B - Operations – Transporting – 44 – C
Patent
B - Operations, Transporting
44
C
B44C 1/165 (2006.01) B32B 27/06 (2006.01) B41M 3/14 (2006.01) B42D 15/10 (2006.01) B44C 1/17 (2006.01) C23C 14/54 (2006.01) C23C 14/56 (2006.01) G06K 19/06 (2006.01)
Patent
CA 2202036
The invention concerns multi-layer film, in particular transfer film. The transfer film consists of a support film, a single- or multilayer transfer layer which has a structure that gives a varying optical effect, plus an intermediate layer lying between the support film and the transfer layer, the intermediate layer being made of a metal oxide or a semiconductor oxide.
L'invention concerne un film à couches multiples, notamment un film de transfert constitué d'un film de support, d'une couche de transfert simple ou multiple dotée d'une structure optiquement variable, et d'une couche intermédiaire située entre le film de support et la couche de transfert. La couche intermédiaire est une couche en oxyde métallique ou semi-conducteur.
Grauvogl Gregor
Wittich Kaule
Giesecke & Devrient Gmbh
Ridout & Maybee Llp
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