国家/地区 韩国（2）
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
专利权人

Synthesizing surface of aluminum oxide graphite for high-purity carbon materials, comprises e.g. raising temperature of reactor, placing aluminum oxide nanoparticles in inner center of reactor, and injecting reaction gas into reactor.

KIM C D, NAMKEE S

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