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High quality Antioxidant PS

Antioxidant PS-802 Chemical name: Distearyl thiodipropionate Other name: DSTDP, DSTP Chemical formula: S(CH 2 CH 2 COOC

Basic Info.

Model NO.	PS-802
Kind	Antioxidant
Appearance	powder or granule
Assay	99% min
Melting Range	63.5-68.5
Transport Package	25KG/bag or carton
Specification	PS-802
Trademark	LEPUZ
Origin	China
Production Capacity	20000 Tons/Year

Product Description

Antioxidant PS-802

Chemical name: Distearyl thiodipropionate

Other name: DSTDP, DSTP

Chemical formula: S(CH₂CH₂COOC₁₈H₃₇)₂

CAS No.: 693-36-7

Molecular Weight: 683.18

Physical Properties: white crystalline powder or grain; insoluble in water, soluble in benzene and toluene.

Uses: PS802 is a good auxiliary antioxidant and is widely used in polypropylene, polyethylene, polyvinyl chloride, ABS rubber and lubricating oil. It has high-melting and low-volatility. It can be used in combination with phenolic antioxidants and ultraviolet absorbers to produce synergistic effect.

Quality Specifications:

Appearance: white crystalline powder or grain

M.P: 63.5-68.5ºC

Ash: ≤0.05%(wt)

Acid value: ≤0.10mgKOH/g

Molten colour: ≤60(pt-co)

Saponificating value: 160-170mgKOH/g

Heating: ≤0.05%(wt)

Packing: 20 or 25kg bag.

Storage: PS-802 should be stored in a cool, dry and ventilated place and be kept away from moisture and heat.

High quality Antioxidant PS-802 flakes or powder

Main products
Optical brighteners: OB OB-1 KCB FP-127 KSN MDAC(SWN) CBS-XLight stabilizers: 622 770 944 292 783UV absorbers: UV-531 UV-9(BP-3) UV-P UV-326 UV-327 UV-328 UV-329 UV-571 UV- 284(BP-4) UV-1130Antioxidants: 1010 168 BHT 1076Slip agents: Oleamide ErucamideHeat stabilizers: DBM-83 SBM-50 SBM-55 CA ACAC Zn ACAC
Our Services

We have exact inventory plans to guarantee stable supply.

We have many years' experience of chemical logistics and dangerous chemical managers with specially trained, which ensure the safety and right of chemicals, timely logistics.

Our laboratory takes strictly testing on every lot of goods according to customers' requirement. Meanwhile we has good relationship with the third party company SGS.

After-sales service is the important part in our service. If there are quality problems, we will actively cooperate with the customers and solve the problems early.

We expect to become good partners with our customers for long.

High quality Antioxidant PS-802 flakes or powder