Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Chemical Name
- Plastics & Elastomers Functions
- CAS No.
- 3896-11-5
- EC No.
- 223-445-4
- Technologies
- Product Families
- Chemical Name
2-(2'-Hydroxy -3' -tert-butyl-5'-methylphenyl)-5-chloro benzotriazole
Features & Benefits
- Labeling Claims
- Materials Features
- Features
- Very high photostability for its strong ability to absorb light especially in UV region(290-400nm)
- Odorless, does not bring smells to the polymers.
- High resistance to thermal degradation.
- Low vapor pressure, very little or no loss during processing.
Applications & Uses
- Markets
- Applications
- Compatible Polymers & Resins
- Applications
- Styrenic polymers: 0.2-0.5wt% for PS based on polymer weight.
0.5-2.0wt% for ABS based on polymer weight. - Polyvinyl chloride: 0.2-0.5wt% for PVC based on polymer wt.
- Polypropylene: 0.3-0.6wt% for PS based on polymer weight.
- Coatings and lacquers: 0.5-1.0wt% for nitrocellulose based on polymer weight.
- Unsaturated Polyester: 0.2-0.4wt% for PS based on polymer wt.
- Styrenic polymers: 0.2-0.5wt% for PS based on polymer weight.
Properties
- Appearance
- Slightly yellowish crystal powder
- Typical Properties
Value | Units | Test Method / Conditions | |
Molecular Weight | 315.5 | - | - |
Assay | min . 99 | % | - |
Ash Content | max. 0.3 | % | - |
Melting Point | 138-141 | °C | - |
Transmittance | min . 93 | % | - |
Safety & Health
- Toxicity & Safety
UV-326 can be safely handled without irritation caused to the skin.
Packaging & Availability
- Packaging
In 25 kg carton drum with inner plastic bag.
Storage & Handling
- Storage
In a closed system and dry, dark place without any light exposure.