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Color Changing Paint 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... -
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Thermochromic Paint Black To Clear - 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... -
Thermochromic Temperature Activated Pigment 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... -
Nir Absorbing 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... -
Flamingo Fluorescent Pigments - 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... -
2021 High quality Fluorescent Pigment Perylene Orange - 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... -
Hot sale Thermochomic 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... -
Wholesale Price China Thermochromic Color Change Pigment - 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... -
Fluorescent Pigment Perylene - 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... -
Fluorescent Pigment For Paints - 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...
