CN114149721A - Combined coating and preparation and coating methods thereof - Google Patents
Combined coating and preparation and coating methods thereof Download PDFInfo
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- CN114149721A CN114149721A CN202111421498.5A CN202111421498A CN114149721A CN 114149721 A CN114149721 A CN 114149721A CN 202111421498 A CN202111421498 A CN 202111421498A CN 114149721 A CN114149721 A CN 114149721A
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- 238000000576 coating method Methods 0.000 title claims abstract description 91
- 239000011248 coating agent Substances 0.000 title claims abstract description 81
- 238000002360 preparation method Methods 0.000 title claims abstract description 29
- 239000003973 paint Substances 0.000 claims abstract description 46
- 239000003822 epoxy resin Substances 0.000 claims abstract description 41
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 41
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 37
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000004593 Epoxy Substances 0.000 claims abstract description 32
- 229920005989 resin Polymers 0.000 claims abstract description 30
- 239000011347 resin Substances 0.000 claims abstract description 30
- 239000002904 solvent Substances 0.000 claims abstract description 22
- 239000000945 filler Substances 0.000 claims abstract description 18
- 239000000049 pigment Substances 0.000 claims abstract description 13
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 12
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 10
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910000077 silane Inorganic materials 0.000 claims abstract description 8
- 239000010431 corundum Substances 0.000 claims abstract description 3
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 3
- 238000003756 stirring Methods 0.000 claims description 20
- 239000002987 primer (paints) Substances 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 14
- 239000002518 antifoaming agent Substances 0.000 claims description 12
- 238000005260 corrosion Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 8
- 230000007797 corrosion Effects 0.000 claims description 7
- 239000005077 polysulfide Substances 0.000 claims description 7
- 229920001021 polysulfide Polymers 0.000 claims description 7
- 150000008117 polysulfides Polymers 0.000 claims description 7
- 239000002562 thickening agent Substances 0.000 claims description 7
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- RNLHGQLZWXBQNY-UHFFFAOYSA-N 3-(aminomethyl)-3,5,5-trimethylcyclohexan-1-amine Chemical class CC1(C)CC(N)CC(C)(CN)C1 RNLHGQLZWXBQNY-UHFFFAOYSA-N 0.000 claims description 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 4
- PXKLMJQFEQBVLD-UHFFFAOYSA-N bisphenol F Chemical compound C1=CC(O)=CC=C1CC1=CC=C(O)C=C1 PXKLMJQFEQBVLD-UHFFFAOYSA-N 0.000 claims description 4
- YMHQVDAATAEZLO-UHFFFAOYSA-N cyclohexane-1,1-diamine Chemical class NC1(N)CCCCC1 YMHQVDAATAEZLO-UHFFFAOYSA-N 0.000 claims description 4
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000010433 feldspar Substances 0.000 claims description 3
- -1 modified methylcyclopentadiene diamine Chemical class 0.000 claims description 3
- 239000010453 quartz Substances 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000008096 xylene Substances 0.000 claims description 3
- 239000003208 petroleum Substances 0.000 claims description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims 3
- 230000002401 inhibitory effect Effects 0.000 claims 1
- 239000004952 Polyamide Substances 0.000 description 10
- 229920002647 polyamide Polymers 0.000 description 10
- 229920002635 polyurethane Polymers 0.000 description 9
- 239000004814 polyurethane Substances 0.000 description 9
- 239000006185 dispersion Substances 0.000 description 7
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 5
- 229920002396 Polyurea Polymers 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 239000013535 sea water Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 238000007761 roller coating Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
- B05D7/16—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies using synthetic lacquers or varnishes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/544—No clear coat specified the first layer is let to dry at least partially before applying the second layer
-
- 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
- C09D5/103—Anti-corrosive paints containing metal dust containing Al
-
- 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
- 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
- C08K2003/0806—Silver
-
- 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
- C08K2003/0812—Aluminium
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to a combined coating and a preparation method and a coating method thereof. The combined paint comprises wear-resistant aluminum powder epoxy paint and wear-resistant anti-skid finish paint; the wear-resistant aluminum powder epoxy paint comprises components A1 and B1; wherein: the A1 component comprises: 15-20 parts of epoxy resin, 5-10 parts of flexible resin, 40-50 parts of anticorrosive filler, 5-10 parts of aluminum paste, 0-1 part of silane, 12-18 parts of solvent and 1-2 parts of assistant; the component B1 comprises a curing agent; the wear-resistant anti-slip finish paint consists of three components A2, B2 and C2, wherein: the A2 component comprises: 20-40 parts of flexible resin, 5-10 parts of pigment, 30-40 parts of anticorrosive filler, 10-18 parts of solvent and 1-2 parts of auxiliary agent; the component B2 comprises a curing agent; the C2 component includes corundum. Compared with the products on the market, the two paints in the combined coating provided by the invention can play different roles, and the combined use can obtain a coating with excellent performance, has all-weather anti-skidding capability, can keep excellent friction performance and wear-resisting durability under extreme conditions, and is suitable for being used as a coating for a ship flight deck.
Description
Technical Field
The invention relates to the technical field of paint preparation, in particular to a combined paint and preparation and coating methods thereof.
Background
The super-durable wear-resistant anti-skid flight deck coating is suitable for aircraft carrier flight decks, military engineering and the like, and can keep good anti-skid performance under various conditions, even under the conditions of extreme dryness, dampness, oil slip and the like; and meanwhile, places with wear resistance, abrasion resistance and durability are needed. The coating must be able to withstand the impact of carrier-based aircraft tail hooks and the abrasion of check cables, the crushing of aircraft vehicles and personnel and be able to withstand the erosion of marine humid salt fog and marine atmospheric environments, deck cleaners and oil stains.
The existing ship flight deck coating mainly uses epoxy polyamide flight deck coating and polyurethane flight deck coating.
Epoxy polyamide flight deck coatings and polyurethane deck coatings the a component is typically composed of a film-forming resin, anti-slip pellets, a solvent and a pigment, and the B component is composed of a polyamide resin; the epoxy polyamide single-coating flight deck coating has good corrosion resistance, but has a gap between the performances of friction coefficient, durability, wear resistance and the like and the actual use requirements, and has poor low-temperature construction performance and difficult drying; it is difficult to maintain excellent anti-skid properties under various extreme conditions.
The polyurethane flight deck coating mainly comprises epoxy polyamide primer, a polyurea middle coating and a polyurethane surface layer. The epoxy polyamide primer A component consists of epoxy resin, pigment, antirust pigment and solvent, and the B component consists of polyamide curing agent; the polyurea intermediate paint consists of polyurea resin, anti-skid particles, a solvent and a pigment, and the component B consists of an elastic curing agent; the polyurethane finish paint consists of polyurethane resin, pigment, assistant and solvent, and the component B consists of HDI curing agent. The polyurethane flight deck coating has the advantages of good weather resistance, good flexibility and good impact resistance, but has a gap between the performances of friction coefficient, durability, abrasion resistance and the like and the actual use requirements similar to the epoxy polyamide flight deck coating, and has poor anti-skid performance under extreme conditions.
Disclosure of Invention
In view of the above technical problems, the present invention aims to provide an anti-corrosion primer with high salt spray resistance, high corrosion resistance, high strength, high toughness and high durability, and a finish paint with high strength, high toughness and high anti-slip coefficient, which can maintain good anti-slip performance under extreme dry, wet and oily conditions, and the combined coating has high impact resistance, high strength and high wear resistance, and can bear the impact of a carrier-based aircraft tail hook, the grinding of a check cable, and the rolling of aircraft vehicles and personnel.
In order to achieve the aim, the invention provides a combined coating which comprises wear-resistant aluminum powder epoxy paint and wear-resistant anti-skid finish paint;
the wear-resistant aluminum powder epoxy paint comprises the following components in parts by weight (1-13): 1 a1 and B1 components;
wherein: the A1 component comprises the following raw materials in parts by weight:
15-20 parts of epoxy resin,
5-10 parts of flexible resin,
40-50 parts of an anticorrosive filler,
5-10 parts of aluminum paste,
0-1 part of silane, namely,
12-18 parts of a solvent, namely,
1-2 parts of an auxiliary agent;
the component B1 comprises a curing agent;
the wear-resistant anti-slip finish paint is prepared from the following components in parts by weight (1-10): 1 (8-20) and consists of three components of A2, B2 and C2, wherein:
the A2 component comprises the following raw materials in parts by weight:
20-40 parts of flexible resin,
5-10 parts of a pigment, namely,
30-40 parts of an anticorrosive filler,
10-18 parts of a solvent, namely,
1-2 parts of an auxiliary agent;
the component B2 comprises a curing agent;
the C2 component includes corundum.
The preparation method of the wear-resistant aluminum powder epoxy paint comprises the following steps: weighing the components according to the proportion respectively, adding the components into a reaction kettle, stirring and mixing uniformly to obtain A1 and B1.
Furthermore, in the component A1, the auxiliary agent comprises the following components in parts by weight: 0-2 parts of defoaming agent and 0-2 parts of thickening agent; the defoaming agent is at least one of BYK-A501, BYK-052N, BYK-066, BYK-A530 and EFKA-2722, preferably at least one of BYK-A530, BYK-052 and BYK-066;
in the component A2, the auxiliary agent comprises the following components in parts by weight: 0-2 parts of defoaming agent and 0-2 parts of anti-settling agent; the anti-settling agent is at least one of ULTRA, SD-2, SUPER and MT, preferably at least one of SD-2 and R-972.
Further, in the A1 component, the silane is at least one of A187, kH560 and DOWCORNING878, preferably at least one of A187 and DOWCORNING 878.
Further, the epoxy resin is at least one of bisphenol a type epoxy resin, bisphenol F type epoxy resin, E20 epoxy resin, E51 epoxy resin, E42 epoxy resin, silicon modified epoxy resin, polysulfide epoxy resin and E44 epoxy resin, preferably at least one of bisphenol a type epoxy resin, E51 epoxy resin, silicon modified epoxy resin and polysulfide epoxy resin.
Further, the flexible resin is at least one of modified petroleum resin LA700, NECIRES LF 220, modified polysulfide resin EPS25, EPS35 and EPS modified polysulfide resin ELP-3.
Further, the anticorrosive filler is at least one of feldspar powder, quartz powder and silicon carbide, and preferably at least one of feldspar powder and quartz powder.
Further, the curing agent is at least one of modified isophorone diamine curing agent, modified cyclohexanediamine curing agent and modified methylcyclopentadiene diamine curing agent, preferably at least one of modified ester cyclic amine curing agent Ancamine1618 and Handai chemical 1619 and YC-320A, ARADUR460, ARADUR837 and G4.
Further, the solvent is at least one of xylene, n-butanol, propylene glycol methyl ether, isobutanol and dibutyl phthalate, and preferably at least one of xylene and propylene glycol methyl ether.
The selected aluminum pigment comprises at least one of Cisin 3013, ZP1801, and ZRC, preferably Cisin 3013.
The selected pigment comprises any one of titanium dioxide, carbon black paste and blue paste.
The invention also provides a preparation method of the wear-resistant anti-slip coating, which comprises the following steps:
preparation A1: firstly, stirring epoxy resin, flexible resin, silane and a solvent for 5-10min at the rotating speed of 400-800 rpm, adding an auxiliary agent at the rotating speed of 500-800rpm after uniform mixing, then adding an anticorrosive filler and aluminum paste, increasing the rotating speed to 2500-3000rpm, dispersing at a high speed for 20-40 min, and filtering by using a silk cloth net to obtain A1;
preparation B1: stirring the selected curing agent for 5-10min at the rotating speed of 400-600rpm to obtain B1;
preparation A2: firstly, stirring the epoxy resin, the flexible resin and the solvent for 5-10min at the rotating speed of 400-800 rpm, sequentially adding the auxiliary agent and the pigment at the rotating speed of 500-800rpm after uniformly mixing, then adding the anticorrosive filler, increasing the rotating speed to 2500-3000rpm, dispersing at a high speed for 20-40 min, and filtering by using a silk cloth net to obtain A2;
preparation B2: stirring the selected curing agent for 5-10min at the rotating speed of 400-600rpm to obtain B1;
the carborundum of the C2 component is a commercial product.
The invention also provides a coating method of the combined coating, which uses the durable wear-resistant anti-skid combined coating, and firstly, the components A1 and B1 are mixed according to the weight ratio of (A1: B1) to (10-14): 1, uniformly mixing, then coating the mixture on a surface to be coated which is subjected to pretreatment to form a primer coating, wherein the dosage of the wear-resistant aluminum powder epoxy paint is 0.2-0.6kg/m2；
After the wear-resistant aluminum powder epoxy paint coating is dried, the component A2, the component B2 and the component C2 are fully and uniformly mixed according to the weight ratio of A2, B2, C2 (5-7), 1 (12-15), and then the mixture is coated on a primer coating, wherein the dosage of the wear-resistant anti-slip coating is 1-4kg/m2；
The thickness of the wear-resistant aluminum powder epoxy paint coating is 150-250 mu m, and the thickness of the wear-resistant anti-slip coating is 0.7-4 mm.
The flexible resin and the curing agent in the wear-resistant aluminum powder epoxy paint jointly realize high adhesive force, flexibility, corrosion resistance, adhesive force and sealing performance of the coating; the aluminum paste and the high-hardness anticorrosive pigment can mainly realize the high salt spray resistance and the corrosion barrier function of the coating. The wear-resistant aluminum powder epoxy paint is used as a primer, and the formed coating has high adhesive force, salt mist resistance, seawater resistance and flexibility, so that the coating has excellent anticorrosion and durability performances.
The epoxy resin, epoxy silane resin, flexible resin and curing agent in the wear-resistant aluminum powder epoxy paint mainly realize high tensile strength, high wear resistance and high compressive strength of a coating, and high adhesion, flexibility, corrosion resistance, high sealing performance and seawater resistance of a primer; the carborundum can mainly realize high anti-skid coefficient, so that the coating can keep good anti-skid performance under the conditions of extreme dryness, humidity, oil slip and the like. Has excellent friction performance, wear resistance and durability under extreme conditions.
Compared with the prior art, the invention provides a preparation method of the combined coating, wherein each coating can play different functions; the prepared wear-resistant epoxy aluminum powder primer has salt spray resistance and corrosion resistance, and has excellent strength, toughness and durability; the prepared wear-resistant anti-skid finish paint has all-weather excellent anti-skid performance, high impact resistance, high strength and high wear resistance. The two paints are used in combination, so that the coating has higher adhesive force and tensile strength, the primer has higher adhesive force with the coating surface, and the finish paint and the primer use the same type of resin matrix, so that the adhesive force of the finish paint on the primer is high, and the high tensile property of the whole paint film is realized; the anti-skid performance is mainly realized by carborundum in the finish paint, the cohesiveness of the whole paint film is not influenced, and the anti-skid performance can be kept well under the conditions of drying, humidity, oil slip and the like.
Compared with the products on the market, the two paints in the combined coating provided by the invention can play different roles, and the combined use can obtain a coating with excellent performance, has all-weather anti-skidding capability, can keep excellent friction performance and wear-resisting durability under extreme conditions, and is suitable for being used as a coating for a ship flight deck.
Detailed Description
The technical solution of the present invention is further described with reference to the following specific embodiments. The durable wear-resistant anti-slip coating prepared by the invention is applied to the coating of flight decks in the following implementation.
Example 1
Preparing wear-resistant aluminum powder epoxy paint:
preparation of a1 component: 2.5kg of epoxy resin and 1.5kg of solvent are added into a dispersion mixer, 1.25kg of flexible resin is added at the rotating speed of 400rpm, the mixture is stirred for 10min and is mixed evenly. Adding 0.4kg of defoaming agent, thickening agent and 5kg of anticorrosive filler at the rotating speed of 500rpm, dispersing at a high speed for 35min, adding 0.5kg of aluminum paste at the rotating speed of 100rpm, and stirring for 20 min.
Preparation of B1 component: the modified isophorone diamine curing agent and the modified cyclohexanediamine curing agent are stirred at the rotating speed of 400rpm for 10min and are stirred uniformly.
Preparing the wear-resistant anti-slip coating:
preparation of a2 component: adding 8kg of epoxy resin and 4.8kg of solvent into a dispersion mixer, adding 0.4kg of flexible resin, 0.05kg of defoaming agent and 0.1 kg of thickening agent at the rotating speed of 400rpm, stirring for 10min, and dispersing 2.5kg of titanium dioxide and 14.4kg of anticorrosive filler at a high speed for 35min, and uniformly mixing.
Preparation of B2 component: the modified isophorone diamine curing agent and the modified cyclohexanediamine curing agent are stirred at the rotating speed of 400rpm for 10min and are stirred uniformly.
The C2 component directly uses carborundum;
the coating method of the durable wear-resistant anti-slip coating comprises the following steps:
after the sand blasting treatment of the flight deck, A1 groups are addedAnd B1 according to the proportion of 12.5: 1 (mass ratio), standing for 4-7min for defoaming, and spraying or roller coating the coating on the deck at a dosage of 0.2-0.6kg/m2Curing at normal temperature for 24h to form a wear-resistant primer layer; after the wear-resistant aluminum powder epoxy paint is cured, mixing the component A2, the component B2 and the component C2 according to the weight ratio of 6: 1:13 (mass ratio) and evenly mixing and stirring, and blade-coating the mixture on a seal primer coating with the dosage of 4kg/m2And curing at normal temperature for 24 hours to form an epoxy wear-resistant and compression-resistant flight deck surface layer. After curing for 7d at normal temperature, the coating can be used.
Example 2
Preparing wear-resistant aluminum powder epoxy paint:
preparation of a1 component: adding 7kg of epoxy resin and 6kg of solvent into a dispersion mixer, adding 2.8kg of flexible resin at the rotating speed of 600rpm, stirring for 5min, and uniformly mixing. Adding 0.2kg of thickening agent, 0.03kg of defoaming agent and 15kg of anticorrosive filler at the rotating speed of 800rpm, dispersing at a high speed for 25min, adding 1.5kg of aluminum paste at the rotating speed of 200rpm, and stirring for 20 min.
Preparation of B1 component: and (3) uniformly stirring different epoxy resin curing agents.
Preparing the wear-resistant anti-slip coating:
preparation of a2 component: 9kg of epoxy resin and 6kg of solvent are added into a dispersion mixer, 0.4kg of flexible resin is added at the rotating speed of 600rpm, the mixture is stirred for 10min and is uniformly mixed. Adding 0.035kg defoaming agent, 0.2kg thickening agent, 12.5kg carbon black slurry and 12kg antiseptic filler at 800rpm, dispersing at high speed for 25min, and mixing uniformly.
Preparation of B2 component: and (3) uniformly stirring different epoxy resin curing agents.
The C2 component directly uses carborundum;
the coating method of the durable wear-resistant anti-slip coating is basically the same as the using method of the durable wear-resistant anti-slip coating in example 1, except that the dosage of the wear-resistant aluminum powder epoxy paint is 0.15kg/m2The dosage of the wear-resistant anti-skid flight deck coating is 2kg/m2。
Example 3
Preparing wear-resistant aluminum powder epoxy paint:
preparation of a1 component: 6kg of epoxy resin and 7kg of solvent are added into a dispersion mixer, 3kg of flexible resin is added at the rotating speed of 500rpm, the mixture is stirred for 8min and is uniformly mixed. 0.15kg of thickening agent, 0.01kg of defoaming agent and 15kg of anticorrosive filler are added at the rotating speed of 650rpm, and 1.5kg of aluminum paste is added at the rotating speed of 150rpm after high-speed dispersion stirring for 25-30 min.
Preparation of B1 component: and (3) uniformly stirring different epoxy resin curing agents.
Preparing the wear-resistant anti-slip coating:
preparation of a2 component: adding 8kg of epoxy resin and 8kg of solvent into a dispersion mixer, adding 0.3kg of flexible resin at the rotating speed of 500rpm, stirring for 5-10min, uniformly mixing, adding 0.2kg of anti-settling agent, 0.03kg of defoaming agent, 15kg of blue paste and 10kg of anticorrosive filler at the rotating speed of 650rpm, dispersing at a high speed for 30min, uniformly mixing and stirring for 113 min.
Preparation of B2 component: and (3) uniformly stirring different epoxy resin curing agents.
The C2 component directly uses carborundum;
the coating method of the durable wear-resistant anti-slip coating is basically the same as the using method described in example 1, except that the dosage of the wear-resistant aluminum powder epoxy paint is 0.2kg/m2The dosage of the wear-resistant anti-skid flight deck coating is 3kg/m2。
The durable wear-resistant anti-slip deck coating prepared in the embodiment 1-3 is prepared by performing a performance test on a formed paint film, comparing the existing polyamide flight deck coating with the polyurethane flight deck coating, and preparing a plate from the polyurethane flight deck coating according to the required conditions of the product, wherein the epoxy primer is 200-250 mu m, the polyurea middle coating is 3mm, and the polyurethane finish is 100 mu m; the polyamide flight deck coating is prepared into plates according to the technical conditions of products, the thickness of the polyamide flight deck coating is 3mm, and the specific performance detection data table 1 shows that:
TABLE 1
According to the table 1, the durable wear-resistant anti-skid combined coating prepared by the method has higher friction coefficient and excellent anti-skid performance compared with similar products, and the performances of seawater resistance, aviation kerosene resistance, detergent resistance and hydraulic oil resistance of the durable wear-resistant anti-skid combined coating are far higher than those of the similar products when the durable wear-resistant anti-skid combined coating is tested under various extreme conditions, so that the durability of the durable wear-resistant anti-skid combined coating is higher than that of the similar products, and the durable wear-resistant anti-skid combined coating meets the use requirements on a flight deck or in other severe environments.
The above-mentioned embodiments are intended to further illustrate the technical content of the present invention, but do not represent the embodiment of the present invention to be limited thereto, and any modification or technical extension made according to the present invention without departing from the principle of the present invention is considered to be the protection scope of the present invention.
Claims (10)
1. The combined coating is characterized by comprising wear-resistant aluminum powder epoxy paint and wear-resistant anti-skid finish paint;
the wear-resistant aluminum powder epoxy paint comprises the following components in parts by weight (1-13): 1A 1 and B1 Components
Wherein: the A1 component comprises the following raw materials in parts by weight:
15-20 parts of epoxy resin,
5-10 parts of flexible resin,
40-50 parts of an anticorrosive filler,
5-10 parts of aluminum paste,
0-1 part of silane, namely,
12-18 parts of a solvent, namely,
1-2 parts of an auxiliary agent;
the component B1 comprises a curing agent;
the wear-resistant anti-slip finish paint is prepared from the following components in parts by weight (1-10): 1 (8-20) and consists of three components of A2, B2 and C2, wherein:
the A2 component comprises the following raw materials in parts by weight:
20-40 parts of flexible resin,
5-10 parts of a pigment, namely,
30-40 parts of an anticorrosive filler,
10-18 parts of a solvent, namely,
1-2 parts of an auxiliary agent;
the component B2 comprises a curing agent;
the C2 component includes corundum.
2. The combination coating of claim 1, wherein the A1 component comprises the following components in parts by weight: 0-2 parts of defoaming agent and 0-2 parts of thickening agent; the defoaming agent is at least one of BYK-A501, BYK-052N, BYK-066, BYK-A530 and EFKA-2722;
in the component A2, the auxiliary agent comprises the following components in parts by weight: 0-2 parts of defoaming agent and 0-2 parts of anti-settling agent; the anti-settling agent is at least one of ULTRA, SD-2, SUPER and MT.
3. The combination coating of claim 1, wherein the silane of the A1 component is at least one of a187, KH560, DOWCORNING 878.
4. The combination coating of claim 1, wherein the epoxy resin is at least one of bisphenol a type epoxy resin, bisphenol F type epoxy resin, E20 epoxy resin, E51 epoxy resin, E42 epoxy resin, silicon modified epoxy resin, polysulfide epoxy resin, and E44 epoxy resin.
5. The combination coating according to claim 1, wherein the flexible resin is at least one of modified petroleum resin LA700, NECIRES LF 220, modified polysulfide resin EPS25, EPS35, EPS modified polysulfide resin ELP-3.
6. The composite coating of claim 1, wherein the corrosion inhibiting filler is at least one of feldspar powder, quartz powder, and silicon carbide.
7. The method for preparing a composite coating according to claim 1, wherein the curing agent is at least one of a modified isophorone diamine curing agent, a modified cyclohexanediamine curing agent, and a modified methylcyclopentadiene diamine curing agent.
8. The combination coating of claim 1, wherein the solvent is at least one of xylene, n-butanol, propylene glycol methyl ether, isobutanol, dibutyl phthalate.
9. A process for the preparation of a composite coating according to any one of claims 1 to 8, comprising the steps of:
preparation A1: firstly, stirring epoxy resin, flexible resin, silane and a solvent for 5-10min at the rotating speed of 400-800 rpm, adding an auxiliary agent at the rotating speed of 500-800rpm after uniform mixing, then adding an anticorrosive filler and aluminum paste, increasing the rotating speed to 2500-3000rpm, dispersing at a high speed for 20-40 min, and filtering by using a silk cloth net to obtain A1;
preparation B1: stirring the selected curing agent for 5-10min at the rotating speed of 400-600rpm to obtain B1;
preparation A2: firstly, stirring the epoxy resin, the flexible resin and the solvent for 5-10min at the rotating speed of 400-800 rpm, sequentially adding the auxiliary agent and the pigment at the rotating speed of 500-800rpm after uniformly mixing, then adding the anticorrosive filler, increasing the rotating speed to 2500-3000rpm, dispersing at a high speed for 20-40 min, and filtering by using a silk cloth net to obtain A2;
preparation B2: the selected curing agent was stirred at 400-600rpm for 5-10min to obtain B2.
10. A method of coating a combination paint, characterized in that the combination paint according to any one of claims 1 to 8 is used, and the a1 component and the B1 component are firstly mixed according to the weight ratio of (10-14): 1, uniformly mixing, then coating the mixture on a surface to be coated which is subjected to pretreatment to form a primer coating, wherein the dosage of the wear-resistant aluminum powder epoxy paint is 0.2-0.6kg/m2；
After the wear-resistant aluminum powder epoxy paint coating is dried, the component A2, the component B2 and the component C2 are fully and uniformly mixed according to the weight ratio of A2, B2, C2 (5-7), 1 (12-15), and then the mixture is coated on a primer coating, wherein the dosage of the wear-resistant anti-slip coating is 1-4kg/m2；
The thickness of the wear-resistant aluminum powder epoxy paint coating is 150-250 mu m, and the thickness of the wear-resistant anti-slip coating is 0.7-4 mm.
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