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Antioxidant 688
Application Of Antioxidant 688：
Antioxidant 688 is mainly used as rubber antioxidant. It is an excellent antioxidant against ozone and flexion cracking. It also has good protection against aging caused by heat and oxygen. This product has good compatibility with rubber, low volatility and can promote vulcanization. Some domestic users have omitted accelerators. This product can be used in natural rubber and synthetic rubber. It can also be used as sealant strip, hose, tape and other black industrial products for tires, automobile doors and windows. It is an excellent rubber antioxidant at present.
Technical Indicators Of Antioxidant 688：
Executive Standard Q / 0305ZHL 007 -2016
Item | Index |
Appearance | Dark brown viscous liquid |
Effective Content，%≥ | 96 |
4A Content，%≤ | 2.0 |
Viscosity（25℃±0.1℃）,m.Pa.s≥ | 100 |
Sieve residue（70℃±1℃）,%≤ | 1 |
Ash，%≤ | 0.1 |
Storage Of Antioxidant 688：
Fireproof and sunscreen, 200kg net weight per barrel. The shelf life is two years under normal temperature.
Manufacturing
