国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2）
IPC小类 C08F（2）
IPC C08F220/06（2）
发明人 LI K（2）
公开年
申请年 2022（2）
专利权人

Preparing hydrophobic and heat preservation polymethacrylimide foam involves utilizing methacrylic anhydride, methacrylic acid, amino compounds, and amine-based fluorine-containing ionic liquids as monomers, adding initiator, foaming agent, crosslinking agent and nucleating agent to reaction vessel.

XU K, XU S, LI K

Preparing polypropylene-based cable insulating material, involves placing carbon black powder in heating furnace, sealing furnace body, introducing argon for protection, heating in argon atmosphere, stopping introducing argon, introducing methane and hydrogen.

ZHENG X, LI K