国家/地区 中国（3）
IPC部 D（2）
IPC大类 D01（2）
IPC小类 D01F（2）
IPC
发明人 LI Y（3）
公开年 2021（2）
申请年 2021（3）
专利权人 UNIV TIANJIN POLYTECHNIC（3）

Preparing high solid content and high strength copper alginate antibacterial filter film useful in e.g. sewage treatment, comprises e.g. dissolving copper acetate in aqueous solution, so copper ions diffuse into film casting solution for crosslinking, and obtaining copper alginate hydrogel film.

YANG X, YU J, ZHANG S, DING Y, LI Y, HONG Y, WANG W, YANG Z, ZHAO K

Polyamideimide crimped nanofiber with electret effect, useful in fields of e.g air filtration, electronic energy, sound absorption and heat preservation.

WU Z, HUA L, LIU Y, JI Z, LI Y

Preparing high-stability lithium-sulfur battery cathode material, involves dispersing graphene uniformly in dispersion medium to form graphene dispersion, adding acrylonitrile, initiator to graphene dispersion, and performing graft reaction.

ZHANG X, LIU H, HE R, LI Y, JIN Y, LIU P, LI P