国家/地区 中国（3）
IPC部 C（3）
IPC大类 D01（3）
IPC小类 D01F（3）
IPC D01F001/10（3） D01F006/46（2）
发明人 ZHANG J（3）
公开年 2023（3）
申请年 2022（3） 
专利权人

Preparing graphene carbon fiber polypropylene fiber composite material masterbatch comprises mixing graphene, surfactant and organic solvent, placing e.g. modified graphene dispersion and catalyst into high-pressure polymerization kettle, and mixing graphene-polypropylene composite material.

GAO S, ZHANG J, LIU J

Low-grade concrete mixed with stone powder comprises cement, mineral powder, fly ash, stone powder, sand, gravel, water reducing agent, and water.

LIN J, JIANG W, XU Y, ZHANG J, HUANG C, ZHONG X

Uric acid sensor useful for detecting uric acid comprises flexible substrate and water-proof layer arranged in layer, waterproof insulating layer provided at edge of detection port in contact with waterproof layer and detection port provided on waterproof layer.

GUO X, SHI C, DAI Y, WU C, ZHANG J, LI B, ZENG W