Photochromic Pigment Powder Sunlight Sensitive Pigment
Photochromic Pigment Powder Sunlight Sensitive Pigment

Photochromic Pigment Powder Sunlight Sensitive Pigment

Photochromic pigments are a class of intelligent, light-responsive materials that exhibit remarkable color-changing properties upon exposure to specific light wavelengths, primarily ultraviolet (UV) radiation from sunlight or artificial UV sources. Derived from the Greek words “phos” (light) and “chroma” (color), these pigments undergo reversible molecular transformations that alter their absorption spectrum, resulting in visible color shifts—a phenomenon first documented in the 19th century and refined into practical applications over the decades. Unlike ordinary pigments with fixed colors, photochromic pigments combine scientific innovation with functional versatility, making them indispensable in various industrial, creative, and daily-use fields.
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Products Description

 

Key Characteristics

Reversible Color Change: Switches rapidly between base state (usually colorless/pale) and vibrant color under UV; reverts instantly away from light.

UV Responsive: Activated by sunlight or UV radiation; stable under normal visible light.

High Compatibility: Works with inks, paints, plastics, coatings, textiles, and cosmetics.

Good Stability: Microencapsulated structure ensures durability, weather resistance, and repeatable cycles.

Safe & Non‑toxic: Complies with general safety standards for consumer and decorative uses.

 

Data sheet

photochromic pigment

powder

reflectorized materials ,reflect light powder,reflect light pigment

PH value

6-7

Product content

Glass microsphere

Excited condition

Lighting

Product temperature

Thermostability ≥850°C 8.

Refractive index

ND≥1.90,ND≥1.93,ND≥2.2

usage

injection molding,silk-screen,flame plating

Mix proportion

For oil -15-30%

Reflect light color

White and gray

Density

4.1±0.2g/c

Product appearance

Roundness

Product property

When a light ray in beads surface, because of the high refractive effect and compactness, focusing on the special focus on reflection beads, reflection will light through the transparent beads and to reflect near light source, so the light source place can see very bright reflect light

Applied range

Reflective Fabric,reflect light Lamination ,reflect light ink,reflecting marking,Ads materials,clothes materials,runway materials,shoes and hats materials,bag materials ,etc

Spec

300-1000mesh

Packing

25KGS/BAG

Rounding rate

≥95

Opacity rate

≤5%

Oil absorption

28±2.5g/100g

Storage

Aeration-drying ,seal-saving

 

Sunlight change color pigment

Color Effects

Typical transitions: colorless → blue, purple, red, pink, yellow, orange, green.

Bright, clear, and dynamic color shift; strong visual impact under sunlight.

Uniform and smooth effect in applied layers; no mottling.

Main Applications

Security & Anti‑counterfeiting: Banknotes, certificates, labels, packaging, ID documents.

Printing: UV‑sensitive posters, business cards, art prints, packaging inks.

Textiles & Apparel: Fashion fabrics, shoes, bags, swimwear, casual wear.

Plastics & Coatings: Toys, outdoor products, phone cases, home decorations.

Cosmetics: Nail polish, lipstick, eyeshadow, color‑changing makeup.

Optics & Smart Materials: Photochromic lenses, sensors, light‑responsive windows.

Summary

Photochromic pigment combines dynamic color effects, UV responsiveness, and wide compatibility, making it ideal for anti‑counterfeiting, fashion, decoration, cosmetics, and smart materials. Its stable, reversible, and eye‑catching color change supports innovative design and functional applications across industries.

 

Packing and Shipping :

Packing

ship-1

 

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