JP5275080B2 - モノカルボキシル酸またはその誘導体から一価アルコールを製造する方法 - Google Patents
モノカルボキシル酸またはその誘導体から一価アルコールを製造する方法 Download PDFInfo
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- C07C29/149—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof with hydrogen or hydrogen-containing gases
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Description
(式中、(a)、(b)、(d)及びxは、本明細書で定義したのと同様である)。
(式中、(a)、(b)及び(d)は各成分の原子数を基準にした成分比であり、(d)が100の場合、(a)は1〜20、好ましくは2〜10、(b)は1〜40、好ましくは2〜20を示し;xは酸素の原子数で、他の成分の原子価及び組成比によって決定される値)。
(式中、(a)、(b)、(c)及び(d)は、各成分の原子数を基準にした成分比であり、(d)が100の場合、(a)は1〜20、好ましくは2〜10、(b)は1〜40、好ましくは2〜20、(c)は0超過〜20、好ましくは0超過〜10を示し;xは、酸素の原子数で、他の成分の原子価及び組成比によって決定される値)。
(式中、Aは、Co、Ni、Cu、Ag、Rh、Pd、Re、Ir及びPtからなる群から選択される一つ以上の成分を示し;Bは、Si、Ti及びAlからなる群から選択される一つ以上の成分を示し;(a)、(b)、(c)、(d)及び(e)は、各成分の原子数を基準にした成分比であり、(d)+(e)が100の場合を基準に、(a)は1〜20、好ましくは2〜10;(b)は1〜40、好ましくは 2〜20;(c)は0超過〜20、好ましくは0超過〜10;(d)は50以上、好ましくは80〜100;(e)は0超過〜50、好ましくは0超過〜20を示し;xは、酸素の原子数で、他の成分の原子価及び組成比によって決定される値)。
水素化反応温度は、150〜400℃、好ましくは170〜300℃で、反応圧力は、0〜50気圧、好ましくは反応圧力は1〜50気圧、より好ましくは1〜30気圧であり、H2/モノカルボキシル酸のモル比は、10〜200:1、好ましくは20〜100:1で、モノカルボキシル酸の供給速度は、0.05〜5hr−1、0.2〜3hr−1の範囲で供給することが好ましい。
塩化ルテニウム(RuCl3、Ru43.6重量%)1.15g、塩化スズ(II)(SnCl2・2H2O)1.901g及び窒酸亜鉛(Zn(NO3)2・6H2O)31.07gを300mlの脱イオン水に溶解した溶液と水酸化ナトリウム溶液を常温で同時に滴下して激しく撹拌しながら共浸法によって触媒スラリー溶液を製造した。最終スラリー溶液のpHを7.2に合わせて、スラリー溶液をゆっくり昇温して、80℃で5時間受熱熟成した。以後、溶液の温度を常温に減温して脱イオン水で充分に洗浄した後、ろ過した。ろ過したケーキ(残渣)を120℃で10時乾燥した後、乾燥したケーキを粉末状態にして、打錠法で成形した後、20〜40メッシュサイズに破砕、分別した。前記分別された触媒を450℃、空気雰囲気で6時間焼成した。
焼成された酸化物状態の触媒2.0gをチューブ型反応器に充填して、5%H2/N2 混合ガスを流しながら徐徐に昇温して280℃で12時間活性化させた。
触媒を還元活性化させた後、反応温度250℃、反応圧力25気圧、WHSV=1.0hr−1、H2/n−BA(m/m)=35の条件下で連続反応させた。
Claims (10)
- 下記化学式1で表わされる組成を有する触媒の存在下で、C1〜10のモノカルボキシル酸またはその無水物若しくはエステルを水素によって直接水素化反応させる工程を含む、一価アルコールの製造方法:
[化学式1]
Ru(a)Sn(b)Zn(d)Ox
(式中、(a)、(b)及び(d)は、各成分の原子数を基準にした成分比であり、(d)が100の場合、(a)は1〜20、(b)は1〜40で;xは、酸素の原子数で、他の成分の原子価及び組成比によって決定される値)。 - 前記触媒が、下記化学式2で表わされるように、Co、Cu、Re及びPtからなる群から選択される一つ以上の成分Aを追加で含むことを特徴とする、請求項1に記載の一価アルコールの製造方法:
[化学式2]
Ru(a)Sn(b)A(c)Zn(d)Ox
(式中、(a)、(b)、(c)及び(d)は、各成分の原子数を基準にした成分比であり、(d)が100の場合、(a)は1〜20、(b)は1〜40、(c)は0超過〜20で;xは、酸素の原子数で、他の成分の原子価及び組成比によって決定される値)。 - 前記触媒が、空気雰囲気下で、300〜800℃で焼成されることを特徴とする、請求項1に記載の一価アルコールの製造方法。
- 前記触媒が、水素化反応を遂行する前に、H2/N2混合ガスを使用して200〜600℃で活性化されることを特徴とする、請求項1に記載の一価アルコールの製造方法。
- 前記水素化反応が、前記C1〜10のモノカルボキシル酸またはその無水物若しくはエステルが150〜400℃の反応温度、及び1〜50気圧の反応圧力で気相還元されることを特徴とする、請求項1に記載の一価アルコールの製造方法。
- 前記水素化反応で、水素と前記C1〜10のモノカルボキシル酸またはその無水物若しくはエステルのモル比が、10〜200:1であることを特徴とする、請求項1に記載の一価アルコールの製造方法。
- 前記水素化反応で、前記C1〜10のモノカルボキシル酸またはその無水物若しくはエステルの供給速度(LHSV)が、0.05〜5hr−1であることを特徴とする、請求項1に記載の一価アルコールの製造方法。
- 前記モノカルボキシル酸がn−ブタン酸で、前記一価アルコールはn−ブタノールであることを特徴とする、請求項1に記載の一価アルコールの製造方法。
- 前記C1〜10のモノカルボキシル酸またはその無水物若しくはエステルが、水を含まないことを特徴とする、請求項1に記載の一価アルコールの製造方法。
- 前記C1〜10のモノカルボキシル酸またはその無水物若しくはエステルが、水を含むことを特徴とする、請求項1に記載の一価アルコールの製造方法
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KR1020080021115A KR100922998B1 (ko) | 2008-03-06 | 2008-03-06 | 모노카르복실산 또는 그의 유도체로부터 일가 알콜의 제조방법 |
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EP (1) | EP2248793B8 (ja) |
JP (1) | JP5275080B2 (ja) |
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JPH08198786A (ja) * | 1995-01-25 | 1996-08-06 | Mitsubishi Chem Corp | カルボン酸エステルの水素化方法 |
MY118128A (en) | 1996-03-01 | 2004-09-30 | Basf Ag | The preparation of 1, 6-hexanediol and caprolactone |
ZA973972B (en) | 1996-05-14 | 1998-03-23 | Kvaerner Process Tech Ltd | A process for the production of at least one C4 compound selected from butane-1,4-diol, gamma-butyrolactone and tetrahydrofuran. |
ZA973971B (en) | 1996-05-15 | 1998-03-23 | Kvaerner Process Tech Ltd | A process for the production of at least one C4 compound selected from butane-1,4-diol, gamma-butyrolactone and tetrahydrofuran. |
JP3921877B2 (ja) * | 1998-06-22 | 2007-05-30 | 三菱化学株式会社 | 1,4−シクロヘキサンジメタノールの製造方法 |
CN1141180C (zh) * | 1999-09-21 | 2004-03-10 | 旭化成株式会社 | 用于氢化羧酸的催化剂 |
JP4472108B2 (ja) * | 1999-09-21 | 2010-06-02 | 旭化成ケミカルズ株式会社 | カルボン酸水添触媒 |
JP2002126524A (ja) * | 2000-10-25 | 2002-05-08 | Mitsubishi Chemicals Corp | 水素化反応用触媒及びそれを用いたアルコール類の製造方法 |
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- 2009-02-27 EP EP09718149.9A patent/EP2248793B8/en active Active
- 2009-02-27 WO PCT/KR2009/000963 patent/WO2009110698A2/ko active Application Filing
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KR20090095892A (ko) | 2009-09-10 |
EP2248793B1 (en) | 2013-08-14 |
JP2009215289A (ja) | 2009-09-24 |
WO2009110698A2 (ko) | 2009-09-11 |
US20100113843A1 (en) | 2010-05-06 |
EP2248793B8 (en) | 2013-09-25 |
WO2009110698A3 (ko) | 2009-11-19 |
KR100922998B1 (ko) | 2009-10-22 |
US7847134B2 (en) | 2010-12-07 |
EP2248793A2 (en) | 2010-11-10 |
EP2248793A4 (en) | 2012-07-11 |
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