photochromic pigment for color changing paint uv color change powder in sun
Photochromic Pigments. These pigments normally have a pale, off-white appearance but in sunlight or UV light they change to a bright, vivid colour. The pigments revert to their pale colour when away from sunlight or UV light. Photochromic pigment can be used in paint, ink, plastic industry. Most of the design of the product is indoor (no sunshine environment) colorless or light color and outdoor (sunlight environment) have bright-colored.
Photochromic pigment Scope of application:
1. Ink. Suitable for all types of printing materials, including fabrics, paper, synthetic film, Glass...
2. Coating. Suitable for all kinds of surface coating products
3. Injection. Applicable to all kinds of plastic pp, PVC, ABS, silicone rubber, such as the injection of materials, extrusion molding
Storage and Handling
Photochromic Pigments are more sensitive to the influences of solvents, PH, and shear than many other types of pigment. It should be noted that there are differences in performance of the various colors so that each should be thoroughly tested before commercial application.
Photochromic pigments have excellent stability when stored away from heat and light. Store below 25 Deg.C. Do not allow it to freeze, as this will damage the photochromic capsules. Longterm exposure to UV light will degrade the photochromic capsules ability to change color. A shelf life of 12 months is guaranteed provided that the material is stored in a cool and dark environment. Storage longer than 12 months is not recommended.
Photochromic pigment Application: