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    • 4. 发明授权
    • Vibration isolator
    • 隔振器
    • US4689357A
    • 1987-08-25
    • US741836
    • 1985-06-06
    • Tatsuya HonguToshio SuzukiYoshihiko OgawaTakeshi Itoh
    • Tatsuya HonguToshio SuzukiYoshihiko OgawaTakeshi Itoh
    • C08G18/00C08G18/10C08G18/40C08G18/48C08G18/63C08G18/65C08G18/69F16F1/37C08G18/14
    • F16F1/37C08G18/10C08G18/4072C08G18/6558C08G18/6582C08G18/698C08G2350/00Y10S260/46Y10S521/914
    • A vibration isolator composed of a low foam urethane elastomer having urethane bonds and a bulk density of 0.4-0.75 g/cm.sup.3 which is prepared from the starting foamable liquid of urethane elastomer composed substantially of(a) a polyether polyol having an average number of functional groups of 2.5-4.5 and a number average molecular weight of 2000-3500,(b) a vinyl monomer-grafted polyol having an average number of functional groups of 2.5-4.0 and the graft ratio is 4-20% by weight,(c) a liquid polybutadiene polyol having hydroxyl terminal group(s), an average number of functional groups of 2.0-3.0 and a number average molecular weight of 2000-7000,(d) an organic polyisocyanate,(e) a chain extender(f) a blowing agent, and(g) a urethanation catalyst,in such ratios that the NCO index is within the range of 90-110, and the concentration of the chain extender, based on the total amount of the five components of (a), (b), (c), (d) and (e), is 0.3.times.10.sup.-3 to 1.5.times.10.sup.-3 mol/g.
    • 一种隔振器,由具有氨基甲酸酯键的低泡沫聚氨酯弹性体和堆积密度为0.4-0.75g / cm 3组成,该泡沫聚氨酯弹性体由基本上由(a)具有平均数目的官能团的聚醚多元醇构成的氨基甲酸酯弹性体的起始可发泡液体制备 基团为2.5-4.5,数均分子量为2000-3500,(b)官能团平均数为2.5-4.0,接枝率为4-20重量%的乙烯基单体接枝多元醇,(c )具有羟基端基的液体聚丁二烯多元醇,官能团的平均数为2.0-3.0,数均分子量为2000-7000,(d)有机多异氰酸酯,(e)扩链剂(f) 发泡剂和(g)氨基甲酸酯化催化剂,其比例使得NCO指数在90-110的范围内,扩链剂的浓度基于(a)的五种组分的总量, (b),(c),(d)和(e),为0.3×10 -3〜1.5×10 -3 mol / g。
    • 7. 发明公开
    • POLYURETHANE COMPOSITION
    • 聚氨酯组合物
    • EP2208760A1
    • 2010-07-21
    • EP08844422.9
    • 2008-10-23
    • Kuraray Co., Ltd.
    • SAITO, HidekazuKIMURA, Hiroki
    • C08L75/14B32B27/40C08G18/67C08K3/10C08K3/32C08K5/13C09D11/10
    • C08G18/4854C08G18/0895C08G18/4238C08G18/6582C08G18/664C08G18/6674C08G18/69C08G18/7671C08G2390/00C08G2410/00C08K5/098C09D11/102Y10T428/31598C08L75/14
    • [Problem] Provided are a nonadhesive polyurethane composition, which does not adhere to a molding apparatus and the like, is superior in melt-moldability and adhesion to silicone, and useful as a molded object, a composite molded object or an ink binder, and a molded object, a composite molded object, an ink binder and an ink composition, which are made therefrom.
      [Solving Means] A polyurethane composition containing' polyurethane (A) containing, in a molecule, a structural unit (I) represented by the following formula (I);

      wherein R 1 and R 2 are each a hydrogen atom or a C1-6 alkyl group, in a proportion of 0.1 - 20 mass%, and metal compound (B) selected from an organic Zn compound, an organic Bi compound, an organic Ti compound and an organic Zr compound in a proportion of 0.1 - 2,000 ppm, a molded object comprised of the polyurethane composition, a composite molded object having a polyurethane composition layer and a silicone layer, an ink binder containing the polyurethane composition and an ink composition containing the polyurethane composition.
    • 本发明提供一种非粘着性聚氨酯组合物,其不附着于成型装置等,熔融成型性和与硅酮的密合性优异,作为成型体,复合成型体或油墨粘合剂有用, 成型体,复合成型体,油墨粘合剂和油墨组合物。 [解决方法]一种聚氨酯组合物,其含有分子内具有下述式(I)所示的结构单元(I)的聚氨酯(A) 其中R1和R2各自为氢原子或C1-6烷基,比例为0.1-20%(质量),金属化合物(B)选自有机Zn化合物,有机Bi化合物,有机Ti化合物和 0.1〜2000ppm的有机Zr化合物,由该聚氨酯组合物构成的成形体,具有聚氨酯组合物层和硅氧烷层的复合成形体,含有该聚氨酯组合物的油墨粘合剂,含有该聚氨酯的油墨组合物 组成。
    • 9. 发明申请
    • POLYURETHANE COMPOSITION
    • 聚氨酯组合物
    • US20100255317A1
    • 2010-10-07
    • US12741103
    • 2008-10-23
    • Hidekazu SaitoHiroki Kimura
    • Hidekazu SaitoHiroki Kimura
    • B32B27/40C08K5/56B29C41/22
    • C08G18/4854C08G18/0895C08G18/4238C08G18/6582C08G18/664C08G18/6674C08G18/69C08G18/7671C08G2390/00C08G2410/00C08K5/098C09D11/102Y10T428/31598C08L75/14
    • [Problem] Provided are a nonadhesive polyurethane composition, which does not adhere to a molding apparatus and the like, is superior in melt-moldability and adhesion to silicone, and useful as a molded object, a composite molded object or an ink binder, and a molded object, a composite molded object, an ink binder and an ink composition, which are made therefrom. [Solving Means] A polyurethane composition containing polyurethane (A) containing, in a molecule, a structural unit (I) represented by the following formula (I); wherein R1 and R2 are each a hydrogen atom or a C1-6 alkyl group, in a proportion of 0.1-20 mass %, and metal compound (B) selected from an organic Zn compound, an organic Bi compound, an organic Ti compound and an organic Zr compound in a proportion of 0.1-2,000 ppm, a molded object comprised of the polyurethane composition, a composite molded object having a polyurethane composition layer and a silicone layer, an ink binder containing the polyurethane composition and an ink composition containing the polyurethane composition.
    • [问题]提供一种不粘附到成型装置等上的非粘性聚氨酯组合物,其熔融成型性和对硅氧烷的粘合性优异,可用作成型体,复合成型体或油墨粘合剂,以及 成型体,复合成型体,油墨粘合剂和油墨组合物。 [解决方案]一种聚氨酯组合物,其含有分子中含有下式(I)表示的结构单元(I)的聚氨酯(A) 其中R1和R2分别为0.1-20质量%的氢原子或C1-6烷基,选自有机Zn化合物,有机Bi化合物,有机Ti化合物的金属化合物(B)和 0.1-2000ppm的有机Zr化合物,由聚氨酯组合物构成的成型体,具有聚氨酯组合物层和硅氧烷层的复合成形体,含有聚氨酯组合物的油墨粘合剂和含有聚氨酯的油墨组合物 组成。