CN102337529A - Building deformed steel bar passivation antirusting agent and preparation method thereof - Google Patents
Building deformed steel bar passivation antirusting agent and preparation method thereof Download PDFInfo
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- CN102337529A CN102337529A CN2011103477678A CN201110347767A CN102337529A CN 102337529 A CN102337529 A CN 102337529A CN 2011103477678 A CN2011103477678 A CN 2011103477678A CN 201110347767 A CN201110347767 A CN 201110347767A CN 102337529 A CN102337529 A CN 102337529A
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Abstract
The invention discloses a building deformed steel bar passivation antirusting agent with strong corrosion resistance, which can form a stable, continuous and compact high-strength firmly-attached compound film layer without residues and rusty spots on the surface of the building deformed steel bar, and a preparation method thereof. The building deformed steel bar passivation antirusting agent is formed by evenly mixing a main acidic agent and an assistant alkaline agent, wherein the mass ratio of the main acidic agent to the assistant alkaline agent is 1:1; the main acidic agent comprises the following raw materials in percentage by weight: 2-6% of phytic acid, 8-10% of constant-temperature steel surface treating agent, 1-3% of ammonium bicarbonate, 3-7% of triethanolamine, 3-5% of polyethylene glycol, 0.6-1.2% of organic silicon antifoaming agent and the balance of water; and the assistant alkaline agent comprises the following raw materials in percentage by weight: 2-4% of sodium carbonate, 10-20% of sodium nitrite, 10-16% of triethanolamine and the balance of water.
Description
Technical field
The present invention relates to a kind of building Deformed Steel Bars passivation rust-preventive agent and preparation method; Especially Deformed Steel Bars surface formation adhere firmly, continuous densification, noresidue and rust spot, intensity height and stable compound rete, building Deformed Steel Bars passivation rust-preventive agent and preparation method that erosion resistance is strong can built.
Background technology
The employed Deformed Steel Bars of building trade is carbon steel, and the solidity to corrosion of carbon steel is very poor, in atmosphere, soil, seawater and fresh water, all oxygen depolaxization corrosion will take place, and generates FeO, Fe
2O
3And Fe
3O
4, make steel surface pile up a thick layer of loose iron rust, in leading system cement components process, seriously hinder the degree of adhesion between Deformed Steel Bars Framework Of Steel Reinforcement and the cement concrete, thereby do not reached the requirement of strength of building structure.In order to address this problem, what have is coated with the rust cleaning transformation treating agent at the Deformed Steel Bars rebar surface, though also obtain the certain process effect, cures the symptoms, not the disease, and wastes time and energy.
Summary of the invention
The present invention is in order to solve the above-mentioned technical problem of existing in prior technology; Provide a kind of and can build Deformed Steel Bars surface formation adhere firmly, continuous densification, noresidue and rust spot, intensity height and stable compound rete, building Deformed Steel Bars passivation rust-preventive agent and preparation method that erosion resistance is strong.
Technical solution of the present invention is: a kind of building Deformed Steel Bars passivation rust-preventive agent, it is characterized in that forming by acid host and alkaline assistant, and the mass ratio of acid host and alkaline assistant is 1:1; The raw material and the mass percent of said acid host are following: phytic acid 2-6%, normal temperature steel surface processing agent 8-10%, bicarbonate of ammonia 1-3%, trolamine 3-7%, polyoxyethylene glycol 3-5%, silicone antifoam agent 0.6-1.2% and water surplus; The raw material and the mass percent of said alkaline assistant are following: yellow soda ash 2-4%, Sodium Nitrite 10-20%, trolamine 10-16% and water surplus.
A kind of preparation method of above-mentioned building Deformed Steel Bars passivation rust-preventive agent is characterized in that carrying out as follows:
A. prepare acid host
In stainless steel cauldron, add the water of calculated amount earlier and start whisking appliance; The control rotating speed is 60-80 commentaries on classics/min; The phytic acid, normal temperature steel surface processing agent, bicarbonate of ammonia, trolamine, polyoxyethylene glycol and the silicone antifoam agent that add calculated amount then successively are stirred to and are the light green transparence and get final product;
B. prepare alkaline assistant
In stainless steel cauldron, add earlier the water of calculated amount, and start whisking appliance, the control rotating speed is 100-120 commentaries on classics/min, adds yellow soda ash, Sodium Nitrite and the trolamine of calculated amount then successively, is stirred to be the light beige transparence and to get final product;
C. in stainless steel cauldron, add calculated amount A agent earlier; And the startup whisking appliance, the control rotating speed is 40-60 commentaries on classics/min, and then takes by weighing the B agent of calculated amount; Thread adds in the A agent in the reaction kettle slowly; Under agitation condition, carry out, stir more than 2 hours, be the light green transparence until solution up to the B agent all being added continued.
The present invention can make Deformed Steel Bars surface of reinforced bar metal generate adhere firmly, continuous densification, noresidue and rust spot, intensity height and stable compound rete through the chemical passivation conversion processing; Make long-term storage have stronger oxidation-resistance at the Deformed Steel Bars rebar surface of outdoor (in the atmosphere); Thereby strengthened its erosion resistance; Deformed Steel Bars rebar surface guarantee to make Framework Of Steel Reinforcement is rustless, guarantee and cement concrete between the strong binding degree.
Embodiment
Embodiment 1:
Be made up of acid host and alkaline assistant, the mass ratio of acid host and alkaline assistant is 1:1; Wherein acid host mass percent raw materials used and each raw material is following: phytic acid 2%, normal temperature steel surface processing agent 10%, bicarbonate of ammonia 1%, trolamine 3%, polyoxyethylene glycol 3%, silicone antifoam agent 0.6% and 80.4% water; Alkaline assistant is raw materials used and each raw materials quality per-cent is following: yellow soda ash 2%, Sodium Nitrite 20%, trolamine 13% and 65% water.
The preparation method carries out as follows:
A. prepare acid host
In stainless steel cauldron, add the water of calculated amount earlier and start whisking appliance; The control rotating speed is 60 commentaries on classics/min; The phytic acid, normal temperature steel surface processing agent, bicarbonate of ammonia, trolamine, polyoxyethylene glycol and the silicone antifoam agent that add calculated amount then successively are stirred to and are the light green transparence and get final product;
B. prepare alkaline assistant
In stainless steel cauldron, add earlier the water of calculated amount, and start whisking appliance, the control rotating speed is 100 commentaries on classics/min, adds yellow soda ash, Sodium Nitrite and the trolamine of calculated amount then successively, is stirred to be the light beige transparence and to get final product;
C. in stainless steel cauldron, add calculated amount A agent earlier; And the startup whisking appliance, the control rotating speed is 40 commentaries on classics/min, and then takes by weighing the B agent of calculated amount; Thread adds in the A agent in the reaction kettle slowly; Under agitation condition, carry out, stir more than 2 hours, be the light green transparence until solution up to the B agent all being added continued.
The raw materials used commercially available prod that is, wherein water gets final product with tap water, and normal temperature steel surface processing agent (SP-12) is Dalian Sandaaoke Chemistry Co., Ltd.'s product.
Embodiment 2:
Be made up of acid host and alkaline assistant, the mass ratio of acid host and alkaline assistant is 1:1; Wherein acid host mass percent raw materials used and each raw material is following: phytic acid 6%, normal temperature steel surface processing agent 8%, bicarbonate of ammonia 3%, trolamine 7%, polyoxyethylene glycol 5%, silicone antifoam agent 1.2% and 69.8% water; Alkaline assistant mass percent raw materials used and each raw material is following: yellow soda ash 4%, Sodium Nitrite 10%, trolamine 16% and 70% water.
The preparation method carries out as follows:
A. prepare acid host
In stainless steel cauldron, add the water of calculated amount earlier and start whisking appliance; The control rotating speed is 80 commentaries on classics/min; The phytic acid, normal temperature steel surface processing agent, bicarbonate of ammonia, trolamine, polyoxyethylene glycol and the silicone antifoam agent that add calculated amount then successively are stirred to and are the light green transparence and get final product;
B. prepare alkaline assistant
In stainless steel cauldron, add earlier the water of calculated amount, and start whisking appliance, the control rotating speed is 120 commentaries on classics/min, adds yellow soda ash, Sodium Nitrite and the trolamine of calculated amount then successively, is stirred to be the light beige transparence and to get final product;
C. in stainless steel cauldron, add calculated amount A agent earlier; And the startup whisking appliance, the control rotating speed is 60 commentaries on classics/min, and then takes by weighing the B agent of calculated amount; Thread adds in the A agent in the reaction kettle slowly; Under agitation condition, carry out, stir more than 2 hours, be the light green transparence until solution up to the B agent all being added continued.
Raw material sources are with embodiment 1.
Be made up of acid host and alkaline assistant, the mass ratio of acid host and alkaline assistant is 1:1; Wherein the mass percent of raw materials used and each raw material of acid host is following: phytic acid 4%, normal temperature steel surface processing agent 9%, bicarbonate of ammonia 2%, trolamine 5%, polyoxyethylene glycol 4%, silicone antifoam agent 1% and 75% water; The raw material and the mass percent of said alkaline assistant are following: yellow soda ash 3%, Sodium Nitrite 15%, trolamine 10% and 72% water.
The preparation method carries out as follows:
A. prepare acid host
In stainless steel cauldron, add the water of calculated amount earlier and start whisking appliance; The control rotating speed is 70 commentaries on classics/min; The phytic acid, normal temperature steel surface processing agent, bicarbonate of ammonia, trolamine, polyoxyethylene glycol and the silicone antifoam agent that add calculated amount then successively are stirred to and are the light green transparence and get final product;
B. prepare alkaline assistant
In stainless steel cauldron, add earlier the water of calculated amount, and start whisking appliance, the control rotating speed is 110 commentaries on classics/min, adds yellow soda ash, Sodium Nitrite and the trolamine of calculated amount then successively, is stirred to be the light beige transparence and to get final product;
C. in stainless steel cauldron, add calculated amount A agent earlier; And the startup whisking appliance, the control rotating speed is 50 commentaries on classics/min, and then takes by weighing the B agent of calculated amount; Thread adds in the A agent in the reaction kettle slowly; Under agitation condition, carry out, stir more than 2 hours, be the light green transparence until solution up to the B agent all being added continued.
Raw material sources are with embodiment 1.
Test:
Rustless Deformed Steel Bars sample coupon is put into is heated to 850 ℃ in the muffle furnace and keeps 20min, immerse 5-10s in the embodiment of the invention 1 or 2 or 3 after the taking-up immediately, take out the back and observe, the result is following:
(1) light blue, the adhere firmly and fine and close continuously of even film layer;
(2) film surface does not have residue;
(3) rete parches the no rust spot in surface, back.
Afterwards, the sample coupon water pipe dash is drenched 180s, in air, stop 120s then, continue water pipe again and dash and drench, in air, stop again, after the long run test 20 times, let sample coupon seasoning in air, observe surperficial non-corroding.
Ultimate principle of the present invention is exactly the atom and the interaction of the negatively charged ion in the embodiment of the invention 1,2,3 on Deformed Steel Bars top layer, has the good metal surface protection rete of sticking power so reaction generates.
Claims (2)
1. a building Deformed Steel Bars passivation rust-preventive agent is characterized in that being made up of acid host and alkaline assistant, and the mass ratio of acid host and alkaline assistant is 1:1; The raw material and the mass percent of said acid host are following: phytic acid 2-6%, normal temperature steel surface processing agent 8-10%, bicarbonate of ammonia 1-3%, trolamine 3-7%, polyoxyethylene glycol 3-5%, silicone antifoam agent 0.6-1.2% and water surplus; The raw material and the mass percent of said alkaline assistant are following: yellow soda ash 2-4%, Sodium Nitrite 10-20%, trolamine 10-16% and water surplus.
2. preparation method who builds Deformed Steel Bars passivation rust-preventive agent according to claim 1 is characterized in that carrying out as follows:
A. prepare acid host
In stainless steel cauldron, add the water of calculated amount earlier and start whisking appliance; The control rotating speed is 60-80 commentaries on classics/min; The phytic acid, normal temperature steel surface processing agent, bicarbonate of ammonia, trolamine, polyoxyethylene glycol and the silicone antifoam agent that add calculated amount then successively are stirred to and are the light green transparence and get final product;
B. prepare alkaline assistant
In stainless steel cauldron, add earlier the water of calculated amount, and start whisking appliance, the control rotating speed is 100-120 commentaries on classics/min, adds yellow soda ash, Sodium Nitrite and the trolamine of calculated amount then successively, is stirred to be the light beige transparence and to get final product;
C. in stainless steel cauldron, add calculated amount A agent earlier; And the startup whisking appliance, the control rotating speed is 40-60 commentaries on classics/min, and then takes by weighing the B agent of calculated amount; Thread adds in the A agent in the reaction kettle slowly; Under agitation condition, carry out, stir more than 2 hours, be the light green transparence until solution up to the B agent all being added continued.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2011103477678A CN102337529A (en) | 2011-11-07 | 2011-11-07 | Building deformed steel bar passivation antirusting agent and preparation method thereof |
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| CN2011103477678A CN102337529A (en) | 2011-11-07 | 2011-11-07 | Building deformed steel bar passivation antirusting agent and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102719818A (en) * | 2012-06-21 | 2012-10-10 | 大连三达奥克化学股份有限公司 | Phosphorus-free chromium-free conversion film treating agent for magnesium alloy workpiece and preparation method |
| CN104032313A (en) * | 2014-06-17 | 2014-09-10 | 顾兴 | Rust removing and preventing agent |
| CN105016683A (en) * | 2015-07-09 | 2015-11-04 | 阜阳三环管桩有限公司 | Zinc calcine concrete tubular pile and preparation method thereof |
| CN105733395A (en) * | 2016-05-12 | 2016-07-06 | 陆静 | Antirust agent used for black metal object |
| CN110205632A (en) * | 2019-07-09 | 2019-09-06 | 郑伟 | A kind of water-based antirust agent improving screw thread steel concrete bond property |
| CN111254441A (en) * | 2020-04-10 | 2020-06-09 | 李欣欣 | Water-based antirust agent for improving bond property of deformed steel bar concrete |
| CN114161320A (en) * | 2021-11-12 | 2022-03-11 | 广州广钢新材料股份有限公司 | Surface treatment method and system for hot-rolled ribbed steel bar |
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| CN1264754A (en) * | 1999-12-03 | 2000-08-30 | 冶金工业部钢铁研究总院 | Converting agent of iron rust |
| CN101187026A (en) * | 2007-11-16 | 2008-05-28 | 叶云川 | Rust conversion and rust-proof coating agent for construction steel structure and its usage method |
| CN101974744A (en) * | 2010-10-27 | 2011-02-16 | 大连三达奥克化学股份有限公司 | Manganese phosphide chrome passivant and manufacturing method thereof |
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2011
- 2011-11-07 CN CN2011103477678A patent/CN102337529A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1264754A (en) * | 1999-12-03 | 2000-08-30 | 冶金工业部钢铁研究总院 | Converting agent of iron rust |
| CN101187026A (en) * | 2007-11-16 | 2008-05-28 | 叶云川 | Rust conversion and rust-proof coating agent for construction steel structure and its usage method |
| CN101974744A (en) * | 2010-10-27 | 2011-02-16 | 大连三达奥克化学股份有限公司 | Manganese phosphide chrome passivant and manufacturing method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102719818A (en) * | 2012-06-21 | 2012-10-10 | 大连三达奥克化学股份有限公司 | Phosphorus-free chromium-free conversion film treating agent for magnesium alloy workpiece and preparation method |
| CN104032313A (en) * | 2014-06-17 | 2014-09-10 | 顾兴 | Rust removing and preventing agent |
| CN105016683A (en) * | 2015-07-09 | 2015-11-04 | 阜阳三环管桩有限公司 | Zinc calcine concrete tubular pile and preparation method thereof |
| CN105733395A (en) * | 2016-05-12 | 2016-07-06 | 陆静 | Antirust agent used for black metal object |
| CN110205632A (en) * | 2019-07-09 | 2019-09-06 | 郑伟 | A kind of water-based antirust agent improving screw thread steel concrete bond property |
| CN111254441A (en) * | 2020-04-10 | 2020-06-09 | 李欣欣 | Water-based antirust agent for improving bond property of deformed steel bar concrete |
| CN114161320A (en) * | 2021-11-12 | 2022-03-11 | 广州广钢新材料股份有限公司 | Surface treatment method and system for hot-rolled ribbed steel bar |
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Application publication date: 20120201 |