Loaded ion exchange resins, their preparation and uses
    1.
    发明授权
    Loaded ion exchange resins, their preparation and uses 失效
    负载离子交换树脂,其制备和用途

    公开(公告)号:US06197997B1

    公开(公告)日:2001-03-06

    申请号:US09112513

    申请日:1998-07-09

    CPC classification number: C07C51/47 B01J39/00 B01J39/04 B01J39/05

    Abstract: A loaded ion-exchange resin, which resin has been loaded in its shrunken form. Also a process for removing iodide compounds from a liquid carboxylic acid and/or carboxylic acid anhydride obtained from the Group VIII noble metal catalysed, alkyl iodide co-catalysed carbonylation of alcohols and/or their reactive derivatives which process comprises contacting the liquid carboxylic acid and/or carboxylic acid anhydride with a metal loaded ion-exchange resin as described above wherein the metal is one or more of the metals silver, palladium or mercury.

    Abstract translation: 负载的离子交换树脂,其树脂以其收缩的形式被加载。 还有一种从由第VIII族贵金属催化的烷基碘共催化羰基化醇和/或其反应性衍生物获得的液体羧酸和/或羧酸酐中除去碘化物的方法,该方法包括将液体羧酸和 /或羧酸酐与如上所述的金属负载离子交换树脂,其中金属是银,钯或汞中的一种或多种金属。

    Ion-exchange resins, their preparation and uses
    3.
    发明授权
    Ion-exchange resins, their preparation and uses 失效
    离子交换树脂,其制备和用途

    公开(公告)号:US6017969A

    公开(公告)日:2000-01-25

    申请号:US81828

    申请日:1998-05-20

    CPC classification number: C07C51/47 B01J47/006

    Abstract: An ion-exchange resin stabilized against shrinkage, the resin being loaded with at least one amphiphilic ion in the absence of sodium cations.Also a process for removing iodide compounds from a liquid carboxylic acid and/or carboxylic acid anhydride obtained from the Group VIII noble metal catalysed, alkyl iodide co-catalysed carbonylation of alcohols and/or their reactive derivatives by contacting the liquid carboxylic acid and/or carboxylic acid anhydride with the ion-exchange resin stabilized against shrinkage as aforesaid, the ion-exchange resin being loaded with one or more of the metals silver, palladium or mercury.

    Abstract translation: 稳定的抗离子交换树脂收缩,树脂在不存在钠阳离子的情况下装入至少一种两亲离子。 还有一种从液体羧酸和/或羧酸酐中除去碘化合物的方法,该液体羧酸和/或羧酸酐由第VIII族贵金属催化的烷基碘烷基碘共催化羰基化醇和/或其反应性衍生物,通过使液体羧酸和/或 羧酸酐与离子交换树脂如上所述稳定抵抗收缩,离子交换树脂被负载有一种或多种金属银,钯或汞。

    Process for the production of acetic acid by the carbonylation of
dimethyl ether
    4.
    发明授权
    Process for the production of acetic acid by the carbonylation of dimethyl ether 失效
    通过二甲醚羰基化生产乙酸的方法

    公开(公告)号:US5763654A

    公开(公告)日:1998-06-09

    申请号:US731313

    申请日:1996-10-15

    CPC classification number: C07C51/12 Y02P20/582

    Abstract: A process for the production of acetic acid which comprises reacting carbon monoxide with a carbonylatable reactant comprising greater than 10%, typically from 30 to 100%, by weight dimethyl ether introduced to a reactor in which there is maintained at elevated temperature a liquid reaction composition comprising a Group VIII noble metal catalyst, for example rhodium or iridium, methyl iodide promoter, an optional co-promoter and water at a concentration in the liquid reaction composition of from 1.0 to 10% by weight.

    Abstract translation: 一种生产乙酸的方法,其包括将一氧化碳与可羰基化反应物反应,所述反应物包含大于10%,通常为30至100%重量的二甲醚引入到保持在升高温度的反应器中的液体反应组合物 包括Ⅷ族贵金属催化剂,例如铑或铱,甲基碘促进剂,任选的共助催化剂和液体反应组合物中浓度为1.0至10重量%的水。

    Process for the production of carboxylic acid
    7.
    发明授权
    Process for the production of carboxylic acid 有权
    制备羧酸的方法

    公开(公告)号:US07098363B1

    公开(公告)日:2006-08-29

    申请号:US09464799

    申请日:1999-12-16

    CPC classification number: C07C51/12 C07C53/08

    Abstract: A process for the production of a product comprising a carboxylic acid having n+1 carbon atoms which process comprises reacting in the liquid phase at elevated temperature and pressure a composition comprising an alcohol having n carbon atoms and/or a reactive derivative thereof, a halogen and/or a halogen compound promoter, water and carbon monoxide in the presence of hydrogen and a heterogeneous catalyst comprising a Group VIII noble metal species on a polymeric resin having a functional group selected from nitrogen-containing heterocycles.

    Abstract translation: 一种制备包含具有n + 1个碳原子的羧酸的产物的方法,该方法包括在液相中在升高的温度和压力下反应包含含有n个碳原子的醇和/或其反应性衍生物的组合物,卤素 和/或卤素化合物助催化剂,水和一氧化碳在氢存在下和含有VIII族贵金属物质的非均相催化剂的聚合物树脂上具有选自含氮杂环的官能团。

    Anhydrous carbonylation process for the production of acetic acid
    9.
    发明授权
    Anhydrous carbonylation process for the production of acetic acid 有权
    无水羰基化方法生产乙酸

    公开(公告)号:US6130355A

    公开(公告)日:2000-10-10

    申请号:US220355

    申请日:1998-12-24

    CPC classification number: C07C51/12 Y02P20/582

    Abstract: An anhydrous process for the production of acetic acid by the reaction of methanol, and/or dimethyl ether, with a gaseous reactant comprising carbon monoxide and hydrogen, the hydrogen being present in an amount less than 9 mole %, in the presence of a catalyst system comprising at least one noble metal of Group VIII of the Periodic Table as catalyst, a halo-compound as co-catalyst and an iodide salt as catalyst stabiliser which process comprises feeding methanol, and/or dimethyl ether, and gaseous reactant to a carbonylation reactor in which there is maintained a liquid reaction composition comprising: (i) methyl acetate in an amount from 1 to 35% w/w, (ii) acetic anhydride in an amount up to 8% w/w, (iii) halo-compound in an amount from 3 to 20% w/w, (iv) Group VIII noble metal catalyst in an amount from 1 to 2000 ppm, (v) sufficient iodide salt to provide from 0.5 to 20% by weight iodine as I.sup.- and (vi) acetic acid comprising the remainder of the composition.

    Abstract translation: 通过甲醇和/或二甲醚与含有一氧化碳和氢气的气态反应物反应制备乙酸的无水方法,氢气的存在量小于9摩尔%,在催化剂存在下 系统,其包含至少一种元素周期表第VIII族贵金属作为催化剂,作为助催化剂的卤代化合物和碘化物盐作为催化剂稳定剂,该方法包括将甲醇和/或二甲醚和气态反应物进料到羰基化 反应器,其中保持液体反应组合物,其包含:(i)1至35%w / w的量的乙酸甲酯,(ii)至多8%w / w的乙酸酐,(iii) 化合物的量为3至20%w / w,(iv)1至2000ppm的VIII族贵金属催化剂,(v)足够的碘化物盐,提供0.5至20重量%的碘作为I和 (vi)包含组合物剩余部分的乙酸。

    Oxidation catalyst and process utilizing the catalyst
    10.
    发明授权
    Oxidation catalyst and process utilizing the catalyst 有权
    氧化催化剂和使用催化剂的方法

    公开(公告)号:US06333444B1

    公开(公告)日:2001-12-25

    申请号:US09506092

    申请日:2000-02-17

    Abstract: A catalyst composition and its use for the oxidation of ethane to ethylene and/or acetic acid and/or for the oxidation of ethylene to acetic acid which comprises in combination with oxygen the elements molybdenum, vanadium, niobium and gold in the absence of palladium according to the empirical formula: MOaWbAucVdNbeYf (I) wherein Y is one or more elements selected from the group consisting of: Cr, Mn, Ta, Ti, B, Al, Ga, In, Pt, Zn, Cd, Bi, Ce, Co, Rh, Ir, Cu, Ag, Fe, Ru, Os, K, Rb, Cs, Mg, Ca, Sr, Ba, Zr, Hf, Ni, P, Pb, Sb, Si, Sn, Tl, U, Re, Te, La and Pd; a, b, c, d, e and f represent the gram atom ratios of the elements such that: 0

    Abstract translation: 一种催化剂组合物及其用于将乙烷氧化成乙烯和/或乙酸和/或将乙烯氧化成乙酸的用途,其包括与氧相结合的元素钼,钒,铌和金在不存在钯的情况下 经验公式为:MOaWbAucVdNbeYf(I)其中Y是选自Cr,Mn,Ta,Ti,B,Al,Ga,In,Pt,Zn,Cd,Bi,Ce,Co中的一种或多种元素 ,Rh,Ir,Cu,Ag,Fe,Ru,Os,K,Rb,Cs,Mg,Ca,Sr,Ba,Zr,Hf,Ni,P,Pb,Sb,Si,Sn,Tl,U,Re ,Te,La和Pd; a,b,c,d,e和f表示元素的克原子比,使得:0

Patent Agency Ranking