FIELD: process engineering.
SUBSTANCE: invention relates to making of protective element having substrate with at least one opening covered on one side by translucent film. Said film is applied over solid translucent coat on the substrate top and bottom sides. Note here that coat forming material is applied in large amount in zone of said opening or said opening is filled with filler completely prior to coat application.
EFFECT: ruled out fouling nearby opening edges, stability of protective element at flexure.
7 cl, 4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| FORGERY-PROTECTED DOCUMENT AND PROTECTIVE ELEMENT FOR SAME | 2003 |
|
RU2309853C2 |
| ANTI-DECEPTION PAPER | 2003 |
|
RU2338646C2 |
| PROTECTION MEMBER AND DOCUMENT PROTECTED AGAINST COUNTERFEIT WITH SUCH PROTECTION MEMBER | 2003 |
|
RU2297919C2 |
| SHEET CONTAINING WATER MARK OR SIGN PSEUDO-WATER MARK VISIBLE ONLY ON ONE SIDE OF SHEET | 2008 |
|
RU2485238C2 |
| METHOD OF MAKING SECURITY ELEMENT AND SECURITY ELEMENT MADE USING SAID METHOD | 2010 |
|
RU2546459C2 |
| PROTECTIVE ELEMENT | 2004 |
|
RU2361978C2 |
| PROTECTIVE ELEMENT WITH READABLE INFORMATION OF TWO TYPES | 2003 |
|
RU2346825C2 |
| LAYER WITH HOLLOW, SUSCEPTIBLE TO PAINT | 2010 |
|
RU2572126C2 |
| PROTECTIVE ELEMENT WITH COLOR KIPP EFFECT AND MAGNETIC PROPERTIES, OBJECT WITH SUCH A PROTECTIVE ELEMENT, AND METHOD FOR MANUFACTURING SUCH PROTECTIVE ELEMENT AND SUCH OBJECT | 2003 |
|
RU2313456C2 |
| PROTECTIVE ELEMENT | 2002 |
|
RU2324600C2 |
