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    • 1. 发明专利
    • Curing catalyst composition for polyurethane and urethane curable composition
    • 聚氨酯和尿素可固化组合物的固化催化剂组合物
    • JP2003026751A
    • 2003-01-29
    • JP2001218605
    • 2001-07-18
    • Nitto Kasei Co Ltd日東化成株式会社
    • NAKAMURA HIROMASAMURANAKA TAKAYUKITABUCHI HITOSHI
    • C08G18/22
    • PROBLEM TO BE SOLVED: To provide a curing catalyst for a polyurethane providing a stable pot life independent of variation in the compounded amount of the curing catalyst, giving a cured product not inferior to conventional ones and causing no environmental or hygienic problems.
      SOLUTION: The curing catalyst composition for a polyurethane comprises a bismuth compound represented by general formula (1): Bi (OCOR)
      3 (wherein R is a 1-17C hydrocarbyl group, and three R's may be the same or different from each other) and an organic compound which is liquid at ordinary temperature, where the bismuth compound exists in a dissolved state in the organic compound and the content of the bismuth compound in the whole composition is 1-10 wt.% in terms of metallic bismuth.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:提供一种聚氨酯固化催化剂,提供稳定的使用期,独立于固化催化剂的配合量的变化,得到不劣于常规固化催化剂的固化产物,并且不产生环境或卫生问题。 解决方案:用于聚氨酯的固化催化剂组合物包含由通式(1)表示的铋化合物:Bi(OCOR)3(其中R是1-17C烃基,并且三个R可以彼此相同或不同) 和在常温下为液体的有机化合物,其中铋化合物以有机化合物的溶解状态存在,并且整个组合物中的铋化合物的含量以金属铋换算为1-10重量%。
    • 2. 发明专利
    • Method for producing cured product of silyl-containing organic polymer
    • 用于生产含有有机聚合物固化产物的方法
    • JP2004043737A
    • 2004-02-12
    • JP2002206039
    • 2002-07-15
    • Nitto Kasei Co Ltd日東化成株式会社
    • NAKAMURA HIROMASAMURANAKA TAKAYUKITABUCHI HITOSHI
    • C08L101/10C08K5/098C08K5/17C08L71/02
    • PROBLEM TO BE SOLVED: To provide a method for producing a cured product of a silyl-containing organic polymer at a high curing speed comparable to the speed attained by using conventional curing catalyst and free from the surface tack problem inevitable in the case of using conventional curing catalyst.
      SOLUTION: The method for the production of a cured product of a silyl-containing organic polymer comprises mixing (a) 100 pts. wt. of a silyl-containing organic polymer having at least one group having a silicon atom bonded to a hydrolyzable group on the molecular terminal or side chain in one molecule with (b) 0.1-20 pts. wt. of a tin compound of a trialkylacetic acid expressed by general formula (1) (R
      1 , R
      2 and R
      3 are each independently a 1-19C linear or branched-chain alkyl) and curing the polymer.
      COPYRIGHT: (C)2004,JPO
    • 解决的问题:提供一种以高固化速度生产含甲硅烷基的有机聚合物的固化产物的方法,其与通过使用常规固化催化剂达到的速度相比,并且在该情况下不可避免的表面粘着性问题 使用常规固化催化剂。 解决方案:制备含甲硅烷基的有机聚合物的固化产物的方法包括混合(a)100个点。 重量。 具有至少一个具有硅原子键合在一分子中的分子末端或侧链上的可水解基团的甲硅烷基的有机聚合物,(b)0.1-20个点。 重量。 的由通式(1)表示的三烷基乙酸的锡化合物(R 1 SP< SP>,< SP> 2< SP>和R 3< 3> 3< -19C直链或支链烷基)并固化聚合物。 版权所有(C)2004,JPO