Production of low-fogging polyurethane foams, and specific
polyoxyalkylene-polyols which can be used for this purpose
    6.
    发明授权
    Production of low-fogging polyurethane foams, and specific polyoxyalkylene-polyols which can be used for this purpose 有权
    生产低雾聚氨酯泡沫,以及可用于此目的的特定聚氧亚烷基多元醇

    公开(公告)号:US6060531A

    公开(公告)日:2000-05-09

    申请号:US160956

    申请日:1998-09-25

    摘要: The invention relates to a process for the production of polyurethane foams by reactinga) at least one organic polyisocyanate withb) at least one polyalkylene-polyol (b1) having a hydroxyl number of from 30 to 500, obtainable by alkoxylation of at least one initiator molecule from the group consisting of N,N'-bis(3-aminopropyl)ethylenediamine, tripropylenetetramine and tetrapropylenepentamine using at least one alkylene oxide, preferably ethylene oxide and/or 1,2-propylene oxide, or mixtures of the polyoxyalkylene polyols (b1) and other polyhydroxyl compounds having a functionality of from 2 to 8 and a hydroxyl number of from 15 to 500, andc) if desired, chain extenders and/or crosslinking agents,in the presence ofd) blowing agents and, if desired,e) catalysts andf) additives,and to the novel polyoxyalkylene-polyols (b1) which can be used for this purpose.

    摘要翻译: 本发明涉及通过使a)至少一种有机多异氰酸酯与b)至少一种羟基数为30-500的聚亚烷基多元醇(b1)反应生产聚氨酯泡沫体的方法,可通过至少一种 使用至少一种烯化氧,优选环氧乙烷和/或1,2-环氧丙烷,或由聚氧化烯多元醇的混合物(N,N'-二(3-氨基丙基)乙二胺,三亚丙基四胺和四亚丙基五胺组成的组的引发剂分子 b1)和官能度为2至8,羟基数为15至500的其它多羟基化合物,以及c)如果需要,扩链剂和/或交联剂在d)发泡剂存在下,如果需要 ,e)催化剂和f)添加剂,以及可用于此目的的新型聚氧化烯 - 多元醇(b1)。

    Production of low-fogging polyurethane foams, and specific
poly-oxyalkylene-polyols which can be used for this purpose
    7.
    发明授权
    Production of low-fogging polyurethane foams, and specific poly-oxyalkylene-polyols which can be used for this purpose 失效
    生产低雾聚氨酯泡沫和可用于此目的的特定聚氧化烯 - 多元醇

    公开(公告)号:US5672636A

    公开(公告)日:1997-09-30

    申请号:US565208

    申请日:1995-10-16

    IPC分类号: C08G18/50 C08G65/26 C08G18/32

    摘要: The invention relates to a process for the production of polyurethane foams by reacting a) at least one organic polyisocyanate with b) at least one polyalkylene-polyol (b1) having a hydroxyl number of from 30 to 500, obtainable by alkoxylation of at least one initiator molecule from the group consisting of N,N'-bis(3-aminopropyl)ethylenediamine, tripropylenetetramine and tetrapropylenepentamine using at least one alkylene oxide, preferably ethylene oxide and/or 1,2-propylene oxide, or mixtures of the polyoxyalkylene polyols (b1) and other polyhydroxyl compounds having a functionality of from 2 to 8 and a hydroxyl number of from 15 to 500, and c) if desired, chain extenders and/or crosslinking agents, in the presence of d) blowing agents and, if desired, e) catalysts and f) additives, and to the novel polyoxyalkylene-polyols (b1) which can be used for this purpose.

    摘要翻译: 本发明涉及通过使a)至少一种有机多异氰酸酯与b)至少一种羟基数为30-500的聚亚烷基多元醇(b1)反应生产聚氨酯泡沫体的方法,可通过至少一种 使用至少一种烯化氧,优选环氧乙烷和/或1,2-环氧丙烷,或由聚氧化烯多元醇的混合物(N,N'-二(3-氨基丙基)乙二胺,三亚丙基四胺和四亚丙基五胺组成的组的引发剂分子 b1)和官能度为2至8,羟基数为15至500的其它多羟基化合物,以及c)如果需要,扩链剂和/或交联剂在d)发泡剂存在下,如果需要 ,e)催化剂和f)添加剂,以及可用于此目的的新型聚氧化烯 - 多元醇(b1)。

    Method for preparing polyether polyols
    8.
    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。