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    • 2. 发明公开
    • BANDGAP ENGINEERING OF CARBON QUANTUM DOTS
    • 碳量子点的带隙工程
    • EP3157868A1
    • 2017-04-26
    • EP15847060.9
    • 2015-06-19
    • William Marsh Rice University
    • TOUR, James, M.YE, RuquanMETZGER, AndrewSTAVINOHA, MacyZHENG, Yonghao
    • C01B32/336
    • C01B32/184C01B32/15C01P2004/64
    • Embodiments of the present disclosure pertain to scalable methods of producing carbon quantum dots with desired bandgaps by the following steps: exposing a carbon source to an oxidant at a reaction temperature, where the exposing results in the formation of the carbon quantum dots; and selecting a desired size of the formed carbon quantum dots. In some embodiments, the selecting occurs by at least one of separating the desired size of the formed carbon quantum dots from other formed carbon quantum dots; selecting the reaction temperature that produces the desired size of the formed carbon quantum dots; and combinations of such steps. The desired size of carbon quantum dots can include a size range. The methods of the present disclosure can also include a step of purifying the formed carbon quantum dots prior to selecting a desired size.
    • 本公开的实施例涉及通过以下步骤制造具有期望带隙的碳量子点的可缩放方法:在反应温度下将碳源暴露于氧化剂,其中暴露导致形成碳量子点; 并选择所形成的碳量子点的期望尺寸。 在一些实施例中,通过将所形成的碳量子点的期望尺寸与其他形成的碳量子点分开中的至少一种来进行选择; 选择产生所需尺寸的形成的碳量子点的反应温度; 以及这些步骤的组合。 碳量子点的期望尺寸可以包括尺寸范围。 本公开的方法还可以包括在选择期望尺寸之前纯化形成的碳量子点的步骤。
    • 7. 发明公开
    • GRAPHENE QUANTUM DOT-POLYMER COMPOSITES AND METHODS OF MAKING THE SAME
    • 维多利亚州立大学维多利亚州立大学
    • EP3148925A2
    • 2017-04-05
    • EP15831742.0
    • 2015-05-22
    • William Marsh Rice University
    • TOUR, James, M.KOVALCHUK, AntonXIANG, Changsheng
    • B82Y20/00H01L29/15H01L31/0264H01L51/54
    • C08F2/44C08J5/18C08J2329/04C08K3/042C08K2201/011C08L29/04
    • Various embodiments of the present disclosure pertain to methods of forming polymer composites that include polymers and graphene quantum dots. The methods occur by mixing a polymer component (e.g., polymers, polymer precursors and combinations thereof) with graphene quantum dots. In some embodiments, the polymers are in the form of a polymer matrix, and the graphene quantum dots are homogenously dispersed within the polymer matrix. In some embodiments, the graphene quantum dots include, without limitation, coal-derived graphene quantum dots, coke-derived graphene quantum dots, unfunctionalized graphene quantum dots, functionalized graphene quantum dots, pristine graphene quantum dots, and combinations thereof. Additional embodiments of the present disclosure pertain to polymer composites that are formed by the methods of the present disclosure. In some embodiments, the polymer composites of the present disclosure are fluorescent and optically transparent. In some embodiments, the polymer composites of the present disclosure are in the form of a film.
    • 本公开的各种实施方案涉及形成包括聚合物和石墨烯量子点的聚合物复合材料的方法。 该方法通过将聚合物组分(例如聚合物,聚合物前体及其组合)与石墨烯量子点混合而发生。 在一些实施方案中,聚合物是聚合物基质的形式,并且石墨烯量子点均匀地分散在聚合物基质内。 在一些实施方案中,石墨烯量子点包括但不限于由煤衍生的石墨烯量子点,焦炭衍生的石墨烯量子点,未官能化石墨烯量子点,官能化石墨烯量子点,原始石墨烯量子点及其组合。 本公开的另外的实施方案涉及通过本公开的方法形成的聚合物复合材料。 在一些实施方案中,本公开的聚合物复合材料是荧光和光学透明的。 在一些实施方案中,本公开的聚合物复合材料为膜的形式。