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    Process for the Preparation of Formic Acid
    1.
    发明申请
    Process for the Preparation of Formic Acid 有权
    制备甲酸的方法

    公开(公告)号：US20110319657A1

    公开(公告)日：2011-12-29

    申请号：US13171598

    申请日：2011-06-29

    申请人： Daniel Schneider ,  Klaus-Dieter Mohl ,  Martin Schäfer ,  Karin Pickenäcker ,  Stefan Rittinger ,  Thomas Schaub ,  Joaquim Henrique Teles ,  Rocco Paciello ,  Gerd Kaibel

    发明人： Daniel Schneider ,  Klaus-Dieter Mohl ,  Martin Schäfer ,  Karin Pickenäcker ,  Stefan Rittinger ,  Thomas Schaub ,  Joaquim Henrique Teles ,  Rocco Paciello ,  Gerd Kaibel

    IPC分类号： C07C53/02

    CPC分类号： C07C51/09 ,  C07C51/44 ,  C07C53/02

    摘要： Process for obtaining formic acid by thermal separation of a stream comprising formic acid and a tertiary amine (I), in which a liquid stream comprising formic acid and a tertiary amine (I) in a molar ratio of from 0.5 to 5 is produced by combining tertiary amine (I) and a formic acid source, from 10 to 100% by weight of the secondary components present therein are separated off and formic acid is removed by distillation in a distillation apparatus at a bottom temperature of from 100 to 300° C. and a pressure of from 30 to 3000 hPa abs from the liquid stream obtained, the bottom discharge from the distillation apparatus being separated into two liquid phases and the upper liquid phase being recycled to the formic acid source and the lower liquid phase being recycled for separating off the secondary components and/or to the distillation apparatus.

    摘要翻译： 通过热分离包含甲酸和叔胺（I）的流来获得甲酸的方法，其中包含摩尔比为0.5至5的甲酸和叔胺（I）的液体流通过组合 分离叔胺（I）和甲酸源，10至100重量％存在于其中的次要组分，并在蒸馏装置中在100-300℃的底部温度下蒸馏除去甲酸。 从得到的液体流中的压力为30〜3000hPa abs，将来自蒸馏装置的底部排出物分离成两液相，将上液相再循环至甲酸源，将下液相回收分离 脱离第二组分和/或蒸馏装置。

    Process for the preparation of formic acid
    2.
    发明授权
    Process for the preparation of formic acid 有权
    制备甲酸的方法

    公开(公告)号：US08901350B2

    公开(公告)日：2014-12-02

    申请号：US13171598

    申请日：2011-06-29

    申请人： Daniel Schneider ,  Klaus-Dieter Mohl ,  Martin Schäfer ,  Karin Pickenäcker ,  Stefan Rittinger ,  Thomas Schaub ,  Joaquim Henrique Teles ,  Rocco Paciello ,  Gerd Kaibel

    发明人： Daniel Schneider ,  Klaus-Dieter Mohl ,  Martin Schäfer ,  Karin Pickenäcker ,  Stefan Rittinger ,  Thomas Schaub ,  Joaquim Henrique Teles ,  Rocco Paciello ,  Gerd Kaibel

    IPC分类号： C07C51/44 ,  C07C51/09

    CPC分类号： C07C51/09 ,  C07C51/44 ,  C07C53/02

    摘要： Process for obtaining formic acid by thermal separation of a stream comprising formic acid and a tertiary amine (I), in which a liquid stream comprising formic acid and a tertiary amine (I) in a molar ratio of from 0.5 to 5 is produced by combining tertiary amine (I) and a formic acid source, from 10 to 100% by weight of the secondary components present therein are separated off and formic acid is removed by distillation in a distillation apparatus at a bottom temperature of from 100 to 300° C. and a pressure of from 30 to 3000 hPa abs from the liquid stream obtained, the bottom discharge from the distillation apparatus being separated into two liquid phases and the upper liquid phase being recycled to the formic acid source and the lower liquid phase being recycled for separating off the secondary components and/or to the distillation apparatus.

    摘要翻译： 通过热分离包含甲酸和叔胺（I）的流来获得甲酸的方法，其中包含摩尔比为0.5至5的甲酸和叔胺（I）的液体流通过组合 分离叔胺（I）和甲酸源，10至100重量％存在于其中的次要组分，并在蒸馏装置中在100-300℃的底部温度下蒸馏除去甲酸。 从得到的液体流中的压力为30〜3000hPa abs，将来自蒸馏装置的底部排出物分离成两液相，将上液相再循环至甲酸源，将下液相回收分离 脱离第二组分和/或蒸馏装置。

    Process for Preparing Formic Acid by Reaction of Carbon Dioxide with Hydrogen
    4.
    发明申请
    Process for Preparing Formic Acid by Reaction of Carbon Dioxide with Hydrogen 有权
    通过二氧化碳与氢气反应制备甲酸的方法

    公开(公告)号：US20120022290A1

    公开(公告)日：2012-01-26

    申请号：US13171928

    申请日：2011-06-29

    申请人： Thomas Schaub ,  Donata Maria Fries ,  Rocco Paciello ,  Klaus-Dieter Mohl ,  Martin Schäfer ,  Stefan Rittinger ,  Daniel Schneider

    发明人： Thomas Schaub ,  Donata Maria Fries ,  Rocco Paciello ,  Klaus-Dieter Mohl ,  Martin Schäfer ,  Stefan Rittinger ,  Daniel Schneider

    IPC分类号： C07C51/15

    CPC分类号： C07C51/44 ,  C07C51/15 ,  C07C51/48 ,  C07C53/02

    摘要： A process for preparing formic acid by reaction of carbon dioxide (1) with hydrogen (2) in a hydrogenation reactor (I) in the presence of a catalyst comprising an element of group 8, 9 or 10 of the Periodic Table, a tertiary amine comprising at least 12 carbon atoms per molecule and a polar solvent comprising one or more monoalcohols selected from among methanol, ethanol, propanols and butanols, to form formic acid/amine adducts as intermediates which are subsequently thermally dissociated, where the work-up of the output (3) from the hydrogenation reactor (I) is carried out by addition of water so as to increase the distribution coefficient of the catalyst between the upper phase (4) and the lower phase.

    摘要翻译： 在含有元素周期表第8,9,10族元素的催化剂存在下，在氢化反应器（I）中，通过二氧化碳（1）与氢气（2）的反应制备甲酸的方法， 每分子含有至少12个碳原子的极性溶剂和包含一种或多种选自甲醇，乙醇，丙醇和丁醇的一元醇的极性溶剂，以形成甲酸/胺加合物作为随后热解离的中间体，其中后处理 通过加入水进行加氢反应器（I）的输出（3），以增加催化剂在上相（4）和下相之间的分配系数。

    PROCESS FOR PREPARING FORMIC ACID
    5.
    发明申请
    PROCESS FOR PREPARING FORMIC ACID 失效
    制备形式酸的方法

    公开(公告)号：US20100331573A1

    公开(公告)日：2010-12-30

    申请号：US12823338

    申请日：2010-06-25

    申请人： Thomas Schaub ,  Rocco Paciello ,  Klaus-Dieter Mohl ,  Daniel Schneider ,  Martin Schäfer ,  Stefan Rittinger

    发明人： Thomas Schaub ,  Rocco Paciello ,  Klaus-Dieter Mohl ,  Daniel Schneider ,  Martin Schäfer ,  Stefan Rittinger

    IPC分类号： C07C51/44

    CPC分类号： C07C51/02 ,  C07C51/41 ,  C07C51/44 ,  C07C53/02 ,  C07C53/06

    摘要： Process for preparing formic acid by hydrogenation of carbon dioxide in the presence of a catalyst comprising an element of group 8, 9 or 10 of the Periodic Table, a tertiary amine and a polar solvent at a pressure of from 0.2 to 30 MPa abs and a temperature of from 20 to 200° C. to form two liquid phases, separation of the two liquid phases, wherein the liquid phase (B) enriched with the tertiary amine is recirculated to the hydrogenation reactor and the formic acid/amine adduct from the liquid phase (A) enriched with the formic acid/amine adduct and the polar solvent is thermally dissociated into free formic acid and free tertiary amine in a distillation unit and the tertiary amine liberated in the dissociation and the polar solvent are recirculated to the hydrogenation reactor.

    摘要翻译： 在包含元素周期表第8,9或10族元素的催化剂，叔胺和极性溶剂的存在下，通过二氧化碳的氢化制备甲酸的方法，压力为0.2-30MPa abs，和 温度为20至200℃以形成两个液相，分离两个液相，其中富含叔胺的液相（B）再循环到氢化反应器中，并将来自液体的甲酸/胺加合物 富含甲酸/胺加合物和极性溶剂的相（A）在蒸馏单元中热解离成游离甲酸和游离叔胺，并且在解离中释放的叔胺和极性溶剂再循环到氢化反应器中。

    PROCESS FOR PREPARING FORMIC ACID BY REACTION OF CARBON DIOXIDE WITH HYDROGEN
    8.
    发明申请
    PROCESS FOR PREPARING FORMIC ACID BY REACTION OF CARBON DIOXIDE WITH HYDROGEN 有权
    通过用氢气反应二氧化碳制备形式酸的方法

    公开(公告)号：US20110319658A1

    公开(公告)日：2011-12-29

    申请号：US13172123

    申请日：2011-06-29

    申请人： Thomas Schaub ,  Donata Maria Fries ,  Rocco Paciello ,  Klaus-Dieter Mohl ,  Martin Schäfer ,  Stefan Rittinger ,  Daniel Schneider

    发明人： Thomas Schaub ,  Donata Maria Fries ,  Rocco Paciello ,  Klaus-Dieter Mohl ,  Martin Schäfer ,  Stefan Rittinger ,  Daniel Schneider

    IPC分类号： C07C51/15

    CPC分类号： C07C53/02 ,  C07C51/15 ,  C07C51/48 ,  C07C51/487

    摘要： A process for preparing formic acid by reaction of carbon dioxide (1) with hydrogen (2) in a hydrogenation reactor (I) in the presence of a catalyst comprising an element of group 8, 9 or 10 of the Periodic Table, a tertiary amine comprising at least 12 carbon atoms per molecule and a polar solvent comprising one or more monoalcohols selected from among methanol, ethanol, propanols and butanols and also water, to form formic acid/amine adducts as intermediates which are subsequently thermally dissociated, with work-up of the output (3) from the hydrogenation reactor (I) in a plurality of process steps, where a tertiary amine-comprising stream (13) from the work-up is used as selective solvent for the catalyst, is proposed.

    摘要翻译： 在含有元素周期表第8,9,10族元素的催化剂存在下，在氢化反应器（I）中，通过二氧化碳（1）与氢气（2）的反应制备甲酸的方法， 每分子含有至少12个碳原子，以及包含一种或多种选自甲醇，乙醇，丙醇和丁醇的一元醇和极性溶剂的极性溶剂，以形成甲酸/胺加合物作为随后热解离的中间体，具有后处理 提出了在多个工艺步骤中，来自加氢反应器（I）的输出物（3）的来自后处理的含叔胺的物流（13）用作催化剂的选择性溶剂。

    PROCESS FOR PREPARING FORMIC ACID BY REACTING CARBON DIOXIDE WITH HYDROGEN
    9.
    发明申请
    PROCESS FOR PREPARING FORMIC ACID BY REACTING CARBON DIOXIDE WITH HYDROGEN 审中-公开
    通过用氢气反应二氧化碳制备形式酸的方法

    公开(公告)号：US20120157711A1

    公开(公告)日：2012-06-21

    申请号：US13330974

    申请日：2011-12-20

    申请人： Thomas Schaub ,  Donata Maria Fries ,  Rocco Paciello ,  Klaus-Dieter Mohl ,  Martin Schäfer ,  Stefan Rittinger ,  Petra Deckert ,  Peter Bassler

    发明人： Thomas Schaub ,  Donata Maria Fries ,  Rocco Paciello ,  Klaus-Dieter Mohl ,  Martin Schäfer ,  Stefan Rittinger ,  Petra Deckert ,  Peter Bassler

    IPC分类号： C07C53/02

    CPC分类号： C07C51/412 ,  C07C51/02 ,  C07C51/41 ,  C07C51/44 ,  C07C51/48 ,  C07C53/02 ,  C07C53/06

    摘要： The present invention relates to a process for preparing formic acid by reacting carbon dioxide (1) with hydrogen (2) in a hydrogenation reactor (I) in the presence of a catalyst comprising an element of group 8, 9 or 10 of the Periodic Table, a tertiary amine comprising at least 12 carbon atoms per molecule and a polar solvent comprising one or more monoalcohols selected from among methanol, ethanol, propanols and butanols, to form formic acid/amine adducts as intermediates which are subsequently thermally dissociated, where a tertiary amine having a boiling point which is at least 5° C. higher than that of formic acid is used and a reaction mixture comprising the polar solvent, the formic acid/amine adducts, the tertiary amine and the catalyst is formed in the reaction in the hydrogenation reactor (I) and is discharged from the reactor as output (3).

    摘要翻译： 本发明涉及一种通过使二氧化碳（1）与氢（2）在氢化反应器（I）中在含有周期表第8,9或10族元素的催化剂存在下反应来制备甲酸的方法 ，每分子含有至少12个碳原子的叔胺和包含一种或多种选自甲醇，乙醇，丙醇和丁醇的一元醇的极性溶剂，以形成甲酸/胺加合物作为随后热解离的中间体，其中第三 使用沸点比甲酸高至少5℃的胺，并且在反应中形成包含极性溶剂，甲酸/胺加合物，叔胺和催化剂的反应混合物 氢化反应器（I），并作为输出（3）从反应器排出。

    Process for preparing formic acid
    10.
    发明授权
    Process for preparing formic acid 失效
    制备甲酸的方法

    公开(公告)号：US08426641B2

    公开(公告)日：2013-04-23

    申请号：US12823338

    申请日：2010-06-25

    申请人： Thomas Schaub ,  Rocco Paciello ,  Klaus-Dieter Mohl ,  Daniel Schneider ,  Martin Schaefer ,  Stefan Rittinger

    发明人： Thomas Schaub ,  Rocco Paciello ,  Klaus-Dieter Mohl ,  Daniel Schneider ,  Martin Schaefer ,  Stefan Rittinger

    IPC分类号： C07C51/42 ,  C07C53/00

    CPC分类号： C07C51/02 ,  C07C51/41 ,  C07C51/44 ,  C07C53/02 ,  C07C53/06

    摘要： Process for preparing formic acid by hydrogenation of carbon dioxide in the presence of a catalyst comprising an element of group 8, 9 or 10 of the Periodic Table, a tertiary amine and a polar solvent at a pressure of from 0.2 to 30 MPa abs and a temperature of from 20 to 200° C. to form two liquid phases, separation of the two liquid phases, wherein the liquid phase (B) enriched with the tertiary amine is recirculated to the hydrogenation reactor and the formic acid/amine adduct from the liquid phase (A) enriched with the formic acid/amine adduct and the polar solvent is thermally dissociated into free formic acid and free tertiary amine in a distillation unit and the tertiary amine liberated in the dissociation and the polar solvent are recirculated to the hydrogenation reactor.

    摘要翻译： 在包含元素周期表第8,9或10族元素的催化剂，叔胺和极性溶剂的存在下，通过二氧化碳的氢化制备甲酸的方法，压力为0.2-30MPa abs，和 温度为20至200℃以形成两个液相，分离两个液相，其中富含叔胺的液相（B）再循环到氢化反应器中，并将来自液体的甲酸/胺加合物 富含甲酸/胺加合物和极性溶剂的相（A）在蒸馏单元中热解离成游离甲酸和游离叔胺，并且在解离中释放的叔胺和极性溶剂再循环到氢化反应器中。