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  • 2021 wholesale price Photochromic Pigments -  color changing powder photochromic pigment for plastic – Topwell

    2021 wholesale price Photochromic Pigments - color changing powder photochromic pigment for plastic – Topwell

      Product Name:Photochromic Pigment Other Name:Sunlight Sensitive Pigment   Product Information: Photochromic pigment changes its color when it is under sunlight . When under Ultraviolet light or sunlight , it becomes colorful, purple, red, blue, yellow etc .  When UV source is removed, photochromics return to their original color.   Application: ♦Paint: suitable for use surface coating products such as PMMA paint, ABS spray paint, PVC paint and water-based paint. ♦Ink: sui...
  • Thermochromic Pigment Powder - thermochromic pigment for heat sensitive car paint heat activated color changing pigment  – Topwell

    Thermochromic Pigment Powder - thermochromic pigment for heat sensitive car paint heat activated color changing pigment – Topwell

    Product Name:thermochromic pigment Other name:heat activated pigment,color change by temperature pigment   Thermochromic pigment can be used for all types of surfaces and mediums such as paint, clay, plastics, inks, ceramics, fabric, paper, synthetic film, glass, cosmetic color, nail polish, lipstick, etc.Application for offset ink, security offset ink, Screen printing application, marketing, decoration, advertising purposes, plastic toys and smart textiles or whatever your imaginatio...
  • OEM Manufacturer Colour Changing Nail Pigment Powder -  invisible pigment – Topwell

    OEM Manufacturer Colour Changing Nail Pigment Powder - 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...
  • Fluorescent Glow Powder - Thermochromic pigment for thermochromic Paint Thermochromic Ink Thermochromic Fabric – Topwell

    Fluorescent Glow Powder - 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...
  • High definition Heat Sensitive Pigment - uv fluorescent invisible pigment – Topwell

    High definition Heat Sensitive Pigment - 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...
  • OEM Manufacturer Fluorescent Powder - temperature changing color paint thermochromic paint pigments  – Topwell

    OEM Manufacturer Fluorescent Powder - temperature changing color paint thermochromic paint pigments – Topwell

    Product Name:thermochromic pigments Other Name:temperature sensitive pigment,pigment color change by temperature    Application in Ink & Paint 1. Can disperse in ink and paint, avoid to dilute with polar solvent as alcohol, acetone. The alkene solvent as toluene, xylene is suitable. 2. Can apply in both oil and water type resin. 3. Proper PH value of selected substrate for it is 7-9. 4. Suggested usage is 5%~30% (w/w). 5. Suitable for screen, gravure, and flex graphic printing ink...
  • High Quality for Colour Shift Powder - uv fluorescent invisible pigment – Topwell

    High Quality for Colour 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...
  • Fluorescent Pigment Perylene - Perylene Orange high fluorescent pigment orange F240 – Topwell

    Fluorescent Pigment Perylene - 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%
  • Phthalocyanine Dyes - reversible temperature-sensitive color pigments  – Topwell

    Phthalocyanine Dyes - reversible temperature-sensitive color pigments – Topwell

    The principle and structure of the reversible color temperature color pigments: Reversible temperature-sensitive color pigment type organic compound by the electron transfer system prepared. Electron transfer-type organic compound is an organic chromophore system has a special chemical structure. At a specific temperature by electron transfer of the organic molecular structure is changed, in order to achieve color change. This discoloration substance not only colorful, but also from a “...
  • 2021 Good Quality Photochromic Pigment For Inks - Color Change Pigment UV Photochromic Pigment for Textile – Topwell

    2021 Good Quality Photochromic Pigment For Inks - 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 Shift Pigment Wholesale - Perylene Red 620 – Topwell

    Color Shift Pigment Wholesale - Perylene Red 620 – Topwell

    Perylene Red 620 product name:high fluorescent pigment other name:Red F 300 CAS No.: 123174-58-3/ 112100-07-9   The perylene group is a kind of thick cyclic aromatic compound containing dinaphthalene inlaid benzene,These compounds have excellent dyeing properties, light fastness, climate fastness and high chemical inertia, and are widely used in automotive decoration and coating industry! Perylene red 620 was highly absorbable in both ultraviolet and visible light regions, especiall...
  • OEM Manufacturer Colour Changing Nail Pigment Powder - Perylene Red 620 – Topwell

    OEM Manufacturer Colour Changing Nail Pigment Powder - Perylene Red 620 – Topwell

    Perylene Red 620 product name:high fluorescent pigment other name:Red F 300 CAS No.: 123174-58-3/ 112100-07-9   The perylene group is a kind of thick cyclic aromatic compound containing dinaphthalene inlaid benzene,These compounds have excellent dyeing properties, light fastness, climate fastness and high chemical inertia, and are widely used in automotive decoration and coating industry! Perylene red 620 was highly absorbable in both ultraviolet and visible light regions, especiall...