1. A novel mortar and concrete waterproof agent is characterized by comprising the following components in parts by weight: 1-3 parts of sulfuric acid slag, 0.2-0.5 part of scrap iron, 2-5 parts of a water reducing agent, 1-2 parts of an air entraining agent, 50-60 parts of water and 2-3 parts of hydrochloric acid.

2. A novel mortar and concrete waterproofing agent according to claim 1, wherein the sulfuric acid slag is 1 part, the scrap iron is 0.2 part, the water reducing agent is 3 parts, the air entraining agent is 1.5 parts, the water is 50 parts, and the hydrochloric acid is 2 parts.

3. A novel mortar and concrete waterproofing agent according to claim 1, wherein the concrete waterproofing agent comprises 2 parts of sulfuric acid slag, 0.4 part of scrap iron, 4 parts of water reducing agent, 1.8 parts of air entraining agent, 55 parts of water and 2.5 parts of hydrochloric acid.

4. The novel mortar and concrete waterproofing agent according to claim 1, wherein the hydrochloric acid specific gravity is 1.19.

5. The preparation method of the novel mortar and concrete waterproof agent is characterized by comprising the following steps:

1) drying the ferric sulfate slag until the water content is less than 2%, and removing oil stains;

2) pouring the iron chips and the hydrochloric acid into hydrochloric acid, and stirring once every 30-40min for 3-4 hours continuously until the specific gravity of the clarified liquid is not less than 400 g/L, the content of ferric chloride and ferric trichloride is not less than 400 g/L, and the ratio of the ferric chloride to the ferric trichloride is 1: 1-1.3;

3) 10% of industrial aluminum sulfate is added into the prepared liquid.

Background

The mortar concrete water-proofing agent is a chemical additive, and is added into mortar concrete, when the concrete is coagulated and hardened, it can be expanded along with its volume, and can be used for compensating shrinkage and tensioning reinforcing bar to produce prestress and fully filling cement gap. However, the currently marketed mortar concrete waterproofing agent has a problem of poor effect in the actual use process.

Disclosure of Invention

In order to solve the problems, the invention provides a method for preparing a novel mortar and concrete waterproof agent.

The technical scheme adopted by the invention is as follows: a novel mortar and concrete waterproofing agent comprises the following components in parts by weight: 1-3 parts of sulfuric acid slag, 0.2-0.5 part of scrap iron, 2-5 parts of a water reducing agent, 1-2 parts of an air entraining agent, 50-60 parts of water and 2-3 parts of hydrochloric acid.

Further, 1 part of sulfuric acid slag, 0.2 part of scrap iron, 3 parts of a water reducing agent, 1.5 parts of an air entraining agent, 50 parts of water and 2 parts of hydrochloric acid.

Further, 2 parts of sulfuric acid slag, 0.4 part of scrap iron, 4 parts of a water reducing agent, 1.8 parts of an air entraining agent, 55 parts of water and 2.5 parts of hydrochloric acid.

Further, the hydrochloric acid specific gravity is 1.19.

The invention also comprises a preparation method of the novel mortar and concrete waterproof agent, which comprises the following steps:

1) drying the ferric sulfate slag until the water content is less than 2%, and removing oil stains;

2) pouring the iron chips and the hydrochloric acid into hydrochloric acid, and stirring once every 30-40min for 3-4 hours continuously until the specific gravity of the clarified liquid is not less than 400 g/L, the content of ferric chloride and ferric trichloride is not less than 400 g/L, and the ratio of the ferric chloride to the ferric trichloride is 1: 1-1.3;

3) 10% of industrial aluminum sulfate is added into the prepared liquid.

The invention adopts the structure to obtain the following beneficial effects: the preparation method of the novel mortar and concrete waterproof agent provided by the invention has an excellent use effect, can obviously improve the waterproof performance of mortar concrete, and improves the durability and service life of the mortar concrete.

Detailed Description

The technical solutions of the present invention will be described in further detail with reference to specific implementations, and all the portions of the present invention that are not described in detail in the technical features or the connection relationships of the present invention are the prior art.

The present invention will be described in further detail with reference to examples.

The technical scheme adopted by the invention is as follows: a novel mortar and concrete waterproofing agent comprises the following components in parts by weight: 1-3 parts of sulfuric acid slag, 0.2-0.5 part of scrap iron, 2-5 parts of a water reducing agent, 1-2 parts of an air entraining agent, 50-60 parts of water and 2-3 parts of hydrochloric acid.

1 part of sulfuric acid slag, 0.2 part of scrap iron, 3 parts of a water reducing agent, 1.5 parts of an air entraining agent, 50 parts of water and 2 parts of hydrochloric acid.

2 parts of sulfuric acid slag, 0.4 part of scrap iron, 4 parts of a water reducing agent, 1.8 parts of an air entraining agent, 55 parts of water and 2.5 parts of hydrochloric acid.

The hydrochloric acid has a specific gravity of 1.19.

The invention also comprises a preparation method of the novel mortar and concrete waterproof agent, which comprises the following steps:

1) drying the ferric sulfate slag until the water content is less than 2%, and removing oil stains;

2) pouring the iron chips and the hydrochloric acid into hydrochloric acid, and stirring once every 30-40min for 3-4 hours continuously until the specific gravity of the clarified liquid is not less than 400 g/L, the content of ferric chloride and ferric trichloride is not less than 400 g/L, and the ratio of the ferric chloride to the ferric trichloride is 1: 1-1.3;

3) 10% of industrial aluminum sulfate is added into the prepared liquid.

The invention and its embodiments have been described above, without this being limitative. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.