CN108003708B - Antirust agent for autoclaved aerated concrete plate steel bars and preparation method thereof - Google Patents
Antirust agent for autoclaved aerated concrete plate steel bars and preparation method thereof Download PDFInfo
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- CN108003708B CN108003708B CN201711427386.4A CN201711427386A CN108003708B CN 108003708 B CN108003708 B CN 108003708B CN 201711427386 A CN201711427386 A CN 201711427386A CN 108003708 B CN108003708 B CN 108003708B
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- aerated concrete
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D113/00—Coating compositions based on rubbers containing carboxyl groups
- C09D113/02—Latex
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2206—Oxides; Hydroxides of metals of calcium, strontium or barium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses an antirust agent for autoclaved sand aerated concrete plate reinforcing steel bars and a preparation method thereof, wherein the antirust agent comprises 53-57 wt% of carboxylic styrene-butadiene latex, 1.2-1.7 wt% of iron oxide red, 8-11 wt% of slaked lime, 3.2-3.7 wt% of efficient thickening agent, 18-22 wt% of quartz sand, 5-10 wt% of sand aerated concrete plate waste and 3-7 wt% of tap water. The antirust agent has the advantages of easily purchased raw materials, low cost, simple preparation process, capability of being stored and used in a large amount at one time, strong adhesion with steel bars, environmental protection and no pollution.
Description
Technical Field
The invention relates to an antirust agent, and in particular relates to an antirust agent for autoclaved aerated concrete plate steel bars and a preparation method thereof.
Background
The lightweight autoclaved sand aerated concrete plate is a green environment-friendly novel building material which is formed by taking a steel bar mesh cage as a framework, matching materials such as lime, cement, sand, aluminum powder and the like, and performing ingredient pouring, standing, cutting, autoclaving and curing, and is a green building material which is vigorously developed in China. The lightweight autoclaved sand aerated concrete product is a porous material, oxygen, carbon dioxide, moisture and the like in the air can easily enter the plate to be contacted with the steel bar net cage, so that the steel bars are corroded to influence the stress condition of the plate body and even the whole structure.
The steel bar antirust agent is a necessary material for a steel bar mesh cage coating in the production of the light autoclaved sand aerated concrete plate, the antirust agents applied in various countries in the world are various, and the most researched and applied steel bar antirust agent in the market at present is a coating antirust agent. The prior art has the following defects: the preparation process is complex, the cost of raw materials is high, and the adhesion performance between an anticorrosive coating formed by the antirust agent and the lightweight autoclaved sand aerated concrete is poor.
Disclosure of Invention
The invention aims to provide an antirust agent for autoclaved sand aerated concrete plate steel bars and a preparation method thereof, and effectively solves the problems that the preparation process of the antirust agent is complex, the cost of raw materials is high, and the adhesion performance between an anticorrosive coating formed by the antirust agent and light autoclaved sand aerated concrete is poor in the prior art.
In order to achieve the above purpose, the technical scheme of the invention is as follows: the antirust agent for the autoclaved sand aerated concrete plate reinforcing steel bar comprises 53-57 wt% of carboxylated styrene-butadiene latex, 1.2-1.7 wt% of iron oxide red, 8-11 wt% of slaked lime, 3.2-3.7 wt% of efficient thickening agent, 18-22 wt% of quartz sand, 5-10 wt% of sand aerated concrete plate waste and 3-7 wt% of tap water.
Preferably, the weight percentage of each component is 53-56% of carboxylic styrene-butadiene latex, 1.2-1.5% of iron oxide red, 8-10% of slaked lime, 3.2-3.5% of efficient thickening agent, 18-20% of quartz sand, 5-7% of sand aerated concrete plate waste and 3-5% of tap water.
Preferably, the components comprise 54% of carboxylic styrene-butadiene latex, 1.5% of iron oxide red, 10% of slaked lime, 3.5% of efficient thickening agent, 20% of quartz sand, 6% of sand aerated concrete plate waste and 5% of tap water in percentage by weight.
Preferably, the type of the carboxylic styrene-butadiene latex is PC-02, the type of the iron oxide red is S130-3, and the type of the high-efficiency thickening agent is KP-E.
Preferably, the particle size of the quartz sand is 0-1 mm, and the particle size of the aerated concrete plate waste is 0-2 mm.
The preparation method of the antirust agent for the autoclaved sand aerated concrete plate steel bars comprises the following steps:
(1) mixing 53-57% of carboxylic styrene-butadiene latex, 1.2-1.7% of iron oxide red, 8-11% of slaked lime, 3.2-3.7% of an efficient thickening agent, 18-22% of quartz sand, 5-10% of sand aerated concrete plate waste and 3-7% of tap water;
(2) processing the components:
slaking lime: immersing quicklime in water, and standing for 2-3 days to obtain slaked lime;
diluting the high-efficiency thickening agent: mixing water: high-efficiency thickening agent: mixing and stirring sodium hydroxide uniformly according to the ratio of 40:1.5: 1;
(3) pouring carboxylic styrene-butadiene latex and iron oxide red into a stirrer, starting the stirrer to stir for 30s, and then pouring slaked lime to stir for 30 s; then pouring the diluted efficient thickening agent, and stirring for 30 s; then quartz sand is poured into the mixture and stirred for 300 s; then pouring the waste sand aerated concrete plates and stirring for 180 s; finally, adding tap water, stirring for 60s, and then putting into a barrel for standby.
Compared with the prior art, the invention has the advantages that:
(1) the antirust agent has simple preparation process and simple field processing, and eliminates complicated processes such as high-temperature calcination and the like;
(2) the raw materials required by the antirust agent are common in the market, namely carboxylic styrene-butadiene latex, iron oxide red, calcium hydroxide, a thickening agent and quartz sand, and waste materials obtained after crushing of lightweight autoclaved aerated concrete products are added for recycling solid waste resources, so that the antirust agent has the effects of protecting the environment and promoting sustainable development;
(3) the antirust agent has the advantages of easily purchased raw materials in the market, low cost, simple preparation process, capability of being stored and used in a large amount at one time, strong adhesion with the steel bar, environmental protection and no pollution.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in further detail below.
The invention discloses an antirust agent for autoclaved sand aerated concrete plate reinforcing steel bars, which comprises 53-57 wt% of carboxylated styrene-butadiene latex, 1.2-1.7 wt% of iron oxide red, 8-11 wt% of slaked lime, 3.2-3.7 wt% of an efficient thickening agent, 18-22 wt% of quartz sand, 5-10 wt% of sand aerated concrete plate waste and 3-7 wt% of tap water.
Preferably, the weight percentage of each component is 53-56% of carboxylic styrene-butadiene latex, 1.2-1.5% of iron oxide red, 8-10% of slaked lime, 3.2-3.5% of efficient thickening agent, 18-20% of quartz sand, 5-7% of sand aerated concrete plate waste and 3-5% of tap water.
Preferably, the components comprise 54% of carboxylic styrene-butadiene latex, 1.5% of iron oxide red, 10% of slaked lime, 3.5% of efficient thickening agent, 20% of quartz sand, 6% of sand aerated concrete plate waste and 5% of tap water in percentage by weight.
Preferably, the type of the carboxylic styrene-butadiene latex is PC-02, the type of the iron oxide red is S130-3, and the type of the high-efficiency thickening agent is KP-E.
Preferably, the particle size of the quartz sand is 0-1 mm, and the particle size of the aerated concrete plate waste is 0-2 mm.
The preparation method of the antirust agent for the autoclaved sand aerated concrete plate steel bars comprises the following steps:
(1) mixing 53-57% of carboxylic styrene-butadiene latex, 1.2-1.7% of iron oxide red, 8-11% of slaked lime, 3.2-3.7% of an efficient thickening agent, 18-22% of quartz sand, 5-10% of sand aerated concrete plate waste and 3-7% of tap water;
(2) processing the components:
slaking lime: immersing quicklime in water, and standing for 2-3 days to obtain slaked lime;
diluting the high-efficiency thickening agent: mixing water: high-efficiency thickening agent: mixing and stirring sodium hydroxide uniformly according to the ratio of 40:1.5: 1;
(3) pouring carboxylic styrene-butadiene latex and iron oxide red into a stirrer, starting the stirrer to stir for 30s, and then pouring slaked lime to stir for 30 s; then pouring the diluted efficient thickening agent, and stirring for 30 s; then pouring quartz sand and stirring for 300 s; then pouring the waste sand aerated concrete plates and stirring for 180 s; finally, adding tap water, stirring for 60s, and then putting into a barrel for standby.
Example 1
Mixing the components according to the proportion of 55 percent of carboxylic styrene-butadiene latex, 1.4 percent of iron oxide red, 10 percent of slaked lime, 3.6 percent of high-efficiency thickening agent, 20 percent of quartz sand, 5 percent of sand aerated concrete plate waste and 5 percent of tap water; the type of the carboxylic styrene-butadiene latex is PC-02, the type of the iron oxide red is S130-3, the type of the efficient thickening agent is KP-E, the particle size of quartz sand is 0-1 mm, and the particle size of the sand aerated concrete plate waste is 0-2 mm.
Processing the components:
slaking lime: immersing quicklime in water, and standing for 2-3 days to obtain slaked lime;
diluting the high-efficiency thickening agent: mixing water: high-efficiency thickening agent: mixing and stirring sodium hydroxide uniformly according to the ratio of 40:1.5: 1;
pouring carboxylic styrene-butadiene latex and iron oxide red into a stirrer, starting the stirrer to stir for 30s, and then pouring slaked lime to stir for 30 s; then pouring the diluted efficient thickening agent, and stirring for 30 s; then pouring quartz sand and stirring for 300 s; then pouring the waste sand aerated concrete plates and stirring for 180 s; finally, adding tap water, stirring for 60s, and then putting into a barrel for standby.
The rust-preventive area in this example was 1%, and the reinforcing bar adhesive force was 2.0 MPa.
Example 2
Mixing the components according to the proportion of 57 percent of carboxylic styrene-butadiene latex, 1.5 percent of iron oxide red, 10 percent of slaked lime, 3.5 percent of high-efficiency thickening agent, 20 percent of quartz sand, 4 percent of sand aerated concrete plate waste and 4 percent of tap water; the type of the carboxylic styrene-butadiene latex is PC-02, the type of the iron oxide red is S130-3, the type of the efficient thickening agent is KP-E, the particle size of quartz sand is 0-1 mm, and the particle size of the sand aerated concrete plate waste is 0-2 mm.
Processing the components:
slaking lime: immersing quicklime in water, and standing for 2-3 days to obtain slaked lime;
diluting the high-efficiency thickening agent: mixing water: high-efficiency thickening agent: mixing and stirring sodium hydroxide uniformly according to the ratio of 40:1.5: 1;
pouring carboxylic styrene-butadiene latex and iron oxide red into a stirrer, starting the stirrer to stir for 30s, and then pouring slaked lime to stir for 30 s; then pouring the diluted efficient thickening agent, and stirring for 30 s; then pouring quartz sand and stirring for 300 s; then pouring the waste sand aerated concrete plates and stirring for 180 s; finally, adding tap water, stirring for 60s, and then putting into a barrel for standby.
The rust-preventive area of this example was 0.8%, and the reinforcing bar adhesive force was 2.1 MPa.
Example 3
Mixing the components according to the proportion of 54 percent of carboxylic styrene-butadiene latex, 1.5 percent of iron oxide red, 10 percent of slaked lime, 3.5 percent of high-efficiency thickening agent, 20 percent of quartz sand, 6 percent of sand aerated concrete plate waste and 5 percent of tap water; the type of the carboxylic styrene-butadiene latex is PC-02, the type of the iron oxide red is S130-3, the type of the efficient thickening agent is KP-E, the particle size of quartz sand is 0-1 mm, and the particle size of the sand aerated concrete plate waste is 0-2 mm.
Processing the components:
slaking lime: immersing quicklime in water, and standing for 2-3 days to obtain slaked lime;
diluting the high-efficiency thickening agent: mixing water: high-efficiency thickening agent: mixing and stirring sodium hydroxide uniformly according to the ratio of 40:1.5: 1;
pouring carboxylic styrene-butadiene latex and iron oxide red into a stirrer, starting the stirrer to stir for 30s, and then pouring slaked lime to stir for 30 s; then pouring the diluted efficient thickening agent, and stirring for 30 s; then pouring quartz sand and stirring for 300 s; then pouring the waste sand aerated concrete plates and stirring for 180 s; finally, adding tap water, stirring for 60s, and then putting into a barrel for standby.
The rust-preventive area of this example was 0.7%, and the reinforcing bar adhesive force was 2.3 MPa.
The rust-proof area of the steel bar in the embodiment 1-3 is less than or equal to 1 percent, and the adhesive force of the steel bar is more than or equal to 2.0 MPa.
The antirust agent has simple preparation process and simple field processing, and eliminates complicated processes such as high-temperature calcination and the like; the required raw materials are added with the crushed waste of the lightweight autoclaved aerated concrete product besides the common carboxylic styrene-butadiene latex, iron oxide red, calcium hydroxide, thickening agent and quartz sand in the market, so that the solid waste resources are recycled, and the effects of protecting the environment and promoting the sustainable development are further achieved; the antirust agent raw materials are easy to purchase in the market, low in cost, simple in preparation process, capable of being stored and used in a large amount at one time, high in reinforcing steel bar adhesion, environment-friendly and pollution-free.
While embodiments of the invention have been described above, it is not limited to the applications set out in the description and embodiments, which are fully applicable in a variety of fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described without departing from the generic concept as defined by the claims and their equivalents.
Claims (1)
1. A preparation method of an antirust agent for autoclaved aerated concrete plate steel bars is characterized by comprising the following steps:
(1) the method comprises the following steps of mixing 53-57% of carboxylic styrene-butadiene latex, 1.2-1.7% of iron oxide red, 8-11% of slaked lime, 3.2-3.7% of efficient thickening agent, 18-22% of quartz sand, 5-10% of sand aerated concrete plate waste and 3-7% of tap water, wherein the type of the carboxylic styrene-butadiene latex is PC-02, the type of the iron oxide red is S130-3, the type of the efficient thickening agent is KP-E, the particle size of the quartz sand is 0-1 mm, and the particle size of the sand aerated concrete plate waste is 0-2 mm;
(2) processing the components:
slaking lime: immersing quicklime in water, and standing for 2-3 days to obtain slaked lime;
diluting the high-efficiency thickening agent: mixing water: high-efficiency thickening agent: mixing and stirring sodium hydroxide uniformly according to the ratio of 40:1.5: 1;
(3) pouring carboxylic styrene-butadiene latex and iron oxide red into a stirrer, starting the stirrer to stir for 30s, and then pouring slaked lime to stir for 30 s; then pouring the diluted efficient thickening agent, and stirring for 30 s; then quartz sand is poured into the mixture and stirred for 300 s; then pouring the waste sand aerated concrete plates and stirring for 180 s; finally, adding tap water, stirring for 60s, and then putting into a barrel for standby.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711427386.4A CN108003708B (en) | 2017-12-26 | 2017-12-26 | Antirust agent for autoclaved aerated concrete plate steel bars and preparation method thereof |
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| CN201711427386.4A CN108003708B (en) | 2017-12-26 | 2017-12-26 | Antirust agent for autoclaved aerated concrete plate steel bars and preparation method thereof |
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| CN108003708B true CN108003708B (en) | 2020-05-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112479652A (en) * | 2020-11-30 | 2021-03-12 | 河南兴安新型建筑材料有限公司 | Novel autoclaved aerated concrete plate reinforcement preservative and preparation method thereof |
| CN112724791A (en) * | 2021-01-22 | 2021-04-30 | 太原钢铁(集团)有限公司 | Anticorrosive paint for steel bar mesh cage arranged in aerated plate and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103613341A (en) * | 2013-11-22 | 2014-03-05 | 苏州科技学院 | Masonry mortar dry powder material based on autoclaved sand aerated concrete waste |
| CN107382124A (en) * | 2017-09-15 | 2017-11-24 | 四川坤正新型材料有限公司 | A kind of steam-aerated concrete plate reinforced steel bar rust preventing agent and preparation method thereof |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103613341A (en) * | 2013-11-22 | 2014-03-05 | 苏州科技学院 | Masonry mortar dry powder material based on autoclaved sand aerated concrete waste |
| CN107382124A (en) * | 2017-09-15 | 2017-11-24 | 四川坤正新型材料有限公司 | A kind of steam-aerated concrete plate reinforced steel bar rust preventing agent and preparation method thereof |
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