公开(公告)号：US20240208861A1

公开(公告)日：2024-06-27

申请号：US18390620

申请日：2023-12-20

Applicant: University of Science and Technology Beijing

Inventor： Siqi ZHANG ,  Tong ZHAO ,  Huifen YANG ,  Wen NI ,  Zeping WU ,  Yue LI ,  Jia LI ,  Keqing LI ,  Pingfeng FU ,  Yunyun LI ,  Xiang CHEN ,  Yuhang LIU ,  Dongshang GUAN ,  Jiajia WANG ,  Qiwei SUN

IPC: C04B7/153 ,  C04B7/28 ,  C04B11/26 ,  C04B11/30 ,  C04B28/02 ,  C04B28/08 ,  C04B28/14 ,  C04B40/00

CPC classification number: C04B7/153 ,  C04B7/28 ,  C04B11/262 ,  C04B11/30 ,  C04B28/021 ,  C04B28/082 ,  C04B28/144 ,  C04B40/0046 ,  C04B2111/1037

Abstract: A low-cost four-element system cementitious material, a preparation method and an application thereof are provided by the present disclosure, and the cementitious material is used in the fields of mine cementing filling and building materials. The four-element system cementitious material includes the following raw materials in percentage by mass: 20-60% of water-quenched blast furnace slag, 10-40% of waste incineration bottom ash, 20% of pretreated waste incineration fly ash and the balance of desulfurization gypsum. The low-cost four-element system cementitious material is used to replace cement to prepare mine cementing filling materials, and is also used to prepare concrete materials for construction industry.