CN109486335A - A kind of carbon-carbon double bond addition prepares graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint method - Google Patents
A kind of carbon-carbon double bond addition prepares graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint method Download PDFInfo
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- CN109486335A CN109486335A CN201811401899.2A CN201811401899A CN109486335A CN 109486335 A CN109486335 A CN 109486335A CN 201811401899 A CN201811401899 A CN 201811401899A CN 109486335 A CN109486335 A CN 109486335A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
- C09D151/003—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F257/00—Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group C08F12/00
- C08F257/02—Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group C08F12/00 on to polymers of styrene or alkyl-substituted styrenes
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- 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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
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- 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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
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- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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Abstract
The invention discloses a kind of carbon-carbon double bond additions to prepare graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint method, it is to first pass through heat treatment so that the pore structure of expanded graphite is fully deployed, it is oxidized again and is reduced into graphene nanometer sheet, then by 2,2,6,6- tetramethyl piperidine oxides are added in styrene, crosslinked obtained polystyrene, then graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint is made by carbon-carbon double bond addition in polystyrene, graphene nanometer sheet, acrylic acid, n-butyl acrylate.The anticorrosive paint has excellent mechanical performance and corrosion resistance.
Description
Technical field
The invention belongs to technical field of aqueous paint, and in particular to a kind of carbon-carbon double bond addition prepare graphene/styrene/
The method of acrylate anticorrosive paint.
Background technique
Graphite is dilute be one kind by carbon atom with sp2The flat film of the hexangle type honeycomb lattice of hybridized orbit composition,
Thickness is only a carbon atomic layer (about 0.34nm), is presently found most thin material.Dilute graphite is the other dimension carbon of building
The basic unit of material wraps up and is capable of forming that zero dimension fowler is dilute, and curling can form one-dimensional carbon nanotube, and accumulating can
Form three-dimensional graphite.Since Geim in 2004 et al. removed by the micromechanics to graphite successfully prepare graphite it is dilute after, graphite is dilute
It has received widespread attention.It is reported that such material has many unique physicochemical properties, for example hardness is to be currently known
(Young's modulus is more than 1000Gpa) highest in substance, thermal conductivity are twice of diamond or more (~3000W/mK), charge migration
Speed is most fast (2 × 10 in semiconductor5cm2/ Vs), specific surface area is up to 2600m2/ g etc..These performances make graphite dilute
In many fields, such as polymer composite, transparent conductive film, supercapacitor and lithium ion battery negative material side
Face has broad application prospects.
For esters of acrylic acid coating because acrylate copolymer main chain is saturated structures, side chain is polar ester groups, therefore is had excellent
Different outdoor resistance to ag(e)ing, excellent " respiratory ", to the good adhesiveness of various substrates, excellent guarantor's light, colour retention and right
The adaptability of wet environment.In addition, acrylic ester monomer type is more, glass transition temperature selectivity is wide, and acrylic compounds
Monomer is most suitable for Solution Free Radical and emulsion free-radical polymerization, has simple process, production easy to implement, while using acrylate
The emulsion paint that copolymer emulsion is prepared is universally acknowledged environment-friendly type coating because decentralized medium is water, therefore total with acrylate
The advantage that polymers has other polymers incomparable as coating film forming matter.
Summary of the invention
The present invention is easy the shortcomings that stacking, reunion, bad dispersion for existing graphene in water paint, provides one
Kind carbon-carbon double bond addition prepares graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint method.It utilizes graphene and graphite oxide
Double bond structure and styrene with unsaturated double-bond, acrylic acid, the n-butyl acrylate contained in alkene carries out addition reaction, raw
At graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint composite coating, which has excellent mechanical performance and anti-corrosion effect.
To achieve the above object, the present invention adopts the following technical scheme:
A kind of carbon-carbon double bond addition prepares graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint method, is to pass through expanded graphite
Redox is at graphene nanometer sheet after heat treatment；2,2,6,6- tetramethyl piperidine oxides are added in styrene, it is crosslinked
Polystyrene is made；Then polystyrene, graphene nanometer sheet, acrylic acid, n-butyl acrylate are passed through into carbon-carbon double bond addition
The graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint is made in reaction.
It specifically comprises the following steps:
(1) preparation of graphene nanometer sheet: first expanded graphite (EG) is heat-treated 90 seconds in 800 DEG C in air；Then pass through
Hummers method is prepared graphene oxide (EGO), i.e., the EG after being heat-treated 5g is added to the dense H of 115mL, 98wt%2SO4In, delay
It is slow that 15g KMnO is added4And (feed rate will be controlled carefully, be more than 20 DEG C to prevent the temperature of mixture) is stirred, then it will mix
It closes object to be kept for 1 hour at 35 DEG C, is slowly added to 230mL deionized water later, and temperature is raised to 98 DEG C, after keeping the temperature 15 minutes,
Product is used to 700mL deionized water and 50mL 30wt%H respectively2O2Solution washing, is finally washed with deionized until pH reaches
It is dried in vacuo to 7, and at 65 DEG C, obtains EGO；0.1g EGO is fitted into 250mL four-neck flask, and 50mL N, N- bis- is added
0.0372g NaBH is added in methylformamide aqueous solution (n,N-Dimethylformamide: water=9:1, v/v), ultrasound after 30 minutes4,
And four-neck flask is put into 80 DEG C of oil bath and is heated 4 hours, obtain graphene nanometer sheet；
(2) preparation of polystyrene: by 0.15mol styrene, 0.0015mol dibenzoyl peroxide (BPO) and 0.0015mol
2,2,6,6- tetramethyl piperidine oxides (TEMPO) are added in four-neck flask, are passed through N2And it is stirred in 125 DEG C of constant temperature oil bath
Reaction 4 hours, then into flask be added excessive methanol make product precipitate after, continue with toluene and methanol mixed liquor (toluene: methanol=
1:1, v/v) it precipitates twice, product is finally dried in vacuo in an oven, obtains polystyrene；
(3) graphene/phenylethylene ethylene/propenoic acid ester preparation: by graphene nanometer sheet made from 0.1g step 1), 5g step 2 system
Polystyrene and 0.3g dibenzoyl peroxide, 2g acrylic acid, the 3g n-butyl acrylate obtained is added in four-neck flask, is passed through N2
And reacted 3 hours at 70 DEG C, obtain the graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint.
Present invention has an advantage that
(1) expanded graphite is carried out high-temperature heat treatment by the present invention, makes it have pore structure abundant (such as Fig. 2), and possess excellent
Absorption property and hydrophobic performance, be used for the preparation of coating, the hydrophobicity and contamination resistance of coating can be increased.
(2) existing most of document be all be used further in coating by the way that modified graphene oxide is reduced into graphene, but
Gained graphene will appear many defects.As-reduced three-dimensional grapheme is directly incorporated into painting by free radical polymerization by the present invention
In material, using the conjugated structure of graphene sheet layer, it is layering to form fine and close isolation layer in the coating, to obstruct moisture to painting
The infiltration of film plays antisepsis with infiltration, and the hydrophobic property of graphene surface strengthens the moisture penetration of coating.
(3) using the carbon-carbon double bond on carbon-carbon double bond on graphene phenyl ring and styrene, acrylic acid addition occurs for the present invention
Reaction, preparation method is novel, and the composite coating prepared has excellent mechanical property and antiseptic property.
(4) keep its water resistance poor, after glue film water suction due to containing polar ester groups in pure acrylate polymer molecular chain
Easy to whiten, ester group can also decompose and influence properties of product under certain condition.The present invention introduces styrene segment in the copolymer,
Water resistance, alkali resistance, pollution resistance and the resistance to chalking of glue film can be effectively improved；The phenyl ring of styrene and the phenyl ring of graphene simultaneously
Interaction, it is suppressed that the movement of polymer molecule, so that the hardness and heat resistance of polymer can be improved.
Detailed description of the invention
Fig. 1 is the XRD comparison diagram of heat treatment front and back expanded graphite；
Fig. 2 is the SEM comparison diagram of heat treatment front and back expanded graphite, and wherein a is before being heat-treated, after b is heat treatment；
Fig. 3 is the effect picture after prepared graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint drying and forming-film；
Fig. 4 is prepared graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint and acrylate infrared spectrum comparison diagram；
Fig. 5 is the thermogravimetric analysis pair of prepared graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint and phenylethylene ethylene/propenoic acid ester
Than figure.
Specific embodiment
In order to make content of the present invention easily facilitate understanding, With reference to embodiment to of the present invention
Technical solution is described further, but the present invention is not limited only to this.
Embodiment 1
(1) preparation of graphene nanometer sheet: first by EG, in 800 DEG C of heat treatments, (its volume expands nearly 100 within 90 seconds in air
Times), the EG after being then heat-treated 5g is added to the dense H of 115mL, 98wt%2SO4In, it is slowly added to 15g KMnO4And it stirs and (adds
Material rate carefully to control, be more than 20 DEG C to prevent the temperature of mixture), then by mixture 35 DEG C holding 1 hour, later
It is slowly added to 230mL deionized water, and temperature is raised to 98 DEG C, after keeping the temperature 15 minutes, product is used to 700mL deionized water respectively
With 50mL 30wt%H2O2Solution washing is finally washed with deionized until pH reaches 7, and is dried in vacuo at 65 DEG C, obtains
EGO；0.1g EGO is fitted into 250mL four-neck flask, and 50mL n,N-Dimethylformamide aqueous solution (N, N- diformazan is added
Base formamide: water=9:1, v/v), 0.0372g NaBH is added in ultrasound after 30 minutes4, and four-neck flask is put into 80 DEG C of oil bath
Middle heating 4 hours, obtains graphene nanometer sheet；
(2) four necks the preparation of polystyrene: are added in 0.15mol styrene, 0.0015mol BPO and 0.0015mol TEMPO
In flask, it is passed through N2And it is stirred to react in 125 DEG C of constant temperature oil bath 4 hours, then addition excessive methanol makes product into flask
After precipitating, continue with toluene and methanol mixed liquor (toluene: methanol=1:1, v/v) precipitating twice, the last vacuum in an oven of product
It is dry, obtain polystyrene；
(3) graphene/phenylethylene ethylene/propenoic acid ester preparation: by graphene nanometer sheet made from 0.1g step 1), 5g step 2 system
Polystyrene and 0.3g dibenzoyl peroxide, 2g acrylic acid, the 3g n-butyl acrylate obtained is added in four-neck flask, is passed through N2
And reacted 3 hours at 70 DEG C, obtain graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint.
Fig. 4 is the infrared spectroscopy comparison of prepared graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint and acrylate
Figure.1700 ~ 2000 cm in Fig. 4-1Position is a series of distinctive weaker bands of a spectrum of styrene polymer, they correspond to aromatic ring
The absorption of the frequency multiplication and dominant frequency of the out-of-plane bending vibration of C-H, and 1644 cm-1There is the characteristic absorption peak of ethylene linkage, is then on phenyl ring
Carbon-carbon double bond stretching vibration peak, this illustrates that copolyreaction has occurred in graphene, styrene, acrylate.
Fig. 5 is the thermogravimetric point of prepared graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint and phenylethylene ethylene/propenoic acid ester
Analyse comparison diagram.From fig. 5, it can be seen that phenylethylene ethylene/propenoic acid ester paint film and graphene/phenylethylene ethylene/propenoic acid ester paint film are identical
Different heat decomposition curves is followed in nitrogen atmosphere respectively, this further illustrates graphenes in the present invention and styrene, propylene
Copolyreaction has occurred in acid esters, and after joined grapheme material, the thermal stability of composite paint film is more preferable.
Embodiment 2
(1) preparation of graphene nanometer sheet: first by EG, in 800 DEG C of heat treatments, (its volume expands nearly 100 within 90 seconds in air
Times), the EG after being then heat-treated 5g is added to the dense H of 115mL, 98wt%2SO4In, it is slowly added to 15g KMnO4And it stirs and (adds
Material rate carefully to control, be more than 20 DEG C to prevent the temperature of mixture), then by mixture 35 DEG C holding 1 hour, later
It is slowly added to 230mL deionized water, and temperature is raised to 98 DEG C, after keeping the temperature 15 minutes, product is used to 700mL deionized water respectively
With 50mL 30wt%H2O2Solution washing is finally washed with deionized until pH reaches 7, and is dried in vacuo at 65 DEG C, obtains
EGO；0.1g EGO is fitted into 250mL four-neck flask, and 50mL n,N-Dimethylformamide aqueous solution (N, N- diformazan is added
Base formamide: water=9:1, v/v), 0.0372g NaBH is added in ultrasound after 30 minutes4, and four-neck flask is put into 80 DEG C of oil bath
Middle heating 4 hours, obtains graphene nanometer sheet；
(2) four necks the preparation of polystyrene: are added in 0.15mol styrene, 0.0015mol BPO and 0.0015mol TEMPO
In flask, it is passed through N2And it is stirred to react in 125 DEG C of constant temperature oil bath 4 hours, then addition excessive methanol makes product into flask
After precipitating, continue with toluene and methanol mixed liquor (toluene: methanol=1:1, v/v) precipitating twice, the last vacuum in an oven of product
It is dry, obtain polystyrene；
(3) graphene/phenylethylene ethylene/propenoic acid ester preparation: by graphene nanometer sheet made from 0.3g step 1), 5g step 2 system
Polystyrene and 0.3g dibenzoyl peroxide, 2g acrylic acid, the 3g n-butyl acrylate obtained is added in four-neck flask, is passed through N2
And reacted 3 hours at 70 DEG C, obtain graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint.
Embodiment 3
(1) preparation of graphene nanometer sheet: first by EG, in 800 DEG C of heat treatments, (its volume expands nearly 100 within 90 seconds in air
Times), the EG after being then heat-treated 5g is added to the dense H of 115mL, 98wt%2SO4In, it is slowly added to 15g KMnO4And it stirs and (adds
Material rate carefully to control, be more than 20 DEG C to prevent the temperature of mixture), then by mixture 35 DEG C holding 1 hour, later
It is slowly added to 230mL deionized water, and temperature is raised to 98 DEG C, after keeping the temperature 15 minutes, product is used to 700mL deionized water respectively
With 50mL 30wt%H2O2Solution washing is finally washed with deionized until pH reaches 7, and is dried in vacuo at 65 DEG C, obtains
EGO；0.1g EGO is fitted into 250mL four-neck flask, and 50mL n,N-Dimethylformamide aqueous solution (N, N- diformazan is added
Base formamide: water=9:1, v/v), 0.0372g NaBH is added in ultrasound after 30 minutes4, and four-neck flask is put into 80 DEG C of oil bath
Middle heating 4 hours, obtains graphene nanometer sheet；
(2) four necks the preparation of polystyrene: are added in 0.15mol styrene, 0.0015mol BPO and 0.0015mol TEMPO
In flask, it is passed through N2And it is stirred to react in 125 DEG C of constant temperature oil bath 4 hours, then addition excessive methanol makes product into flask
After precipitating, continue with toluene and methanol mixed liquor (toluene: methanol=1:1, v/v) precipitating twice, the last vacuum in an oven of product
It is dry, obtain polystyrene；
(3) graphene/phenylethylene ethylene/propenoic acid ester preparation: by graphene nanometer sheet made from 0.5g step 1), 5g step 2 system
Polystyrene and 0.3g dibenzoyl peroxide, 2g acrylic acid, the 3g n-butyl acrylate obtained is added in four-neck flask, is passed through N2
And reacted 3 hours at 70 DEG C, obtain graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint.
Performance test
The Corrosion Protection comparison of the paint film of the different graphene additive amounts of table 1
The test of 2 coating traditional performance of table
As shown in table 1, different graphene additive amounts influence obvious, 0.5 wt% graphene/benzene second on the Corrosion Protection of paint film
Alkene/acrylate paint film sample is placed in when being tested in 3.5% NaCl solution, and paint film is unaffected in 1200h, without
The styrene/acrylic resin paint film of containing graphene begins to gradually lose gloss in 96 h.Meanwhile in 5.0% HCl and 5.0%
Found when being tested in NaOH solution, 0.5 wt% graphene/acrylate paint film is interior at 320 h hour not to change, herein it
Glossiness starts slightly to reduce afterwards, and phenylethylene ethylene/propenoic acid ester paint film has occurred and that obscission after 96 h.In conclusion
Graphene of the present invention/phenylethylene ethylene/propenoic acid ester anticorrosive paint has excellent corrosion resistance.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with
Modification, is all covered by the present invention.
Claims (7)
1. a kind of carbon-carbon double bond addition prepares graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint method, it is characterised in that: will
Expanded graphite after heat treatment redox is at graphene nanometer sheet；Styrene is added in 2,2,6,6- tetramethyl piperidine oxides
In, crosslinked obtained polystyrene；Then polystyrene, graphene nanometer sheet, acrylic acid, n-butyl acrylate are passed through into carbon carbon
The graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint is made in double bond addition reaction.
2. carbon-carbon double bond addition as described in claim 1 prepares graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint method,
It is characterized by: specifically comprising the following steps:
(1) preparation of graphene nanometer sheet: expanded graphite is heat-treated 90 seconds in 800 DEG C in air first, then passes through Hummers
Method prepares graphene oxide；N,N-Dimethylformamide aqueous solution is added in gained graphene oxide, ultrasound adds after 30 minutes
Enter NaBH4, 80 DEG C oil bath heating 4 hours, obtain graphene nanometer sheet；
(2) styrene, dibenzoyl peroxide and 2,2,6,6- tetramethyl piperidine oxides the preparation of polystyrene: are added four
In neck flask, it is passed through N2And it is stirred to react in 125 DEG C of constant temperature oil baths 4 hours, then addition excessive methanol makes product into flask
After precipitating, continue to mix liquid precipitate twice with toluene and methanol, it is last vacuum dried, obtain polystyrene；
(3) graphene/phenylethylene ethylene/propenoic acid ester preparation: will gather made from graphene nanometer sheet made from step 1), step 2
Styrene and dibenzoyl peroxide, acrylic acid, n-butyl acrylate are added in four-neck flask jointly, are passed through N2And at 70 DEG C
Reaction 3 hours, obtains the graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint.
3. carbon-carbon double bond addition as claimed in claim 2 prepares graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint method,
It is characterized by: the amount ratio of graphene oxide used and N,N-dimethylformamide aqueous solution is 0.1g in step (1):
50ml；
The volume ratio of N,N-dimethylformamide and water is 9:1 in the N,N-dimethylformamide aqueous solution.
4. carbon-carbon double bond addition as claimed in claim 2 prepares graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint method,
It is characterized by: in step (2) styrene used, dibenzoyl peroxide and 2,2,6,6- tetramethyl piperidine oxides mole
Than for 100:1:1.
5. carbon-carbon double bond addition as claimed in claim 2 prepares graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint method,
It is characterized by: the volume ratio of toluene and methanol is 1:1 in step (2) the toluene and methanol mixed liquor.
6. carbon-carbon double bond addition as claimed in claim 2 prepares graphene/phenylethylene ethylene/propenoic acid ester anticorrosive paint method,
It is characterized by: graphene nanometer sheet used, polystyrene, dibenzoyl peroxide, acrylic acid, acrylic acid is being just in step (3)
The mass ratio of butyl ester is (1 ~ 5): 50:3:20:30.
7. a kind of graphene made from method as described in claim 1/phenylethylene ethylene/propenoic acid ester anticorrosive paint.
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| CN110650618A (en) * | 2019-10-29 | 2020-01-03 | Oppo广东移动通信有限公司 | Heat radiating fin, preparation method thereof and electronic equipment |
| CN110950332A (en) * | 2019-12-18 | 2020-04-03 | 重庆交通大学 | Oil-soluble modified graphene and preparation method thereof |
| CN116693993A (en) * | 2023-07-06 | 2023-09-05 | 江苏绿安擎峰新材料有限公司 | Preparation process of halogen-containing amine carbon nano tube modified polystyrene antibacterial material |
| CN116693993B (en) * | 2023-07-06 | 2024-01-05 | 江苏绿安擎峰新材料有限公司 | Preparation process of halogen-containing amine carbon nano tube modified polystyrene antibacterial material |
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Application publication date: 20190319 |