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  • Color Shift Powder - uv fluorescent invisible pigment – Topwell

    Color Shift Powder - 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...
  • Photochromic Pigments - photochromic pigment for color changing paint uv color change powder in sun – Topwell

    Photochromic Pigments - 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...
  • Best quality Color Change Powder Thermochromic Pigment - Thermochromic pigment for thermochromic Paint Thermochromic Ink Thermochromic Fabric – Topwell

    Best quality Color Change Powder Thermochromic Pigment - Thermochromic pigment for thermochromic Paint Thermochromic Ink Thermochromic Fabric – Topwell

    Introduction Themochromic pigments are composed of micro-capsules that change color reversibly. When the temperature is raised to a specified temperature the pigment goes from colored to colorless (or from one color to another color). The color returns to original color as the pigment is cooled down.  Processing temperature The processing temperature should be controlled below 200 ℃, the maximum should not exceed 230 ℃, heating time and minimize material. (High temperature, prolonged heating...
  • Fluorescent Pigment Powder - invisible security pigment – Topwell

    Fluorescent Pigment Powder - invisible security pigment – Topwell

      invisible security pigment   Product Name:invisible security pigment other name:UV Fluorescent pigment Appearance: White or off-white powder Luminous color: Red, Blue, Green, Yellow, White, Purple Style: Inorganic/Organic pigment Irradiated light: 365nm UV light   Advantages: 1)brightly luminous/high luminous; 2)energy-saving, environmental protection, non-toxic, harmless; 3)stability chemical, good water resistance and temperature resistance; 4)Long service life: More than...
  • Nir Absorbing Dyes - photochromic pigment for color changing paint uv color change powder in sun – Topwell

    Nir Absorbing Dyes - 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...
  • Fluorescent Pigment Perylene Orange - High Fluorescent Red Dye for Greenhouse Film CAS 123174-58-3 – Topwell

    Fluorescent Pigment Perylene Orange - High Fluorescent Red Dye for Greenhouse Film CAS 123174-58-3 – Topwell

    High Fluorescent Red Dye  Other name:Perylene red Cas No.:123174-58-3 Introduction High Fluorescent Red Dye is High Performing Fluorescent dyes for plastics coloring,it have Excellent weatherfastness,, High heat stability, Extremely high chroma! Directions for use High Fluorescent Red Dye usually used for Plastic, solar industry, light conversion film , Agriculture film,  Storage Unlimited if the products are stored in a dry place.
  • OEM/ODM Manufacturer Color Changing Resin Pigment - uv fluorescent pigments powder – Topwell

    OEM/ODM Manufacturer Color Changing Resin Pigment - uv fluorescent pigments powder – Topwell

    UV-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. Inorganic UV Fluorescent Pigments 365 nm Powder Available Colors 1: UV inorganic red powder, the activating wave is 365 nm, emitting wave is 610 nm, the base color is light pink powder. 2: UV inorganic yellow powder, the activating wave is 365 nm, the emitting wave is 510 nm, the base color is ...
  • Best quality Red Fluorescent Pigment - Perylene Red Dye R-300 CAS:112100-07-9 – Topwell

    Best quality Red Fluorescent Pigment - Perylene Red Dye R-300 CAS:112100-07-9 – Topwell

    Product Name:Perylene Red Dye Other Name:Red fluorescent dye R 300 Appearance:red powder Application: Widely used in automotive coating industry Solar cells, biochemistry, medicine, super – electronic chemistry and other fields  
  • China wholesale Thermochromic Paint Black To Clear - Thermochromic pigment for thermochromic Paint Thermochromic Ink Thermochromic Fabric – Topwell

    China wholesale Thermochromic Paint Black To Clear - Thermochromic pigment for thermochromic Paint Thermochromic Ink Thermochromic Fabric – Topwell

    Introduction Themochromic pigments are composed of micro-capsules that change color reversibly. When the temperature is raised to a specified temperature the pigment goes from colored to colorless (or from one color to another color). The color returns to original color as the pigment is cooled down.  Processing temperature The processing temperature should be controlled below 200 ℃, the maximum should not exceed 230 ℃, heating time and minimize material. (High temperature, prolonged heating...
  • Thermal Dust Pigment - UV Fluorescent Security Pigments – Topwell

    Thermal Dust Pigment - UV Fluorescent Security Pigments – Topwell

      UV-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.   Features Organic and inorganic  Emission in the visible portion of the spectum following stimulation with either long- or short- wave UV. Complete range of visible emission colours. Gasochromic grades available. A range of particle sizes, lightfastness, body colour and solubilitie...
  • Pigment Fluorescent -  invisible pigment – Topwell

    Pigment Fluorescent - invisible pigment – Topwell

      Invisible pigment also called uv invisible pigment,UV fluorescent powder. 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. Inorganic UV Invisible pigment Powder 365nm Available Colors 1:  red  2:  yellow  3:  green  4: blue  5: white 6:pink  Organic UV Invisible pigment Powder 365 nm  Available Colors 1: red  2:  yellow 3:  green  4:  blue   Appl...
  • Colour Changing Pigment - Perylene Orange high fluorescent pigment orange F240 – Topwell

    Colour Changing Pigment - Perylene Orange high fluorescent pigment orange F240 – Topwell

    Product Name:Perylene Orange Other Name:Lumogen F orange 240 N,N’-Bis(2,6-diisopropylphenyl)-3,4,9,10-perylenetetracarboxylic Diimide Classification:Functional Dyes Application:performance chemical for coating,plastics and specialties [Appearance] orange powder [Heat resistance] 300°C [λ(max)] 525 ±2 nm (in ethylenedichloride) [Purity] ≥98%
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