Invention Grant
- Patent Title: Inorganic sheet carrying symbols for making pigments
- Patent Title (中): 无机纸带，用于制作颜料
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Application No.: US09743792Application Date: 2001-02-20
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Publication No.: US06673420B1Publication Date: 2004-01-06
- Inventor: Edgar Müller , Olivier Rozumek , Anton Bleikolm
- Applicant: Edgar Müller , Olivier Rozumek , Anton Bleikolm
- Priority: EP98810755 19980806
- Main IPC: B32B100
- IPC: B32B100
Abstract:
Inorganic sheets (10) of at least two surperposed layers are provided with one or more symbols (20) which have a size of between 1 and 10 &mgr;m. The inorganic sheet is made up into pigment flakes (15). The symbols on the pigment flakes (15) allow a tracing of compositions such as printing inks or paintings and of substrates carrying such compositions.
Information query
