Description

Bis[Bis[(2-Ethylhexyl)Oxy]Phosphinothioyl]Polysulfides CAS NO 174125-93-0 is a high-performance organophosphorus polysulfide compound, primarily valued for its exceptional properties as an extreme pressure (EP) additive and anti-wear agent. It is engineered to significantly enhance the load-carrying capacity and durability of lubricants and greases under severe operating conditions. This product is essential for formulators and manufacturers in the lubricants, metalworking fluids, and industrial gear oil sectors seeking to improve equipment protection and longevity.

Application

• As a key extreme pressure (EP) additive in industrial gear oils and transmission fluids.
• As an anti-wear agent in hydraulic fluids and compressor oils.
• As a performance-enhancing additive in metalworking fluids and greases for heavy-duty applications.
• To improve the load-carrying capacity and prevent scuffing in automotive and industrial lubricants.
• In specialty lubricant formulations for mining, construction, and marine equipment.
• As a sulfur-phosphorus additive contributing to thermal stability and friction modification.

Basic Information

Product Name	Bis[Bis[(2-Ethylhexyl)Oxy]Phosphinothioyl]Polysulfides
CAS No.	174125-93-0
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Bis(bis(2-ethylhexyloxy)phosphinothioyl) polysulfide; Sulfurized phosphorothioate; Phosphorothioic acid, bis(2-ethylhexyl) ester, sulfurized; Extreme Pressure Additive T307; Lubricant additive 174125-93-0; Sulfur-phosphorus additive; Organophosphorus polysulfide
EINECS	Contact for details

Quality Control

Our production of Bis[Bis[(2-Ethylhexyl)Oxy]Phosphinothioyl]Polysulfides adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent performance as a lubricant additive. Certificates of Analysis (COA) documenting key parameters such as sulfur content, phosphorus content, and viscosity are available upon request to support your quality assurance and formulation needs.

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 strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Color	Amber to brown
Sulfur Content	Contact for details
Phosphorus Content	Contact for details
Kinematic Viscosity (40°C)	Contact for details
Density (20°C)	Contact for details
Flash Point	Contact for details

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