国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2）
IPC小类 C08B（2）
IPC C08B037/04（2）
发明人
公开年
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

Environmentally-friendly cchromium-removing ceramic water reducing agent comprises polycarboxylate mother liquor, grinding aid, plasticizer, and reinforcing agent formed by mixing modified graphene and modified sodium alginate.

LUO W