C - Chemistry – Metallurgy – 09 – C
Patent
C - Chemistry, Metallurgy
09
C
C09C 1/36 (2006.01) B41M 3/14 (2006.01) B44F 1/12 (2006.01) C09C 1/00 (2006.01) C09C 3/00 (2006.01) D21H 21/40 (2006.01) G07D 7/00 (2006.01)
Patent
CA 2191621
Interference pigments based on silicate laminae that are coated with titanium dioxide and heated in a reduced atmosphere are used to produce forgery-proof security documents and packaging.
L'invention concerne l'utilisation de pigments d'interférence à base de lamettes de silicate recouvertes de dioxyde de titane, chauffées dans une atmosphère réductrice, pour produire des documents fiduciaires et des emballages infalsifiables.
Kaliba Claus
Mronga Norbert
Ostertag Werner
Schmid Raimund
Schmidt Helmut
Basf Aktiengesellschaft
Borden Ladner Gervais Llp
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