CN104109450A - Graphene anticorrosive powder paint and preparation method thereof - Google Patents
Graphene anticorrosive powder paint and preparation method thereof Download PDFInfo
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- CN104109450A CN104109450A CN201410377861.1A CN201410377861A CN104109450A CN 104109450 A CN104109450 A CN 104109450A CN 201410377861 A CN201410377861 A CN 201410377861A CN 104109450 A CN104109450 A CN 104109450A
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- graphene
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- epoxy resin
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- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 85
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 239000000843 powder Substances 0.000 title claims abstract description 42
- 239000003973 paint Substances 0.000 title claims abstract description 35
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims abstract description 28
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000003822 epoxy resin Substances 0.000 claims abstract description 20
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 20
- 239000000049 pigment Substances 0.000 claims abstract description 7
- 229920001225 polyester resin Polymers 0.000 claims abstract description 4
- 239000004645 polyester resin Substances 0.000 claims abstract description 4
- 239000012752 auxiliary agent Substances 0.000 claims description 21
- 239000003086 colorant Substances 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 11
- -1 amino, sulfydryl Chemical group 0.000 claims description 9
- 239000004408 titanium dioxide Substances 0.000 claims description 7
- 239000006185 dispersion Substances 0.000 claims description 6
- 238000007306 functionalization reaction Methods 0.000 claims description 6
- 238000007634 remodeling Methods 0.000 claims description 6
- 239000000975 dye Substances 0.000 claims description 5
- 239000003082 abrasive agent Substances 0.000 claims description 3
- 239000006096 absorbing agent Substances 0.000 claims description 3
- 238000013019 agitation Methods 0.000 claims description 3
- 239000003963 antioxidant agent Substances 0.000 claims description 3
- 230000003078 antioxidant effect Effects 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 229920006337 unsaturated polyester resin Polymers 0.000 claims description 3
- 235000010215 titanium dioxide Nutrition 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000000227 grinding Methods 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 description 14
- 238000000576 coating method Methods 0.000 description 14
- 238000005260 corrosion Methods 0.000 description 7
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 5
- 229920000767 polyaniline Polymers 0.000 description 5
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000010445 mica Substances 0.000 description 2
- 229910052618 mica group Inorganic materials 0.000 description 2
- 230000002335 preservative effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229920002050 silicone resin Polymers 0.000 description 2
- 229940090248 4-hydroxybenzoic acid Drugs 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical group CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 1
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229960002887 deanol Drugs 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000012972 dimethylethanolamine Substances 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Landscapes
- Paints Or Removers (AREA)
Abstract
The invention relates to a graphene anticorrosive powder paint which is composed of the following components in parts by weight: 25-70 parts of epoxy resin, 25-70 parts of polyester resin, 5-40 parts of titanium white, 5-40 parts of barium sulfate, 3-10 parts of assistant, 0.5-10 parts of graphene and the balance of other pigments. The powder paint has excellent anticorrosive property and favorable powdering penetrating power, and the surface scratch resistance is up to 2H above. The preparation technique is simple; the application technique is convenient; and the paint has excellent comprehensive properties.
Description
Technical field
The invention belongs to paint field, relate to a kind of anti-corrosive powder paint and preparation technology thereof, be specifically related to the mixture of Graphene and epoxy resin, vibrin etc.
Background technology
Metallic corrosion not only brings loss economically to the mankind, and is unfavorable for that the protection of natural resources and enviroment even jeopardizes personnel safety sometimes.In order to prevent and slowing down corrosion, many anti-corrosion methods in production practice and scientific experiment, are developed.Wherein convenient, economical with coating protection, thereby obtain a wide range of applications.
Chinese patent CN103589281A discloses a kind of improved metal anti-corrosive paint, content is composed of the following components by mass percentage: GHNK high temperature resistant binder 30-40 part, polyaniline/graphene composite material is 15-20 part, tinting pigment is 15-20 part, superfine talcum powder is 5-10 part, ultrafine mica powder is 5-10 part, kaolin is 5-10 part, SN-612 flow agent is 0.2-0.5 part, wetting agent X-405 is 0.3-0.5 part, dimethylethanolamine is 0.1-0.3 part, sanitas 981 is 0.1-0.3 part, GHP101 thickening material is 0.5-1 part, tributyl phosphate is 0.1-0.3 part, water is 4-13 part.The coating that this invention makes has the advantages such as splendid waterproof anti-corrosion, high temperature resistant, alkali resistance, weathering resistance, scrub resistance and artificial ageing resistance, can realize passivation and the inhibition of metal base, avoid causing the use of the heavy metals such as the chromium of environmental pollution simultaneously.But its main component polyaniline/graphene composite material complicated process of preparation, and main utilize be polyaniline high conductivity, raw material cheap, the characteristic such as be easy to synthesize, but research shows that the preservative activity that polyaniline and Graphene are not mutually promoted, polyaniline and Graphene do not realize its real effect.
Chinese patent CN103265881A discloses a kind of fire-resistant anticorrosion paint that comprises poly-aryl silicone resin, formed according to weight ratio by following composition: 40～50 parts of poly-aryl silicone resins, 20～30 parts of P-hydroxybenzoic acid glycidyl esters, 5～10 parts of acrylic resins, 10～15 parts of mica powders, 10～15 parts of Graphenes, 5～10 parts of vinyl acetic monomers, 10～20 parts of thinners; Thinner is butanols or dimethylbenzene.The protective system of making can reach 400～500 DEG C by tolerable temperature, has good preservative effect simultaneously.Relate to a large amount of dimethylbenzene as solvent but improve one's methods, the pollution to environment and coating decoration people's safety etc. has very large harm.
Summary of the invention
The object of the invention is some shortcoming and defect in order to overcome existing Graphene coating, what adopt easy mode realizes the vital role of Graphene in protective system.
The present invention is achieved by the following technical solutions:
A kind of Graphene anti-corrosive powder paint, composed of the following components according to mass percent meter: epoxy resin 20-50 part, vibrin 20-50 part, titanium dioxide 5-30 part, barium sulfate 5-26 part, auxiliary agent 2-10 part, Graphene 0.5-5 part, colorant 0-4 part.
Further, a kind of Graphene anti-corrosive powder paint, composed of the following components according to mass percent meter: epoxy resin 25-30 part, vibrin 25-30 part, titanium dioxide 10-30 part, barium sulfate 10-26 part, auxiliary agent 3-5 part, Graphene 1-3 part, colorant 1-2 part.
Further, a kind of Graphene anti-corrosive powder paint, composed of the following components according to mass percent meter: 28 parts of epoxy resin, 28 parts, vibrin, titanium dioxide 10-26 part, barium sulfate 10-26 part, auxiliary agent 3-5 part, Graphene 1-3 part, colorant 1-2 part.
Described vibrin is selected from one or more the combination in saturated polyester resin or unsaturated polyester resin.
Described Graphene is Graphene, the graphene oxide of eigenstate, functionalization graphene or its mixture of remodeling.
The functionalization graphene of described remodeling is the Graphene of surface containing amino, sulfydryl or similar functions group.
Described auxiliary agent is one or more combinations in flow agent, air release agent, dispersion agent, properties-correcting agent, toughner, antioxidant, promotor, fluffy powder or ultraviolet absorbers.
Described colorant is one or both combinations in dyestuff or pigment.
A preparation method for Graphene anti-corrosive powder paint, comprises the following steps:
First, prepare Graphene auxiliary agent, Graphene and epoxy resin are carried out to blended under agitation, to guarantee to mix full and uniform and dispersion;
Secondly, in proportion the component of preparing Graphene is carried out extruding after blend;
Finally, carry out compressing tablet, abrasive material, separates and makes finished product.
The invention has the beneficial effects as follows:
The present invention adopts the direct blend of Graphene to be incorporated in epoxy resin, obtains a kind of etch-proof powder coating, combines the advantage of powder coating at construction and environmental sound.
Utilize Graphene to be dispersed in coating and can form similar labyrinth-like structure, thereby make permeability factor be penetrated into the resistance increment of substrate surface, increased widely the Corrosion Protection of this coating.
Brief description of the drawings
Fig. 1 is salt-fog test contrast picture.
Embodiment
Describe by the following examples technical scheme of the present invention in detail, following embodiment is only exemplary, only can be used for explaining and technical scheme of the present invention being described, and can not to be interpreted as is the restriction to technical solution of the present invention.
A kind of Graphene anti-corrosive powder paint, composed of the following components according to mass percent meter: epoxy resin 20-50 part, vibrin 20-50 part, titanium dioxide 5-30 part, barium sulfate 5-26 part, auxiliary agent 2-10 part, Graphene 0.5-5 part, colorant 0-4 part.
In this application, vibrin is selected from one or more the combination in saturated polyester resin or unsaturated polyester resin.To the selection of vibrin, those skilled in the art can determine according to practical situation.
Graphene is Graphene, the graphene oxide of eigenstate, functionalization graphene or its mixture of remodeling.The functionalization graphene of described remodeling is the Graphene of surface containing amino, sulfydryl or similar functions group.
Described auxiliary agent is one or more combinations in flow agent, air release agent, dispersion agent, properties-correcting agent, toughner, antioxidant, promotor, fluffy powder or ultraviolet absorbers.In this application, above-mentioned auxiliary agent is prior art, and is used in as required in powder coating, and therefore, the concrete structure of each auxiliary agent is not elaborated in this application.
Described colorant is one or both combinations in dyestuff or pigment.In this application; the look face kind of dyestuff is prior art; the kind of pigment is also prior art; as for those skilled in the art as required; be not the claimed scope of the application by one or more of dyestuff or pigment are joined to the color obtaining, the application's powder coating can be any color.
A preparation method for Graphene anti-corrosive powder paint, comprises the following steps:
First, prepare Graphene auxiliary agent, Graphene and epoxy resin are carried out to blended under agitation, to guarantee to mix full and uniform and dispersion;
Secondly, in proportion the component of preparing Graphene is carried out extruding after blend;
Finally, carry out compressing tablet, abrasive material, separates and makes finished product.
The component proportion of Graphene anti-corrosive powder paint is according to above-mentioned Graphene anti-corrosive powder paint composition and ratio, in each embodiment of the application, except the component proportion difference of Graphene anti-corrosive powder paint, preparation method is all identical, therefore, in the application's following embodiment, just introduce no longer separately preparation method.
Embodiment 1
A kind of Graphene anti-corrosive powder paint, composed of the following components according to mass percent meter: 28 parts of epoxy resin, 28 parts, vibrin, 10 parts of titanium dioxides, 26 parts, barium sulfate, 5 parts of auxiliary agents, 2 parts of Graphenes, 1 part, colorant.
Graphene and epoxy resin are carried out to vigorous stirring blend, to guarantee full and uniform and to disperse, then carry out the preparation technology of powder coating, first carry out blending extrusion according to aforementioned proportion, then compressing tablet, segmentation, from operations such as, inspection, metering, packagings, obtain finished product graphene powder coating.
Embodiment 2
A kind of Graphene anti-corrosive powder paint, composed of the following components according to mass percent meter: 28 parts of epoxy resin, 28 parts, vibrin, 26 parts of titanium dioxides, 10 parts, barium sulfate, 4 parts of auxiliary agents, 2 parts of Graphenes, 2 parts, colorant.
Embodiment 3
A kind of Graphene anti-corrosive powder paint, composed of the following components according to mass percent meter: 20 parts of epoxy resin, 50 parts, vibrin, 5 parts of titanium dioxides, 17 parts, barium sulfate, 2 parts of auxiliary agents, 4 parts of Graphenes, 2 parts, colorant.
Embodiment 4
A kind of Graphene anti-corrosive powder paint, composed of the following components according to mass percent meter: 50 parts of epoxy resin, 23 parts, vibrin, 17 parts of titanium dioxides, 5 parts, barium sulfate, 2 parts of auxiliary agents, 1 part of Graphene, 2 parts, colorant.
Embodiment 5
A kind of Graphene anti-corrosive powder paint, composed of the following components according to mass percent meter: 25 parts of epoxy resin, 30 parts, vibrin, 20 parts of titanium dioxides, 15 parts, barium sulfate, 5 parts of auxiliary agents, 3 parts of Graphenes, 2 parts, colorant.
Embodiment 6
A kind of Graphene anti-corrosive powder paint, composed of the following components according to mass percent meter: 30 parts of epoxy resin, 30 parts, vibrin, 17 parts of titanium dioxides, 15 parts, barium sulfate, 5 parts of auxiliary agents, 1 part of Graphene, 2 parts, colorant.
Above-described embodiment is passed through to salt-fog test, as shown in Figure 1, wherein comparative sample 1 is not for adding the dim alkene coating of stone, another two samples be select add sample 2 that the amount of Graphene is 1% and and add the salt-fog test photo of the sample 3 that the amount of Graphene is 2%, can obtain by Fig. 1, add Graphene can effectively suppress the diffusion of coating corrosion at cut place, and there is no destroyed part, do not occur corrosion phenomenon.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present invention is by claims and be equal to and limit.
Claims (9)
1. a Graphene anti-corrosive powder paint, is characterized in that: composed of the following components according to mass percent meter: epoxy resin 20-50 part, vibrin 20-50 part, titanium dioxide 5-30 part, barium sulfate 5-26 part, auxiliary agent 2-10 part, Graphene 0.5-5 part, colorant 0-4 part.
2. Graphene anti-corrosive powder paint according to claim 1, it is characterized in that: described Graphene anti-corrosive powder paint is composed of the following components according to mass percent meter: epoxy resin 25-30 part, vibrin 25-30 part, titanium dioxide 10-30 part, barium sulfate 10-26 part, auxiliary agent 3-5 part, Graphene 1-3 part, colorant 1-2 part.
3. Graphene anti-corrosive powder paint according to claim 1, it is characterized in that: described Graphene anti-corrosive powder paint is composed of the following components according to mass percent meter: 28 parts of epoxy resin, 28 parts, vibrin, titanium dioxide 10-26 part, barium sulfate 10-26 part, auxiliary agent 3-5 part, Graphene 1-3 part, colorant 1-2 part.
4. according to the Graphene anti-corrosive powder paint described in any one in claim 1 or 2 or 3, it is characterized in that: described vibrin is selected from one or more the combination in saturated polyester resin or unsaturated polyester resin.
5. according to the Graphene anti-corrosive powder paint described in any one in claim 1 or 2 or 3, it is characterized in that: functionalization graphene or its mixture of Graphene that described Graphene is eigenstate, graphene oxide, remodeling.
6. Graphene anti-corrosive powder paint according to claim 5, is characterized in that: the functionalization graphene of described remodeling is the Graphene of surface containing amino, sulfydryl or similar functions group.
7. according to the Graphene anti-corrosive powder paint described in any one in claim 1 or 2 or 3, it is characterized in that: described auxiliary agent is one or more combinations in flow agent, air release agent, dispersion agent, properties-correcting agent, toughner, antioxidant, promotor, fluffy powder or ultraviolet absorbers.
8. according to the Graphene anti-corrosive powder paint described in any one in claim 1 or 2 or 3, it is characterized in that: described colorant is one or both combinations in dyestuff or pigment.
9. a preparation method for Graphene anti-corrosive powder paint, is characterized in that: comprise the following steps:
First, prepare Graphene auxiliary agent, Graphene and epoxy resin are carried out to blended under agitation, to guarantee to mix full and uniform and dispersion;
Secondly, in the ratio of the claims 1 to 8, the component of preparing Graphene is carried out extruding after blend;
Finally, carry out compressing tablet, abrasive material, separates and makes finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410377861.1A CN104109450B (en) | 2014-08-01 | 2014-08-01 | A kind of Graphene anti-corrosive powder paint and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410377861.1A CN104109450B (en) | 2014-08-01 | 2014-08-01 | A kind of Graphene anti-corrosive powder paint and preparation method thereof |
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| CN104109450B CN104109450B (en) | 2016-11-09 |
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