| 摘要 |
THE INVENTION RELATES TO A SECURITY PAPER FOR PRODUCING DOCUMENTS OF VALUE,SUCH AS BANK NOTES, PASSPORTS, IDENTIFICATION DOCUMENTS OR THE LIKE, HAVING A PLANE SUBSTRATE (12) PROVIDED AT LEAST PARTLY WITH A DIRT-REPELLENT PROTECTIVE LAYER (14) FOR PROLONGING THE LIFE AND FITNESS FOR CIRCULATION. ACCORDING TO THE INVENTION,THE PROTECTIVE LAYER (14) COMPRISES AT LEAST TWO LACQUER LAYERS (16,18),A FIRST LOWER LACQUER LAYER (16) BEING FORMED BY A PHYSICALLY DRYING LACQUER LAYER APPLIED TO THE SUBSTRATE (12),WHICH PRODUCES CONTACT WITH THE SUBSTRATE (12) THEREBELOW AND CLOSES ITS PORES, AND A SECOND UPPER LACQUER LAYER (18) BEING FORMED BY A RADIATION-CURING LACQUER LAYER, WHICH PROTECTS THE SUBSTRATE (12) FROM PHYSICAL AND CHEMICAL INFLUENCES. |
