CN105969067A - Special anticorrosive coating material for surfaces of straight welded pipes - Google Patents
Special anticorrosive coating material for surfaces of straight welded pipes Download PDFInfo
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- CN105969067A CN105969067A CN201610502926.XA CN201610502926A CN105969067A CN 105969067 A CN105969067 A CN 105969067A CN 201610502926 A CN201610502926 A CN 201610502926A CN 105969067 A CN105969067 A CN 105969067A
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- powder
- coating material
- graphene microchip
- rare earth
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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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- 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
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
-
- 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
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
Abstract
The invention discloses a special anticorrosive coating material for the surfaces of straight welded pipes. The special anticorrosive coating material is characterized by comprising, by weight, 90-150 g of epoxy resin, 4-6 g of mineral powder, 0.05-0.5 g of graphene micro-chips, 0.5-2 g of sepiolite powder, 3-8 g of pigment, 5-15 g of nanometer titanium carbide, 0.4-0.6 g of selenium powder, 0.5-1.5 g of rare earth oxide, 0.5-1 g of curing agents, 10-20 g of wax powder, 0.5-1 g of leveling agents, 0.5-1 g of brighteners, 4-8 g of zinc powder, 0.5-1.5 g of calcined wollastonite powder and 0.5-1.5 g of nanometer silicon dioxide. The special anticorrosive coating material has the advantages that the special anticorrosive coating material is used for realizing anticorrosive effects for the surfaces of the welded pipes, and accordingly corrosion-resistant, impact-resistant and abrasion-resistant effects can be realized by the welded pipes; the special anticorrosive coating material comprises the rare earth oxide, the nano-scale powder and the like, accordingly, anticorrosive layers only can deform without being stripped under impact conditions, loss of the corrosion-resistant capacity can be prevented, and the service lives of the welded pipes can be effectively prolonged.
Description
Technical field
The present invention relates to coating process technical field, be specifically related to a kind of ERW surface special anti-corrosion and be coated with
Layered material.
Background technology
ERW, the steel pipe being welded with hot rolling or cold-rolled steel sheet or steel coil strip is carried out on welding equipment
The pipe that straight seam welding obtains all is ERW, (owing to the weld of steel pipe is in alignment so obtaining
Name).They are different according to purposes, have different rear road production processes, and the standard of ERW is
GB/T3091-2008。
Steel pipes with straight is mainly used in public waterworks, petrochemical industry, chemical industry, electric power work at home
Industry, agricultural irrigation, urban construction.It is used as liquid to carry: feedwater, draining.It is used as gas to carry: coal
Gas, steam, liquefied petroleum gas.It is used as structure: make pile driving pipe, make bridge;Harbour, road, building
Structural tube etc..
It is bad that ERW surface antiseptisis technology in the market does, and directly influences ERW
Service life.
Summary of the invention
The technical problem to be solved is to provide a kind of composition relatively simple, and spraying effect is good
ERW surface special anti-corrosion coating material.
The technical problem to be solved realizes by the following technical solutions:
A kind of ERW surface special anti-corrosion coating material, the component by following weight is formulated: epoxy
Resin 90-150g, mineral powder 4-6g, graphene microchip 0.05-0.5g, sepiolite powder 0.5-2g, face
Material 3-8g, nano titanium carbide 5-15g, selenium powder 0.4-0.6g, rare earth oxide 0.5-1.5g, firming agent
0.5-1g, wax powder 10-20g, levelling agent 0.5-1g, brightener 0.5-1g, zinc powder 4-8g, calcining silicon ash
Stone powder 0.5-1.5g, nano silicon 0.5-1.5g;
The preferable weight of each component is: epoxy resin 100g, mineral powder 5g, graphene microchip 0.1g,
Sepiolite powder 1g, pigment 5g, nano titanium carbide 10g, selenium powder 0.5g, rare earth oxide 1g, firming agent 0.5g,
Wax powder 15g, levelling agent 0.5g, brightener 0.5g, zinc powder 5g, calcining wollastonite in powder 1g, nanometer titanium dioxide
Silicon 1g;
Described mineral powder select azurite, potassium feldspar, malachite green, malachite, natural marine stone, hauynite,
One or both or two or more combination in tourmaline and white mica.
Described graphene microchip is to generate graphitic carbon crystal with the three-dimensional long crystalline substance of cellular fashion, and each carbon is former
It is in bond firmly that four valency electron of son all form covalent bond, it is impossible to forms the electron stream of displacement, in
Being to conduct electricity, after generation, graphitic carbon crystal utilizes the nano-milled mode of wet type, grinds with single direction
Forming, graphene microchip minimizing thickness is 5nm, and graphene microchip strengthens infrared radiation wavelength, its ripple
Long peak-peak is in 7.5~9.5 μm.By adding graphene microchip in coating, it is possible to reduce welded tube table
Surface resistivity, strengthens the degrees of fusion between each component simultaneously.
The preparation method of above-mentioned anti-corrosive powder paint is as follows:
(1) by epoxy resin, mineral powder, sepiolite powder, selenium powder, rare earth oxide, wax powder, zinc
Powder and calcining wollastonite in powder are put in nylon ball grinder, and continuous ball milling 4-6 hour crosses 180-200 eye mesh screen,
It is stand-by that collection obtains mixed powder;
(2) by mixed powder in mixing tank with graphene microchip, nano silicon, pigment, nanometer
The abundant premixing of titanium carbide, firming agent, levelling agent and brightener, sends into extruder and extrudes and press after completing
Sheet, obtains lamellar material;
(3) lamellar material is pulverized, send in nylon ball grinder, continuous ball milling 4-6 hour, cross 400-600
Eye mesh screen, collects siftage and obtains finished product anti-corrosive powder paint.
The invention has the beneficial effects as follows: the present invention be used for surface of welded pipe anticorrosion, make welded tube have corrosion-resistant,
Impact resistance and wear-resisting effect, by adding rare earth oxide, nanoscale powder material etc., when being impacted,
Anticorrosive coat only can deform will not peeling off phenomenon, etch-proof ability will not be lost, can effectively prolong
The service life of long welded tube.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and effect and be readily apparent from
Solve, below in conjunction with specific embodiment, the present invention is expanded on further.
Embodiment 1
A kind of ERW surface special anti-corrosion coating material, the component by following weight is formulated: epoxy
Resin 100g, mineral powder 5g, graphene microchip 0.1g, sepiolite powder 1g, pigment 5g, nano silicon carbide
Titanium 10g, selenium powder 0.5g, rare earth oxide 1g, firming agent 0.5g, wax powder 15g, levelling agent 0.5g, light
Bright dose of 0.5g, zinc powder 5g, calcining wollastonite in powder 1g, nano silicon 1g;
Described graphene microchip is to generate graphitic carbon crystal with the three-dimensional long crystalline substance of cellular fashion, and each carbon is former
It is in bond firmly that four valency electron of son all form covalent bond, it is impossible to forms the electron stream of displacement, in
Being to conduct electricity, after generation, graphitic carbon crystal utilizes the nano-milled mode of wet type, grinds with single direction
Forming, graphene microchip minimizing thickness is 5nm, and graphene microchip strengthens infrared radiation wavelength, its ripple
Long peak-peak is in 7.5~9.5 μm.By adding graphene microchip in coating, it is possible to reduce welded tube table
Surface resistivity, strengthens the degrees of fusion between each component simultaneously.
The preparation method of above-mentioned anti-corrosive powder paint is as follows:
(1) by epoxy resin, mineral powder, sepiolite powder, selenium powder, rare earth oxide, wax powder, zinc
Powder and calcining wollastonite in powder are put in nylon ball grinder, and continuous ball milling 4-6 hour crosses 180-200 eye mesh screen,
It is stand-by that collection obtains mixed powder;
(2) by mixed powder in mixing tank with graphene microchip, nano silicon, pigment, nanometer
The abundant premixing of titanium carbide, firming agent, levelling agent and brightener, sends into extruder and extrudes and press after completing
Sheet, obtains lamellar material;
(3) lamellar material is pulverized, send in nylon ball grinder, continuous ball milling 4-6 hour, cross 400-600
Eye mesh screen, collects siftage and obtains finished product anti-corrosive powder paint.
Embodiment 2
A kind of ERW surface special anti-corrosion coating material, the component by following weight is formulated: epoxy
Resin 90g, mineral powder 4g, graphene microchip 0.05g, sepiolite powder 0.5g, pigment 3g, nano-sized carbon
Change titanium 5g, selenium powder 0.4g, rare earth oxide 0.5g, firming agent 0.5g, wax powder 10g, levelling agent 0.5g,
Brightener 0.5g, zinc powder 4g, calcining wollastonite in powder 0.5g, nano silicon 0.5g;
Described mineral powder select azurite, potassium feldspar, malachite green, malachite, natural marine stone, hauynite,
One or both or two or more combination in tourmaline and white mica.
Described graphene microchip is to generate graphitic carbon crystal with the three-dimensional long crystalline substance of cellular fashion, and each carbon is former
It is in bond firmly that four valency electron of son all form covalent bond, it is impossible to forms the electron stream of displacement, in
Being to conduct electricity, after generation, graphitic carbon crystal utilizes the nano-milled mode of wet type, grinds with single direction
Forming, graphene microchip minimizing thickness is 5nm, and graphene microchip strengthens infrared radiation wavelength, its ripple
Long peak-peak is in 7.5~9.5 μm.By adding graphene microchip in coating, it is possible to reduce welded tube table
Surface resistivity, strengthens the degrees of fusion between each component simultaneously.
The preparation method of above-mentioned anti-corrosive powder paint is as follows:
(1) by epoxy resin, mineral powder, sepiolite powder, selenium powder, rare earth oxide, wax powder, zinc
Powder and calcining wollastonite in powder are put in nylon ball grinder, and continuous ball milling 4-6 hour crosses 180-200 eye mesh screen,
It is stand-by that collection obtains mixed powder;
(2) by mixed powder in mixing tank with graphene microchip, nano silicon, pigment, nanometer
The abundant premixing of titanium carbide, firming agent, levelling agent and brightener, sends into extruder and extrudes and press after completing
Sheet, obtains lamellar material;
(3) lamellar material is pulverized, send in nylon ball grinder, continuous ball milling 4-6 hour, cross 400-600
Eye mesh screen, collects siftage and obtains finished product anti-corrosive powder paint.
Embodiment 3
A kind of ERW surface special anti-corrosion coating material, the component by following weight is formulated: epoxy
Resin 150g, mineral powder 6g, graphene microchip 0.5g, sepiolite powder 2g, pigment 8g, nano silicon carbide
Titanium 15g, selenium powder 0.6g, rare earth oxide 1.5g, firming agent 1g, wax powder 20g, levelling agent 1g, light
Agent 1g, zinc powder 8g, calcining wollastonite in powder 1.5g, nano silicon 1.5g;
Described mineral powder select azurite, potassium feldspar, malachite green, malachite, natural marine stone, hauynite,
One or both or two or more combination in tourmaline and white mica.
Described graphene microchip is to generate graphitic carbon crystal with the three-dimensional long crystalline substance of cellular fashion, and each carbon is former
It is in bond firmly that four valency electron of son all form covalent bond, it is impossible to forms the electron stream of displacement, in
Being to conduct electricity, after generation, graphitic carbon crystal utilizes the nano-milled mode of wet type, grinds with single direction
Forming, graphene microchip minimizing thickness is 5nm, and graphene microchip strengthens infrared radiation wavelength, its ripple
Long peak-peak is in 7.5~9.5 μm.By adding graphene microchip in coating, it is possible to reduce welded tube table
Surface resistivity, strengthens the degrees of fusion between each component simultaneously.
The preparation method of above-mentioned anti-corrosive powder paint is as follows:
(1) by epoxy resin, mineral powder, sepiolite powder, selenium powder, rare earth oxide, wax powder, zinc
Powder and calcining wollastonite in powder are put in nylon ball grinder, and continuous ball milling 4-6 hour crosses 180-200 eye mesh screen,
It is stand-by that collection obtains mixed powder;
(2) by mixed powder in mixing tank with graphene microchip, nano silicon, pigment, nanometer
The abundant premixing of titanium carbide, firming agent, levelling agent and brightener, sends into extruder and extrudes and press after completing
Sheet, obtains lamellar material;
(3) lamellar material is pulverized, send in nylon ball grinder, continuous ball milling 4-6 hour, cross 400-600
Eye mesh screen, collects siftage and obtains finished product anti-corrosive powder paint.
Anticorrosive paint of the present invention detection analysis result is as follows:
(1) adhesive force/level: 1-2;Covering power (g/m2): 630;Hardness: > 6H.
(2) resistance to water (50d): unchanged;Wet-heat resisting (80 DEG C, 100%RH30d) is unchanged;Resistance to
Gasoline (30d): unchanged;Salt water resistance: (3% saline room temperature 50d) is unchanged;Salt spray resistance (1000h)
Non-foaming, wrinkle resistant.
(3) electric conductivity (resistivity) < 80 Ω/cm.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, the present invention is not restricted to the described embodiments, above-described embodiment and explanation
The principle that the present invention is simply described described in book, without departing from the spirit and scope of the present invention,
The present invention also has various changes and modifications, and these changes and improvements both fall within claimed invention model
In enclosing.Claimed scope is defined by appending claims and equivalent thereof.
Claims (7)
1. an ERW surface special anti-corrosion coating material, it is characterised in that by the component of following weight
Formulated: epoxy resin 90-150g, mineral powder 4-6g, graphene microchip 0.05-0.5g, Hai Pao
Stone powder 0.5-2g, pigment 3-8g, nano titanium carbide 5-15g, selenium powder 0.4-0.6g, rare earth oxide
0.5-1.5g, firming agent 0.5-1g, wax powder 10-20g, levelling agent 0.5-1g, brightener 0.5-1g, zinc
Powder 4-8g, calcining wollastonite in powder 0.5-1.5g, nano silicon 0.5-1.5g.
ERW surface the most according to claim 1 special anti-corrosion coating material, it is characterised in that
Component by following weight is formulated: epoxy resin 100g, mineral powder 5g, graphene microchip 0.1g,
Sepiolite powder 1g, pigment 5g, nano titanium carbide 10g, selenium powder 0.5g, rare earth oxide 1g, firming agent 0.5g,
Wax powder 15g, levelling agent 0.5g, brightener 0.5g, zinc powder 5g, calcining wollastonite in powder 1g, nanometer titanium dioxide
Silicon 1g.
ERW surface the most according to claim 1 special anti-corrosion coating material, it is characterised in that
Component by following weight is formulated: epoxy resin 90g, mineral powder 4g, graphene microchip 0.05g,
Sepiolite powder 0.5g, pigment 3g, nano titanium carbide 5g, selenium powder 0.4g, rare earth oxide 0.5g, solidification
Agent 0.5g, wax powder 10g, levelling agent 0.5g, brightener 0.5g, zinc powder 4g, calcining wollastonite in powder 0.5g,
Nano silicon 0.5g.
ERW surface the most according to claim 1 special anti-corrosion coating material, it is characterised in that
Component by following weight is formulated: epoxy resin 150g, mineral powder 6g, graphene microchip 0.5g,
Sepiolite powder 2g, pigment 8g, nano titanium carbide 15g, selenium powder 0.6g, rare earth oxide 1.5g, firming agent
1g, wax powder 20g, levelling agent 1g, brightener 1g, zinc powder 8g, calcining wollastonite in powder 1.5g, nano-silica
SiClx 1.5g.
ERW surface the most according to claim 1 special anti-corrosion coating material, it is characterised in that
Described mineral powder selects azurite, potassium feldspar, malachite green, malachite, natural marine stone, hauynite, electricity
One or both or two or more combination in gas stone and white mica.
ERW surface the most according to claim 1 special anti-corrosion coating material, it is characterised in that
Described graphene microchip is to generate graphitic carbon crystal with the three-dimensional long crystalline substance of cellular fashion, and after generation, graphitic carbon is brilliant
Body utilizes the nano-milled mode of wet type, grinds with single direction and forms, and graphene microchip minimizing thickness is
5nm, graphene microchip strengthens infrared radiation wavelength, and its wavelength peak-peak is in 7.5~9.5 μm.
7. prepare the method for anti-corrosive powder paint described in any one of claim 1-6 for one kind, it is characterised in that
Step is as follows:
(1) by epoxy resin, mineral powder, sepiolite powder, selenium powder, rare earth oxide, wax powder, zinc
Powder and calcining wollastonite in powder are put in nylon ball grinder, and continuous ball milling 4-6 hour crosses 180-200 eye mesh screen,
It is stand-by that collection obtains mixed powder;
(2) by mixed powder in mixing tank with graphene microchip, nano silicon, pigment, nanometer
The abundant premixing of titanium carbide, firming agent, levelling agent and brightener, sends into extruder and extrudes and press after completing
Sheet, obtains lamellar material;
(3) lamellar material is pulverized, send in nylon ball grinder, continuous ball milling 4-6 hour, cross 400-600
Eye mesh screen, collects siftage and obtains finished product anti-corrosive powder paint.
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106893452A (en) * | 2017-03-15 | 2017-06-27 | 包头稀土研究院 | Nano rare earth modified epoxy anticorrosive paint and preparation method thereof |
CN107556860A (en) * | 2017-08-26 | 2018-01-09 | 巢湖鹏远金属焊管有限公司 | Coating that a kind of inner wall of welded pipe uses and preparation method thereof |
CN109611350A (en) * | 2018-11-26 | 2019-04-12 | 振欣透平机械有限公司 | A kind of magnetic suspension chlorine gas cooling |
CN113773714A (en) * | 2021-10-25 | 2021-12-10 | 玉和建设有限公司 | Wear-resistant coating for petrochemical industry and production process thereof |
CN115386793A (en) * | 2022-08-10 | 2022-11-25 | 南通洪源地质工程材料有限公司 | Corrosion-resistant low-alloy seamless steel pipe and preparation method thereof |
-
2016
- 2016-06-29 CN CN201610502926.XA patent/CN105969067A/en active Pending
Non-Patent Citations (2)
Title |
---|
中国化工信息中心主编: "《中国化工产品目录原料篇》", 30 September 1997 * |
谭思明: "《青岛市科技发展战略研究报告》", 31 July 2014 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106893452A (en) * | 2017-03-15 | 2017-06-27 | 包头稀土研究院 | Nano rare earth modified epoxy anticorrosive paint and preparation method thereof |
CN107556860A (en) * | 2017-08-26 | 2018-01-09 | 巢湖鹏远金属焊管有限公司 | Coating that a kind of inner wall of welded pipe uses and preparation method thereof |
CN109611350A (en) * | 2018-11-26 | 2019-04-12 | 振欣透平机械有限公司 | A kind of magnetic suspension chlorine gas cooling |
CN113773714A (en) * | 2021-10-25 | 2021-12-10 | 玉和建设有限公司 | Wear-resistant coating for petrochemical industry and production process thereof |
CN115386793A (en) * | 2022-08-10 | 2022-11-25 | 南通洪源地质工程材料有限公司 | Corrosion-resistant low-alloy seamless steel pipe and preparation method thereof |
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Application publication date: 20160928 |