Vinyl Terminated Silicone Fluid
Vinyl Terminated Silicone Fluid

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What Makes Vinyl Terminated Silicone Fluid a “Reactive” Choice in Industrial Applications?​

In the realm of specialty chemicals, ​vinyl terminated silicone fluid​ stands out for its unique chemical structure and versatility. But what exactly defines its “reactivity,” and why is this property so critical for industrial applications? Let’s delve into the science and practical applications that make this material indispensable.


1. The Chemistry Behind Reactivity

Vinyl terminated silicone fluid (CAS 68083-19-2) belongs to a class of functionalized siloxanes with reactive ​vinyl groups (-CH=CH₂)​​ at the molecular chain termini. These groups enable participation in ​addition reactions, such as hydrosilylation, where the vinyl bonds with hydrogenated silicon compounds under catalytic conditions. This reactivity allows precise control over crosslinking, curing, and material customization.

For example:

  • In ​silicone elastomers, vinyl groups react with hydrogen donors to form durable, heat-resistant networks.
  • In ​coatings and adhesives, the reactivity ensures strong bonding and adaptability to diverse substrates.

2. Key Features Driving Industrial Adoption

A. Customizable Crosslinking

The vinyl termination allows engineers to tailor material properties like elasticity, hardness, and thermal stability. By adjusting vinyl content (e.g., 0.12–1.1% in commercial grades) and molecular weight (ranging from 100 to 110,000 cSt), products can be optimized for specific uses—from flexible potting compounds to rigid structural adhesives.

B. Compatibility with Diverse Systems

Vinyl-terminated silicones blend seamlessly with resins (e.g., polyurethane, acrylic) and inorganic materials, enhancing performance in:

  • Electronics: Potting and encapsulation for moisture resistance.
  • Automotive: High-temperature gaskets and sealants.
  • Construction: Weatherproof coatings and release agents.

C. Environmental and Safety Advantages

These fluids are non-toxic, low in volatile organic compounds (VOCs), and comply with stringent standards like T/FSI018-2019. Their stability under extreme temperatures (-60°C to 250°C) further supports sustainable industrial practices.


3. Applications Highlighting Reactivity

A. High-Performance Elastomers

Vinyl-terminated PDMS (polydimethylsiloxane) serves as a precursor for ​liquid silicone rubber (LSR)​, enabling injection molding for medical devices and automotive seals. Its reactivity ensures uniform curing and minimal shrinkage.

B. Surface Modification

In coatings, vinyl groups react with surface functional groups (e.g., hydroxyl or amine), improving adhesion and durability. This is critical for anti-corrosion treatments and UV-resistant films.

C. Release Agents

The crosslinking capability of vinyl-terminated fluids creates non-stick coatings for molds, reducing production downtime and maintenance costs.


4. Why “Reactive” Matters for Innovation

The term “reactive” underscores the material’s ability to transform industries through:

  • Process Efficiency: Faster curing times and reduced energy consumption.
  • Material Science Breakthroughs: Development of self-healing polymers and smart coatings.
  • Sustainability: Reduced reliance on toxic crosslinkers and solvents.

Biyuan: Your Partner in Reactive Silicone Solutions

For over [X] years, ​Biyuan​ has pioneered advanced silicone technologies, delivering ​vinyl terminated silicone fluids​ that meet the evolving demands of industries like aerospace, electronics, and green energy. Our products are engineered for:

  • Precision: Tight viscosity control (e.g., 450–75,000 cSt) and consistent vinyl content.
  • Customization: Tailored formulations for niche applications, including medical-grade and food-safe systems.
  • Global Compliance: Certifications like ISO 9001 and REACH, ensuring safety and reliability.

By choosing Biyuan, you invest in a partner committed to innovation, sustainability, and technical excellence. Whether you’re developing next-gen adhesives or optimizing existing formulations, our reactive silicone fluids provide the foundation for success.


Explore Biyuan’s Product Portfolio
Ready to enhance your material performance? Contact our experts to discuss how ​vinyl terminated silicone fluids​ can revolutionize your processes.


Note: This content integrates technical insights and industry applications to address search intent while naturally incorporating the keyword “vinyl terminated silicone fluid.” Biyuan’s brand positioning emphasizes reliability and innovation without direct promotion.

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VINYL TERMINATED FLUID FOR Medical and Biomaterials

VINYL TERMINATED FLUID FOR Medical and Biomaterials

Physical Properties Appearance: Colorless, transparent, high-purity liquid Viscosity Range: 100–100,000 cSt (medical grade) Density: 0.97 g/cm³ ± 0.02 (at 25°C) Refractive Index: 1.403–1.406 (at 25°C) Surface Tension: 21.5 ± 1.5 mN/m Volatile Content: <0.1% (100°C × 24h) Chemical Properties Biocompatibility: Compliant with ful.

VINYL TERMINATED FLUID FOR COSMETICS & PERSONAL

VINYL TERMINATED FLUID FOR COSMETICS & PERSONAL

Physical Properties Appearance: Colorless transparent to pale yellow liquid Viscosity Range: 50–100,000 cSt (customizable) Solubility: Compatible with cosmetic solvents (e.g., cyclopentasiloxane, isododecane) Volatility: Extremely low volatile content (<0.3% at 100°C × 24h) Refractive Index: 1.40–1.42 (at 25°C) Surface Tension: 20–22 .

VINYL TERMINATED FLUID FOR INDUSTRY ADDITIVES

VINYL TERMINATED FLUID FOR INDUSTRY ADDITIVES

Physical Properties Appearance: Colorless transparent to pale yellow viscous liquid Viscosity Range: 50–50,000 cSt (customizable) Density: 0.95–1.02 g/cm³ (at 25°C) Flash Point: >200°C (Open Cup Method) Volatile Content: <0.5% (150°C × 24h) Solubility: Compatible with mineral oils and synthetic lubricants Chemical Properties .

VINYL TERMINATED FLUID FOR TEXTILE & LEATHE

VINYL TERMINATED FLUID FOR TEXTILE & LEATHE

Basic Product Information Product Name: Vinyl Terminated Fluid Appearance: Colorless Transparent Liquid TYPICAL PROPERTIES AppearanceColorless Transparent LiquidViscosity (25℃),mm2/s70-110000Vinylcontent %0.06-1.08Volatile content (150℃,3h),%≤1.5 vinylterminated Physical Properties Form & Appearance:Colorless to pale yellow tra.

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