CA2238743C - Support de donnees a couleur optiquement variable - Google Patents
Support de donnees a couleur optiquement variable Download PDFInfo
- Publication number
- CA2238743C CA2238743C CA002238743A CA2238743A CA2238743C CA 2238743 C CA2238743 C CA 2238743C CA 002238743 A CA002238743 A CA 002238743A CA 2238743 A CA2238743 A CA 2238743A CA 2238743 C CA2238743 C CA 2238743C
- Authority
- CA
- Canada
- Prior art keywords
- optically variable
- information
- data carrier
- pigments
- color
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000049 pigment Substances 0.000 claims abstract description 57
- 238000000034 method Methods 0.000 claims description 15
- 239000003086 colorant Substances 0.000 claims description 10
- 235000019646 color tone Nutrition 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 229920000106 Liquid crystal polymer Polymers 0.000 claims description 3
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 claims description 3
- 238000005530 etching Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 21
- 239000000976 ink Substances 0.000 description 19
- 238000007639 printing Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 6
- 238000004049 embossing Methods 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000000969 carrier Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000004040 coloring Methods 0.000 description 4
- 239000011888 foil Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000007646 gravure printing Methods 0.000 description 2
- 229920005573 silicon-containing polymer Polymers 0.000 description 2
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 238000009996 mechanical pre-treatment Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000010023 transfer printing Methods 0.000 description 1
Landscapes
- Inks, Pencil-Leads, Or Crayons (AREA)
- Printing Methods (AREA)
- Credit Cards Or The Like (AREA)
Abstract
L'invention concerne un support de données comportant un élément optiquement variable. L'élément optiquement variable est constitué d'une information et d'une couche optiquement variable. L'information est appliquée avec une couleur contrastant avec le support de données et est au moins partiellement recouverte de la couche optiquement variable qui laisse passer la lumière.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19544130.3 | 1995-11-27 | ||
| DE19544130A DE19544130A1 (de) | 1995-11-27 | 1995-11-27 | Datenträger mit optisch variabler Farbe |
| PCT/EP1996/005229 WO1997019818A1 (fr) | 1995-11-27 | 1996-11-26 | Support de donnees a couleur optiquement variable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2238743A1 CA2238743A1 (fr) | 1997-06-05 |
| CA2238743C true CA2238743C (fr) | 2005-10-04 |
Family
ID=35395925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002238743A Expired - Fee Related CA2238743C (fr) | 1995-11-27 | 1996-11-26 | Support de donnees a couleur optiquement variable |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2238743C (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19731968A1 (de) * | 1997-07-24 | 1999-01-28 | Giesecke & Devrient Gmbh | Sicherheitsdokument |
| DE19907697A1 (de) | 1999-02-23 | 2000-08-24 | Giesecke & Devrient Gmbh | Wertdokument |
-
1996
- 1996-11-26 CA CA002238743A patent/CA2238743C/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2238743A1 (fr) | 1997-06-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20161128 |