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Antioxidant DSTDP
Pubdate：2012/03/05 Rubber Chemical views：3114
Antioxidant DSTDP
Chemical Name Distearyl Thiodipropionate
Molecular Formula C42H82O4S
Molecular Weight 683.15
CAS No. 693-36-7
Specifications QB/K2306-2018
| Item | Specifications |
| Appearance | White powder or granular |
| Melting Point (℃) | 63.5～68.5 |
| Volatilizing (%)Max | 0.05 |
| Acid Value(mgKOH/g) Max | 0.05 |
| Ash (%)Max | 0.01 |
| Surplus on Sieve(2mm) Max | 2 |
| Saponification Value,mgKOH/g | 160-170 |
| Melting Color,Pt-Co Max | 60 |
Properties white crystalline powder or granular,Density :1.027g/cm3 , It is soluble soluble in benzene,
acetone or toluene as solvent.
Applications Antioxidant DSTDP has excellent decomposition of peroxide function,can be used in PE,PP,PVC,ABS resin,synthetic rubber and grease.Due to especially suitable to protect polyolefin resin from long term thermal aging pollution, no pollution, lo volatility,has good synergistic effect with phenolic antioxidants and UV absorbers.
Storage Stable in property. No special requirement but keep ventilation and away from water and high temperature.
Packing 20kg or 25kg net paper bags lined with polyethylene film bags.
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