Ytbehandlat säkerhethetspapper och förfarande samt anordning för framställning av ytbehandlat säkerhetspapper
申请公布号:SE9503958(D0)
申请号:SE19950003958
申请日期:1995.11.09
申请公布日期:1995.11.09
发明人:LARS-AAKE TORE *PETERSON
分类号:B42D15/00;D21H19/66;D21H21/40;D21H21/42;(IPC1-7):D21H/
主分类号:B42D15/00
摘要:The present invention relates to security paper (1) formed from base paper provided with a surface treatment layer on at least one side of the paper, characterized in that the layer thickness locally deviates markedly from the layer (10) thickness of the remaining dominant paper surface, and in that the local deviation forms distinctive mark (2) in the paper. The present invention also relates to a method and to a device for producing surface treated security paper.