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    • 1. 发明公开
    • PROCESS FOR THE MANUFACTURE OF PROPYLENE OXIDE
    • 制备环氧丙烷的方法
    • EP2504325A1
    • 2012-10-03
    • EP10784453.2
    • 2010-11-24
    • Momentive Specialty Chemicals Research Belgium S.A.
    • MUPPA, PrasadSCHOOLDERMAN, CaspaRENS VAN DER LEE, SandraPOSTMA, Ron
    • C07D301/12
    • C07D301/12Y02P20/52
    • A process for the manufacture of propylene oxide ("PO") by catalytic oxidation of propylene with an oxidant wherein the catalytic oxidation is performed in an aqueous reaction medium, comprising water with less than 10% by volume of cosolvents, wherein a water-soluble manganese complex is used as oxidation catalyst, characterized in that the water-soluble manganese complex is a mononuclear species of the general formula (I): [LMnX
      3 ]Y (I) or a binuclear species of the general formula (II): [LMn( μ-X)
      3 MnL]Y
      2 (II) wherein Mn is a manganese; L or each L independently is a polydentate ligand, each X independently is a coordinating species and each μ-X independently is a bridging coordinating species, whereas Y is an non-coordinating counterion, and wherein the catalytic oxidation is carried out at a pH in the range of from 1.5 to 6.0.
    • 一种通过用氧化剂催化氧化丙烯制造环氧丙烷(“PO”)的方法,其中催化氧化在含水反应介质中进行,所述反应介质包含具有小于10体积%共溶剂的水,其中水溶性 锰配合物用作氧化催化剂,其特征在于所述水溶性锰配合物是通式(I)的单核物质:[LMnX 3] Y(I)或通式(II)的双核物质: LMn(μ-X)3MnL] Y 2(II)其中Mn是锰; L或每个L独立地为多齿配体,每个X独立地为配位物质,并且每个μ-X独立地为桥连配位物质,而Y为非配位平衡离子,并且其中催化氧化在pH为 范围从1.5到6.0。
    • 7. 发明公开
    • MANUFACTURE OF AN EPOXYETHYL CARBOXYLATE OR GLYCIDYL CARBOXYLATE
    • HERSTELLUNG VON环氧乙烯羧酸酯谷氨酰胆碱
    • EP2531496A1
    • 2012-12-12
    • EP11701942.2
    • 2011-01-26
    • Momentive Specialty Chemicals Research Belgium S.A.
    • MUPPA, PrasadPOSTMA, RonSCHOOLDERMAN, CasparRENS, SandraSTOITSAS, Kostas
    • C07D301/12C07D303/16
    • C07D301/12C07D303/48
    • The invention relates to a process for the manufacture of an epoxyethyl carboxylate or glycidyl carboxylate, including reacting a vinyl carboxylate or an allyl carboxylate using an oxidant and a water-soluble manganese complex in an aqueous reaction medium, and the water-soluble manganese complex comprises an oxidation catalyst, characterized in that the water-soluble manganese complex is a mononuclear species of the general formula (I): [LMnX
      3 ]Y, or a binuclear species of the general formula (II): [LMn(μ-X)
      3 MnL]Y
      n , wherein Mn is a manganese; L is a ligand and each L is independently a polydentate ligand, each X is independently a coordinating species and each μ-X is independently a bridging coordinating species, Y is a non-coordinating counter ion, and wherein the epoxidation is carried out at a pH in the range of from 1.0 to 7.0.
    • 本发明涉及通过使用氧化剂,优选过氧化氢和锰络合物催化氧化乙烯基或烯丙基羧酸酯来制备环氧乙基羧酸酯或羧甲基缩水甘油酯的方法,其中催化氧化在含水反应介质中进行,包括 使用少于10体积%共溶剂的水,其中使用水溶性锰络合物作为氧化催化剂,其特征在于所述水溶性锰络合物是通式(1)的单核物种:€ƒ€€ ƒ€ƒ€ƒ€ƒ€ƒ[LMnX 3] Y€ƒ€ƒ€ƒ€ƒ(I)或通式(II)的双核物种:€ƒ€ƒ€ƒ€ ƒ€ƒ€ƒ€ƒ[LMn(μ-X)3 MnL] Y 2€ƒ€ƒ€ƒ(ƒ)其中Mn是锰; L或每个L独立地是多齿配体,每个X独立地是配位物质,每个μ-X独立地是桥连配位物质,而Y是氧化稳定的抗衡离子,并且其中环氧化在 范围从1.0。 到7.0。 本发明还涉及酸部分中具有5-30个碳原子的新酸的环氧乙酯。