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    • 1. 发明公开
    • PROCESS FOR PRODUCING HYDROGENATED BLOCK COPOLYMER, HYDROGENATED BLOCK COPOLYMER OBTAINED BY THE PROCESS, AND COMOSITION THEREOF
    • 用于生产的氢化嵌段共聚物通过该方法获得的氢化嵌段共聚物及其组合物
    • EP2439218A4
    • 2012-12-05
    • EP10783441
    • 2010-06-03
    • KURARAY CO
    • NISHIKAWA TAKAAKIJOGO YOSUKEMORIGUCHI NOBUHIROMAEDA MIZUHO
    • C08F297/04C08F8/04C08L53/02
    • C08F297/046C08F8/04C08F2800/20C08K5/01C08L53/025C08F297/044C08L91/00
    • The present invention relates to a method for producing a hydrogenated block copolymer, including the steps of: (a) forming a block copolymer by allowing a living polymer having a specific structure to react with a tetra- or more functional silane coupling agent; (b) hydrogenating the block copolymer to form a hydrogenated block copolymer; (c) isolating the resultant hydrogenated block copolymer; and (d) deactivating a functional group in the silane coupling agent and/or an unreacted functional group present in a coupling agent residue in the block copolymer or the hydrogenated block copolymer prior to the step (c), in which the number of functional groups derived from the coupling agent in the hydrogenated block copolymer recovered in the step (c) is 1.5 or less per block copolymer molecule; a hydrogenated block copolymer obtained by the method; and a composition containing the hydrogenated block copolymer.
    • 本发明涉及一种制造方法的氢化嵌段共聚物,其中包括的步骤:(a)通过使具有特定结构,以与四或更多官能的硅烷偶联剂反应的活性聚合物形成的嵌段共聚物; (B)氢化嵌段共聚物,以形成氢化的嵌段共聚物; (c)分离所得到的氢化嵌段共聚物; 及(d)在硅烷偶联剂和/或反应的存在于所述嵌段共聚物或之前的步骤(c)的氢化嵌段共聚物偶联剂残基官能团停用的官能基团,其中的官能团的数目 从在步骤(c)中回收的氢化嵌段共聚物的偶联剂衍生的为1.5或每嵌段共聚物分子更少; 通过该方法获得的氢化嵌段共聚物; 和的组合物含有氢化嵌段共聚物。
    • 2. 发明公开
    • CURABLE RESIN COMPOSITION
    • HÄRTBAREHARZZUSAMMENSETZUNG
    • EP1605005A4
    • 2006-06-21
    • EP04711686
    • 2004-02-17
    • KURARAY CO
    • HIRATA KEIKITAYAMA KOJIMAEDA MIZUHO
    • C08G59/34C08G59/36C08L63/08G03F7/038C08G59/40C08G59/68
    • C08G59/027C08G59/36C08L63/08G03F7/038
    • A curable resin composition which comprises (A) a cationically polymerizable compound, (B) a cationic photopolymerization initiator, and (C) epoxidized polyisoprene having epoxy groups in the molecule in an amount of 0.15 to 2.5 meq/g and having a number-average molecular weight of 15,000 to 200,000. The curable resin composition even in a cured state has satisfactory elongation characteristics and a high elongation at break. It can give a cured article excellent in compatibility, transparency, flexibility, and waterproofness. It is useful in applications such as, e.g., adhesives, coating materials, encapsulation materials, inks, and sealing materials.
    • 一种固化性树脂组合物,其特征在于,含有分子内具有环氧基的(A)阳离子聚合性化合物,(B)阳离子光聚合引发剂和(C)环氧化聚异戊二烯,数均分子量为0.15〜2.5meq / g, 分子量为15,000至200,000。 甚至在固化状态下的可固化树脂组合物具有令人满意的伸长特性和高断裂伸长率。 可以赋予兼容性,透明性,柔软性和防水性优异的固化物。 它在例如粘合剂,涂料,封装材料,油墨和密封材料等应用中是有用的。
    • 7. 发明公开
    • CURABLE COMPOSITION
    • HÄRTBAREZUSAMMENSETZUNG
    • EP1598398A4
    • 2006-03-29
    • EP04711746
    • 2004-02-17
    • KURARAY CO
    • HIRATA KEIKITAYAMA KOJIMAEDA MIZUHO
    • C08L63/08C08F283/10C08G59/34C09J163/08G03F7/038
    • C08G59/027C08F283/10C08L63/08G03F7/038
    • A curable composition which comprises (A) a (meth)acrylic ester, (B) a free-radical polymerization initiator, (C) epoxidized polyisoprene containing epoxy groups in the molecule in an amount of 0.15 to 2.5 meq/g and having a number-average molecular weight of 15,000 to 200,000, and (D) a curing accelerator. The curable composition has a high elongation and excellent rubber elasticity even in a cured state and is excellent in compatibility, transparency, waterproofness, and flexibility. The cured article obtained therefrom is hence reduced in cracking, peeling, etc. The composition can be advantageously used in applications such as adhesives, coating materials, encapsulation materials, inks, and sealing materials.
    • (A)(甲基)丙烯酸酯,(B)自由基聚合引发剂,(C)分子内含有环氧基的环氧化聚异戊二烯,其量为0.15〜2.5meq / g, 平均分子量为15,000至200,000,和(D)固化促进剂。 该固化性组合物即使在固化状态下也具有高伸长率和优异的橡胶弹性,并且具有优异的相容性,透明性,防水性和柔韧性。 由此获得的固化制品因此减少了裂纹,剥落等。组合物可以有利地用于例如粘合剂,涂料,封装材料,油墨和密封材料的应用中。