Concrete defect repairing liquid and preparation method thereof
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- 宝冶(郑州)建筑工程有限公司
- Publication Date
- 2021-09-17
- Estimated Expiration
- Not applicable · inactive patent
Abstract
Description
technical field
[0001] The invention relates to the technical field of building materials, in particular to a concrete defect repair liquid and a preparation method thereof. Background technique
[0002] Concrete is referred to as concrete for short, which refers to the general designation of engineering composite materials in which aggregates are cemented into a whole by cementitious materials. Generally speaking, concrete refers to cement as the main cementitious material, mixed with water, sand, and stones, and chemical admixtures and mineral admixtures when necessary, mixed in an appropriate proportion, uniformly stirred, densely formed, and cured and hardened. artificial stone. The strength grade of concrete is divided by the standard value of cubic compressive strength. The strength grade of ordinary concrete in China is divided into 14 grades: C15, C20, C25, C30, C35, C40, C45, C50, C55, C60, C65, C70, C75 and C80 .
[0003] Currently used large-scale public buildi...