国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C04B022/02（3）
发明人 WU Y（2）
公开年 2020（3）
申请年 2019（2） 
专利权人

Preparing graphene oxide polycarboxylic acid series high performance water reducing agent comprises e.g. mixing and diluting graphene oxide solution, and mixing with polycarboxylic acid high-performance water-reducing agent powder.

WU Y, LU Q, ZHAN G, CHEN S, LIU C

Preparing thermally-expandable graphene material used in cement, by dripping concentrated sulfuric acid to graphite, sodium nitrate and potassium permanganate, filtering, vacuum-drying, introducing argon gas, heating, expanding and pulling.

ZHONG Y, ZHANG L, CHEN W, WANG Y, LAO L, WU Y

Preparing graphene aerated concrete additive comprises e.g. emulsifying graphene-based substance in water to obtain emulsion, carrying out secondary dispersion of emulsion and heating stirred emulsion.

LIANG D