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UV Absorber
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Richvin 326 belongs to the family of substituted benzotriazoles which protect against ultraviolet radiation. Richvin 326 has excellent stability to heat and light and lis less likely to discolor with
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UV Absorber
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Richvin 770 excellent compatibility with most polymers. It can be incorporated into the polymer in a conventional way. it shows synergistic effect by the combined with benzotriazole or benzophenone t
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UV Absorber
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Richvin 327 should be valuable as alight protective agent for polyolefins and cold- cured polyester resin. A percentage of 0.2%-1.0% of Richvin 327 is recommended for protection. Light stability of p
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UV Absorber
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Richvin BP-4 is suitable for methacrylic, unsaturated polyester, PVC, AS, PE, PP EVA resins and thermo rubber.
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UV Absorber
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Richvin 328 is most suitable for protective coatings due to its non-yellowing property during baking stage. Therefore, Richvin 328 has been widely used in the following area: 1. Thermoplastic urethan
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UV Absorber
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Richvin 292 may be used after adequate testing for applications such as: automotive coatings, industrial topcoatings, coil coatings, wood stains or do-it-yourself paints, and radiation curable coatin
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UV Absorber
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Richsorb 2260 is most suitable for the protection of polyurethane and coating due to its excellent solubility in polyol and other resin and non-yellowing property during baking stage. Therefore, Rich
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UV Absorber
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It is suitable for most type of polymer. 1. PU casting, foam, leather, film, have excellent result, dosage: 1-4% 2. Spandex: dosage: 0.5-1% 3. PU adhensive: dosage: 0.5-1% 4. TPU: dosage: 0.3-1% 5. P
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UV Absorber
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Richsorb UVA is a white to pale yellow powder which emits practically slight odor. It is an oil-soluble currently the most popular UVA (320-400nm) filter tested and is widely used in sun screen and c
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