CN108559375A - Polyaspartic Polyurea anticorrosive paint containing polyaniline and preparation method thereof - Google Patents
Polyaspartic Polyurea anticorrosive paint containing polyaniline and preparation method thereof Download PDFInfo
- Publication number
- CN108559375A CN108559375A CN201810324677.9A CN201810324677A CN108559375A CN 108559375 A CN108559375 A CN 108559375A CN 201810324677 A CN201810324677 A CN 201810324677A CN 108559375 A CN108559375 A CN 108559375A
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- Prior art keywords
- component
- agent
- polyaniline
- polyaspartic
- anticorrosive paint
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Classifications
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/02—Polyureas
-
- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Abstract
Polyaspartic Polyurea anticorrosive paint containing polyaniline and preparation method thereof, belong to anticorrosive paint technology field, the coating is made of component A and B component, and component A is made of polyaspartic ester resin, solvent, polyaniline in eigenstate, pigment, functional stuffing, thixotropic agent, ultra-violet absorber and auxiliary agent；B component is curing agent；Preparation method includes preparing component A, weighing B component, component A, B component is packed respectively, the isocyanate group NCO molar ratios using the preceding hydroxyl OH according to component A and B component are（1.0~1.2）：1.0 proportioning is uniformly mixed, and obtains the coating of the present invention.There is the coating excellent weatherability, adhesive force, chemical resistance, solid content to reach 90% or more, Diamond Search or extremely low VOC emission, primary construction can be obtained required film thickness, both reduce construction times, improve working efficiency, it shortens the construction period, and greatly reduces cost.
Description
Technical field
The invention belongs to anticorrosive paint technology fields, more particularly to the Polyaspartic Polyurea anti-corrosion containing polyaniline applies
Material and preparation method thereof.
Background technology
Currently, economic loss is more great caused by metallic material corrosion every year in China, account for about gross national product
5% or so, it causes a large amount of infrastructure equipment to scrap, becomes most important equipment loss cause.The current corrosion loss in China
It is higher than developed country's level, loss caused by generally accepting marine corrosion in the world is damaged caused by being significantly larger than natural calamity
It loses.It is the most economically and efficiently method using anticorrosive paint from the point of view of the economy of preservative treatment.Traditional anticorrosive paint is mostly
The shortcomings of solvent based coating, it is big that there are VOC emission amounts, pollutes environment, and anti-corrosion life is shorter, therefore in order to meet emerging ocean work
The special requirement for anticorrosion of journey, Modern Traffic transport, energy industry, large chemical complex, urban operating mechanism etc., there is an urgent need to develop go out
A kind of novel anticorrosive paint.
There is easy yellowing and colour fading when outdoor use in conventional fragrant race carbamide paint, reaction speed is too fast, and gel time is short
(3s~5s), poor adhesive force weak to the wetting ability of ground, working life are too short, it is necessary to a series of using special equipment construction etc.
Problem.Therefore, there is an urgent need for a kind of new coating for solving the above problems in the prior art.
Invention content
The technical problem to be solved by the present invention is to：The present invention provides a kind of environmentally friendly poly- days containing polyaniline
L-aminobutanedioic acid ester polyurea anti-corrosion coating and preparation method thereof has conventional coating incomparable in metal material in conjunction with polyaniline
Anodic protection and shielding action can greatly improve the resistance to corrosion of metal material, also have unique scratch resistance, anti-spot corrosion and
Selfreparing anti-corrosion ability has the characteristics that high solids content, environmental-friendly, construction is simple, anti-corrosion capability are strong, can be used for new Xinghai County
It is weather-proof, waterproof under the particular surroundings such as foreign engineering, Modern Traffic transport, energy industry, large chemical complex, urban operating mechanism, anti-
Rotten, antifouling class coating.
The present invention adopts the following technical scheme that：
The present invention proposes a kind of Polyaspartic Polyurea anticorrosive paint containing polyaniline, it is characterized in that：The coating is by A groups
Point and B component composition, the component A by polyaspartic ester resin, solvent, polyaniline in eigenstate, pigment, functional stuffing,
Thixotropic agent, ultra-violet absorber and auxiliary agent composition；The B component is curing agent；
Hydroxyl-the OH of the component A and the isocyanate group-NCO molar ratios of B component are（1.0~1.2）：1.0；
Wherein in component A, polyaspartic ester resin, solvent, polyaniline in eigenstate, pigment, functional stuffing, thixotropic agent, purple
Ultraviolet absorbers, auxiliary agent mass ratio be（30~50）：（4~10）：（2~5）：（20~30）：（25~40）：（1~2）：（1
~3）：（1~3）.
The polyaniline in eigenstate is the polyaniline in eigenstate of molecular weight 10000~100000.
The polyaspartic ester resin is polyaspartic ester resin F-520, polyaspartic ester resin F-
524, arbitrary two kinds in polyaspartic ester resin F-420.
The solvent is propylene glycol methyl ether acetate.
The pigment is any one or two kinds in titanium dioxide, carbon black.
The functional stuffing is that mica powder, zinc oxide, blanc fixe are one such or several.
The thixotropic agent includes any one in organobentonite or polyamide wax；The ultra-violet absorber is ultraviolet
Any one in light absorbers UV-0, ultra-violet absorber UV-9, ultra-violet absorber UV-24.
The auxiliary agent is levelling agent, wetting dispersing agent, antifoaming agent；The levelling agent is polyacrylate solution, model
Any one in BYK-352, BYK-354, BYK-358N；The wetting dispersing agent is the high molecular weight of the affinity groups containing pigment
Block copolymer solution, any one in model BYK161, BYK164, BYK9077；The antifoaming agent is the poly- silica of brokenly bubble
Alkane solution, any one in model BYK-A530, BYK-066N, BYK-072.
The curing agent is aliphatic polymeric isocyanate N-3390, aliphatic polymeric isocyanate N-3200, aliphatic poly are different
Any one in cyanate N-3600.
The invention also provides a kind of method preparing the above-mentioned Polyaspartic Polyurea anticorrosive paint containing polyaniline,
It is characterized in that：This approach includes the following steps：
Step 1: by polyaspartic ester resin, solvent, polyaniline in eigenstate, pigment, functional stuffing, thixotropic agent, ultraviolet light
Absorbent, auxiliary agent mass ratio be（30~50）：（4~10）：（2~5）：（20~30）：（25~40）：（1~2）：（1~3）：
（1~3）Respectively by polyaspartic ester resin, solvent, polyaniline in eigenstate, pigment, functional stuffing, thixotropic agent, ultraviolet light
Absorbent, auxiliary agent, which are sequentially placed into dispersion machine, to be disperseed, and the linear velocity of blender is 15m/s or more in dispersion machine, is added after mixing
Abrasive media is ground to fineness≤40um using sand mill, filters and packages, obtain component A；Step 2: curing agent is dispensed, it is standby
With as B component；Step 3: component A, B component are packed respectively, the different of the preceding hydroxyl-OH according to component A and B component is used
Cyanic acid ester group-NCO molar ratios are（1.0~1.2）：1.0 proportioning is uniformly mixed, and obtains the polyaspartic ester containing polyaniline
Polyurea anti-corrosion coating.
By above-mentioned design scheme, the present invention can bring following advantageous effect：
1, it is provided by the invention containing polyaniline Polyaspartic Polyurea anticorrosive paint construction window it is controllable 30min~
Window of constructing within the scope of 2h is long；
2, solid content is high, can reach 90% or more, can reach Diamond Search or extremely low VOC emission；
3, with excellent weatherability, artificial ageing resistance Acceleration study can reach 2000h or more；
4, coating chemically-resistant erosion have excellent performance, be coated with coating of the present invention tinplate be individually placed in different media into
Row corrosion test：1) NaCl solution that mass fraction is 5%；2) sulfuric acid solution of 20% mass fraction；3) 20% mass fraction
Sodium hydroxide solution；After sample impregnates 1200h in above-mentioned medium respectively, range estimation sample without blistering, peeling, fall off etc. it is existing
As；
5, the polyaniline in eigenstate in coating of the present invention has reversible redox property, has to metal material incomparable
Anodic protection, the special antiseptic property that strong adsorb of metal is generated of the nitrogen-atoms on shielding action and chain, thus
With excellent antiseptic property.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further described.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to limit
The present invention.
Embodiment 1
1）The preparation of component A：By 90g polyaspartic ester resin F-520,90g polyaspartic ester resins F-524,
16g propylene glycol methyl ether acetates, 8g polyaniline in eigenstate, 80g titanium dioxides, 60g mica powders, 40g zinc oxide, the organic swellings of 5g
Soil, 5g ultra-violet absorber UV-0,2g antifoaming agent BYK-066N, 2g levelling agent BYK-354 and 2.5g wetting dispersing agent BYK161,
It is sequentially placed into dispersion in dispersion machine, the linear velocity of blender is 15m/s or more in dispersion machine, and after mixing, bead conduct is added
Abrasive media is ground to fineness≤40um using sand mill, filters and packages, obtain component A；
2）B component curing agent：The aliphatic polymeric isocyanate N-3200 for weighing the production of 100g~105g Beyer Co., Ltd, as B groups
Part；
3）Using it is preceding above-mentioned component A and B component are stirred evenly after, obtain the Polyaspartic Polyurea anti-corrosion containing polyaniline
Coating.
Embodiment 2
1）The preparation of component A：By 60g polyaspartic ester resin F-520,100g polyaspartic ester resins F-524,
20g propylene glycol methyl ether acetates, 8g polyaniline in eigenstate, 80g titanium dioxides, 15g carbon blacks, 60g blanc fixes, 40g mica powders,
5g polyamide waxes, 5g ultra-violet absorber UV-9,2g antifoaming agent BYK-A530,2g levelling agent BYK-352 and 2.5g wetting and dispersings
Agent BYK-164, is sequentially placed into dispersion in dispersion machine, and the linear velocity of blender is 15m/s or more in dispersion machine, after mixing, is added
Bead is ground to fineness≤40um as abrasive media, using sand mill, filters and packages, obtains component A；
2）B component curing agent：The aliphatic polymeric isocyanate N-3600 for weighing the production of 85g~90g Beyer Co., Ltd, as B component；
3）Using it is preceding above-mentioned component A and B component are stirred evenly after, obtain the Polyaspartic Polyurea anti-corrosion containing polyaniline
Coating.
Embodiment 3
1）The preparation of component A：By 60g polyaspartic ester resin F-520,100g polyaspartic ester resins F-420,
20g propylene glycol methyl ether acetates, 10g polyaniline in eigenstate, 90g titanium dioxides, 10g carbon blacks, 40g zinc oxide, 40g mica powders, 20g
Blanc fixe, 5g organobentonites, 5g ultra-violet absorber UV-24,2g antifoaming agent BYK-A530,2g levelling agents BYK-358N
And 2.5g wetting dispersing agent BYK9077, be sequentially placed into dispersion in dispersion machine, in dispersion machine the linear velocity of blender be 15m/s with
On, after mixing, bead is added as abrasive media, fineness≤40um is ground to using sand mill, is filtered and packaged, A groups are obtained
Point；
2）B component curing agent：The aliphatic polymeric isocyanate N-3200 for weighing the production of 85g~90g Beyer Co., Ltd, as B component；
3）Using it is preceding above-mentioned component A and B component are stirred evenly after, obtain the Polyaspartic Polyurea anti-corrosion containing polyaniline
Coating.
Embodiment 4
1）The preparation of component A：By 90g polyaspartic ester resin F-520,90g polyaspartic ester resins F-420,20g
Propylene glycol methyl ether acetate, 8g polyaniline in eigenstate, 80g titanium dioxides, 10g carbon blacks, 40g mica powders, 60g blanc fixes, 5g
Organobentonite, 5g ultra-violet absorber UV-9,2g antifoaming agent BYK-072,2g levelling agent BYK-354 and 2.5g wetting dispersing agents
BYK-161 is sequentially placed into dispersion in dispersion machine, and the linear velocity of blender is 15m/s or more in dispersion machine, and after mixing, glass is added
Pearl is ground to fineness≤40um as abrasive media, using sand mill, filters and packages, obtains component A；
2）B component curing agent：The aliphatic polymeric isocyanate N-3390 for weighing the production of 110g~120g Beyer Co., Ltd, as B groups
Part；
3）Using it is preceding above-mentioned component A and B component are stirred evenly after, obtain the Polyaspartic Polyurea anti-corrosion containing polyaniline
Coating.
Component A, B component in above-described embodiment 1 to 4, each comparative example is mixed fully, high pressure is used under the conditions of 20 DEG C
Spraying prepares film forming, and thickness is 150um~180um, and paint film conserves 7 days under conditions of 23 ± 2 DEG C of temperature, humidity 50 ± 5%
Afterwards, performance detection is carried out to film layer, specifically see table 1：
Table 1
Claims (10)
1. the Polyaspartic Polyurea anticorrosive paint containing polyaniline, it is characterized in that：The coating is made of component A and B component,
The component A is inhaled by polyaspartic ester resin, solvent, polyaniline in eigenstate, pigment, functional stuffing, thixotropic agent, ultraviolet light
Receive agent and auxiliary agent composition；The B component is curing agent；
Hydroxyl-the OH of the component A and the isocyanate group-NCO molar ratios of B component are（1.0~1.2）：1.0；
Wherein in component A, polyaspartic ester resin, solvent, polyaniline in eigenstate, pigment, functional stuffing, thixotropic agent, purple
Ultraviolet absorbers, auxiliary agent mass ratio be（30~50）：（4~10）：（2~5）：（20~30）：（25~40）：（1~2）：（1
~3）：（1~3）.
2. the Polyaspartic Polyurea anticorrosive paint according to claim 1 containing polyaniline, it is characterized in that：Described
Levy the polyaniline in eigenstate that state polyaniline is molecular weight 10000~100000.
3. the Polyaspartic Polyurea anticorrosive paint according to claim 1 containing polyaniline, it is characterized in that：It is described poly-
Aspartate resin is polyaspartic ester resin F-520, polyaspartic ester resin F-524, poly-aspartic
Arbitrary two kinds in acid ester resin F-420.
4. the Polyaspartic Polyurea anticorrosive paint according to claim 1 containing polyaniline, it is characterized in that：It is described molten
Agent is propylene glycol methyl ether acetate.
5. the Polyaspartic Polyurea anticorrosive paint according to claim 1 containing polyaniline, it is characterized in that：The face
Material is any one or two kinds in titanium dioxide, carbon black.
6. the Polyaspartic Polyurea anticorrosive paint according to claim 1 containing polyaniline, it is characterized in that：The work(
Can filler be that mica powder, zinc oxide, blanc fixe are one such or several.
7. the Polyaspartic Polyurea anticorrosive paint according to claim 1 containing polyaniline, it is characterized in that：It is described to touch
It includes any one in organobentonite or polyamide wax to become agent；The ultra-violet absorber be ultra-violet absorber UV-0,
Any one in ultra-violet absorber UV-9, ultra-violet absorber UV-24.
8. the Polyaspartic Polyurea anticorrosive paint according to claim 1 containing polyaniline, it is characterized in that：It is described to help
Agent is levelling agent, wetting dispersing agent, antifoaming agent；The levelling agent is polyacrylate solution, model BYK-352, BYK-
354, any one in BYK-358N；The wetting dispersing agent is that the high molecular weight block copolymer of the affinity groups containing pigment is molten
Liquid, any one in model BYK161, BYK164, BYK9077；The antifoaming agent is brokenly bubble polysiloxane solution, model
For any one in BYK-A530, BYK-066N, BYK-072.
9. the Polyaspartic Polyurea anticorrosive paint according to claim 1 containing polyaniline, it is characterized in that：It is described solid
Agent is in aliphatic polymeric isocyanate N-3390, aliphatic polymeric isocyanate N-3200, aliphatic polymeric isocyanate N-3600
Any one.
10. a kind of Polyaspartic Polyurea anti-corrosion containing polyaniline prepared described in any one of claim 1-9 applies
The method of material, it is characterized in that：This approach includes the following steps：
Step 1: by polyaspartic ester resin, solvent, polyaniline in eigenstate, pigment, functional stuffing, thixotropic agent, ultraviolet light
Absorbent, auxiliary agent mass ratio be（30~50）：（4~10）：（2~5）：（20~30）：（25~40）：（1~2）：（1~3）：
（1~3）Respectively by polyaspartic ester resin, solvent, polyaniline in eigenstate, pigment, functional stuffing, thixotropic agent, ultraviolet light
Absorbent, auxiliary agent, which are sequentially placed into dispersion machine, to be disperseed, and the linear velocity of blender is 15m/s or more in dispersion machine, is added after mixing
Abrasive media is ground to fineness≤40um using sand mill, filters and packages, obtain component A；Step 2: curing agent is dispensed, it is standby
With as B component；Step 3: component A, B component are packed respectively, the different of the preceding hydroxyl-OH according to component A and B component is used
Cyanic acid ester group-NCO molar ratios are（1.0~1.2）：1.0 proportioning is uniformly mixed, and obtains the polyaspartic ester containing polyaniline
Polyurea anti-corrosion coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810324677.9A CN108559375A (en) | 2018-04-12 | 2018-04-12 | Polyaspartic Polyurea anticorrosive paint containing polyaniline and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810324677.9A CN108559375A (en) | 2018-04-12 | 2018-04-12 | Polyaspartic Polyurea anticorrosive paint containing polyaniline and preparation method thereof |
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|---|---|---|---|
| CN201810324677.9A Pending CN108559375A (en) | 2018-04-12 | 2018-04-12 | Polyaspartic Polyurea anticorrosive paint containing polyaniline and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020162770A1 (en) * | 2019-02-06 | 2020-08-13 | Grzesiak Maurycy Jacek | A phosphorescent material, a method for manufacturing a phosphorescent material and use of phosphorescent particles |
| CN113717622A (en) * | 2021-10-13 | 2021-11-30 | 深圳市深赛尔股份有限公司 | Asparagus resin-containing water-based self-repairing industrial coating and preparation method thereof |
| CN113881329A (en) * | 2021-11-16 | 2022-01-04 | 哈尔滨工程大学 | Antifouling paint and use method and application thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020162770A1 (en) * | 2019-02-06 | 2020-08-13 | Grzesiak Maurycy Jacek | A phosphorescent material, a method for manufacturing a phosphorescent material and use of phosphorescent particles |
| CN113717622A (en) * | 2021-10-13 | 2021-11-30 | 深圳市深赛尔股份有限公司 | Asparagus resin-containing water-based self-repairing industrial coating and preparation method thereof |
| CN113881329A (en) * | 2021-11-16 | 2022-01-04 | 哈尔滨工程大学 | Antifouling paint and use method and application thereof |
| CN113881329B (en) * | 2021-11-16 | 2022-04-22 | 哈尔滨工程大学 | Antifouling paint and use method and application thereof |
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