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公开(公告)号：US20230071252A1
公开(公告)日：2023-03-09
申请号：US17760199
申请日：2021-01-29
发明人： Masahiro YAMAZAKI , Kayoko ONIZAWA , Keita TAKAMURA , Eiji MIYAZAKI , Keiichi YANAGASE , Aki GOTO
摘要： An antibacterial molded article that can further increase antibacterial performance. The present invention for achieving the above object is related to an antibacterial molded article including a resin molded article. The resin molded article has an antibacterial area on a surface of the resin molded article, the antibacterial area having a prominent protrusion ratio of 3% or greater and 25% or less. Alternatively, the resin molded article has an antibacterial area on a surface of the resin molded article, the antibacterial area having: a maximum height of profile defined by JIS B 0601 (2013) of 100 nm or greater and less than 500 nm, and a plurality of capture protrusions having a height of not less than half the maximum height of profile (Rz), in which an average distance between the plurality of capture protrusions is 1.5 μm or greater and 7 μm or less.
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公开(公告)号：US20220331460A1
公开(公告)日：2022-10-20
申请号：US17754338
申请日：2020-10-01
发明人： Shunsuke ABE , Kazuhiko SHIMIZU , Kayoko ONIZAWA , Masahiro YAMAZAKI , Aki GOTO , Keiichi YANAGASE , Eiji MIYAZAKI , Yusuke UCHIUMI , Eri FUKUI
摘要： The present invention is to provide an antibacterial molded article that can increase options for the material and shape of the molded article, and a method for manufacturing the same. The object is achieved by an antibacterial molded article containing a plastic molded article, the plastic molded article having a rough region having an arithmetic average roughness Ra of a roughness curve in accordance with JIS B 0601 (2013) of 0.14 μm or greater and 0.72 μm or less provided on a surface with which bacteria can come into contact.
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