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 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
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 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
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
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
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
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