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IOTA PHPS Perhydropolysilazane Coating: Low-Temp SiO₂ Conversion, Multi-Substrate Protection Solution

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IOTA PHPS perhydropolysilazane coating, with PHPS as core component in solvent dilution, features excellent solubility, fast curing, and versatile curing methods (room temp/moisture/high temp). It exhibits strong adhesion to metals, ceramics, and polymers, converting to SiO₂ film at low temperatures. With 9H hardness, >90% transmittance, and weather resistance, it’s widely used in anti-graffiti, precious metal anti-corrosion, semiconductor insulation, etc.


Key Performance Highlights

  • Low-Temp SiO₂ Conversion: Ceramicizes at 80-150℃, avoiding substrate damage, ideal for plastics/electronics; converted SiO₂ film density >95%.
  • Efficient Curing & Application: Controllable curing time (4h room temp tack-free/30min high temp cure), compatible with spraying/dipping/spinning, 5-50μm adjustable thickness for industrial production.
  • Multi-Substrate Adhesion: 0-class cross-cut adhesion on stainless steel/aluminum, 1.2MPa on PC/PMMA, solving traditional SiO₂ coating interface issues.

Multi-Field Application Solutions

  • Building Anti-Graffiti: Wall/glass coating enables easy graffiti removal, 5-year protection cycle, 80% lower maintenance cost, <2% transmittance loss.
  • Precious Metal Anti-Corrosion: Nano SiO₂ layer on gold/silver resists sulfidation/oxidation, 500h salt spray no discoloration, maintaining original luster.
  • Semiconductor Insulation: Electronic circuit coating with dielectric constant 3.8-4.2, breakdown voltage >10kV/μm, compatible with lithography processes.
  • Plastic Packaging Barrier: PET/PP film coating reduces oxygen transmission by 90%, water vapor transmission <0.1g/(m²·24h), extending food shelf life 2-3x.

Product Form & Storage Advantages

  • Flexible Solvent System: Soluble in xylene/dibutyl ether, 2%-20% solid content adjustable, reducing transportation/storage costs.
  • Stability Assurance: 0.5L/5L/20L sealed metal drums, 0-25℃ storage, 12-month unopened shelf life, >6-month post-opening life under sealed low-temp storage.

IOTA PHPS integrates "low-temp conversion + multi-substrate compatibility + full-scenario protection" to serve construction, electronics, packaging industries, enhancing product durability and value.


Room termperature curing polysilazane, pls check IOTA 9150, IOTA 9150K.       
High termperature curing polysilazane, pls check IOTA 9108IOTA 9118.

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