1. Appearance and Surface Defect Assessment: Surface cleanliness, scratches, pinholes, bubbles, particle inclusions, stains, creases, ripples, warping, edge burrs, uneven coating, fog spots, rainbow patterns, whitening, etc.
2. Anti-fog Performance Testing: Fogging time, fog dissipation time, visibility clarity, fogged area ratio, droplet size distribution, fog layer thickness variation, anti-fogging retention rate under continuous heat and humidity cycling, anti-fogging attenuation rate after repeated wiping, etc.
3. Light Transmittance Measurement: Visible light transmittance, scattered light ratio, haze value, clarity index, optical uniformity, edge light transmission consistency, color deviation, optical distortion, etc.
4. Surface Wettability and Hydrophilicity: Contact angle, dynamic wetting behavior, hydrophilic layer stability, water absorption rate, surface energy change, transparency retention after wetting, hydrophilic layer attenuation rate, etc.
5. Coating Adhesion: Cross-cut adhesion, peel strength, tape peeling, critical scratch load, interlayer bond strength, adhesion retention rate after bending, etc.
6. Abrasion Resistance: Number of abrasion cycles, abrasion mass loss, haze increase, light transmittance decrease, abrasion mark morphology, change in coefficient of friction, appearance retention after wiping and cleaning, etc.
7. Chemical Resistance: Immersion in acid and alkali solutions, alcohol wiping, detergent contact, disinfectant contact, cleanliness after grease contamination, anti-fogging performance retention rate under chemical media, etc.
8. Temperature and Humidity Stability: High temperature and high humidity aging, thermal cycling, damp heat alternation, condensation cycling, changes in light transmittance and anti-fogging performance after thermal shock, interface blistering and coating failure trend, etc.
9. UV Aging Resistance: Yellowing index after UV irradiation, changes in light transmittance, haze changes, coating chalking, cracking, delamination, hydrophilicity degradation, etc.
10. Dimensional and Thickness Measurement: Film thickness, coating thickness, thickness uniformity, width and length deviation, edge shrinkage rate, thermal shrinkage rate, cutting dimensional stability, etc.
11. Cleaning and Anti-fouling Performance: Stain adhesion, oil removal rate, fingerprint residue visibility, optical performance recovery rate after wiping, anti-fouling layer durability, etc.
12. Substrate Compatibility: Adhesion stability with substrates such as glass, polycarbonate, acrylic, polyester, and composite materials; risk of edge lifting; delamination and wrinkling caused by differences in thermal expansion, etc.
13. Mechanical Properties: Tensile strength, elongation at break, elastic recovery rate, bending durability, optical changes after bending, winding stability, etc.
14. Weather Resistance: Anti-fogging and optical stability under outdoor sunlight, rain, dust adhesion, wind and sand abrasion; color stability and surface integrity, etc.
15. Service Life Assessment: Performance degradation curves during simulated service life, failure threshold, stable service life, recommended maintenance cycle data, etc.
