发明名称 ABSORBENT PAPER SHEET MARKED WITH PATTERN SIMULATING WATERMARK, METHOD AND DEVICE FOR THE MARKING THEREOF
摘要 The present invention relates to a tissue paper sheet (1) comprising one or more plies (6, 7), each having a basis weight of approximately 12 to approximately 70g/m2 and a part of the surface of which is marked. According to the invention, the surface part is marked by an impressed pattern (5') simulating a watermark, the impression being applied to one side of the sheet (1), the opposite side corresponding to said impression being plane, the marked surface being smooth, glossy and translucent, and the marked surface comprising at least one marked unit region wherein the ratio of the thickness thereof to the area thereof is less than 0.027. The present invention applies to the manufacture of tissue paper sheets and of disposable decorative handkerchiefs.
申请公布号 CA2238756(A1) 申请公布日期 1997.06.05
申请号 CA19962238756 申请日期 1996.11.29
申请人 FORT JAMES FRANCE 发明人 LEFEBVRE DU GROSRIEZ, CAROL;LAURENT, PIERRE;PROBST, PIERRE
分类号 B31F1/07;D21H27/02;D21H27/40;(IPC1-7):D21H27/02;B44C1/24 主分类号 B31F1/07
代理机构 代理人
主权项
地址