FIELD: food industry.
SUBSTANCE: invention relates to protective elements, such as tear-off tapes or strips, for checking authenticity of products by manufacturer or authorized checking authorities. It relates to protective elements made up of several different components, coding means and conducting layers, all being coupled with backing by different methods. Layers of conducting polymers are used in proposed protective elements. According to invention, proposed protective elements are essentially tear-off tapes connected with package, for instance, by pressing, gluing or sealing.
EFFECT: provision of technological obstacles insuperable for adulterators.
24 cl, 13 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| PROTECTIVE ELEMENTS | 2002 |
|
RU2288151C2 |
| GUARD STRIPS | 2002 |
|
RU2291490C2 |
| PLANAR PROTECTING MEMBER | 2002 |
|
RU2283776C2 |
| TEAR-OFF TAPE FOR PACKAGES (VERSIONS) | 1999 |
|
RU2191725C2 |
| CHARACTERISTIC SUBSTANCES AND PROTECTION ELEMENTS FOR CONTROLLING DOCUMENTS, SECURITIES, BANK NOTES, WRAPPINGS, AND ARTICLES | 1999 |
|
RU2200782C2 |
| METHOD OF PRODUCTION OF SECURITY FEATURE ON FLAT SUBSTRATE | 2009 |
|
RU2507076C2 |
| VIRTUAL CODE WINDOW | 2008 |
|
RU2463662C2 |
| IMAGE REPRODUCTION AND SECURITY MICROOPTICAL SYSTEM | 2004 |
|
RU2414731C2 |
| SECURITY ELEMENT | 2009 |
|
RU2493968C2 |
| CLOSURE ELEMENT FOR CONTAINER | 2013 |
|
RU2622806C2 |
