NewCo-1500B is black, PO based backsheet, developed by Sinopoly Materials with their own IP technology. NewCo-1500B(XSH) is a high-reflectivity single-sided black solar backsheet, it is produced by inventive co-extrusion technology without inter-layer delamination risks. It has excellent hydrolysis resistance, ultra-low water vapor transmission rate and high reflectance. NewCo-1500B(XSH) has excellent weather resistance, suitable for applications in various climate scenarios with proved long-term reliability for outdoor use of solar modules.