Polyimide
From Insulation to Innovation: The Rising Trajectory of PI Film in China’s High-Tech Sector
May 23, 2025 – Polyimide (PI) film, recognized as the world’s most superior film-type insulating material, stands alongside carbon fiber and aramid fiber as three critical polymer material bottlenecks restricting the development of high-tech industries in China. This advanced material has secured a pivotal role across numerous cutting-edge sectors, including flexible circuit boards, consumer electronics,…