Antioxidant 168
Chemical Name: Tris(2,4-ditert-butylphenyl) phosphite CAS No.: 31570-04-4 Chemical Formula:C42H63O3P
Description
Chemical Name: Tris(2,4-ditert-butylphenyl) phosphite
CAS No.: 31570-04-4
Chemical Formula:C42H63O3P
Molecular Weight: 646.92
Chemical Structure:
Appearance | White powder |
Assay (HPLC) | Min 99.0% |
Density(g/cm³） | 1.00 |
Melting point | 183-187°C |
2,4-DTBP | Max 0.2% |
Volatiles | Max 0.3% |
Solubility（ @ 20°C in 100g solvent ） | |
Methanol: Insoluble | Acetone: 1 g |
Water: Insoluble | Chloroform: 36 g |
n-Hexane: 11 g | thyl Acetate: 4 g |
EBenzene: 34 g | |
Transmittance（5g/50 ml Toluene） | @425 nm ≥ 98.0 % |
Package: | 25kg/Carton |
Storage: Store in tightly sealed original container in a cool and well-ventilated area, away from direct sunlight.
Applications：
It is an organophosphate antioxidant that exhibits excellent hydrolytic stability.
Effectively reduces oxidative degradation of most polymeric substances during processing.
It has a low volatility which allows for use at high temperatures that are required for processing thermoplastic polymers.
Used in a multitude of polymers such as polyolefins, polycarbonate, ABS and polyesters.
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