Description

Siloxanes And Silicones, Di-Me, Me Vinyl Polymers With Ph Silsesquioxanes is a specialized hybrid silicone polymer engineered to deliver enhanced thermal stability and mechanical properties. This compound matters for formulators seeking to create high-performance materials that withstand extreme environments while offering excellent processability. It is primarily needed by manufacturers in the advanced composites, high-temperature elastomers, and specialty coatings industries for demanding applications.

Application

• High-Performance Elastomers: Used as a key component in silicone rubber formulations requiring superior heat resistance and low compression set.
• Advanced Composite Materials: Acts as a modifier or resin component in fiber-reinforced composites for aerospace and automotive sectors.
• Specialty Release Coatings: Formulated into non-stick, high-temperature resistant coatings for industrial molding processes.
• Adhesives and Sealants: Enhances the thermal and oxidative stability of silicone-based adhesives used in electronics and construction.
• Encapsulation and Potting Compounds: Provides protective, stable matrices for sensitive electronic components exposed to thermal cycling.
• Additive for Plastics and Lubricants: Improves surface properties, thermal stability, and flow characteristics as a functional additive.

Basic Information

Product Name	Siloxanes And Silicones, Di-Me, Me Vinyl Polymers With Ph Silsesquioxanes
CAS No.	115340-97-1
Molecular Formula	Contact for details
Molecular Weight	Varies by polymer chain length and composition
Synonyms	Vinylphenyl T-silsesquioxane-dimethylsiloxane copolymer; Phenyl Vinyl Silsesquioxane-Dimethylsiloxane Copolymer; Vinyl POSS-silicone hybrid polymer; Poly(dimethylsiloxane-co-methylvinylsiloxane-co-phenylsilsesquioxane); PDMS-Phenyl Vinyl POSS copolymer; Methylvinylphenyl polysilsesquioxane-dimethylsiloxane polymer; Hybrid silicone-POSS resin
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Quality is assured through batch-specific analysis of key parameters such as vinyl content, phenyl content, molecular weight distribution, and viscosity. Certificates of Analysis (COA) detailing these specifications are available upon request, supporting your quality assurance and regulatory documentation 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 sources of ignition. For long-term storage under inert atmosphere, please contact us for specific recommendations.

Specification

Item	Specification
Appearance	Viscous liquid to semi-solid
Color	Colorless to pale yellow
Vinyl Content (mol%)	Contact for details
Phenyl Content (mol%)	Contact for details
Viscosity (25°C, cSt)	Specified per grade
Specific Gravity (25°C)	Contact for details
Refractive Index (n20D)	Contact for details
Volatile Content (%)	≤ 2.0

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