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公开(公告)号:US07960591B2
公开(公告)日:2011-06-14
申请号:US12529034
申请日:2008-02-27
申请人: Kirsten Dahmen , Alfred Oftring , Randolf Hugo , Katrin Baumann , Thilo Hahn , Johann-Peter Melder
发明人: Kirsten Dahmen , Alfred Oftring , Randolf Hugo , Katrin Baumann , Thilo Hahn , Johann-Peter Melder
IPC分类号: C07C209/48
CPC分类号: C07C209/48 , C07C211/14
摘要: The invention relates to a process for preparing triethylenetetramine (TETA), which comprises hydrogenating ethylenediaminediacetonitrile (EDDN) in the presence of a catalyst and a solvent.
摘要翻译: 本发明涉及一种制备三亚乙基四胺(TETA)的方法,其包括在催化剂和溶剂存在下氢化乙二胺二乙腈(EDDN)。
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公开(公告)号:US07960590B2
公开(公告)日:2011-06-14
申请号:US12529101
申请日:2008-02-28
申请人: Kirsten Dahmen , Alfred Oftring , Randolf Hugo , Thilo Hahn , Katrin Baumann , Johann-Peter Melder
发明人: Kirsten Dahmen , Alfred Oftring , Randolf Hugo , Thilo Hahn , Katrin Baumann , Johann-Peter Melder
IPC分类号: C07C209/48
CPC分类号: C07C209/48 , C07C211/10
摘要: The invention relates to a process for preparing an ethylene amine mixture, which comprises the following steps: a) crude AAN which is largely free of formaldehyde cyanohydrin (largely FACH-free) is heated at a temperature of from 50 to 150° C. to give an amino nitrile mixture comprising aminoacetonitrile (AAN) and from 5 to 70% by weight of iminodiacetonitrile (DAN), b) hydrogenation of the amino nitrile mixture obtained in step a) in the presence of a catalyst. Ethylenediamine (EDA) and/or diethylenetriamine (DETA) and also, if appropriate, further ethylene amines can be isolated from the ethylene amine mixtures obtained.
摘要翻译: 本发明涉及一种制备乙烯胺混合物的方法,其包括以下步骤:a)将大部分不含甲醛氰醇(基本上不含FACH的)的粗AAN在50至150℃的温度下加热至 得到包含氨基乙腈(AAN)和5-70重量%亚氨基二乙腈(DAN)的氨基腈混合物,b)在催化剂存在下氢化步骤a)中得到的氨基腈混合物。 乙二胺(EDA)和/或二亚乙基三胺(DETA)以及如果合适的话,还可以从获得的乙烯胺混合物中分离另外的亚乙基胺。
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公开(公告)号:US20100121109A1
公开(公告)日:2010-05-13
申请号:US12529101
申请日:2008-02-28
申请人: Kirsten Dahmen , Alfred Oftring , Randolf Hugo , Thilo Hahn , Katrin Baumenn , Johann-Peter Melder
发明人: Kirsten Dahmen , Alfred Oftring , Randolf Hugo , Thilo Hahn , Katrin Baumenn , Johann-Peter Melder
IPC分类号: C07C209/62
CPC分类号: C07C209/48 , C07C211/10
摘要: The invention relates to a process for preparing an ethylene amine mixture, which comprises the following steps: a) crude AAN which is largely free of formaldehyde cyanohydrin (largely FACH-free) is heated at a temperature of from 50 to 150° C. to give an amino nitrile mixture comprising aminoacetonitrile (AAN) and from 5 to 70% by weight of iminodiacetonitrile (DAN), b) hydrogenation of the amino nitrile mixture obtained in step a) in the presence of a catalyst. Ethylenediamine (EDA) and/or diethylenetriamine (DETA) and also, if appropriate, further ethylene amines can be isolated from the ethylene amine mixtures obtained.
摘要翻译: 本发明涉及一种制备乙烯胺混合物的方法,其包括以下步骤:a)将大部分不含甲醛氰醇(基本上不含FACH的)的粗AAN在50至150℃的温度下加热至 得到包含氨基乙腈(AAN)和5-70重量%亚氨基二乙腈(DAN)的氨基腈混合物,b)在催化剂存在下氢化步骤a)中得到的氨基腈混合物。 乙二胺(EDA)和/或二亚乙基三胺(DETA)以及如果合适的话,还可以从获得的乙烯胺混合物中分离另外的亚乙基胺。
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公开(公告)号:US09139511B2
公开(公告)日:2015-09-22
申请号:US13427388
申请日:2012-03-22
申请人: Christof Wilhelm Wigbers , Christoph Müller , Wolfgang Mägerlein , Petr Kubanek , Thomas Heidemann , Johann-Peter Melder , Thomas Krug , Oliver Bey
发明人: Christof Wilhelm Wigbers , Christoph Müller , Wolfgang Mägerlein , Petr Kubanek , Thomas Heidemann , Johann-Peter Melder , Thomas Krug , Oliver Bey
IPC分类号: C07C209/00 , C07C209/48
CPC分类号: C07C209/48
摘要: The present invention relates to a process for hydrogenating nitriles by means of hydrogen in the presence of a catalyst in a reactor, where the catalyst is arranged in a fixed bed, wherein the cross-sectional loading in the reactor is in the range from 5 kg/(m2 s) to 50 kg/(m2 s). The present invention further relates to a process for preparing downstream products of isophoronediamine (IPDA) or N,N-dimethylaminopropylamine (DMAPA) from amines prepared according to the invention.
摘要翻译: 本发明涉及在反应器中催化剂存在下通过氢气氢化腈的方法,其中催化剂布置在固定床中,其中反应器中的横截面负载在5kg /(m2·s)至50 kg /(m2·s)。 本发明还涉及由根据本发明制备的胺制备异佛尔酮二胺(IPDA)或N,N-二甲基氨基丙胺(DMAPA)的下游产物的方法。
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公开(公告)号:US08637668B2
公开(公告)日:2014-01-28
申请号:US13158667
申请日:2011-06-13
IPC分类号: C07D295/03
CPC分类号: C07D295/03
摘要: Process for preparing a cyclic tertiary methylamine of the formula I where A is a C4-alkylene group, a C5-alkylene group or a —(CH2)2—B—(CH2)2— group, where B is oxygen (O) or an N—R1 radical and R1 is C1-C5-alkyl, aryl or C5-C7-cycloalkyl, wherein an amino alcohol II from the group consisting of 1,4-aminobutanol, 1,5-aminopentanol, aminodiglycol (ADG) or aminoethylethanolamine of the formula IIa where R1 is as defined above or is hydrogen (H), in which case R1═CH3 in the amine I, is reacted with methanol in a reactor at a temperature in the range from 150 to 270° C. in the liquid phase in the presence of a copper-comprising heterogeneous catalyst.
摘要翻译: 制备式I的环状叔甲胺的方法,其中A是C 4 - 亚烷基,C 5-亚烷基或 - (CH 2)2 -B-(CH 2)2 - 基,其中B是氧(O)或 R 1是C 1 -C 5 - 烷基,芳基或C 5 -C 7 - 环烷基,其中由1,4-氨基丁醇,1,5-氨基戊醇,氨基二甘醇(ADG)或氨基乙基乙醇胺组成的组中的氨基醇II 其中R 1如上定义或是氢(H),在这种情况下,胺I中的R 1 = CH 3在反应器中在150-270℃的温度下与甲醇反应,在 在含铜的非均相催化剂存在下的液相。
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公开(公告)号:US08536377B2
公开(公告)日:2013-09-17
申请号:US13127828
申请日:2009-11-02
IPC分类号: C07C213/00
CPC分类号: C07C213/02 , C07C227/08 , Y02P20/582 , C07C215/08 , C07C229/12
摘要: The present invention relates to a process for preparing N,N-substituted 3-aminopropan-1-ols by a) reacting secondary amine with acrolein at a temperature of (−50) to 100° C. and a pressure of 0.01 to 300 bar, and b) reacting the reaction mixture obtained in stage a) with hydrogen and ammonia in the presence of a hydrogenation catalyst at a pressure of 1 to 400 bar, wherein the molar ratio of secondary amine to acrolein in stage a) is 1:1 or more and the temperature in stage b) is in the range from (−50) to 70° C. In a preferred embodiment, acrolein which has been obtained from glycerol based on renewable raw materials is used. The invention further relates to the use of an N,N-dimethyl-3-aminopropan-1-ol (DMAPOL) based on renewable raw materials as a catalyst for polyurethane preparation, as a scrubbing fluid in gas scrubbing, in the electronics chemicals and electroplating sectors, as a feedstock in organic synthesis, and as an intermediate in the production of pharmaceuticals and crop protection compositions.
摘要翻译: 本发明涉及一种通过以下步骤制备N,N-取代的3-氨基丙-1-醇的方法:a)在(-50)至100℃的温度和0.01至300巴的压力下使仲胺与丙烯醛反应 ,和b)在加氢催化剂存在下,在1至400巴的压力下,将a)中获得的反应混合物与氢气和氨反应,其中a)步中仲胺与丙烯醛的摩尔比为1:1 或更高,步骤b)中的温度在(-50)至70℃的范围内。在优选的实施方案中,使用了基于可再生原料从甘油获得的丙烯醛。 本发明还涉及使用基于可再生原料的N,N-二甲基-3-氨基丙-1-醇(DMAPOL)作为聚氨酯制备的催化剂,在电气化学品中用作气体洗涤中的洗涤液, 电镀部门,作为有机合成中的原料,以及作为药物和作物保护组合物生产中的中间体。
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公开(公告)号:US08461391B2
公开(公告)日:2013-06-11
申请号:US12991767
申请日:2009-05-11
IPC分类号: C07C209/60
CPC分类号: C07C211/11 , C07C209/60 , Y02P20/582
摘要: The present invention relates to a process for preparing N,N-substituted 1,3-propanediamine by a) reacting secondary amine with acrolein at a temperature of from (−50) to 100° C. and a pressure of from 0.01 to 300 bar, and b) reacting the reaction mixture obtained in stage a) with hydrogen and ammonia in the presence of a hydrogenation catalyst at a temperature of from 40 to 400° C. and a pressure of from 1 to 400 bar, wherein the molar ratio of secondary amine to acrolein in stage a) is 2:1 or more and the hydrogenation catalyst used in stage b) comprises cobalt. In a preferred embodiment, acrolein which has been obtained from glycerol based on renewable raw materials is used. The invention further relates to the use of N,N-dimethyl-1,3-propanediamine (DMAPA) based on renewable raw materials as a feedstock for lubricant soaps and other detergents, coagulants, polymers and comb polymers. In a further preferred embodiment, stage b) is performed in the presence of water.
摘要翻译: 本发明涉及一种通过以下步骤制备N,N-取代的1,3-丙二胺的方法:a)在(-50)至100℃的温度和0.01至300巴的压力下使仲胺与丙烯醛反应 和b)在加氢催化剂存在下,在40〜400℃,压力为1〜400巴下,使a)中获得的反应混合物与氢气和氨反应,其中摩尔比 阶段a)中的仲胺与丙烯醛的比例为2:1或更高,而阶段b)中使用的氢化催化剂包括钴。 在优选的实施方式中,使用从基于可再生原料的甘油获得的丙烯醛。 本发明还涉及基于可再生原料的N,N-二甲基-1,3-丙二胺(DMAPA)作为润滑剂皂和其它洗涤剂,凝结剂,聚合物和梳状聚合物的原料的用途。 在另一优选实施方案中,步骤b)在水的存在下进行。
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公开(公告)号:US20120245390A1
公开(公告)日:2012-09-27
申请号:US13427388
申请日:2012-03-22
申请人: Christof Wilhelm Wigbers , Christoph Müller , Wolfgang Mägerlein , Petr Kubanek , Thomas Heidemann , Johann-Peter Melder , Thomas Krug , Oliver Bey
发明人: Christof Wilhelm Wigbers , Christoph Müller , Wolfgang Mägerlein , Petr Kubanek , Thomas Heidemann , Johann-Peter Melder , Thomas Krug , Oliver Bey
IPC分类号: C07C209/48
CPC分类号: C07C209/48
摘要: The present invention relates to a process for hydrogenating nitriles by means of hydrogen in the presence of a catalyst in a reactor, where the catalyst is arranged in a fixed bed, wherein the cross-sectional loading in the reactor is in the range from 5 kg/(m2s) to 50 kg/(m2s). The present invention further relates to a process for preparing downstream products of isophoronediamine (IPDA) or N,N-dimethylaminopropylamine (DMAPA) from amines prepared according to the invention.
摘要翻译: 本发明涉及在反应器中催化剂存在下通过氢气氢化腈的方法,其中催化剂布置在固定床中,其中反应器中的横截面负载在5kg /(m2s)至50kg /(m2s)。 本发明还涉及由根据本发明制备的胺制备异佛尔酮二胺(IPDA)或N,N-二甲基氨基丙胺(DMAPA)的下游产物的方法。
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公开(公告)号:US08268995B2
公开(公告)日:2012-09-18
申请号:US12809645
申请日:2008-12-10
IPC分类号: C07D265/30 , B01J21/06 , C07C209/16 , C07C209/26
CPC分类号: B01J23/835 , B01J23/002 , B01J23/8435 , B01J23/8437 , B01J37/03 , B01J37/18 , B01J2523/00 , C07C209/16 , C07C213/02 , C07D295/023 , Y02P20/582 , B01J2523/17 , B01J2523/44 , B01J2523/48 , B01J2523/842 , B01J2523/845 , B01J2523/847 , B01J2523/53 , B01J2523/43 , C07C217/08
摘要: Processes for preparing an amine, which processes comprise: reacting a reactant selected from the group consisting of primary alcohols, secondary alcohols, aldehydes, ketones, and mixtures thereof, with hydrogen and a nitrogen compound selected from the group consisting of ammonia, primary amines, secondary amines and mixtures thereof, in the presence of a zirconium dioxide-, copper- and nickel-containing catalyst; wherein the catalyst comprises a catalytically active composition which comprises, before reduction with hydrogen, oxygen compounds of zirconium, copper, and nickel, and 0.2 to 40% by weight of an oxygen compound of cobalt, calculated as CoO, 0.1 to 5% by weight of an oxygen compound of iron, calculated as Fe2O3, and 0.1 to 5% by weight of at least one oxygen compound of lead, tin, bismuth or antimony, calculated as PbO, SnO, Bi2O3 and Sb2O3 respectively.
摘要翻译: 用于制备胺的方法,该方法包括:将选自伯醇,仲醇,醛,酮及其混合物的反应物与氢和选自以下的氮化合物反应:氨,伯胺, 仲胺及其混合物,在二氧化锆,含铜和镍的催化剂存在下; 其中所述催化剂包含催化活性组合物,其在用氢还原之前包括锆,铜和镍的氧化合物和0.2至40重量%的以COO计为0.1至5重量%的钴氧化合物 的铁氧化合物,以Fe 2 O 3计,和0.1〜5重量%的至少一种铅,锡,铋或锑的氧化合物分别以PbO,SnO,Bi 2 O 3和Sb 2 O计算。
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公开(公告)号:US20120095221A1
公开(公告)日:2012-04-19
申请号:US13273784
申请日:2011-10-14
IPC分类号: C07D295/03
CPC分类号: C07D295/03 , C07D295/023
摘要: A process for preparing a cyclic tertiary amine of the formula I where A is a C4-alkylene group, a C5-alkylene group or a —(CH2)2—B—(CH2)2— group, where B is oxygen (O) or an N—R1 radical and R1 is C1-C5-alkyl, aryl or C5-C7-cycloalkyl, and the radical R2 is a linear or branched C2-C16-alkyl, C5-C7-cycloalkyl or C7-C20-aralkyl, in which (i) an amino alcohol II from the group consisting of 1,4-aminobutanol, 1,5-aminopentanol, aminodiglycol (ADG) and aminoethylethanolamine of the formula IIa where R1 is as defined above or hydrogen (H), in which case R1═R2 in the amine I, is reacted with a primary or secondary alcohol R2OH (III) at a temperature in the range from 150 to 270° C. in the liquid phase in the presence of a copper-comprising heterogeneous catalyst in a reactor.
摘要翻译: 其中A是C 4 - 亚烷基,C 5 - 亚烷基或 - (CH 2)2 -B-(CH 2)2 - 基团,其中B是氧(O))的式I的环状叔胺的方法, 或N-R 1基团,并且R 1是C 1 -C 5 - 烷基,芳基或C 5 -C 7 - 环烷基,并且基团R 2是直链或支链C 2 -C 16 - 烷基,C 5 -C 7 - 环烷基或C 7 -C 20 - 芳烷基, 其中(i)由式IIa的其中R1如上所定义的氢原子(H)的1,4-氨基丁醇,1,5-氨基戊醇,氨基二甘醇(ADG)和氨基乙基乙醇胺组成的组中的氨基醇II,其中 在胺I中的情况R1 = R2在初级醇或仲醇R 2 OH(III)中,在含有铜的非均相催化剂的存在下,在液相中在150-270℃的温度下反应 反应堆。
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