CN108070310A - A kind of graphene is modified zinc powder anti-corrosion primer and preparation method thereof - Google Patents
A kind of graphene is modified zinc powder anti-corrosion primer and preparation method thereof Download PDFInfo
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- CN108070310A CN108070310A CN201711300951.0A CN201711300951A CN108070310A CN 108070310 A CN108070310 A CN 108070310A CN 201711300951 A CN201711300951 A CN 201711300951A CN 108070310 A CN108070310 A CN 108070310A
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- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 103
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 100
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical group [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 71
- 238000005260 corrosion Methods 0.000 title claims abstract description 45
- 238000002360 preparation method Methods 0.000 title claims description 11
- 239000002002 slurry Substances 0.000 claims abstract description 42
- 239000003822 epoxy resin Substances 0.000 claims abstract description 24
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 24
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 15
- 239000003085 diluting agent Substances 0.000 claims abstract description 15
- 239000000049 pigment Substances 0.000 claims abstract description 15
- 239000000945 filler Substances 0.000 claims abstract description 14
- 239000000203 mixture Substances 0.000 claims abstract description 14
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 44
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical group CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 42
- 238000003756 stirring Methods 0.000 claims description 36
- 238000002156 mixing Methods 0.000 claims description 32
- 239000000843 powder Substances 0.000 claims description 24
- 239000002270 dispersing agent Substances 0.000 claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000012046 mixed solvent Substances 0.000 claims description 9
- 239000006185 dispersion Substances 0.000 claims description 8
- 238000000527 sonication Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- -1 polyethylene Polymers 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- LLHKCFNBLRBOGN-UHFFFAOYSA-N propylene glycol methyl ether acetate Chemical compound COCC(C)OC(C)=O LLHKCFNBLRBOGN-UHFFFAOYSA-N 0.000 claims description 4
- 229910002012 Aerosil® Inorganic materials 0.000 claims description 3
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical group O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 239000010445 mica Substances 0.000 claims description 3
- 229910052618 mica group Inorganic materials 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 2
- 150000001336 alkenes Chemical class 0.000 claims 1
- 239000000440 bentonite Substances 0.000 claims 1
- 229910000278 bentonite Inorganic materials 0.000 claims 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims 1
- 239000004575 stone Substances 0.000 claims 1
- 230000002421 anti-septic effect Effects 0.000 abstract description 3
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 239000003973 paint Substances 0.000 description 10
- 239000011701 zinc Substances 0.000 description 10
- 229910052725 zinc Inorganic materials 0.000 description 8
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 239000004593 Epoxy Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004210 cathodic protection Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009775 high-speed stirring Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- 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
- C09D5/08—Anti-corrosive paints
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/103—Anti-corrosive paints containing metal dust containing Al
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/106—Anti-corrosive paints containing metal dust containing Zn
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0812—Aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0893—Zinc
-
- 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
-
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Landscapes
- 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 invention discloses a kind of graphenes to be modified zinc powder anti-corrosion primer, is prepared by following weight percent composition：Epoxy resin 12~30%, graphene slurry 5~15%, flake pigment 3~10%, zinc powder 30~50%, filler 10~20%, anti-sag auxiliary agent 2~6%, diluent 10~25%.Graphene modification zinc powder anti-corrosion primer workability in the present invention, conventional mechanical are functional, while have excellent antiseptic property.
Description
Technical field
The present invention relates to nano material and polymer composites technical field, more particularly, it relates to which a kind of graphene is modified
Zinc powder anti-corrosion primer and preparation method thereof.
Background technology
Epoxy zinc-enriched paint is a kind of anticorrosive paint of classics, cathodic protection effect can be generated to steel, so as to reach
Good anti-corrosion effect.However epoxy zinc-enriched paint also has many defects at present, causes the resource of metallic zinc unrestrained as Zn content is higher
Take, also make that equipment weightening is larger, and antiseptic property also needs to improve after coating, how to reduce Zn content to improve working conditions and
The technical issues of antiseptic property is this field urgent need to resolve.
The content of the invention
For overcome the deficiencies in the prior art, it is an object of the invention to provide a kind of graphenes to be modified zinc powder anti-corrosion bottom
Paint using graphene slurry, effectively reduces zinc content, has good workability and conventional mechanical performance, simultaneously
Also there are excellent anti-corrosive properties.
To solve the above problems, the technical solution adopted in the present invention is as follows：
A kind of graphene is modified zinc powder anti-corrosion primer, is prepared by following weight percent composition：
Preferably, the epoxy resin is E-44 types epoxy resin, appoints in E-20 types epoxy resin, E-02 type epoxy resin
It is one or more of.
Preferably, the flake pigment is any one of mica powder, glass flake, flake aluminum or two kinds；The zinc
Powder is 500 mesh or the spherical zinc powder of 1000 mesh.
Preferably, the filler is any one of talcum powder, lithopone, blanc fixe or several.
Preferably, the anti-sag auxiliary agent is any one of organobentonite, aerosil, polyethylene wax or several
Kind.
Preferably, the diluent is any one or several in dimethylbenzene, propylene glycol methyl ether acetate, butanol.
Preferably, the graphene slurry is made of graphene powder, dispersant, dimethylbenzene and butanol, graphene solid
Content is 10%.
Preferably, in the graphene slurry, graphene powder be the pure graphene powder of 3~10 floor heights, the dispersant
For 7163A type dispersants, the volume ratio of the dimethylbenzene and butanol is 4:1.
The invention further relates to a kind of graphene be modified zinc powder anti-corrosion primer preparation method, including：
S101. the preparation of graphene slurry：Dispersant is added in in the mixed solvent and the stirring of dimethylbenzene and butanol composition
Uniformly, then add in graphene powder, after stirring ultrasonic wave disperse to get；
S102. other components prepare：According to proportioning prepare epoxy resin, graphene slurry, flake pigment, zinc powder, filler,
Anti-sag auxiliary agent and diluent；
S103. it is mixed with：By epoxy resin and diluent after mixing, flake pigment, filler and anti-sag are added in
Auxiliary agent, stirring make after mixing, to be ground to fineness and reach less than 50 μm, then add in graphene slurry and zinc powder and high-speed stirring
It mixes, is filtered after stirring to obtain the final product.
Further, in the step S101, the preparation of graphene slurry is specially：Dispersant is added in into dimethylbenzene and fourth
The in the mixed solvent of alcohol composition simultaneously stirs evenly, and then adds in graphene powder, stirs 0.5~1h, mixing speed for 250~
350r/min, then disperseed with ultrasonic wave separating apparatus, dispersion condition is ultrasonic 8s, interval 20s, total sonication time 2h, point
With circulating water when dissipating, slurry temperature is made to be maintained at 25 ± 3 DEG C.
Compared with prior art, the beneficial effects of the present invention are：
1st, graphene of the present invention is modified in zinc powder anti-corrosion primer and substitutes part zinc powder using graphene, effectively reduces zinc powder
Content, and improve the salt spray resistance of anti-corrosion primer；
2nd, the mechanical performance that the present invention utilizes graphene excellent realizes the activeness and quietness to coating, improves the machinery of coating
Performance；
3rd, the present invention prepares graphene slurry using pre-dispersed to graphene, solves graphene and is easier to reunite, disperses to be stranded
Difficult, the problems such as dispersion stabilization is bad, it ensure that graphene is modified the good stability of zinc powder anti-corrosion primer.
Specific embodiment
The present invention is described in further detail With reference to embodiment.
Raw material used are unless otherwise stated commercially available industrial goods in the following embodiments of the present invention, can pass through business
Industry channel is bought.
The present invention relates to a kind of graphenes to be modified zinc powder anti-corrosion primer, is prepared by following weight percent composition：Ring
Oxygen resin 12~30%, graphene slurry 5~15%, flake pigment 3~10%, zinc powder 30~50%, filler 10~20% resist
Sagging auxiliary agent 2~6%, diluent 10~25%.
Preferably, the epoxy resin is E-44 types epoxy resin, appoints in E-20 types epoxy resin, E-02 type epoxy resin
It is one or more of.The flake pigment is any one of mica powder, glass flake, flake aluminum or two kinds；The zinc powder is
The spherical zinc powder of 500 mesh or 1000 mesh.The filler is any one of talcum powder, lithopone, blanc fixe or several.Institute
Anti-sag auxiliary agent is stated as any one of organobentonite, aerosil, polyethylene wax or several.The diluent is two
It is any one or several in toluene, propylene glycol methyl ether acetate, butanol.The graphene slurry is by graphene powder, dispersant, two
Toluene and butanol composition, graphene solid content are 10%.In the graphene slurry, graphene powder is pure for 3~10 floor heights
Graphene powder, the dispersant are 7163A type dispersants, and the pure graphene powder of 3~10 floor height is applied by CNOOC Changzhou
Expect prepared by Co., Ltd of chemical research institute, the 7163A types dispersant is by Co., Ltd of CNOOC Changzhou Paint ＆ Coatings Industry Research Institute
Synthesis；The volume ratio of the dimethylbenzene and butanol is 4:1.
Embodiment 1
It prepares graphene and is modified zinc powder anti-corrosion primer Q-1
1.1st, graphene slurry is prepared
1g 7163A types dispersant is added in the mixed solvent (body of dimethylbenzene and butanol of 44g dimethylbenzene and butanol composition
Product is than being 4:1) in and stir evenly, then add in the pure graphene powder of 3~10 floor heights of 5g, stir 0.5h, mixing speed is
300r/min, then disperseed with ultrasonic wave separating apparatus, dispersion condition is ultrasonic 8s, interval 20s, total sonication time 2h, point
With circulating water when dissipating, slurry temperature is made to be maintained at 25 ± 3 DEG C, graphene slurry is made, it is spare.
Table 1, graphene are modified zinc powder anti-corrosion primer Q-1 each group distribution ratio tables
1.2nd, graphene is modified being mixed with for zinc powder anti-corrosion primer Q-1
According to being matched in table 1, add in flake pigment, filler and anti-sag by epoxy resin with diluent after mixing
Auxiliary agent, opens stirring, and mixing speed 400r/min stirs 30min, after mixing, is ground, ground with horizontal sand mill
It is milled to fineness and reaches less than 50 μm, then addition graphene slurry and zinc powder and high-speed stirred, mixing speed 1500r/min,
1h is stirred, 80 mesh filter screens are crossed after stirring and are modified zinc powder anti-corrosion primer Q-1 to get graphene.
Embodiment 2
It prepares graphene and is modified zinc powder anti-corrosion primer Q-2
2.1st, graphene slurry is prepared
1.5g 7163A types dispersant is added in mixed solvent (dimethylbenzene and the butanol of 43.5g dimethylbenzene and butanol composition
Volume ratio be 4:1) in and stir evenly, then add in the pure graphene powder of 3~10 floor heights of 5g, stir 1h, mixing speed is
250r/min, then disperseed with ultrasonic wave separating apparatus, dispersion condition is ultrasonic 8s, interval 20s, total sonication time 2h, point
With circulating water when dissipating, slurry temperature is made to be maintained at 25 ± 3 DEG C, graphene slurry is made, it is spare.
Table 2, graphene are modified zinc powder anti-corrosion primer Q-2 each group distribution ratio tables
2.2nd, graphene is modified being mixed with for zinc powder anti-corrosion primer Q-2
According to being matched in table 2, add in flake pigment, filler and anti-sag by epoxy resin with diluent after mixing
Auxiliary agent, opens stirring, and mixing speed 400r/min stirs 30min, after mixing, is ground, ground with horizontal sand mill
It is milled to fineness and reaches less than 50 μm, then addition graphene slurry and zinc powder and high-speed stirred, mixing speed 2000r/min,
1h is stirred, 80 mesh filter screens are crossed after stirring and are modified zinc powder anti-corrosion primer Q-2 to get graphene.
Embodiment 3
It prepares graphene and is modified zinc powder anti-corrosion primer Q-3
3.1st, graphene slurry is prepared
0.5g 7163A types dispersant is added in mixed solvent (dimethylbenzene and the butanol of 44.5g dimethylbenzene and butanol composition
Volume ratio be 4:1) in and stir evenly, then add in the pure graphene powder of 3~10 floor heights of 5g, stir 1h, mixing speed is
350r/min, then disperseed with ultrasonic wave separating apparatus, dispersion condition is ultrasonic 8s, interval 20s, total sonication time 2h, point
With circulating water when dissipating, slurry temperature is made to be maintained at 25 ± 3 DEG C, graphene slurry is made, it is spare.
Table 3, graphene are modified zinc powder anti-corrosion primer Q-3 each group distribution ratio tables
| Component | Title | Content (g) |
| Epoxy resin | E-02 type epoxy resin | 20 |
| Graphene slurry | Graphene slurry | 8 |
| Flake pigment | Flake aluminum | 4 |
| Zinc powder | 500 mesh spherical shape zinc powders | 36 |
| Filler | Blanc fixe | 12 |
| Anti-sag auxiliary agent | Polyethylene wax | 4 |
| Diluent | Propylene glycol methyl ether acetate | 16 |
3.2nd, graphene is modified being mixed with for zinc powder anti-corrosion primer Q-3
According to being matched in table 3, add in flake pigment, filler and anti-sag by epoxy resin with diluent after mixing
Auxiliary agent, opens stirring, and mixing speed 400r/min stirs 30min, after mixing, is ground, ground with horizontal sand mill
It is milled to fineness and reaches less than 50 μm, then addition graphene slurry and zinc powder and high-speed stirred, mixing speed 1200r/min,
1h is stirred, 80 mesh filter screens are crossed after stirring and are modified zinc powder anti-corrosion primer Q-3 to get graphene.
Embodiment 4
It prepares graphene and is modified zinc powder anti-corrosion primer Q-4
4.1st, graphene slurry is prepared
1g 7163A types dispersant is added in the mixed solvent (body of dimethylbenzene and butanol of 44g dimethylbenzene and butanol composition
Product is than being 4:1) in and stir evenly, then add in the pure graphene powder of 3~10 floor heights of 5g, stir 1h, mixing speed is
250r/min, then disperseed with ultrasonic wave separating apparatus, dispersion condition is ultrasonic 8s, interval 20s, total sonication time 2h, point
With circulating water when dissipating, slurry temperature is made to be maintained at 25 ± 3 DEG C, graphene slurry is made, it is spare.
Table 4, graphene are modified zinc powder anti-corrosion primer Q-4 each group distribution ratio tables
4.2nd, graphene is modified being mixed with for zinc powder anti-corrosion primer Q-4
According to being matched in table 4, add in flake pigment, filler and anti-sag by epoxy resin with diluent after mixing
Auxiliary agent, opens stirring, and mixing speed 400r/min stirs 30min, after mixing, is ground, ground with horizontal sand mill
It is milled to fineness and reaches less than 50 μm, then addition graphene slurry and zinc powder and high-speed stirred, mixing speed 2000r/min,
1h is stirred, 80 mesh filter screens are crossed after stirring and are modified zinc powder anti-corrosion primer Q-4 to get graphene.
Embodiment 5
It prepares graphene and is modified zinc powder anti-corrosion primer Q-5
5.1st, graphene slurry is prepared
1g 7163A types dispersant is added in the mixed solvent (body of dimethylbenzene and butanol of 44g dimethylbenzene and butanol composition
Product is than being 4:1) in and stir evenly, then add in the pure graphene powder of 3~10 floor heights of 5g, stir 1h, mixing speed is
350r/min, then disperseed with ultrasonic wave separating apparatus, dispersion condition is ultrasonic 8s, interval 20s, total sonication time 2h, point
With circulating water when dissipating, slurry temperature is made to be maintained at 25 ± 3 DEG C, graphene slurry is made, it is spare.
Table 5, graphene are modified zinc powder anti-corrosion primer Q-5 each group distribution ratio tables
5.2nd, graphene is modified being mixed with for zinc powder anti-corrosion primer Q-5
According to being matched in table 5, add in flake pigment, filler and anti-sag by epoxy resin with diluent after mixing
Auxiliary agent, opens stirring, and mixing speed 400r/min stirs 30min, after mixing, is ground, ground with horizontal sand mill
It is milled to fineness and reaches less than 50 μm, then addition graphene slurry and zinc powder and high-speed stirred, mixing speed 1200r/min,
1h is stirred, 80 mesh filter screens are crossed after stirring and are modified zinc powder anti-corrosion primer Q-5 to get graphene.
Embodiment 6
Performance comparison test
The graphene prepared using the embodiment of the present invention 1~5 is modified zinc powder anti-corrosion primer Q-1~Q-5 and one kind is commercially available general
Logical epoxy zinc-enriched paint prepares the paint film that film thickness is 20 ± 5 μm and is detected (salt mist outer other performance) and film thickness is respectively
90 ± 10 μm of paint film simultaneously carries out salt fog detection, and it is as follows to obtain detection data contrast table 6：
Table 6, detection data contrast table
With reference to upper table 6 as can be seen that under conditions of identical film thickness, the graphene of preparation method acquisition in the present invention
Modified zinc powder anti-corrosion primer impact strength and flexibility are superior to Commercial epoxy zinc-rich paint, and salt fog resistance is also far superior to city
Sell epoxy zinc-enriched paint.
It will be apparent to those skilled in the art that technical solution that can be as described above and design, make other various
Corresponding change and deformation, and all these changes and deformation should all belong to the protection domain of the claims in the present invention
Within.
Claims (10)
1. a kind of graphene is modified zinc powder anti-corrosion primer, which is characterized in that is prepared by following weight percent composition：
2. graphene as described in claim 1 is modified zinc powder anti-corrosion primer, which is characterized in that the epoxy resin is E-44 types
It is any one or several in epoxy resin, E-20 types epoxy resin, E-02 type epoxy resin.
3. graphene as described in claim 1 is modified zinc powder anti-corrosion primer, which is characterized in that the flake pigment is mica
Any one of powder, glass flake, flake aluminum or two kinds；The zinc powder is 500 mesh or the spherical zinc powder of 1000 mesh.
4. graphene as described in claim 1 is modified zinc powder anti-corrosion primer, which is characterized in that the filler is talcum powder, stands
Any one of moral powder, blanc fixe are several.
5. graphene as described in claim 1 is modified zinc powder anti-corrosion primer, which is characterized in that the anti-sag auxiliary agent is organic
Any one of bentonite, aerosil, polyethylene wax are several.
6. graphene as described in claim 1 is modified zinc powder anti-corrosion primer, which is characterized in that the diluent is dimethylbenzene,
It is any one or several in propylene glycol methyl ether acetate, butanol.
7. as claim 1~6 any one of them graphene is modified zinc powder anti-corrosion primer, which is characterized in that the graphene
Slurry is made of graphene powder, dispersant, dimethylbenzene and butanol, and graphene solid content is 10%.
8. graphene as claimed in claim 7 is modified zinc powder anti-corrosion primer, which is characterized in that in the graphene slurry, stone
Black alkene powder is the pure graphene powder of 3~10 floor heights, and the dispersant is 7163A type dispersants, the dimethylbenzene and butanol
Volume ratio is 4:1.
9. graphene described in claim 8 is modified the preparation method of zinc powder anti-corrosion primer, including：
S101. the preparation of graphene slurry：Dispersant is added in into the in the mixed solvent of dimethylbenzene and butanol composition and is stirred evenly,
Then add in graphene powder, after stirring ultrasonic wave disperse to get；
S102. other components prepare：Prepare epoxy resin, graphene slurry, flake pigment, zinc powder, filler, anti-current according to proportioning
Hang auxiliary agent and diluent；
S103. it is mixed with：By epoxy resin and diluent after mixing, flake pigment, filler and anti-sag auxiliary agent are added in,
Stirring makes after mixing, to be ground to fineness and reach less than 50 μm, then adds in graphene slurry and zinc powder and high-speed stirred, stirs
It is filtered after mixing to obtain the final product.
10. graphene as claimed in claim 9 is modified the preparation method of zinc powder anti-corrosion primer, which is characterized in that the step
In S101, the preparation of graphene slurry is specially：Dispersant is added in in the mixed solvent and the stirring of dimethylbenzene and butanol composition
Uniformly, graphene powder is then added in, stirs 0.5~1h, mixing speed is 250~350r/min, then with ultrasonic wave separating apparatus
Disperseed, dispersion condition is ultrasonic 8s, interval 20s, total sonication time 2h, with circulating water when disperseing, makes slurry temperature
Degree is maintained at 25 ± 3 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN109337424A (en) * | 2018-09-10 | 2019-02-15 | 成都紫苑华光新材料科技有限公司 | A kind of oiliness graphene anti-corrosive pulp and preparation method thereof |
| CN109354967A (en) * | 2018-09-10 | 2019-02-19 | 成都紫苑华光新材料科技有限公司 | A kind of graphene anticorrosive paint and preparation method thereof |
| CN109370424A (en) * | 2018-11-22 | 2019-02-22 | 深圳陶金材料科技有限公司 | A kind of preventing corrosion of dew points coating material and preparation method thereof |
| CN109608994A (en) * | 2018-12-27 | 2019-04-12 | 石家庄市油漆厂 | Graphene anticorrosive paint and preparation method thereof applied to marine settings |
| CN111205738A (en) * | 2020-03-06 | 2020-05-29 | 涂创时代(苏州)科技开发有限公司 | Low-zinc anticorrosive composition compounded by graphene and flaky conductive material and application thereof |
| CN112143326A (en) * | 2019-06-27 | 2020-12-29 | 青岛海尔智能技术研发有限公司 | Composition for use as a corrosion protection coating, method for the production thereof and component |
| CN113637387A (en) * | 2021-08-18 | 2021-11-12 | 国网江苏省电力有限公司电力科学研究院 | Graphene anti-corrosion primer and preparation method thereof |
| CN113652147A (en) * | 2021-09-24 | 2021-11-16 | 肇庆市海特复合材料技术研究院 | Graphene composite anticorrosive paint |
| CN117363055A (en) * | 2023-10-16 | 2024-01-09 | 甘肃省交通规划勘察设计院股份有限公司 | Porphyrin modified graphene and preparation method and application thereof |
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| CN109337424A (en) * | 2018-09-10 | 2019-02-15 | 成都紫苑华光新材料科技有限公司 | A kind of oiliness graphene anti-corrosive pulp and preparation method thereof |
| CN109354967A (en) * | 2018-09-10 | 2019-02-19 | 成都紫苑华光新材料科技有限公司 | A kind of graphene anticorrosive paint and preparation method thereof |
| CN109370424A (en) * | 2018-11-22 | 2019-02-22 | 深圳陶金材料科技有限公司 | A kind of preventing corrosion of dew points coating material and preparation method thereof |
| CN109608994A (en) * | 2018-12-27 | 2019-04-12 | 石家庄市油漆厂 | Graphene anticorrosive paint and preparation method thereof applied to marine settings |
| CN112143326A (en) * | 2019-06-27 | 2020-12-29 | 青岛海尔智能技术研发有限公司 | Composition for use as a corrosion protection coating, method for the production thereof and component |
| CN111205738A (en) * | 2020-03-06 | 2020-05-29 | 涂创时代(苏州)科技开发有限公司 | Low-zinc anticorrosive composition compounded by graphene and flaky conductive material and application thereof |
| CN111205738B (en) * | 2020-03-06 | 2021-08-17 | 涂创时代(苏州)科技开发有限公司 | Low-zinc anticorrosive composition compounded by graphene and flaky conductive material and application thereof |
| CN113637387A (en) * | 2021-08-18 | 2021-11-12 | 国网江苏省电力有限公司电力科学研究院 | Graphene anti-corrosion primer and preparation method thereof |
| CN113652147A (en) * | 2021-09-24 | 2021-11-16 | 肇庆市海特复合材料技术研究院 | Graphene composite anticorrosive paint |
| CN117363055A (en) * | 2023-10-16 | 2024-01-09 | 甘肃省交通规划勘察设计院股份有限公司 | Porphyrin modified graphene and preparation method and application thereof |
| CN117363055B (en) * | 2023-10-16 | 2024-06-04 | 甘肃省交通规划勘察设计院股份有限公司 | Porphyrin modified graphene and preparation method and application thereof |
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