Description

Poly(Methyl-3,3,3-Trifluoropropylsiloxane) is a high-performance fluorosilicone polymer known for its exceptional stability and unique combination of silicone and fluorocarbon properties. This material is critical for applications demanding superior resistance to fuels, oils, solvents, and extreme temperatures. It is primarily sought after by manufacturers in the aerospace, automotive, and specialty chemical industries for creating advanced seals, gaskets, coatings, and release agents.

Application

• High-Performance Sealants and Gaskets: Used in aerospace and automotive fuel systems for excellent resistance to jet fuels, hydraulic fluids, and oils.
• Specialty Release Agents and Coatings: Provides non-stick, easy-release properties in molding processes for plastics, composites, and rubber.
• Additive for Lubricants and Greases: Enhances thermal stability and reduces friction in extreme environment lubricants.
• Pharmaceutical and Cosmetic Ingredient: Acts as a spreading agent or emollient in topical formulations, leveraging its skin-friendly and barrier properties.
• Intermediate for Further Synthesis: Serves as a key building block for creating modified silicones and specialty polymers with tailored surface properties.
• Electrical and Electronic Encapsulants: Used in potting and encapsulation where resistance to harsh chemicals and environmental stress is required.

Basic Information

Product Name	Poly(Methyl-3,3,3-Trifluoropropylsiloxane)
CAS No.	115361-68-7
Molecular Formula	(C6H9F3OSi)n
Molecular Weight	Varies (Polymer)
Synonyms	Poly[methyl(3,3,3-trifluoropropyl)siloxane]; PMTFPS; Fluorosilicone Oil; Methyl(3,3,3-Trifluoropropyl) Silicone; 3,3,3-Trifluoropropylmethylsiloxane Homopolymer; Poly(3,3,3-trifluoropropylmethylsiloxane); Trifluoropropylmethyl Silicone Fluid; FS-1265 Fluid (Trade Name)
EINECS	Contact for details

Quality Control

Our Poly(Methyl-3,3,3-Trifluoropropylsiloxane) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including viscosity, specific gravity, refractive index, and fluorine content analysis, to ensure consistency and performance. Certificates of Analysis (COA) are provided with every shipment, and we support compliance with relevant regulatory frameworks for industrial and specialty applications.

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, bases, and oxidizing agents. For long-term storage under inert atmosphere, please contact us for specific recommendations.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow viscous liquid
Viscosity (25°C)	Specification available upon request
Specific Gravity (25°C)	1.25 - 1.30
Refractive Index (n20D)	1.38 - 1.40
Fluorine Content	~36%
Volatile Matter	< 1.0%
Identification (IR)	Conforms

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