In the realm of advanced composites and complex formulations, chemical inertness between substrates, ionic interference, and pH conflicts often lead to coating cracking, filler sedimentation, or interlayer delamination—posing critical bottlenecks that restrict material stability and functional integration. Conventional silica sols, with their highly reactive surface silanol groups and poor tolerance to multivalent metal ions, frequently fail to meet high-end modification requirements. Addressing these challenges, the
IOTA Inorganically Modified Silica Sol series (CC2005 / CC3010 / CC3020 / CC4080), maturely mass-produced by Anhui IOTA, has become a core stabilizer and interfacial bridge in inorganic composite systems. Leveraging modified nano-silica particles defined by
high compatibility, wide pH adjustability, and graded particle sizing, it constructs a robust, homogeneous, and controllable "inorganic network framework" for your formulations.
Dual Grading by Particle Size and Solid Content, Matching Diverse Composite Scenarios
IOTA Inorganically Modified Silica Sol offers a complete gradient—from fine to coarse particle sizes and from low to high solid content—precisely adapting to stringent micro-structural and rheological demands across various composite processes:
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CC2005 (SiO₂ 20±1%, Particle Size: 6-9 nm): Low-solid fine type. Ideal for viscosity-sensitive applications requiring high transparency, such as water-based coatings, resin modifications, and electronic encapsulants, offering superior dispersibility and filling capability.
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CC3010 (SiO₂ 30±1%, Particle Size: 10-20 nm): Versatile generalist. Balances solid content and particle size, making it the preferred choice for ceramic slurries, refractory binders, and architectural waterproofing coatings, enhancing system density and weather resistance.
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CC3020 (SiO₂ 30±1%, Particle Size: 20-30 nm): Medium-coarse reinforcement type. Suited for structural adhesives, friction materials, and specialty cement-based composites where higher mechanical strength is paramount, constructing a denser 3D network.
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CC4080 (SiO₂ 40±1%, Particle Size: 80-90 nm): High-solid coarse type. Engineered for high-load, high-wear, and high-barrier scenarios such as specialty coatings, fireproofing materials, and premium polishing slurries, delivering exceptional load-bearing capacity and barrier performance.
Empowered by Inorganic Modification: Enhanced Stability & Compatibility
Building upon the intrinsic advantages of silica sol, the entire series achieves two significant breakthroughs through
inorganic modification technology:
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Superior Compatibility: Exhibits excellent tolerance towards multivalent metal ions (e.g., Al³⁺, Fe³⁺, Ca²⁺) compared to conventional sols, resisting flocculation or precipitation, thus ensuring safe integration into composite systems containing metal salts.
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Free pH Adjustment: The pH can be flexibly adjusted within a mild alkaline range of 8-10, accommodating diverse process-specific acid-base environments and preventing premature gelation or failure caused by pH shock.
Flexible Customization, On-Demand Development
Addressing the unique requirements spanning ceramics, construction, metallurgy, electronics, and new energy sectors, IOTA provides comprehensive customization services covering solid content, particle size, pH, degree of modification, and even packaging formats. This ensures the micro-structure of the modified silica sol aligns precisely with your substrate characteristics and process parameters, facilitating a value shift from mere "material compatibility" to true "performance synergy."
From toughening ceramic green bodies against cracking and strengthening refractory binders to enhancing water resistance in construction coatings and ensuring insulation in electronic encapsulation—IOTA Inorganically Modified Silica Sol, with its inherent inorganic stability and modification-derived compatibility, serves as a reliable cornerstone for building high-performance composite systems.
Choosing IOTA means choosing the wisdom of inorganic modification to uphold the quality standards of every material fusion and structural reinforcement.
