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Anticorrosive cement

A corrosion-resistant, cement-based technology, applied in the field of cement, can solve problems such as time-consuming, labor-intensive, expensive, unsafe, etc., and achieve good anti-corrosion effect and good adhesion

Inactive Publication Date: 2018-05-22
宋德红
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Existing ordinary cement cannot play an anti-corrosion role in the construction of water conservancy buildings such as cross-sea bridges. It is often necessary to apply anti-corrosion materials on the parts soaked in seawater, which is not only time-consuming, laborious and expensive, but also increases unsafe factors when applying anti-corrosion materials.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0011] A corrosion-resistant cement made from the following raw materials in parts by mass:

[0012] 68 parts of Portland cement clinker, 5 parts of coal ash, 8 parts of lead powder, 12 parts of clay, 18 parts of glass fiber, 14 parts of anhydrous gypsum, 5 parts of phenylethyl alcohol oleate, 6 parts of calcium chloride, three 10 parts of ethanolamine.

Embodiment 2

[0014] A corrosion-resistant cement made from the following raw materials in parts by mass:

[0015] 70 parts of Portland cement clinker, 9 parts of coal ash, 10 parts of lead powder, 14 parts of clay, 19 parts of glass fiber, 15 parts of anhydrite, 7 parts of phenylethyl oleate, 7 parts of calcium chloride, three 11 parts of ethanolamine.

Embodiment 3

[0017] A corrosion-resistant cement made from the following raw materials in parts by mass:

[0018] 72 parts of Portland cement clinker, 13 parts of coal ash, 11 parts of lead powder, 16 parts of clay, 20 parts of glass fiber, 16 parts of anhydrite, 9 parts of phenylethyl oleate, 8 parts of calcium chloride, three 12 parts of ethanolamine.

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PUM

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Abstract

The invention discloses an anticorrosive cement. The anticorrosive cement is produced from, by mass, 68-72 parts of Portland cement clinker, 5-13 parts of coal ash and slag, 8-11 parts of lead powder,12-16 parts of clay, 18-20 parts of glass fibers, 14-16 parts of anhydrous gypsum, 5-9 parts of phenylethanol oleate, 6-8 parts of calcium chloride and 10-12 parts of triethanolamine. The anticorrosive cement has the advantages of good anticorrosion effect, long-lasting effect, good antifreeze and anti-crack property, and good adhesion.

Description

technical field [0001] The invention relates to a kind of cement, in particular to a kind of corrosion-resistant cement. Background technique [0002] Cement, powdery hydraulic inorganic gelling material, can be mixed with water to form a slurry, which can be hardened in the air or better hardened in water, and can firmly bind sand, stone and other materials together; it is an important It is widely used in civil construction, water conservancy, national defense and other projects. Existing ordinary cement cannot play an anti-corrosion role in the construction of water conservancy buildings such as cross-sea bridges. It is often necessary to apply anti-corrosion materials to the parts soaked in seawater, which is not only time-consuming, laborious and expensive, but also increases unsafe factors when applying anti-corrosion materials. Contents of the invention [0003] In order to solve the above existing problems, the present invention provides a corrosion-resistant ceme...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C04B7/26
CPCC04B7/243Y02P40/10
Inventor 宋德红
Owner 宋德红