会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 1. 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。
    • 5. 发明授权
    • Palladium phosphine ligand catalyst
    • 钯膦配体催化剂
    • US5525566A
    • 1996-06-11
    • US218518
    • 1994-03-25
    • Wilhelm KeimStefan Mecking
    • Wilhelm KeimStefan Mecking
    • B01J31/24C08G67/02B01J31/00
    • B01J31/2247B01J31/2291B01J31/2404C08G67/02B01J2231/10B01J2231/12B01J2531/80B01J2531/824
    • There is disclosed a catalyst composition prepared by reacting together:(a) a source of a Group VIII metal,(b) a compound of the formula (I)R.sup.1 R.sup.2 PR.sup.4 CO.sub.2 R.sup.3 (I) where R.sup.1 and R.sup.2 are independently an unsubstituted or substituted alkyl, cycloalkyl or aryl group, R.sup.3 is hydrogen, an unsubstituted or substituted alkyl, cycloalkyl or aryl group and R.sup.4 is a divalent organic group and(c) a source of an anion which is either non-coordinating or weakly-coordinating to the Group VIII metal.The catalyst compositions are used in the preparation of polyketones from carbon monoxide and one or more olefins. Novel compounds of the formula [(.eta..sup.3 -allyl)Pd(R.sup.1 R.sup.2 PR.sup.4 CO.sub.2 R.sup.3)]Y where Y is a weakly or non-coordinating anion are useful as such catalysts.
    • 公开了通过一起反应制备的催化剂组合物:(a)VIII族金属源,(b)式(I)的化合物,R1R2PR4CO2R3(Ⅰ),其中R1和R2独立地是未取代或取代的烷基,环烷基 或芳基,R 3是氢,未取代或取代的烷基,环烷基或芳基,R 4是二价有机基团,和(c)与VIII族金属是非配位或弱配位的阴离子源。 催化剂组合物用于从一氧化碳和一种或多种烯烃制备聚酮。 其中Y是弱或非配位阴离子的式[(η3-烯丙基)Pd(R1R2PR4CO2R3)] Y的新化合物可用作这样的催化剂。