPa未満である、方法。
- 少なくとも252℃の供給温度で行われ、好ましくは、前記供給温度が少なくとも255℃であり、より好ましくは、前記供給温度が少なくとも260℃であり、さらにより好ましくは、前記供給温度が少なくとも280℃であり、さらに一層より好ましくは、前記供給温度が少なくとも300℃である、請求項1に記載の方法。
- 供給温度の上限が350℃であり、好ましくは前記供給温度の前記上限が325℃である、請求項1又は2に記載の方法。
- 反応器内の圧力が、0.90MPa〜1.60MPaであり、好ましくは、前記反応器内の前記圧力が0.95MPa〜1.30MPaであり、最も好ましくは、前記反応器内の前記圧力が1.00MPa〜1.20MPaである、請求項1〜3のいずれかに記載の方法。
- 供給流圧力が、1.00MPa〜1.80MPaであり、好ましくは、前記供給流圧力が1.20MPa〜1.60MPaであり、より好ましくは、前記供給流圧力が1.30MPa〜1.50MPa、例えば、1.40MPaである、請求項1〜4のいずれかに記載の方法。
- 排出流圧力は、0.80MPa〜1.40MPaであり、好ましくは、前記排出流圧力が0.85MPa〜1.20MPaであり、より好ましくは、前記排出流圧力が0.90MPa〜1.10MPa、例えば、1.00MPaである、請求項1〜5のいずれかに記載の方法。
- 供給物が、水及び/又はエトキシエタンをさらに含む、請求項1〜6のいずれかに記載の方法。
- 触媒が、好ましくは反応器内の1つ又は2つ以上の触媒床の形態で提供される、請求項1〜7のいずれかに記載の方法。
- 触媒が、複数の触媒床の形態で提供され、好ましくは、前記複数の触媒床が直列に又は並列に配置される、請求項8に記載の方法。
- 1つ又は2つ以上の触媒床の少なくとも1つが管状固定床、又は流動床である、請求項8又は9に記載の方法。
- 担持ヘテロポリ酸触媒におけるヘテロポリ酸の量が、前記担持ヘテロポリ酸触媒の全重量に基づいて、10重量%〜50重量%の範囲である、請求項1〜10のいずれかに記載の方法。
- 担持ヘテロポリ酸触媒の少なくとも一部は、エタノールを含み、好ましくは水及びエトキシエタンをさらに含む供給物からエテンを調製するための方法で以前用いられたことがある、請求項1〜11のいずれかに記載の方法。
- 担持ヘテロポリ酸触媒が、担持ヘテロポリタングステン酸触媒である、請求項1〜12のいずれかに記載の方法。
- 担持ヘテロポリタングステン触媒が、担持ケイタングステン酸触媒であり、好ましくは12−タングストケイ酸(H4[SiW12O40].xH2O)である、請求項13に記載の方法。
- 担持ヘテロポリタングステン酸触媒が、以下の特性:
PV>0.6−0.3x[HPA担持量/触媒の表面積]
を有することを特徴とし、
ここで、PVは、乾燥担持ヘテロポリタングステン酸触媒の細孔容積(ml/g触媒で測定)であり、HPA担持量は、乾燥担持ヘテロポリ酸触媒中に存在するヘテロポリ酸の量(μモル/g触媒で測定)であり、触媒の表面積は、前記乾燥担持ヘテロポリタングステン酸触媒の表面積(m2/g触媒で測定)である、請求項13に記載の方法。
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