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Photochromic Dye For Optical Lenses - 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... -
Sensitive Dyes - 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... -
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Fluorescent 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... -
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OEM/ODM Factory Color Shift Pigment Wholesale - 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% -
Perylene Orange Dye - 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... -
Nir Dyes - 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... -
Nir Absorbing Materials - 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... -
Orange Red Color Fluorescent Pigment Powder - 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 ... -
Fast delivery Color Shift Powder - 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% -
100% Original Light Sensitive 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:...
