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    • 2. 发明申请
    • NATURAL RUBBER CONTAINING NANOCARBON
    • 包含纳豆的天然橡胶
    • WO2014021704A1
    • 2014-02-06
    • PCT/MY2012/000221
    • 2012-08-02
    • AMRIL AGISMAIL, SurinaSAMSURI, Azemi Bin
    • ISMAIL, SurinaSAMSURI, Azemi Bin
    • C08K3/04C08K7/00C08L7/00C08L7/02
    • C08K3/04C08K3/041C08K3/046C08K3/22C08K5/09C08K5/18C08K5/47C08K7/00C08K2003/2296C08K2201/011C08L7/00C08L7/02
    • The invention relates to the use of nanocarbon (carbon nanotubes and/or carbon nano fibers) in the preparation of reinforced natural rubber. It is an object of the invention to provide a simple way to disperse nanocarbon in rubber so as to obtain good physical and mechanical properties, such as hardness, modulus and/or tensile strength. In order to achieve these objects, the invention provides a natural rubber composition comprising 5 parts per hundred of rubber (pphr) or less of nanocarbon, wherein the nanocarbon has not been subjected to an acid treatment before incorporation into the rubber composition. Furthermore, the invention also provides a method of making a natural rubber composition comprising nanocarbon, wherein the method comprises the following steps: (i) providing a dispersion of nanocarbon in a aqueous medium, and (ii) combining the dispersion of nanocarbon with a natural rubber latex; and wherein the nanocarbon is not subjected to an acid treatment before incorporation into the rubber composition and the natural rubber composition comprises 5 pphr or less of nanocarbon.
    • 本发明涉及纳米碳(碳纳米管和/或碳纳米纤维)在增强天然橡胶的制备中的应用。 本发明的目的是提供一种将纳米碳分散在橡胶中的简单方法,以获得良好的物理和机械性能,例如硬度,模量和/或拉伸强度。 为了实现这些目的,本发明提供了一种天然橡胶组合物,其包含每百份橡胶(pphr)或更少的纳米碳的5份,其中在掺入橡胶组合物之前,纳米碳化合物尚未进行酸处理。 此外,本发明还提供了制备包含纳米碳的天然橡胶组合物的方法,其中该方法包括以下步骤:(i)在水性介质中提供纳米碳分散体,和(ii)将纳米碳分散体与天然 橡胶胶乳 并且其中所述纳米碳在掺入所述橡胶组合物中之前不进行酸处理,并且所述天然橡胶组合物包含5pphr以下的纳米碳。