CN105440891B - A kind of anticorrosive paint and preparation method thereof - Google Patents
A kind of anticorrosive paint and preparation method thereof Download PDFInfo
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- CN105440891B CN105440891B CN201510988687.9A CN201510988687A CN105440891B CN 105440891 B CN105440891 B CN 105440891B CN 201510988687 A CN201510988687 A CN 201510988687A CN 105440891 B CN105440891 B CN 105440891B
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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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/05—Alcohols; Metal alcoholates
- C08K5/053—Polyhydroxylic alcohols
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- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/06—Elements
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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
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/103—Anti-corrosive paints containing metal dust containing Al
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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
- C09D5/08—Anti-corrosive paints
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/106—Anti-corrosive paints containing metal dust containing Zn
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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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 provides a kind of anticorrosive paint and preparation method thereof, anticorrosive paint provided by the invention includes the metal powder of 35~55 parts by weight, the resin of 45~55 parts by weight, the functional stuffing of 1~5 parts by weight, the auxiliary material mixing of 10~50 parts by weight and 20~40 parts by weight curing agent；Wherein, by adding the functional stuffing in anticorrosive paint as the one or more in conductive black, conductive carbon fibres peacekeeping graphene；So that the anticorrosive paint that the present invention obtains, in the case where metal powder content is relatively low, still with good antiseptic property, and the adhesive force of obtained anticorrosive paint of the invention is also fine；In addition, execution conditions are not had particular/special requirement, are widely used by anticorrosive paint stable performance provided by the invention.
Description
Technical field
The present invention relates to corrosion protection of metal surface technology, more particularly to a kind of anticorrosive paint and preparation method thereof.
Background technology
Because metal erosion to global economy brings massive losses, therefore metal erosion protection highly is weighed by countries in the world
Depending on.At present, metal erosion protection is mainly by the way of coating is coated, and zinc-rich paint extensively should due to performance protrusion
With.
Presently disclosed zinc-rich paint is improves Anticorrosive Character, on the one hand, by increasing Zn content in coating, but coating
When middle Zn content increases, the performance degradation such as adhesive force of coating, antiseptic effect is influenceed on the contrary；On the other hand, by preparing solvent
Type coating, improve adhesive force and reduce zinc amount, but antiseptic effect is also bad.Therefore, it is good how to provide a kind of mechanical property, and it is anti-
The good anticorrosive paint of rotten performance is to need to solve the problems, such as at present.
The content of the invention
In view of this, the technical problems to be solved by the invention are to provide a kind of anticorrosive paint, provided by the invention anti-
Not only adhesive force is good but also antiseptic property is good for rotten coating.
The invention provides a kind of anticorrosive paint, in terms of parts by weight, including：
The functional stuffing is the one or more in conductive black, conductive carbon fibres peacekeeping graphene.
Preferably, the metal powder is one or both of zinc powder and aluminum zinc powder.
Preferably, the resin is the one or more in epoxy resin, acrylic resin and fluorocarbon resin.
Preferably, the curing agent is polyamide curing agent or aliphatic amine curing agent.
Preferably, the auxiliary material is the one or more in binding agent, dispersant, coupling agent and antiwear additive.
Preferably, the binding agent is Ludox.
Preferably, the dispersant is one or both of propane diols and n-butanol.
Preferably, the coupling agent is silane coupler.
Preferably, the antiwear additive is one or both of ceramic powder and titanium dioxide.
Present invention also offers a kind of preparation method of coating of the present invention, including：
By the metal powder of 35~55 parts by weight, the resin of 45~55 parts by weight, the functional stuffing of 1~5 parts by weight and 10~
The auxiliary material mixing of 50 parts by weight, obtains mixture；
By the mixing of mixture and 20~40 parts by weight curing agent, anticorrosive paint is obtained；
Wherein, the functional stuffing is the one or more in conductive black, conductive carbon fibres peacekeeping graphene.
Compared with prior art, the invention provides a kind of anticorrosive paint, the metal powder of 35~55 parts by weight, 45~55 weights
Measure the resin of part, the functional stuffing of 1~5 parts by weight, the auxiliary material mixing of 10~50 parts by weight and 20~40 parts by weight curing agent；
Wherein, by added in anticorrosive paint one kind for conductive black, in conductive carbon fibres peacekeeping graphene of the functional stuffing or
It is several；So that the obtained anticorrosive paint of the present invention is in the case where metal powder content is relatively low, still with good antiseptic property,
And the adhesive force of obtained anticorrosive paint of the invention is also fine；In addition, anticorrosive paint stable performance provided by the invention, to construction
Condition does not have particular/special requirement, is widely used；Test result indicates that the adhesive strength of anticorrosive paint provided by the invention can reach 1
Level, salt spray resistance ability reaches more than 1500h, and in the seawater, 24 hours under the conditions of 85 DEG C, coating is intact.
Embodiment
The invention provides a kind of anticorrosive paint, in terms of parts by weight, including：
The functional stuffing is the one or more in conductive black, conductive carbon fibres peacekeeping graphene.
According to the present invention, the metal powder is one or both of zinc powder and aluminum zinc powder, shape of the present invention to metal powder
The size of shape and particle does not have particular/special requirement, wherein, when the metal powder is aluminum zinc powder, the mass ratio of the zinc and aluminium is preferred
For (6~9)：(1~4), more preferably 8:2.The aluminum zinc powder is preferably shaped to sheet, and the size of the sheet aluminum zinc powder is excellent
Surface area is elected as 5~10 microns, thickness is 0.1~0.3 micron thick of sheet aluminum zinc powder.In the anti-corrosion material, the gold
The content for belonging to powder is preferably 38~50 parts by weight, more preferably 40~45 parts by weight.
According to the present invention, the resin is the one or more in epoxy resin, acrylic resin and fluorocarbon resin, more excellent
Elect epoxy resin, most preferably model E51 epoxy resin, E44 epoxy resin and one kind or several in E54 epoxy resin as
Kind；In the anti-corrosion material, the content of the resin is preferably 30~50 parts by weight, more preferably 35~45 parts by weight.
According to the present invention, the functional stuffing is preferably conductive black and conductive carbon fibre；Wherein, when functional stuffing is to lead
When electric carbon black and conductive carbon fibre, the mass ratio of the conductive black and conductive carbon fibre is (0.1~0.5)：(1~3), it is more excellent
Elect as (0.2~0.3)：(2~2.5).In the anti-corrosion material, the content of the functional stuffing is preferably 1.2~3.5 weight
Part, more preferably 2~3 parts by weight.
According to the present invention, the auxiliary material is the one or more in binding agent, dispersant, coupling agent and antiwear additive；Wherein,
The binding agent is preferably Ludox；The dispersant is preferably one or both of propane diols and n-butanol；The coupling
Agent is preferably silane coupler, more preferably vinyltrimethoxy silane, the VTES, (β-first of vinyl three
Epoxide ethyoxyl) one or more in silane and the butyl ester of carbonic acid four；The antiwear additive is preferably in ceramic powder and titanium dioxide
It is one or two kinds of.In the anti-corrosion material, the content of the auxiliary material is preferably 40~50 parts by weight, more preferably 45~48 weight
Part.Wherein, when auxiliary material is binding agent, dispersant, coupling agent and during antiwear additive, binding agent, dispersant, coupling agent and antiwear additive
Mass ratio is preferably (25~30)：(4~8)：(1~3)：(6~10), more preferably (28~29)：(5~6)：(2~2.5)：
(7~9).
According to the present invention, the curing agent is preferably polyamide curing agent or aliphatic amine curing agent, the preserving timber
In material, the content of the curing agent is preferably 25~35 parts by weight, more preferably 28~30 parts by weight.
Present invention also offers a kind of preparation method of described coating, including：
By the metal powder of 35~55 parts by weight, the resin of 45~55 parts by weight, the functional stuffing of 1~5 parts by weight and 10~
The auxiliary material mixing of 50 parts by weight, obtains mixture；
By the mixing of mixture and 20~40 parts by weight curing agent, anticorrosive paint is obtained；
Wherein, the functional stuffing is the one or more in conductive black, conductive carbon fibres peacekeeping graphene.
It is of the invention by the metal powder of 35~55 parts by weight, the resin of 45~55 parts by weight, 1~5 parts by weight according to the present invention
Functional stuffing and 10~50 parts by weight auxiliary material mixing, obtain mixture；The metal powder is one in zinc powder and aluminum zinc powder
Kind or two kinds, the present invention there is no particular/special requirement to the shape of metal powder and the size of particle, wherein, when the metal powder is zinc-aluminium
During powder, the mass ratio of the zinc and aluminium is preferably (6~9)：(1~4), more preferably 8:2.The aluminum zinc powder is preferably shaped to
Sheet, the sheet aluminum zinc powder are preferably sized to surface area as 5~10 microns, and thickness is 0.1~0.3 micron thick of sheet zinc
Aluminium powder.The dosage of the metal powder is preferably 38~50 parts by weight, more preferably 40~45 parts by weight.The resin is asphalt mixtures modified by epoxy resin
One or more in fat, acrylic resin and fluorocarbon resin, more preferably epoxy resin, most preferably model E51 epoxies
One or more in resin, E44 epoxy resin and E54 epoxy resin；The dosage of the resin is preferably 30~50 parts by weight,
More preferably 35~45 parts by weight.The functional stuffing is preferably conductive black and conductive carbon fibre；Wherein, when functional stuffing is
When conductive black and conductive carbon fibre, the mass ratio of the conductive black and conductive carbon fibre is (0.1~0.5)：(1~3), more
Preferably (0.2~0.3)：(2~2.5).The dosage of the functional stuffing is preferably 1.2~3.5 parts by weight, more preferably 2~3
Parts by weight.The auxiliary material is the one or more in binding agent, dispersant, coupling agent and antiwear additive；Wherein, the binding agent is excellent
Elect Ludox as；The dispersant is preferably one or both of propane diols and n-butanol；The coupling agent is preferably silane
Coupling agent, more preferably vinyltrimethoxy silane, VTES, vinyl three ('beta '-methoxy ethyoxyl) silicon
One or more in alkane and the butyl ester of carbonic acid four；The antiwear additive is preferably one or both of ceramic powder and titanium dioxide.Institute
The dosage for stating auxiliary material is preferably 40~50 parts by weight, more preferably 45~48 parts by weight.Wherein, when auxiliary material is binding agent, disperseed
When agent, coupling agent and antiwear additive, binding agent, dispersant, the mass ratio of coupling agent and antiwear additive are preferably (25~30)：(4~
8)：(1~3)：(6~10), more preferably (28~29)：(5~6)：(2~2.5)：(7~9).
In the present invention, the present invention does not have particular/special requirement to the mode of mixing, and well known to a person skilled in the art for anti-corrosion
The method of coating mixing.
According to the present invention, the present invention mixes obtained mixture with curing agent, anti-corrosion material is obtained, wherein the solidification
Agent is preferably polyamide curing agent or aliphatic amine curing agent, and the mass ratio of the curing agent and the mixture is 1：(3~
5), more preferably 1:4.The present invention does not have particular/special requirement, mixed method well known in the art to the mode of mixing.
The invention provides a kind of anticorrosive paint, the metal powder of 35~55 parts by weight, the resin of 45~55 parts by weight, 1~5
The functional stuffing of parts by weight, the auxiliary material mixing of 10~50 parts by weight and 20~40 parts by weight curing agent；Wherein, by anti-corrosion
The functional stuffing is added in coating as the one or more in conductive black, conductive carbon fibres peacekeeping graphene；It is so that of the invention
Obtained anticorrosive paint is in the case where metal powder content is relatively low, and still with good antiseptic property, and the present invention obtains
The adhesive force of anticorrosive paint is also fine；In addition, execution conditions are not had special want by anticorrosive paint stable performance provided by the invention
Ask, be widely used；Meanwhile anti-corrosion material of the present invention is by adding assistant agent so that material has good heat-proof quality
And abrasion resistance.
It is clearly and completely described below in conjunction with the technical scheme of the embodiment of the present invention, it is clear that described implementation
Example only part of the embodiment of the present invention, rather than whole embodiments.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
Embodiment 1
The parts by weight of Ludox 28, the parts by weight of epoxy resin 30, the parts by weight of propane diols 3, the parts by weight of n-butanol 2, silane is even
Connection agent (kh550) 2 parts by weight are mixed, then by the parts by weight of conductive carbon black 0.2, the parts by weight of conductive carbon fibre 1, nano ceramics
The parts by weight of powder 3, the parts by weight of titanium dioxide 4, (mass ratio of zinc and aluminium is 8 to sheet aluminum zinc powder:2) 38 parts by weight are gradually added, and 1000
~1200 revs/min stir, that is, obtain mixture.It is 4 in mass ratio by mixture and polyamide curing agent:1 mixing, is obtained
Anticorrosive paint；
The anticorrosive paint film that will be obtained, the film normal temperature 6min surface dryings, coating is done solid work after 24h.
Obtained coating is detected according to GB1720-79 standards, the results showed that, 1 grade of the adhesive strength of the coating.
Antiseptic property is detected by GB/T 1771-91 standards, the results showed that, its salt spray resistance ability be 1500h with
On, 24h is soaked in 85 degree of sea water resistances, coating is intact.
Embodiment 2
The parts by weight of Ludox 29, the parts by weight of epoxy resin 30, the parts by weight of propane diols 4, the parts by weight of n-butanol 2, silane is even
Connection agent (kh550) 2 parts by weight are mixed, then by the parts by weight of conductive carbon black 0.1, the parts by weight of conductive carbon fibre 3, nano ceramics
The parts by weight of powder 4, the parts by weight of titanium dioxide 4, (mass ratio of zinc and aluminium is 8 to sheet aluminum zinc powder:2) 45 parts by weight are gradually added, and 1000
~1200 revs/min stir, that is, obtain mixture.It is 4 in mass ratio by mixture and polyamide curing agent:1 mixing, is obtained
Anticorrosive paint；
The anticorrosive paint film that will be obtained, the film normal temperature 7min surface dryings, coating is done solid work after 24h.
Obtained coating is detected according to GB1720-79 standards, the results showed that, 1 grade of the adhesive strength of the coating.
Antiseptic property is detected by GB/T 1771-91 standards, the results showed that, its salt spray resistance ability be 1500h with
On, 24h is soaked in 85 degree of sea water resistances, coating is intact.
Wearability test carried out according to GB1768-79 standards to obtained film, its wear-resisting (500g, 1000 turns) for≤
40mg。
Embodiment 3
The parts by weight of Ludox 30, the parts by weight of epoxy resin 29, the parts by weight of propane diols 3, the parts by weight of n-butanol 3, silane is even
Connection agent (kh550) 2 parts by weight are mixed, then by the parts by weight of conductive carbon black 0.2, the parts by weight of conductive carbon fibre 2, nano ceramics
The parts by weight of powder 5, the parts by weight of titanium dioxide 4, (mass ratio of zinc and aluminium is 8 to sheet aluminum zinc powder:2) 50 parts by weight are gradually added, and 1000
~1200 revs/min stir, that is, obtain mixture.It is 4 in mass ratio by mixture and polyamide curing agent:1 mixing, is obtained
Anticorrosive paint；
The anticorrosive paint film that will be obtained, the film normal temperature 6min surface dryings, coating is done solid work after 24h.
Obtained coating is detected according to GB1720-79 standards, the results showed that, 1 grade of the adhesive strength of the coating.
Antiseptic property is detected by GB/T 1771-91 standards, the results showed that, its salt spray resistance ability be 1500h with
On, 24h is soaked in 85 degree of sea water resistances, coating is intact.
The explanation of above example is only intended to help the method and its core concept for understanding the present invention.It should be pointed out that pair
For those skilled in the art, under the premise without departing from the principles of the invention, the present invention can also be carried out
Some improvement and modification, these are improved and modification is also fallen into the protection domain of the claims in the present invention.
Claims (4)
1. a kind of anticorrosive paint, composed of the following components in terms of parts by weight：
The metal powder is one or both of zinc powder and aluminum zinc powder；
The resin is one or both of epoxy resin and acrylic resin；
The curing agent is polyamide curing agent；
The functional stuffing is the one or more in conductive black, conductive carbon fibres peacekeeping graphene；
The auxiliary material is binding agent, dispersant, coupling agent and antiwear additive；
The binding agent is Ludox；
The dispersant is one or both of propane diols and n-butanol；
The binding agent, dispersant, the mass ratio of coupling agent and antiwear additive are (25~30)：(4~8)：(1~3)：(6~10).
2. coating according to claim 1, it is characterised in that the coupling agent is silane coupler.
3. coating according to claim 1, it is characterised in that the antiwear additive be ceramic powder and titanium dioxide in one kind or
Two kinds.
4. a kind of preparation method of the coating described in claims 1 to 3 any one, including：
By the metal powder of 35~55 parts by weight, the resin of 45~55 parts by weight, the functional stuffing of 1~5 parts by weight and 10~50 weights
The auxiliary material mixing of part is measured, obtains mixture；
By the mixing of mixture and 20~40 parts by weight curing agent, anticorrosive paint is obtained.
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| CN201510988687.9A CN105440891B (en) | 2015-12-25 | 2015-12-25 | A kind of anticorrosive paint and preparation method thereof |
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| CN201510988687.9A CN105440891B (en) | 2015-12-25 | 2015-12-25 | A kind of anticorrosive paint and preparation method thereof |
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| CN105440891B true CN105440891B (en) | 2017-12-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5989460A (en) * | 1994-11-21 | 1999-11-23 | Garland Floor Co. | Electrically conductive coating |
| CN102746766B (en) * | 2012-07-23 | 2014-11-26 | 江苏华夏制漆科技有限公司 | Water-borne anticorrosion paint and method for preparing same |
| CN103173095B (en) * | 2013-03-06 | 2016-01-20 | 常州第六元素材料科技股份有限公司 | A kind of Zinc-rich epoxy anticorrosion paint and preparation method thereof |
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