国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B032/198（2）
发明人
公开年 2021（2）
申请年 2021（2）
专利权人

Producing concrete water reducing agent comprises e.g. adding graphene oxide solution and acrylamide polymer into methyl alkenyl polyoxyethylene ether and sodium styrene sulfonate solution, stirring, adjusting pH, cooling, adding calcium lignosulfonate and rutin, and mixing.

ZHANG Z, DUAN P

Preparing modified graphene oxide involves taking proper amount of modified graphene oxide, preparing dispersion graphene oxide, dispersing under the ultrasonic condition, and weighing graphene oxide dispersion liquid.

LIU Y, WU J, LUO S, SHEN H, SONG J