CN108342110A - A kind of novel redox graphene enhancing wear-proof anticorrosive paint preparation method - Google Patents
A kind of novel redox graphene enhancing wear-proof anticorrosive paint preparation method Download PDFInfo
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- CN108342110A CN108342110A CN201810114105.8A CN201810114105A CN108342110A CN 108342110 A CN108342110 A CN 108342110A CN 201810114105 A CN201810114105 A CN 201810114105A CN 108342110 A CN108342110 A CN 108342110A
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- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/106—Anti-corrosive paints containing metal dust containing Zn
-
- C—CHEMISTRY; METALLURGY
- 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
- 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
-
- 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
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0893—Zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
Abstract
The present invention relates to a kind of novel redox graphenes to enhance wear-proof anticorrosive paint preparation method, including：The preparation of step 1, epoxy modified silicone resin；The preparation of step 2, nano dispersion fluid；20 35 parts of epoxy modified silicone resin solution, 1 15 parts of nano dispersion fluids, 15 30 parts of zinc powders, 0.5 3 parts of auxiliary agents are added sequentially in container by step 3, it is uniformly mixed, 1~5 part of curing agent is then added, stirs evenly, required graphene enhancing wear-proof anticorrosive paint is made.The beneficial effects of the present invention are：The anticorrosive paint that through the invention prepared by preparation method, the anti-corrosion term of validity that can effectively reduce the zinc content in coating, greatly improve coating.
Description
Technical field
The present invention relates to anti-corrosion material manufacturing field, especially a kind of novel redox graphene enhances wear-resisting heavy antisepsis
Preparation method for coating.
Background technology
Corrosion is metal, concrete, and the objects such as timber are damaged by chemical action or the electrochemical action of surrounding medium
Bad phenomenon.According to ASSOCIATE STATISTICS, the economic loss caused by corrosion is about 700,000,000,000 dollars every year in the whole world, is approximately earthquake, water
The natural calamities such as calamity, typhoon cause 6 times of economic loss summation.In China, every year due to losing about 800,000,000,000 caused by corrosion
Member accounts for 3% of GDP or so.For a long time, people use always multiple technologies, slow down the speed that corrosion occurs.
Marine anticorrosion erosion is one of key technology of ocean engineering, and metal corrodes caused stress corrosion fracture in ocean
(SCC), hydrogen embrittlement (HE), corrosion fatigue (CF), intercrystalline corrosion (IC) etc. can make extra large work steel construction that fracture suddenly occur, and lead to ocean
Environmental ecology disaster, brings about great losses.In addition, the premature failure and coating of marine engineering product corrosion-inhibiting coating repair the shut-down brought
Loss is also quite big.Therefore, it is necessary to which suitable anticorrosion technique is taken to be resolved, conventional means are applied using heavy antisepsis at present
Material brushes one layer of anticorrosive paint, protects marine facility.
Anticorrosive paint：Its English name is heavy-duty coating, for referring to relatively conventional anticorrosive paint, energy
It is applied in relatively harsh corrosive environment, and there is a kind of anticorrosive paint that can reach the protection period longer than conventional anticorrosive paint,
Anticorrosive paint on the market is epoxy zinc-enriched paint at present, and this coating zinc content is up to 70%, and when salt spray test
Between only more than 3000 hours, ocean heavy antisepsis international standard also just 4000h, this kind of coating zinc content is too high to be unfavorable for environmental protection,
And guard time is limited, cannot meet the requirement of marine anticorrosion long duration protection.
Invention content
To overcome the above disadvantages, the present invention provides a kind of novel redox graphene enhancing wear-proof anticorrosive paint,
Specifically redox graphene is modified, keeps redox graphene evenly dispersed in the epoxy, utilizes reduction
The characteristic of graphene oxide hydrophobic property and graphene two-dimensional slice material reduces zinc powder usage amount to 30% hereinafter, salt simultaneously
The mist testing time reaches 6000 hours or more, greatly improves the protective capacities of protective coating.
The purpose of the present invention is to provide a kind of novel redox graphenes to enhance wear-proof anticorrosive paint, existing to solve
There is the problems such as zinc content is high, the anti-corrosion time is short in technology.The specific preparation method of the technology of the present invention is as follows：
The preparation of step 1, epoxy modified silicone resin：By epoxy resin be dissolved into solvent (epoxy resin and solvent
Mass ratio is 0.5：1~1：5) in, and a certain amount of organic siliconresin (epoxy resin and organic siliconresin matter are added into solution
Amount is than being 1：0.5~1：5) mixed solution is then heated to 80-100 DEG C of return stirring 0.5-4h by, auxiliary agent, reacts postcooling
To room temperature, as epoxy modified silicone resin, for use；
The preparation of step 2, nano dispersion fluid：By 30~50 parts of redox graphenes, 10-30 parts of carbon nanotubes, 20~
30 parts of nano silicon dioxides, 1~20 part of dispersant, are added sequentially in solvent, and ultrasonic agitation disperses 0.5-2h, as required to receive
Rice dispersion liquid；
Step 3, by 20-35 parts of epoxy modified silicone resin solution, 1-15 parts of nano dispersion fluids, 15-30 parts of zinc powders,
0.5-3 parts of auxiliary agents are added sequentially in container, are uniformly mixed, grinder is used in combination to be ground to certain fineness (≤30um), are then added
Enter 1~5 part of curing agent, stir evenly, that is, required graphene enhancing wear-proof anticorrosive paint is made.
Wherein, the epoxy resin in step 1 can be that E-44, CYD-128E, E-20, E-51, E-31 etc. are one such
Or it is several.
Wherein, the organic siliconresin in step 1 can be TSR-144, KR-400, KI-6648, JY612 etc. therein one
Kind is several.
Wherein, the solvent in step 1 can be ethyl alcohol, toluene, dimethylbenzene, acetone, ethyl acetate, pentanediol, n-butanol,
Glycerine etc. is one such or several.
Wherein, the auxiliary agent in step 1 has coupling agent, promotion, dispersant etc..
Dispersant wherein in step 2 has BYK190, BYK210, KH550, natrii tauroglycocholas, XT100, PVP etc. therein one
Kind is several.
Nano material wherein in step 2 can also be nano silicon nitride in addition to graphene, carbon nanotube, silica
Silicon, nano-sized iron oxide, nanometer silicon carbide, nano-aluminium oxide etc..
Auxiliary agent wherein in step 3 has antifoaming agent, antioxidant, antisettling agent, dispersant etc..
Curing agent can be T-31, D-8,701#, 702#, GY-051 etc. one such or several wherein in step 3.
The beneficial effects of the present invention are：The anti-corrosion term of validity for reducing the zinc content in coating, greatly improving coating.
Specific implementation mode
Below in conjunction with the embodiment of the present invention, technical scheme of the present invention is clearly and completely described, it is clear that institute
The embodiment of description is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this hair
The range of bright protection.
Preparation method in the present invention prepares epoxy modified silicone resin, prepares nano dispersion fluid again first, finally will
Epoxy modified silicone resin, nano dispersion fluid are mixed with zinc powder, auxiliary agent and are prepared the anticorrosive paint of the present invention.
Embodiment one：
The preparation of step 1, epoxy modified silicone resin：By epoxy resin be dissolved into solvent E-44 (epoxy resin with it is molten
The mass ratio of agent is 1：1) in, and a certain amount of organic siliconresin TSR-144 (epoxy resin and organosilicon tree are added into solution
Fat mass ratio is 1：2, coupling agent KH560, mixed solution is then heated to 90 DEG C of return stirrings 2 hours, reaction postcooling is extremely
Room temperature, as epoxy modified silicone resin, for use；
The preparation of step 2, nano dispersion fluid：By 40 parts of redox graphenes, 20 parts of carbon nanotubes, 15 parts of nano-silicas
SiClx, 10 parts of dispersant B YK190, are added sequentially in solvent, ultrasonic agitation dispersion 1 hour, as required nano dispersion fluid；
Step 3 resists 25 parts of epoxy modified silicone resin solution, 10 parts of nano dispersion fluids, 25 parts of zinc powders, 2 parts of auxiliary agents
Oxidant is added sequentially in container, is uniformly mixed, is used in combination grinder that mixed solvent is ground to the fineness of certain 20um, then
3 parts of T-31 are added, stir evenly, that is, required graphene enhancing wear-proof anticorrosive paint is made.
Embodiment two：
The preparation of step 1, epoxy modified silicone resin：By epoxy resin be dissolved into solvent (epoxy resin and solvent
Mass ratio is 0.5：In 1, and a certain amount of organic siliconresin epoxy resin is added into solution and is with organic siliconresin mass ratio
1：Mixed solution is then heated to 80 DEG C of return stirrings 1 hour by 0.5, coupling agent, reaction postcooling to room temperature, as epoxy
Modified organic silicone resin, for use；
The preparation of step 2, nano dispersion fluid：By 30 parts of redox graphenes, 10 parts of carbon nanotubes, 20 parts of nano-silicas
SiClx, 1 part of dispersant, are added sequentially in solvent, ultrasonic agitation dispersion 0.5 hour, as required nano dispersion fluid；
Step 3, by 20 parts of epoxy modified silicone resin solution, 1 part of nano dispersion fluid, 15 parts of zinc powders, 0.5 part of auxiliary agent according to
It is secondary to be added in container, it is uniformly mixed and obtains mixed solvent, grinder be used in combination that mixed solvent is ground to the fineness of 20um, then
1 part of curing agent is added, stirs evenly, that is, required graphene enhancing wear-proof anticorrosive paint is made.
Embodiment three：
The preparation of step 1, epoxy modified silicone resin：By epoxy resin be dissolved into solvent E-20 (epoxy resin with it is molten
The mass ratio of agent is 1：In 5, and a certain amount of organic siliconresin KI-6648 (epoxy resin and organosilicon tree are added into solution
Fat mass ratio is 1：Mixed solution is then heated to 98 DEG C of return stirrings 4 hours by 5, coupling agent, reaction postcooling to room temperature,
As epoxy modified silicone resin, for use；
The preparation of step 2, nano dispersion fluid：By 50 parts of redox graphenes, 30 parts of carbon nanotubes, 30 parts of nano-silicas
SiClx, 20 parts of dispersant natrii tauroglycocholas, are added sequentially in solvent, ultrasonic agitation dispersion 2h, as required nano dispersion fluid；
Step 3 resists 35 parts of epoxy modified silicone resin solution, 15 parts of nano dispersion fluids, 30 parts of zinc powders, 3 parts of auxiliary agents
Oxidant is added sequentially in container, is uniformly mixed, is used in combination grinder that zinc powder and auxiliary agent are ground to the powder that fineness is 20um,
5 parts of curing agent are then added, stir evenly, that is, required graphene enhancing wear-proof anticorrosive paint is made.
The anticorrosive paint obtained by above-described embodiment, it is optimal with the coating parameter of embodiment one, below with embodiment
The coating of embodiment 1 supported is sprayed on by surface roughening treatment by one anticorrosive paint obtained as test object
Tinplate on, under room temperature after 24 hours, wait doing solid work, salt spray resistance test carried out according to national standard GB/T 1771-1991,
Salt-fog resistant time was at 2000 hours or more；The use of this coating is priming paint, sprays painting, polyurethane finish in epoxy micaceous iron paint successively
Afterwards, salt-fog resistant time can reach 6000 hours or more, other performance test result, as shown in the table：
| Surface drying time | 10S |
| Tensile strength | 40MPa |
| Elongation | 450% |
| Tearing strength | 130kN/m |
| Resistance to low temperature | - 45 DEG C are not cracked |
| Salt spray resistance | 3000h |
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of novel redox graphene enhances wear-proof anticorrosive paint preparation method, which is characterized in that preparation method packet
It includes：
The preparation of step 1, epoxy modified silicone resin：Epoxy resin is dissolved into solvent, the matter of epoxy resin and solvent
Amount is than being 0.5：1~1：5, and a certain amount of organic siliconresin is added into solution, epoxy resin and organic siliconresin mass ratio
It is 1：0.5~1：5, mixed solution is then heated to 80-100 DEG C of return stirring 0.5-4h, reaction postcooling to room temperature obtains
Epoxy modified silicone resin is for use；
The preparation of step 2, nano dispersion fluid：By 30~50 parts of redox graphenes, 10-30 parts of carbon nanotubes, 20~30 parts
Nano silicon dioxide, 1~20 part of dispersant, are added sequentially in solvent, and ultrasonic agitation dispersion 0.5-2 hours obtains nanometer point
Dispersion liquid；
Step 3, by 20-35 parts of epoxy modified silicone resin solution, 1-15 parts of nano dispersion fluids, 15-30 parts of zinc powders, 0.5-3
Part auxiliary agent, which is added sequentially to be uniformly mixed in container, obtains mixed solvent, mixed solvent is ground to grinder≤30um it is thin
Degree is then added 1~5 part of curing agent, stirs evenly, and required graphene enhancing wear-proof anticorrosive paint is made.
2. preparation method according to claim 1, which is characterized in that wherein, the epoxy resin in step 1 can be E-
44, CYD-128E, E-20, E-51, E-31 are one such or a variety of.
3. preparation method according to claim 1, which is characterized in that the organic siliconresin in step 1 can be TSR-
144, KR-400, KI-6648, JY612 are one such or a variety of.
4. preparation method according to claim 1, which is characterized in that the solvent in step 1 can be ethyl alcohol, toluene, two
Toluene, acetone, ethyl acetate, pentanediol, n-butanol, glycerine are one such or a variety of.
5. preparation method according to claim 1, which is characterized in that the auxiliary agent in step 1 has coupling agent, accelerating agent, divides
Powder.
6. preparation method according to claim 1, which is characterized in that the dispersant in step 2 have BYK190, BYK210,
KH550, natrii tauroglycocholas, X-100, PVP are one such or a variety of.
7. preparation method according to claim 1, which is characterized in that the nano material wherein in step 2, including graphite
Alkene, carbon nanotube, silica can also be nano-silicon nitride, nano-sized iron oxide, nanometer silicon carbide, nano-aluminium oxide
It is one or more.
8. preparation method according to claim 1, which is characterized in that the auxiliary agent wherein in step 3 has antifoaming agent, anti-oxidant
Agent, antisettling agent, dispersant.
9. preparation method according to claim 1, which is characterized in that wherein in step 3 curing agent can be T-31, D-8,
701#, 702#, GY-051 are one such or a variety of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810114105.8A CN108342110A (en) | 2018-02-05 | 2018-02-05 | A kind of novel redox graphene enhancing wear-proof anticorrosive paint preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810114105.8A CN108342110A (en) | 2018-02-05 | 2018-02-05 | A kind of novel redox graphene enhancing wear-proof anticorrosive paint preparation method |
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| Publication Number | Publication Date |
|---|---|
| CN108342110A true CN108342110A (en) | 2018-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810114105.8A Pending CN108342110A (en) | 2018-02-05 | 2018-02-05 | A kind of novel redox graphene enhancing wear-proof anticorrosive paint preparation method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110330863A (en) * | 2019-07-22 | 2019-10-15 | 福建省澳龙环保新材料有限公司 | A kind of aqueous salt spray resistance polishes and preparation method thereof |
| CN110964410A (en) * | 2019-12-11 | 2020-04-07 | 薛彦高 | Water-based graphene heavy-duty anticorrosive paint |
| CN112940614A (en) * | 2021-02-26 | 2021-06-11 | 内蒙古大学 | Film forming material for high-temperature superheated steam resistant coating and preparation method of coating |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107216768A (en) * | 2017-05-31 | 2017-09-29 | 广州希森美克新材料科技有限公司 | A kind of ultrathin nanometer type anticorrosive paint and its Self-leveling dipping process |
-
2018
- 2018-02-05 CN CN201810114105.8A patent/CN108342110A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107216768A (en) * | 2017-05-31 | 2017-09-29 | 广州希森美克新材料科技有限公司 | A kind of ultrathin nanometer type anticorrosive paint and its Self-leveling dipping process |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110330863A (en) * | 2019-07-22 | 2019-10-15 | 福建省澳龙环保新材料有限公司 | A kind of aqueous salt spray resistance polishes and preparation method thereof |
| CN110964410A (en) * | 2019-12-11 | 2020-04-07 | 薛彦高 | Water-based graphene heavy-duty anticorrosive paint |
| CN112940614A (en) * | 2021-02-26 | 2021-06-11 | 内蒙古大学 | Film forming material for high-temperature superheated steam resistant coating and preparation method of coating |
| CN112940614B (en) * | 2021-02-26 | 2022-06-10 | 内蒙古大学 | Film forming material for high-temperature superheated steam resistant coating and preparation method of coating |
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