CN110105842A - A kind of dedicated drag reduction wax control powdery paints of crude oil pipeline and application - Google Patents
A kind of dedicated drag reduction wax control powdery paints of crude oil pipeline and application Download PDFInfo
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- CN110105842A CN110105842A CN201910326495.XA CN201910326495A CN110105842A CN 110105842 A CN110105842 A CN 110105842A CN 201910326495 A CN201910326495 A CN 201910326495A CN 110105842 A CN110105842 A CN 110105842A
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- crude oil
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- powdery paints
- drag reduction
- oil pipeline
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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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention relates to a kind of dedicated drag reduction wax control powdery paints of crude oil pipeline, its constituent and its parts by weight are as follows: 240-300 parts of bisphenol A type epoxy resin, modified epoxy 300-450 parts of self-control, phenol-modified curing agent 90-120 parts, 1.7-2.5 parts of imidazoles promotor, 100-180 parts of pigments and fillers, 20-28 parts of auxiliary agent.The coating surface that powdery paints of the present invention is formed is smooth, has excellent hydro-oleophobicity, can substantially reduce the adhesion deposition of paraffin in crude oil, colloid etc., reduces Crude Oil Transportation resistance, improves transfer efficiency, reduces energy consumption.
Description
Technical field
The invention belongs to technical field of coatings, are related to drag reduction wax control powdery paints, and especially a kind of crude oil pipeline is special
Drag reduction wax control powdery paints and application.
Background technique
Most of crude oil in China is " three high (content of wax is high, condensation point is high, viscosity is big) " crude oil, and crude oil pipeline is in operation one
After the section time, the mixture of certain thickness not runny, sand and other impurity can be deposited in inner wall of the pipe, is referred to as tying
Wax.Bore becomes smaller after inner wall of the pipe wax deposition, and frictional resistance increases, and conveying capacity decline substantially reduces Crude Oil Transportation efficiency, and it is fixed to need
Phase removes wax deposition layer, causes a large amount of energy waste.
Powdery paints is a kind of powdered form coating of solid point 100%, is free of solvent and toxic and volatile substances, is a kind of
The coating of energy conservation and environmental protection, function admirable.It is formed by the smooth densification of coating, adhesive force, impact strength and toughness are preferable, side
Angle coverage rate is high, and resistance to corrosive chemicals is excellent.
To alleviate crude oil pipeline inner wall wax deposition problem, it is anti-that the present invention provides a kind of dedicated drag reduction of crude oil pipeline
Wax powdery paints, the coating surface which forms is smooth, has excellent hydro-oleophobicity, can substantially reduce in crude oil
The adhesion deposition of paraffin, colloid etc. reduces Crude Oil Transportation resistance, improves transfer efficiency, reduces energy consumption.
By retrieval, following three patent publication us relevant to present patent application are found:
1, a kind of no-solvent type natural gas line drag reduction inside courtyard and preparation method thereof (CN103254723B), is related to one kind
No-solvent type natural gas line drag reduction inside courtyard and preparation method thereof, is dual-component coating, including component A and B component, described
Component A and B component in mass ratio A: B=3~4.5: 1 be used cooperatively, preparation method is that pigment and filling ball is ground to 40 μm
Hereinafter, being modified processing, modified pigments and fillers are dried, dry 2h, removes volatile impurity under the conditions of 120 DEG C
With physical crystal moisture；Other components are placed in reaction kettle by component A raw material proportioning and mix constant temperature stirring 1h or more；By items
Testing index detects coating, filters and packages to obtain component A；It is that can be used that B component, which is added, and is mixed.Advantages of the present invention: this
The coating of invention is free of organic solvent, needle pore defect caused by avoiding solvent based coating solvent from volatilizing.Elimination solvent type coating is molten
Fire hazard caused by agent is volatilized mitigates injury of the coating to construction personnel's health, to more environment-friendly.
2, drag-reducing coating (CN103031031A) in fluorinated epoxy oil-gas pipeline, discloses a kind of fluorinated epoxy oil-gas pipeline
Interior drag-reducing coating and preparation method thereof.Coating surface hydro-oleophobicity with higher is used for oil-gas pipeline inner wall, not only may be used
To play the role of corrosion-resisting function, can also play reduces flow path resistance.
3, the dedicated clinkery epoxy powder coating of the hot roller coating of large-diameter steel pipe (CN102643595B), is related to a kind of large-diameter steel
The dedicated clinkery epoxy powder coating of the hot roller coating of pipe, formula material constituent component and its parts by weight are respectively as follows: bisphenol type epoxy
400-450 parts of resin；Phenol aldehyde modified epoxy resin 50-60 parts；50-99 parts of curing agent, 0.5-1 parts of catalyst；Wear-resisting drag reduction is filled out
50-100 parts of material；Corrosion-resistant pigments and fillers 190-240 parts；30-50 parts of auxiliary agent；Preparation method is that above-mentioned material is added to high speed mixing
Machine is added to extruder after dry blended conjunction, is melted, be kneaded, cooled down, tabletting at 80-90 DEG C of extrusion temperature, then through pulverizer powder
Broken, classification, sieving, packaging, become powdery paints finished product.The present invention is a kind of large-diameter steel pipe with superior antiseptic property
The hot dedicated clinkery epoxy powder coating kind of roller coating uses through client and relevant authority department is sent to detect, coating efficiency and anti-corrosion
It has excellent performance, is entirely capable of reaching the index of import similar product, some indexs are even more than external product, and price is also superior to import
Product, it is deep by client's favorable comment.
By comparison, patent publication us CN103254723B is two ingredient liquids coating, has essence with powdery paints
Difference: perfluoropolyether epoxy modifying agent disclosed in patent publication us CN103031031A and 17 fluorine of the present invention
Ruthenium trimethoxysilane has essential distinction, and modified technique also has essential distinction: patent publication us CN102643595B is disclosed
The hot roller coating of large-diameter steel pipe dedicated clinkery epoxy powder coating hydrophobic oleophobic, drag reduction Wax proofing function are not disclosed, with this specially
Benefit has essential distinction.
Therefore, it is compared by technical characteristic, present patent application and above-mentioned patent publication us have essential difference.
Summary of the invention
It is anti-to provide a kind of dedicated drag reduction of crude oil pipeline for place that the purpose of the present invention is to overcome the deficiency in the prior art
Wax powdery paints and application, the coating surface which forms is smooth, has excellent hydro-oleophobicity, can substantially reduce
The adhesion deposition of paraffin, colloid etc. in crude oil reduces Crude Oil Transportation resistance, improves transfer efficiency, and energy conservation and environmental protection has very strong
Practical value.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of dedicated drag reduction wax control powdery paints of crude oil pipeline, constituent and its parts by weight are as follows:
Moreover, the epoxide equivalent of the bisphenol A type epoxy resin is 850-980g/eq.
Moreover, it is described self-control modified epoxy the preparation method is as follows:
25-40 parts by weight of isopropyl alcohol and 17 fluorine ruthenium trimethoxysilane of 1.8-2.4 parts by weight are added in a reservoir, stirs
20-25 parts of melting silicon powders are added after mixing uniformly, ultrasonic vibration is heated to 50-60 DEG C after 5-10 minutes, after stirring 30min
Reaction kettle is poured into, then 55-58 parts by weight E-51 type epoxy resin is added into reaction kettle, is warming up to 82-83 in mechanical stirring
DEG C, isopropanol is distilled to recover；Isopropanol is continuously heating to 140 ± 2 DEG C after distilling, 22-25 parts by weight of bisphenol A is added,
0.016-0.0.025 parts by weight quaternary ammonium salt catalyst is added after bisphenol-A melts completely, warms naturally to 180- wait react
190 DEG C and after being kept for 2.5-3 hours, reaction product is released, is cooling, is broken to get self-control modified epoxy.
Moreover, the epoxide equivalent of the self-control modified epoxy is 950-1100g/eq.
Moreover, the melting silicon powder is spherical shape, particle size range is 3000-5000 mesh.
Moreover, the softening point of the phenol-modified curing agent is 85-95 DEG C, hydroxyl value 0.45-0.55mol/100g.
Moreover, the pigments and fillers are made of precipitating barium and inorganic pigment.
Moreover, the auxiliary agent is the mixture of levelling agent, anti-interference agent and degasser.
Interior finishing of the dedicated drag reduction wax control powdery paints of crude oil pipeline as described above in crude oil pipeline
Application in aspect.
Moreover, the drag reduction wax control powder coating and their application is formed by coating with excellent after the inner wall of crude oil pipeline
Different lipophobic hydrophobic can significantly reduce Crude Oil Transportation resistance, reduce the wax deposition phenomenon of inner wall of the pipe, extend period of removing the wax, mention
The transfer efficiency of high crude oil.
The advantages of present invention obtains and good effect are as follows:
1, the melting silicon powder in powdery paints of the present invention can significantly float when forming coating, have coating excellent
Wearability can resist the friction and impact of sandstone in crude oil.
2, the coating that powdery paints of the present invention is formed has excellent lipophobic hydrophobic, can significantly reduce the knot of inner wall of the pipe
Wax phenomenon, greatly prolongs period of removing the wax, improves the transfer efficiency of crude oil.
3, the coating densification that powdery paints of the present invention is formed is smooth, can significantly reduce Crude Oil Transportation resistance, reduces energy consumption, tool
There is very strong practical value.
4, coating adhesion, impact strength and the toughness that powdery paints of the present invention is formed are preferable, and chemical-resistant resistance is rotten
Corrosion is strong, is effective against the corrosion of various chemicals in crude oil.
5, self-control modified epoxy production process disclosed in powdery paints of the present invention is simple, three-waste free discharge, energy conservation
Environmental protection.
Detailed description of the invention
Fig. 1 is the scanning electron microscope (SEM) photograph that melting silicon powder floats when powdery paints obtained by the present invention forms coating；
Fig. 2 is the oleophobic comparison diagram that powdery paints obtained by the present invention forms coating.
Specific embodiment
The embodiment of the present invention is described in detail below, it should be noted that the present embodiment is narrative, is not limited
, this does not limit the scope of protection of the present invention.
Raw material used in the present invention is unless otherwise specified conventional commercial product；Used in the present invention
Method is unless otherwise specified the conventional method of this field.
Embodiment 1
A kind of dedicated drag reduction wax control powdery paints of crude oil pipeline, constituent and its parts by weight are as follows:
More preferably, the epoxide equivalent of the bisphenol A type epoxy resin is 850-980g/eq.
More preferably, it is described self-control modified epoxy the preparation method is as follows:
17 fluorine ruthenium trimethoxysilane of 30 parts by weight of isopropyl alcohol and 2.3 parts by weight is added in a reservoir, stirs evenly
23 parts of melting silicon powders are added afterwards, ultrasonic vibration is heated to 50-60 DEG C after 5-10 minutes, pour into reaction after stirring 30min
Kettle, then 57 parts by weight E-51 type epoxy resins are added into reaction kettle, it is warming up to 82-83 DEG C in mechanical stirring, by isopropanol
It is distilled to recover；Isopropanol is continuously heating to 140 ± 2 DEG C after distilling, 24 parts by weight of bisphenol A are added, melt completely to bisphenol-A
After 0.02 parts by weight quaternary ammonium salt catalyst is added, wait react warm naturally to 180-190 DEG C and keep 3 hours after, will react
Product releases, is cooling, is broken to get self-control modified epoxy.
More preferably, the epoxide equivalent of the self-control modified epoxy is 950-1100g/eq.
More preferably, the melting silicon powder is spherical shape, and particle size range is 3000-5000 mesh.
More preferably, the softening point of the phenol-modified curing agent is 85-95 DEG C, hydroxyl value 0.45-0.55mol/100g.
More preferably, the pigments and fillers are made of precipitating barium and inorganic pigment.
More preferably, the auxiliary agent is the mixture of levelling agent, anti-interference agent and degasser.
Drag reduction wax control powdery paints of the present invention is exclusively used in the interior finishing of crude oil pipeline.
More preferably, the coating that the drag reduction wax control powdery paints is formed has excellent lipophobic hydrophobic, can significantly reduce
Crude Oil Transportation resistance reduces the wax deposition phenomenon of inner wall of the pipe, greatly prolongs period of removing the wax, improves the transfer efficiency of crude oil.
Embodiment 2
A kind of dedicated drag reduction wax control powdery paints of crude oil pipeline, constituent and its parts by weight are as follows:
Further, the epoxide equivalent of the bisphenol A type epoxy resin is 850-980g/eq.
Further, it is described self-control modified epoxy the preparation method is as follows:
25-40 parts by weight of isopropyl alcohol and 17 fluorine ruthenium trimethoxysilane of 1.8-2.4 parts by weight are added in a reservoir, stirs
20-25 parts of melting silicon powders are added after mixing uniformly, ultrasonic vibration is heated to 50-60 DEG C after 5-10 minutes, after stirring 30min
Reaction kettle is poured into, then 55-58 parts by weight E-51 type epoxy resin is added into reaction kettle, is warming up to 82-83 in mechanical stirring
DEG C, isopropanol is distilled to recover；Isopropanol is continuously heating to 140 ± 2 DEG C after distilling, 22-25 parts by weight of bisphenol A is added,
0.016-0.0.025 parts by weight quaternary ammonium salt catalyst is added after bisphenol-A melts completely, warms naturally to 180- wait react
190 DEG C and after being kept for 2.5-3 hours, reaction product is released, is cooling, is broken to get self-control modified epoxy.
Further, the epoxide equivalent of the self-control modified epoxy is 950-1100g/eq.
Further, the melting silicon powder is spherical shape, and particle size range is 3000-5000 mesh.
Further, the softening point of the phenol-modified curing agent is 85-95 DEG C, hydroxyl value 0.45-0.55mol/100g.
Further, the pigments and fillers are made of precipitating barium and inorganic pigment.
Further, the auxiliary agent is the mixture of levelling agent, anti-interference agent and degasser.
The dedicated drag reduction wax control powdery paints of crude oil pipeline as described above can be applied in crude oil pipeline
In in terms of interior finishing.
Further, the drag reduction wax control powder coating and their application is formed by coating tool after the inner wall of crude oil pipeline
There is excellent lipophobic hydrophobic, Crude Oil Transportation resistance can be significantly reduced, reduce the wax deposition phenomenon of inner wall of the pipe, extends wax removal week
Phase improves the transfer efficiency of crude oil.
Related test results of the invention:
It is tested according to GB/T18593-2010 and utilizes the dedicated drag reduction wax control powdery paints of crude oil pipeline of the present invention
Sample, the result is as follows:
| Test item | Anti-corrosive powder paint of the present invention | Comparative experiments |
| Impact resistance (- 30 DEG C) | ≥1.5J | ≥1.5J |
| Bending resistance (3o) | Flawless | Flawless |
| Wearability (mg) | ≤100 | ≤100 |
| Adhesive force | 1 grade | 1 grade |
| Cathodic disbonding (65 DEG C, 48h) | ≤2 | 4 |
| Water boiling resistance (95 DEG C, for 24 hours) | It is not blistering, stripping can not be prized | Blistering, can not prize stripping |
| Crude oil adhesiveness | It can clean, no trace | There is trace |
Sem test result such as Fig. 1 that melting silicon powder floats when powdery paints obtained by the present invention forms coating
Shown, the hydrophobic oleophobic comparison of coating is as shown in Figure 2.
As shown in result in table, the dedicated drag reduction wax control powdery paints coating of crude oil pipeline of the present invention has excellent
Impact resistance, bending resistance, wearability, adhesive force and the fissility of resistance to cathode.Powdery paints coating of the present invention has excellent simultaneously
Different water boiling resistance and compares coating and foaming phenomena occurs without blistering peeling phenomenon after 95 DEG C of boilings for 24 hours, illustrate coating by
It destroys.It floats obviously as shown in Figure 1, melting silicon powder in powdery paints coating of the present invention, makes coating that there is excellent wearability.
In addition, powdery paints coating of the present invention far superior to compares coating to the Adhesion Resistance of crude oil.As shown in Fig. 2, after crude oil adherency,
Powdery paints coating of the present invention can complete wiped clean, leave no trace, comparison coating then cannot complete wiped clean, trace is bright
It is aobvious.
Although disclosing the embodiment of the present invention for the purpose of illustration, it will be appreciated by those skilled in the art that: not
Be detached from the present invention and spirit and scope of the appended claims in, various substitutions, changes and modifications be all it is possible, therefore, this
The range of invention is not limited to the embodiment and attached drawing disclosure of that.
Claims (10)
1. a kind of dedicated drag reduction wax control powdery paints of crude oil pipeline, it is characterised in that: its constituent and its parts by weight
Number is as follows:
2. the dedicated drag reduction wax control powdery paints of crude oil pipeline according to claim 1, it is characterised in that: described double
The epoxide equivalent of phenol A type epoxy resin is 850-980g/eq.
3. the dedicated drag reduction wax control powdery paints of crude oil pipeline according to claim 1, it is characterised in that: it is described from
Modified epoxy processed the preparation method is as follows:
25-40 parts by weight of isopropyl alcohol and 17 fluorine ruthenium trimethoxysilane of 1.8-2.4 parts by weight are added in a reservoir, stirring is equal
20-25 parts of melting silicon powders are added after even, ultrasonic vibration is heated to 50-60 DEG C after 5-10 minutes, pour into after stirring 30min
Reaction kettle, then 55-58 parts by weight E-51 type epoxy resin is added into reaction kettle, 82-83 DEG C is warming up in mechanical stirring, it will
Isopropanol is distilled to recover；Isopropanol is continuously heating to 140 ± 2 DEG C after distilling, 22-25 parts by weight of bisphenol A is added, to bis-phenol
0.016-0.0.025 parts by weight quaternary ammonium salt catalyst is added after melting completely in A, warms naturally to 180-190 DEG C simultaneously wait react
After being kept for 2.5-3 hours, reaction product is released, is cooling, is broken to get self-control modified epoxy.
4. the preparation method of self-control modified epoxy according to claim 3, it is characterised in that: the modified ring of the self-control
The epoxide equivalent of oxygen resin is 950-1100g/eq.
5. the preparation method of self-control modified epoxy according to claim 3, it is characterised in that: the melting silicon powder
For spherical shape, particle size range is 3000-5000 mesh.
6. the dedicated drag reduction wax control powdery paints of crude oil pipeline according to claim 1 to 3, it is characterised in that: described
The softening point of phenol-modified curing agent is 85-95 DEG C, hydroxyl value 0.45-0.55mol/100g.
7. the dedicated drag reduction wax control powdery paints of crude oil pipeline according to claim 1 to 3, it is characterised in that: described
Pigments and fillers are made of precipitating barium and inorganic pigment.
8. the dedicated drag reduction wax control powdery paints of crude oil pipeline according to claim 1 to 3, it is characterised in that: described
Auxiliary agent is the mixture of levelling agent, anti-interference agent and degasser.
9. if the dedicated drag reduction wax control powdery paints of the described in any item crude oil pipelines of claim 1-8 is in Crude Oil Transportation pipe
Application in terms of the interior finishing in road.
10. the dedicated drag reduction wax control powdery paints of crude oil pipeline according to claim 9 is in crude oil pipeline
Application in terms of interior finishing, it is characterised in that: inner wall of the drag reduction wax control powder coating and their application in crude oil pipeline
It is formed by coating afterwards with excellent lipophobic hydrophobic, Crude Oil Transportation resistance can be significantly reduced, reduce the wax deposition of inner wall of the pipe
Phenomenon extends period of removing the wax, improves the transfer efficiency of crude oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910326495.XA CN110105842B (en) | 2019-04-23 | 2019-04-23 | Special drag-reducing and wax-preventing powder coating for crude oil conveying pipeline and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910326495.XA CN110105842B (en) | 2019-04-23 | 2019-04-23 | Special drag-reducing and wax-preventing powder coating for crude oil conveying pipeline and application |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110105842A true CN110105842A (en) | 2019-08-09 |
| CN110105842B CN110105842B (en) | 2021-08-31 |
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ID=67486193
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910326495.XA Expired - Fee Related CN110105842B (en) | 2019-04-23 | 2019-04-23 | Special drag-reducing and wax-preventing powder coating for crude oil conveying pipeline and application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110105842B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112500608A (en) * | 2020-11-20 | 2021-03-16 | 江苏联瑞新材料股份有限公司 | Preparation method of fused silica micropowder for high-frequency high-speed copper-clad plate |
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| CN1733853A (en) * | 2005-06-01 | 2006-02-15 | 兰州理工大学 | FBE pnenolic aldehyde modified epoxy powder coating and its preparation method |
| CN102277065A (en) * | 2011-07-08 | 2011-12-14 | 上海邦中新材料有限公司 | Epoxy resin powder coating and preparation method thereof |
| CN103031031A (en) * | 2011-10-08 | 2013-04-10 | 江苏正菱涂装有限公司 | Drag reduction coating in fluorinated epoxy oil and gas pipeline |
| CN105925145A (en) * | 2016-07-07 | 2016-09-07 | 天津瑞远粉末涂料有限公司 | High-performance anti-corrosion epoxy powder coating |
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2019
- 2019-04-23 CN CN201910326495.XA patent/CN110105842B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1733853A (en) * | 2005-06-01 | 2006-02-15 | 兰州理工大学 | FBE pnenolic aldehyde modified epoxy powder coating and its preparation method |
| CN102277065A (en) * | 2011-07-08 | 2011-12-14 | 上海邦中新材料有限公司 | Epoxy resin powder coating and preparation method thereof |
| CN103031031A (en) * | 2011-10-08 | 2013-04-10 | 江苏正菱涂装有限公司 | Drag reduction coating in fluorinated epoxy oil and gas pipeline |
| CN105925145A (en) * | 2016-07-07 | 2016-09-07 | 天津瑞远粉末涂料有限公司 | High-performance anti-corrosion epoxy powder coating |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112500608A (en) * | 2020-11-20 | 2021-03-16 | 江苏联瑞新材料股份有限公司 | Preparation method of fused silica micropowder for high-frequency high-speed copper-clad plate |
| CN112500608B (en) * | 2020-11-20 | 2022-03-15 | 江苏联瑞新材料股份有限公司 | Preparation method of fused silica micropowder for high-frequency high-speed copper-clad plate |
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| Publication number | Publication date |
|---|---|
| CN110105842B (en) | 2021-08-31 |
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