On May 5, 2023, China's leading PI supplier of polyimide film, ZZSD Advanced Materials Technology Corporation, announced:
The "preparation process of a low water absorption polyimide film" developed by the company won the 24th China Patent Award.
This production process solves the technical problems of high-end polyimide film products in an original way, breaks through the cutting-edge technology bottleneck that restricts the application of polyimide film in China, guarantees the independent supply of key materials, breaks the blockade of foreign companies, solves the problem of patent monopoly, and successfully realizes commercial application.
At present, the product application has covered high-end electronic information, electronic heat dissipation, rail transit, large ship industry, radar and 5G high-frequency communication, aerospace and other fields.