国家/地区 中国（5）
IPC部 C（5）
IPC大类 C04（5） C08（4）
IPC小类 C04B（5）
IPC C04B024/16（5）
发明人 DUAN P（2） ZHANG Z（2）
公开年 2021（5）
申请年 2021（5）
专利权人 HUNAN XIANFE.（2）

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

Anti-sulfate corrosion resisting preservative used to prepare shotcrete, comprises specified weight ratio of mineral admixture, silicon ash, calcium powder, swelling agent, silicon dioxide, graphene oxide, gypsum, dispersant, defoaming agent, and surfactant.

YOU X, WU Z, XU X, CHENG Z, ZHANG D, WU Q, CHEN X, CHENG S

Cement-based grouting material for semi-flexible mixture, comprises sulphoaluminate cement, slag powder, fly ash, chemical additive, modified graphenThe cloth full cutting device according to wherein the cutting device between the engaginge fiber and rest is water.

WEI Y, LIU Y, QI S, LIU J, HUANG W

Preparing mud-resistant concrete water-reducing agent comprises e.g. mixing methyl alkenyl polyoxyethylene ether, sodium styrene sulfonate and water, heating, adding graphene oxide solution, mixing, adding oxidizing agent, adding acrylic acid, adding sodium hydroxide aqueous solution and cooling.

ZHANG Z, DUAN P

Environmentally friendly self-corrosion-type polycarboxylic acid water reducing agent, comprises e.g. sodium methacrylate sulfonate, diethylene triamine, graphene oxide, methallyl polyoxyethylene ether, and mercaptopropionic acid.

LIU B