-
公开(公告)号:US08217186B2
公开(公告)日:2012-07-10
申请号:US12746680
申请日:2008-12-10
申请人: Rolf Pinkos , Gerd-Dieter Tebben , Daniel Breuninger , Tilman Sirch , Christophe Bauduin , Maria Guixa Guardia , Thomas Krug
发明人: Rolf Pinkos , Gerd-Dieter Tebben , Daniel Breuninger , Tilman Sirch , Christophe Bauduin , Maria Guixa Guardia , Thomas Krug
IPC分类号: C07D313/00
CPC分类号: C07D313/04
摘要: The invention relates to a process for preparing ε-caprolactone from 6-hydroxycaproic ester in the gas phase in the presence of activated carbon as a catalyst and subsequent distillation.
摘要翻译: 本发明涉及一种在活性炭作为催化剂存在下随后蒸馏的在气相中由6-羟基己酸酯制备ε-己内酯的方法。
-
公开(公告)号:US08183411B2
公开(公告)日:2012-05-22
申请号:US12867509
申请日:2009-01-29
IPC分类号: C07C51/42
CPC分类号: C07C29/50 , C07C45/33 , C07C51/367 , C07C67/08 , C07C2601/14 , C07C49/403 , C07C59/01 , C07C69/675 , C07C35/08
摘要: The present application relates to an improved process for preparing 6-hydroxycaproic esters from the by-product mixtures which are obtained in the oxidation of cyclohexane to cyclohexanol and cyclohexanone with oxygen or oxygen-comprising gas mixtures.
摘要翻译: 本申请涉及一种从副产物混合物中制备6-羟基己酸酯的改进方法,该方法是在用含氧或含氧气体混合物将环己烷氧化成环己醇和环己酮时获得的。
-
公开(公告)号:US20120022298A1
公开(公告)日:2012-01-26
申请号:US13257496
申请日:2010-03-29
IPC分类号: C07C29/14
CPC分类号: C07C29/145 , C07C29/149 , C07C29/80 , C07C51/313 , C07C67/08 , C07C35/14 , C07C31/20 , C07C59/185 , C07C59/01 , C07C69/44 , C07C69/675
摘要: The invention relates to a process for preparing 1,6-hexanediol, preferably with at least 99.5% purity, which are especially virtually free of 1,4-cyclohexanediols, from a carboxylic acid mixture which is obtained as a by-product of the catalytic oxidation of cyclohexane to cyclohexanone/cyclohexanol with oxygen or oxygen-comprising gases and by water extraction of the reaction mixture, by hydrogenating the carboxylic acid mixture, esterifying and hydrogenating a substream to hexanediol.
摘要翻译: 本发明涉及一种制备1,6-己二醇的方法,该方法优选具有至少99.5%的纯度,特别是基本上不含1,4-环己二醇的羧酸混合物,其作为催化剂的副产物获得 通过氧化或含氧气体将环己烷氧化成环己酮/环己醇,并通过水解提取反应混合物,通过氢化羧酸混合物,将子流酯化并氢化成己二醇。
-
公开(公告)号:US20110263892A1
公开(公告)日:2011-10-27
申请号:US13130168
申请日:2009-11-18
申请人: Daniel Breuninger , Johannes Adam , Heiner Schelling , Eckhard Stroefer , Markus Kraemer , Matthias Eiermann , Kai Thiele , Michael Zoellinger , Rolf Pinkos
发明人: Daniel Breuninger , Johannes Adam , Heiner Schelling , Eckhard Stroefer , Markus Kraemer , Matthias Eiermann , Kai Thiele , Michael Zoellinger , Rolf Pinkos
IPC分类号: C07C263/10 , C07C265/14
CPC分类号: C07C263/10 , C07C265/14
摘要: The present invention relates to a process for preparing an isocyanate, comprising hydrogenating a mixture (Gi) comprising an amine in the presence of a hydrogenation catalyst comprising copper to obtain a mixture (Gii) comprising the amine, and reacting the mixture (Gii) with phosgene to obtain a mixture (Giii) comprising the isocyanate. The present invention further relates to the isocyanate preparable by this process.
摘要翻译: 本发明涉及一种制备异氰酸酯的方法,包括在包含铜的氢化催化剂存在下氢化包含胺的混合物(Gi),以获得包含胺的混合物(Gii),并使混合物(Gii)与 光气以获得包含异氰酸酯的混合物(Giii)。 本发明还涉及可通过该方法制备的异氰酸酯。
-
公开(公告)号:US07897719B2
公开(公告)日:2011-03-01
申请号:US12088208
申请日:2006-11-30
CPC分类号: B01J21/16 , B01J23/40 , B01J23/745 , B01J23/75 , B01J37/0009 , B01J37/0036 , C08G65/10 , C08G65/20 , C08G65/2642
摘要: The present invention provides a catalyst comprising a mixture of at least one acid-activated sheet silicate with a transition metal oxide of groups 8 and/or 9 of the Periodic Table of the Elements and also a process for preparing polytetrahydrofuran, polytetrahydrofuran copolymers, diesters or monoesters of these polymers, in which tetrahydrofuran is polymerized in the presence of at least one telogen and/or comonomer over such a catalyst.
摘要翻译: 本发明提供一种催化剂,其包含至少一种酸活化的硅酸盐与元素周期表的第8和/或9族的过渡金属氧化物的混合物,以及制备聚四氢呋喃,聚四氢呋喃共聚物,二酯或 这些聚合物的单酯,其中四氢呋喃在这种催化剂的存在下在至少一种开环和/或共聚单体的存在下聚合。
-
公开(公告)号:US20100191018A1
公开(公告)日:2010-07-29
申请号:US12694815
申请日:2010-01-27
申请人: Joaquim Henrique Teles , Beatrice Rößler-Feigel , Alexander Hauk , Anton Meier , Christian Müller , Michael Schelper , Tanja Kirchner , Susanne Szeschkus , Rolf Pinkos , Gerd-Dieter Tebben
发明人: Joaquim Henrique Teles , Beatrice Rößler-Feigel , Alexander Hauk , Anton Meier , Christian Müller , Michael Schelper , Tanja Kirchner , Susanne Szeschkus , Rolf Pinkos , Gerd-Dieter Tebben
IPC分类号: C07C45/27
CPC分类号: C07C45/82 , C07C45/28 , C07C45/62 , C07C2601/20 , C07C49/607 , C07C49/413
摘要: The present invention relates to a process for preparing at least one cyclic compound with Z cycles and 7 to 16 carbon atoms with a keto group, at least comprising the stages: (a1) oxidation of a composition (A), at least comprising one cyclic olefin with Z cycles and 7 to 16 carbon atoms and at least two C—C double bonds, by means of dinitrogen monoxide to give a composition (A1), (a2) separating off the at least one cyclic olefin with Z cycles and 7 to 16 carbon atoms with at least two C—C double bonds from the composition (A1) in order to obtain a composition (A2), and (b) distillative treatment of the composition (A2) from step (a2) in order to obtain a composition (B), comprising the at least one cyclic compound with Z cycles and 7 to 16 carbon atoms with a keto group and less than 1.0% by weight of the at least one compound with Z−1 cycles and 7 to 16 carbon atoms with at least one aldehyde group, where Z can be 1, 2, 3 or 4.
摘要翻译: 本发明涉及一种制备具有Z环和至少具有7至16个碳原子的酮基的至少一种环状化合物的方法,至少包括以下步骤:(a1)组合物(A)的氧化,至少包含一个环状 烯烃,Z循环和7至16个碳原子和至少两个C-C双键,借助于一氧化二氮,得到组合物(A1),(a2)以Z循环分离至少一种环状烯烃, 16个碳原子与来自组合物(A1)的至少两个C-C双键,以获得组合物(A2),和(b)从步骤(a2)中的组合物(A2)的蒸馏处理,以获得 组合物(B),其包含至少一种Z循环的环状化合物和具有酮基的7至16个碳原子和小于1.0重量%的至少一种具有Z-1循环和7至16个碳原子的化合物, 至少一个醛基,其中Z可以是1,2,3或4个。
-
公开(公告)号:US07754925B2
公开(公告)日:2010-07-13
申请号:US11995518
申请日:2006-07-11
IPC分类号: C07C45/00
CPC分类号: C07C45/62 , C07C45/85 , C07C49/413 , C07C47/228
摘要: The present application relates to a process for reacting a composition I comprising at least one aldehyde with hydrogen in the presence of a catalyst in at least one main reactor and at least one postreactor, wherein at least 50% of the fresh hydrogen fed to the reaction system is fed into at least one postreactor. In a preferred embodiment, composition I comprises at least one further organic compound.
摘要翻译: 本申请涉及在至少一个主反应器和至少一个后反应器中在催化剂存在下使包含至少一种醛的组合物I与氢反应的方法,其中将至少50%的进料到反应中的新鲜氢气 系统进料至少一个后反应器。 在优选的实施方案中,组合物I包含至少一种其它有机化合物。
-
公开(公告)号:US07649119B2
公开(公告)日:2010-01-19
申请号:US12306841
申请日:2007-06-27
IPC分类号: C07C45/27
CPC分类号: C07C45/28 , C07C45/62 , C07C45/85 , C07C2601/20 , C07C49/607 , C07C49/413
摘要: The present invention relates to a process for preparing a cyclic ketone having from 7 to 16 carbon atoms, which comprises at least the steps (a) oxidation of a composition (I) comprising at least one cyclic olefin which has from 7 to 16 carbon atoms and at least one C—C double bond by means of dinitrogen monoxide to give a composition (A), (b) treatment of the composition (A) with at least one base to give a composition (B).
摘要翻译: 本发明涉及一种制备具有7至16个碳原子的环酮的方法,其至少包括步骤(a)包含至少一种具有7至16个碳原子的环烯烃的组合物(I)的氧化 和至少一个CC双键,得到组合物(A),(b)用至少一个碱处理组合物(A)以得到组合物(B)。
-
公开(公告)号:US20090326277A1
公开(公告)日:2009-12-31
申请号:US12306807
申请日:2007-06-27
申请人: Rolf Pinkos , Gerd Tebben , Alexander Hauk , Christian Müller , Harald Rust
发明人: Rolf Pinkos , Gerd Tebben , Alexander Hauk , Christian Müller , Harald Rust
IPC分类号: C07C45/00
CPC分类号: C07C45/85 , C07C45/33 , C07C45/34 , C07C45/58 , C07C45/62 , C07C45/80 , C07C45/81 , C07C45/82 , C07C49/413 , C07C49/607
摘要: The present invention relates to a process for purifying a composition (I) comprising at least one cyclic ketone having from 7 to 16 carbon atoms, which comprises thermal treatment of the composition (I) with at least one acid and further purification by means of a process selected from the group consisting of distillation, extraction and crystallization, Furthermore, the present invention relates to a process for preparing cyclododecanone, which comprises such a purification, and the use of at least one acid for purifying a composition (I) comprising at least one cyclic ketone having from 7 to 16 carbon atoms by thermal treatment of the composition (I) with the acid.
摘要翻译: 本发明涉及一种纯化包含至少一种具有7至16个碳原子的环酮的组合物(I)的方法,其包括用至少一种酸对组合物(I)进行热处理,并进一步通过 选自蒸馏,萃取和结晶的方法。此外,本发明涉及一种制备环十二烷酮的方法,其包括这种纯化,以及使用至少一种酸来纯化至少包含(I)的组合物 一种具有7-16个碳原子的环酮,通过组合物(I)与酸的热处理。
-
公开(公告)号:US20090326276A1
公开(公告)日:2009-12-31
申请号:US12306827
申请日:2007-06-27
申请人: Joaquim Henrique Teles , Beatrice Rößler , Rolf Pinkos , Gerd Tebben , Christian Müller , Harald Rust
发明人: Joaquim Henrique Teles , Beatrice Rößler , Rolf Pinkos , Gerd Tebben , Christian Müller , Harald Rust
IPC分类号: C07C45/27
CPC分类号: C07C45/28 , C07C45/62 , C07C45/80 , C07C45/81 , C07C45/82 , C07C45/85 , C07C2601/18 , C07C2601/20 , C07C49/607 , C07C49/413
摘要: The present invention relates to a process for preparing a cyclic ketone having from 7 to 16 carbon atoms, which comprises at least the steps(a) oxidation of a composition (I) comprising at least one cyclic alkene which has from 7 to 16 carbon atoms and at least one C—C double bond by means of dinitrogen monoxide to give a composition (A),(b) treatment of the composition (A) with at least one base to give a composition (B),(c) hydrogenation of the composition (B) in the presence of at least one catalyst to give a composition (C),(d) purification of the composition (C), comprising at least the steps(di) thermal treatment of the composition (C) with at least one acid or at least one catalyst comprising at least one transition metal,(dii) further purification by a method selected from the group consisting of distillation, extraction and crystallization.
摘要翻译: 本发明涉及一种制备具有7至16个碳原子的环酮的方法,其至少包括步骤(a)氧化包含至少一个具有7至16个碳原子的环烯烃的组合物(I) 和至少一个CC双键,得到组合物(A),(b)用至少一种碱处理组合物(A),得到组合物(B),(c)组合物的氢化 (B)在至少一种催化剂的存在下,得到组合物(C),(d)组合物(C)的纯化,至少包括步骤(ii)组合物(C)的热处理至少一种 酸或至少一种包含至少一种过渡金属的催化剂,(dii)通过选自蒸馏,萃取和结晶的方法进一步纯化。
-
-
-
-
-
-
-
-
-