JP2015527192A - メソポーラス複合酸化物触媒、その製造方法及びそれを用いた1,3−ブタジエン合成方法 - Google Patents
メソポーラス複合酸化物触媒、その製造方法及びそれを用いた1,3−ブタジエン合成方法 Download PDFInfo
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- JP2015527192A JP2015527192A JP2015521565A JP2015521565A JP2015527192A JP 2015527192 A JP2015527192 A JP 2015527192A JP 2015521565 A JP2015521565 A JP 2015521565A JP 2015521565 A JP2015521565 A JP 2015521565A JP 2015527192 A JP2015527192 A JP 2015527192A
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- oxide catalyst
- composite oxide
- average pore
- solution
- mesoporous composite
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- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 title claims abstract description 78
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 31
- 238000001308 synthesis method Methods 0.000 title description 4
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- 239000000377 silicon dioxide Substances 0.000 claims abstract description 69
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 claims abstract description 35
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- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 description 4
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- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- QGUAJWGNOXCYJF-UHFFFAOYSA-N cobalt dinitrate hexahydrate Chemical compound O.O.O.O.O.O.[Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O QGUAJWGNOXCYJF-UHFFFAOYSA-N 0.000 description 3
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- HXWGXXDEYMNGCT-UHFFFAOYSA-M decyl(trimethyl)azanium;chloride Chemical compound [Cl-].CCCCCCCCCC[N+](C)(C)C HXWGXXDEYMNGCT-UHFFFAOYSA-M 0.000 description 1
- PLMFYJJFUUUCRZ-UHFFFAOYSA-M decyltrimethylammonium bromide Chemical compound [Br-].CCCCCCCCCC[N+](C)(C)C PLMFYJJFUUUCRZ-UHFFFAOYSA-M 0.000 description 1
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Abstract
Description
下記化学式1
[化学式1]
(x%)MoaBibFecCodEeOy+(100−x)%SiO2
孔を有し、前記気孔の平均孔容積が0.01〜2cm3/g、そして、平均気孔サイズが2〜50nmであることを特徴とする。
下記化学式1において、Bi、Fe、Co、Eの前駆体混合液及びMoの前駆体溶液を準備する工程と、
前記Moの前駆体溶液に前記前駆体混合液を添加し、共沈した後、前記共沈の溶液1〜99重量%に、孔の平均孔容積が0.5〜2cm3/gであり、平均孔サイズが2〜10nmであり、表面積が500〜1400m2/gであるシリカ粉末99〜1重量%を配合し、乾燥させて、固体粉末を収得する工程と、
前記固体粉末を成形及び焼成して、下記化学式1で表され、孔を有し、前記孔の平均孔容積が0.01〜2cm3/g、そして、平均孔サイズが2〜50nmであるメソポーラス複合酸化物触媒を収得する工程と、を含む。
(x%)MoaBibFecCodEeOy+(100−x)%SiO2
下記化学式1において、Bi、Fe、Co、Eの前駆体混合液及びMoの前駆体溶液を準備する工程と、
前記Moの前駆体溶液に前記前駆体混合液を添加し、共沈した後、乾燥及び粉砕する工程と、
前記共沈の粉砕物1〜99重量%に、孔の平均孔容積が0.5〜2cm3/gであり、平均孔サイズが2〜10nmであり、表面積が500〜1400m2/gであるシリカ粉末99〜1重量%を配合し、固体粉末を収得する工程と、
前記第3工程の固体粉末を乾燥及び焼成して、下記化学式1で表され、孔を有し、前記孔の平均孔容積が0.01〜2cm3/g、そして、平均孔サイズが2〜50nmであるメソポーラス複合酸化物触媒を収得する工程と、を含む。
(x%)MoaBibFecCodEeOy+(100−x)%SiO2
[化学式1]
(x%)MoaBibFecCodEeOy+(100−x)%SiO2
下記化学式1において、Bi、Fe、Co、Eの前駆体混合液及びMoの前駆体溶液を準備する工程と、
前記Moの前駆体溶液に前記前駆体混合液を添加し、共沈した後、前記共沈の溶液1〜99重量%に、孔の平均孔容積が0.5〜2cm3/gであり、平均孔サイズが2〜10nmであり、表面積が500〜1400m2/gであるシリカ粉末99〜1重量%を配合し、乾燥させて、固体粉末を収得する工程と、
前記固体粉末を成形及び焼成して、下記化学式1で表され、孔を有し、前記孔の平均孔容積が0.01〜2cm3/g、そして、平均孔サイズが2〜50nmであるメソポーラス複合酸化物触媒を収得する工程と、を含む。
(x%)MoaBibFecCodEeOy+(100−x)%SiO2
前記化学式1において、Bi、Fe、Co、Eの前駆体混合液及びMoの前駆体溶液を準備する工程と、
前記Moの前駆体溶液に前記前駆体混合液を添加し、共沈した後、乾燥及び粉砕する工程と、
前記共沈の粉砕物1〜99重量%に、孔の平均孔容積が0.5〜2cm3/gであり、平均孔サイズが2〜10nmであり、表面積が500〜1400m2/gであるシリカ粉末99〜1重量%を配合し、固体粉末を収得する工程と、
前記第3工程の固体粉末を乾燥及び焼成して、前記化学式1で表される孔を有し、前記孔の平均孔容積が0.01〜2cm3/g、そして、平均孔サイズが2〜50nmであるメソポーラス複合酸化物触媒を収得する工程と、を含む。
1:0.5〜2:2〜20:5〜20のモル比で含まれた反応物に前記触媒を使用して、
250〜350℃の反応温度及び50〜5000h-1のブテンを基準とする空間速度で行うことができる。
気孔性シリカを製造するために、界面活性剤としてセチルトリメチルアンモニウムブロマイド(CTABr、Cetyltrimethylammonium bromide)を60℃の蒸留水に溶解し、最終量論比が0.12 Na2O:0.5 SiO2:0.1 CTABr:30 H2Oとなるようにケイ酸ナトリウム溶液を入れ、60℃で1時間撹拌して、エマルジョン溶液を準備した。
気孔性シリカを製造するために、ポリ(エチレングリコール)−ポリ(プロピレングリコール)−ポリ(エチレングリコール)のトリブロック共重合体(BASF社製)を40℃の塩酸水溶液に溶解し、TEOS(Tetraethylortho silicate)を入れ、1時間撹拌して、エマルジョン溶液を準備した。
前記化学式1においてEとしてCsを使用する触媒を、金属前駆体として、硝酸コバルト(Co(NO3)2・6H2O)、硝酸鉄(Fe(NO3)3・9H2O)、硝酸ビスマス(Bi(NO3)2・5H2O)、硝酸セシウム(CsNO3)及びモリブデン酸アンモニウム((NH4)6Mo7O24・4H2O)を使用し、次のような方式で製造した。
前記実施例1及び実施例2で収得されたそれぞれの60wt%MoBiFeCoCs+40wt%SiO2メソポーラス複合金属酸化物触媒と比較例1で得られた複合金属酸化物触媒の各75mLを、金属管型反応器に固定床として充填し、それぞれの触媒活性を測定した。
転換率(%)=反応したn−ブテンのモル数/供給されたn−ブテンのモル数x100
[式2]
選択度(%)=生成された1,3−ブタジエンのモル数/反応したn−ブテンのモル数x100
[式3]
収率(%)=生成された1,3−ブタジエンのモル数/供給されたn−ブテンのモル数x100
Claims (15)
- 下記化学式1
[化学式1]
(x%)MoaBibFecCodEeOy+(100−x)%SiO2
(上記式中、Eは、周期律表の1族元素から選択された1つ以上であり、aは0.001〜13であり、b、c、d及びeは、それぞれ独立して0.001〜10であり、xは1〜99の整数であり、yは、他の成分によって原子価を合せるために定められる値である)で表され、
孔を有し、前記孔の平均孔容積が0.01〜2cm3/g、そして、平均孔サイズが2〜50nmである、メソポーラス複合酸化物触媒。 - 前記触媒は20〜1400m2/gの表面積を有する、請求項1に記載のメソポーラス複合酸化物触媒。
- 前記xは30〜60の整数である、請求項1に記載のメソポーラス複合酸化物触媒。
- 前記SiO2は、孔の平均孔容積が0.5〜2cm3/gであり、平均孔サイズが2〜10nmであり、表面積が500〜1400m2/gである、請求項1に記載のメソポーラス複合酸化物触媒。
- 前記SiO2は、MCM−41タイプの結晶構造を有し、小角X線回折分析(small angle XRD)時に、1.50〜2.38、3.40〜3.89、及び4.12〜4.51の2θの範囲でピークを有する、請求項4に記載のメソポーラス複合酸化物触媒。
- 前記SiO2は、SBA−15タイプの結晶構造を有し、小角X線回折分析(small angle XRD)時に、0.60〜1.18、1.49〜1.73、及び1.80〜1.98の2θの範囲でピークを有する、請求項4に記載のメソポーラス複合酸化物触媒。
- 下記化学式1におけるBi、Fe、Co、Eの前駆体混合液及びMoの前駆体溶液を準備する工程と、
前記Moの前駆体溶液に前記前駆体混合液を添加し、共沈した後、前記共沈の溶液1〜99重量%に、孔の平均孔容積が0.5〜2cm3/gであり、平均孔サイズが2〜10nmであり、表面積が500〜1400m2/gであるシリカ粉末99〜1重量%を配合し、生じた混合物を乾燥させて、固体粉末を得る工程と、
前記固体粉末を成形及び焼成して、下記化学式1で表され、孔を有し、前記孔の平均孔容積が0.01〜2cm3/g、そして、平均孔サイズが2〜50nmであるメソポーラス複合酸化物触媒を得る工程と、を含む、メソポーラス複合酸化物触媒の製造方法。
[化学式1]
(x%)MoaBibFecCodEeOy+(100−x)%SiO2
(上記式中、Eは、周期律表の1族元素から選択された1つ以上であり、aは0.001〜13であり、b、c、d及びeは、それぞれ独立して0.001〜10であり、xは1〜99の整数であり、yは、他の成分によって原子価を合せるために定められる値である) - 下記化学式1におけるBi、Fe、Co、Eの前駆体混合液及びMoの前駆体溶液を準備する工程と、
前記Moの前駆体溶液に前記前駆体混合液を添加し、共沈した後、乾燥及び粉砕する工程と、
前記共沈の粉砕物1〜99重量%に、孔の平均孔容積が0.5〜2cm3/gであり、平均孔サイズが2〜10nmであり、表面積が500〜1400m2/gであるシリカ粉末99〜1重量%を配合する工程と、
前記固体粉末を乾燥及び焼成して、下記化学式1で表され、孔を有し、前記孔の平均孔容積が0.01〜2cm3/g、そして、平均孔サイズが2〜50nmであるメソポーラス複合酸化物触媒を得る工程と、を含む、メソポーラス複合酸化物触媒の製造方法。
[化学式1]
(x%)MoaBibFecCodEeOy+(100−x)%SiO2
(上記式中、Eは、周期律表の1族元素から選択された1つ以上であり、aは0.001〜13であり、b、c、d及びeは、それぞれ独立して0.001〜10であり、xは1〜99の整数であり、yは、他の成分によって原子価を合せるために定められる値である) - 前記シリカ粉末は、カチオン性界面活性剤を分散させた塩基性水溶液またはブロック共重合体(block copolymer)を分散させた酸性水溶液にシリカ供給源(silica source)を添加した後、熱または圧力処理して製造された、請求項7又は8に記載のメソポーラス複合酸化物触媒の製造方法。
- 前記シリカ粉末は、前記カチオン性界面活性剤溶液と前記シリカ供給源との撹拌溶液を、333〜373Kの条件下で熱処理した後、pHを調節し、乾燥及び焼成させて、MCM−41タイプの結晶構造を有する、請求項7又は8に記載のメソポーラス複合酸化物触媒の製造方法。
- 前記シリカ粉末は、前記ブロック共重合体溶液と前記シリカ供給源との撹拌溶液を、333K〜373Kの条件下で熱処理した後、乾燥及び焼成させて、SBAタイプの結晶構造を有する、請求項7又は8に記載のメソポーラス複合酸化物触媒の製造方法。
- 前記乾燥は323〜473Kで行う、請求項7又は8に記載のメソポーラス複合酸化物触媒の製造方法。
- 前記焼成は673〜873Kで行う、請求項7又は8に記載のメソポーラス複合酸化物触媒の製造方法。
- 触媒として、請求項1乃至6のいずれかに記載のメソポーラス複合金属酸化物触媒を使用し、n−ブテンを酸化的脱水素化反応させることによる、1,3−ブタジエン合成方法。
- 前記酸化的脱水素化反応は、n−ブテン、酸素、窒素およびスチームが1:0.5〜2:2〜20:5〜20のモル比で含まれた反応物に前記触媒を使用して250〜350℃の反応温度及び50〜5000h-1の空間速度で行われる、請求項14に記載の1,3−ブタジエン合成方法。
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CN104519995A (zh) | 2015-04-15 |
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US20150151292A1 (en) | 2015-06-04 |
EP2862626A1 (en) | 2015-04-22 |
JP5907637B2 (ja) | 2016-04-26 |
KR101796821B1 (ko) | 2017-11-13 |
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CN104519995B (zh) | 2016-11-23 |
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