UV FLUORESCENT INK

It is invisible but can show visible color under the 200-400nm UV light.It is can be divided into long wave(365nm),short wave(254nm)and double wave according to its wavelength. a:long wave:invisible-visible under UV light. b:one color to other color under UV Light. eg.:red-red,red-orange,black-green Application:Mostly applied in printing notes, bank books, taxation invoices,package,label...

OPTICAL VARIABLE INK

The printing products using this ink has colorful metal luster in which color lump shows a pair of colors, red-green, green-blue and golden-silver, for example. Seen from the front or lateral side the ink glows two different colors varying with the viewing angle.

TEMPERATURE SENSITIVE INK

Temperature sensitive ink is the ink that color can be changed with temperature high.3 kinds: 1.reversible fading ink, reversible coloration ink, 2.reversible discoloration ink, 3.irreversible coloration ink, and so on.which widely use for invoice,cigarettes,wine cosmetic label and packing.