Description

Siloxanes And Silicones, Di-Me, Me Phenethyl is a specialized organosilicon compound belonging to the phenylalkyl-modified silicone family. This chemical is valued for its unique combination of silicone fluid properties with the enhanced thermal stability and compatibility imparted by the phenethyl group. It serves as a critical intermediate and functional additive for manufacturers seeking to modify material surfaces, improve lubricity, or enhance the performance of final formulations. Key industries that utilize this product include advanced polymer manufacturing, high-performance lubricants, and personal care product development.

Application

• As a reactive intermediate in the synthesis of specialty silicone resins and elastomers.
• As a high-temperature stable lubricant additive or base fluid for specialized industrial applications.
• As a surface-modifying agent to impart water repellency, gloss, and smoothness to coatings and films.
• As a key ingredient in the formulation of release agents for molding and casting processes.
• As a conditioning and emollient agent in high-end personal care and cosmetic products (hair care, skin care).
• As a plasticizer and flow aid in the processing of engineering plastics and composites.
• As a defoamer component for demanding industrial processes requiring chemical resistance.

Basic Information

Product Name	Siloxanes And Silicones, Di-Me, Me Phenethyl
CAS No.	67762-82-7
Molecular Formula	Typically a mixture; Representative component: C11H18OSi
Molecular Weight	Varies by composition; Representative MW: ~194.35 g/mol
Synonyms	Dimethyl Methylphenethyl Siloxane; Phenethyldimethylsiloxane; Methylphenethyl-Dimethyl Siloxane Copolymer; Polydimethylsiloxane, methylphenethyl-terminated; PDMS, phenethyl modified; Silicone fluid, phenethyl; Dow Corning® 556 Fluid (related trade category); Phenylalkyl silicone oil
EINECS	Contact for details

Quality Control

Our production of Siloxanes And Silicones, Di-Me, Me Phenethyl adheres to stringent quality management systems to ensure batch-to-batch consistency and reliability. Each lot is characterized using advanced analytical techniques including Gas Chromatography (GC), Fourier-Transform Infrared Spectroscopy (FT-IR), and viscometry to confirm identity, purity, and key physical properties. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all relevant specifications. Our quality commitment supports compliance with relevant frameworks for industrial and specialty chemical 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 oxidizing agents, strong acids, and strong bases. For long-term storage, consider under an inert atmosphere (e.g., nitrogen) to maintain product integrity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow viscous liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 95.0% (as specified grade)
Viscosity @ 25°C	Specified range (cSt)
Refractive Index @ 20°C	Specified range
Specific Gravity @ 25°C	Specified range
Water Content (KF)	≤ 0.1%

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