Decamethylcyclopentasiloxane (D5): The Versatile Silicone Oil for Cosmetics and Industrial Applications
Unlock the power of D5 silicone, a highly volatile and non-greasy ingredient, essential for superior product performance and formulation flexibility across diverse industries.
Get a Quote & SampleProduct Core Value: Unmatched Versatility & Performance

Decamethylcyclopentasiloxane (D5)
Decamethylcyclopentasiloxane, widely recognized as D5 or Cyclopentasiloxane, is a premium cyclic volatile methylsiloxane (cVMS) celebrated for its exceptional purity and versatile properties. This colorless, odorless liquid forms the backbone of numerous formulations, providing a unique balance of volatility and spreading capabilities. Its minimal residue and non-irritating nature make it an indispensable cosmetic solvent and emollient across the personal care and industrial sectors.
- Enhance Your Formulations: Our D5 silicone oil for hair conditioner formulation delivers superior detangling and frizz control, leaving hair silky and smooth.
- Rapid Absorption & Smooth Application: As a volatile silicone, D5 ensures cosmetic products, including lotions and sunscreens, spread evenly and absorb quickly, without any greasy residue.
- Industrial Efficiency & Purity: For industrial use, our decamethylcyclopentasiloxane supplier China offers high-purity D5, crucial for applications like dry cleaning and specialty lubrication.
- Reliable Chemical Intermediate: Leverage D5 as a critical chemical intermediate in the production of high molecular weight silicone polymers, ensuring quality and performance.
Product Advantages: Elevating Your Creations
Superior Sensory Experience
Decamethylcyclopentasiloxane imparts a luxurious, silky feel to skin and hair, facilitating excellent spreadability and quick absorption, making it an ideal personal care ingredient.
High Purity & Safety Profile
Our D5 is extracted with advanced technology, ensuring a high-purity product. It's non-irritating and non-comedogenic, making it a safe choice for diverse formulations, including those where you want to buy cyclopentasiloxane for skincare products.
Broad Compatibility & Stability
D5 demonstrates excellent compatibility with a wide range of cosmetic ingredients and solvents, maintaining stability in various acidic or aqueous systems, which is vital for any product formulation.
Key Applications
Personal Care & Cosmetics
D5 silicone oil is a cornerstone in personal care, enhancing products like antiperspirants, deodorants, hair sprays, skin creams, and makeup. Its volatile silicone nature ensures a non-greasy, smooth finish, making it perfect for quick-drying cosmetic solvent applications.
Industrial & Specialty Solvents
As a powerful industrial D5 solvent, it's widely used in dry cleaning as an eco-friendly alternative and in various industrial cleaning fluids. Its unique properties ensure effective cleaning without residue.
Lubricants & Release Agents
Decamethylcyclopentasiloxane's low viscosity and thermal stability make it an excellent choice for high-performance industrial lubricants, electronics lubricants, and mold release agents.
Textile & Fabric Treatment
In the textile industry, D5 siloxane imparts water and stain resistance to fabrics, improving durability and longevity, and is increasingly sought after by manufacturers for its unique properties.