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发明名称
偽造防止用紙
摘要
中間層(2)を紙層中に漉き込んでなる偽造防止用紙を、中間層(2)が透明で厚さが6μm〜200μmの厚さが一定な基材からなり、且つ中間層(2)の少なくとも片面の少なくとも一部に高低差が10nm〜700nm、アスペクト比が0.5〜10の範囲内で場所によって異なる微細な凹凸(3)を有し、その微細な凹凸(3)に接する面の少なくとも一部に反射層を設けて作製した。
申请公布号
JPWO2013187484(A1)
申请公布日期
2016.02.08
申请号
JP20140521408
申请日期
2013.06.13
申请人
凸版印刷株式会社
发明人
井出 英誉
分类号
D21H21/48;B42D25/324;D21H27/00
主分类号
D21H21/48
代理机构
代理人
主权项
地址
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