CN101239518B - Composite coating material and preparation thereof - Google Patents
Composite coating material and preparation thereof Download PDFInfo
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- CN101239518B CN101239518B CN2007103025227A CN200710302522A CN101239518B CN 101239518 B CN101239518 B CN 101239518B CN 2007103025227 A CN2007103025227 A CN 2007103025227A CN 200710302522 A CN200710302522 A CN 200710302522A CN 101239518 B CN101239518 B CN 101239518B
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Abstract
The present invention discloses a kind of composite coating material, including the base layer and the composite layer spray coating on the surface of base layer. The composite coating layer comprises polymer buffering layer formed by spray coating on the base surface with polymer using the technique of supersonic speed spray coating, and inorganic layer formed by spray coating the polymer onto the surface of base layer using the technique of supersonic speed spray coating. The processing method comprises the following procedurals: (1) spray the polymer onto the vessel surface using the technique of supersonic speed spray coating; (2) using the supersonic speed fire spray coating technique, spray the inorganic material particle composed of nano-particles onto the surface of the material so that produce the composite coating material. Because the composite coating material contains the polymer buffering layer, it can protect the base layer and make the composite layer and base layer with good adhesive attraction and attaching property and make sure the zero gap ratios between the composite layer and the base layer.
Description
Technical field
The present invention relates to composite and make the field, be specifically related to a kind of material and preparation method thereof with composite coating.
Background technology
Along with HVAF (HVOF) is the appearance of the New Hot Spraying Technique of typical case's representative, because the flame flow velocity degree of its superelevation and relatively low temperature, show obvious technical advantage at high-performance coating aspect preparing, making the supersonic spray coating technology become a class has vigor, the most promising plasma spray technology most.The successful part of HVOF technology is that coating particle can obtain very high heat energy and kinetic energy before spraying, forms the high-speed molten particle.The coating of utilizing this technology to obtain has series of advantages: (1) high density, high rigidity; (2) bond strength height; (3) internal stress is little; (4) waiting to be coated with the heat resisting temperature of substrate need not very high (300 ℃).Thereby it has important application in the Surface Engineering field.
Has kinds of surface of different nature in conjunction with good in order to make, the HVAF technology generally all adopts surface coarsening technology such as sandblast in actual applications, for example, publication number is the Chinese patent of CN101074331 composite coating of disclosing a kind of anti-seawater corrosion antifriction and anti-biofouling and preparation method thereof, in order to make the combination better of coating and matrix surface, utilize compressed air with hard abrasive material high velocity jet at matrix surface, make its alligatoring.
In HVAF technology, the particle flying speed is up to 700m/s, the high velocity impact of particle and matrix can damage effect to the surface of device, will be to some products, for example the performance of electromagnetic wire, precision optical machinery etc. causes very big influence, thus, the use of surface coarsening technology has limited the application of HVAF technology at these product scopes.
In addition, in the HVAF technology, the microstructure of coating, porosity etc. mainly are subjected to the characteristic of particle, the physical property of sprayed on material, the factor affecting such as surface state of substrate layer, the existence of hole has also influenced the application of (as high voltage, high corrosion) under extreme conditions of HVAF technology, for example, under the high voltage situation, the air in the hole is easy to breakdown; Under the strong environment of corrosivity, the existence of hole makes porose place at first be corroded, and this has greatly weakened the protective capability of protective layer.
Summary of the invention
The object of the invention provides a kind of composite coating material and preparation method thereof, to realize the purpose of the no destruction in substrate layer surface, substrate layer and coating contact-making surface zero porosity.
For achieving the above object, the technical solution used in the present invention is: a kind of composite coating material, comprise substrate layer and the composite coating that is positioned at the substrate layer surface, described composite coating comprises the high polymer cushion that adopts supersonic spray coating technology that high polymer is sprayed on substrate surface and form, the non-coating of organic material that forms with adopting supersonic spray coating technology that non-organic material is sprayed on the high polymer buffer-layer surface, described non-organic material is selected from ceramic material or metal material.
Above, described substrate layer can adopt copper, iron, titanium etc. to be commonly used to make the used material of device.Described non-organic material is a ceramic material, is selected from one or more the mixture in silica, titanium oxide, aluminium oxide, the zirconia; Be metal material perhaps, be selected from a kind of in copper, nickel, titanium, the iron.
Described high polymer is selected from polyphenylene ether, polyether sulfone, polyphenylene sulfide, poly-imino group sulfo-ether, poly-oxamid, poly-imines, polysulfonamide, polyimides, polysulfonimides, the polyimides pyridine, poly-pyrazoles Ju isoxazole, polybenzoxazole, polybenzimidazoles, polythiazole, polybenzothiozole polyoxadiazole, polytriazoles, the polytriazoles quinoline, poly-tetrazolium, poly quinoline, poly-anthracene azoles quinoline, polypyrazine, polyquinoxaline, poly-quinoxalone, poly-triazine, poly-tetrazine, polythiazole ketone, poly-pyrrone, poly-phenanthroline, Polycarbosilane and polysiloxanes, nylon, chlorinated polyether, epoxy resin, polymethyl methacrylate, polyvinyl alcohol, polyvinyl fluoride, polyvinylidene chloride, polyacrylonitrile, poly, PET, Merlon, gather 2,6-dimethyl p-phenylene, polyphenylene sulfide, poly-[two (three fluoro ethyoxyls) phosphine nitrile], the celluloid fiber element, poly(diphenyl ether sulfone), polyethylene, in the EVA resin one or more.
Optimized technical scheme, the granularity of described high polymer are 90～160 orders, and the granularity of described non-organic material is 20～50 μ m.
The preparation method of composite coating material described in the such scheme may further comprise the steps:
(1) high polymer is sprayed to the substrate layer surface by the HVAF method;
(2) adopt HVAF technology, the material surface that will obtain to step (1) by the non-organic material particle spray coating that nano particle is formed, thus make composite coating material with organic polymer cushion.
Wherein, the fuel gas of described supersonic flame spraying method is selected from a kind of in hydrogen, acetylene, propane or the gasification kerosene, and flow is 34～44 liters/minute; Combustion-supporting gas is selected oxygen or compressed air for use, and when adopting oxygen, its flow is 40～47 liters/minute, and when adopting compressed air, its flow is 60～70 liters/minute.Described non-organic material is selected from ceramic material or metal material.
Described high polymer is selected from polyphenylene ether, polyether sulfone, polyphenylene sulfide, poly-imino group sulfo-ether, poly-oxamid, poly-imines, polysulfonamide, polyimides, polysulfonimides, the polyimides pyridine, poly-pyrazoles Ju isoxazole, polybenzoxazole, polybenzimidazoles, polythiazole, polybenzothiozole polyoxadiazole, polytriazoles, the polytriazoles quinoline, poly-tetrazolium, poly quinoline, poly-anthracene azoles quinoline, polypyrazine, polyquinoxaline, poly-quinoxalone, poly-triazine, poly-tetrazine, polythiazole ketone, poly-pyrrone, poly-phenanthroline, Polycarbosilane and polysiloxanes, nylon, chlorinated polyether, epoxy resin, polymethyl methacrylate, polyvinyl alcohol, polyvinyl fluoride, polyvinylidene chloride, polyacrylonitrile, poly, PET, Merlon, gather 2,6-dimethyl p-phenylene, polyphenylene sulfide, poly-[two (three fluoro ethyoxyls) phosphine nitrile], the celluloid fiber element, poly(diphenyl ether sulfone), polyethylene, in the EVA resin one or more.
The granularity of described high polymer is 90～160 orders, and the granularity of described non-organic material is 20～50 μ m.
Because the technique scheme utilization, the present invention compared with prior art has following advantage:
1. owing to adopted composite coating, especially adopted the organic polymer cushion, thereby can protect substrate layer effectively; Organic polymer and metal base have good bonding force simultaneously, in a difficult problem that has solved coating and substrate layer surface adhesion force, also guarantee the zero porosity of substrate layer and coating surface, thereby made the gained composite coating material in high voltage environment, gas-liquid corrosive atmosphere, have premium properties.
2. the double shielding membrane structure that adopts of the present invention; because two-layer diaphragm belongs to the physical property combination; so two-layer protective finish has kept original character separately substantially, organic film makes this complex protection coating have than general hybrid films with non-organic film in qualitative difference to have application prospect widely.
3. adopt nano particle as the spraying coating process materials, solved the elastic problem of ceramic coating effectively, greatly improved ceramic elastic performance.
The specific embodiment
Below in conjunction with embodiment the present invention is further described, but should limit protection scope of the present invention with this:
Embodiment one: a kind of composite coating material with organic polymer cushion, and composite coating is made of organic polymer cushion and the aluminum oxide coating layer that nylon constitutes, and its production stage is as follows:
＜1〉gas flow control is as follows:
C
3H
8，34L/min
O
2：40L/min
＜2〉adopt supersonic flame spraying method to spray on the copper matrix being of a size of 120 purpose nylon, obtain required organic polymer cushion.Buffer layer thickness is greater than 10 μ m.
＜3〉gas flow control is as follows:
C
3H
8，35L/min
O
2：40L/min
＜4〉adopt the aluminium oxide of forming by alumina in Nano level that is of a size of 20 μ m supersonic flame spraying method to spray on the organic polymer cushion, obtain required composite coating material with organic polymer cushion.
Because nylon is as cushion, the alumina particle of HVAF technology spraying is sprayed directly on the nylon cushion, has avoided the direct impact of non-organic granular at a high speed to substrate layer on the one hand, thereby has protected the substrate layer surface not to be damaged; On the other hand,, both solved the difficult problem of adhesive force, also guaranteed the zero porosity of substrate layer and coating surface simultaneously because high polymer nylon itself has good ductility, and has adhesion preferably with the metal base layer.
Embodiment two: a kind of composite coating material with organic polymer cushion, and composite coating is made of organic polymer cushion and the zirconia coating that polyethylene constitutes, and its production stage is as follows:
＜1〉gas flow control is as follows:
C
3H
8，36L/min
O
2：41L/min
＜2〉adopt supersonic flame spraying method to spray on the irony substrate layer being of a size of 170 purpose polyethylene, obtain required organic polymer cushion.
＜3〉gas flow control is as follows:
C
3H
8，40L/min
O
2：45L/min
＜4〉the ZrO that forms by nano particle that is of a size of 35 μ m
2Adopt supersonic flame spraying method to spray on the organic polymer cushion, obtain required composite coating material with organic polymer cushion.
Embodiment three: a kind of composite coating material with organic polymer cushion, and composite coating is made of organic polymer cushion and the titania coating that the EVA resin constitutes, and its production stage is as follows:
＜1〉gas flow control is as follows:
Acetylene: 44L/min
O
2：47L/min
＜2〉adopt supersonic flame spraying method to spray on the titanium substrate layer being of a size of 130 purpose EVA resins, obtain required organic polymer cushion.
＜3〉gas flow control is as follows:
Acetylene: 40L/min
O
2：45L/min
＜4〉being of a size of forming titanium oxide by nano particle and adopting supersonic flame spraying method to spray on the organic polymer cushion of 40 μ m, obtain required composite coating material with organic polymer cushion.
Embodiment four: a kind of composite coating material with organic polymer cushion, and composite coating is made of organic polymer cushion and the aluminum oxide coating layer that polyphenylene sulfide constitutes, and its production stage is as follows:
＜1〉gas flow control is as follows:
C
3H
8，44L/min
O
2：47L/min
＜2〉adopt supersonic flame spraying method to spray on the substrate layer being of a size of 130 purpose polyphenylene sulfides, obtain required organic polymer cushion.
＜3〉gas flow control is as follows:
C
3H
8，44L/min
O
2：45L/min
＜4〉the Al that forms by nano particle of size 50 μ m
2O
3Adopt supersonic flame spraying method to spray on the organic polymer cushion, obtain required composite coating material with organic polymer cushion.
Embodiment five: a kind of composite coating material with organic polymer cushion, and composite coating is made of organic polymer cushion and the silica coating that chlorinated polyether constitutes, and its production stage is as follows:
＜1〉gas flow control is as follows:
C
3H
8，32L/min
O
2：45L/min
＜2〉adopt supersonic flame spraying method to spray on the substrate layer being of a size of 100 purpose chlorinated polyethers, obtain required organic polymer cushion.
＜3〉gas flow control is as follows:
C
3H
8，34L/min
O
2：45L/min
＜4〉adopt the silica of forming by nano particle that is of a size of 41 μ m supersonic flame spraying method to spray on the organic polymer cushion, obtain required composite coating material with organic polymer cushion.
Embodiment six: a kind of composite coating material with organic polymer cushion, and composite coating is made of organic polymer cushion and the titania coating that epoxy resin constitutes, and its production stage is as follows:
＜1〉gas flow control is as follows:
C
3H
8，43L/min
O
2：45L/min
＜2〉adopt supersonic flame spraying method to spray on the substrate layer being of a size of 125 purpose epoxy resin, obtain required organic polymer cushion.
＜3〉gas flow control is as follows:
C
3H
8，42L/min
O
2：45L/min
＜4〉adopt the titanium oxide of forming by nano particle of size 41 μ m supersonic flame spraying method to spray on the organic polymer cushion, obtain required composite coating material with organic polymer cushion.
Embodiment seven: a kind of composite coating material with organic polymer cushion, and composite coating is made of organic polymer cushion and the metallic copper coating that polyvinyl alcohol constitutes, and its production stage is as follows:
＜1〉gas flow control is as follows:
Kerosene, 44L/min
Compressed air: 70L/min
＜2〉adopt supersonic flame spraying method to spray on the substrate layer being of a size of 125 purpose polyvinyl alcohol, obtain required organic polymer cushion.
＜3〉gas flow control is as follows:
C
3H
8，41L/min
O
2：45L/min
＜4〉adopt the metallic copper of forming by nano particle of size 41 μ m supersonic flame spraying method to spray on the organic polymer cushion, obtain required composite coating material with organic polymer cushion.
Embodiment eight: a kind of composite coating material with organic polymer cushion, and composite coating is made of organic polymer cushion and the metallic nickel coating that poly-imines constitutes, and its production stage is as follows:
＜1〉gas flow control is as follows:
C
3H
8，44L/min
O
2：47L/min
＜2〉adopt supersonic flame spraying method to spray on the substrate layer being of a size of the poly-imines of 125 purposes, obtain required organic polymer cushion.
＜3〉gas flow control is as follows:
C
3H
8，46L/min
O
2：47L/min
＜4〉adopt the metallic nickel of forming by nano particle of size 20 μ m supersonic flame spraying method to spray on the organic polymer cushion, obtain required composite coating material with organic polymer cushion.
Embodiment nine: a kind of composite coating material with organic polymer cushion, and composite coating is made of organic polymer cushion and the Titanium coating that poly-pyrrone constitutes, and its production stage is as follows:
＜1〉gas flow control is as follows:
H
2，34L/min
O
2：47L/min
＜2〉adopt supersonic flame spraying method to spray on the substrate layer being of a size of the poly-pyrrone of 132 purposes, obtain required organic polymer cushion.
＜3〉gas flow control is as follows:
H
2，36L/min
O
2：47L/min
＜4〉adopt the Titanium of forming by nano particle of size 30 μ m supersonic flame spraying method to spray on the organic polymer cushion, obtain required composite coating material with organic polymer cushion.
Embodiment ten: a kind of composite coating material with organic polymer cushion, and composite coating is made of organic polymer cushion and the metallic iron coating that polyimides constitutes, and its production stage is as follows:
＜1〉gas flow control is as follows:
H
2，45L/min
O
2：47L/min
＜2〉adopt supersonic flame spraying method to spray on the substrate layer being of a size of 132 purpose polyimides, obtain required organic polymer cushion.
＜3〉gas flow control is as follows:
H
2，44L/min
O
2：47L/min
＜4〉adopt the metallic iron of forming by nano particle of size 30 μ m supersonic flame spraying method to spray on the organic polymer cushion, obtain required composite coating material with organic polymer cushion.
Embodiment 11: a kind of composite coating material with organic polymer cushion, and composite coating is made of organic polymer cushion and the aluminum oxide coating layer that polymethyl methacrylate constitutes, and its production stage is as follows:
＜1〉gas flow control is as follows:
H
2，40L/min
O
2：47L/min
＜2〉adopt supersonic flame spraying method to spray on the substrate layer being of a size of 155 purpose polymethyl methacrylates, obtain required organic polymer cushion.
＜3〉gas flow control is as follows:
H
2，41L/min
O
2：47L/min
＜4〉adopt the aluminium oxide of forming by nano particle of size 30 μ m supersonic flame spraying method to spray on the organic polymer cushion, obtain required composite coating material with organic polymer cushion.。
Embodiment 12: a kind of composite coating material with organic polymer cushion, and composite coating is made of organic polymer cushion and the titania coating that polysiloxanes constitutes, and its production stage is as follows:
＜1〉gas flow control is as follows:
C
3H
8，34L/min
Compressed air: 65L/min
＜2〉adopt supersonic flame spraying method to spray on the substrate layer being of a size of 110 purpose polysiloxanes, obtain required organic polymer cushion.
＜3〉gas flow control is as follows:
C
3H
8，34L/min
Compressed air: 70L/min
＜4〉adopt the titanium oxide of forming by nano particle of size 30 μ m supersonic flame spraying method to spray on the organic polymer cushion, obtain required composite coating material with organic polymer cushion.
In the practical application, can utilize the needed device of metal base machine-shaping earlier, then by the method disclosed in the present, the described composite coating of spraying on metal base, thus obtain the various thermal spraying devices made by described composite coating material.
Claims (5)
1. composite coating material, comprise substrate layer and the composite coating that is positioned at the substrate layer surface, it is characterized in that: described composite coating comprises the high polymer cushion that adopts supersonic spray coating technology that high polymer is sprayed on substrate surface and form, the non-organic coating that forms with adopting supersonic spray coating technology that non-organic material is sprayed on the high polymer buffer-layer surface, described non-organic material is selected from ceramic material or metal material; Described high polymer is selected from polyphenylene ether, polyether sulfone, polyphenylene sulfide, poly-imino group sulfo-ether, poly-oxamid, poly-imines, polysulfonamide, polyimides, polysulfonimides, the polyimides pyridine, poly-pyrazoles Ju isoxazole, polybenzoxazole, polybenzimidazoles, polythiazole, polybenzothiozole polyoxadiazole, polytriazoles, the polytriazoles quinoline, poly-tetrazolium, poly quinoline, poly-anthracene azoles quinoline, polypyrazine, polyquinoxaline, poly-quinoxalone, poly-triazine, poly-tetrazine, polythiazole ketone, poly-pyrrone, poly-phenanthroline, Polycarbosilane and polysiloxanes, nylon, chlorinated polyether, epoxy resin, polymethyl methacrylate, polyvinyl alcohol, polyvinyl fluoride, polyvinylidene chloride, polyacrylonitrile, poly, PET, Merlon, gather 2,6-dimethyl p-phenylene, polyphenylene sulfide, poly-[two (three fluoro ethyoxyls) phosphine nitrile], the celluloid fiber element, poly(diphenyl ether sulfone), polyethylene, in the EVA resin one or more.
2. composite coating material according to claim 1 is characterized in that: the granularity of described high polymer is 90～160 orders, and the granularity of described non-organic material is 20～50 μ m.
3. the preparation method of a composite coating material is characterized in that may further comprise the steps:
(1) high polymer is sprayed to the substrate layer surface by the HVAF method;
(2) adopt HVAF technology, the material surface that will obtain to step (1) by the non-organic material particle spray coating that nano particle is formed, thus make composite coating material with organic polymer cushion;
Wherein, described non-organic material is selected from ceramic material or metal material; Described high polymer is selected from polyphenylene ether, polyether sulfone, polyphenylene sulfide, poly-imino group sulfo-ether, poly-oxamid, poly-imines, polysulfonamide, polyimides, polysulfonimides, the polyimides pyridine, poly-pyrazoles Ju isoxazole, polybenzoxazole, polybenzimidazoles, polythiazole, polybenzothiozole polyoxadiazole, polytriazoles, the polytriazoles quinoline, poly-tetrazolium, poly quinoline, poly-anthracene azoles quinoline, polypyrazine, polyquinoxaline, poly-quinoxalone, poly-triazine, poly-tetrazine, polythiazole ketone, poly-pyrrone, poly-phenanthroline, Polycarbosilane and polysiloxanes, nylon, chlorinated polyether, epoxy resin, polymethyl methacrylate, polyvinyl alcohol, polyvinyl fluoride, polyvinylidene chloride, polyacrylonitrile, poly, PET, Merlon, gather 2,6-dimethyl p-phenylene, polyphenylene sulfide, poly-[two (three fluoro ethyoxyls) phosphine nitrile], the celluloid fiber element, poly(diphenyl ether sulfone), polyethylene, in the EVA resin one or more.
4. the preparation method of composite coating material according to claim 3 is characterized in that: the fuel gas of described supersonic flame spraying method is selected from a kind of in hydrogen, acetylene, propane or the gasification kerosene, and flow is 34～44 liters/minute; Combustion-supporting gas is selected oxygen or compressed air for use, and when adopting oxygen, its flow is 40～47 liters/minute, and when adopting compressed air, its flow is 60～70 liters/minute.
5. the preparation method of composite coating material according to claim 3, it is characterized in that: the granularity of described high polymer is 90～160 orders, the granularity of described non-organic material is 20～50 μ m.
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| CN2007103025227A CN101239518B (en) | 2007-12-26 | 2007-12-26 | Composite coating material and preparation thereof |
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| CN2007103025227A CN101239518B (en) | 2007-12-26 | 2007-12-26 | Composite coating material and preparation thereof |
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| CN105062287A (en) * | 2015-08-03 | 2015-11-18 | 金宝丽科技（苏州）有限公司 | Nanometer composite coating material and preparation method thereof |
| CN105161220B (en) * | 2015-10-09 | 2017-10-17 | 重庆文理学院 | A kind of preparation method of the silver-colored conductive film of high temperature resistant |
| KR102198801B1 (en) | 2017-12-07 | 2021-01-05 | 삼성에스디아이 주식회사 | Color conversion panel and manufacturing method thereof |
| CN108359926B (en) * | 2018-02-11 | 2019-10-29 | 中国人民解放军国防科技大学 | Antioxidant/heat-insulating integrated composite coating, polyimide composite material with composite coating coated on surface and preparation method of polyimide composite material |
| CN114368984B (en) * | 2022-01-27 | 2023-04-14 | 中电化合物半导体有限公司 | Coating of carbon substrate and preparation method and application thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1598439A2 (en) * | 2004-05-18 | 2005-11-23 | General Electric Company | HVOF bi-layer coating with controlled porosity for use in thermal barrier coatings |
| CN101050515A (en) * | 2007-05-23 | 2007-10-10 | 中国民航大学 | Method for raising service life of coat layer of heat barrier by surface modification of metal binder course |
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2007
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1598439A2 (en) * | 2004-05-18 | 2005-11-23 | General Electric Company | HVOF bi-layer coating with controlled porosity for use in thermal barrier coatings |
| CN101050515A (en) * | 2007-05-23 | 2007-10-10 | 中国民航大学 | Method for raising service life of coat layer of heat barrier by surface modification of metal binder course |
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