CN106085107A - A kind of epoxy coating and preparation method thereof, coating process - Google Patents
A kind of epoxy coating and preparation method thereof, coating process Download PDFInfo
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- CN106085107A CN106085107A CN201610427054.5A CN201610427054A CN106085107A CN 106085107 A CN106085107 A CN 106085107A CN 201610427054 A CN201610427054 A CN 201610427054A CN 106085107 A CN106085107 A CN 106085107A
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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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- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
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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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
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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
- C09D5/082—Anti-corrosive paints characterised by the anti-corrosive pigment
- C09D5/084—Inorganic compounds
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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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- 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
- C09D7/63—Additives non-macromolecular organic
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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- Application Of Or Painting With Fluid Materials (AREA)
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Abstract
The invention discloses a kind of epoxy coating and preparation method thereof, coating process.This epoxy coating is by iron red epoxy ester primer and Y2O3Composition, Y2O3Quality is iron red epoxy ester primer quality 0.05～0.25%.The epoxy coating that the present invention provides, Y2O3The reactivity of epoxy coating can be increased, itself may also function as the effect of catalyst, improve paint film and basal body binding force.The various different matrix such as this epoxy coating and galvanizing sand papering, band rust galvanizing steel brush processes, steel power processes, band rust steel sand papering, aluminium alloy chemical conversion treatment, steel process through bonderizing, acroleic acid polyurethane old coating craft or power tool through blasting treatment, steel, epoxy old coating craft or power tool processes, the old coating craft of fluorine carbon or power tool process all show good adhesion, having high adaptability, the outdoor coatings that can be conveniently used for power transmission and transforming equipment safeguards construction.
Description
Technical field
The invention belongs to epoxy coating field, be specifically related to a kind of epoxy coating and preparation method thereof, coating process.
Background technology
After power transmission and transforming equipment puts into effect, owing to Service Environment is relatively more severe, the paint film infringement of matrix surface is very fast, typically
I.e. needed again to brush maintenance through 2～3 years；And need the equipment often ratio safeguarded relatively decentralized, for being located in setting on field or mountain
Standby, when safeguarding reparation, it tends to be difficult to reach the pre-treatment requirement of general aseptic base coat.GB/T 8923-2011 is " before coating coating
Steel surface processes " define the derusting grade before steel application, it is however generally that, use injection or centrifugal blast cleaning (Sa) or power
Toolrust-removal (St) has good rust cleaning effect, is easily guaranteed that the protection effect of coating；And power transmission and transforming equipment carries out old coating
During reparation, the method for electric grinding often cannot be used to carry out surface process, simple hand cleaning can only be carried out, thus affect
The protection effect of conventional anticorrosive paint.
Meanwhile, treating that the concrete condition of maintenance equipment is widely different, substrate types is probably galvanizing, steel or aluminium alloy,
Matrix surface also tends to containing old coatings such as acroleic acid polyurethane, epoxy, fluorine carbon；And existing anticorrosive paint, different matrix is fitted
Anticorrosive paint kind different, after being directly coated on old coating, adhesion and protective are also difficult to be guaranteed, and this results in
During plant maintenance, it is impossible to use unified processing method to process, on-site maintenance intricate operation, efficiency of construction is low；For not
When carrying out safeguarding construction with matrix situation, generally require and carry multiple anticorrosive paint, bad adaptability simultaneously.
Summary of the invention
It is an object of the invention to provide a kind of epoxy coating, thus solve in prior art, the paint film dimension of power transmission and transforming equipment
Protect that working procedure is loaded down with trivial details, the problem of bad adaptability.
Second object of the present invention is to provide the preparation method of above-mentioned epoxy coating.
Third object of the present invention is to provide the coating process using above-mentioned epoxy coating.
In order to realize object above, the technical solution adopted in the present invention is:
A kind of epoxy coating, by iron red epoxy ester primer and Y2O3Composition, Y2O3Quality be iron red epoxy ester primer quality
0.05～0.25%.
Iron red epoxy ester primer can use commercially available conventional variety.Preferably, iron red epoxy ester primer is by following percent mass
The component composition of ratio: iron oxide red 21.00%～23.85%, zinc yellow 10.52%～12.52%, Pulvis Talci 8.00%～9.00%,
ZnO6.00%～7.00%, lead naphthenate 0.06%～0.07%, cobalt naphthenate 0.018%～0.021%, manganese naphthenate
0.024%～0.027%, mixed solvent 4.8%～5.1%, surplus is epoxy ester resin；Mixed solvent is dimethylbenzene, butanol
The mixture formed by the mass ratio of 7:3, the solid of epoxy ester resin is divided into 50%.
The epoxy coating that the present invention provides, iron red epoxy ester primer has good antiseptic power, and has good
Water-fast, chemical resistance and heat stability, film tough and hard wear resistant, but its outward appearance is poor with weatherability, is widely used in protective primer；Y2O3
The reactivity of epoxy coating can be increased, itself may also function as the effect of catalyst；Add in iron red epoxy ester primer
Y2O3After, Y2O3Volatile de-electromation, in positive oxidation state, its reactivity is high, is the high reactivity reagent participating in reaction, is also self
Catalyst, and with resin reaction after gained compound bond energy extremely strong, iron red epoxy ester primer and Y2O3Synergistic result makes this
The performance such as heat-resisting, wear-resisting, corrosion-resistant of invention gained epoxy coating is further enhanced.
The preparation method of above-mentioned epoxy coating, including: by Y2O3Be ground to particle diameter and be not more than 15 μm, then with iron oxide red epoxy ester
Priming paint mix homogeneously, to obtain final product.
The preparation method of the epoxy coating that the present invention provides, technique is simple, may be implemented in job site and directly allocates；Epoxy
Coating is one-component coating, and work progress is simple, and efficiency of construction is high.
A kind of coating process using above-mentioned epoxy coating, including: pending matrix is carried out pre-treatment, applies epoxy and be coated with
It is 35～55 μm that material makes build, is dried, obtains primer coating.
For different pending matrixes, pre-treatment can be carried out in the following ways, then with brushing, roller coating or the side of spraying
Formula is constructed.
When pending matrix is galvanizing matrix, described pre-treatment for use sand papering, after carry out clearly with acetone solvent
Wash.
When pending matrix is band rust galvanizing matrix, described pre-treatment processes to St3 level for using steel brush.
When pending matrix is steel, described pre-treatment is for using power tool to process to St2 level, and roughness is more than 50 μ
M, the oxide skin of surface non-loosening and obvious corrosion layer.
When pending matrix is band rust steel, described pre-treatment removes floating rust for using sand papering.
When pending matrix is alloy matrix aluminum, described pre-treatment is chemical conversion treatment, controls roughness >=3.2 μm.Chemical conversion
Process forming liquid can use market conventional aluminum alloys forming liquid.
When pending matrix is ferrous materials, blasting treatment or bonderizing can be used, blasting treatment control roughness >=
50 μm, bonderizing, control roughness >=5 μm.
When pending matrix surface has acroleic acid polyurethane, epoxy or fluorine carbon old coating, described pre-treatment is for using hands
Work or power tool are polished, and remove and damage or attachment old coating loosely.
When using aerial spraying construction, it is preferred that injection diameter is 2～3mm, ejection pressure is 0.3～0.4MPa；Spraying
Twice, controlling build is 35～55 μm.After basecoat paint, can spray paint further, control finish paint build
It is 35～55 μm.The spraying application parameter of finish paint is identical with priming paint.
The coating process using above-mentioned epoxy coating of the present invention, may be implemented in galvanizing, band rust galvanizing, steel, band
The rust matrix surface such as steel, aluminium alloy applies, and adaptability is good；Also can be directly containing acroleic acid polyurethane, epoxy, fluorine carbon
Etc. carrying out reparation construction in old coating, the coating tensile strength after repairing is high, meets and uses requirement.
Use the coating process of the present invention in the outdoor coatings reparation construction carrying out power transmission and transforming equipment, need only carry simple
Hand sand instrument and the epoxy coating of the present invention, be i.e. suitable for the reparation construction of different old coatings on different matrix, matrix,
Efficiency of construction is greatly promoted, and the coating binding force after reparation construction is good, and Corrosion Protection is good, extends the anticorrosion of power transmission and transforming equipment
The time limit.
Detailed description of the invention
Below in conjunction with specific embodiment, the invention will be further described.
Embodiment 1
The epoxy coating of the present embodiment, by iron red epoxy ester primer and Y2O3Composition, Y2O3Quality be at the bottom of iron oxide red epoxy ester
The 0.05% of paint quality；The mass percent of iron red epoxy ester primer consists of: iron oxide red 22%, zinc yellow 12%, Pulvis Talci
8.00%, ZnO7.00%, 10%Pb lead naphthenate 0.70%, 3%Co cobalt naphthenate 0.60%, 3%Mn manganese naphthenate
0.90%, 7:3 dimethylbenzene/butanol 5%, surplus is that 50% solid divides epoxy ester resin.Wherein 10%Pb lead naphthenate is quality
Concentration is the lead naphthenate solution of 10%, 3%Co cobalt naphthenate, 3%Mn manganese naphthenate implication similar.
The preparation method of the epoxy coating of the present embodiment, including: by Y2O3Powder mull to particle diameter is not more than 15 μm, then with
One-component iron red epoxy primer mix homogeneously, stands 20～30min, to obtain final product.
The coating process of the epoxy coating of the present embodiment, respectively to galvanizing, band rust galvanizing, steel, band rust steel, aluminum
Alloy, steel are through blasting treatment, steel through bonderizing, the old coating of acroleic acid polyurethane, the old coating of epoxy, the old coating of fluorine carbon altogether
10 kinds of matrix situations carry out aerial spraying and obtain primer coating；In basecoat paint, injection diameter is 2～3mm, and ejection pressure is
0.3～0.4MPa；Spraying twice, controlling build is 35 μm；Corresponding pre-treatment particularly as follows:
The most pending matrix is galvanizing matrix, pre-treatment for use sand papering, after be carried out with acetone.
The most pending matrix is band rust galvanizing matrix, and pre-treatment processes to St3 level for using steel brush；
The most pending matrix is steel matrix, and pre-treatment is for using power tool to process to St2 level, and roughness is more than 50 μm,
The oxide skin of surface non-loosening and obvious corrosion layer；
The most pending matrix is band rust steel, and pre-treatment removes floating rust for using sand papering；
The most pending matrix is alloy matrix aluminum, and pre-treatment is chemical conversion treatment, controls roughness >=3.2 μm.Chemical conversion treatment
Market conventional aluminum alloys forming liquid can be used with forming liquid；
The most pending matrix is that steel are through blasting treatment, control roughness >=50 μm；
The most pending matrix is that steel are through bonderizing, control roughness >=5 μm；
The most pending matrix surface has the old coating of acroleic acid polyurethane, and pre-treatment is polished for employing hand tools,
Remove and damage or attachment old coating loosely；
The most pending matrix surface has the old coating of epoxy, and pre-treatment, for using power tool to polish, removes damage
Or the old coating that attachment is loosely；
The most pending matrix surface has the old coating of fluorine carbon, and pre-treatment is that power tool is polished, and removes damage or attached
Old coating loosely；
After corresponding basecoat paint, paint film normal temperature drying 2h；Dried spraying Forbidden City acrylic polyurethane finish paint, face
The spray parameters of paint is identical with priming paint, and controlling finish paint thickness is 35 μm.
Embodiment 2～5
The epoxy coating of embodiment 2～5, by iron red epoxy ester primer and Y2O3Composition, Y2O3Quality be respectively iron oxide red ring
0.1%, 0.15%, 0.2%, the 0.25% of oxygen ester priming paint quality.
The preparation method of the epoxy coating of embodiment 2～5 is identical with the preparation method of the epoxy coating of embodiment 1.
The coating process of the epoxy coating of embodiment 2～5, the thickness of priming paint enamelled coating is respectively 40 μm, 45 μm, 50 μm, 55 μ
M, the pending matrix of each embodiment and corresponding pre-treatment are with embodiment 1；The dried spray paint of priming paint, the thickness of finish paint with
Priming paint is identical, priming paint, finish paint construction parameter with embodiment 1.
Test example
This test example detects the epoxy coating adhesion for different matrix situation gained coating of each embodiment, adhesion
Detection according to reference to standard GB/T 5120-2006, use DeFelskoAT-A drawing instrument to test, the painting of comparative example
Layer, prime coat is one-component iron red epoxy primer, and thickness is 50 μm, and finish paint thickness is 50 μm；Result is as shown in table 1.
The adhesion testing result of the epoxy coating of each embodiment of table 1
From the result of the test of table 1, the interpolation Y of the present invention2O3Epoxy coating, with the various equal tables of different matrix situation
Revealing good adhesion, have high adaptability, the outdoor coatings that can be conveniently used for power transmission and transforming equipment safeguards construction.
Claims (10)
1. an epoxy coating, it is characterised in that by iron red epoxy ester primer and Y2O3Composition, Y2O3Quality be iron oxide red epoxy ester
The 0.05～0.25% of priming paint quality.
2. epoxy coating as claimed in claim 1, it is characterised in that iron red epoxy ester primer is by the group of following mass percent
It is grouped into: iron oxide red 21.00%～23.85%, zinc yellow 10.52%～12.52%, Pulvis Talci 8.00%～9.00%,
ZnO6.00%～7.00%, lead naphthenate 0.06%～0.07%, cobalt naphthenate 0.018%～0.021%, manganese naphthenate
0.024%～0.027%, mixed solvent 4.8%～5.1%, surplus is epoxy ester resin；Mixed solvent is dimethylbenzene, butanol
The mixture formed by the mass ratio of 7:3, the solid of epoxy ester resin is divided into 50%.
3. the preparation method of an epoxy coating as claimed in claim 1, it is characterised in that including: by Y2O3It is ground to particle diameter
It is not more than 15 μm, then mixs homogeneously with iron red epoxy ester primer, to obtain final product.
4. the coating process of the epoxy coating used described in claim 1, it is characterised in that including: to pending matrix
Carry out pre-treatment, apply epoxy coating and make build be 35～55 μm, be dried, obtain primer coating.
5. coating process as claimed in claim 4, it is characterised in that pending matrix is galvanizing matrix, described pre-treatment
For use sand papering, after be carried out with acetone.
6. coating process as claimed in claim 4, it is characterised in that pending matrix is that band becomes rusty galvanizing matrix, described before
It is processed as using steel brush to process to St3 level.
7. coating process as claimed in claim 4, it is characterised in that pending matrix is steel, described pre-treatment is for using
Power tool processes to St2 level, and roughness is more than 50 μm.
8. coating process as claimed in claim 4, it is characterised in that pending matrix is band rust steel, and described pre-treatment is
Sand papering is used to remove floating rust.
9. coating process as claimed in claim 4, it is characterised in that pending matrix is alloy matrix aluminum, described pre-treatment
For chemical conversion treatment, control roughness >=3.2 μm.
10. coating process as claimed in claim 4, it is characterised in that pending matrix surface has acroleic acid polyurethane, ring
Oxygen or the old coating of fluorine carbon, described pre-treatment is polished for using craft or power tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610427054.5A CN106085107B (en) | 2016-06-14 | 2016-06-14 | A kind of epoxy coating and preparation method thereof, coating process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610427054.5A CN106085107B (en) | 2016-06-14 | 2016-06-14 | A kind of epoxy coating and preparation method thereof, coating process |
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| CN106085107B CN106085107B (en) | 2018-12-14 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101475762A (en) * | 2008-12-20 | 2009-07-08 | 内蒙古天第化工有限公司 | Rare earth anti-corrosive antirusting paint |
| CN102504673A (en) * | 2011-11-22 | 2012-06-20 | 天长市巨龙车船涂料有限公司 | Priming-finishing integrated rust protection paint |
-
2016
- 2016-06-14 CN CN201610427054.5A patent/CN106085107B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101475762A (en) * | 2008-12-20 | 2009-07-08 | 内蒙古天第化工有限公司 | Rare earth anti-corrosive antirusting paint |
| CN102504673A (en) * | 2011-11-22 | 2012-06-20 | 天长市巨龙车船涂料有限公司 | Priming-finishing integrated rust protection paint |
Non-Patent Citations (1)
| Title |
|---|
| 邱国增: "纳米氧化钇基复合材料制备及其在环氧树脂涂料中的应用研究", 《中国优秀硕士学位论文全文数据库 工程科技I辑》 * |
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