Silanol Terminated Polydimethylsiloxane: Properties, Applications, and Sourcing as a Premium Silicone Intermediate
Discover the versatile applications and critical properties of Silanol Terminated Polydimethylsiloxane. As a leading supplier, we provide high-quality silicone fluids essential for RTV sealants, textile treatments, and advanced material formulations. Learn why purchasing from a trusted manufacturer in China offers significant advantages.
Get a Quote & SampleUnlocking the Potential of Hydroxyl-Terminated Silicone Fluids

Silanol Terminated Polydimethylsiloxane
As a reliable silicone manufacturer and supplier, we offer Silanol Terminated Polydimethylsiloxane (CAS 70131-67-8), a cornerstone chemical intermediate. Its terminal hydroxyl groups enable crucial condensation reactions, making it ideal for formulating one-component RTV silicone sealants and for modifying organic polymers. Explore how our consistent supply and competitive price can benefit your product development and manufacturing processes.
- Key Intermediate for RTV Silicone Sealants: This silicone fluid is the fundamental base polymer for condensation curing RTV silicone sealants, widely used in construction and electronics.
- Versatile Textile & Leather Treatment: Utilize our high-purity silanol-terminated PDMS as a waterproofing, softening, and anti-sticking agent for fabrics, paper, and leather, enhancing product performance.
- Cosmetic & Personal Care Applications: Its unique properties make it a valuable ingredient in cosmetic formulations, acting as a surfactant and conditioning agent for enhanced skin and hair care products.
- Customizable Viscosity and Hydroxyl Content: We offer this essential chemical intermediate with precise specifications, including a hydroxyl content of 9.0% Min and viscosities suitable for various industrial demands, ensuring optimal performance for your specific needs.
Why Choose Our Silanol Terminated Polydimethylsiloxane?
Consistent Quality from a Trusted Manufacturer
Source your silanol-terminated silicone fluid from a reputable manufacturer in China. We ensure stringent quality control, providing you with a reliable supply of CAS 70131-67-8 for your critical formulations. Buy with confidence knowing you're getting a high-performance chemical intermediate.
Cost-Effective Sourcing and Competitive Pricing
Leverage our direct supplier relationship to secure competitive pricing for Silanol Terminated Polydimethylsiloxane. We understand the importance of cost-efficiency for B2B procurement and aim to provide the best value without compromising on quality.
Expert Technical Support and Application Guidance
Our team offers expert technical advice to help you integrate our hydroxyl-terminated silicone fluid into your product development. Whether you need guidance on RTV silicone sealant formulations or textile treatment applications, we are here to assist.
Key Application Areas for Silicone Fluids
Textile & Leather Finishing
Enhance fabric and leather properties like softness, water repellency, and anti-static behavior. Our silanol-terminated PDMS is an excellent choice for textile auxiliaries and leather treatments.
Cosmetics & Personal Care
Incorporate this silicone fluid into cosmetic formulations for its conditioning and surfactant properties, widely used in hair care and skin creams for a smooth feel.
RTV Silicone Sealant Production
As a primary base polymer, it enables the creation of high-performance RTV-1 silicone sealants crucial for construction, automotive, and electronics industries. Purchase our material to manufacture top-tier sealants.
Polymer Modification
Improve the flexibility, thermal stability, and surface properties of organic polymers by using this silicone fluid as a modifier. Explore its potential in blends and composites.