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    • 1. 发明授权
    • Process for producing polyester ether poly- or mono-ol
    • 生产聚醚醚多元醇或单醇的方法
    • US07786251B2
    • 2010-08-31
    • US12032052
    • 2008-02-15
    • Shigeki UemoriShigeru IkaiChitoshi Suzuki
    • Shigeki UemoriShigeru IkaiChitoshi Suzuki
    • C08G63/82
    • C08G63/823C08G18/4887C08G63/06C08G63/664
    • To provide a process for producing a polyester ether poly- or mono-ol having a narrow molecular weight distribution, which is obtained by copolymerizing an initiator having hydroxyl groups with a cyclic ester compound and an alkylene oxide.It is possible to produce a polyester ether poly- or mono-ol having a molecular distribution (Mw/Mn) of from 1.02 to 1.4 by copolymerizing a cyclic ester compound which carbon number is from 3 to 9 and an alkylene oxide which carbon number is from 2 to 20 with an initiator having from 1 to 12 hydroxyl groups and having a number average molecular weight (Mn) of from 18 to 20,000 in the presence of a double-metal cyanide complex catalyst is having tert-butyl alcohol as at least a part of an organic ligand.
    • 提供通过使具有羟基的引发剂与环状酯化合物和烯化氧共聚获得的具有窄分子量分布的聚酯醚聚 - 或一元醇的方法。 可以通过共聚碳数为3〜9的环状酯化合物和碳原子数为3〜9的环氧烷烃来制造分子量分布(Mw / Mn)为1.02〜1.4的聚酯醚聚 - 或一元醇 在双金属氰化物配合物催化剂的存在下,具有1至12个羟基并且数均分子量(Mn)为18至20,000的引发剂的2-20元素具有至少一种叔丁醇 部分有机配体。
    • 9. 发明申请
    • PROCESS FOR PURIFYING POLYETHER
    • 净化聚醚的方法
    • US20090203875A1
    • 2009-08-13
    • US12396175
    • 2009-03-02
    • Chitoshi SuzukiTomoyuki SuzukiShigeru Ikai
    • Chitoshi SuzukiTomoyuki SuzukiShigeru Ikai
    • C08G65/02
    • C08G65/2609B01J31/02C08G65/12C08G65/2663C08G65/30
    • To provide a purification process which makes it possible to reduce the amount of an inorganic adsorbent to be used, shorten the time for separating a polyether and the inorganic adsorbent by filtration, and further reduce the amount of a metal derived from a double metal cyanide complex catalyst in a purified polyether thereby obtained.A polyether is synthesized by ring opening polymerization of an alkylene oxide with an initiator having at least one hydroxyl group, in the presence of a double metal cyanide complex catalyst, then a powder of an inorganic adsorbent containing at least 50 vol % of fine particles having a particle size of at most 26 μm is and further containing at least 90 vol % of fine particles having a particle size of at most 44 μm, is added to the above polyether, and a metal derived from the above double metal cyanide complex catalyst is adsorbed on the above powder, followed by separating the above powder from the above polyether.
    • 为了提供使得可以减少所用无机吸附剂的量的净化方法,通过过滤缩短分离聚醚和无机吸附剂的时间,进一步减少由双金属氰化物络合物衍生的金属的量 由此得到的纯化聚醚中的催化剂。 在双金属氰化物配合物催化剂的存在下,通过环氧烷与具有至少一个羟基的引发剂的开环聚合合成聚醚,然后将含有至少50体积%的具有至少50体积% 在上述聚醚中加入至多26μm的粒径,进一步含有至少90体积%的粒径为44μm以下的微粒,来自上述双金属氰化物配合物催化剂的金属为 吸附在上述粉末上,然后将上述粉末与上述聚醚分离。
    • 10. 发明申请
    • PROCESS FOR PRODUCING FLEXIBLE POLYURETHANE FOAM
    • 生产柔性聚氨酯泡沫的方法
    • US20090239964A1
    • 2009-09-24
    • US12412416
    • 2009-03-27
    • Takayuki SASAKINaohiro KumagaiYasuyuki SasaoShigeru IkaiChitoshi Suzuki
    • Takayuki SASAKINaohiro KumagaiYasuyuki SasaoShigeru IkaiChitoshi Suzuki
    • C08G18/32
    • C08G18/4866C08G18/4804C08G18/7607C08G65/2615C08G65/2648C08G65/2663C08G2101/0008C08G2101/0058C08G2101/0083C08G2350/00
    • To provide a process for producing a flexible polyurethane foam, which can suitably form a flexible polyurethane foam having a good cushioning characteristic by using a raw material derived from a natural fat/oil.The process comprises a step of reacting a polyoxyalkylene polyol (A) containing the first polyoxyalkylene polyol (A1) obtained by ring-opening polymerization of an alkylene oxide (c) with an initiator (b) in the presence of a polymerization catalyst (a), with a polyisocyanate compound (B) in the presence of a catalyst (C) and a blowing agent (D). The polymerization catalyst (a) is at least one member selected from the group consisting of a coordination anionic polymerization catalyst and a cationic polymerization catalyst, and the initiator (b) is a polyol derived from a natural fat/oil, which is obtained by providing a natural fat/oil with hydroxyl groups through a chemical reaction, and has a hydroxyl value of from 20 to 250 mgKOH/g and a ratio of the mass average molecular weight to the number average molecular weight calculated as polystyrene, (Mw/Mn), of at least 1.2.
    • 提供一种生产软质聚氨酯泡沫的方法,其可以通过使用衍生自天然油脂的原料适当地形成具有良好缓冲特性的柔性聚氨酯泡沫。 该方法包括在聚合催化剂(a)的存在下使包含通过环氧烷烃(c)的开环聚合获得的第一聚氧化烯多元醇(A1)与引发剂(b)的聚氧化烯多元醇(A) ,在催化剂(C)和发泡剂(D)的存在下与多异氰酸酯化合物(B)反应。 聚合催化剂(a)是选自由配位阴离子聚合催化剂和阳离子聚合催化剂组成的组中的至少一种,引发剂(b)是衍生自天然油脂的多元醇,其通过提供 通过化学反应具有羟基的天然脂肪/油,羟基值为20〜250mgKOH / g,以平均分子量为基准的聚苯乙烯换算的重均分子量(Mw / Mn) ,至少1.2。