A-456
UV-stabilizer and antioxidant powder for outdoor plastics
A light-yellow or white composite powder documented for outdoor ABS, PE, PP, PA, PC and PVC parts requiring UV, oxidation and ageing support.

25 kg paper-poly pouch or carton
Key values listed for A-456
The following technical values are taken from the current TDS to support grade selection and initial formulation work.
| Property | Listed value |
|---|---|
| Density | 0.89 g/cm³ |
| pH | 6.9 |
| Molecular weight | 725.89 |
| Ash | <0.05% |
| Moisture | <0.5% |
| Melting point | 90-110°C |
What this grade is positioned to support
- Outdoor UV-stability evaluation
- Oxidation and ageing support
- Composite stabilizer screening
How to prepare the first evaluation
- 01
Pre-wet the resin with diffusion agent or white mineral oil.
- 02
Add A-456 and mix for 8-10 minutes.
- 03
Dry the blend before extrusion, injection molding or blow molding.
Current TDS and application guidance
Source file: a-456-tds.pdf. Set dosage around local sunlight, temperature and the required ageing protocol. Confirm performance with an application-specific accelerated or natural weathering test.
