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    • 5. 发明授权
    • Method for the emulsion polymerization of olefins
    • 烯烃乳液聚合方法
    • US07683145B2
    • 2010-03-23
    • US10521117
    • 2003-07-16
    • Mubarik Mahmood ChowdhryMarkus SchmidPeter Preishuber-PflueglXavier SavaHorst WeissStefan MeckingFlorian M. Bauers
    • Mubarik Mahmood ChowdhryMarkus SchmidPeter Preishuber-PflueglXavier SavaHorst WeissStefan MeckingFlorian M. Bauers
    • C08F4/00C08F2/00
    • C08F10/02C08F110/02C08F210/16C08F4/26C08F2/24C08F4/80C08F2500/02C08F2500/03C08F210/14C08F212/08C08F210/06C08F210/08
    • A method for the emulsion polymerization of one or more olefins by reacting a ligand of general formulae Ia and Ib or a mixture of at least two ligands Ia or Ib, wherein R respectively represents one or several of the following radicals; hydrogen, halogen, nitrile, C1-C12-alkyl groups, C1-C12-alkoxy groups, C7-C13-aralkyl groups, C6-C14-aryl groups, and wherein identical or different compounds of general formulae Ia and Ib can, optionally, be concatenated by one or several bridges, with a phosphine compound PR3′ and a metal compound of general formula M(L2)2 or M(L2)2 (L1)z, wherein the variables are defined as follows: M is a transition metal of groups 7-10 in the periodic system of the elements; L1 represents phosphanes (R5)xPH3-x or amines (R5)xNH3-x with identical or different radicals R5, ether (R5)2O, H2O, alkohols (R5)OH, pyridine, pyridine derivatives of formula C5H5-x(R5)xN, CO, C1-C12-alkylnitriles, C6-C14-arylnitriles or ethylenically unsaturated double bond systems, wherein x is a whole number ranging from 0-3, L2 represents halogenide ions R6xNH3-x, wherein x is a whole number ranging from 0 3 and R6 represents C1-C12-alkyl, and C1-C6-alkylane ions, allylane ions, benzylane ions or arylane ions, wherein L1 and L2 can be concatenated with each other by one or several covalent bonds, z is a number ranging from 0 4. The invention also relates to the immediate use of the reaction product in the polymerization or copolymerization of olefins in water or in a solvent mixture containing at least 50 vol. % water in the presence of an emulsifier and, optionally, in the presence of an activator.
    • 通过使通式Ia和Ib的配体或至少两种配体Ia或Ib的混合物反应来使一种或多种烯烃乳液聚合的方法,其中R分别表示一个或几个以下基团; 氢,卤素,腈,C 1 -C 12 - 烷基,C 1 -C 12 - 烷氧基,C 7 -C 13 - 芳烷基,C 6 -C 14 - 芳基,并且其中相同或不同的通式Ia和Ib化合物可以任选地, 通过一个或几个桥连,与膦化合物PR3'和通式M(L2)2或M(L2)2(L1)z的金属化合物连接,其中变量定义如下:M是过渡金属 在元素周期性系统中的第7-10组; L1代表具有相同或不同基团的磷烷(R5)xPH3-x或具有相同或不同基团的胺(R5)xNH3-x5,醚(R5)2O,H2O,烷醇(R5)OH,吡啶,式C5H5-x(R5) xN,CO,C 1 -C 12烷基腈,C 6 -C 14 - 芳基腈或烯属不饱和双键体系,其中x为0-3的整数,L 2表示卤化物离子R 6 x N H 3-x,其中x为 O 3和R 6表示C 1 -C 12 - 烷基和C 1 -C 6 - 烷基离子,烯丙基离子,苯甲烷离子或芳基烷基离子,其中L1和L2可以通过一个或几个共价键彼此连接,z是数字范围 本发明还涉及立即使用反应产物在烯烃在水中或在含有至少50体积%的溶剂混合物中的聚合或共聚中。 在乳化剂存在下,和任选地,在活化剂存在下,水分。
    • 10. 发明申请
    • METHOD FOR PRODUCING FORMIC ACID
    • 生产形式酸的方法
    • US20100063320A1
    • 2010-03-11
    • US12532642
    • 2008-03-18
    • Nina ChallandXavier SavaMichael Röper
    • Nina ChallandXavier SavaMichael Röper
    • C07C51/15
    • C07C51/00B01J31/0202B01J31/0237B01J31/0271B01J31/2404B01J2231/625B01J2531/821C07C51/02C07C53/06C07C53/02
    • The invention relates to a process for preparing formic acid, in which catalytic hydrogenation of carbon dioxide with hydrogen over a catalyst which comprises a metal of groups 8 to 10 of the Periodic Table in the presence of a primary, secondary and/or tertiary amine generates the corresponding ammonium formate and the ammonium formate is split by heating into formic acid and the amine, which comprises selecting the primary, secondary or tertiary amine from the amines of the formula I or mixtures thereof where R1 to R3 are the same or different and are each hydrogen, linear or branched alkyl radicals having from 1 to 18 carbon atoms, cycloaliphatic radicals having from 5 to 7 carbon atoms, aryl radicals and/or arylalkyl radicals, and at least one of the R1 to R3 radicals bears a hydroxyl group, and performing the hydrogenation in a solvent which has a boiling point of 105° C. at standard pressure, and obtaining the formic acid in the reaction mixture from the hydrogenation comprising the high-boiling solvent by thermally splitting the ammonium formate and distilling off the formic acid.
    • 本发明涉及一种制备甲酸的方法,其中二氧化碳与氢在催化剂上催化氢化,所述催化剂在初级,仲和/或叔胺存在下包含元素周期表第8至10族的金属产生 相应的甲酸铵和甲酸铵通过加热分解成甲酸和胺,其包括从式I的胺或其混合物中选择伯胺,仲胺或叔胺,其中R 1至R 3相同或不同,并且是 每个氢,具有1至18个碳原子的直链或支链烷基,具有5至7个碳原子的脂环族基团,芳基和/或芳基烷基,并且至少一个R 1至R 3基团具有羟基,并且 在标准压力下在沸点为105℃的溶剂中进行氢化,并从氢化得到反应混合物中的甲酸,包括 高沸点溶剂通过热分解甲酸铵并蒸馏除去甲酸。