The Lucky KPCw1 Solar Backsheet is a high-performance encapsulation solution engineered for the most demanding photovoltaic environments. Utilizing a premium PVDF fluoropolymer weather-resistant layer, this backsheet provides an impenetrable barrier against UV radiation and extreme climatic conditions, ensuring that solar modules maintain peak efficiency throughout their operational lifespan.
Designed for versatility and durability, the KPCw1 integrates a sophisticated fluorinated coating cured adhesive system that guarantees superior bonding stability with EVA. From utility-scale solar farms to high-humidity coastal installations, this product is the professional choice for manufacturers seeking to minimize degradation and maximize the long-term reliability of PV modules.
| UV Blocking Rate | >95% UV protection | Temperature Range | -40°C to 85°C |
|---|---|---|---|
| Aging Test (Dual 85) | 3000-hour validated | Peel Strength (with EVA) | >60N/cm |
| Tensile Strength | >90% retention after damp heat | UV Accelerated Aging | Passes 200kWh/m² test |
| Bond Strength | >85% retention in humid environments | Chemical Resistance | Acids, alkalis, solvents, salt spray |
| Material Base | PVDF Fluoropolymer | Interface Stability | Verified through thermal cycling |
Specialized PVDF formulation achieves over 95% UV blocking, preventing polymer degradation and yellowing.
Passes the rigorous 3000-hour dual 85 aging test, ensuring stable performance for decades.
Cured adhesive layer provides peel strength >60N/cm, eliminating risks of delamination.
Maintains mechanical integrity across a wide temperature spectrum from -40°C to 85°C.
Effectively withstands salt spray, acids, and alkaline substances, ideal for coastal areas.
100% dimensional inspection and full traceability records for every production batch.
Comprehensive inspection of all incoming fluoropolymer resins and chemicals.
Continuous tracking of key production parameters to ensure consistency.
Finished product appearance and dimensional verification for every unit.
Regular sampling for thermal cycling and humidity aging tests.
Complete quality records linked to batch numbers for rapid auditing.
Open facility access for joint advancements in PV module technology.
| Feature Metric | Standard Backsheet | Lucky KPCw1 |
|---|---|---|
| UV Blocking Rate | ~70-80% | >95% |
| Aging Endurance | 1000-2000 Hours | 3000+ Hours |
| Bonding Stability | Moderate Risk | High (No Delamination) |
| Service Life | 10-15 Years | 25+ Years |
| Maintenance Cost | Higher (Frequent) | Minimal (Low Degradation) |
PVDF offers exceptional chemical inertness and resistance to UV radiation, which prevents the backsheet from becoming brittle or cracking under intense sunlight, significantly extending the PV module's lifespan.
The KPCw1 uses a fluorinated coating cured adhesive layer that maintains over 85% bond strength retention in high humidity, ensuring a permanent seal between the EVA and the backsheet.
Yes, it is specifically designed for coastal areas due to its superior salt spray and chemical resistance, which protects the internal cells from corrosive saline air.
The Dual 85 test (85°C and 85% Relative Humidity) is an industry benchmark for accelerated stress testing. Passing 3000 hours proves the product's extreme durability against heat and moisture.
Absolutely. With a stable performance range from -40°C to 85°C and validated thermal cycling tests, it is ideal for regions with extreme diurnal temperature variations.
We implement a multi-stage QC process including raw material inspection, real-time production monitoring, 100% dimensional checks, and rigorous sampling for accelerated aging.
