Sinanox® TNPP CAS 26523-78-4

Appearance Colorless to light yellow transparent liquid
Molecular weight 689
Phosphorus content ≥3.8%
Kinematic viscosity(20,mm2/s) 250-500
Refractive index 1.523-1.528
Density 0.98g/cm3
Acidity mgKOH/g ≤0.1%
Flash point 439.0


Sinanox® TNPP Usage

Antioxidant TNPP is a liquid phosphite antioxidant with good compatibility, low volatility, good dispersibility, low migration, good thermal stability and high antioxidant efficiency. Improve the polymer regeneration, drying, blending, processing production stability and color stability, with hindered phenol antioxidant and use, the synergistic effect is significant. Suitable for natural rubber, synthetic rubber, latex, HDPE, LLDPE, SBR, ABS, PVC, PUR, especially for barium-cadmium, barium-zinc system, chelate metal ions, inhibit catalytic degradation. The general dosage is 0.2-1.0%.

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