JP2011523947A - 有機化合物を連続的に水素化する方法及び反応器 - Google Patents
有機化合物を連続的に水素化する方法及び反応器 Download PDFInfo
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Abstract
Description
アニリンのような芳香族モノアミン、異性体トルイジン、異性体キシリジン、1−又は2−アミノナフタレン、ベンジジン及び置換ベンジジン;
異性体フェニレンジアミン(o−フェニレンジアミン、m−フェニレンジアミン、p−フェニレンジアミン)のような芳香族ジアミン、2,4−ジアミノトルエン及び/又は2,6−ジアミノトルエンのような異性体トリレンジアミン、1,5−ジアミノナフタレンのような異性体ジアミノナフタレン、ビス(4−アミノフェニル)メタン(MDA)、メタ−キシレンジアミン(MXDA)、ビス(4−アミノ−3−メチルフェニル)メタン及びビス(4−アミノ−3,5−ジメチルフェニル)メタン;
ポリマーMDA(ポリメチレンポリフェニルアミン)のような芳香族ポリアミン;
安息香酸のような芳香族モノ−及びジカルボン酸及びそのエステル、異性体フタル酸及びそのエステル、好ましくはそのメチルエステル;
アントラニル酸のような芳香族アミノカルボン酸及びそのエステル;
フェノール及びビスフェノールAのような芳香族アルコール;並びに
ベンゼン、トルエン、エチルベンゼン、異性体キシレン、インデン、テトラリン及びナフタレンのような芳香族炭化水素。
実施例は、本発明の方法による連続水素化を記載する。
中間体:(4−アミノシクロヘキシル)(4−アミノフェニル)メタン
出発物質:ビス(4−アミノフェニル)メタン
使用した反応系は実施例1に記載されたものであった。
中間体:(4−アミノ−3−メチルシクロヘキシル)(4−アミノ−3−メチルフェニル)メタン
出発物質:ビス(4−アミノ−3−メチルフェニル)メタン
Claims (20)
- 均一系又は不均一系触媒の存在下で多相系において有機化合物を連続的に水素化する方法において、前記方法は2段階で実施され、その際、
第1段階が、外部熱交換器を有するループ型反応器において実施され、
第2段階が、制限された逆混合を有する気泡塔型反応器において実施される
ことを特徴とする、前記方法。 - 前記水素化が不均一系触媒の存在下で実施されることを特徴とする、請求項1に記載の方法。
- 使用される有機化合物が芳香族化合物であることを特徴とする、請求項1から2までの少なくとも1項に記載の方法。
- 使用される芳香族化合物が、ポリマーMDA、アニリン、2,4−ジアミノトルエン、2,6−ジアミノトルエン、o−フェニレンジアミン、m−フェニレンジアミン、p−フェニレンジアミン、ビス(4−アミノフェニル)メタン(MDA)、メタ−キシレンジアミン(MXDA)、ビス(4−アミノ−3−メチルフェニル)メタン及び/又はビス(4−アミノ−3,5−ジメチルフェニル)メタンであることを特徴とする、請求項3に記載の方法。
- 前記方法の第1段階が内部ループ流を有するループ型反応器で実施されることを特徴とする、請求項1から4までの少なくとも1項に記載の方法。
- 第2段階の気泡塔型反応器における逆混合が、内部構造により制限されることを特徴とする、請求項1から5までの少なくとも1項に記載の方法。
- 前記内部構造が、ガス透過性及び液体透過性散布トレーであることを特徴とする、請求項6に記載の方法。
- 気泡塔型反応器が、散布トレーによって幾つかの個別のセグメントに分けられており、個別のセグメントの数が1〜20であることを特徴とする、請求項6から7までの少なくとも1項に記載の方法。
- 前記内部構造が、不規則充填物又は規則充填物であることを特徴とする、請求項6に記載の方法。
- 前記方法の2つの段階が1つの装置に配置されていることを特徴とする、請求項1から9までの少なくとも1項に記載の方法。
- 前記方法の第1段階のループ型反応器における反応体の供給口と、前記方法の第2段階の気泡塔型反応器におけるガス液体混合物の出口との間に、最大で20Kの温度差が生じることを特徴とする、請求項1から10までの少なくとも1項に記載の方法。
- ループ型反応器における変換率が、92〜98%であることを特徴とする、請求項1から11までの少なくとも1項に記載の方法。
- 反応体及び反応混合物を供給することができる、反応器領域の下側に配置された同心円状導管(2)及び上方に向けられた混合ノズル(3)、反応器から混合ポンプまで導く外部ポンプ循環系に存在する、ポンプ(4)及び熱交換器(5)、並びに反応器の上側領域に取り付けられた1つ、又は1つより多いガス透過性及び液体透過性内部構造(10)を有し、この際、水素化反応器(1)の全長と直径の比が、5:1〜100:1の範囲であり、反応器の上側領域の容量と反応器の下側領域の容量の比が、0.05:1〜10:1であることを特徴とする、高い円筒形の設計の水素化反応器(1)。
- 反応体の供給(6、7及び8)が外部ポンプ作動循環系に備わっていることを特徴とする、請求項13に記載の水素化反応器(1)。
- ガス透過性及び液体透過性内部構造(10)が散布トレー、例えば有孔板であることを特徴とする、請求項13から14までの少なくとも1項に記載の水素化反応器(1)。
- 散布トレーにより分けられているセグメントの容量が、反応器の総容量に基づいて5〜50%の範囲であり、個別のセグメントの数が1〜20であることを特徴とする、請求項15に記載の水素化反応器(1)。
- 反応器の上側領域の容量と反応器の下側領域の容量の比が、0.4:1〜1.5:1の範囲であり、個別のセグメントの数が2〜6であることを特徴とする、請求項16に記載の水素化反応器(1)。
- 分離器(11)で液体流/生成物流(12)とガス流に分離される反応混合物の出口が、反応器の上側領域に存在することを特徴とする、請求項13から17までの少なくとも1項に記載の水素化反応器(1)。
- 均一系又は不均一系触媒の存在下で多相系において有機化合物を水素化する方法において、請求項13から18までの少なくとも1項に記載の反応器で、反応を実施することを特徴とする、前記方法。
- 界面活性剤、薬剤と植物保護剤、安定剤、光安定剤、ポリマー、ポリアミド、イソシアネート、エポキシ樹脂用硬化剤、ポリウレタン用触媒、第四級アンモニウム化合物を製造するための中間体、可塑剤、腐蝕防止剤、合成樹脂、イオン交換体、織物用助剤、染料、加硫促進剤、乳化剤を製造するための合成単位としての、並びに/又は尿素及びポリ尿素の製造用の出発物質としての、請求項1から12までの少なくとも1項又は請求項19により得られる脂環式アミンの使用。
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PCT/EP2009/056120 WO2009153123A1 (de) | 2008-05-27 | 2009-05-20 | Kontinuierliches verfahren und reaktor zur hydrierung organischer verbindungen |
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EP (1) | EP2285481B1 (ja) |
JP (1) | JP2011523947A (ja) |
CN (1) | CN102046279A (ja) |
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Also Published As
Publication number | Publication date |
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EP2285481A1 (de) | 2011-02-23 |
EP2285481B1 (de) | 2012-07-11 |
US20110137083A1 (en) | 2011-06-09 |
TWI442971B (zh) | 2014-07-01 |
CN102046279A (zh) | 2011-05-04 |
WO2009153123A1 (de) | 2009-12-23 |
TW201002649A (en) | 2010-01-16 |
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