product

  • Chinese wholesale Brilliant Fluorescent Pigments - UV Fluorescent Security Pigments – Topwell

    Chinese wholesale Brilliant Fluorescent Pigments - 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...
  • Thermochromic Temperature Activated Pigment Powder - thermochromic pigment for heat sensitive car paint heat activated color changing pigment  – Topwell

    Thermochromic Temperature Activated 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...
  • Color Changing Pigments For Paint - photochromic pigment – Topwell

    Color Changing Pigments For Paint - 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...
  • Best quality Changing Color Pigment - light sensitive color change powder Sun UV photochromic pigment – Topwell

    Best quality Changing Color Pigment - light sensitive color change powder Sun UV photochromic pigment – Topwell

      Photochromic pigment is a kind of microcapsules. With the original powder wraped in the microcapsules.Powder materials can change color in the sunlight. This kind of material has the characteristics of sensitive color and long weather ability. It can be directly added in proportion to the appropriate product. We produce the powder particle size is about 3-5 um, effective component concentration is higher than other similar products in the market. Heat resistance temperature up to 230 d...
  • Thermochromic Color Change Pigment Powder - thermochromic pigment for heat sensitive car paint heat activated color changing pigment  – Topwell

    Thermochromic Color Change 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...
  • Flamingo Fluorescent Pigments - Perylene Orange high fluorescent pigment orange F240 – Topwell

    Flamingo Fluorescent Pigments - 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%
  • High reputation Colour Changing Pigment - 365nm organic uv fluorescent pigment for security ink – Topwell

    High reputation Colour Changing Pigment - 365nm organic uv fluorescent pigment for security ink – Topwell

    uv fluorescent pigment is organic pigment,we have Red,Green,Yellow and Blue ,4 regular colors,And there are many other custom colors! UV fluorescent security pigments Can be directly added to the ink, paint, forming security fluorescent effect, 1. Ink: for a good solvent resistance and no color shift of the printing of the finished product does not pollute. 2. Paint: resistance to optical activity three times stronger than other brands, durable bright fluorescence can be used on adverti...
  • Reasonable price Color Change Pigment Powder - photochromic pigment – Topwell

    Reasonable price Color Change Pigment Powder - 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...
  • Cyanine Dye - light sensitive color change powder Sun UV photochromic pigment – Topwell

    Cyanine Dye - light sensitive color change powder Sun UV photochromic pigment – Topwell

      Photochromic pigment is a kind of microcapsules. With the original powder wraped in the microcapsules.Powder materials can change color in the sunlight. This kind of material has the characteristics of sensitive color and long weather ability. It can be directly added in proportion to the appropriate product. We produce the powder particle size is about 3-5 um, effective component concentration is higher than other similar products in the market. Heat resistance temperature up to 230 d...
  • Photochromic Pigment - Sun Sensitive Color Changing Photochromic Pigment – Topwell

    Photochromic Pigment - Sun Sensitive Color Changing Photochromic Pigment – Topwell

    Instructions: All of our photochromic pigments are encapsulated meaning they can be used to make photochromic paint, resin epoxy, inks, water based mediums, plastic, gels, acrylic and much more without becoming damaged or drying out the medium. Can appear transparent in a clear medium with a lower powder mixing ratio. Use photo chromatic pigments for a variety of applications! Screen print an invisible design onto a shirt that can only be seen on a bright sunny day!  Applications and Usage:...
  • Uv Visible Pigments - Photochromic pigment Sun Sensitive Pigment – Topwell

    Uv Visible Pigments - Photochromic pigment Sun Sensitive Pigment – Topwell

    Photochromic Pigment changes colors when exposed to Sunlight or UV light, and reverts to its original color when sunlight is blocked. After absorbing the energy of sunlight or UV, it’s molecule structure is changed, which caused its absorbed wavelength to be changed allowing a color to appear. It revers to the original molecule structured and color when the light stimuli is dimmed or blocked. Colorless to color (Base Color: White) Purple, Red, Blue, Sky Blue, Green, Yellow, Gray, Deep G...
  • Bottom price Nir Dyes - photochromic pigment – Topwell

    Bottom price Nir Dyes - 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...