CN106047062A - Electrostatic spraying powder for straight welded tube surface - Google Patents
Electrostatic spraying powder for straight welded tube surface Download PDFInfo
- Publication number
- CN106047062A CN106047062A CN201610502929.3A CN201610502929A CN106047062A CN 106047062 A CN106047062 A CN 106047062A CN 201610502929 A CN201610502929 A CN 201610502929A CN 106047062 A CN106047062 A CN 106047062A
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- Prior art keywords
- powder
- graphene microchip
- rare earth
- earth oxide
- pigment
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
- C09D5/038—Anticorrosion agents
-
- 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
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/106—Anti-corrosive paints containing metal dust containing Zn
-
- 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 electrostatic spraying powder for a straight welded tube surface, prepared from the following components by weight: 90-150g of epoxy resin, 4-6g of mineral powder, 0.05-0.5g of graphene microchips, 0.5-2g of silicon micropowder, 3-8g of pigment, 5-15g of nano titanium carbide, 0.4-0.6g of zeolite powder, 0.5-1.5g of rare earth oxide, 0.5-1g of curing agent, 10-20g of wax powder, 0.5-1g of leveling agent, 0.5-1g of brightener, 4-8g of zinc powder, 0.5-1.5g of sea mud, 0.5-2g of procyanidine and 0.5-1.5g of boron carbide powder. The electrostatic spraying powder is used for corrosion prevention on a welded tube surface, enables the welded tube to have the effects of corrosion resistance, impact resistance and wear resistance, and with addition of the rare earth oxide, nano powder and the like, when subjected to impact, the corrosion protective coating only deforms but can not peel off or lose the corrosion preventive capacity, so that the service life of the welded tube 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 electrostatic painting powder.
Background technology
ERW, the steel pipe being welded with hot rolling or cold-rolled steel sheet or steel coil strip carries out straight seam welding on welding equipment
The pipe obtained all is ERW, (owing to the weld of steel pipe is in alignment so gaining the name).They are different according to purposes, have
Different rear road production processes, the standard of ERW is GB/T3091-2008.
Steel pipes with straight is mainly used in public waterworks, petrochemical industry, chemical industry, power industry, agricultural filling at home
Irrigate, urban construction.It is used as liquid to carry: feedwater, draining.It is used as gas to carry: coal gas, steam, liquefied petroleum gas.Make structure
With: make pile driving pipe, make bridge；Harbour, road, building structure pipe etc..
It is bad that ERW surface antiseptisis technology in the market does, and directly influences the use longevity of ERW
Life.
Summary of the invention
The technical problem to be solved is to provide a kind of composition relatively simple, the ERW that spraying effect is good
Surface electrostatic painting powder.
The technical problem to be solved realizes by the following technical solutions:
A kind of ERW surface electrostatic painting powder, the component by following weight is formulated: epoxy resin 90-
150g, mineral powder 4-6g, graphene microchip 0.05-0.5g, silicon powder 0.5-2g, pigment 3-8g, nano titanium carbide 5-15g,
Zeolite 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, sea mud 0.5-1.5g, procyanidin 0.5-2g, boron carbide powder 0.5-1.5g；
The preferable weight of each component is: epoxy resin 100g, mineral powder 5g, graphene microchip 0.1g, silicon powder 1g, face
Material 5g, nano titanium carbide 10g, zeolite powder 0.5g, rare earth oxide 1g, firming agent 0.5g, wax powder 15g, levelling agent 0.5g, light
Agent 0.5g, zinc powder 5g, sea mud 1g, procyanidin 1g, boron carbide powder 1g；
Described mineral powder selects azurite, potassium feldspar, malachite green, malachite, natural marine stone, hauynite, tourmaline and white
One or both or two or more combination in Muscovitum.
Described graphene microchip is to generate graphitic carbon crystal, four of each carbon atom with the three-dimensional long crystalline substance of cellular fashion
It is in bond firmly that valency electron all forms covalent bond, it is impossible to forms the electron stream of displacement, then cannot conduct electricity, stone after generation
Ink carbon crystal utilizes the nano-milled mode of wet type, grinds with single direction and forms, and graphene microchip minimizing thickness is 5nm, stone
Ink alkene microplate strengthens infrared radiation wavelength, and its wavelength peak-peak is in 7.5～9.5 μm.By adding Graphene in coating
Microplate, it is possible to reduce surface of welded pipe resistivity, strengthen the degrees of fusion between each component simultaneously.
The preparation method of above-mentioned powder is as follows:
(1) epoxy resin, mineral powder, silicon powder, zeolite powder, rare earth oxide, wax powder, zinc powder and sea mud are put into Buddhist nun
In dragon ball grinder, continuous ball milling 4-6 hour, cross 180-200 eye mesh screen, it is stand-by that collection obtains mixed powder；
(2) by mixed powder in mixing tank with graphene microchip, procyanidin, boron carbide powder, pigment, nano silicon carbide
The abundant premixing of titanium, firming agent, levelling agent and brightener, sends into extruder extrusion tabletting, obtains lamellar material after completing；
(3) lamellar material is pulverized, send in nylon ball grinder, continuous ball milling 4-6 hour, cross 400-600 eye mesh screen, collect
Siftage obtains finished product anti-corrosive powder paint.
The invention has the beneficial effects as follows: the present invention is used for surface of welded pipe anticorrosion, make welded tube have corrosion-resistant, impact resistance and resistance to
The effect of mill, by adding rare earth oxide, nanoscale powder material etc., when being impacted, anticorrosive coat only can deform will not
Peeling off phenomenon, will not lose etch-proof ability, can effectively extend the service life of welded tube.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below knot
Close specific embodiment, the present invention is expanded on further.
Embodiment 1
A kind of ERW surface electrostatic painting powder, the component by following weight is formulated: epoxy resin 100g, ore deposit
Material powder 5g, graphene microchip 0.1g, silicon powder 1g, pigment 5g, nano titanium carbide 10g, zeolite powder 0.5g, rare earth oxide
1g, firming agent 0.5g, wax powder 15g, levelling agent 0.5g, brightener 0.5g, zinc powder 5g, sea mud 1g, procyanidin 1g, boron carbide powder
End 1g；
Described graphene microchip is to generate graphitic carbon crystal, four of each carbon atom with the three-dimensional long crystalline substance of cellular fashion
It is in bond firmly that valency electron all forms covalent bond, it is impossible to forms the electron stream of displacement, then cannot conduct electricity, stone after generation
Ink carbon crystal utilizes the nano-milled mode of wet type, grinds with single direction and forms, and graphene microchip minimizing thickness is 5nm, stone
Ink alkene microplate strengthens infrared radiation wavelength, and its wavelength peak-peak is in 7.5～9.5 μm.By adding Graphene in coating
Microplate, it is possible to reduce surface of welded pipe resistivity, strengthen the degrees of fusion between each component simultaneously.
The preparation method of above-mentioned powder is as follows:
(1) epoxy resin, mineral powder, silicon powder, zeolite powder, rare earth oxide, wax powder, zinc powder and sea mud are put into Buddhist nun
In dragon ball grinder, continuous ball milling 4-6 hour, cross 180-200 eye mesh screen, it is stand-by that collection obtains mixed powder；
(2) by mixed powder in mixing tank with graphene microchip, procyanidin, boron carbide powder, pigment, nano silicon carbide
The abundant premixing of titanium, firming agent, levelling agent and brightener, sends into extruder extrusion tabletting, obtains lamellar material after completing；
(3) lamellar material is pulverized, send in nylon ball grinder, continuous ball milling 4-6 hour, cross 400-600 eye mesh screen, collect
Siftage obtains finished product anti-corrosive powder paint.
Embodiment 2
A kind of ERW surface electrostatic painting powder, the component by following weight is formulated: epoxy resin 90g, ore deposit
Material powder 4g, graphene microchip 0.05g, silicon powder 0.5g, pigment 3g, nano titanium carbide 5g, zeolite 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, sea mud 0.5g, procyanidin 0.6g, carbon
Change boron powder 0.5g；
Described mineral powder selects azurite, potassium feldspar, malachite green, malachite, natural marine stone, hauynite, tourmaline and white
One or both or two or more combination in Muscovitum.
Described graphene microchip is to generate graphitic carbon crystal, four of each carbon atom with the three-dimensional long crystalline substance of cellular fashion
It is in bond firmly that valency electron all forms covalent bond, it is impossible to forms the electron stream of displacement, then cannot conduct electricity, stone after generation
Ink carbon crystal utilizes the nano-milled mode of wet type, grinds with single direction and forms, and graphene microchip minimizing thickness is 5nm, stone
Ink alkene microplate strengthens infrared radiation wavelength, and its wavelength peak-peak is in 7.5～9.5 μm.By adding Graphene in coating
Microplate, it is possible to reduce surface of welded pipe resistivity, strengthen the degrees of fusion between each component simultaneously.
The preparation method of above-mentioned powder is as follows:
(1) epoxy resin, mineral powder, silicon powder, zeolite powder, rare earth oxide, wax powder, zinc powder and sea mud are put into Buddhist nun
In dragon ball grinder, continuous ball milling 4-6 hour, cross 180-200 eye mesh screen, it is stand-by that collection obtains mixed powder；
(2) by mixed powder in mixing tank with graphene microchip, procyanidin, boron carbide powder, pigment, nano silicon carbide
The abundant premixing of titanium, firming agent, levelling agent and brightener, sends into extruder extrusion tabletting, obtains lamellar material after completing；
(3) lamellar material is pulverized, send in nylon ball grinder, continuous ball milling 4-6 hour, cross 400-600 eye mesh screen, collect
Siftage obtains finished product anti-corrosive powder paint.
Embodiment 3
A kind of ERW surface electrostatic painting powder, the component by following weight is formulated: epoxy resin 150g, ore deposit
Material powder 6g, graphene microchip 0.5g, silicon powder 2g, pigment 8g, nano titanium carbide 15g, zeolite powder 0.6g, rare earth oxide
1.5g, firming agent 1g, wax powder 20g, levelling agent 1g, brightener 1g, zinc powder 8g, sea mud 1.5g, procyanidin 0.5g, boron carbide powder
End 1.5g；
Described mineral powder selects azurite, potassium feldspar, malachite green, malachite, natural marine stone, hauynite, tourmaline and white
One or both or two or more combination in Muscovitum.
Described graphene microchip is to generate graphitic carbon crystal, four of each carbon atom with the three-dimensional long crystalline substance of cellular fashion
It is in bond firmly that valency electron all forms covalent bond, it is impossible to forms the electron stream of displacement, then cannot conduct electricity, stone after generation
Ink carbon crystal utilizes the nano-milled mode of wet type, grinds with single direction and forms, and graphene microchip minimizing thickness is 5nm, stone
Ink alkene microplate strengthens infrared radiation wavelength, and its wavelength peak-peak is in 7.5～9.5 μm.By adding Graphene in coating
Microplate, it is possible to reduce surface of welded pipe resistivity, strengthen the degrees of fusion between each component simultaneously.
The preparation method of above-mentioned powder is as follows:
(1) epoxy resin, mineral powder, silicon powder, zeolite powder, rare earth oxide, wax powder, zinc powder and sea mud are put into Buddhist nun
In dragon ball grinder, continuous ball milling 4-6 hour, cross 180-200 eye mesh screen, it is stand-by that collection obtains mixed powder；
(2) by mixed powder in mixing tank with graphene microchip, procyanidin, boron carbide powder, pigment, nano silicon carbide
The abundant premixing of titanium, firming agent, levelling agent and brightener, sends into extruder extrusion tabletting, obtains lamellar material after completing；
(3) lamellar material is pulverized, send in nylon ball grinder, continuous ball milling 4-6 hour, cross 400-600 eye mesh screen, collect
Siftage 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): without becoming
Change；Salt water resistance: (3% saline room temperature 50d) is unchanged；Salt spray resistance (1000h) is 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.The technology of the industry
Personnel, it should be appreciated that the present invention is not restricted to the described embodiments, simply illustrating this described in above-described embodiment and description
The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these become
Change and improvement both falls within scope of the claimed invention.Claimed scope by appending claims and
Equivalent defines.
Claims (6)
1. an ERW surface electrostatic painting powder, it is characterised in that the component by following weight is formulated: asphalt mixtures modified by epoxy resin
Fat 90-150g, mineral powder 4-6g, graphene microchip 0.05-0.5g, silicon powder 0.5-2g, pigment 3-8g, nano titanium carbide 5-
15g, zeolite 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, light
Bright dose of 0.5-1g, zinc powder 4-8g, sea mud 0.5-1.5g, procyanidin 0.5-2g, boron carbide powder 0.5-1.5g.
ERW surface electrostatic painting powder the most according to claim 1, it is characterised in that by the component of following weight
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, forge
Burn wollastonite in powder 1g, nano silicon 1g.
ERW surface electrostatic painting powder the most according to claim 1, it is characterised in that by the component of following weight
Formulated: epoxy resin 100g, mineral powder 5g, graphene microchip 0.1g, silicon powder 1g, pigment 5g, nano titanium carbide
10g, zeolite powder 0.5g, rare earth oxide 1g, firming agent 0.5g, wax powder 15g, levelling agent 0.5g, brightener 0.5g, zinc powder 5g,
Sea mud 1g, procyanidin 1g, boron carbide powder 1g.
ERW surface electrostatic painting powder the most according to claim 1, it is characterised in that described mineral powder is selected
One or both or two kinds in azurite, potassium feldspar, malachite green, malachite, natural marine stone, hauynite, tourmaline and white mica
Above combination.
ERW surface electrostatic painting powder the most according to claim 1, it is characterised in that described graphene microchip is
Generating graphitic carbon crystal with the three-dimensional long crystalline substance of cellular fashion, after generation, graphitic carbon crystal utilizes the nano-milled mode of wet type, with list
One direction is ground and is formed, and graphene microchip minimizing thickness is 5nm, and graphene microchip strengthens infrared radiation wavelength, its wavelength
Peak-peak is in 7.5～9.5 μm.
6. prepare the method for powder described in any one of claim 1-5 for one kind, it is characterised in that step is as follows:
(1) epoxy resin, mineral powder, silicon powder, zeolite powder, rare earth oxide, wax powder, zinc powder and sea mud are put into nylon ball
In grinding jar, continuous ball milling 4-6 hour, cross 180-200 eye mesh screen, it is stand-by that collection obtains mixed powder；
(2) by mixed powder in mixing tank with graphene microchip, procyanidin, boron carbide powder, pigment, nano titanium carbide,
The abundant premixing of firming agent, levelling agent and brightener, sends into extruder extrusion tabletting, obtains lamellar material after completing；
(3) lamellar material is pulverized, send in nylon ball grinder, continuous ball milling 4-6 hour, cross 400-600 eye mesh screen, under collection screen
Thing obtains finished product anti-corrosive powder paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610502929.3A CN106047062A (en) | 2016-06-29 | 2016-06-29 | Electrostatic spraying powder for straight welded tube surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610502929.3A CN106047062A (en) | 2016-06-29 | 2016-06-29 | Electrostatic spraying powder for straight welded tube surface |
Publications (1)
| Publication Number | Publication Date |
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| CN106047062A true CN106047062A (en) | 2016-10-26 |
Family
ID=57201377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610502929.3A Pending CN106047062A (en) | 2016-06-29 | 2016-06-29 | Electrostatic spraying powder for straight welded tube surface |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109517480A (en) * | 2018-10-29 | 2019-03-26 | 中国石油化工股份有限公司 | A kind of tube inner wall epoxy resin-boron carbide coating preparation and spraying method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109517480A (en) * | 2018-10-29 | 2019-03-26 | 中国石油化工股份有限公司 | A kind of tube inner wall epoxy resin-boron carbide coating preparation and spraying method |
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