Richvin P is a UV absorber belonging to the class of hydroxyphenylbenzotriazole type UV absorber. Richvin P is recommended for the light stabilization of PVC, PU, PC, styrene polymers, polyester and acrylic resins, vinyl and vinyl/acrylic copolymers, etc.
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
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
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
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
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
Richsorb 5411 should prove valuable as a light protective agent for wide range of polyolefins and cold-cured polyester resin. Most significant is the excellent washfastness of Richfos 5411 compared t
Richsorb 1268 is most suitable for the protection of polymers due to its excellent solubility in resin and non-yellowing proppeprty during baking stage. Therefore, Richsorb 1268 has been widely used
Richvin P is a UV absorber belonging to the class of hydroxyphenylbenzotriazole type UV absorber. Richvin P is recommended for the light stabilization of PVC, PU, PC, styrene polymers, polyester and
Richvin 765 is a liquid light stablilzer belonging to the class of hindered amine light (HALS) stabilizer. Richvini 765 is recommended for the light stabilization of polyurethanes, becasue of its goo
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