Preparation of 3-aminomethyl-3,5,5-trimethylcyclohexylamine having a
cis/trans isomer ratio of at least 70:30
    21.
    发明授权
    Preparation of 3-aminomethyl-3,5,5-trimethylcyclohexylamine having a cis/trans isomer ratio of at least 70:30 有权
    具有顺式/反式异构体比例为70:30以上的3-氨基甲基-3,5,5-三甲基环己胺的制备

    公开(公告)号:US6022999A

    公开(公告)日:2000-02-08

    申请号:US207623

    申请日:1998-12-09

    摘要: A process for the preparation of 3-aminomethyl-3,5,5-trimethylcyclohexylamine having a cis/trans isomer ratio of at least 70:30 bya) imination of 3-cyano-3,5,5-trimethylcyclohexanone with ammonia in the presence of an imination catalyst at temperatures of from 20.degree. to 150.degree. C. and pressures of from 1.5 to 30 MPa to form 3-cyano-3,5,5-trimethylcyclo-hexanone imine followed byb) hydrogenation of the 3-cyano-3,5,5-trimethylcyclohexanone imine in the presence of ammonia over a catalyst containing copper and/or a Group VIII metal at a temperature of from 80.degree. to 160.degree. C. and under a pressure of from 5 to 30 MPa,wherein the catalytic hydrogenation of the 3-cyano-3,5,5-trimethylcyclohexanone imine is carried out in the presence of an acid used in an amount such as to give an acid number of from 0.1 to 2, based on 3-cyano-3,5,5-trimethylcyclohexanone used.

    摘要翻译: 一种制备顺式/反式异构体比例至少为70:30的3-氨基甲基-3,5,5-三甲基环己胺的制备方法,通过以下步骤:a)将3-氰基-3,5,5-三甲基环己酮与氨在 在20至150℃的温度和1.5至30MPa的压力下存在仿制催化剂以形成3-氰基-3,5,5-三甲基环己酮亚胺,随后b)氢化3-氰基 -3,5,5-三甲基环己酮亚胺在含有铜和/或Ⅷ族金属的催化剂的存在下在80至160℃的温度和5至30MPa的压力下进行,其中 3-氰基-3,5,5-三甲基环己酮亚胺的催化氢化在酸的存在下进行,所用酸的用量使得酸值为0.1-2,基于3-氰基-3 ,使用5,5-三甲基环己酮。

    Preparation of amines and aminonitriles
    22.
    发明授权
    Preparation of amines and aminonitriles 失效
    共同生产6-氨基己腈和6-六亚甲基二胺的方法

    公开(公告)号:US5827938A

    公开(公告)日:1998-10-27

    申请号:US635684

    申请日:1996-04-22

    摘要: A process for the coproduction of 6-aminocapronitrile (ACN) and hexamethylenediamine (HMD) by treatment of adiponitrile (ADN) with hydrogen in the presence of a nickel-containing catalyst at temperatures not below room temperature and elevated hydrogen partial pressure in the presence or absence of a solvent comprises, after the conversion based on ADN and/or the selectivity based on ACN has or have dropped below a defined value (a) interrupting the treatment of ADN with hydrogen by stopping the feed of ADN and of the solvent, if used, (b) treating the catalyst at from 150.degree. to 400.degree. C. with hydrogen using a hydrogen pressure within the range from 0.1 to 30 MPa and a treatment time within the range from 2 to 48 h, and (c) then continuing the hydrogenation of ADN with the treated catalyst of stage (b).

    摘要翻译: 在含镍催化剂存在下,在不低于室温的温度和氢分压升高的情况下,通过用氢气处理己二腈(ADN),共同生产6-氨基己腈(ACN)和六亚甲基二胺(HMD)的方法, 没有溶剂包括在基于ADN的转化和/或基于ACN的选择性之后,或者已经降低到低于定义的值(a)通过停止ADN和溶剂的进料而中止用氢处理ADN,如果 使用,(b)使用氢气压力为0.1〜30MPa,处理时间为2〜48小时,用氢气在150〜400℃下处理催化剂,(c)然后继续 用(b)阶段处理的催化剂氢化ADN。

    Preparation of amines and aminonitriles
    23.
    发明授权
    Preparation of amines and aminonitriles 失效
    胺和氨基腈的制备

    公开(公告)号:US5789621A

    公开(公告)日:1998-08-04

    申请号:US693983

    申请日:1996-08-08

    CPC分类号: C07C209/48 C07C209/52

    摘要: A process for preparing an NH.sub.2 -containing compound by hydrogenating a compound containing at least one unsaturated carbon-nitrogen bond with hydrogen in the presence of a catalyst at temperatures not below room temperature and elevated hydrogen partial pressure in the presence or absence of a solvent which process includes the following steps: a) using a catalyst comprising a cobalt- and/or iron-containing catalyst, and b) after the conversion based on the compound to be hydrogenated and/or the selectivity based on the desired product has or have dropped below a defined value or the amount of an unwanted by-product has risen beyond a defined value, interrupting the hydrogenation by stopping the feed of the compound to be hydrogenated and of the solvent, if used, c) treating the catalyst at from 150.degree. to 400.degree. C. with hydrogen using a hydrogen pressure within the range from 0.1 to 30 MPa and a treatment time within the range from 2 to 48 h, and d) subsequently continuing the hydrogenation of the compound containing at least one unsaturated carbon-nitrogen bond.

    摘要翻译: 在催化剂存在下,在不低于室温和升高的氢分压的情况下,在存在或不存在溶剂的情况下,通过氢化含有至少一个不饱和碳 - 氮键的化合物与氢气来制备含NH 2的化合物的方法, 方法包括以下步骤:a)使用包含含钴和/或含铁催化剂的催化剂,和b)基于待氢化的化合物转化后,和/或基于所需产物的选择性具有或已经下降 低于定义的值或不想要的副产物的量已经超过定义的值,如果使用,则通过停止待氢化化合物的进料和溶剂的中断氢化,c)在150℃下处理催化剂 在氢气压力为0.1〜30MPa,处理时间为2〜48h的范围内,使氢气变为400℃,d)随后继续进行水压 该化合物含有至少一个不饱和碳 - 氮键。

    Process for the manufacture of aliphatic alpha, omega amino nitriles
    24.
    发明授权
    Process for the manufacture of aliphatic alpha, omega amino nitriles 有权
    用于制造脂肪族α,ω-氨基腈的方法

    公开(公告)号:US06222059B1

    公开(公告)日:2001-04-24

    申请号:US09254570

    申请日:1999-03-10

    IPC分类号: C07C25504

    摘要: A process for preparing aliphatic alpha,omega-amino nitrites by partial hydrogenation of aliphatic alpha,omega-dinitriles in the presence of a catalyst, wherein the catalyst used for the partial hydrogenation comprises (a) iron or a compound based on iron or mixtures thereof and (b) from 0.01 to 5% by weight, based on (a), of a promoter based on 2,3,4 or 5 elements selected from the group consisting of aluminum, silicon, zirconium, titanium and vanadium and (c) from 0 to 5% by weight, based on (a), of a compound based on an alkali metal or alkaline earth metal.

    摘要翻译: 在催化剂存在下通过部分氢化脂族α,ω-二腈制备脂族α,ω-氨基亚硝酸盐的方法,其中用于部分氢化的催化剂包括(a)铁或基于铁或其混合物的化合物 和(b)基于(a)0.01至5重量%的基于2,3,4或5个选自铝,硅,锆,钛和钒的元素的促进剂,和(c) 基于(a)的0至5重量%的基于碱金属或碱土金属的化合物。

    Preparation of amines
    25.
    发明授权
    Preparation of amines 失效
    胺的制备

    公开(公告)号:US6057442A

    公开(公告)日:2000-05-02

    申请号:US159089

    申请日:1998-09-23

    摘要: Amines are prepared from primary or secondary alcohols and nitrogen compounds selected from the group of ammonia, primary and secondary amines, at from 80 to 250.degree. C. under pressures from 0.1 to 40 MPa with hydrogen in the presence of a catalyst comprising zirconium, copper and nickel, wherein the catalytically active composition comprises20-85% by weight of oxygen-containing zirconium compounds, calculated as ZrO.sub.2,1-30% by weight of oxygen-containing copper compounds, calculated as CuO,14-70% by weight of oxygen-containing nickel compounds, calculated as NiO, where the molar ratio of nickel to copper is greater than 1,0-10% by weight of oxygen-containing aluminum and/or manganese compounds, calculated as Al.sub.2 O.sub.3 and/or MnO.sub.2,and no oxygen-containing cobalt or molybdenum compounds.

    摘要翻译: 在含有锆,铜和铜的催化剂存在下,在氢气压力为0.1至40MPa的压力下,从伯,仲醇和选自氨,伯胺和仲胺的氮化合物制备胺。 和镍,其中催化活性组合物包含20-85重量%的以ZrO 2计算的含氧锆化合物,1-30重量%的以CuO计的含氧铜化合物,14-70重量% 以NiO计算的含氧镍化合物,其中镍与铜的摩尔比大于1-10重量%,以Al 2 O 3和/或MnO 2计算的含氧铝和/或锰化合物为0-10重量% 含氧钴或钼化合物。

    Method of producing phthalic acid anhydride
    28.
    发明授权
    Method of producing phthalic acid anhydride 失效
    邻苯二甲酸酐的制备方法

    公开(公告)号:US06469183B1

    公开(公告)日:2002-10-22

    申请号:US09856292

    申请日:2001-05-21

    IPC分类号: C07D30789

    CPC分类号: C07C51/265 C07C63/16

    摘要: In a process for preparing phthalic anhydride by passing a gas stream comprising o-xylene, oxygen and sulfur dioxide at elevated temperature over a catalyst comprising heavy metals, the content of N-acyl compounds in the gas stream is restricted to less than 200 ppm, based on the weight of o-xylene.

    摘要翻译: 在通过使包含邻二甲苯,氧和二氧化硫的气流在升高的温度下通过包含重金属的催化剂制备邻苯二甲酸酐的方法中,气流中N-酰基化合物的含量被限制在小于200ppm, 基于邻二甲苯的重量。

    Preparation of 2-cyano-3,3-diarylacrylic esters
    30.
    发明授权
    Preparation of 2-cyano-3,3-diarylacrylic esters 失效
    制备2-氰基-3,3-二芳基丙烯酸酯

    公开(公告)号:US5917080A

    公开(公告)日:1999-06-29

    申请号:US952667

    申请日:1997-12-01

    CPC分类号: C07C253/30

    摘要: A process for preparing 2-cyano-3,3-diarylacrylic esters of the general formula I ##STR1## where R.sup.1 and R.sup.2 are hydrogen, C.sub.1 -C.sub.12 -alkyl groups, C.sub.- C.sub.12 -alkoxy groups or di(C.sub.1 -C.sub.4 -alkyl)amino groups and R.sup.3 is a C.sub.4 -C.sub.18 -alkyl group which can be interrupted by ether-functional oxygen atoms, by reacting a benzophenone imine of the general formula II ##STR2## with a cyanoacetic ester of the general formula III ##STR3## wherein the reaction is carried out at from 20 to 60.degree. C. and, during this, the liberated ammonia is continuously removed from the reaction mixture with the aid of a stream of gas or by reducing the pressure to from 900 to 100 mbar.

    摘要翻译: PCT No.PCT / EP96 / 02238 Sec。 371 1997年12月1日第 102(e)日期1997年12月1日PCT提交1996年5月24日PCT公布。 公开号WO96 / 38409 日期:1996年12月5日制备通式Ⅰ的2-氰基-3,3-二芳基丙烯酸酯的方法,其中R1和R2为氢,C1-C12-烷基,C-C12-烷氧基或二(C1-C4 - 烷基)氨基,R3是可以被醚官能的氧原子间隔的C4-C18-烷基,通过使通式II的二苯甲酮亚胺与通式III的氰基乙酸酯反应,其中反应进行 在20至60℃范围内,并且在此期间,借助于气流或通过将压力降低至900至100毫巴,将释放的氨从反应混合物中连续除去。