国家/地区 中国（3）
IPC部 B（3）
IPC大类 C04（3） B02（2）
IPC小类 C04B（3）
IPC C04B022/02（2）
发明人 LI L（3）
公开年 2022（2）
申请年 2022（3）
专利权人

Preparing graphene cement additive, involves adding graphene powder, cement, anhydrite, dendritic polyamidoamine, cement adhesive and slag micropowder, placing mixed slurry in evaporation chamber, forming slimy slurry, drying and packaging.

WEI L, ZHANG W, LI L, LI X, QIN L

Cement-based material of modified graphene, comprises specified weight ratio of cement, fly ash, silica fume, river sand, modified graphene, polycarboxylic acid high-efficiency water reducing agent, and water.

GAN G, XIANG W, HU C, LI Q, CHEN P, MING Y, LI L

High-wear-resistance modified road cement produced using graphene material used in e.g. concrete products, comprises clinker, gypsum, white steel slag, furnace slag, iron slag and carbon nanomaterials and grinding aids.

LI L, SHAN Y