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IOTA 66965 is a POSS (Polyhedral Oligomeric Silsesquioxane) product featuring vinyl functional groups, with a well-defined nanoscale cage-like molecular structure. Its molecular skeleton consists of silicon-oxygen bonds, with reactive vinyl groups attached to the periphery. It can be used as a nanoscale functional monomer in areas such as polymer modification, nanocomposite materials, high-performance coatings, and UV-curable systems.
| Parameter | Detail |
|---|---|
| CAS No. | 69655-76-1 |
| Molecular Formula | C₁₆H₂₄O₁₂Si₈ |
| Molecular Weight | 633.03 g/mol |
| Parameter | Specification |
|---|---|
| Appearance | White powder |
| Purity | ≥98% |
Nanoscale molecular dimensions – cage structure of approximately 1–2 nm enables molecular-level dispersion
Active vinyl functional groups – can participate in free radical polymerization, addition reactions, and various other chemical reactions
High purity – ≥98% purity ensures consistent and reliable quality
Excellent thermal stability and weather resistance – silicon-oxygen backbone imparts outstanding durability
Good compatibility – compatible with a wide range of organic polymer systems
Polymer modification
Acts as a nanoscale crosslinker or grafting monomer to enhance heat resistance, mechanical properties, and dimensional stability of polymers.
Nanocomposite materials
Used to prepare organic-inorganic hybrid materials, imparting low dielectric properties, scratch resistance, hydrophobicity, and other characteristics.
High-performance coatings
Incorporated into UV-curable or thermally curable coating systems to improve hardness, scratch resistance, and weather resistance.
Electronic encapsulation and optoelectronic devices
Applied in insulating layers or dielectric materials to enhance device reliability.
✅ High purity ≥98% – quality assured
✅ Nanoscale cage structure – excellent dispersibility
✅ Vinyl reactive sites – flexible reaction options
✅ Multi-functional modifier – broad application range
✅ Combines organic and inorganic advantages – upgrades material performance
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