2,2'-Oxamido bis[ethyl-3-(3,5-di-tert-butyl-4-hydroxyphenyl) -propionate]
PowerNox™ MD697 is a highly effective metal deactivator originated from the family of sterically hindered phenolic antioxidants. Due to its low volatility and no discoloring properties, PowerNox™697 is ideal for the polymer systems of polyolefins, polyesters, polyamides, and polyurethane.
Synonyms | Naugard XL-1, Palmarole MDA.P.11, MD-697 |
CAS Number | 70331-94-1 |
EINECS Number | 274-572-7 |
Chemical Structure | |
Chemical Formula | C40H60N2O8 |
Molecular Weight | 697 |
Packing | PowerNox™ MD697 is supplied in 20Kg Paper Bag, 20Kg PE Bag, 25Kg Carton Box, and 50Kg Fiber Drum. |
Note | All information in the leaflet is based on our present knowledge and experience. We reserve the right to make any changes according to technological progress or further developments. Performance of the product described herein should be verified by testing. We specifically disclaim any other express or implied warranty of fitness for a particular purpose or merchantability. We disclaim liability for any incidental or consequential damages. |
PowerNox™ MD697 has low volatility and therefore provides long-term heat aging and high temperature processing stability.
The main application for PowerNox™ MD697 is in the long-term heat stabilization of polyolefins that are in contact with metal ions. Such applications include wire and cable conductors and molded parts having metal inserts.
Appearance | White to Off-White Powder |
Melting Point (°C) | 170-180 |
Volatile Loss (%) | Max.0.3 |
Color of Solution 425nm (%) | Min.97 |
Color of Solution 500nm (%) | Min.98 |
Flash Point (°C) | 260 |
Specific Gravity (20°C) | 1.08 |
Ash (%) | Max.0.1 |
Purity (%) | Min.98 |
Solubility [20°C] | % w/w |
Acetone | 10 |
Chloroform | 35 |
Styrene | 5 |
n-Hexane | 0.03 |
Methanol | 1.6 |
Water | <0.01 |