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    • 92. 发明申请
    • POLYMERS CONTAINING FUNCTIONALIZED CARBON NANOTUBES
    • 含有官能化碳纳米管的聚合物
    • US20080176983A1
    • 2008-07-24
    • US11841760
    • 2007-08-20
    • Chunming NiuLein Ngaw
    • Chunming NiuLein Ngaw
    • C08K5/05C08G69/02C08G65/00C08G63/66C08L69/00C08L77/00C08G67/00
    • B82Y30/00B82Y10/00B82Y40/00C01B32/174C08K7/24H01B1/24Y10S977/745Y10S977/752Y10S977/753Y10T428/2982Y10T428/2998
    • A polymer composite composed of a polymerized mixture of functionalized carbon nanotubes and monomer which chemically reacts with the functionalized nanotubes. The carbon nanotubes are functionalized by reacting with oxidizing or other chemical media through chemical reactions or physical adsorption. The reacted surface carbons of the nanotubes are further functionalized with chemical moieties that react with the surface carbons and selected monomers. The functionalized nanotubes are first dispersed in an appropriate medium such as water, alcohol or a liquefied monomer and then the mixture is polymerized. The polymerization results in polymer chains of increasing weight bound to the surface carbons of the nanotubes. The composite may consists of some polymer chains imbedded in the composite without attachment to the nanotubes. The resulting composite yields superior chemical, physical and electrical properties over polymer composites that are only physically mixed and without binding to the surface carbons of the nanotubes.
    • 由官能化碳纳米管和与官能化纳米管发生化学反应的单体的聚合混合物组成的聚合物复合材料。 通过化学反应或物理吸附与氧化或其它化学介质反应,使碳纳米管功能化。 纳米管的反应表面碳被进一步官能化化学部分与表面碳和选定的单体反应。 功能化纳米管首先分散在合适的介质如水,醇或液化单体中,然后使混合物聚合。 聚合导致结合到纳米管的表面碳的增加的重量的聚合物链。 复合材料可以由嵌入复合材料中的一些聚合物链组成而不连接到纳米管。 所得到的复合材料比仅在物理上混合并且不与纳米管的表面碳结合的聚合物复合材料上产生优异的化学,物理和电学性质。