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    • 5. 发明公开
    • PROCESS FOR PRODUCING HIGHLY ORDERED NANOPILLAR OR NANOHOLE STRUCTURES ON LARGE AREAS
    • 方法对高层次HerstellingNANOSÄULEN-或纳米孔结构的大型区域
    • EP2627605A2
    • 2013-08-21
    • EP11769797.9
    • 2011-10-12
    • Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V.Fachhochschule Jena
    • MORHARD, ChristophPACHOLSKI, ClaudiaSPATZ, Joachim P.BRUNNER, Robert
    • B81C1/00
    • B29C59/002B81C99/009B81C2201/0149B82Y30/00G03F7/0002
    • The present invention relates to an improved process for producing highly ordered nanopillar or nanohole structures, in particular on large areas, which can be used as masters in NIL, hot embossing or injection molding processes. In a preferred embodiment, said process comprises at least the following steps: a) providing a primary substrate that is decorated on at least one surface with an ordered array of metal nanoparticles produced by means of a micellar block-copolymer nanolithography process; b) etching the primary substrate of step a) in a predetermined depth, preferably in the range from 50 to 500 nm, wherein the nanoparticles act as a mask and an ordered array of nanopillars or nanocones corresponding to the positions of the nanoparticles is produced; c) using the nanostructured substrate obtained in step b) as a master or stamp in nanoimprint lithographic (NIL), hot embossing or injection molding processes. In another preferred embodiment, said process comprises the steps a) and b) above and additionally c) coating the nanostructured substrate surface obtained in step b) with a continuous metal layer; d) selective etching of the product of step c) using an etching agent, e.g. HF, which removes the primary substrate but not the metal layer, resulting in a metal substrate comprising an ordered array of nanoholes which is a negative of the original array of nanopillars or nanocones.
    • 本发明涉及到改进的方法用于在大面积上,其可被用作NIL主人,热压印或注塑方法生产高度有序的纳米柱或纳米孔结构,特别是。 该方法涉及在由胶束的嵌段共聚物的纳米光刻工艺来制造的金属纳米颗粒的有序阵列装饰用表面; 蚀刻所述主基板至50至500纳米,其中所述纳米颗粒充当掩模和在纳米柱或纳米锥对应于纳米颗粒如此产生的位置的有序阵列的深度; 使用该纳米结构化主站或在邮票的结构化过程。 所以成品纳米结构化基底表面可以被用作牺牲主所有的涂有连续的金属层,然后将主被刻蚀掉,留下具有纳米孔的所有有序阵列,其是负纳米柱或的原始阵列的金属邮票 纳米锥。