RIANOX® DSTP-FD

Identification & Functionality

Chemical Family

Thioesters

Chemical Name

Distearyl thiodipropionate

Plastics & Elastomers Functions

Antioxidant,

Secondary Antioxidant

CAS No.

693-36-7

EC No.

211-750-5

Technologies

Plastics

Product Families

Plastics — Polymer Additives

Antioxidants & Stabilizers

Molecular Formula

C₄₂H₈₂O₄S

Chemical Structure

Features & Benefits

Materials Features

Good Thermal Stability

Applications & Uses

Compatible Polymers & Resins

Acrylonitrile Butadiene Styrene (ABS),

Polyamides,

Polyesters,

Polyethylenes (PE),

Polypropylenes (PP)

Use Level

0.05 - 1%

Applications

• RIANOX® DSTP-FD decomposes and neutralizes hydroperoxides, formed by auto-oxidation of polymers.
• It is quite often used as a synergist in combination with phenolic antioxidants. It is mainly used in polyethylene, polypropylene, ABS, polyester and polyamide.
• The recommended dosage of RIANOX® DSTP-FD is 0.05-1%, the exact addition should be determined in trails.

Properties

Appearance

White grain

Typical Properties

	Value	Units	Test Method / Conditions
Molecular Weight	683	—	—

Solubility

	Value	Units	Test Method / Conditions
Acetone (at 20℃)	1	g/100g	—
Chloroform (at 20℃)	20	g/100g	—
Ethanol (at 20℃)	2	g/100g	—
Ethyl Acetate (at 20℃)	2	g/100g	—
Methanol (at 20℃)	1	g/100g	—
Methylene Chloride (at 20℃)	13	g/100g	—
n-Hexane (at 20℃)	2	g/100g	—
Toluene (at 20℃)	10	g/100g	—
Water Content (at 20℃)	max. 0.01	g/100g	—

Regulatory & Compliance

Certifications & Compliance

ISO 14001,

OHSAS

Safety & Health

Handling & Safety

The use of proper protective equipment is recommended. Excess exposure to the product should be avoided. Wash thoroughly after handling.

Storage & Handling

Shelf Life

24 Months

Storage Conditions

Store the product in a cool, dry, well-ventilated area away from incompatible materials, keep tightly closed. With proper storage, shelf life of this product is 24 months from the manufacture date.