Description

Dilauryl Thiodipropionate is a high-performance antioxidant and stabilizer widely used in polymer and plastic manufacturing. Its primary function is to protect materials from thermal degradation and oxidative stress, thereby extending product lifespan and maintaining critical physical properties. This compound is essential for industries requiring durable, high-quality polymer formulations, including plastics, synthetic fibers, and lubricants.

Application

• Primary antioxidant and stabilizer for polyolefins (polyethylene, polypropylene).
• Synergistic stabilizer in combination with phenolic antioxidants for enhanced polymer performance.
• Additive for synthetic lubricants and greases to prevent oxidation and viscosity breakdown.
• Stabilizing agent for synthetic fibers and elastomers to improve heat resistance.
• Processing aid in plastic manufacturing to reduce degradation during high-temperature extrusion and molding.
• Component in food-grade polymer applications where approved, for packaging materials.
• Additive in adhesive and sealant formulations to enhance long-term stability.

Basic Information

Product Name	Dilauryl Thiodipropionate
CAS No.	115628-90-5
Molecular Formula	C30H58O4S
Molecular Weight	514.8 g/mol
Synonyms	DLTDP; Dilauryl 3,3'-Thiodipropionate; Didodecyl 3,3'-Thiodipropionate; Thiodipropionic Acid Dilauryl Ester; Antioxidant DLTDP; Bis(2-dodecyloxy-2-oxoethyl) Sulfane; Laurox
EINECS	Contact for details

Quality Control

Our Dilauryl Thiodipropionate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including chromatography and spectroscopy, to confirm identity and meet specified impurity profiles. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials. Under these conditions, the product has excellent shelf stability.

Specification

Item	Specification
Appearance	White crystalline powder or flakes
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0 %
Melting Point	39 - 42 °C
Acid Value	≤ 1.0 mg KOH/g
Sulfur Content	5.8 - 6.4 %
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.