

Dodecamethylpentasiloxane with CAS 141-63-9
What is Dodecamethylpentasiloxane?
Dodecamethylpentasiloxane, commonly known as L5 or Pentasiloxane, is a high-performance linear silicone compound widely used in the cosmetics, personal care, and industrial sectors. As a leading chemical exporter, Runtai Chemical provides premium-grade Dodecamethylpentasiloxane with consistent quality, competitive pricing, and reliable international shipping.
This clear, colorless liquid silicone oil offers exceptional volatility, low surface tension, and excellent spreading properties, making it an ideal ingredient for various formulations. Our Dodecamethylpentasiloxane meets international quality standards and is manufactured under strict quality control procedures to ensure optimal performance in your applications.
Runtai Chemical is a professional and reliable China manufacturer of Dodecamethylpentasiloxane with CAS 141-63-9 with higher purity and lower price. If you are interested in our Dodecamethylpentasiloxane, PLS free to contact us for a free sample!
Product Advantages
- Excellent Volatility: Fast-evaporating properties leave no residue, creating a light, non-greasy feel perfect for modern cosmetic formulations.
- Superior Spreading: Low surface tension enables exceptional spreading and wetting properties, ensuring even distribution in formulations.
- Silky Smooth Texture: Imparts a luxurious, silky feel to skin and hair products, enhancing sensory experience and consumer satisfaction.
- Excellent Solubility: Compatible with a wide range of cosmetic ingredients, oils, and active compounds for versatile formulation options.
- Water Repellent: Provides excellent water resistance and moisture protection without heavy or occlusive feel on skin.
- Chemical Stability: Maintains stability across various pH levels and temperatures, ensuring long-term product performance.
- Non-Comedogenic: Won’t clog pores, making it suitable for all skin types including sensitive and acne-prone skin.
- Fast-Drying: Quick evaporation rate reduces drying time in formulations, improving user experience and product efficiency.
Dodecamethylpentasiloxane Quick details
- Chemical Name:DECAMETHYLTETRASILOXANE
- INCI name:Dimethicone
- CAS No.:141-63-9
- Viscosity: 2
- Molecular Formula:C12H36O4Si5
- Molecular weight:384.84
- Appearance:Colorless transparent liquid
- Assay:99%
- Synonyms:1,1,1,3,3,5,5,7,7,9,9,9-Dodecamethylpentasiloxane;dodecamethyl-pentasiloxan;Pentasiloxane,dodecamethyl-;Dodecamethyl-2,4,6,8-tetraoxa-1Chemicalbook,3,5,7,9-pentasilanonane;Dodecamethylnonanepentasiloxane;Penta(dimethylsiloxane);Dodecamethylpentasiloxane,97%;DODECAMETHYLPENTASILOXANE
Dodecamethylpentasiloxane Typical Properties
| Item | Specification | Results |
| Appearance | Colorless liquid | Conforms |
| Odor | No odor | No odor |
| Viscosity | 1.45-1.65 | 1.54 |
| Refractive index | 1.385-1.390 | 1.3882 |
| Acid value | <5 | 0.32 |
| Assay | ≥99% | 99.81% |
| D4 | <0.1 | 0.012 |
| D5 | <0.1 | N.D. |
| D6 | <0.1 | N.D. |
| Conclusion | The results conforms with enterprise standards | |
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Dodecamethylpentasiloxane Applications
Cosmetics & Personal Care
- Skincare Products: Facial serums, moisturizers, anti-aging creams, sunscreens, and BB/CC creams
- Hair Care: Hair conditioners, styling products, hair serums, shine sprays, and heat protection products
- Makeup Products: Foundations, primers, concealers, lipsticks, and color cosmetics for smooth application
- Deodorants & Antiperspirants: Roll-ons and spray formulations for quick-drying, non-sticky feel
- Nail Care: Nail polish formulations and nail treatment products
Industrial Applications
- Textile Treatment: Fabric softeners and finishing agents for improved texture and water repellency
- Leather Processing: Leather conditioning and finishing for enhanced softness and water resistance
- Mold Release Agents: Industrial molding processes requiring clean, residue-free release
- Carrier Fluid: Solvent and carrier for various industrial formulations and coatings
- Electronics: Cleaning and protective coating applications in electronic manufacturing
Specialty Applications
- Pharmaceutical: Drug delivery systems and topical pharmaceutical preparations
- Agriculture: Pesticide formulations and crop protection products as spreading agent
- Automotive: Polish formulations and protective coatings for automotive care
Dodecamethylpentasiloxane Package & Storage
- Package: 20kg/drum; 200kg/drum
- Storage: Store in a cool place and keep it sealed to avoid direct sunlight.
Hot tags
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