company tower banner
St. Louis Group Company Logo
Z-NOX® DSTDP represents a thioether antioxidant with notable applications in plastics, adhesives, and elastomers. Its appearance varies between white powder and crystal powder. Operating effectively in polyolefins and styrenic polymers, it shields against thermal oxidative degradation and synergizes with phenolic primary antioxidants.

Chemical Family: Diesters, Sulfur-based Compounds, Thioethers

Functions: Antioxidant, Stabilizer, Synergist

Compatible Polymers & Resins: Acrylonitrile Butadiene Styrene (ABS), Polycarbonates (PC), Polyethylenes (PE), Polyolefins, Polypropylenes (PP), Polyurethanes (PU), Polyvinyl Chloride (PVC), Styrene Copolymers

Features: Crystalline, Low Odor, Prevents Thermo-Oxidative Degradation, Thermal Oxidative Degradation Protection

Synonyms: Antioxidant DSTP, Dioctadecyl 3,3′-thiodipropionate, Dioctadecyl thiodipropionate, Distearyl 3,3′-thiodipropionate, Distearyl β-thiodipropionate, Distearyl β,β′-thiodipropionate, Distearyl-3,3-thiodipropionate, DSTDP, DSTP, Stearyl 3,3′-thiodipropionate

Knowde Enhanced TDS

Identification & Functionality

CASE Ingredients Functions
Plastics & Elastomers Functions
Chemical Structure

Distearyl Thiodipropionate

Features & Benefits

Applications & Uses

Compatible Substrates & Surfaces
Applications

Z-NOX®DSTDP is an effective antioxidant stabilizer in polyolefins and styrenic polymers. This product protects against thermal oxidative degradation. Z-NOX DSTDP has synergistic performance with phenolic primary antioxidants.

Properties

Physical Form
Appearance
White powder or crystal powder

Regulatory & Compliance

Safety & Health

Health and Safety
  • The use of proper protective equipment is recommended.
  • Excess exposure to the product should be avoided.
  • Please wash thoroughly after handling.
  • Store the product in a cool, dry, well-ventilated area, away from incompatible materials.

Packaging & Availability

Packaging Type
Packaging

Standard packaging is a 25 kg carton with PE liner, 500 kg pallet, and a 10 Mt FCL.