国家/地区 中国（3）
IPC部 C（3）
IPC大类 C04（3）
IPC小类 C04B（3）
IPC C04B028/04（2）
发明人 ZHANG S（3）
公开年 2022（3）
申请年 2022（2） 
专利权人

Low permeability anti-dispersion rock permeability modified material for mine water conservation exploitation technology field, comprises superfine silicate cement, graphene, superfine fly ash, polyacrylamide, high performance water reducing agent, water, and coal gangue.

KONG Z, NAN T, FAN Y, ZHANG S, JIANG S, ZHANG D, FAN G

Composite material, comprises cement, water, sand, a water reducing agent and graphene oxide, where sand consists of river sand and desert sand, cement is ordinary Portland cement and water-reducing agent is polycarboxylate high-performance water-reducing agent.

ZHANG S, XIA D, WANG Y, LI Z, HE M

Graphene/polyethylene glycol polycarboxylic acid water reducing agent comprises acrylic acid, hydroxyethyl acrylate, polyether macromonomer, water, hydrogen peroxide solution, catalyst, reduction agent, oxidant and mercaptopropionic acid.

ZHANG S, FU C, ZHANG J, LIANG H