EP 0066854 B1 19850403 - SECURITY PAPER AND METHOD FOR ITS MANUFACTURE
Title (en)
SECURITY PAPER AND METHOD FOR ITS MANUFACTURE
Publication
Application
Priority
DE 3122470 A 19810605
Abstract (en)
[origin: EP0066854A1] 1. A security paper having threads or fibers embedded in the paper pulp and made of cellulose acetate containing a luminescent substance in even distribution, characterized in that the luminescent substance is a lanthanide chelate showing narrow-band luminescence.
IPC 1-7
IPC 8 full level
G07D 7/00 (2006.01); B42D 15/00 (2006.01); B42D 25/355 (2014.01); D01F 2/28 (2006.01); D21H 21/40 (2006.01); D21H 21/48 (2006.01); D21H 27/30 (2006.01); G07D 7/06 (2006.01)
CPC (source: EP)
B42D 25/355 (2014.10); D01F 2/28 (2013.01); D21H 21/48 (2013.01)
Designated contracting state (EPC)
AT CH FR GB IT LI SE
DOCDB simple family (publication)
EP 0066854 A1 19821215; EP 0066854 B1 19850403; AT E12532 T1 19850415; DE 3122470 A1 19830105; DE 3122470 C2 19850905; ES 514027 A0 19831016; ES 8400524 A1 19831016; JP S5854099 A 19830330
DOCDB simple family (application)
EP 82104887 A 19820603; AT 82104887 T 19820603; DE 3122470 A 19810605; ES 514027 A 19820604; JP 9502682 A 19820604