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  6. RIASORB UV-329 Benzotriazole-based ultraviolet absorber

RIASORB UV-329 Benzotriazole-based ultraviolet absorber

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RIASORB UV-329

last updated:Aug 20, 2025

Rianlon Corporation
Rianlon Corporation
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It is a UV absorber with a light color and excellent transparency that can be used for various applications.

This is a UV absorber widely used in various polymers. Its high UV absorption performance prevents discoloration and deterioration of physical properties in polymers. Additionally, it has good solubility in solvents and has a light color itself, making it widely used in applications that require solvent solubility and transparency. This product has been added to the 30th SVHC (Substances of Very High Concern) under the European REACH regulation. For details on alternatives to UV-329 and regulatory information, please contact us. ■Application: Various resins Films Adhesives Sealants Flooring, etc.

    Engineering Plastics
UV-329.png

RIASORB UV-329 Benzotriazole-based ultraviolet absorber

UV-329.png
UV-329.png

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basic information

■Application: Various resins Films Adhesives Sealing materials Flooring, etc.

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Applications/Examples of results

CAS No.: 3147-75-9

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Ryanglong Japan Co., Ltd. Product Catalog (2025)

Ryanglong Japan Co., Ltd. Product Catalog (2025)

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Rianlon

Rianlon Corporation

Chemical

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■Introduction to Rianlon Rianlon Corporation has been engaged in development and sales activities for over 20 years, conducting business with many customers around the world in the field of resin additives. Many of these customers are renowned manufacturers leading their respective industries globally. All of our production bases are located overseas, but we (Rianlon Japan Co., Ltd.) are responsible for serving our customers in Japan. In Japan, we have successfully conducted quality evaluation tests and have been adopted by major paint manufacturers, engineering plastic manufacturers, as well as in adhesive-related and general-purpose plastic applications. ■Featured Products (Polymer Materials) -RIASORB (UV Absorber & HALS) -RIANOX (Antioxidant) -U pack (One-pack Blend) ■Product Introduction (Lubricant Applications) -Lubricant Additives (Kangtai Lubricant Additives, various components and packages) ■Product Introduction (Cosmetic Applications) -Cosmetic Raw Materials (Aegis Beauty Solution Ltd., UV filters and antioxidants, etc.)

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