Rubber antioxidant 4020

Antioxidant 4020 Quality index test items Quality index Appearance gray purple to purple-brown flakes or granular Purity (GC),% ≥ 96.0 Melting point (initial melting), ℃ ≥ 45.0 Heating loss (30 ~ 35 ℃),% ≤ 0.30 Ash,% ≤ 0.30 Features and Uses 4020 is a potent antioxidant and anti-ozone agents, prevents rubber under static and dynamic conditions of fatigue degradation for natural rubber and synthetic rubber, SBR is also an excellent stabilizer . The usual dose of 0.5 to 1.5 parts, up to 3 parts, low volatility, there is pollution.