国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2）
IPC小类 C08B（2）
IPC
发明人 LIU H（2）
公开年 2023（2）
申请年 2022（2）
专利权人

Preparing amino and pyrenyl group-modified alginic acid derivative useful in e.g. formaldehyde absorption, comprises e.g. acidifying sodium alginate, adding N,N'-dicyclohexylcarbodiimide, 4-dimethylaminopyridine, deionized water and ethylenediamine, freeze-drying, and adding 1-pyrenebutyric acid.

XIA Y, WANG X, LIU H, GONG X, LIU J

Preparing antibacterial warm-keeping flocculus, involves mixing viscose fiber, cotton fiber and three-dimensional curled hollow polyester fiber, opening and carding to obtain fiber net, re-arranging fiber net and sending into lapping machine for lapping and carrying out needling reinforcement.

ZHANG R, LIU P, RONG X, LIU H, MA X