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Distearyl thiodipropionate CAS:693-36-7 Product Introduction
Product name: Distearyl thiodipropionate
CAS: 693-36-7
MF: C42H82O4S
MW:683.16
Appearance: White to Off-White neat.
Characteristic:
Antioxidant DSTP is usually in the form of white granules or powder, which can impart excellent long-term thermal stability to the material, and is usually used in combination with phenolic antioxidants. Melting point 63-69 ℃. Soluble in benzene, chloroform, carbon disulfide and carbon tetrachloride, insoluble in dimethylformamide and toluene, insoluble in acetone, ethanol and water
Distearyl thiodipropionate Indicator:
| Item | Unit | Specification | Result |
| Appearance | White particles or powder |
White powder | |
| Fused color（Pt-Co） | ≤50 | 20 | |
| Melting point | ℃ | 63.5～68.5 | 67.2~67.5 |
| Acid value | mgKOH/g | ≤0.10 | 0.05 |
| Volatilization of | wt% | ≤0.5 | 0.05 |
| ash | % | ≤0.01 | 0.01 |
Distearyl thiodipropionate Application:
1.Used as an antioxidant for rubber, soap, grease, lubricating oil, grease and polyolefin. This product is used as an auxiliary antioxidant and phenolic antioxidant, and its anti-oxidative aging productivity is better than that of thiodipropionic acid dilauric acid. The product is non-coloring and non-polluting, so it is suitable for white and bright-colored products.
2.Used as auxiliary antioxidant for polypropylene, polyethylene, synthetic rubber and grease, etc.
3.It can be widely used in synthetic materials such as polyethylene, polypropylene and ABS, PBT, etc., and can also be used in rubber processing and lubricating grease
Package:
– 25kg moisture-proof woven bag lined with two layers of plastic bags,
– 1000kg moisture-proof big bag lined with two layers of plastic bags.
Storage and transportation:
Should be stored in a dry, cool, well-ventilated place.
To prevent sun exposure, isolate from fire and heat sources, and do not store and transport with ammonia, oxygen, phosphorus, antimony powder and alkalis. It should be kept away from sawdust, shavings, straw, etc. to prevent burning
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