SC-710 Mercapto Functional Silicone Fluid
SC-710 is a high-viscosity mercapto-functional silicone fluid from Genesee Polymers. With pendant –SH groups on a PDMS backbone, it offers strong reactivity, metal adhesion, and release properties—ideal for coatings, rubber, polymers, and UV-curable systems.
Product Introduction:
SC-710 is a high-viscosity mercapto-functional silicone fluid developed by Genesee Polymers Corporation. It features pendant mercaptopropyl (-SH) groups grafted onto a dimethylsiloxane (PDMS) backbone, providing exceptional chemical reactivity, metal adhesion, and release performance. Designed for use in advanced formulations, GP-710 is ideal for coatings, rubber processing, polymer modification, and UV-curable systems.
Technical Specifications
| Property | Value |
|---|---|
| Appearance | Clear, colorless to light straw liquid |
| Viscosity @ 25 °C | ~32,000 cP |
| Specific Gravity @ 25 °C | 0.98 |
| Flash Point (PMCC) | >450°F (>232°C) |
| Active Content | 100% (Solvent-free) |
| Mercapto Content (–SH) | 0.28% |
| Refractive Index @ 25 °C | 1.4080 |
| Estimated Molecular Weight | ~70,000 g/mol |
| Solubility | Aliphatic hydrocarbons |
Key Features and Benefits
High Mercapto Reactivity
Reacts readily with unsaturated compounds such as olefins, styrenes, acrylates, methacrylates, isocyanates, and epoxies—ideal for crosslinking and grafting applications.Excellent Metal Adhesion
Strong affinity for metal surfaces enables use in corrosion-resistant coatings and adhesion-promoting formulations.Superior Mold Release Performance
Offers better release properties than conventional dimethyl silicones, suitable for plastic and rubber molding.Enhanced Thermal and Oxidative Stability
Maintains performance under elevated temperatures and in harsh environments.Versatile Compatibility
Soluble in aliphatic hydrocarbons and compatible with various resins, polymers, and elastomers.
Application Areas
SC-710 is widely used in industries requiring high-performance surface modification, controlled crosslinking, and chemical reactivity:
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Mold Release Agents – For plastics and rubber, including sulfur- and peroxide-cured systems
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Internal Lubricant – Enhances processing and flow in rubber compounds
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UV/EB-Curable Systems – Used as a reactive additive in radiation-cured inks and coatings
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Corrosion-Resistant Coatings – Improves durability and adhesion to metal substrates
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Vinyl and Acrylic Polymer Modification – Functions as a co-reactant to tailor polymer performance
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Heat-Stabilizing Additive – Improves thermal resistance in silicone formulations
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Copolymer Synthesis – Key intermediate in organic/silicone hybrid material development
Packaging Options:
We offer flexible packaging for both R&D and bulk industrial use:
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1 kg & 5 kg HDPE bottles (sample/lab-scale)
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25 kg pails & 200 kg drums (industrial production)
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1000 kg IBC totes available on request
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Custom viscosity grades and formulations available under Silico® brand lines
All technical data provided is based on current knowledge and experience. Users must test product suitability for intended applications.
No warranties are expressed or implied. Silico® assumes no liability for incidental or consequential damages.
Jessica G.
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