Antioxidant Weston 618(619)
Chemical Name:
O,O’-Dioctadecylpentaerythritol bis(phosphite)
| Formula | C41H82O6P2 | |
| Molecular Weight | 733.04 | |
| CAS# | 3806-34-6 |
Synonym name:
Weston 618, Weston 619F
Specification:
| Appearance | White powder | |
| Ash | Max.0.10% | |
| Melting point | 37.0-46.0℃ | |
| Solubility（20℃） | Water | ＜0.1 |
| MeoH | 2.1 | |
| EtoH | U | |
| Acetone | 0.3 | |
| Ch2Cl2 | 20 | |
| Hexane | 25 | |
Application:
>Antioxidant 618, also known as antioxidant 619, is a solid phosphite antioxidant that provides color stability, reduces polymer degradation, and improves gas fading performance in many resins, better than antioxidant 168.
> antioxidant 618 is mainly used in ABS resin compounding, and the rest is used in ABS modification. Together with antioxidant CPL.
Handling and Safety:
>Antioxidant 618 /619 is Approved by the FDA for food contact applications under 21CFRl78.2010 covering antioxidants and/or stabilizers for polymers.
>For additional handling and toxicological information, please consult us for Maternal Safety Date Sheet.
Package:
Packed with plastic bag in composite plastic woven sack, Net 25kg/bag,1000kg/pallet, 10pallet/20’FCL,or according to customers’ requirements.