CAS 31570-04-4 Tirsphosphate; Antioxidant-168
Model NO.: Plastic additives
4-D2I-Tert-Butyl Phenol: 0.20% Max
Acid Value: 0.3 Mg/G (KOH) Max
Trademark: SWC
Origin: P. R. China
  It is a kind of phosphite ester antioxidant. Good synergistic with antioxidant, for example, antioxidant1010, antioxidant 1076, applied in plastic contact food. It can be widely used for PE, PP, PC resin and so on .The amount to be used may be 0.1%~1.0%  Antioxidant-168 soluble in gasoline, benzene, toluene, is not soluble in cold water and alcohols. Hydrolysis, volatile , not pollution, is phosphite auxiliary representative of antioxidant products.
Product Name: Â Â Â Â Antioxidant 168
Synonyms: Â Â Â Â Â Â Â Â Â Â Â Â Tris(2,4-di-tert-butylphenyl) phosphite
Molecular Formula:Â [[(CH3)3C]2C6H3O]3P
Molecular Weight :Â 646.94
CAS Number: Â Â Â Â Â Â Â Â Â 31570-04-4
EINECS/ELINCS:Â Â Â Â Â Â 250-709-6
Specification
Appearance:White powder or granular
Content:99.0% Min
Volatile:0.30% Max
Methylbenzene solubility:Clear
Transmittance 500nm:98.0% Min
Hydrolysis resistance (90°C Water,14h):Pass
Packing and Storage
Packing: Â Â In 25kgs net carton.
Storage :Â Â Â Â Â Keep tightly closed.
Application
Used as an antioxidant for plastic such as polycarbonate, polyolefins. It shows synergistic effect with phenolic antioxidants for color stability and polymer viscosity.
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