The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2025
Filed:
Nov. 25, 2024
Shandong University, Jinan, CN;
Liping Li, Jinan, CN;
Jing Wang, Jinan, CN;
Yijie Zhang, Jinan, CN;
Shikui Jia, Handan, CN;
Xingzhi Ba, Jinan, CN;
Shuailong Jia, Handan, CN;
Diyang Chen, Jinan, CN;
Hao Jiang, Jinan, CN;
Ruizhi Jia, Jinan, CN;
Xiaobo Zhang, Jinan, CN;
Xincan Lu, Jinan, CN;
Shandong University, Jinan, CN;
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.