Antioxidant MD697 CAS NO.: 70331-94-1
Chemical name: (1,2-Dioxoethylene)bis(iminoethylene)bis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate)
CAS NO.: 70331-94-1
Chemical structure
Specification
| Appearance | White powder |
| Melting point | 174.0-180.0℃ |
| Volatile | 0.5% max |
| Ash | 0.1% max |
| Light transmittance | 425nm≥97% |
| Light transmittance | 500nm≥98% |
| Purity | 99% min |
Application
Antixoidant MD697 a hindered phenolic antioxidant and metal deactivator used for reducing or preventing the harmful effects of copper and other transition metals from residual polymer catalyst, inorganic pigments or mineral-filled polymers, on polymers during processing and long-term service.
Antixoidant MD697 is compatible with most polymers can stabilize polypropylene, polyethylene, polystyrene, polyester, EPDM, EVA and ABS and are FDA approved for use in adhesives, polystyrene, and olefin polymers
Typical end use applications include wire and cable insulation, film and sheet manufacture as well as automotive parts.
Packing and Storage
Packing: 25kg/bag
Storage: Store in closed containers in a cool, dry, well-ventilated place. Avoid exposure under direct sunlight.