国家/地区 中国（2）
IPC部 C（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC C04B020/02（2）
发明人 ZHONG J（2）
公开年 2022（2）
申请年 2022（2） 
专利权人 HARBIN INST TECHNOLOGY（2）

Preparing conductive aggregate useful for preparing intelligent cement-based composite materials, comprises e.g. mixing graphene oxide solution with surface of fine aggregates grafted with calcium ions, wrapping fine aggregate and carrying out in-situ thermal reduction and microwave treatment.

LU D, ZHONG J

Preparing high early strength of oxidized graphene cement slurry, comprises e.g. using ultrasonic cell crusher to ultrasonically disperse graphene dispersion liquid in ice water bath environment, adding graphene dispersant liquid into cement, heating, naturally cooling and dismounting mold.

ZHONG J, FENG D, WANG X