Method for preparing polyether polyols
    7.
    发明授权
    Method for preparing polyether polyols 失效
    制备聚醚多元醇的方法

    公开(公告)号:US06441247B1

    公开(公告)日:2002-08-27

    申请号:US09890119

    申请日:2001-07-26

    IPC分类号: C07L4311

    摘要: The present invention relates to a process for the preparation of polyether polyols by catalytic reaction of H-functional initiators with lower alkylene oxides, wherein the catalysts used are multimetal cyanide compounds and the H-functional initiators used are butane-1,4-diol, &agr;-hydroxy-&ohgr;-hydroxypoly(oxybutane-1,4-diyl), pentane-1,5-diol, decane-1,10-diol or mixtures of at least two of these compounds.

    摘要翻译: 本发明涉及通过H官能引发剂与低级环氧烷的催化反应制备聚醚多元醇的方法,其中使用的催化剂是多金属氰化物,所用的H官能引发剂是丁烷-1,4-二醇, α-羟基-ω-羟基聚(氧丁烷-1,4-二基),戊烷-1,5-二醇,癸烷-1,10-二醇或这些化合物中的至少两种的混合物。

    Supported double metal cyanide catalysts, method for producing them, and their use for producing polyether alcohols
    10.
    发明授权
    Supported double metal cyanide catalysts, method for producing them, and their use for producing polyether alcohols 失效
    负载型双金属氰化物催化剂,其制备方法及其制备聚醚醇的用途

    公开(公告)号:US06362126B1

    公开(公告)日:2002-03-26

    申请号:US09623553

    申请日:2000-09-09

    IPC分类号: B01J3100

    摘要: Double-metal cyanide catalysts of the formula M1a[M2(CN)b(A)c]d. fM1gXn. h (H2O). eL, where M1 is a metal ion selected from the group consisting of Zn2+, Fe2+, Co3+, Ni2+, Mn2+, Co2+, Sn2+, Pb2+, Mo4+, Mo6+, Al3+, V4+, V5+, Sr2+, W4+, W6+, Cr2+, Cr3+ and Cd2+, M2 is a metal ion selected from the group consisting of Fe2+, Fe3+, Co2+, Co3+, Mn2+, Mn3+, V4+, V5+, Cr2+, Cr3+, Rh3+, Ru2+ and Ir3+ and M1 and M2 are identical or different, A is an anion selected from the group consisting of halide, hydroxide, sulfate, carbonate, cyanide, thiocyanate, isocyanate, cyanate, carboxylate, oxalate and nitrate, X is an anion selected from the group consisting of halide, hydroxide, sulfate, carbonate, cyanide, thiocyanate, isocyanate, cyanate, carboxylate, oxalate and nitrate, L is a water-miscible ligand selected from the group consisting of alcohols, aldehydes, ketones, ethers, polyethers, esters, ureas, amides, nitriles and sulfides, a, b, c, d, g and n are selected so as to make the compound electrically neutral, and e denotes the coordination number of the ligand, e and f denote fractions or integers greater than or equal to zero, h denotes a fraction or integer greater than or equal to zero, wherein the double-metal cyanides have been applied to or incorporated into solid, inert, unfoamed supports or have been shaped to give moldings.

    摘要翻译: 式M1的双金属氰化物催化剂是选自Zn2 +,Fe2 +,Co3 +,Ni2 +,Mn2 +,Co2 +,Sn2 +,Pb2 +,Mo4 +,Mo6 +,Al3 +,V4 +,V5 +,Sr2 +,W4 +,W6 + Cr2 +,Cr3 +和Cd2 +,M2是选自Fe2 +,Fe3 +,Co2 +,Co3 +,Mn2 +,Mn3 +,V4 +,V5 +,Cr2 +,Cr3 +,Rh3 +,Ru2 +和Ir3 +的金属离子,M1和M2相同或相同 不同的是,A是选自卤化物,氢氧化物,硫酸盐,碳酸盐,氰化物,硫氰酸盐,异氰酸盐,氰酸盐,羧酸盐,草酸盐和硝酸盐的阴离子,X是选自卤化物,氢氧化物,硫酸盐, 碳酸盐,氰化物,硫氰酸盐,异氰酸盐,氰酸盐,羧酸盐,草酸盐和硝酸盐,L是选自醇,醛,酮,醚,聚醚,酯,脲,酰胺,腈和硫化物的水混溶配体, 选择b,c,d,g和n以使化合物电中性,并且e表示配位数 r的配体,e和f表示大于或等于零的分数或整数,h表示大于或等于零的分数或整数,其中双金属氰化物已经施加到固体,惰性,未发泡的 支撑或已经成形为赋予模制品。