FIELD: securities protecting facilities. SUBSTANCE: paper has embedded member of protection made in the form of figure, character or pattern. Method involves inserting polyolefin film bearing ink layer of protective member between two sheets of wet paper; pressing one sheet to another and heating at temperature above polyolefin melting temperature. EFFECT: simplified method and improved protection of paper from falsification. 7 cl, 3 dwg
Title | Year | Author | Number |
---|---|---|---|
PROTECTIVE THREAD MANUFACTURE METHOD | 1999 |
|
RU2188268C2 |
METHOD FOR MANUFACTURE OF PROTECTIVE FIBER, PROTECTIVE FIBER AND PAPER PROTECTED FROM COUNTERFEIT | 1999 |
|
RU2190716C2 |
FUNCTIONAL FIBRE FOR COUNTERFEIT PROTECTION | 2007 |
|
RU2415205C1 |
SYSTEM AND METHOD FOR PRINTING DOCUMENTS AND SECURITIES WITH PROTECTION AGAINST FORGERY | 2020 |
|
RU2813821C1 |
OPTICALLY VARIABLE PROTECTIVE THREAD AND TAPE | 2012 |
|
RU2598279C9 |
OPTICALLY VARIABLE PROTECTIVE THREADS AND STRIPS | 2012 |
|
RU2601471C2 |
PATTERN WITH OPTICALLY VARIABLE STRUCTURE FOR ANTI-FORGERY PROTECTION AND METHOD OF ITS MANUFACTURE | 2014 |
|
RU2640713C2 |
SHEET WITH LOW-OPACITY AREA PROTECTED AGAINST COPYING | 2003 |
|
RU2331524C2 |
PROTECTIVE ARTICLES AND DEVICES COMPRISING HOLOGRAPHIC MICRO PLATES AND METHOD OF THEIR PRODUCTION | 2007 |
|
RU2432264C2 |
VALUABLE DOCUMENT WITH LOCAL STRENGTHENING, PAPER FOR DOCUMENTS PROTECTED FROM FORCING, AND CORRESPONDING METHODS | 2002 |
|
RU2317898C2 |
Authors
Dates
2002-08-27—Published
1999-02-26—Filed