国家/地区 中国（5）
IPC部 C（5）
IPC大类 C04（5）
IPC小类 C04B（5）
IPC C04B024/38（2）
发明人 ZHANG L（5）
公开年 2021（5）
申请年 2021（5）
专利权人

Grouting material based on industrial grade graphene oxide comprises superfine silicate cement and fly ash, where dispersion liquid is formed by mixing industrial grade graphene oxide and polycarboxylic acid water reducing agent.

GAO Y, JING H, MENG B, ZHANG L, FU G

Producing alkali-free accelerating agent involves opening cetyltrimethylammonium bromide storage tank and sodium silicate storage tank, quantitative cetyltrimethylammonium bromide, sodium silicate and water in water bath stirring mechanism.

ZHU Q, CAI J, ZHENG S, ZHANG Z, ZHANG L

Concrete water retaining agent useful in concret comprises polycarboxylic acid, tea saponin, cellulose ether, dispersible emulsion powder and inorganic water absorbing material.

ZHANG L, WANG X, SU P, ZHANG S, TIAN J, CHEN Z, WAN W, NING P, ZHANG J

Graphene additive preparation device for cement materials, comprises weighing hopper, feeding pump, stirring tank, screw pump, and circulation box, where weighing hopper is connected with feeding pump connected with stirring tank.

PAN D, GUO H, ZHANG L, WANG F

Modified slump retaining mother liquor comprises graphene oxide dispersion liquid, isopentenol polyoxyethylene ether, hydrogen peroxide, acrylic acid, hydroxyethyl acrylate, ascorbic acid, mercaptopropionic acid and sodium hydroxide.

LIU Y, ZHOU J, LUO S, ZHANG L, WU J, LIU M