Cyclohexasiloxane — D6 / CAS 540-97-6

Description

1. Product Overview

Cyclohexasiloxane (D6) is a high-purity cyclic silicone fluid belonging to the siloxane family, widely valued for its excellent spreading properties, thermal stability, and compatibility with advanced formulations. It is primarily used as a performance-enhancing ingredient in personal care, cosmetics, silicone manufacturing, and specialty industrial applications where smooth texture, volatility control, and conditioning effects are required. With its unique balance of low surface tension, chemical stability, and sensory performance, D6 supports the development of high-quality products across global markets. Its role as a specialty silicone intermediate makes it strategically important for manufacturers seeking reliable, high-performance formulation solutions.

2. Key Specifications & Technical Characteristics

• Chemical Composition:
  • Cyclic siloxane compound: Cyclohexasiloxane (D6)
  • Chemical Formula: C₁₂H₃₆O₆Si₆
  • CAS Number: 540-97-6
• Purity / Grade:
  • Industrial grade and cosmetic grade options available
  • High-purity silicone fluid suitable for demanding formulation applications
  • Low impurity profile for consistent processing performance
• Physical Characteristics:
  • Appearance: Clear, colorless liquid
  • Odor: Nearly odorless
  • Molecular Weight: Approximately 445.2 g/mol
  • Density: Approximately 0.96 g/cm³ at 25°C
  • Boiling Point: Approximately 245°C
  • Excellent thermal and oxidative stability
  • Low surface tension and high spreading ability
• Packaging Options:
  • 200 kg HDPE drums
  • 1000 kg IBC containers
  • Bulk tanker supply available for large-volume industrial orders
• Shelf Life:
  • Typically 24 months when stored in sealed containers under recommended storage conditions

3. Core Industrial Applications

• Personal Care & Cosmetics Industry:
  • Used in skin care, hair care, and cosmetic formulations as a conditioning agent, emollient, and sensory enhancer.
  • Provides smooth application, silky feel, and improved product spreadability.
• Silicone Manufacturing:
  • Serves as a silicone intermediate and processing component for specialty silicone polymers and elastomer systems.
  • Supports production of high-performance silicone materials with improved flexibility and stability.
• Industrial Specialty Formulations:
  • Applied in coatings, lubricants, release agents, and specialty chemical formulations requiring excellent slip properties and chemical resistance.
• Performance Advantages:
  • Superior spreading characteristics compared with many organic alternatives.
  • Provides stable performance under temperature variations and demanding processing conditions.
  • Enhances product quality while improving formulation efficiency and user experience.

4. Competitive Advantages

• Consistent Quality Performance:
  • Manufactured under controlled processes to ensure reliable purity, viscosity, and formulation compatibility.
• Reliable Global Supply:
  • Stable production capacity with flexible supply options for industrial-scale requirements.
• Logistics Capability:
  • Available in multiple packaging formats with export-ready handling for international shipments.
• Cost & Operational Efficiency:
  • High-performance silicone properties enable manufacturers to achieve premium product characteristics with optimized formulation efficiency.
• Sustainability Considerations:
  • Long-lasting silicone performance reduces material replacement frequency and supports durable product development strategies.
• Technical Documentation Support:
  • Available with technical data sheets (TDS), safety data sheets (SDS), certificates of analysis (COA), and quality documentation for industrial procurement requirements.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT
• Loading Capacity: Approximately 20 MT per 20-foot container (depending on packaging configuration and shipping requirements)