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    • 5. 发明授权
    • Flexible polyurethane foam, process for its production, and seat for automobile employing it
    • 柔性聚氨酯泡沫,其生产工艺和汽车使用座椅
    • US07388036B2
    • 2008-06-17
    • US11431818
    • 2006-05-11
    • Takayuki SasakiYoshinori ToyotaAkio HorieTakashi ItoSatoru HashimotoKunio Asobe
    • Takayuki SasakiYoshinori ToyotaAkio HorieTakashi ItoSatoru HashimotoKunio Asobe
    • C08G18/48
    • C08G18/632C08G2101/0008C08G2101/0083C08J2205/06C08L33/16C08L75/04C08L2666/04
    • A novel flexible polyurethane foam having good vibration characteristics and being excellent in occupant posture stability, is provided.A flexible polyurethane foam obtainable by reacting a high molecular weight polyoxyalkylene polyol or a polymer-dispersed polyol containing fine polymer particles in the high molecular weight polyoxyalkylene polyol, with a polyisocyanate compound in the presence of a catalyst, a blowing agent and a foam stabilizer, characterized in that as at least a part of the foam stabilizer, the following fluorinated compound (F) is used in an amount of from 0.00001 to 1 part by mass per 100 parts by mass of all active hydrogen compounds: fluorinated compound (F): a compound which is a copolymer of a fluorinated acrylate or a fluorinated methacrylate (p), an alkyl acrylate having a long chain alkyl group, an alkyl methacrylate having a long chain alkyl group, an acrylate containing an oxyalkylene group or a methacrylate containing an oxyalkylene group (q), and optional other copolymerizable monomer (r), wherein the fluorine content is from 12 to 50 mass %.
    • 提供了具有良好的振动特性并且具有优异的乘员姿势稳定性的新型软质聚氨酯泡沫。 通过使高分子量聚氧化烯多元醇或含有高分子量聚氧化烯多元醇中的聚合物微粒的聚合物分散的多元醇与催化剂,发泡剂和泡沫稳定剂的存在下的多异氰酸酯化合物反应而得到的软质聚氨酯泡沫体, 其特征在于作为所述泡沫稳定剂的至少一部分,相对于100质量份的所有活性氢化合物,含氟化合物(F)为0.00001〜1质量份,使用以下氟化化合物(F): 作为氟化丙烯酸酯或氟化甲基丙烯酸酯(p),具有长链烷基的丙烯酸烷基酯,具有长链烷基的甲基丙烯酸烷基酯,含有氧化烯基的丙烯酸酯或含有氧化烯的甲基丙烯酸酯的共聚物的化合物 基团(q)和任选的其它可共聚单体(r),其中氟含量为12〜50质量%。
    • 8. 发明授权
    • Methods for producing a polyol and a polymer dispersed polyol
    • 制备多元醇和聚合物分散多元醇的方法
    • US06815467B2
    • 2004-11-09
    • US10197528
    • 2002-07-18
    • Yoshinori ToyotaAkio HorieHiroshi WadaKayoko SugiyamaEtsuko Akagi
    • Yoshinori ToyotaAkio HorieHiroshi WadaKayoko SugiyamaEtsuko Akagi
    • C08G1828
    • C08G65/2696C08G18/0857C08G18/4063C08G18/4072C08G18/4866C08G18/657C08G18/7607C08G65/02C08G65/2663C08G2101/0008C08G2101/005C08G2101/0083C08J2205/06
    • A method for producing a polyoxyalkylene polyol which comprises subjecting propylene oxide and ethylene oxide to ring-opening addition polymerization with an initiator in the presence of a catalyst, wherein the polyoxyalkylene polyol is a polyoxyalkylene polyol obtained by subjecting propylene oxide to ring-opening addition polymerization with an initiator in the presence of a double metal cyanide complex catalyst to form an oxypropylene block chain, subjecting ethylene oxide and propylene oxide to ring-opening addition polymerization randomly to form an oxyalkylene random chain, changing the catalyst and subjecting ethylene oxide to ring-opening addition polymerization in the presence of an alkali metal catalyst to form an oxyethylene block chain, and the polyoxyalkylene polyol is a polyoxyalkylene polyol having a hydroxyl value of from 5 to 56 mgKOH/g, a proportion of an initiator residue of at most 25 mass %, a proportion of the oxypropylene block chain of from 5 to 50 mass %, a total oxyethylene group content of from 5 to 60 mass %, and a ratio of primary hydroxyl groups among terminal hydroxyl groups of at least 60 mol %.
    • 一种聚氧化烯多元醇的制造方法,其特征在于,在催化剂的存在下,使用环氧丙烷与环氧乙烷进行开环加成聚合,其中,所述聚氧化烯多元醇是通过使环氧丙烷进行开环加成聚合得到的聚氧化烯多元醇 在双金属氰化物配合物催化剂的存在下引发剂形成氧化丙烯嵌段链,使环氧乙烷和环氧丙烷随机开环加成聚合形成氧化烯无规链,改变催化剂并使环氧乙烷进行环 - 在碱金属催化剂存在下开环加成聚合形成氧乙烯嵌段链,聚氧化烯多元醇为羟值为5〜56mgKOH / g的聚氧化烯多元醇,引发剂残基的比例为25质量%以下 %,氧丙烯嵌段链的比例为5〜50质量%,总计 氧乙烯基含量为5〜60质量%,末端羟基的伯羟基比例为60摩尔%以上。