CN115449739A - Stealth anticorrosion technology for large sea-land military equipment such as aircraft carrier and battleship - Google Patents
Stealth anticorrosion technology for large sea-land military equipment such as aircraft carrier and battleship Download PDFInfo
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- CN115449739A CN115449739A CN202110628829.6A CN202110628829A CN115449739A CN 115449739 A CN115449739 A CN 115449739A CN 202110628829 A CN202110628829 A CN 202110628829A CN 115449739 A CN115449739 A CN 115449739A
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/129—Flame spraying
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/131—Wire arc spraying
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/134—Plasma spraying
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- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
The invention relates to a long-acting corrosion prevention technology with invisibility, which is widely applied to large-scale naval and army equipment such as aircraft carriers, warships and the like. The technological process is to use plasma, arc, supersonic speed and other thermal spraying equipment to produce fine composite structure film comprising several layers of different functional films on the surface of hard steel substrate to reach the stealth effects of anticorrosive protection, heat resistance, wear resistance, shock resistance, absorption, reflection reduction, scattering of visible light infrared radar electromagnetic wave, etc. The composite structure film mainly comprises a compact hard high-temperature-resistant corrosion-resistant wear-resistant ceramic structure layer, a micro-nano aluminum alloy intermediate layer for preventing radiation and absorbing electromagnetic waves, a blue-gray lubricating self-cleaning composite ceramic surface layer for absorbing visible light electromagnetic waves and comprising nano carbon-silicon, carbide, metal oxide and the like. Each structural layer can be continuously coated by thermal spraying equipment such as plasma, electric arc, supersonic flame and the like. The stealth anticorrosion technology for large-scale sea and land military equipment such as aircraft carriers and warships can be widely applied to anticorrosion and surface protection of aircraft carriers and other various military ships, offshore platforms, civil ships, bridge docks, large-scale metal structure military facilities on land, large-scale oil and gas pipelines, storage tanks, wind power equipment and the like.
Description
Technical Field
The invention belongs to the technical field of heavy corrosion protection, also belongs to the technical fields of high-strength high-temperature wear-resistant new materials, nano materials, stealth functional materials of large military equipment and the like, and mainly relates to a stealth corrosion protection technology for large sea and land military equipment such as aircraft carriers and warships.
Background
The long-acting corrosion prevention of the offshore steel structure equipment is a great research subject all the time, the corrosion problem of a metal structure in seawater or on the sea surface is very serious, and only from the economic perspective, the loss of objects such as large steel structure equipment buildings and the like caused by corrosion every year can reach the scales of more than trillion in China, wherein the steel structure buildings and equipment on ships, bridges, wharfs and coastlines are particularly serious.
The technical problems of corrosion resistance and stealth of aircraft carriers and other warships are very important. Huge naval equipment facilities are corroded by seawater or discovered by enemies all the time, so that the naval equipment facilities not only have great economic problems, but also have the problems of the battle defense capability and the safety of the naval facilities. The present anticorrosion technology for ships and warships mainly uses paint as main material and cathodic protection as auxiliary material, and the so-called stealth is only to dope pigment, ferrite or nano-particles and the like in the surface layer paint to partially absorb light or camouflage. For a warship, the coating, especially the organic coating, is used for corrosion prevention, so that the effects of lasting corrosion prevention, high temperature resistance, wear resistance and striking resistance are completely eliminated, and the annual corrosion prevention and maintenance cost is huge; military speaking, the same important stealth problem exists, and the using effect and the economic effect of the existing coating process are not ideal.
Based on the problems of the aircraft carrier and ship anti-corrosion stealth technology, the invention discloses a technology, namely a stealth anti-corrosion technology of large sea and land military equipment such as aircraft carrier and warship, which is guided by the theories of spectral decomposition and absorption, microstructure and property and surface characteristics of substances such as metal ceramics, photoelectric wave and sound wave propagation, interaction with a medium microstructure and the like, and uses thermal spraying equipment such as plasma, electric arc, supersonic speed and the like to manufacture a fine composite structure film layer comprising a plurality of layers of films with different functions on the surface of a substrate such as hard steel and the like so as to achieve the stealth effects of anti-corrosion protection, temperature resistance, wear resistance, shock resistance, absorption, reflection reduction or scattering of visible light infrared radar electromagnetic waves and the like. The technology of the invention can be widely applied to the corrosion prevention and surface protection of aircraft carriers and other various military ships, offshore platforms, civil ships, bridge docks, large-scale metal structure military facilities on land, large-scale oil and gas pipelines and storage tanks, wind power equipment and the like.
Disclosure of Invention
The invention relates to a patent technology, namely a stealth anticorrosion technology for large-scale sea and land military equipment such as aircraft carriers and warships, and provides a stealth long-acting anticorrosion technology which is widely suitable for large-scale sea and land military equipment such as aircraft carriers and warships. The technical process uses plasma, electric arc, supersonic speed and other thermal spraying equipment to manufacture a fine composite structure film layer comprising a plurality of layers of films with different functions on the surface of a hard steel substrate and the like so as to achieve the stealth effects of corrosion protection, temperature resistance, wear resistance, striking resistance, absorption, reflection reduction or scattering of visible light infrared radar electromagnetic waves and the like.
The technical process structure of the invention is a laminated composite film structure of metal and ceramic, mainly comprising a compact, hard, high-temperature-resistant, corrosion-resistant and wear-resistant ceramic structure layer, a radiation-proof, electromagnetic wave-absorbing micro-nano aluminum alloy intermediate layer, and a high-density, lubricating and self-cleaning composite ceramic surface layer which is composed of nano carbon silicon, carbide, metal oxide and the like and absorbs visible light and infrared light electromagnetic waves, wherein each structural film layer can be continuously coated by adopting thermal spraying equipment such as plasma, supersonic flame or electric arc.
The compact and hard high-temperature-resistant, corrosion-resistant and wear-resistant ceramic structure layer with the technical process structure comprises the following material components: 1-99% of alumina, 0.1-78% of zirconia, 0-35% of tantalum carbide, 0.1-45% of titanium carbide, 0-15% of silicon carbide, 0-10% of graphite, 0-10% of cubic boron nitride, 0-30% of magnesium oxide, 0-15% of tungsten and the like, and all the materials are mixed in a powder form according to a proportion to form the material for plating the ceramic film layer. The thickness of the ceramic structure layer is 1-500 mu m, and continuous film coating is carried out by adopting plasma film coating equipment at the thickness of 1-60 mu m per layer.
The thickness of the micro-nano aluminum alloy intermediate layer which is radiation-proof and absorbs electromagnetic waves and has a technical process structure is 1-100 mu m, the micro-nano aluminum alloy intermediate layer is made of aluminum alloy and comprises components such as aluminum, nickel, titanium, silicon and the like, and the micro-nano aluminum alloy intermediate layer is formed by continuous film coating in a whole layer or in multiple layers by adopting thermal spraying equipment such as electric arc, supersonic flame or plasma.
The invention relates to a high-compactness, lubrication and self-cleaning composite ceramic surface layer which is used for absorbing and scattering visible light and infrared light electromagnetic waves and consists of components such as nano carbon silicon, carbide thereof, metal oxide and the like, and the technical process structure comprises the following material components: 0-30% of aluminum oxide, 0-40% of silicon oxide, 0-50% of titanium oxide, 0-33% of ferric oxide, 0-67% of silicon carbide, 0-35% of graphite, 0-40% of tin dioxide, 0-45% of silicon nitride, 0-40% of silicon and other materials, and all the materials are mixed in a powder form according to a proportion to form the material for plating the composite ceramic surface film layer. The composite ceramic surface layer is 1-300 mu m thick, and is continuously coated with film of 1-60 mu m thick at a time by supersonic flame or plasma thermal spraying equipment, or the whole composite ceramic surface layer is sequentially coated with films of proper material components in groups and different combinations to form a sub-film layer, and the sub-film layers in proper sequence.
The top of the fine composite structure film layer of the technical process of the invention can also be added with an inorganic or organic colored coating to increase surface protection, improve surface smoothness, change the surface color of protected equipment and the like.
The technology of the invention can be widely applied to the corrosion prevention and surface protection of aircraft carriers and other various military ships, offshore platforms, civil ships, bridge docks, large-scale metal structure military facilities on land, large-scale oil and gas pipelines and storage tanks, wind power equipment and the like.
Detailed description of the invention
The invention discloses a stealth anti-corrosion technology for large sea and land military equipment such as aircraft carriers and warships, which is a long-acting stealth anti-corrosion technology widely applied to large sea and land military equipment such as aircraft carriers and warships. The technological process is to use plasma, arc, supersonic speed and other thermal spraying equipment to produce fine composite structure film comprising several layers of different functional films on the surface of hard steel substrate to reach the stealth effects of anticorrosive protection, heat resistance, wear resistance, shock resistance, absorption, reflection reduction, scattering of visible light infrared radar electromagnetic wave, etc. The technology is conveniently finished by completely utilizing environment-friendly and economic materials and a physical process method, and is green and economic.
The following examples further illustrate the practice of the invention:
the technical process structure is practiced by taking the surface of a thick steel plate or a high-strength alloy thick steel plate as the surface of a matrix.
Firstly, cleaning the surface of a steel plate, and then mechanically polishing or sandblasting the steel plate to achieve Sa3 level, wherein the roughness Rz is about 50; preheating a substrate at about 100 ℃, then carrying out plasma spraying on a compact, hard, high-temperature-resistant, corrosion-resistant and wear-resistant ceramic structure layer with a technical process structure of the invention by using powder mixed powder prepared in advance according to a proper proportion and composed of alumina, zirconia, titanium carbide, silicon carbide, graphite, cubic boron nitride and the like, wherein the total thickness is 150 mu m, the ceramic structure layer is subjected to continuous spraying in 4 to 5 layers at one time, the gun distance is 80 to 100mm, and the spraying angle is 60 to 90 degrees; then, a micro-nano aluminum alloy intermediate layer with components of aluminum doped with nickel, titanium, silicon and the like is sprayed by low-pressure plasma spraying (inert gas is used for protecting particle beams) or electric arc spraying, the thickness is 50 mu m, and the micro-nano aluminum alloy intermediate layer is formed by 2 layers through one-step continuous spraying; then, a blue-gray compact moist-clean composite ceramic surface layer is manufactured by plasma spraying, the thickness is 120 to 150 mu m, powder which is formed by mixing materials such as titanium oxide, iron oxide, silicon carbide, graphite, silicon nitride, silicon and the like in a proper proportion is used as powder, and continuous film coating with the thickness of not more than 40 to 50 mu m is completed once. And after the whole composite structure film layer is manufactured, naturally cooling the sample in a clean environment.
The foregoing is illustrative of the present invention and is not to be construed as limiting thereof in any way. All matters contained in the claims and/or their description are to be understood as falling within the scope of the present invention.
Claims (7)
1. A stealth anticorrosion technology for large-scale navy and army equipment such as aircraft carriers and warships is characterized in that the technology uses plasma, electric arc, supersonic speed and other thermal spraying equipment, is manufactured on the surface of a hard steel substrate and other substrates, and comprises a plurality of fine composite structure film layers of different functional films, wherein each composite structure film layer mainly comprises a compact, hard, high-temperature-resistant, corrosion-resistant and wear-resistant ceramic structure layer, a radiation-proof, electromagnetic wave-absorbing micro-nano aluminum alloy intermediate layer, a high-compact lubricating and self-cleaning composite ceramic surface layer composed of nano carbon silicon, carbide, metal oxide and the like for absorbing and scattering visible light and infrared light electromagnetic waves, and the like, and each structural film layer can be continuously coated by the plasma, supersonic speed flame, electric arc and other thermal spraying equipment.
2. The stealth anticorrosion technology for large sea and land military equipment such as aircraft carriers and warships according to claim 1, wherein the dense hard high temperature resistant, corrosion resistant and wear resistant ceramic structure layer of the technical process structure comprises the following materials: 1% -99% of alumina, 0.1% -78% of zirconia, 0% -35% of tantalum carbide, 0.1% -45% of titanium carbide, 0% -15% of silicon carbide, 0% -10% of graphite, 0% -10% of cubic boron nitride, 0% -30% of magnesium oxide, 0% -15% of tungsten and the like, and all the materials are mixed in a powder form according to a proportion to form the material for plating the ceramic film layer.
3. The stealth anticorrosion technology for large-scale naval and terrestrial military equipment of aircraft carriers and the like as claimed in claim 1, wherein the dense, hard, high-temperature-resistant, corrosion-resistant and wear-resistant ceramic structure layer of the technical process structure has a thickness of 1 to 500 μm, and is continuously coated with a film at a time of 1 to 60 μm per layer by using plasma coating equipment.
4. The stealth anticorrosion technology for large-scale sea-land military equipment such as aircraft carriers and warships according to claim 1, wherein the thickness of the micro-nano aluminum alloy intermediate layer which is used for preventing radiation and absorbing electromagnetic waves and is of the technical process structure is 1-100 μm, the micro-nano aluminum alloy intermediate layer is made of aluminum alloy and comprises components such as aluminum, nickel, titanium, silicon and the like, and the micro-nano aluminum alloy intermediate layer is formed by continuous film coating in a whole layer or in multiple layers by adopting thermal spraying equipment such as electric arc, supersonic flame or plasma.
5. The stealth anticorrosion technology for large-scale navy and army equipment such as aircraft carriers and warships according to claim 1, wherein the technology structure absorbs and scatters visible light and infrared light electromagnetic waves, is a high-density lubricating self-cleaning composite ceramic surface layer which is composed of components such as nano carbon silicon, carbide and metal oxide thereof, and comprises the following materials: 0-30% of alumina, 0-40% of silicon oxide, 0-50% of titanium oxide, 0-33% of ferric oxide, 0-67% of silicon carbide, 0-35% of graphite, 0-40% of tin dioxide, 0-45% of silicon nitride, 0-40% of silicon and the like, and all the materials are mixed in a powder form according to a proportion to form the material for plating the composite ceramic surface film layer.
6. The stealth anticorrosion technology for large-scale sea-land military equipment such as aircraft carriers and the like as claimed in claim 1, wherein the high-density lubricating self-cleaning composite ceramic surface layer which absorbs and scatters visible light and infrared electromagnetic waves and is composed of components such as nano carbon silicon, carbide thereof, metal oxide and the like, has the thickness of 1-300 μm, is continuously coated with film once by adopting supersonic flame or plasma and other thermal spraying equipment at the thickness of 1-60 μm each time, and can also be formed by properly grouping and differently combining material components into a sub-film layer and sequentially coating each sub-film layer in proper order to complete the whole composite ceramic surface layer.
7. The stealth technology according to claim 1, wherein an inorganic or organic colored coating may be added on top of the fine composite structure of the plurality of layers of different functional films for stealth protection to increase surface protection and improve surface smoothness and color of the protected equipment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110628829.6A CN115449739A (en) | 2021-06-07 | 2021-06-07 | Stealth anticorrosion technology for large sea-land military equipment such as aircraft carrier and battleship |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110628829.6A CN115449739A (en) | 2021-06-07 | 2021-06-07 | Stealth anticorrosion technology for large sea-land military equipment such as aircraft carrier and battleship |
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| CN115449739A true CN115449739A (en) | 2022-12-09 |
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| CN202110628829.6A Pending CN115449739A (en) | 2021-06-07 | 2021-06-07 | Stealth anticorrosion technology for large sea-land military equipment such as aircraft carrier and battleship |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116213220A (en) * | 2023-01-04 | 2023-06-06 | 中国航空制造技术研究院 | Treatment method for improving binding force of composite functional coating |
| CN116727205A (en) * | 2023-05-31 | 2023-09-12 | 麓丰新材料(广东)有限公司 | Corrosion prevention treatment method for metal bipolar plate |
-
2021
- 2021-06-07 CN CN202110628829.6A patent/CN115449739A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116213220A (en) * | 2023-01-04 | 2023-06-06 | 中国航空制造技术研究院 | Treatment method for improving binding force of composite functional coating |
| CN116727205A (en) * | 2023-05-31 | 2023-09-12 | 麓丰新材料(广东)有限公司 | Corrosion prevention treatment method for metal bipolar plate |
| CN116727205B (en) * | 2023-05-31 | 2024-04-02 | 麓丰新材料(广东)有限公司 | Corrosion prevention treatment method for metal bipolar plate |
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