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    • 1. 发明授权
    • Use of a supplemental promoter in conjunction with a carbon-supported, noble-metal containing catalyst in liquid phase oxidation reactions
    • 在液相氧化反应中使用补充促进剂与含碳载体的含贵金属的催化剂结合使用
    • US06586621B2
    • 2003-07-01
    • US09746186
    • 2000-12-21
    • Mark A. LeiberJerry R. EbnerKam-To WanAnthony WoodsPeter Rogers
    • Mark A. LeiberJerry R. EbnerKam-To WanAnthony WoodsPeter Rogers
    • C07F922
    • B01J23/56B01J21/18B01J37/0205C07F9/3813
    • This invention relates to the use of a supplemental promoter in conjunction with a noble-metal-containing catalyst comprising a carbon support in catalyzing liquid phase oxidation reactions, a process for making of an improved catalyst comprising such a supplemental promoter, and an improved catalyst comprising such a supplemental promoter. In a particularly preferred embodiment, a supplemental promoter (most preferably bismuth or tellurium) is used in conjunction with a noble-metal-containing catalyst comprising a carbon support in a liquid phase oxidation process wherein N-(phosphonomethyl) iminodiacetic acid (i.e., “PMIDA”) or a salt thereof is oxidized to form N-(phosphonomethyl) glycine (i.e., “glyphosate”) or a salt thereof. The benefits of such a process include increased oxidation of the formaldehyde and formic acid by-products, and, consequently, decreased final concentrations of those by-products as well as other undesirable by-products, most notably N-methyl-N-(phosphonomethyl) glycine (i.e., “NMG”).
    • 本发明涉及补充促进剂与包含碳载体催化液相氧化反应的含贵金属的催化剂的使用,制备包含这种补充促进剂的改进的催化剂的方法,以及改进的催化剂,包括 在一个特别优选的实施方案中,补充促进剂(最优选铋或碲)与液相氧化方法中含有碳载体的含贵金属的催化剂结合使用,其中N-(膦酰基甲基)亚氨基二乙酸 酸(即“PMIDA”)或其盐被氧化形成N-(膦酰基甲基)甘氨酸(即“草甘膦”)或其盐。 这种方法的好处包括增加甲醛和甲酸副产物的氧化,从而减少那些副产物以及其它不希望的副产物的最终浓度,特别是N-甲基-N-(膦酰甲基 )甘氨酸(即“NMG”)。
    • 4. 发明授权
    • Deeply reduced oxidation catalyst and its use for catalyzing liquid phase oxidation reactions
    • 深度还原氧化催化剂及其用于催化液相氧化反应的用途
    • US06417133B1
    • 2002-07-09
    • US09248655
    • 1999-02-11
    • Jerry R. EbnerMark A. LeiberKam-To WanPeter E. RogersJingyue LiuAnthony Woods
    • Jerry R. EbnerMark A. LeiberKam-To WanPeter E. RogersJingyue LiuAnthony Woods
    • B01J2118
    • B01J23/56B01J21/18B01J23/40C07F9/3813Y02P20/582
    • This invention relates to an improved catalyst, comprising a carbon support having a noble metal at its surface, for use in catalyzing liquid phase oxidation reactions, especially in an acidic oxidative environment and in the presence of solvents, reactants, intermediates, or products which solubilize noble metals; a process for the preparation of the improved catalyst; a liquid phase oxidation process using such a catalyst wherein the catalyst exhibits improved resistance to noble metal leaching, particularly in acidic oxidative environments and in the presence of solvents, reactants, intermediates, or products which solubilize noble metals; and a liquid phase oxidation process in which N-(phosphonomethyl)iminodiacetic acid (i.e., “PMIDA”) or a salt thereof is oxidized to form N-(phosphonomethyl)glycine (i.e., “glyphosate”) or a salt thereof using such a catalyst wherein the oxidation of the formaldehyde and formic acid by-products into carbon dioxide and water is increased.
    • 本发明涉及一种改进的催化剂,其包括在其表面具有贵金属的碳载体,用于催化液相氧化反应,特别是在酸性氧化环境中和在溶剂存在下,反应物,中间体或溶解产物 贵金属; 改进的催化剂的制备方法; 使用这种催化剂的液相氧化方法,其中催化剂表现出改善的贵金属浸出耐受性,特别是在酸性氧化环境和溶剂存在下,反应物,中间体或增溶贵金属的产物; 和其中N-(膦酰基甲基)亚氨基二乙酸(即“PMIDA”)或其盐被氧化以形成N-(膦酰基甲基)甘氨酸(即“草甘膦”)或其盐的液相氧化方法, 催化剂,其中甲醛和甲酸副产物氧化成二氧化碳和水增加。
    • 7. 发明授权
    • Deeply reduced oxidation catalyst and its use in preparing N-(phosphonomethyl) glycine compounds
    • 深度还原氧化催化剂及其在制备N-(膦酰基甲基)甘氨酸化合物中的应用
    • US08143441B2
    • 2012-03-27
    • US11447236
    • 2006-06-05
    • Jerry R. EbnerMark A. LeiberKam-To WanAnthony WoodsPeter E. Rogers
    • Jerry R. EbnerMark A. LeiberKam-To WanAnthony WoodsPeter E. Rogers
    • C07F9/38B01J37/18
    • B01J23/56B01J21/18B01J23/40C07F9/3813Y02P20/582
    • This invention relates to an improved catalyst, comprising a carbon support having a noble metal at its surface, for use in catalyzing liquid phase oxidation reactions, especially in an acidic oxidative environment and in the presence of solvents, reactants, intermediates, or products which solubilize noble metals; a process for the preparation of the improved catalyst; a liquid phase oxidation process using such a catalyst wherein the catalyst exhibits improved resistance to noble metal leaching, particularly in acidic oxidative environments and in the presence of solvents, reactants, intermediates, or products which solubilize noble metals; and a liquid phase oxidation process in which N-(phosphonomethyl)iminodiacetic acid (i.e., “PMIDA”) or a salt thereof is oxidized to form N-(phosphonomethyl)glycine (i.e., “glyphosate”) or a salt thereof using such a catalyst wherein the oxidation of the formaldehyde and formic acid by-products into carbon dioxide and water is increased.
    • 本发明涉及一种改进的催化剂,其包括在其表面具有贵金属的碳载体,用于催化液相氧化反应,特别是在酸性氧化环境中和在溶剂存在下,反应物,中间体或溶解产物 贵金属; 改进的催化剂的制备方法; 使用这种催化剂的液相氧化方法,其中催化剂表现出改善的贵金属浸出耐受性,特别是在酸性氧化环境和溶剂存在下,反应物,中间体或增溶贵金属的产物; 和其中N-(膦酰基甲基)亚氨基二乙酸(即“PMIDA”)或其盐被氧化以形成N-(膦酰基甲基)甘氨酸(即“草甘膦”)或其盐的液相氧化方法, 催化剂,其中甲醛和甲酸副产物氧化成二氧化碳和水增加。
    • 8. 发明申请
    • USE OF A SUPPLEMENTAL PROMOTER IN CONJUNCTION WITH A CARBON-SUPPORTED, NOBLE-METAL-CONTAINING CATALYST IN LIQUID PHASE OXIDATION REACTIONS
    • 使用补充促进剂与碳支持的,含金属的催化剂在液相氧化反应中的连接
    • US20070129567A1
    • 2007-06-07
    • US11621885
    • 2007-01-10
    • Mark LeiberJerry EbnerKam-To WanAnthony WoodsPeter Rogers
    • Mark LeiberJerry EbnerKam-To WanAnthony WoodsPeter Rogers
    • C07F9/22C07F9/28
    • B01J23/56B01J21/18B01J37/0205C07F9/3813
    • This invention relates to the use of a supplemental promoter in conjunction with a noble-metal-containing catalyst comprising a carbon support in catalyzing liquid phase oxidation reactions, a process for making of an improved catalyst comprising such a supplemental promoter, and an improved catalyst comprising such a supplemental promoter. In a particularly preferred embodiment, a supplemental promoter (most preferably bismuth or tellurium) is used in conjunction with a noble-metal-containing catalyst comprising a carbon support in a liquid phase oxidation process wherein N-(phosphonomethyl)iminodiacetic acid (i.e., “PMIDA”) or a salt thereof is oxidized to form N-(phosphonomethyl)glycine (i.e., “glyphosate”) or a salt thereof. The benefits of such a process include increased oxidation of the formaldehyde and formic acid by-products, and, consequently, decreased final concentrations of those by-products as well as other undesirable by-products, most notably N-methyl-N-(phosphonomethyl)glycine (i.e., “NMG”).
    • 本发明涉及补充促进剂与包含碳载体催化液相氧化反应的含贵金属的催化剂的使用,制备包含这种补充促进剂的改进的催化剂的方法,以及改进的催化剂,包括 这样的补充推动者。 在特别优选的实施方案中,补充促进剂(最优选铋或碲)与液相氧化方法中含有碳载体的含贵金属的催化剂结合使用,其中N-(膦酰基甲基)亚氨基二乙酸(即“ PMIDA“)或其盐被氧化形成N-(膦酰基甲基)甘氨酸(即”草甘膦“)或其盐。 这种方法的好处包括增加甲醛和甲酸副产物的氧化,从而减少那些副产物以及其它不希望的副产物的最终浓度,特别是N-甲基-N-(膦酰甲基 )甘氨酸(即“NMG”)。