会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 7. 发明申请
    • RESIN COMPOSITION COMPRISING THERMOPLASTIC POLYURETHANE, AND HOT MELT ADHESIVE
    • 包含热塑性聚氨酯的树脂组合物和热熔粘合剂
    • US20100087593A1
    • 2010-04-08
    • US12632209
    • 2009-12-07
    • Makito NAKAMURAHisashi SatoTakeaki Arai
    • Makito NAKAMURAHisashi SatoTakeaki Arai
    • C09J175/06C08G18/42
    • C08G18/4261C08G18/10C08G18/4252C08G18/4277C08G2170/20C09J175/06C08G18/3206
    • To present a resin composition comprising a thermoplastic polyurethane which can be melted at a low temperature, is capable of bonding in a short time and is excellent in flexibility; and a hot melt adhesive.A resin composition comprising a thermoplastic polyurethane which has structural units derived from a diol compound (I) containing a polyester ether diol (A) which has an initiator (a), a dicarboxylic acid anhydride (b) and an alkylene oxide (c), a diisocyanate compound (II) and a chain extender (III), wherein ([II]+[III])/([I]+[II]+[III])=0.20 to 0.40 where [I], [II] and [III] are the proportions by mass (mass %) of the structural units derived from the diol compound (I), the diisocyanate compound (II) and the chain extender (III), respectively; the NCO index is from 0.90 to 1.05; and the structural units derived from the dicarboxylic acid anhydride (b) are contained in an amount of from 10 to 50 mass % in the polyester ether diol (A).
    • 为了提供包含可在低温下熔融的热塑性聚氨酯的树脂组合物,能够在短时间内粘合并且柔软性优异; 和热熔胶。 一种包含热塑性聚氨酯的树脂组合物,其具有衍生自含有引发剂(a),二羧酸酐(b)和烯化氧(c))的聚酯醚二醇(A)的二醇化合物(I)的结构单元, 二异氰酸酯化合物(II)和扩链剂(III),其中([II] + [III])/([I] + [II] + [III])= 0.20〜0.40其中[I] 和[III]分别为源自二醇化合物(I),二异氰酸酯化合物(II)和扩链剂(III)的结构单元的质量比(质量%)。 NCO指数为0.90〜1.05; 来自二羧酸酐(b)的结构单元在聚酯醚二醇(A)中的含量为10〜50质量%。