Deposition photochromic ink:

It´s called photochromism the phenomenon that certain substances exhibit to change color to changes in ultraviolet radiation, either sunlight or black light, reversibly.

PRINCIPLE OF COLOR CHANGE IN SUNLIGHT OR ULTRAVIOLET RADIATION

The object with photochromic ink remains colorless in dark environments or floodlit (not UV). When the sun or ultraviolet radiation focus on the object, the molecular structure of the dye and pigment changes color displays, and when the light in question is deleted or removed, it returns to its original color, ie, color disappears and becomes almost or completely colorless.

FEATURES

Since the product is based pigment microcapsules, the content is not in contact with the external environment and is safe and stable in its color change function for a long period of time, ie, hundreds of cycles.

The pigment concentration is high and is not affected by temperature changes during printing.

BASIC COLORS

Very light yellowing to Sun Yellow Color
Pale green to blue color of the sky
Pale lilac to purple There is in white or black. The nearest black is gray.

The colors that we can do are yellow, orange, green, blue, purple, garnet red, wonder, brown and gray among others.

These are the three basic colors with which we can produce a variety of other colors. Pantones are not able to be achieved.