国家/地区 欧洲专利局（EPO）（2）
IPC部 B（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC
发明人
公开年 2023（2）
申请年 2022（2）
专利权人

Fabricating acetylene-benzoxazine functionalized particles comprises adding particles to alkaline solution, stirring solution to cause particles to acquire hydroxyl groups producing activated particles, adding acetylene benzoxazine into solvent solution, and drying product.

IFTIME G, WEI J, CHINTAPALLI M

Manufacturing composite fiber preform, preferably carbon-carbon composite material for disc brakes, involves winding composite fiber fabric around core to form composite fiber preform comprising multiple layers defining annulus extending along central axi.

TANG L G, GLEN S, PIAO Y, MURDIE N, JAMES M C, MERDEY N, GUERON S, TANG L