EP 2014479 A1 20090114 - Safety elements with machine readable, visually imperceptible characteristics
Title (en)
Safety elements with machine readable, visually imperceptible characteristics
Title (de)
Sicherheitselemente mit maschinenlesbaren, visuell nicht erkennbaren Merkmalen
Title (fr)
Eléments de sécurité dotés de signes lisibles par une machine mais ne pouvant pas être reconnus visuellement
Publication
Application
Priority
EP 07011853 A 20070618
Abstract (en)
The safety element has a carrier substrate which is applied on one or multiple functional safety characteristics. The carrier substrate has a holohedral or partial printing on x-ray absorbing coating which is covered by a polymer coating. The x-ray absorbing coating is made of a printing ink containing pigments selected from a group of titanium dioxide, barium sulfate, phthalocyanine, copper porphyrin, chromium compounds, cadmium sulfate or other heavy metal compounds. The polymer coating is a metallic layer which is made of aluminum, copper, cobalt, iron, chromium, titanium, nickel.
Abstract (de)
Sicherheitselemente bestehend aus einem Trägersubstrat auf das ein oder mehrere funktionelle Sicherheitsmerkmale aufgebracht sind, dadurch gekennzeichnet, dass das Trägersubstrat eine vollflächige oder partielle Bedruckung aus einer röntgenstrahlenabsorbierenden Beschichtung, die von einer Abdeckschicht abgedeckt ist, aufweist.
IPC 8 full level
B41M 3/14 (2006.01); B42D 15/00 (2006.01); B42D 15/10 (2006.01)
CPC (source: EP)
B41M 3/14 (2013.01)
Citation (search report)
- [X] WO 03032242 A1 20030417 - GIESECKE & DEVRIENT GMBH [DE], et al
- [X] WO 2005105472 A2 20051110 - RUE DE INT LTD [GB], et al
- [X] US 6474695 B1 20021105 - SCHNEIDER WALTER [DE], et al
- [X] WO 2005077668 A1 20050825 - HUECK FOLIEN GMBH [AT], et al
- [X] US 4044231 A 19770823 - BECK CHARLES K, et al
- [A] US 2003194578 A1 20031016 - TAM THOMAS Y [US], et al
- [A] WO 9741179 A1 19971106 - CUSTER PETER [US]
- [A] EP 0927749 A1 19990707 - SICPA HOLDING SA [CH]
- [A] US 4816362 A 19890328 - TAKEDA MITSURU [JP], et al
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK RS
DOCDB simple family (publication)
DOCDB simple family (application)
EP 07011853 A 20070618