CN110746880A - Water-based nano material modified high-temperature silicon coating and preparation method thereof - Google Patents
Water-based nano material modified high-temperature silicon coating and preparation method thereof Download PDFInfo
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/14—Mills in which the charge to be ground is turned over by movements of the container other than by rotating, e.g. by swinging, vibrating, tilting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
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Abstract
The invention discloses a water-based nano material modified high-temperature silicon coating and a preparation method thereof, belonging to the technical field of coatings, and the water-based nano material modified high-temperature silicon coating comprises the following raw material components in parts by weight: 40-55 parts of water-based organic silicon resin; 5-12 parts of nano particles; 3-6 parts of graphene; 10-15 parts of talcum powder; 1-3 parts of a dispersant; 0.5-2 parts of a leveling agent; 15-20 parts of inorganic pigment; 1-3 parts of flash rust inhibitor; 3-7 parts of deionized water, and the preparation method comprises the following steps: weighing; grinding to obtain nano mixed particles; reacting and filtering to obtain the product coating; the invention solves the problem of poor high temperature resistance of the existing coating.
Description
Technical Field
The invention relates to the technical field of coatings, in particular to a water-based nano material modified high-temperature silicon coating and a preparation method thereof.
Background
The coating is a continuous film which is coated on the surface of a protected or decorated object and can form firm adhesion with the object to be coated, and is a viscous liquid which is prepared by taking resin, oil or emulsion as a main material, adding or not adding pigments and fillers, adding corresponding auxiliary agents and using organic solvent or water.
The silicone resin is mainly based on Si-O-Si bonds, the chain segment of the polymer is a highly crosslinked polysiloxane structure, and has the dual characteristics of organic resin and inorganic material, and the silicone resin has the unique physical and chemical characteristics of high temperature resistance, low temperature resistance, moisture resistance, weather aging resistance, insulation and the like, so that the silicone resin has a very important position in the special coating industry. With the rapid development of the fields of aviation, aerospace and the like, the high-temperature resistant coating is widely applied to the fields of aerospace, petrochemistry, metallurgy, maritime work and the like. Although the organic resin has better thermal oxidation stability, the organic resin is only suitable for being used in the environment below 250-350 ℃ and cannot be suitable for the high-temperature environment with more rigorous temperature requirements.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a water-based nano material modified high-temperature silicon coating and a preparation method thereof, which solve the problem of poor high-temperature resistance of the existing coating.
In order to achieve the purpose, the invention provides the following technical scheme:
the water-based nano material modified high-temperature silicon coating comprises the following raw material components in parts by weight:
40-55 parts of water-based organic silicon resin;
5-12 parts of nano particles;
3-6 parts of graphene;
10-15 parts of talcum powder;
1-3 parts of a dispersant;
0.5-2 parts of a leveling agent;
15-20 parts of inorganic pigment;
1-3 parts of flash rust inhibitor;
3-7 parts of deionized water.
Through the technical scheme, the nano material has special properties such as surface effect, small-size effect, optical effect, quantum size effect, macroscopic quantum size effect and the like, and can enable the coating to obtain new functions. The particle size enters the nanometer scale, the reaction capability of chemical catalysis and photocatalysis can be improved by increasing the active center on the surface of the material, and the self-cleaning capability is provided for the coating under the action of ultraviolet rays and oxygen; the surface active center and the functional group of the film forming material can be subjected to secondary chemical bond combination, so that the rigidity and the strength of the coating are greatly increased, and the scratch resistance of the coating is improved; the surface of the high-surface-energy nano material can obtain the characteristics of hydrophobicity and oleophobicity at the same time through modification, and the anti-fouling performance of the coating can be obviously improved and the weather resistance can be improved when the nano material is used for the inner and outer wall coating. The nano material is used in the primer, so that the adhesive force between the primer and the base material can be increased, the mechanical strength is improved, and the strong action force and the filling effect of the nano pigment and the primer are favorable for improving the interface bonding of the primer and the coating; the nano material can play a role in surface filling and smoothing in the finish paint, so that the gloss of the finish paint is improved, and the resistance is reduced; the nano silicon dioxide is added into the exterior wall coating to improve the scrub resistance of the coating.
The organic silicon resin belongs to organic multi-molecular silicon ether substances and has an irregular three-dimensional network structure mainly composed of trifunctional or tetrafunctional units. Because of the high Si-O bond energy, various kinds of organopolysiloxane are extremely stable. In addition, the organic substituents bonded directly to the silicon atoms also determine some important macroscopic properties of the silicone resin, which makes it possible to withstand the effects of temperature, weather and ultraviolet radiation over a long period of time. In addition, the organic silicon resin also has excellent oxidation resistance, hydrophobicity and vapor permeability, has excellent mechanical property, can save resources, and ensures the durability and the economy of the product coating. Toxic substances are not released in the curing process, so that the coating can be constructed in a closed space, the content of Volatile Organic Compounds (VOC) is low, and the growing requirements of people on an environment-friendly coating system can be met.
The graphene is a hexagonal honeycomb-shaped two-dimensional carbon nano material formed by carbon atoms through sp2 hybridized orbits, and has excellent physical, chemical, mechanical, electrochemical and other properties. The graphene particles can bear a force of 0.9 mu N per 100nm distance before the graphene particles start to fracture, so that the graphene has good mechanical properties. The graphene has very good heat conduction performance, and when the graphene is used as a carrier, the heat conduction coefficient can also reach 600W/mK. The lamellar structures of the graphene are stacked and staggered layer by layer, a labyrinth shielding structure can be formed in the coating, infiltration, permeation and diffusion of corrosive media can be effectively inhibited, and the physical barrier property of the coating is improved. Meanwhile, due to the small size effect, the graphene can be filled in the defects of the coating, so that the porosity of the coating is reduced, the compactness of the coating is enhanced, and the corrosion factors are further delayed or prevented from being immersed into the surface of the substrate. Have good lubrication action between the graphite alkene layer, the lamellar structure of graphite alkene can be cut apart into many cells with the coating, can reduce coating internal stress effectively, consumes fracture energy, and then improves the pliability, impact resistance and the wearability of coating. In addition, the conjugated structure of the graphene enables the graphene to have high electron mobility and show good conductivity, and meanwhile, the lamellar structure of the graphene can ensure that better electrochemical contact is formed between the coating layers to form a conductive network and provide better electrochemical protection. The graphene has an ultra-large specific surface area, excellent barrier property, chemical stability, corrosion resistance and electrical conductivity, is applied to the field of coating, can obviously improve the high temperature resistance of the coating, is suitable for being used in an environment below 1000 ℃, solves the problem of poor high temperature resistance of the existing coating, has a strong promotion effect on the comprehensive performance of the anticorrosive coating, can enhance the adhesive force of the coating to a base material, promotes the wear resistance and corrosion resistance of the coating, and has the characteristics of environmental protection, safety, no secondary pollution and the like.
Talc has excellent physical and chemical properties such as lubricity, anti-sticking property, flow aid, fire resistance, acid resistance, insulation property, high melting point, chemical inactiveness, good covering power, softness, good gloss, strong adsorption power and the like, and has a tendency to be easily broken into flakes and a special lubricity because the crystal structure of talc is in a layered form.
More preferably: the nano particles are one or more of nano silicon dioxide, nano titanium dioxide, nano zirconium dioxide and nano zinc oxide; the particle size of the nano particles is 50-300 nm.
More preferably: the inorganic pigment is one or more of copper chromium black, carbon black, titanium white, chrome yellow, iron blue, cadmium red and cadmium yellow.
A preparation method of a water-based nano material modified high-temperature silicon coating comprises the following steps:
s1, weighing the raw material components according to the weight parts of the raw material components of the water-based nano material modified high-temperature silicon coating;
s2, carrying out ball milling on the nano particles and the graphene in the raw material components for 35-40 minutes by using a ball mill, and mixing to obtain nano mixed particles;
s3, adding the water-based organic silicon resin in the raw material components into a reaction kettle, heating to 60-70 ℃, adding deionized water, talcum powder and the nano mixed particles obtained in the step S2, and stirring for reaction for 30-40 min; heating to 80-90 ℃, adding the dispersing agent, the leveling agent, the inorganic pigment and the anti-flash rust agent into the reaction kettle together, and stirring for reaction for 40-50 min; and filtering to obtain the product coating.
Through the technical scheme, the process is simple, the operation is convenient, and the production cost is low.
More preferably: in step S2, the ball mill includes a body, a ball milling pot, a fixing mechanism, an actuating mechanism, and a support frame;
the fixing mechanism, the action mechanism and the support frame are all arranged in the machine body, the action mechanism is fixed in the machine body and is used for driving the support frame to move periodically, and the movement track is annular;
the fixing mechanism is arranged on the support frame and is used for fixing the ball milling tank;
the ball milling tank is fixed on the support frame through the fixing mechanism, and materials to be ground and grinding balls used for grinding the materials to be ground are placed in the ball milling tank.
Through above-mentioned technical scheme, under actuating mechanism's drive, the ball-milling jar is annular periodic motion for nanoparticle, graphite alkene and grinding ball in the ball-milling jar constantly collide each other, rub, reach the grinding effect, are applicable to the grinding and the mixing of superfine powder.
More preferably: the action mechanism comprises a first fixed block, a second fixed block, a first motor, a first connecting rod, a second connecting rod, a supporting rod, a third connecting rod and a third fixed block;
the first fixed block and the second fixed block are fixed at the bottom in the machine body, the first motor is installed on the second fixed block, one end of the first connecting rod is fixed on the output shaft of the first motor, the other end of the first connecting rod is rotatably connected with the end part of the second connecting rod, one end of the second connecting rod is rotatably connected with the first connecting rod, the other end of the second connecting rod is rotatably connected with the lower end of the third connecting rod, and the upper end of the third connecting rod is rotatably connected with the first fixed block; the length of the first connecting rod is smaller than that of the third connecting rod.
The lower end of the supporting rod is fixed on the second connecting rod, the upper end of the supporting rod is rotatably connected with the third fixing block, and the third fixing block is fixed on the supporting frame;
at least two action mechanisms are arranged in parallel.
Through above-mentioned technical scheme, after first motor starts, the third connecting rod will use first motor output shaft to rotate as the center pin at a high speed, because first connecting rod, second connecting rod and third connecting rod rotate each other and connect, therefore when first connecting rod rotates, the second connecting rod will drive ball-milling jar and carry out periodic motion on first connecting rod rotation plane, and the orbit is the annular, and the third connecting rod will carry out reciprocating swing on first connecting rod rotation plane this moment.
More preferably: the length of the third connecting rod is 1.2-2.5 times of the length of the first connecting rod, and the length of the second connecting rod is 2.5-4 times of the length of the first connecting rod.
Through above-mentioned technical scheme, structural design is compact, does benefit to going on of ball-milling jar circular motion.
More preferably: the support frame comprises a supporting plate, a partition plate and a supporting plate;
the supporting plate is fixed on the third fixing block, the lower end of the partition plate is fixed on the upper surface of the supporting plate, the upper end of the partition plate is fixed on the bottom surface of the supporting plate, the partition plates are arranged in a plurality, and the partition plates are arranged at equal intervals along the length direction of the supporting plate.
Through above-mentioned technical scheme, be convenient for support a plurality of ball-milling jar.
More preferably: the fixing mechanism is used for fixing the fixing mechanism;
the rotating mechanism comprises a second motor and a rotary table, the second motor is fixed on the supporting plate and located between the adjacent partition plates, an output shaft of the second motor upwards penetrates through the supporting plate and is fixed with the center of the rotary table, the rotary table is located above the supporting plate, and the fixing mechanism is fixed on the rotary table.
Through above-mentioned technical scheme, the second motor starts the back, and the carousel will drive ball-milling jar high-speed rotation, and nano particle, graphite alkene and the grinding ball in the ball-milling jar will collide each other, rub, and the grinding effect is better.
More preferably: the fixing mechanism comprises a positioning piece and a cover body, the positioning piece consists of two arc pieces, the two arc pieces surround two opposite sides of the ball milling tank, and the two arc pieces are attached to the circumferential surface of the ball milling tank;
the cover body is in threaded connection with the positioning piece, and the positioning piece is fixed on the turntable.
Through above-mentioned technical scheme, easy dismounting is convenient for put in the material. The fixing effect is good, and the ball milling tank can be effectively prevented from being separated from the turntable.
In conclusion, the invention has the following beneficial effects: the nano particles, the graphene and the talcum powder are matched for use, so that the wear resistance, the high temperature resistance, the lubricity, the fire resistance and the acid resistance of the coating are greatly improved.
During grinding, the nano particles, the graphene and the grinding balls are added into the ball-milling tank, then the ball-milling tank is placed between the two arc pieces, the arc pieces are tightly attached to the surface of the ball-milling tank, and then the cover body is covered, so that the ball-milling tank is fixed on the turntable. After the ball milling tank is fixed, a first motor and a second motor are started, after the second motor is started, the turntable drives the ball milling tank to rotate at a high speed, and the nano particles, the graphene and the grinding balls in the ball milling tank collide and rub with each other; after the first motor is started, the third connecting rod rotates by taking the first motor output shaft as a central shaft, and the first connecting rod, the second connecting rod and the third connecting rod are connected in a rotating mode, so that when the first connecting rod rotates, the second connecting rod drives the ball milling tank to perform periodic motion on the rotating plane of the first connecting rod, the motion track is annular, and at the moment, the third connecting rod performs reciprocating swing on the rotating plane of the first connecting rod. Under the cooperation of the action mechanism and the rotating mechanism, the nano particles, the graphene and the grinding balls can have higher impact speed and impact force, so that two grinding models exist in the grinding process of the nano particles and the graphene, namely the impact and grinding stripping effects of the grinding balls on the nano particles and the graphene; the self-grinding effect of the nano particles and the graphene comprises the impact and grinding effect among the nano particles, the graphene and the nano particles, the graphene, the nano particles, the graphene and grinding balls and the wall of the ball-milling tank. The two grinding models and high grinding striking frequency can greatly improve the grinding capacity of the grinding machine. Is suitable for grinding superfine powder.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment, which is mainly used for embodying the external structure of a ball mill;
FIG. 2 is a schematic structural diagram of an embodiment, which is mainly used for embodying the structure of the ball mill;
FIG. 3 is a schematic sectional view of an embodiment, which is mainly used for embodying the internal structure of the ball mill;
FIG. 4 is a schematic structural diagram of the embodiment, which is mainly used for embodying the structure of the actuating mechanism and the supporting frame;
fig. 5 is a schematic partial structural diagram of the embodiment, which is mainly used for embodying the structures of the rotating mechanism and the fixing mechanism.
In the figure, 1, a machine body; 2. an upper cover; 3. a convex strip; 4. heat dissipation holes; 5. a rotation mechanism; 51. a second motor; 52. a turntable; 6. a ball milling tank; 7. a fixing mechanism; 71. a positioning member; 72. a cover body; 8. an actuating mechanism; 81. a first fixed block; 82. a second fixed block; 83. a first motor; 84. a first link; 85. a second link; 86. a strut; 87. a third link; 88. a third fixed block; 89. a base plate; 9. a support frame; 91. a support plate; 92. a partition plate; 93. a support plate; 10. a visible window.
Detailed Description
The invention is described in detail below with reference to the figures and examples.
Example 1: the water-based nano material modified high-temperature silicon coating comprises the following raw material components in parts by weight:
45 parts of water-based organic silicon resin;
8 parts of nano silicon dioxide;
4 parts of graphene;
12 parts of talcum powder;
1.5 parts of a dispersing agent;
1.2 parts of a leveling agent;
16 parts of copper chromium black;
2 parts of flash rust inhibitor;
5 parts of deionized water.
The average particle size of the nano silicon dioxide is 50-100 nm.
The preparation method comprises the following steps:
s1, weighing the raw material components according to the weight parts of the raw material components of the water-based nano material modified high-temperature silicon coating;
s2, carrying out ball milling on the nano silicon dioxide and the graphene in the raw material components for 40 minutes by using a ball mill, and mixing to obtain nano mixed particles;
s3, adding the water-based organic silicon resin in the raw material components into a reaction kettle, heating to 62 ℃, adding deionized water, talcum powder and the nano mixed particles obtained in the step S2, and stirring to react for 40 min; heating to 90 ℃, adding the dispersing agent, the flatting agent, the copper-chromium black and the anti-flash rust agent into the reaction kettle, and stirring for reacting for 45 min; and filtering to obtain the product coating.
Referring to fig. 1, 2, 3, 4 and 5, in step S2, the ball mill includes a body 1, an upper cover 2, a ball mill pot 6, a fixing mechanism 7, an operating mechanism 8, a rotating mechanism 5 and a support frame 9. The machine body 1 is hollow and the upper part is open, and the upper cover 2 is covered on the open at the top of the machine body 1, so that the material to be ground is smoothly added and the ground material is smoothly taken out. Preferably, the upper cover 2 is a manual door, and the upper cover 2 is connected with the machine body 1 through a hinge for reducing the cost investment of the equipment. Preferably, upper cover 2 is the electrically operated gate, and upper cover 2 is connected through hydraulic support pole with organism 1, is convenient for control upper cover 2 and opens. The upper cover 2 is provided with a visual window 10, and the visual window 10 is positioned at the top of the machine body 1 and is made of transparent toughened glass. The inside of the body 1 can be observed through the visual window 10 without opening the upper cover 2. The surface of the upper cover 2 is fixed with a convex strip 3, which is beneficial to the opening and closing of the manual upper cover 2, and the convex strip 3 is positioned on the front surface of the machine body 1. Heat dissipation holes 4 are formed in the left side and the right side of the machine body 1, a plurality of heat dissipation holes 4 are formed in the heat dissipation holes 4, and the heat dissipation holes 4 are evenly distributed in the two opposite sides of the machine body 1. Through the heat dissipation holes 4, the heat inside the machine body 1 can be discharged outwards.
Referring to fig. 1, 2, 3, 4 and 5, the fixing mechanism 7, the acting mechanism 8, the rotating mechanism 5 and the supporting frame 9 are all arranged in the machine body 1, the acting mechanism 8 is fixed in the machine body 1 and is used for driving the supporting frame 9 to move periodically at a high speed, and the movement track is annular. The actuating mechanism 8 includes a first fixed block 81, a second fixed block 82, a first motor 83, a first connecting rod 84, a second connecting rod 85, a supporting rod 86, a third connecting rod 87, a bottom plate 89 and a third fixed block 88. The first fixing block 81 and the second fixing block 82 are both fixed at the bottom in the machine body 1, the first motor 83 is fixed on the second fixing block 82, the first motor 83 includes an output shaft, and the output shaft of the first motor 83 passes through the second fixing block 82 and is connected with the first connecting rod 84. One end of the first link 84 is fixed on the output shaft of the first motor 83, the other end is rotatably connected with the end of the second link 85, one end of the second link 85 is rotatably connected with the first link 84, and the other end is rotatably connected with the lower end of the third link 87. The upper end of the third connecting rod 87 is rotatably connected with the first fixing block 81, and the height position of the joint of the third connecting rod 87 and the first fixing block 81 is greater than the height position of the joint of the first connecting rod 84 and the first motor 83, so as to ensure that the lower end of the third connecting rod 87 smoothly swings.
Referring to fig. 1, 2, 3, 4 and 5, the length of the third link 87 is greater than the length of the first link 84 and less than the length of the second link 85, and preferably, the length of the third link 87 is 1.2 to 2.5 times the length of the first link 84 and the length of the second link 85 is 2.5 to 4 times the length of the first link 84. In the present embodiment, the third link 87 has a length 2 times that of the first link 84, and the second link 85 has a length 3 times that of the first link 84. In the technical scheme, the first connecting rod 84 can freely rotate for 360 degrees, and the support frame 9 can also obtain a motion track with relatively moderate amplitude.
Referring to fig. 1, 2, 3, 4 and 5, the lower end of the supporting rod 86 is fixed in the middle of the second connecting rod 85, the upper end of the supporting rod is rotatably connected with the third fixing block 88, the lower end of the third fixing block 88 is movably connected with the supporting rod 86, and the upper end of the third fixing block is fixed at the bottom of the bottom plate 89. The supporting frame 9 is fixed on the upper surface of the bottom plate 89. In the present embodiment, two actuating mechanisms 8 are provided in parallel, and the two actuating mechanisms 8 are respectively located near the left and right sides of the machine body 1. In this technical scheme, support frame 9 can stable support in branch 86 top, reduces to rock and incline.
Referring to fig. 1, 2, 3, 4, and 5, the support frame 9 includes a support plate 91, a partition plate 92, and a support plate 93. The layer board 91 is fixed on bottom plate 89, and the baffle 92 lower extreme is fixed on layer board 91 upper surface, and the upper end is fixed in the backup pad 93 bottom surface, and baffle 92 is provided with a plurality ofly, and a plurality of baffles 92 are arranged along layer board 91 length direction equidistance. The supporting plate 93 is supported on the tops of the plurality of partition plates 92, so that a large amount of materials to be ground can be ground at a time, and the grinding efficiency is improved.
Referring to fig. 1, 2, 3, 4 and 5, the rotating mechanism 5 is used for driving the fixing mechanism 7 to rotate, and the rotating mechanism 5 includes a second motor 51 and a turntable 52. The second motor 51 is fixed on the supporting plate 91 and located between the adjacent partition plates 92, the output shaft of the second motor 51 upwards penetrates through the supporting plate 93 and is fixed with the center of the rotating disc 52, the rotating disc 52 is located above the supporting plate 93, and the fixing mechanism 7 is fixed on the rotating disc 52. So that the material to be ground rotates at high speed and the grinding effect is improved.
Referring to fig. 1, 2, 3, 4 and 5, the fixing mechanism 7 is used for fixing the ball milling tank 6, the ball milling tank 6 is fixed on the support frame 9 through the fixing mechanism 7, and the ball milling tank 6 is internally provided with a material to be ground and grinding balls for grinding the material to be ground. The materials to be ground are nanoparticles and graphene. The number of the fixing mechanisms 7 is multiple, and the plurality of fixing mechanisms 7 are uniformly distributed around the center of the rotating disc 52. The fixing mechanism 7 includes a positioning member 71 and a cover 72. The positioning member 71 is composed of two arc pieces, the two arc pieces surround two opposite sides of the ball milling tank 6, and the two arc pieces are attached to the circumferential surface of the ball milling tank 6. The lower end of the positioning member 71 is fixed on the surface of the rotating disc 52, and the cover 72 is screwed with the positioning member 71. In this technical scheme, ball-milling jar 6 can place smoothly between two arcs piece, then passes through lid 72, makes it firmly fix between two arcs piece. The positioning member 71 is enclosed and fixed by two arc pieces, so that the worker can observe the movement of the ball milling tank 6 through the visual window 10 outside the machine body 1.
During grinding, the nano particles, the graphene and the grinding balls are added into the ball milling tank 6, then the ball milling tank 6 is placed between the two arc sheets, the arc sheets are tightly attached to the surface of the ball milling tank 6, and then the cover body 72 is covered, so that the ball milling tank 6 is fixed on the turntable 52. After the ball milling tank 6 is fixed, the first motor 83 and the second motor 51 are started, after the second motor 51 is started, the turntable 52 drives the ball milling tank 6 to rotate at a high speed, and the nano particles, the graphene and the grinding balls in the ball milling tank 6 collide and rub with each other; after the first motor 83 is started, the third connecting rod 87 rotates around the output shaft of the first motor 83, and since the first connecting rod 84, the second connecting rod 85 and the third connecting rod 87 are rotationally connected with each other, when the first connecting rod 84 rotates, the second connecting rod 85 drives the ball milling pot 6 to perform periodic motion on the rotating plane of the first connecting rod 84, the motion track is annular, and at this time, the third connecting rod 87 performs reciprocating swing on the rotating plane of the first connecting rod 84.
Example 2: compared with the embodiment 1, the water-based nano material modified high-temperature silicon coating is characterized by comprising the following raw material components in parts by weight:
40 parts of water-based silicone resin;
5 parts of nano zinc oxide;
3 parts of graphene;
10 parts of talcum powder;
1 part of a dispersant;
0.5 part of a leveling agent;
15 parts of carbon black;
1 part of flash rust inhibitor;
3 parts of deionized water.
Example 3: compared with the embodiment 1, the water-based nano material modified high-temperature silicon coating is characterized by comprising the following raw material components in parts by weight:
55 parts of water-based silicone resin;
12 parts of nano particles;
6 parts of graphene;
15 parts of talcum powder;
3 parts of a dispersing agent;
2 parts of a leveling agent;
20 parts of inorganic pigment;
3 parts of flash rust inhibitor;
7 parts of deionized water.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that several improvements and modifications without departing from the principle of the present invention will occur to those skilled in the art, and such improvements and modifications should also be construed as within the scope of the present invention.
Claims (10)
1. A water-based nano material modified high-temperature silicon coating is characterized in that: the material comprises the following raw materials in parts by weight:
40-55 parts of water-based organic silicon resin;
5-12 parts of nano particles;
3-6 parts of graphene;
10-15 parts of talcum powder;
1-3 parts of a dispersant;
0.5-2 parts of a leveling agent;
15-20 parts of inorganic pigment;
1-3 parts of flash rust inhibitor;
3-7 parts of deionized water.
2. The aqueous nanomaterial-modified high-temperature silicon coating according to claim 1, characterized in that: the nano particles are one or more of nano silicon dioxide, nano titanium dioxide, nano zirconium dioxide and nano zinc oxide; the particle size of the nano particles is 50-300 nm.
3. The aqueous nanomaterial-modified high-temperature silicon coating according to claim 1, characterized in that: the inorganic pigment is one or more of copper chromium black, carbon black, titanium white, chrome yellow, iron blue, cadmium red and cadmium yellow.
4. A preparation method of a water-based nano material modified high-temperature silicon coating is characterized by comprising the following steps: the method comprises the following steps:
s1, weighing the raw material components according to the weight parts of the raw material components of the water-based nano material modified high-temperature silicon coating of any one of claims 1 to 3;
s2, carrying out ball milling on the nano particles and the graphene in the raw material components for 35-40 minutes by using a ball mill, and mixing to obtain nano mixed particles;
s3, adding the water-based organic silicon resin in the raw material components into a reaction kettle, heating to 60-70 ℃, adding deionized water, talcum powder and the nano mixed particles obtained in the step S2, and stirring for reaction for 30-40 min; heating to 80-90 ℃, adding the dispersing agent, the leveling agent, the inorganic pigment and the anti-flash rust agent into the reaction kettle together, and stirring for reaction for 40-50 min; and filtering to obtain the product coating.
5. The preparation method of the water-based nano material modified high-temperature silicon coating as claimed in claim 4, wherein the preparation method comprises the following steps: in step S2, the ball mill includes a body (1), a ball milling pot (6), a fixing mechanism (7), an actuating mechanism (8), and a support frame (9);
the fixing mechanism (7), the action mechanism (8) and the support frame (9) are all arranged in the machine body (1), the action mechanism (8) is fixed in the machine body (1) and used for driving the support frame (9) to move periodically, and the movement track is annular;
the fixing mechanism (7) is arranged on the support frame (9) and is used for fixing the ball milling tank (6);
the ball milling tank (6) is fixed on the support frame (9) through the fixing mechanism (7), and materials to be ground and grinding balls used for grinding the materials to be ground are placed in the ball milling tank (6).
6. The preparation method of the water-based nano material modified high-temperature silicon coating as claimed in claim 5, wherein the preparation method comprises the following steps: the action mechanism (8) comprises a first fixed block (81), a second fixed block (82), a first motor (83), a first connecting rod (84), a second connecting rod (85), a supporting rod (86), a third connecting rod (87) and a third fixed block (88);
the first fixing block (81) and the second fixing block (82) are fixed at the inner bottom of the machine body (1), the first motor (83) is installed on the second fixing block (82), one end of the first connecting rod (84) is fixed on an output shaft of the first motor (83), the other end of the first connecting rod is rotatably connected with the end part of the second connecting rod (85), one end of the second connecting rod (85) is rotatably connected with the first connecting rod (84), the other end of the second connecting rod is rotatably connected with the lower end of the third connecting rod (87), and the upper end of the third connecting rod (87) is rotatably connected with the first fixing block (81); the first link (84) length is less than the third link (87) length.
The lower end of the supporting rod (86) is fixed on the second connecting rod (85), the upper end of the supporting rod is rotatably connected with the third fixing block (88), and the third fixing block (88) is fixed on the supporting frame (9);
at least two action mechanisms (8) are arranged in parallel.
7. The preparation method of the water-based nano material modified high-temperature silicon coating as claimed in claim 6, wherein the preparation method comprises the following steps: the length of the third connecting rod (87) is 1.2-2.5 times of the length of the first connecting rod (84), and the length of the second connecting rod (85) is 2.5-4 times of the length of the first connecting rod (84).
8. The preparation method of the water-based nano material modified high-temperature silicon coating as claimed in claim 6, wherein the preparation method comprises the following steps: the supporting frame (9) comprises a supporting plate (91), a partition plate (92) and a supporting plate (93);
the supporting plate (91) is fixed on the third fixing block (88), the lower end of each partition plate (92) is fixed on the upper surface of the supporting plate (91), the upper end of each partition plate is fixed on the bottom surface of the supporting plate (93), a plurality of partition plates (92) are arranged, and the plurality of partition plates (92) are arranged at equal intervals along the length direction of the supporting plate (91).
9. The preparation method of the water-based nano material modified high-temperature silicon coating as claimed in claim 8, wherein the preparation method comprises the following steps: the device also comprises a rotating mechanism (5) for driving the fixing mechanism (7) to rotate;
the rotating mechanism (5) comprises a second motor (51) and a rotary disc (52), the second motor (51) is fixed on the supporting plate (91) and located between the adjacent partition plates (92), an output shaft of the second motor (51) upwards penetrates through the supporting plate (93) and is fixed with the center of the rotary disc (52), the rotary disc (52) is located above the supporting plate (93), and the fixing mechanism (7) is fixed on the rotary disc (52).
10. The preparation method of the water-based nano material modified high-temperature silicon coating as claimed in claim 9, wherein the preparation method comprises the following steps: the fixing mechanism (7) comprises a positioning part (71) and a cover body (72), the positioning part (71) consists of two arc sheets, the two arc sheets surround two opposite sides of the ball milling tank (6), and the two arc sheets are attached to the circumferential surface of the ball milling tank (6);
the cover body (72) is in threaded connection with the positioning piece (71), and the positioning piece (71) is fixed on the rotary disc (52).
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112159623A (en) * | 2020-09-28 | 2021-01-01 | 成都玉龙化工有限公司 | High-temperature-resistant coating and preparation method thereof |
| CN112831273A (en) * | 2021-01-28 | 2021-05-25 | 甘肃金盾化工有限责任公司 | Water-based self-cleaning overtemperature warning coating and preparation method thereof |
| CN115651531A (en) * | 2022-10-27 | 2023-01-31 | 湖北巴司特科技股份有限公司 | Water-based nano material modified high-temperature silicon coating and preparation equipment thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3991948A (en) * | 1974-06-04 | 1976-11-16 | Vereinigte Osterreichische Eisen- Und Stahlwerke-Alpine Montan Aktiengesellschaft | Vibratory mill for disintegrating material |
| CN200970538Y (en) * | 2006-08-31 | 2007-11-07 | 复旦大学 | High energy nano powder preparing machine |
| KR20110004761U (en) * | 2009-11-06 | 2011-05-13 | 김성수 | Ball mill |
| US20150307759A1 (en) * | 2014-04-28 | 2015-10-29 | Ames Rubber Corporation | Solventless curable coating systems and uses thereof |
| CN107841167A (en) * | 2017-11-15 | 2018-03-27 | 上海鎏彩建材科技股份有限公司 | Transparent exterior wall nano paint and preparation method thereof |
| CN208554419U (en) * | 2018-05-07 | 2019-03-01 | 洛阳利尔中晶光伏材料有限公司 | A kind of planetary ball mill with heat sinking function |
| CN208599868U (en) * | 2018-07-31 | 2019-03-15 | 江西赛瓷材料有限公司 | One kind waving drum mill |
| CN109836996A (en) * | 2017-09-22 | 2019-06-04 | 北京大学深圳研究生院 | Aqueous thermally conductive anticorrosive paint of one kind and preparation method thereof |
| CN109852233A (en) * | 2018-11-27 | 2019-06-07 | 南安泰达工业设计有限公司 | A kind of Wear-resistant, high-temperature resistant coating and preparation method thereof |
-
2019
- 2019-10-16 CN CN201910981876.1A patent/CN110746880A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3991948A (en) * | 1974-06-04 | 1976-11-16 | Vereinigte Osterreichische Eisen- Und Stahlwerke-Alpine Montan Aktiengesellschaft | Vibratory mill for disintegrating material |
| CN200970538Y (en) * | 2006-08-31 | 2007-11-07 | 复旦大学 | High energy nano powder preparing machine |
| KR20110004761U (en) * | 2009-11-06 | 2011-05-13 | 김성수 | Ball mill |
| US20150307759A1 (en) * | 2014-04-28 | 2015-10-29 | Ames Rubber Corporation | Solventless curable coating systems and uses thereof |
| CN109836996A (en) * | 2017-09-22 | 2019-06-04 | 北京大学深圳研究生院 | Aqueous thermally conductive anticorrosive paint of one kind and preparation method thereof |
| CN107841167A (en) * | 2017-11-15 | 2018-03-27 | 上海鎏彩建材科技股份有限公司 | Transparent exterior wall nano paint and preparation method thereof |
| CN208554419U (en) * | 2018-05-07 | 2019-03-01 | 洛阳利尔中晶光伏材料有限公司 | A kind of planetary ball mill with heat sinking function |
| CN208599868U (en) * | 2018-07-31 | 2019-03-15 | 江西赛瓷材料有限公司 | One kind waving drum mill |
| CN109852233A (en) * | 2018-11-27 | 2019-06-07 | 南安泰达工业设计有限公司 | A kind of Wear-resistant, high-temperature resistant coating and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112159623A (en) * | 2020-09-28 | 2021-01-01 | 成都玉龙化工有限公司 | High-temperature-resistant coating and preparation method thereof |
| CN112831273A (en) * | 2021-01-28 | 2021-05-25 | 甘肃金盾化工有限责任公司 | Water-based self-cleaning overtemperature warning coating and preparation method thereof |
| CN115651531A (en) * | 2022-10-27 | 2023-01-31 | 湖北巴司特科技股份有限公司 | Water-based nano material modified high-temperature silicon coating and preparation equipment thereof |
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