Decamethyltetrasiloxane
- CAS No.141-62-8
- GradeIndustrial / Pharmaceutical
- Availability● In Stock
High-purity Decamethyltetrasiloxane (CAS 141-62-8) designed for silicone rubber and oil production. Reliable global supply with strict quality control.
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Product Overview
Decamethyltetrasiloxane is a premium linear siloxane intermediate widely recognized for its exceptional stability and versatility in the organosilicon industry. As a key building block, this compound plays a critical role in the synthesis of advanced silicone materials. Our manufacturing process ensures high purity levels, making it an ideal choice for demanding industrial applications where consistency and performance are paramount.
This colorless transparent liquid exhibits excellent physical properties, including low viscosity and high thermal stability. These characteristics allow it to function effectively as a chain terminator or modifier in various polymerization reactions. By integrating this material into your production workflow, manufacturers can achieve superior control over molecular weight distribution and final product characteristics.
Technical Specifications
| Parameter | Value |
|---|---|
| CAS Number | 141-62-8 |
| Molecular Formula | C10H30O3Si4 |
| Molecular Weight | 310.69 g/mol |
| Purity | ≥99.0% |
| Density | 0.854 g/cm3 |
| Boiling Point | 194°C |
| Melting Point | -68°C |
| Refractive Index | 1.389 |
Industrial Applications
The primary utility of Decamethyltetrasiloxane lies in its capacity to modify and enhance silicone-based formulations. It is extensively used in the production of silicone rubber, where it acts as a structural regulator to improve elasticity and durability. Additionally, it serves as a head sealant for silicone oils, ensuring optimal viscosity and preventing unwanted side reactions during storage and use.
Beyond rubber and oil production, this chemical is employed as an industrial powder modification treatment agent. It imparts hydrophobic properties to surfaces, enhancing water resistance and flow characteristics in composite materials. Whether used in textiles, coatings, or plastics, this siloxane provides reliable performance benchmarks for formulators seeking consistent results.
Quality Assurance And Handling
We adhere to rigorous quality control standards to guarantee that every batch meets specified purity requirements. Each shipment is accompanied by a Certificate of Analysis (COA) verifying key parameters such as purity, density, and refractive index. Our global manufacturing facilities are equipped with state-of-the-art testing equipment to ensure compliance with international safety and quality norms.
- Consistent batch-to-batch reproducibility
- Strict impurity control measures
- Comprehensive documentation support
- Responsive technical service team
Storage And Safety
To maintain optimal quality, Decamethyltetrasiloxane should be stored in a cool, ventilated area away from direct sunlight and heat sources. Containers must be kept tightly sealed to prevent contamination or moisture absorption. While generally stable, standard industrial safety protocols should be followed during handling, including the use of appropriate personal protective equipment. For bulk orders, we offer flexible packaging options, including 190 kg drums, tailored to meet specific logistical requirements.
