RIASORB® UV-329
- CAS Number
- 3147-75-9
- EC Number
- 221-573-5
- Chemical Name
- Octrizole
- Chemical Family
- Benzotriazoles
RIASORB® UV-329 is a light stabilizer belonging to the benzotriazole class of UVAs.
Properties
- Physical Form
- Powder
- Solid
Identification
- Molecular Formula
- C20H25N3O
Product families
- Antioxidants & Stabilizers
Other characteristics
- Brand
- RIASORB
- End Uses
- Film
- Functions
- Light Stabilizer, Stabilizer, UV Absorber
- Processing Methods
- Injection Molding
- Compatible Polymers & Resins
Polyamides, Polycarbonates (PC), Polyurethanes (PU)
- Use Levels
- 0.10 - 1%
- Appearance
- White to slightly yellow powder
- Shelf LIfe
- 24 Months
- Applications
RIASORB® UV-329 is an effective light stabilizer for a variety of plastics and other organic substrates.; RIASORB® UV-329 protects polymers from UV radiation, helping to preserve the original appearance and physical integrity of molded articles, films, sheets, and fibers during outdoor weathering.; The use levels of RIASORB® UV-329 range between 0.10 and 1.0%, depending on substrate and performance requirements of the final application. The product can be used alone or in combination with other additives such as light stabilizers (hindered amines), antioxidants, and other functional stabilizers and additives.; The use of RIASORB® UV-329 in combination with HALS is particularly noteworthy in that a synergistic performance is often observed.
- Technology
- Plastics
- Packaging Type
- Bags
- Handling and Safety
The use of proper protective equipment is recommended. Excess exposure to the product should be avoided. Wash thoroughly after handling.
- Material Features
- Good UV Protection
- Good Weather Stability
- Outdoor Durability
- Storage Condition
Store the product in a cool, dry, well-ventilated area away from incompatible materials, keep tightly closed. With proper storage, shelf life of this product is 24 months from the manufacture date.
- Certifications and Compliance
- ISO 14001
- OHSAS
- Compatible Polymers and Resins
- Polyamides
- Polycarbonates (PC)
- Polyurethanes (PU)
- Plastics and Elastomers End Uses
- Film
- Plastics and Elastomers Functions
- Light Stabilizer
- Stabilizer
- UV Absorber
- Plastics and Elastomers Processing Methods
- Injection Molding
Technical data
Table 1 of 2
1 row| Characteristic | Value |
|---|---|
| Molecular Weight | 323 |
Table 2 of 2
8 rows| Characteristic | Value | Unit |
|---|---|---|
| Benzene (at 20℃) | 32 | g/100g |
| Chloroform (at 20℃) | 37 | g/100g |
| Cyclohexane (at 20℃) | 15 | g/100g |
| Ethyl Acetate (at 20℃) | 15 | g/100g |
| Ethyl Alcohol (at 20℃) | 0.6 | g/100g |
| Methylene Chloride (at 20℃) | 38 | g/100g |
| n-Hexane (at 20℃) | 6 | g/100g |
| Water Content (at 20℃) | max. 0.01 | g/100g |
