CN107987720A - A kind of high temperature resistant anti-corrosive organic coatings and preparation method thereof - Google Patents

A kind of high temperature resistant anti-corrosive organic coatings and preparation method thereof Download PDF

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Publication number
CN107987720A
CN107987720A CN201711066405.5A CN201711066405A CN107987720A CN 107987720 A CN107987720 A CN 107987720A CN 201711066405 A CN201711066405 A CN 201711066405A CN 107987720 A CN107987720 A CN 107987720A
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high temperature
temperature resistant
resistant anti
organic coatings
graphene
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戴雷
冯强
王亚文
唐知桥
唐子奉
郑剑雄
袁想平
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Guangdong China Industrial Ltd By Share Ltd
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Guangdong China Industrial Ltd By Share Ltd
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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
    • C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
    • C09D183/04—Polysiloxanes
    • 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
    • C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
    • C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
    • C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • 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
    • C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
    • 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
    • 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
    • C09D5/18—Fireproof paints including high temperature resistant paints
    • 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
    • C08K3/32—Phosphorus-containing compounds
    • C08K2003/321—Phosphates
    • C08K2003/327—Aluminium phosphate
    • 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
    • C08K3/32—Phosphorus-containing compounds
    • C08K2003/321—Phosphates
    • C08K2003/328—Phosphates of heavy metals
    • 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
    • C08K3/38—Boron-containing compounds
    • C08K2003/382—Boron-containing compounds and nitrogen
    • C08K2003/385—Binary compounds of nitrogen with boron
    • 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
    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • 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
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    • 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
    • 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
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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Abstract

The present invention discloses a kind of high temperature resistant anti-corrosive organic coatings and preparation method thereof, the high temperature resistant anti-corrosive organic coatings, by mass percentage, including component：High temperature adhesive 30~65%, graphene dispersion body 1~10%, Scale filler 5~25%, antirust color stuffing 5~30%, anti-settling agent 0.5~5%, solvent 0~30%, curing agent 0~20%；Wherein, the graphene dispersion body is interacted the composition to be formed between organic compound and graphene containing benzene radicals by π pi bonds.High temperature resistant anti-corrosive organic coatings of the present invention have the feature performance benefits such as excellent anti-corrosion, resistance to strong acid, resistance to highly basic, high temperature resistant, flexible and shock resistance, and the preparation method is easy, and stability is high, is easy to industrialized production.

Description

A kind of high temperature resistant anti-corrosive organic coatings and preparation method thereof
Technical field
The present invention relates to paint field, more particularly to a kind of high temperature resistant anti-corrosive organic coatings and preparation method thereof.
Background technology
Fire-resistant anticorrosion paint is that base material anti-corrosion, anti-oxidant, closing, wear-resistant protection etc. can be protected to make in hot environment Special anticorrosive material, suitable for chimney air flue, high temperature desulfurizing equipment, petroleum and petrochemical industry cracker, exhaust pipe and high temperature furnace Deng base material anti-corrosion protection.But existing organic coating can decompose under high temperature (250 DEG C), and durability is poor, has to environment Influence, so it is one of key technology to improve paint film temperature tolerance.Meanwhile the application environment of fire-resistant anticorrosion paint is mostly deep-etching Environment, such as coal-fired power plant, are discharged largely based on sulfur dioxide in its coal combustion process, containing fluorine, chlorine, nitrogen chemical combination The sour gas of thing, gas are mixed with the water in air, produce the deep-etching things such as sulfuric acid, hydrofluoric acid, hydrochloric acid, nitric acid, can give gold Belong to substrate tape and carry out serious etching problem, so preventing corrosion of the above-mentioned high-temperature flue gas to metal base from becoming crucial technology Problem.
At present, solve the problems, such as that such generally uses glass flake and Corrosion Protection of Fiber Reinforced Plastics measure, but actual engineer application table Bright, the heat resistance difference of glass flake is its maximum deficiency, and under the environmental condition for having temperature, glass flake almost loses Remove anti-corrosion effect；Although the heat resistance of Corrosion Protection of Fiber Reinforced Plastics increases, antiseptic property also has corresponding rise, its complexity Construction technology causes to make it have high project cost, and in addition construction of the Corrosion Protection of Fiber Reinforced Plastics measure on some complex components exists Very big difficulty, often can not be completely covered by protection face, there is corrosion loophole on some points.
Therefore, in view of the above-mentioned problems, necessary develop suitable for the new of above-mentioned high-temperature corrosion environment and easy construction Coating protection system.
The content of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of high temperature resistant anti-corrosive organic coatings and its Preparation method, it is intended to solve the problems, such as that existing organic coating resistance to elevated temperatures, anticorrosive barrier propterty are poor.
Technical scheme is as follows：
The present invention provides a kind of high temperature resistant anti-corrosive organic coatings, wherein, by mass percentage, including component：
Wherein, the graphene dispersion body passes through pi-pi bond between organic compound and graphene containing benzene radicals Interact the composition formed.
The high temperature resistant anti-corrosive organic coatings, wherein, the high temperature adhesive for epoxy resin, organic siliconresin, In furane resins, phenolic resin, fluorocarbon resin, water-based silicones, water-based acrylic resin, water-based fluororesin and glass dust extremely Few one kind.
The high temperature resistant anti-corrosive organic coatings, wherein, by mass percentage, the graphene dispersion body includes group Point：
Graphene 0.1~10%
Dispersant 0.1~10%
Decentralized medium 80~99.8%；
Wherein, the dispersant is the organic compound containing benzene radicals, and it is mutual that it forms pi-pi bond between graphene Effect.
The high temperature resistant anti-corrosive organic coatings, wherein, the organic compound containing benzene radicals contains 1~7 Benzene radicals, and containing in functional group's azo, oxygen anthracene, triarylmethane, anthraquinone, oxazines, quaternary ammonium cation, arylamine phenol at least It is a kind of.
The high temperature resistant anti-corrosive organic coatings, wherein, the lamella average thickness of the graphene is less than 10nm, graphene Leaf length is 0.1~100 μm.
The high temperature resistant anti-corrosive organic coatings, wherein, the decentralized medium includes solvent and macromolecule resin.
The high temperature resistant anti-corrosive organic coatings, wherein, the Scale filler is crystalline flake graphite, mica sheet, boron nitride, glass At least one of glass scale.
The high temperature resistant anti-corrosive organic coatings, wherein, the antirust color stuffing is trbasic zinc phosphate, polyphosphoric acids aluminium, oxidation At least one of zinc, strontium yellow, zinc yellow, ferrotitanium powder, ferrophosphorus powder.
The high temperature resistant anti-corrosive organic coatings, wherein, the anti-settling agent is rectorite, bentonite, in cellulose extremely Few one kind.
The high temperature resistant anti-corrosive organic coatings, wherein, the solvent is benzene,toluene,xylene, ethyl acetate, acetic acid At least one of methyl esters, butyl acetate, amyl acetate, butyl ether, ethanol, butanol, acetone, butanone, cyclohexanone, water.
The high temperature resistant anti-corrosive organic coatings, wherein, the curing agent is polyamide curing agent, cured with isocyanates At least one of agent, phosphoric acid, p-methyl benzenesulfonic acid, xylene monosulfonic acid, benzene sulfonic acid, sulfuric ester.
Present invention also offers a kind of preparation method of the high temperature resistant anti-corrosive organic coatings as described in any of the above item, its In, the preparation method includes step：
High temperature adhesive, antirust color stuffing and anti-settling agent are proportionally added into solvent, stirred with 1~5m/s of linear velocity 10~30min, then granularity is ground to less than 40 μm, obtain the first mixed material；
Scale filler and graphene dispersion body are proportionally added into the first mixed material, stirred with 1~5m/s of linear velocity 10~30min is mixed, filters, obtains coating intermediate product；
Coating intermediate product and curing agent are mixed in proportion, high temperature resistant anti-corrosive organic coatings are made.
Beneficial effect：It is of the present invention resistance to the present invention provides a kind of high temperature resistant anti-corrosive organic coatings and preparation method thereof High temperature anti-corrosive organic coatings have the feature performance benefits such as excellent anti-corrosion, resistance to strong acid, resistance to highly basic, high temperature resistant, flexible and shock resistance, and The preparation method is easy, and stability is high, is easy to industrialized production.
Brief description of the drawings
Fig. 1 is the particular flow sheet of the preparation method of high temperature resistant anti-corrosive organic coatings of the present invention.
Embodiment
The present invention provides a kind of high temperature resistant anti-corrosive organic coatings and preparation method thereof, to make the purpose of the present invention, technical side Case and effect are clearer, clear and definite, and the present invention is described in more detail below.It is it should be appreciated that described herein specific real Example is applied only to explain the present invention, is not intended to limit the present invention.
A kind of high temperature resistant anti-corrosive organic coatings that present pre-ferred embodiments provide, wherein, by mass percentage, including Component：High temperature adhesive 30~65%, graphene dispersion body 1~10%, Scale filler 5~25%, antirust color stuffing 5~ 30%, anti-settling agent 0.5~5%, solvent 0~30%, curing agent 0~20%；Wherein, the graphene dispersion body is to contain phenyl ring Interacted the highly stable composition to be formed between the organic compound and graphene of group by pi-pi bond.It is for example, described High temperature adhesive can be 30%, 50%, 65%, and the graphene dispersion body can be 1%, 4%, 10%, and the scale is filled out Material can be 5%, 15%, 25%, and the antirust color stuffing can be 5%, 10%, 30%, and the anti-settling agent can be 0.5%th, 2%, 5%, the solvent can be 0,16%, 30%, and the curing agent can be 0,13%, 20%.Institute of the present invention State high temperature resistant anti-corrosive organic coatings and contain dispersed graphite alkene, have excellent anti-corrosion, resistance to strong acid, resistance to highly basic, high temperature resistant, it is flexible and The feature performance benefits such as shock resistance.
Further, in the present embodiment, the high temperature adhesive is epoxy resin, organic siliconresin, furane resins, phenol At least one of urea formaldehyde, fluorocarbon resin, water-based silicones, water-based acrylic resin, water-based fluororesin and glass dust.
Further, in the present embodiment, by mass percentage, the graphene dispersion body includes component：Graphene 0.1 ~10%, dispersant 0.1~10%, decentralized medium 80~99.8%；Wherein, the dispersant is to contain the organic of benzene radicals Compound, it forms pi-pi bond interaction between graphene.Wherein, preferred graphene dispersion body, by mass percentage Meter, including component：Graphene 0.5~5%, dispersant 0.5~5%, decentralized medium 90~99%.Using the graphite of optimization formula Alkene dispersion, dispersion degree and stability are more preferably.For example, the graphene can be 0.1%, 0.3%, 0.5%, 3%, 8%, 10% etc., the dispersant can be 0.1%, 0.2%, 0.5%, 5%, 7%, 10% etc., and the decentralized medium can be 80%th, 85%, 90%, 93%, 99%, 99.8% etc..Dispersant of the present invention has benzene ring structure, can be between graphene Pi-pi bond interaction is formed, makes graphene can be with high degree of dispersion, and dispersant polarizes in a dispersion medium, it is electrically charged, make stone Black alkene is highly stable, is not easy to reunite.High stable graphene dispersion body of the present invention, not only stably dispersing, at 6 months to 1 year Interior no sedimentation phenomenon, and commercial Application is easy, it is widely applicable.
Further, in the present embodiment, the preparation method of the graphene dispersion body includes step：(1) dispersant is pressed Ratio, which is added in decentralized medium, forms dispersion liquid；(2) graphene is mixed with dispersion liquid in proportion, disperses 0.5~1h, be made The graphene dispersion body of solution shape；When decentralized medium does not include macromolecule resin, by the graphene dispersion body of solution shape again into Row drying, obtains powdered graphene dispersion body.When it is implemented, the dispersing mode is stirring, ultrasonic disperse or two Person combines.If decentralized medium is free of macromolecule resin, processing is dried to the graphene dispersing solution obtained by step (2) Obtain the easy dispersed graphite alkene powder of high dispersive high stable.
Further, in the present embodiment, the organic compound containing benzene radicals contains 1~7 benzene radicals, and Contain at least one of functional group's azo, oxygen anthracene, triarylmethane, anthraquinone, oxazines, quaternary ammonium cation, arylamine phenol.The stone Decentralized medium in black alkene dispersion includes solvent and macromolecule resin.When it is implemented, the decentralized medium must be wrapped at least Containing a kind of solvent, can include or not comprising macromolecule resin.Wherein, the solvent in the decentralized medium is benzene, toluene, two In toluene, ethyl acetate, methyl acetate, butyl acetate, amyl acetate, butyl ether, ethanol, butanol, acetone, butanone, cyclohexanone, water At least one；The macromolecule resin is alkyd resin, phenolic resin, amino resins, polyester resin, acrylic resin, ring At least one of oxygen tree fat, organic siliconresin, fluorocarbon resin, carbamide resin, chlorinated polyolefin resin, aldehyde ketone resin.It is described The lamella average thickness of graphene is less than 10nm (nanometer), and graphene film length is 0.1~100 μm (micron).
Further, in the present embodiment, the Scale filler is crystalline flake graphite, in mica sheet, boron nitride, glass flake It is at least one.The antirust color stuffing is trbasic zinc phosphate, in polyphosphoric acids aluminium, zinc oxide, strontium yellow, zinc yellow, ferrotitanium powder, ferrophosphorus powder It is at least one.The Scale filler and the antirust color stuffing form anticorrosive pigment/filler.
Further, in the present embodiment, the anti-settling agent is at least one of rectorite, bentonite, cellulose.It is described The solvent that high temperature resistant anti-corrosive organic coatings include is benzene,toluene,xylene, ethyl acetate, methyl acetate, butyl acetate, vinegar At least one of sour pentyl ester, butyl ether, ethanol, butanol, acetone, butanone, cyclohexanone, water.The curing agent is polyamide cure At least one of agent, phosphoric acid, p-methyl benzenesulfonic acid, xylene monosulfonic acid, benzene sulfonic acid, sulfuric ester.
Further, the embodiment of the present invention additionally provides a kind of preparation of high temperature resistant anti-corrosive organic coatings as described above Method, wherein, the preparation method includes step：
High temperature adhesive, antirust color stuffing and anti-settling agent, be proportionally added into solvent by S100, with 1~5m/ of linear velocity S high-speed stirreds stir 10~30min, then are ground to granularity less than 40 μm, obtain the first mixed material；
Scale filler and graphene dispersion body, be proportionally added into the first mixed material by S200, with linear velocity 1~ 5m/s stirs 10~30min, and filtering, obtains coating intermediate product；When it is implemented, further including, will to obtain coating intermediate product close Envelope, packaging；
S300, mix coating intermediate product and curing agent in proportion, and high temperature resistant anti-corrosive organic coatings are made.Specific implementation When, press ormal weight compo intermediate product and curing agent before construction, you can spraying.
The particular flow sheet of the preparation method of high temperature resistant anti-corrosive organic coatings of the present invention is as shown in Figure 1, system of the present invention Preparation Method is easy, and stability is high, is easy to industrialized production, easy to utilize.High temperature resistant organic anti-corrosive prepared by the present invention applies Material, not only with excellent resistance to elevated temperatures (- 50 DEG C~600 DEG C), and within this temperature range there is well anticorrosive to prevent Protect performance (30%H2SO4Soak 30 days 30 days, 30%NaOH immersions equal no significant defects).
Elaborated below with specific embodiment to the present invention：
Embodiment 1
Each component is equipped with by following mass percent：Epoxy resin 5%, organic siliconresin 20%, furane resins 17%, glass Glass powder 10%, mica 7%, trbasic zinc phosphate 8%, bentonite 1%, dimethylbenzene 15%, butanol 5%, polyamide curing agent 10%, graphite Alkene dispersion 2%.
The high temperature resistant anti-corrosive organic coatings are made by following steps：
(1) graphene dispersion body is prepared：A. organic compound (contain 3 phenyl ring, and contain aerobic anthracene functional group) is added Dispersion liquid is formed into epoxy resin, organic siliconresin, dimethylbenzene and butanol；B. graphene is mixed with dispersion liquid, stirring or The mode that ultrasonic disperse or both is combined disperses 0.5~1h and can obtain graphene dispersing solution.
(2) coating is prepared：A. epoxy resin, organic siliconresin, furane resins, glass dust, trbasic zinc phosphate and bentonite are added Enter into dimethylbenzene and butanol, high-speed stirred (linear velocity 3m/s) 10~30min, then be ground to fineness less than 40 μm；B. by cloud Female and graphene dispersion body is added into the first mixed material made from step a, and high-speed stirred (linear velocity 3m/s) 10~ 30min, filtering, obtains coating intermediate product, then seal, pack；C. ormal weight compo intermediate product is pressed before construction with gathering Amide hardener mixes, and high temperature resistant anti-corrosive organic coatings are made, you can spraying.
By standard GB/T/T 1735-2009 test paint film heat resistance, by band coating model respectively -50 DEG C, 200 DEG C, toast 24h at 400 DEG C and 650 DEG C, paint film is without softening, corrugation and obscission, and during higher than 700 DEG C, coating baking comes off.
Paint film resistant to liquid dielectric behavior is tested by standard GB/T 9274-88, band coating model is separately immersed in 30% H2SO4And in 30%NaOH solution, 30d (my god) afterwards paint film be immersed in 30%H without blistering, corrugation and obscission, when 41d2SO4 Paint blister in solution, when 52d, are immersed in the paint blister in 30%NaOH solution.
Embodiment 2
Each component is equipped with by following mass percent：Epoxy resin 20%, furane resins 10%, glass dust 10%, scale Graphite 10%, polyphosphoric acids aluminium 15%, rectorite 4%, toluene 15%, ethanol 4%, polyamide curing agent 10%, graphene point Granular media 2%.
The high temperature resistant anti-corrosive organic coatings are made by following steps：
(1) graphene dispersion body is prepared：A. organic compound (is contained 1 phenyl ring, and contains triarylmethane function Group) it is added in epoxy resin, phenolic resin, aldehyde ketone resin, toluene and ethanol and forms dispersion liquid；B. by graphene and dispersion liquid Mixing, the mode that stirring or ultrasonic disperse or both are combined disperse 0.5~1h and can obtain graphene dispersing solution.
(2) coating is prepared：A. epoxy resin, furane resins, glass dust, polyphosphoric acids aluminium and rectorite are added to toluene In ethanol, high-speed stirred (linear velocity 3m/s) 10~30min, then fineness is ground to less than 40 μm；B. by crystalline flake graphite and stone Black alkene dispersion is added into the first mixed material made from step a, high-speed stirred (linear velocity 3m/s) 10~30min, filtering, Coating intermediate product is obtained, then seals, pack；C. mixed before constructing by ormal weight compo intermediate product with polyamide curing agent Close, high temperature resistant anti-corrosive organic coatings are made, you can spraying.
By standard GB/T/T 1735-2009 test paint film heat resistance, by band coating model respectively -50 DEG C, 200 DEG C, toast 24h at 450 DEG C, paint film is without softening, corrugation and obscission, and during higher than 500 DEG C, coating baking comes off.
Paint film resistant to liquid dielectric behavior is tested by standard GB/T 9274-88, band coating model is separately immersed in 30% H2SO4And in 30%NaOH solution, paint film is immersed in 30%H without blistering, corrugation and obscission, when 35d after 30d2SO4Solution In paint blister, when 42d is immersed in the paint blister in 30%NaOH solution.
Embodiment 3
Each component is equipped with by following mass percent：Organic siliconresin 15%, fluorocarbon resin 30%, glass dust 15, nitridation Boron 10%, trbasic zinc phosphate 10%, bentonite 1%, benzene 6%, butyl acetate 6%, isocyanate curing agent 5%, graphene dispersion body 2%.
The high temperature resistant anti-corrosive organic coatings are made by following steps：
(1) graphene dispersion body is prepared：A. organic compound (contain 5 phenyl ring, and contain arylamine phenol functional group) is added Enter and form dispersion liquid into fluorocarbon resin, acrylic resin and butyl acetate；B. graphene is mixed with dispersion liquid, stirring or super The mode that sound disperses or both to be combined disperses 0.5~1h and can obtain graphene dispersing solution.
(2) coating is prepared：A. organic siliconresin, fluorocarbon resin, glass dust, trbasic zinc phosphate and bentonite are added to benzene and vinegar In acid butyl ester, high-speed stirred (linear velocity 3m/s) 10~30min, then fineness is ground to less than 40 μm；B. by boron nitride and graphite Alkene dispersion is added into the first mixed material made from step a, high-speed stirred (linear velocity 3m/s) 10~30min, and filtering, obtains To coating intermediate product, then seal, pack；C. mix, make with isocyanates by ormal weight compo intermediate product before constructing Obtain high temperature resistant anti-corrosive organic coatings, you can spraying.
By standard GB/T/T 1735-2009 test paint film heat resistance, by band coating model respectively -50 DEG C, 200 DEG C, toast 24h at 400 DEG C and 600 DEG C, paint film is without softening, corrugation and obscission, and during higher than 650 DEG C, coating baking comes off.
Paint film resistant to liquid dielectric behavior is tested by standard GB/T 9274-88, band coating model is separately immersed in 30% H2SO4And in 30%NaOH solution, paint film is immersed in 30%H without blistering, corrugation and obscission, when 40d after 30d2SO4Solution In paint blister, when 48d is immersed in the paint blister in 30%NaOH solution.
Embodiment 4
Each component is equipped with by following mass percent：Epoxy resin 10%, furane resins 20%, phenolic resin 10%, cloud Mother 10%, glass flake 5%, trbasic zinc phosphate 10%, bentonite 1%, benzene 8%, ethyl acetate 5%, methyl acetate 10%, butyl ether 5%th, phosphoric acid 5%, xylene monosulfonic acid 5%, graphene dispersion body 2%.
The high temperature resistant anti-corrosive organic coatings are made by following steps：
(1) graphene dispersion body is prepared：A. organic compound (contain 4 phenyl ring, and contain oxazines functional group) is added Dispersion liquid is formed to alkyd resin, polyester resin, benzene, methyl acetate, ethyl acetate and butyl ether；B. graphene and dispersion liquid are mixed Close, the mode that stirring or ultrasonic disperse or both are combined disperses 0.5~1h and can obtain graphene dispersing solution.
(2) coating is prepared：A. epoxy resin, furane resins, phenolic resin, trbasic zinc phosphate and bentonite are added to benzene, vinegar In acetoacetic ester, methyl acetate and butyl ether, high-speed stirred (linear velocity 3m/s) 10~30min, then fineness is ground to less than 40 μm；b. Mica, glass flake and graphene dispersion body are added into the first mixed material made from step a, high-speed stirred (linear velocity 3m/s) 10~30min, filtering, obtains coating intermediate product, then seal, pack；C. by among ormal weight compo before construction Product is mixed with xylene monosulfonic acid, and high temperature resistant anti-corrosive organic coatings are made, you can spraying.
By standard GB/T/T 1735-2009 test paint film heat resistance, by band coating model respectively -50 DEG C, 200 DEG C and 400 DEG C at toast 24h, paint film is without softening, corrugation and obscission, and during higher than 450 DEG C, coating baking comes off.
Paint film resistant to liquid dielectric behavior is tested by standard GB/T 9274-88, band coating model is separately immersed in 30% H2SO4And in 30%NaOH solution, paint film is immersed in 30%H without blistering, corrugation and obscission, when 32d after 30d2SO4Solution In paint blister, when 45d is immersed in the paint blister in 30%NaOH solution.
Embodiment 5
Each component is equipped with by following mass percent：Epoxy resin 10%, furane resins 20%, glass dust 10%, mica 10%th, glass flake 10%, polyphosphoric acids aluminium 10%, bentonite 1%, dimethylbenzene 9%, acetone 5%, p-methyl benzenesulfonic acid 5%, stone Black alkene dispersion 10%.
The high temperature resistant anti-corrosive organic coatings are made by following steps：
(1) graphene dispersion body is prepared：A. organic compound (contain 7 phenyl ring, and contain azo-functional group) is added Dispersion liquid is formed into chlorinated polyolefin resin, amino resins and acetone；B. graphene is mixed with dispersion liquid, stirring or ultrasound Scattered or both the mode being combined disperses 0.5~1h and can obtain graphene dispersing solution.
(2) coating is prepared：A. epoxy resin, furane resins, glass dust, polyphosphoric acids aluminium and bentonite are added to diformazan In benzene and acetone, high-speed stirred (linear velocity 3m/s) 10~30min, then fineness is ground to less than 40 μm；B. by mica, glass squama Piece and graphene dispersion body are added into the first mixed material made from step a, and high-speed stirred (linear velocity 3m/s) 10~ 30min, filtering, obtains coating intermediate product, then seal, pack；C. construction before by ormal weight compo intermediate product with it is right Toluenesulfonic acid mixes, and high temperature resistant anti-corrosive organic coatings are made, you can spraying.
By standard GB/T/T 1735-2009 test paint film heat resistance, by band coating model respectively -50 DEG C, 200 DEG C and 450 DEG C at toast 24h, paint film is without softening, corrugation and obscission, and during higher than 500 DEG C, coating baking comes off.
Paint film resistant to liquid dielectric behavior is tested by standard GB/T 9274-88, band coating model is separately immersed in 30% H2SO4And in 30%NaOH solution, paint film is immersed in 30%H without blistering, corrugation and obscission, when 45d after 30d2SO4Solution In paint blister, when 58d is immersed in the paint blister in 30%NaOH solution.
Embodiment 6
Each component is equipped with by following mass percent：Furane resins 20%, fluorocarbon resin 10%, mica 10%, glass squama Piece 10%, polyphosphoric acids aluminium 8%, ferrophosphorus powder 7%, rectorite 5%, amyl acetate 10%, butanone 5%, cyclohexanone 5%, benzene sulphur Acid 2%, sulfuric ester 3%, graphene dispersion body 5%.
The high temperature resistant anti-corrosive organic coatings are made by following steps：
(1) graphene dispersion body is prepared：A. organic compound (contain 5 phenyl ring, and contain anthraquinone functional group) is added Dispersion liquid is formed into carbamide resin, amyl acetate, butanone and cyclohexanone；B. graphene is mixed with dispersion liquid, stirring or super The mode that sound disperses or both to be combined disperses 0.5~1h and can obtain graphene dispersing solution.
(2) coating is prepared：A. furane resins, fluorocarbon resin, polyphosphoric acids aluminium and rectorite are added to amyl acetate, fourth In ketone and cyclohexanone, high-speed stirred (linear velocity 3m/s) 10~30min, then fineness is ground to less than 40 μm；B. by mica, glass Scale and graphene dispersion body are added into the first mixed material made from step a, and high-speed stirred (linear velocity 3m/s) 10~ 30min, filtering, obtains coating intermediate product, then seal, pack；C. ormal weight compo intermediate product and benzene are pressed before constructing Sulfonic acid, sulfuric ester mixing, are made high temperature resistant anti-corrosive organic coatings, you can spraying.
By standard GB/T/T 1735-2009 test paint film heat resistance, by band coating model respectively -50 DEG C, 200 DEG C, toast 24h at 400 DEG C and 600 DEG C, paint film is without softening, corrugation and obscission, and during higher than 650 DEG C, coating baking comes off.
Paint film resistant to liquid dielectric behavior is tested by standard GB/T 9274-88, band coating model is separately immersed in 30% H2SO4And in 30%NaOH solution, paint film is immersed in 30%H without blistering, corrugation and obscission, when 42d after 30d2SO4Solution In paint blister, when 55d is immersed in the paint blister in 30%NaOH solution.
Embodiment 7
Each component is equipped with by following mass percent：Epoxy resin 10%, organic siliconresin 20%, furane resins 15%, Mica 10%, trbasic zinc phosphate 7%, zinc oxide 5%, zinc yellow 3%, bentonite 2%, dimethylbenzene 5%, polyamide curing agent 15%, stone Black alkene dispersion 8%.
The high temperature resistant anti-corrosive organic coatings are made by following steps：
(1) graphene dispersion body is prepared：A. organic compound (is contained 3 phenyl ring, and contains quaternary ammonium cation function Group) it is added in dimethylbenzene and forms dispersion liquid；B. graphene is mixed with dispersion liquid, stirring or ultrasonic disperse or both are combined Mode disperse 0.5~1h and can obtain graphene dispersing solution；When c. preparing the easy dispersed graphite alkene powder with dispersant, to step Processing, which is dried, in rapid graphene dispersing solution made b can obtain the easy dispersed graphite alkene powder of high dispersive high stable.
(2) coating is prepared：A. epoxy resin, organic siliconresin, furane resins, trbasic zinc phosphate and bentonite are added to diformazan In benzene, high-speed stirred (linear velocity 3m/s) 10~30min, then fineness is ground to less than 40 μm；B. by mica and graphene dispersion Body is added into the first mixed material made from step a, high-speed stirred (linear velocity 3m/s) 10~30min, and filtering, obtains coating Intermediate product, then seal, pack；C. mix, be made with polyamide curing agent by ormal weight compo intermediate product before constructing High temperature resistant anti-corrosive organic coatings, you can spraying.
By standard GB/T/T 1735-2009 test paint film heat resistance, by band coating model respectively -50 DEG C, 200 DEG C, 400 DEG C, toast 24h at 600 DEG C and 650 DEG C, paint film is without softening, corrugation and obscission, during higher than 700 DEG C, coating baking Come off.
Paint film resistant to liquid dielectric behavior is tested by standard GB/T 9274-88, band coating model is separately immersed in 30% H2SO4And in 30%NaOH solution, paint film is immersed in 30%H without blistering, corrugation and obscission, when 45d after 30d2SO4Solution In paint blister, when 57d is immersed in the paint blister in 30%NaOH solution.
Embodiment 8
Each component is equipped with by following mass percent：Water-based silicones 5%, water-based fluororesin 25%, water soluble acrylic acid tree Fat 10%, strontium yellow 3%, ferrotitanium powder 10%, boron nitride 5%, trbasic zinc phosphate 12%, cellulose 2%, water 20%, graphene dispersion body 8%.
The high temperature resistant anti-corrosive organic coatings are made by following steps：
(1) graphene dispersion body is prepared：A. organic compound (contain 7 phenyl ring, and contain azo-functional group) is added Dispersion liquid is formed into water；B. graphene is mixed with dispersion liquid, the mode that stirring or ultrasonic disperse or both are combined is disperseed 0.5~1h can obtain graphene dispersing solution；It is made to step b when c. preparing the easy dispersed graphite alkene powder with dispersant Processing, which is dried, in graphene dispersing solution can obtain the easy dispersed graphite alkene powder of high dispersive high stable.
(2) coating is prepared：A. by water-based silicones, water-based fluororesin, water-based acrylic resin, strontium yellow, trbasic zinc phosphate and fibre Dimension element is added to the water, high-speed stirred (linear velocity 3m/s) 10~30min, then is ground to fineness less than 40 μm；B. by ferrotitanium powder, Boron nitride and graphene dispersion body are added into the first mixed material made from step a, and high-speed stirred (linear velocity 3m/s) 10~ 30min, filtering, obtains coating intermediate product, then seal, pack；C. stirring coating is uniform before construction, and it is organic anti-that high temperature resistant is made Rotten coating, you can spraying.
By standard GB/T/T 1735-2009 test paint film heat resistance, by band coating model respectively -50 DEG C, 200 DEG C and 400 DEG C at toast 24h, paint film is without softening, corrugation and obscission, and during higher than 450 DEG C, coating baking comes off.
Paint film resistant to liquid dielectric behavior is tested by standard GB/T 9274-88, band coating model is separately immersed in 30% H2SO4And in 30%NaOH solution, paint film is immersed in 30%H without blistering, corrugation and obscission, when 45d after 30d2SO4Solution In paint blister, when 57d is immersed in the paint blister in 30%NaOH solution.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can To be improved or converted according to the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention Protect scope.

Claims (12)

  1. A kind of 1. high temperature resistant anti-corrosive organic coatings, it is characterised in that by mass percentage, including component：
    Wherein, the graphene dispersion body is mutual by pi-pi bond between organic compound and graphene containing benzene radicals Act on the composition formed.
  2. 2. high temperature resistant anti-corrosive organic coatings according to claim 1, it is characterised in that the high temperature adhesive is epoxy Resin, organic siliconresin, furane resins, phenolic resin, fluorocarbon resin, water-based silicones, water-based acrylic resin, water-based fluorine tree At least one of fat and glass dust.
  3. 3. high temperature resistant anti-corrosive organic coatings according to claim 1, it is characterised in that by mass percentage, the stone Black alkene dispersion includes component：
    Graphene 0.1~10%
    Dispersant 0.1~10%
    Decentralized medium 80~99.8%；
    Wherein, the dispersant is the organic compound containing benzene radicals, it forms pi-pi bond phase interaction between graphene With.
  4. 4. high temperature resistant anti-corrosive organic coatings according to claim 3, it is characterised in that described to contain the organic of benzene radicals Compound contains 1~7 benzene radicals, and containing functional group's azo, oxygen anthracene, triarylmethane, anthraquinone, oxazines, quaternary ammonium sun from At least one of son, arylamine phenol.
  5. 5. high temperature resistant anti-corrosive organic coatings according to claim 3, it is characterised in that the average thickness of the lamella of the graphene Degree is less than 10nm, and graphene film length is 0.1~100 μm.
  6. 6. high temperature resistant anti-corrosive organic coatings according to claim 3, it is characterised in that the decentralized medium include solvent and Macromolecule resin.
  7. 7. high temperature resistant anti-corrosive organic coatings according to claim 1, it is characterised in that the Scale filler is scale stone At least one of ink, mica sheet, boron nitride, glass flake.
  8. 8. high temperature resistant anti-corrosive organic coatings according to claim 1, it is characterised in that the antirust color stuffing is phosphoric acid At least one of zinc, polyphosphoric acids aluminium, zinc oxide, strontium yellow, zinc yellow, ferrotitanium powder, ferrophosphorus powder.
  9. 9. high temperature resistant anti-corrosive organic coatings according to claim 1, it is characterised in that the anti-settling agent is rectorite, swollen At least one of profit soil, cellulose.
  10. 10. high temperature resistant anti-corrosive organic coatings according to claim 1, it is characterised in that the solvent is benzene, toluene, two In toluene, ethyl acetate, methyl acetate, butyl acetate, amyl acetate, butyl ether, ethanol, butanol, acetone, butanone, cyclohexanone, water At least one.
  11. 11. high temperature resistant anti-corrosive organic coatings according to claim 1, it is characterised in that the curing agent is consolidated for polyamide At least one of agent, phosphoric acid, p-methyl benzenesulfonic acid, xylene monosulfonic acid, benzene sulfonic acid, sulfuric ester.
  12. It is 12. a kind of as the preparation method of claim 1~11 any one of them high temperature resistant anti-corrosive organic coatings, its feature exist In the preparation method includes step：
    High temperature adhesive, antirust color stuffing and anti-settling agent are proportionally added into solvent, with 1~5m/s of linear velocity stirring 10~ 30min, then granularity is ground to less than 40 μm, obtain the first mixed material；
    Scale filler and graphene dispersion body are proportionally added into the first mixed material, 10 are stirred with 1~5m/s of linear velocity ~30min, filtering, obtains coating intermediate product；
    Coating intermediate product and curing agent are mixed in proportion, high temperature resistant anti-corrosive organic coatings are made.
CN201711066405.5A 2017-11-02 2017-11-02 A kind of high temperature resistant anti-corrosive organic coatings and preparation method thereof Pending CN107987720A (en)

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CN108795281A (en) * 2018-05-09 2018-11-13 合肥汇之新机械科技有限公司 A kind of seeder shell anticorrosive paint and preparation method thereof
CN108864849A (en) * 2018-06-27 2018-11-23 镇江市益宝电气科技有限公司 A kind of high-temperature resistant anti-corrosive switchgear
CN109294439A (en) * 2018-11-24 2019-02-01 上海凯虹特种材料科技有限公司 A kind of high temperature black paint and its preparation process
CN109306231A (en) * 2018-10-17 2019-02-05 安徽菲扬新材料有限公司 A kind of heat-and corrosion-resistant static conductive environmental protection coating material and its application
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
CN110016287A (en) * 2019-03-26 2019-07-16 江门华材实业有限公司 A kind of graphene composite energy-saving protective coating and its preparation method and application
CN110128939A (en) * 2019-05-17 2019-08-16 山东七维新材料有限公司 A kind of aqueous high-temperature-resistant coating composition and preparation method thereof
CN110218487A (en) * 2019-05-22 2019-09-10 维新制漆（江西）有限公司 A kind of rail traffic aqueous out-damping coating and its preparation process
CN110305559A (en) * 2019-07-10 2019-10-08 四川轻化工大学 A kind of corrosion resistant heat-conductive coating and preparation method thereof
CN111349396A (en) * 2018-12-20 2020-06-30 辽宁省轻工科学研究院有限公司 Preparation method of novel flue anticorrosive paint
CN111349372A (en) * 2020-04-24 2020-06-30 容七英 Novel water-based fluororesin coating and preparation method thereof
CN111423815A (en) * 2020-05-19 2020-07-17 北京石墨烯研究院 Graphene heat-conducting anticorrosive paint and preparation method thereof
CN111500147A (en) * 2020-05-22 2020-08-07 北京石墨烯研究院 Graphene modified heavy-duty anticorrosive coating, preparation method thereof and graphene modified heavy-duty anticorrosive coating
CN111534188A (en) * 2019-12-19 2020-08-14 湖南太子化工涂料有限公司 Quick-drying environment-friendly coating for surface treatment of mechanical equipment and preparation method thereof
CN112063293A (en) * 2020-08-07 2020-12-11 天津市健祥辐条工贸有限公司 Spoke with high temperature resistance and strong adhesive force and processing method thereof
CN112226151A (en) * 2020-10-01 2021-01-15 新疆轻工职业技术学院 Preparation process of water-based high-molecular anticorrosive paint
CN112266702A (en) * 2020-11-05 2021-01-26 无锡福斯特涂料有限公司 Epoxy glass flake anticorrosive paint and preparation method thereof
CN112300641A (en) * 2019-08-02 2021-02-02 金鹏节能科技有限公司 Self-cleaning coating for aluminum alloy doors and windows and preparation method thereof
CN112592627A (en) * 2020-12-04 2021-04-02 湖南格仑新材股份有限公司 Production and preparation method of anticorrosive paint
CN113248959A (en) * 2021-05-18 2021-08-13 深圳优易材料科技有限公司 High-temperature-wear-resistant anticorrosive paint and preparation method and application thereof
CN113462258A (en) * 2021-07-28 2021-10-01 西安建筑科技大学 High-temperature-resistant anticorrosive paint and preparation method thereof
CN114456710A (en) * 2022-03-15 2022-05-10 南通立方新材料科技有限公司 High-temperature-resistant coating with excellent performance as well as preparation method and use method thereof
CN114752278A (en) * 2022-04-21 2022-07-15 沈希 Solvent-free high-temperature-resistant heavy-duty anticorrosive paint and preparation method thereof
CN115404001A (en) * 2022-05-18 2022-11-29 松山湖材料实验室 High-emissivity high-thermal-conductivity corrosion-resistant film and preparation method and application thereof
GB2618142A (en) * 2022-04-29 2023-11-01 Applied Graphene Mat Uk Ltd Chemical resistance

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CN108864849A (en) * 2018-06-27 2018-11-23 镇江市益宝电气科技有限公司 A kind of high-temperature resistant anti-corrosive switchgear
CN109306231A (en) * 2018-10-17 2019-02-05 安徽菲扬新材料有限公司 A kind of heat-and corrosion-resistant static conductive environmental protection coating material and its application
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
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CN111349396A (en) * 2018-12-20 2020-06-30 辽宁省轻工科学研究院有限公司 Preparation method of novel flue anticorrosive paint
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CN110218487A (en) * 2019-05-22 2019-09-10 维新制漆（江西）有限公司 A kind of rail traffic aqueous out-damping coating and its preparation process
CN110305559A (en) * 2019-07-10 2019-10-08 四川轻化工大学 A kind of corrosion resistant heat-conductive coating and preparation method thereof
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CN111349372A (en) * 2020-04-24 2020-06-30 容七英 Novel water-based fluororesin coating and preparation method thereof
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