公开(公告)号：US12276076B1

公开(公告)日：2025-04-15

申请号：US18960181

申请日：2024-11-26

Applicant: Shandong University

Inventor： Liping Li ,  Jing Wang ,  Yijie Zhang ,  Shikui Jia ,  Xingzhi Ba ,  Shuailong Jia ,  Diyang Chen ,  Hao Jiang ,  Ruizhi Jia ,  Xiaobo Zhang ,  Xincan Lu

IPC: E02D3/12

Abstract: Provided are a green sealing material for karst flowing water, and a preparation method and use thereof. The green sealing material includes a component A and a component B, with a volume ratio of the component A to the component B being in a range of 4:1 to 5:1; where the component A includes in parts by weight: 40 parts to 50 parts of a sulphoaluminate cement, 10 parts to 15 parts of a light-burned magnesium oxide, 1 part to 4 parts of boric acid, and 40 parts to 50 parts of water; and the component B includes in parts by weight: 0.2 parts to 0.4 parts of hydroxypropyl methylcellulose, 0.1 parts to 0.5 parts of polyacrylamide, 15 parts to 30 parts of potassium dihydrogen phosphate, 0.2 parts to 0.4 parts of triethanolamine, 0.5 parts to 1 part of lithium carbonate, and 80 parts to 100 parts of water.