PolyAdds Antioxidant PS 802
Item specifics
- CAS
- Mixture of 6683-19-8, 31570-04-4, and 23128-74-7
Review
Description
Description:
Description：
PolyAdds Antioxidant PS 802 is a dialkyl ester of thiodipropionic acid, used as a heat stabilizer in combination with sterically hindered phenolic antioxidants.
Characteristic：
- **Appearance**: White to light yellow flakes
- **CAS Number**: 693-36-7
- **Molecular Weight**: 683 g/mol
- **Melting Range**: 64 – 67°C
- **Flash Point**: 257°C
- **Vapor Pressure (20°C)**: 6.6 E-6 Pa
- **Density**: 0.98 g/mL
- **Bulk Density**: 400-450 g/L
**Solubility at 20°C (g/100 g solution)**:
- Acetone: 1
- Chloroform: 20
- Ethanol: 1.5
- Ethyl Acetate: 1.7
- n-Hexane: 1.8
- Methanol: 1
- Methylene Chloride: 13
- Toluene: 10
- Water: <0.01
Application:
Polymer materials requiring long-term thermal stability
- Polyethylene power cables
- XLPE power cables
- HDPE pipes
- Polypropylene
- Polyolefin automotive applications under the hood
- Styrene homopolymers and copolymers
- Adhesives
FAQs:
Title
Long-term thermal stability
Highest compatibility and lowest melting point among common thioester synergists
Package：
25kg/pack
