product

  • China OEM Mood Ring Pigment Paint - uv fluorescent invisible pigment – Topwell

    China OEM Mood Ring Pigment Paint - uv fluorescent invisible pigment – Topwell

    The fluorescent invisible pigment is invisible to the normal light, it only glows intensely in the light of the ultraviolet lamps. The fluorescent invisible pigment can be mixed with paint, varnishes or other water-based solutions to brighten the UV light. ♦For the best results it is recommended to use transparent paints. The fluorescent invisible pigment is suitable for creating hidden images, drawings or texts, for UV printing or is used for clubs, bars, theaters or for your room. In normal...
  • Perylene Orange - Thermochromic pigments for paints,coating,inks – Topwell

    Perylene Orange - Thermochromic pigments for paints,coating,inks – Topwell

    Thermochromic pigments are high quality products offering with different activation temperatures for color to colorless (translucent white) or color to color transition.  The thermochromic pigments are stable under normal conditions with long lasting thermochromic effect.  The components of the pigment are incapsulated in a plastic micro spheres and can NOT be mixed directly with water.  The thermochromic pigments could be still used in water-based binders with higher viscosity. The color cha...
  • Thermochromic Powder Pigment - Thermochromic Pigment Thermal Color Change Temperature Activated Powder for coating – Topwell

    Thermochromic Powder Pigment - Thermochromic Pigment Thermal Color Change Temperature Activated Powder for coating – Topwell

    Thermochromic Pigment Heat Sensitive Color Change Pigment Features & Characteristics • Variable Temperature range • Obvious colour change at the defined temperature • Stable • Reversible colour change Applications: Reversible Thermochromic Pigment is available for Industrial Applications.   Common Field of Application: • Screen printing application • Applicable for offset ink • Security offset ink • Marketing, Decoration and Advertising purposes • Plastic Toys • Smart textiles Sugge...
  • Nir Dye - Thermochromic Temperature Activated Pigment – Topwell
  • Good quality Sun Light Sensitive Pigment - UV Invisible fluorescent pigment – Topwell

    Good quality Sun Light Sensitive Pigment - UV Invisible fluorescent pigment – Topwell

    UV Invisible fluorescent pigment Product Name:UV Invisible fluorescent pigment other name:uv fluorescent pigment UV Invisible fluorescent pigment also called Anti-counterfeit pigment. it is colorless, while under UV light, it will show colors. The active wavelength is 200nm-400nm.Active peak wavelength is 254nm and 365nm. we have two types,organic and inorganic! Available Colors: yellow,green,red and blue   Usage: Can be directly added to the ink, paint, forming security fluoresce...
  • Fast delivery Color Shift Powder - uv invisible fluorescent pigment for Security printing ink – Topwell

    Fast delivery Color Shift Powder - uv invisible fluorescent pigment for Security printing ink – Topwell

    uv invisible fluorescent pigment under visible light, the color is white or nearly transparent,at different wavelengths (254nm, 365 nm, 850 nm) show one or more fluorescent color, including organic, inorganic, twilight and other special effects, beautiful color. The main function is to prevent others from counterfeiting. With high technological content, color hidden good. How to Use: You can use the pigment by itself or incorporate it into another medium. Many of the common uses are for theat...
  • PriceList for Luminescent Pigments - photochromic pigment – Topwell

    PriceList for Luminescent Pigments - photochromic pigment – Topwell

    Applications: The product can be used in a variety of applications, including coatings, printing, and plastic injection molding. Due to the flexibility of photochromic powder, it can be applied to a range of substrates, such as ceramics, glass, wood, paper, board, metal, plastic and fabric. These color changing powders can be used for silk screen printing, gravure printing and flexo printing. They can also be used for plastic injection conforming to PU, PE, PVC, PS and PP. If the temperature...
  • Good Quality Photochromic Pigment - Photochromic Dye for Optical Lenses Change Color From Clear to Grey Under Sunlight  – Topwell

    Good Quality Photochromic Pigment - Photochromic Dye for Optical Lenses Change Color From Clear to Grey Under Sunlight – Topwell

    Photochromic Dyes are reversible raw dyes in crystalline powder form. Photochromic dyes reversibly change color upon exposure to ultraviolet light in the range of 300 to 360 nanometers. Full color change occurs in just seconds when using a flash gun to 20-60 seconds in the sunlight. The dyes change back to colorless when removed from the UV light source. Some colors may take longer to fade back to completely clear than others. Photochromic dyes are compatible with one another and can be m...
  • OEM/ODM Manufacturer Color Changing Resin Pigment - UV Fluorescent Pigments for security – Topwell

    OEM/ODM Manufacturer Color Changing Resin Pigment - UV Fluorescent Pigments for security – Topwell

    UV fluorescent pigment Also called Anti-counterfeit pigment. It is light color under visible light. When it is under UV light,  it will show beautiful colors.  Active peak wavelength is 254nm and 365nm. Benefits High light fastness options available. Achieve any desired optical effect within the visible spectrum.   Typical Applications Security documents:postage stamps,  credit cards, lottery tickets, security passes, brand protection   Application industry: Anti-counterfeiting in...
  • Thermal Dust Pigment - uv invisible fluorescent pigment for Security printing ink – Topwell

    Thermal Dust Pigment - uv invisible fluorescent pigment for Security printing ink – Topwell

    uv invisible fluorescent pigment under visible light, the color is white or nearly transparent,at different wavelengths (254nm, 365 nm, 850 nm) show one or more fluorescent color, including organic, inorganic, twilight and other special effects, beautiful color. The main function is to prevent others from counterfeiting. With high technological content, color hidden good. How to Use: You can use the pigment by itself or incorporate it into another medium. Many of the common uses are for theat...
  • Nir Absorbing Dyes - Color Change Pigment UV Photochromic Pigment for Textile – Topwell

    Nir Absorbing Dyes - Color Change Pigment UV Photochromic Pigment for Textile – Topwell

    CHARACTERISTIC & RECOMMENDED USAGE AMOUNT Characteristic: Average particle size: 3 microns; 3% moisture content; heat resistance: 225ºC; Good dispersion; good weather fastness.   Recommended usage amount: A. Water-based ink/paint: 3%~30% W/W B. Oil-based ink/ paint: 3%~30% W/W C. Plastic injection/ extrusion: 0.2%~5% W/W Application It can be used for textiles, clothing printing, shoe materials, handicrafts, toys, glass, ceramic, metal, paper, plastic, etc. Tips 1.Substrate selection: PH...
  • Color Changing Nail Polish Pigment - photochromic pigment for color changing paint uv color change powder in sun – Topwell

    Color Changing Nail Polish Pigment - photochromic pigment for color changing paint uv color change powder in sun – Topwell

    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.   Spcification:       Photochromic pigm...