Description

Tetrachlorophenyl-T-Branched Polydimethylsiloxane is a specialized organosilicon compound engineered for demanding environments where standard silicones may fail. This product matters because its unique branched structure, modified with tetrachlorophenyl groups, imparts exceptional chemical resistance and thermal stability. It is primarily needed by formulators in the industrial lubricant, high-performance sealant, and specialty polymer sectors seeking to enhance material durability against aggressive media.

Application

• Formulation of high-temperature, chemically resistant lubricants and greases for harsh industrial environments.
• Key additive in sealants and gaskets exposed to strong acids, solvents, or oxidizing conditions.
• Modifier for specialty polymers and coatings to improve surface release, hydrophobicity, and chemical inertness.
• Intermediate in the synthesis of advanced silicone resins and elastomers with enhanced flame retardant or barrier properties.
• Functional fluid in damping and heat transfer applications requiring consistent performance under thermal stress.
• Surface treatment agent for fillers and pigments to improve dispersion and compatibility in polymer matrices.

Basic Information

Product Name	Tetrachlorophenyl-T-Branched Polydimethylsiloxane
CAS No.	68957-05-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Polydimethylsiloxane, T-branched with tetrachlorophenyl groups; Tetrachlorophenyl Modified Polydimethylsiloxane; Chlorinated Phenyl Silicone Fluid; Branched Chlorophenyl Siloxane; Specialty Chlorophenyl Silicone; Aromatic Chlorinated Silicone Oil; Heat Resistant Phenyl Silicone Intermediate
EINECS	Contact for details

Quality Control

Our Tetrachlorophenyl-T-Branched Polydimethylsiloxane is manufactured under a rigorous quality management system. Each batch undergoes comprehensive analytical testing, including assay, viscosity, and functional group analysis, to ensure it meets precise customer specifications and consistent performance. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

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 acids and incompatible organic solvents. The container must be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Clear to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (Active Content)	≥ 95.0 %
Viscosity (25°C)	Contact for details
Chlorine Content	Contact for details
Volatile Matter	≤ 2.0 %

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