国家/地区
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B032/205（2）
发明人
公开年 2023（2）
申请年 2022（2） 
专利权人

Polyimide film is obtained by imidization reaction of polyamic acid containing quinoline and beta-picoline as imidation catalyst and acetic anhydride as dehydrating agent.

JUNG H, WON D, WON D Y

Preparing biomass material heat insulation film comprises washing biomass material, drying, grinding, sieving, heat-treating biomass material powder, mixing polyvinylidene fluoride with porous graphite powder, grnding, mixing with N-methylpyrrolidone, coating slurry on glass substrate, and soaking.

YANG S, WANG J, CAO K, ZHANG Y