The Lucky Tpp1 Solar Backsheet is a high-performance insulation solution specifically engineered for the next generation of high-voltage photovoltaic systems. Utilizing a sophisticated multi-layer architecture featuring premium PVF fluoropolymer and self-developed PO film, it provides an impenetrable barrier against harsh environmental stressors while ensuring maximum electrical safety.
Designed to meet the rigorous demands of 1500V systems and utility-scale solar plants, the Tpp1 backsheet optimizes energy yield through superior reflectivity and exceptional thermal stability. Its certified durability ensures long-term reliability in the most challenging climates, making it the ideal choice for high-reliability module requirements and double-glass applications.
| PVF Layer Thickness | 125±5μm | PO Film Melting Point | ≥160°C |
|---|---|---|---|
| Volume Resistivity | >1×10¹⁶Ω·cm | Breakdown Voltage | >15kV |
| Solar Reflectivity | ≥85% | Initial Tensile Strength | ≥100MPa |
| Elongation at Break | >120% | Interlayer Peel Strength | >6N/mm |
| UV Aging Resistance | >150kWh/m² | System Certification | Full 1500V Certification |
Optimized for 1500V systems with volume resistivity >1×10¹⁶Ω·cm to prevent leakage currents.
Stable performance after 3000h damp heat aging and 200 thermal cycles (-40°C to 85°C).
Reflectivity ≥85% significantly enhances module power generation efficiency.
High-quality PVF film with UV absorbers ensures long-term stability in harsh sunlight.
EVA interface bonding strength >60N/cm ensures bubble-free lamination.
Strictly tested and certified through IEC 62788-2 standard for global compliance.
Comprehensive inspection of all incoming PVF and PO polymers to ensure purity.
Real-time tracking of co-extrusion parameters for uniform structure density.
100% finished product appearance and electrical performance verification.
Regular sampling for UV and damp heat tests to predict lifetime stability.
Complete quality records for every production batch for full accountability.
Continuous refinement of TPP1 formulations for high-voltage efficiency.
| Performance Metric | Standard Backsheets | Lucky Tpp1 Backsheet |
|---|---|---|
| System Voltage | 1000V Limit | 1500V Certified |
| Power Efficiency | Standard Reflectivity | ≥85% High Reflectivity |
| Lifespan Stability | Standard Aging | Enhanced UV/Heat Resistance |
| Installation Risk | Moderate Leakage Risk | Ultra-Low Leakage (10¹⁶Ω·cm) |
| Maintenance Cost | Regular Replacement | Long-term Reliability |
High-voltage systems require extreme insulation to prevent electrical arcs and leakage. The Tpp1 provides a volume resistivity of >1×10¹⁶Ω·cm and breakdown voltage >15kV, ensuring safety and stability at 1500V.
PVF fluoropolymer provides superior weather resistance. Combined with high-efficiency UV absorbers, it prevents the backsheet from degrading under intense solar radiation, extending the module's operational life.
Higher reflectivity reduces energy loss by reflecting more light back into the solar cells, which directly increases the overall power generation efficiency of the photovoltaic module.
Yes, the Tpp1 backsheet is specifically recommended for special applications including double-glass modules due to its superior bonding strength and mechanical reliability.
It is tested for 200 thermal cycles ranging from -40°C to 85°C with no abnormalities, ensuring it remains intact and functional in extreme desert or arctic environments.
The product is certified through the IEC 62788-2 standard, the industry benchmark for testing the durability and performance of photovoltaic module backsheets.
