国家/地区
IPC部 D（2）
IPC大类 D04（2）
IPC小类 D06B（2）
IPC D06B015/00（2）
发明人
公开年 2022（2）
申请年
专利权人

Preparing composite fiber warp knitted fabric useful in textile field, comprises e.g. adding natural graphite powder and sodium nitrate into beaker, slowly pouring sulfuric acid into the beaker and slowly adding potassium permanganate powder.

SHI M, LIN H, LIN J

Functional nonwoven fabric use for producing sound-absorbing facings, comprises melt-blown layer in which short thermoplastic resin fiber and thermoplastic resin melt-blown filament fibers are mixed, and spunbond layer laminated on surface.

YANG K