Description

Alkylphenol Disulfide is a versatile sulfur-containing organic compound widely used as a key intermediate and additive in industrial chemistry. Its primary value lies in its ability to act as a vulcanization accelerator and antioxidant, significantly enhancing the performance and longevity of rubber and polymer products. This chemical is essential for manufacturers in the rubber, plastics, and lubricant industries seeking to improve material stability and processing efficiency.

Application

• Rubber Vulcanization Accelerator: A critical component in the sulfur vulcanization process for natural and synthetic rubber, improving cure rates and final product properties.
• Polymer Stabilizer: Functions as an antioxidant and anti-aging agent in plastics and synthetic polymers to prevent degradation from heat and oxygen.
• Lubricant and Grease Additive: Used as an extreme pressure (EP) additive and antioxidant in industrial lubricants and greases to reduce wear and extend service life.
• Chemical Intermediate: Serves as a building block in the synthesis of more complex sulfur-containing specialty chemicals and surfactants.
• Adhesive and Sealant Formulation: Imparts improved thermal stability and flexibility to high-performance adhesives and sealants.
• Oilfield Chemicals: Employed as a stabilizer and modifier in drilling fluid additives and other oilfield production chemicals.

Basic Information

Product Name	Alkylphenol Disulfide
CAS No.	25085-50-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Alkyl phenol disulfide; Phenol, alkyl-, disulfide; Phenolic disulfide; Antioxidant APS; Vulcanization accelerator APS; 4,4'-Dithiobis(2,6-dialkylphenol); Alkylphenol polysulfide; Rubber antioxidant APS
EINECS	Contact for details

Quality Control

Our Alkylphenol Disulfide is manufactured under a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including assay, impurity profile, and physical property verification, to meet precise customer specifications. A Certificate of Analysis (COA) documenting all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized and should be kept under an inert atmosphere (e.g., nitrogen) for long-term storage to maintain stability and efficacy. Keep away from strong oxidizing agents, heat, and ignition sources.

Specification

Item	Specification
Appearance	Light yellow to amber viscous liquid or solid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Sulfur Content	Contact for details
Moisture (KF)	≤ 0.5%
Ash Content	≤ 0.1%

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