Preparation of aliphatic alpha omega-aminonitriles
    2.
    发明授权
    Preparation of aliphatic alpha omega-aminonitriles 失效
    脂肪族α-ω-氨基腈的制备

    公开(公告)号:US5801268A

    公开(公告)日:1998-09-01

    申请号:US846240

    申请日:1997-04-28

    摘要: Aliphatic alpha,omega-aminonitriles are prepared by partial hydrogenation of aliphatic alpha,omega-dinitriles at elevated temperatures and superatmospheric pressure in the presence of a solvent and of a catalyst by a process which comprises using a catalyst which (a) contains a compound based on a metal selected from the group consisting of nickel, cobalt, iron, ruthenium and rhodium and (b) contains from 0.01 to 25% by weight, based on (a), of a promoter based on a metal selected from the group consisting of palladium, platinum, iridium, osmium, copper, silver, gold, chromium, molybdenum, tungsten, manganese, rhenium, zinc, cadmium, lead, aluminum, tin, phosphorus, arsenic, antimony, bismuth and rare earth metals and (c) from 0 to 5% by weight, based on (a), of a compound based on an alkali metal or on an alkaline earth metal, with the proviso that the component (a) is not based on iron or iron and one of the metals selected from the group consisting of cobalt, ruthenium and rhodium when (b) is a promoter based on a metal selected from the group consisting of titanium, manganese, chromium and molybdenum, and with the further proviso that, when a compound based on only ruthenium or rhodium or ruthenium and rhodium or nickel and rhodium is selected as component (a), the promoter (b) may be dispensed with.

    摘要翻译: 脂肪族α,ω-氨基腈通过脂肪族α,ω-二腈在升高的温度和超大气压下,在溶剂和催化剂存在下通过包括使用(a)含有基于化合物的催化剂 在选自镍,钴,铁,钌和铑的金属上,和(b)含有基于(a)0.01至25重量%的基于选自以下的金属的促进剂: 钯,铂,铱,锇,铜,银,金,铬,钼,钨,锰,铼,锌,镉,铅,铝,锡,磷,砷,锑,铋和稀土金属和(c) 基于(a),基于碱金属或碱土金属的化合物为0至5重量%,条件是组分(a)不以铁或铁为基准,并且所选择的金属之一 来自由钴,钌和铑组成的组 母体(b)是基于选自钛,锰,铬和钼的金属的促进剂,进一步的条件是当仅基于钌或铑或钌和铑或镍和铑的化合物为 作为组分(a)选择,可以不用启动子(b)。

    Preparation of carboxylic esters
    3.
    发明授权
    Preparation of carboxylic esters 失效
    羧酸酯的制备

    公开(公告)号:US5412120A

    公开(公告)日:1995-05-02

    申请号:US158361

    申请日:1993-11-29

    CPC分类号: C07C67/475 C07D309/08

    摘要: A process for preparing monocarboxylic esters of the general formula I ##STR1## where R.sup.1 and R.sup.2 are each hydrogen, C.sub.1 -C.sub.12 -alkyl, C.sub.3 -C.sub.8 -cyclo-alkyl acyl, aryl or C.sub.7 -C.sub.20 -aralkyl or together --(CH.sub.2).sub.n --X--(CH.sub.2).sub.m --,X is methylene, oxygen, sulfur, NH or NR.sup.3,R.sup.3 is C.sub.1 -C.sub.12 -alkyl, andn and m are each from 0 to 8, comprises reacting geminal dicarboxylic esters of the general formula II ##STR2## where R.sup.1 to R.sup.3 are each as defined above, at from 150.degree. to 400.degree. C. in the presence of catalysts.

    摘要翻译: 一种制备通式I的单羧酸的方法,其中R 1和R 2各自为氢,C 1 -C 12 - 烷基,C 3 -C 8 - 环烷基酰基,芳基或C 7 -C 20 - 芳烷基或一起 - (CH 2 )nX-(CH 2)m - ,X是亚甲基,氧,硫,NH或NR 3,R 3是C 1 -C 12烷基,n和m各自为0至8,包括使通式II的偕二羧酸酯 其中R 1至R 3各自如上所定义,在150℃至400℃下,在催化剂存在下。

    Preparation of aliphatic alpha, omega-aminonitriles
    4.
    发明授权
    Preparation of aliphatic alpha, omega-aminonitriles 失效
    脂肪族α,ω-氨基腈的制备

    公开(公告)号:US06114567A

    公开(公告)日:2000-09-05

    申请号:US122102

    申请日:1998-07-24

    摘要: Aliphatic alpha,omega-aminonitriles are prepared by partial hydrogenation of aliphatic alpha,omega-dinitriles at elevated temperatures and superatmospheric pressure in the presence of a solvent and of a catalyst by a process which comprises using a catalyst which(a) contains a compound based on a metal selected from the group consisting of nickel, cobalt, iron, ruthenium and rhodium and(b) contains from 0.01 to 25% by weight, based on (a), of a promoter based on a metal selected from the group consisting of palladium, platinum, iridium, osmium, copper, silver, gold, chromium, molybdenum, tungsten, manganese, rhenium, zinc, cadmium, lead, aluminum, tin, phosphorus, arsenic, antimony, bismuth and rare earth metals and(c) from 0 to 5% by weight, based on (a), of a compound based on an alkali metal or on an alkaline earth metal.with the proviso that the component (a) is not based on iron or iron and one of the metals selected from the group consisting of cobalt, ruthenium and rhodium when (b) is a promoter based on a metal selected from the group consisting of titanium, manganese, chromium and molybdenum, and with the further proviso that, when a compound based on only ruthenium or rhodium or ruthenium and rhodium or nickel and rhodium is selected as component (a), the promoter (b) may be dispensed with.

    摘要翻译: 脂肪族α,ω-氨基腈通过脂肪族α,ω-二腈在升高的温度和超大气压下,在溶剂和催化剂存在下通过包括使用(a)含有基于化合物的催化剂 在选自镍,钴,铁,钌和铑的金属上,和(b)含有基于(a)0.01至25重量%的基于选自以下的金属的促进剂: 钯,铂,铱,锇,铜,银,金,铬,钼,钨,锰,铼,锌,镉,铅,铝,锡,磷,砷,锑,铋和稀土金属和(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。 条件是当(b)是基于选自钛的金属的促进剂时,组分(a)不是基于铁或铁和选自钴,钌和铑的金属之一, ,锰,铬和钼,另外条件是,当选择仅基于钌或铑或钌和铑或镍和铑的化合物作为组分(a)时,可以省略促进剂(b)。

    Method of simultaneously producing 6-aminocapronitrile and
hexamethylenediamine
    5.
    发明授权
    Method of simultaneously producing 6-aminocapronitrile and hexamethylenediamine 有权
    同时生产6-氨基己腈和六亚甲基二胺的方法

    公开(公告)号:US6080883A

    公开(公告)日:2000-06-27

    申请号:US155900

    申请日:1998-10-08

    CPC分类号: C07C253/30 C07C209/48

    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 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: PCT No.PCT / EP97 / 01685 Sec。 371日期:1998年10月8日 102(e)日期1998年10月8日PCT 1997年4月4日PCT PCT。 WO97 / 37964 PCT公开号 日期1997年10月16日一种通过在含镍催化剂存在下,在不低于室温的温度下处理己二腈(ADN)并用升高的氢气部分处理己二腈(ADN)共同生产6-氨基己腈(ACN)和六亚甲基二胺(HMD) 在存在或不存在溶剂的情况下的压力包括在基于ADN的转化和/或基于ACN的选择性之后具有或已经降低到低于规定值(a)通过停止ADN的进料而中断用氢处理ADN和 的溶剂,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,和( c)然后用处理阶段(b)的催化剂继续氢化ADN。

    Manufacturing process for 6-aminocapronitrile
    6.
    发明授权
    Manufacturing process for 6-aminocapronitrile 有权
    6-氨基己腈的制备方法

    公开(公告)号:US6048997A

    公开(公告)日:2000-04-11

    申请号:US230742

    申请日:1999-02-01

    摘要: Manufacture of 6-aminocapronitrile or 6-aminocapronitrile/hexamethylene diamine mixtures, involving a) the reaction of at least one pentennitrile, selected from the group consisting of 2,3 and 4-pentennitrile with carbon monoxide and hydrogen in the presence of catalysts, which contain at least one element of the eighth subgroup as active components, obtaining a hydrogenation formylating discharge (I), b) the optional separation of carbon monoxide, hydrogen and the catalyst from the hydrogenation formylating discharge (I), obtaining a hydrogenation formylating discharge (II), c) the separation of 5-formyl valeronitrile from the hydrogenation formylating discharge (I) or (II), d) the reaction of separated 5-formyl valeronitrile with ammonia and hydrogen in the presence of hydrogenating catalysts, selected from the group consisting of rhenium, copper and its compounds as well as metals and metallic compounds of the eighth group, obtaining a hydrogenation discharge, and e) obtaining 6-aminocapronitrile and if necessary hexamethylene diamine.

    摘要翻译: PCT No.PCT / EP97 / 03988 Sec。 371日期1999年2月1日 102(e)1999年2月1日PCT 1997年7月23日PCT公布。 第WO98 / 05632号公报 日期1998年2月12日6-氨基己腈或6-氨基己腈/六亚甲基二胺混合物的制造,涉及a)选自2,3和4-戊腈中的至少一种戊腈与一氧化碳和氢的反应 存在含有第八亚组中的至少一种元素作为活性组分的催化剂,获得加氢甲酰化放电(I),b)任选从氢化甲酰化放电(I)中分离一氧化碳,氢和催化剂,获得 加氢甲酰化放电(II),c)从加氢甲酰化放电(I)或(II)中分离5-甲酰基戊腈; d)在氢化催化剂存在下,分离的5-甲酰基戊腈与氨和氢的反应 ,选自铼,铜及其化合物以及第八组的金属和金属化合物,获得氢化放电,以及 e)获得6-氨基己腈,如果需要的话,得到六亚甲基二胺。

    Preparation of amines and aminonitriles
    7.
    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 aldehydes
    8.
    发明授权
    Preparation of aldehydes 失效
    醛的制备

    公开(公告)号:US5679869A

    公开(公告)日:1997-10-21

    申请号:US567749

    申请日:1995-12-05

    CPC分类号: B01J23/06 C07C45/41

    摘要: A process for preparing aldehydes of the general formula I ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are each hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.8 -cycloalkyl, aryl, C.sub.7 -C.sub.12 -alkylphenyl, C.sub.7 -C.sub.12 -phenylalkyl and R.sup.1 and R.sup.2 are joined together to form a 3-, 4-, 5-, 6- or 7-membered cycloaliphatic ring, R.sup.1 and R.sup.3 are each C.sub.1 -C.sub.4 -alkoxy, phenoxy, methylamino, dimethylamino or halogen, and R.sup.1 is additionally hydroxyl or amino comprises reacting a carboxylic acid or ester of the general formula II ##STR2## where R.sup.1, R.sup.2 and R.sup.3 are each as defined above, and R.sup.4 is hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.8 -cycloalkyl, aryl, C.sub.7 -C.sub.12 -alkylphenyl or C.sub.7 -C.sub.12 -phenylalkyl, with hydrogen in the gas phase at temperatures from 200.degree. to 450.degree. C. and pressures from 0.1 to 20 bar in the presence of a catalyst whose catalytically active mass comprises from 60 to 99.9% by weight of zirconium oxide and from 0.1 to 40% by weight of one or more elements of the lanthanides.

    摘要翻译: 制备通式I(I)的醛的方法,其中R1,R2和R3各自为氢,C1-C6烷基,C3-C8-环烷基,芳基,C7-C12-烷基苯基,C7-C12- 苯基烷基和R 1和R 2连接在一起形成3-,4-,5-,6-或7-元环脂族环,R 1和R 3各自为C 1 -C 4 - 烷氧基,苯氧基,甲基氨基,二甲基氨基或卤素,R 1 另外羟基或氨基包括使通式II(II)的羧酸或酯与其中R 1,R 2和R 3各自如上所定义,R 4是氢,C 1 -C 6烷基,C 3 -C 8 - 环烷基,芳基,C 7 -C 12 - 烷基苯基或C 7 -C 12 - 苯基烷基,在气相中的氢气在200-450℃的温度和0.1至20巴的压力下,在催化剂存在下,其催化活性质量包含 60至99.9重量%的氧化锆和0.1至40重量%的一种或多种镧系元素。

    Process for production of aliphatic.alpha..omega.aminonitriles
    10.
    发明授权
    Process for production of aliphatic.alpha..omega.aminonitriles 失效
    生产脂肪族α-ω氨基腈的方法

    公开(公告)号:US5557004A

    公开(公告)日:1996-09-17

    申请号:US370607

    申请日:1995-01-10

    CPC分类号: C07C253/30

    摘要: Aliphatic .alpha.,.omega.-aminonitriles are prepared by partial hydrogenation of aliphatic .alpha.,.omega.-dinitriles at elevated temperatures and superatmospheric pressure in the presence of a solvent and of a catalyst, by a process in which the catalyst used is obtainable by thermal decomposition of a metal compound selected from the group consisting of metal carbonyl compounds, metal salts of C.sub.1 -C.sub.6 -carboxylic acids and C.sub.2 -C.sub.6 -dicarboxylic acids and metal complexes with diketones to give the corresponding metal and/or a metal oxide thereof, with the proviso that the metal used is nickel or cobalt.

    摘要翻译: 脂肪族α,ω-氨基腈通过在溶剂和催化剂存在下,在升高的温度和超大气压下,通过脂肪族α,ω-二腈的部分氢化,通过所用催化剂可以通过热分解 金属化合物选自金属羰基化合物,C1-C6羧酸和C2-C6-二羧酸的金属盐和与二酮的金属络合物,得到相应的金属和/或其金属氧化物,条件是 使用的金属是镍或钴。