Method for obtaining security paper and security paper...

Details Method for obtaining security paper and security paper... Method for obtaining security paper and security paper...

B - Operations, Transporting

41

M

B41M 3/00 (2006.01) B42D 15/10 (2006.01) D21H 21/40 (2006.01) D21H 21/42 (2006.01) D21H 21/44 (2006.01) D21H 21/48 (2006.01)

Patent

CA 2078002

METHOD FOR OBTAINING SECURITY PAPER AND SECURITY PAPER OBTAINED BY SUCH METHOD ABSTRACT The method comprises the incorporation to the security paper itself of a series of indicia, which may be letters, anagrams, etc., obtained from a water resistant ink with which the corresponding printing is achieved on a water soluble medium, so that after said printing, the medium is eliminated and the indicia remain in suspension and may be applied to the paper in the same way as are incorporated to such paper the conventional security planchettes or fibrilles. Said paper web also incorporates Fluorescent For phosphorescent pigments for identification of the indicia with ultraviolet light or by transparency, and optionally also magnetic materials or simply metal materials for detecion of the indicia by means of a magnetic field.

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