Long-chain polyether polyols with a high proportion of primary oh groups
    42.
    发明授权
    Long-chain polyether polyols with a high proportion of primary oh groups 有权
    长链聚醚多元醇具有较高比例的原子喔基团

    公开(公告)号:US06617419B1

    公开(公告)日:2003-09-09

    申请号:US10009889

    申请日:2002-01-28

    IPC分类号: C08G6534

    摘要: The invention relates to long-chain polyether polyols having a content of primary OH groups of 40 to 95 mol-% and a total content of oxyethylene units of >25 wt. % as well as a process for their production by DMC-catalysed polyaddition of an ethylene oxide (EO)/propylene oxide (PO) mixture in the weight ratio of 40:60 to 95:5 as an end block to starter compounds having active hydrogen atoms.

    摘要翻译: 本发明涉及具有40至95摩尔%的伯OH基团的含量和> 25重量%的氧化乙烯单元的总含量的长链聚醚多元醇。 %以及通过DMC-催化加成的环氧乙烷(EO)/环氧丙烷(PO)混合物以40:60至95:5的重量比作为末端嵌段生产的方法,其具有活性氢的起始化合物 原子

    Double metal cyanide catalysts for producing polyether polyols
    43.
    发明授权
    Double metal cyanide catalysts for producing polyether polyols 有权
    用于生产聚醚多元醇的双金属氰化物催化剂

    公开(公告)号:US06586566B1

    公开(公告)日:2003-07-01

    申请号:US09890995

    申请日:2001-08-08

    IPC分类号: C08G6534

    摘要: This invention relates to novel double metal cyanide (DMC) catalysts for the production of polyether polyols by polyaddition of alkylene oxides onto starter compounds having active hydrogen atoms, wherein the catalyst contains a) double metal cyanide compounds, b) organic complex ligands other than c) and c) ionic surface- or interface-active compounds. The catalysts according to the invention have greatly increased activity in the production of polyether polyols.

    摘要翻译: 本发明涉及用于通过将烯化氧加成到具有活性氢原子的起始化合物上生产聚醚多元醇的新型双金属氰化物(DMC)催化剂,其中催化剂含有a)双金属氰化物化合物,b)除c以外的有机络合物配体 )和c)离子表面活性化合物或界面活性化合物。 根据本发明的催化剂在聚醚多元醇的生产中的活性大大增加。

    Method for producing polyether carbonate polyols
    46.
    发明授权
    Method for producing polyether carbonate polyols 有权
    聚碳酸酯多元醇的制备方法

    公开(公告)号:US08946466B2

    公开(公告)日:2015-02-03

    申请号:US13698694

    申请日:2011-05-13

    IPC分类号: C07C68/04 C08G65/26 C08G64/34

    摘要: The present invention relates to a process for the preparation of polyether carbonate polyols from one or more H-functional starter substances, one or more alkylene oxides and carbon dioxide in the presence of at least one double metal cyanide catalyst, wherein the cyanide-free metal salt, the metal cyanide salt or both the mentioned salts used for the preparation of the double metal cyanide catalyst contain(s) from 0.3 to 1.8 mol base equivalents (based on 1 mol of the metal cyanide salt used for the synthesis of the catalyst) of alkaline metal hydroxide, metal carbonate and/or metal oxide.

    摘要翻译: 本发明涉及一种在至少一种双金属氰化物催化剂存在下从一种或多种H官能起始物质,一种或多种环氧烷和二氧化碳制备聚醚碳酸酯多元醇的方法,其中无氰化物金属 盐,金属氰化物盐或用于制备双金属氰化物催化剂的所述盐两者含有0.3至1.8摩尔碱当量(基于用于合成催化剂的金属氰化物盐的1摩尔) 的碱金属氢氧化物,金属碳酸盐和/或金属氧化物。

    METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS
    49.
    发明申请
    METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS 有权
    生产聚碳酸酯多元醇的方法

    公开(公告)号:US20130123532A1

    公开(公告)日:2013-05-16

    申请号:US13698694

    申请日:2011-05-13

    IPC分类号: C07C68/04

    摘要: The present invention relates to a process for the preparation of polyether carbonate polyols from one or more H-functional starter substances, one or more alkylene oxides and carbon dioxide in the presence of at least one double metal cyanide catalyst, wherein the cyanide-free metal salt, the metal cyanide salt or both the mentioned salts used for the preparation of the double metal cyanide catalyst contain(s) from 0.3 to 1.8 mol base equivalents (based on 1 mol of the metal cyanide salt used for the synthesis of the catalyst) of alkaline metal hydroxide, metal carbonate and/or metal oxide.

    摘要翻译: 本发明涉及一种在至少一种双金属氰化物催化剂存在下从一种或多种H官能起始物质,一种或多种环氧烷和二氧化碳制备聚醚碳酸酯多元醇的方法,其中无氰化物金属 盐,金属氰化物盐或用于制备双金属氰化物催化剂的所述盐两者含有0.3至1.8摩尔碱当量(基于用于合成催化剂的金属氰化物盐的1摩尔) 的碱金属氢氧化物,金属碳酸盐和/或金属氧化物。