UV absorber
Product Usage
1. Can effectively absorb ultraviolet light with a wavelength of 270-380 nanometers, mainly used for polyvinyl chloride, polystyrene, unsaturated
And resin, polycarbonate, polymethyl methacrylate, polyethylene, ABS resin, epoxy resin and cellulose tree
Grease, organic glass, etc.;
2. Suitable for photosensitive materials such as color film, color film, color photo paper and high molecular polymers and many other fields;
3. Suitable for coating, rubber, oil and other materials;
4. Especially suitable for colorless, transparent and light-colored products;
5. It is a strong absorption and high-performance UV absorber.
Performance Features
1. Super ultraviolet absorption ability; effectively prevents ultraviolet damage to the skin and carcinogenicity, greatly improving the product
Anti-aging properties;
2. Almost no visible light absorption, and is the first choice UV absorber for colorless, transparent and colored products;
3. Non-flammable, non-corrosive, and good storage stability;
4. It has good compatibility with a variety of polymers, has long-lasting antioxidant and anti-yellowing properties, and can be used together with general antioxidants;
5. Extremely high security.
Physical and chemical indicators
|
project |
indicator |
|
Exterior |
Light yellow powder |
|
melting point |
138℃—141℃ |
|
Ash content |
≤0.05% |
|
Volatile matter |
≤0.1% |
|
Transmittance |
460nm≥95% 500nm≥97% |
|
solubility |
Soluble in benzene, toluene, styrene and other solvents Slightly soluble in ethyl acetate and petroleum ether Insoluble in water |
How to use
1. The general dosage is 0.1-0.3% in thin products and 0.05-0.2% in thick products;
2. Addition amount under other process conditions: 0.05-0.3%;
Notes
1. Store in a cool, dry and ventilated place;
2. Prevent moisture and heat.
Packaging specifications
25kg/barrel
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