国家/地区 中国（2）
IPC部 C（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC C04B024/12（2）
发明人
公开年 2021（2）
申请年 2021（2）
专利权人

Modification of pulverized coal ash involves grinding fly ash in turn, dry ball milling, sieving, preparing pulverized coal ash liquid, and dissolving graphene oxide in water for ultrasonic stirring to obtain graphene oxide liquid.

WANG F, WANG W, MA Q, REN S

Composite hydrophobic agent used as additive in preparing concrete, comprises oil phase inner core including amphiphilic material and hydrophobization reagent, and aqueous phase outer shell coated on surface of oil phase inner core.

ZHANG Y, CHEN L, DONG B, LI W, HONG S