CN106280586A - A kind of aluminum liquid stirs with high temperature resistant anti-corrosion inorganic coating - Google Patents
A kind of aluminum liquid stirs with high temperature resistant anti-corrosion inorganic coating Download PDFInfo
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- CN106280586A CN106280586A CN201610659132.4A CN201610659132A CN106280586A CN 106280586 A CN106280586 A CN 106280586A CN 201610659132 A CN201610659132 A CN 201610659132A CN 106280586 A CN106280586 A CN 106280586A
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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
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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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
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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
- C09D5/18—Fireproof paints including high temperature resistant paints
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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
- C09D7/65—Additives macromolecular
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Abstract
The invention discloses a kind of aluminum liquid high temperature resistant anti-corrosion inorganic coating of stirring, its raw materials used percentage is: component A glass 45 65%, B component glass 10 20%, vermiculite power 2 10%, nikel powder 5 25%, dispersant 1 5%, high-temperature agglomerant 5 15%, and the percetage by weight sum of above-mentioned each raw material is 100%；Wherein, component A is high temp glass, and it is that raw material forms by strontium carbonate, calcium carbonate, silicon dioxide, boric acid, aluminium oxide, and B component glass is the low temperature glass that softening point is relatively low, and it is that raw material forms by aluminium oxide, boric acid, sodium carbonate, zinc oxide, silicon dioxide.Inorganic coating of the present invention has good corrosion resistance, it is coated onto ordinary carbon steel or stirring-head surface prepared by low-alloy steel material, and utilizes the secondary levelling of A, B component glass, the consistency of coating can be improved, strengthen the stirring-head corrosion of resistance to aluminum performance, effectively extend stirring-head service life.
Description
Technical field
The invention belongs to Heat-resisting Inorganic Coating technical field, be specifically related to a kind of aluminum liquid high temperature resistant anti-corrosion inorganic painting of stirring
Material.
Background technology
Over nearly 50 years, aluminum has become as one of the most wide variety of metal.In building industry, aluminum is processed into aluminum and closes
Metallic door, window, balustrade etc. it are widely used in after gold；Aluminium alloy material is used the most in a large number in defence and military department of aviation system
Material；The aluminum cable of high intensity steel wire reinforcement is commonly used at power transmission；Additionally, the fields such as automobile making, articles for daily use, plant equipment are also
Use aluminium alloy the most in a large number.In order to improve production efficiency and produce quality, aluminum needs to use agitating device while Flashmelt,
Make the various elements in aluminum liquid more uniform.
At present in production process, the instrument for the stirring of aluminum liquid generally use the carbon steel of low cost or graphite preparation and
Become, though both industrialization the most, it directly contacts with high temperature aluminum liquid, and seriously corroded, scaling loss are relatively big, can be greatly shortened Beater operator
The service life of tool, and easily pollute aluminum liquid.A kind of resistance to aluminum disclosed in Chinese patent (CN 103938046A, CN 103938051A)
The cermet material of corrosion, is a kind of novel corrosion of resistance to aluminum material substituting existing aluminum liquid stirring tool, but it is prepared
Temperature is higher than 1000 DEG C.And the invention provides a kind of aluminum liquid high temperature resistant anti-corrosion inorganic coating of stirring, its need are painted on existing
On some stirring tools, easy to use.
Summary of the invention
It is an object of the invention to provide a kind of aluminum liquid stirring high temperature resistant anti-corrosion inorganic coating, its corrosion of resistance to aluminum performance
Well, and easy construction, it is adaptable to the surface-coated of aluminum liquid stirring tool.
For achieving the above object, the present invention adopts the following technical scheme that
A kind of aluminum liquid stirring is with high temperature resistant anti-corrosion inorganic coating, and its raw materials used percentage is: component A glass 45-
65%, B component glass 10-20%, vermiculite power 2-10%, nikel powder 5-25%, dispersant 1-5%, high-temperature agglomerant 5-15%, above-mentioned each former
The percetage by weight sum of material is 100%.
Each raw material granularity used is less than 45 μm.Wherein, the raw material composition percentage of component A glass is: carbonic acid
Strontium 20-30%, calcium carbonate 20-30%, silicon dioxide 30-45%, boric acid 5-15%, aluminium oxide 2-10%, its percetage by weight sum is
100%。
The raw material composition percentage of B component glass is: aluminium oxide 5-15%, boric acid 35-50%, sodium carbonate 5-
15%, zinc oxide 25-40%, silicon dioxide 2-10%, its percetage by weight sum is 100%.
The density of described nikel powder is 8.9 g/cm3。
Described dispersant is polyacrylate.
Described high-temperature agglomerant is organic siliconresin.
The stirring of described aluminum liquid is applicable to ordinary carbon steel with high temperature resistant anti-corrosion inorganic coating or prepared by low-alloy steel material stirs
Mix the coating of head surface；It specifically includes following operation:
1) dispensing；Component A glass, B component glass, vermiculite power, nikel powder, dispersant and high-temperature agglomerant is weighed, then by proportioning
It is dried 12h in 90 ~ 100 DEG C, to reduce Aggregate Feeding Error；
2) stirring；Each raw material stirring after dispensing is uniform, form uniform slurry；
3) removing surface: is eliminated rust in stirring-head surface, oil removing and go removing oxide layer to process；
4) coating；Use brush or spray gun that gained slurry is coated in stirring-head surface；
5) it is dried；It is dried 0.5-2h in coated stirring-head is placed on 100 DEG C of baking ovens, makes slurry be attached to stirring-head table
Face；
6) sintering；Respectively 550 ~ 700 DEG C, take out after 750 ~ 800 DEG C of each heat preservation sintering 0.5-2h, to obtain final product.
The remarkable advantage of the present invention is:
(1) in the present invention, component A glass is high temp glass, and B component glass is the low temperature glass that softening point is relatively low.In sintering process
In, B component glass liquefies levelling between 550-700 DEG C, filling pore, improves consistency；And after temperature reaches 750 ~ 800 DEG C, A
Component glass starts the levelling that liquefies, secondary filling pore, improves the consistency of coating further；By secondary levelling, can be effective
Improve the consistency of coating.
(2) present invention is by adding high density (8.9 g/cm3) nikel powder so that it is dispersed during glass liquefaction
At surface of the work, the liquid level preventing surface tension from causing shrinks, thus plays the effect of maintenance sintering；Meanwhile, the nikel powder of addition
At high temperature can interact with glass network, form B-O-Ni chemical bond, thus constitute the network structure of densification.
(3) coating prepared by inorganic coating of the present invention has the gloss of glassy state, and its hardness is high, and the corrosion of resistance to aluminum is good,
Adhesive force is strong, and consistency is high, has reached practical and industrialized condition.
(4) inorganic coating of the present invention can be made into slurry, construction can direct spraying or brushing, it is simple to operate, energy-conservation, and can
Using normal temperature cure, long-term tolerable temperature is up to 800 DEG C.
Accompanying drawing explanation
Fig. 1 is the design sketch of surface of the work after inorganic coating sinters.
Fig. 2 is for adding 0%(a) and 13%(b) coating after nikel powder sintering11B-NMR schemes.
Detailed description of the invention
A kind of aluminum liquid stirring is with high temperature resistant anti-corrosion inorganic coating, and its raw materials used percentage is: component A glass
45-65%, B component glass 10-20%, vermiculite power 2-10%, nikel powder 5-25%, dispersant 1-5%, high-temperature agglomerant 5-15%, above-mentioned
The percetage by weight sum of each raw material is 100%.
Each raw material granularity used is less than 45 μm.Wherein, the raw material composition percentage of component A glass is: carbonic acid
Strontium 20-30%, calcium carbonate 20-30%, silicon dioxide 30-45%, boric acid 5-15%, aluminium oxide 2-10%, its percetage by weight sum is
100%。
The raw material composition percentage of B component glass is: aluminium oxide 5-15%, boric acid 35-50%, sodium carbonate 5-
15%, zinc oxide 25-40%, silicon dioxide 2-10%, its percetage by weight sum is 100%.
The density of described nikel powder is 8.9 g/cm3。
Described dispersant is polyacrylate.
Described high-temperature agglomerant is organic siliconresin.
The stirring of described aluminum liquid is applicable to ordinary carbon steel with high temperature resistant anti-corrosion inorganic coating or prepared by low-alloy steel material stirs
Mix the coating of head surface；It specifically includes following operation:
1) dispensing；Component A glass, B component glass, vermiculite power, nikel powder, dispersant and high-temperature agglomerant is weighed, then by proportioning
It is dried 12h in 90 ~ 100 DEG C, to reduce Aggregate Feeding Error；
2) stirring；Each raw material stirring after dispensing is uniform, form uniform slurry；
3) removing surface: is eliminated rust in stirring-head surface, oil removing and go removing oxide layer to process；
4) coating；Use brush or spray gun that gained slurry is coated in stirring-head surface；
5) it is dried；It is dried 0.5-2h in coated stirring-head is placed on 100 DEG C of baking ovens, makes slurry be attached to stirring-head table
Face；
6) sintering；Respectively 550 ~ 700 DEG C, take out after 750 ~ 800 DEG C of each heat preservation sintering 0.5-2h, to obtain final product.
Step 2) agitating procedure in, also can add diluent as required, to adjust slurry viscosity.
The removing surface work of step 3) can use the method such as sandblasting or sand papering to carry out.
Step 6) sintering process can use and be rapidly heated, and programming rate is up to 10 ~ 15 DEG C/min；After sintering, stirring-head can be straight
Access out, it is not necessary to be cooled to room temperature.
In order to make content of the present invention easily facilitate understanding, below in conjunction with detailed description of the invention to of the present invention
Technical scheme is described further, but the present invention is not limited only to this.
Table 1 embodiment 1-5 prepares the component proportion table (percetage by weight %) of inorganic coating
Embodiment 1
Weigh a certain amount of component A glass, B component glass, vermiculite power, nikel powder, polyacrylate respectively according to table 1 proportioning, have
Machine silicones, and carry out proportioning, stirring, removing surface according to abovementioned steps successively, coat, operation, the dried sample such as be dried
Product are placed in program control stove and are sintered, and sintering condition is 550 DEG C, 750 DEG C of each heat preservation sintering 2h；Wherein, the raw material of component A glass
Consist of: strontium carbonate 20%, calcium carbonate 30%, silicon dioxide 30%, boric acid 15%, aluminium oxide 5%, the raw material composition of B component glass
For: aluminium oxide 5%, boric acid 35%, sodium carbonate 15%, zinc oxide 40%, silicon dioxide 5%.
Embodiment 2
Weigh a certain amount of component A glass, B component glass, vermiculite power, nikel powder, polyacrylate respectively according to table 1 proportioning, have
Machine silicones, and carry out proportioning, stirring, removing surface according to abovementioned steps successively, coat, operation, the dried sample such as be dried
Product are placed in program control stove and are sintered, and sintering condition is 600 DEG C, 760 DEG C of each heat preservation sintering 1.5h；Wherein, component A glass is former
Material consists of: strontium carbonate 30%, calcium carbonate 20%, silicon dioxide 35%, boric acid 13%, aluminium oxide 2%, the raw material composition of B component glass
For: aluminium oxide 10%, boric acid 50%, sodium carbonate 5%, zinc oxide 25%, silica 1 0%.
Embodiment 3
Weigh a certain amount of component A glass, B component glass, vermiculite power, nikel powder, polyacrylate respectively according to table 1 proportioning, have
Machine silicones, and carry out proportioning, stirring, removing surface according to abovementioned steps successively, coat, operation, the dried sample such as be dried
Product are placed in program control stove and are sintered, and sintering condition is 650 DEG C, 780 DEG C of each heat preservation sintering 1h；Wherein, the raw material of component A glass
Consist of: strontium carbonate 25%, calcium carbonate 25%, silicon dioxide 35%, boric acid 5%, aluminium oxide 10%, the raw material composition of B component glass
For: aluminium oxide 10%, boric acid 50%, sodium carbonate 8%, zinc oxide 30%, silicon dioxide 2%.
Embodiment 4
Weigh a certain amount of component A glass, B component glass, vermiculite power, nikel powder, polyacrylate respectively according to table 1 proportioning, have
Machine silicones, and carry out proportioning, stirring, removing surface according to abovementioned steps successively, coat, operation, the dried sample such as be dried
Product are placed in program control stove and are sintered, and sintering condition is 680 DEG C, 780 DEG C of each heat preservation sintering 1h；Wherein, the raw material of component A glass
Consist of: strontium carbonate 28%, calcium carbonate 22%, silicon dioxide 32%, boric acid 12%, aluminium oxide 6%, the raw material composition of B component glass
For: aluminium oxide 15%, boric acid 40%, sodium carbonate 12%, zinc oxide 26%, silicon dioxide 7%.
Embodiment 5
Weigh a certain amount of component A glass, B component glass, vermiculite power, nikel powder, polyacrylate respectively according to table 1 proportioning, have
Machine silicones, and carry out proportioning, stirring, removing surface according to abovementioned steps successively, coat, operation, the dried sample such as be dried
Product are placed in program control stove and are sintered, and sintering condition is 700 DEG C, 800 DEG C of each heat preservation sintering 0.5h；Wherein, component A glass is former
Material consists of: strontium carbonate 22%, calcium carbonate 23%, silicon dioxide 40%, boric acid 10%, aluminium oxide 5%, the raw material composition of B component glass
For: aluminium oxide 8%, boric acid 45%, sodium carbonate 10%, zinc oxide 28%, silicon dioxide 9%.
The assay of table 2 embodiment 1-5 gained coating aluminum-resistant corrosion
Table 2 is the assay of embodiment 1-5 gained coating aluminum-resistant corrosion.From table 2, embodiment 1 composition of raw materials institute shape
The anti-corrosion coating become can effectively delay aluminum corrosion, but the most gradually lost efficacy；It is anti-corrosion that embodiment 2 composition of raw materials is formed
Coating can effectively delay aluminum corrosion, but starts after 30 days to lose efficacy；The anti-corrosion coating that embodiment 3 composition of raw materials is formed can have
Imitate and delay aluminum corrosion, but the mild corrosion occurred after 10 days；The anti-corrosion coating that embodiment 4 composition of raw materials is formed can be effective
Delay aluminum corrosion, remain to after 30 days protect matrix not by aluminum corrosion；The anti-corrosion coating energy that embodiment 5 composition of raw materials is formed
Effectively delay aluminum corrosion, still keep complete after 30 days.
Fig. 2 is for adding 0%(a) and 13%(b) coating after nikel powder sintering11B-NMR schemes.By Fig. 2 susceptible of proof B-O-Ni chemistry
The generation of key.
The foregoing is only presently preferred embodiments of the present invention, all impartial changes done according to scope of the present invention patent with
Modify, all should belong to the covering scope of the present invention.
Claims (7)
1. an aluminum liquid stirs with high temperature resistant anti-corrosion inorganic coating, it is characterised in that: raw materials used percentage is: A
Component glass 45-65%, B component glass 10-20%, vermiculite power 2-10%, nikel powder 5-25%, dispersant 1-5%, high-temperature agglomerant 5-
15%, the percetage by weight sum of above-mentioned each raw material is 100%.
The most according to claim 1, the stirring of aluminum liquid is with high temperature resistant anti-corrosion inorganic coating, it is characterised in that: component A glass former
Material composition percentage is: strontium carbonate 20-30%, calcium carbonate 20-30%, silicon dioxide 30-45%, boric acid 5-15%, oxygen
Changing aluminum 2-10%, its percetage by weight sum is 100%.
The most according to claim 1, the stirring of aluminum liquid is with high temperature resistant anti-corrosion inorganic coating, it is characterised in that: B component glass former
Material composition percentage is: aluminium oxide 5-15%, boric acid 35-50%, sodium carbonate 5-15%, zinc oxide 25-40%, titanium dioxide
Silicon 2-10%, its percetage by weight sum is 100%.
The most according to claim 1, the stirring of aluminum liquid is with high temperature resistant anti-corrosion inorganic coating, it is characterised in that: described nikel powder close
Degree is 8.9 g/cm3。
The most according to claim 1, aluminum liquid stirs with high temperature resistant anti-corrosion inorganic coating, it is characterised in that: described dispersant is poly-
Acrylate.
The most according to claim 1, aluminum liquid stirs with high temperature resistant anti-corrosion inorganic coating, it is characterised in that: described high-temperature agglomerant
For organic siliconresin.
The most according to claim 1, the stirring of aluminum liquid is with high temperature resistant anti-corrosion inorganic coating, it is characterised in that: for ordinary carbon steel or
The coating on stirring-head surface prepared by low-alloy steel material.
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| CN201610659132.4A CN106280586B (en) | 2016-08-12 | 2016-08-12 | A kind of anti-corrosion inorganic coating of aluminium liquid stirring high temperature resistant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114249992A (en) * | 2020-09-22 | 2022-03-29 | 海洋化工研究院有限公司 | Stepped melting high-temperature-resistant heat-insulating fireproof coating and preparation method and application thereof |
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| CN101550315A (en) * | 2009-05-15 | 2009-10-07 | 泰州市四联化工有限公司 | Black organic silicon heat-resistant paint and preparation method thereof |
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| CN103964695A (en) * | 2014-03-31 | 2014-08-06 | 上海天马有机发光显示技术有限公司 | Frit mixture as well as application and preparation method thereof |
| CN104060147A (en) * | 2014-06-21 | 2014-09-24 | 上海君山表面技术工程股份有限公司 | Corrosion resistant coating and preparation method thereof |
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2016
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|---|---|---|---|---|
| CN1161946A (en) * | 1997-03-14 | 1997-10-15 | 冶金工业部钢铁研究总院 | Coating resisting molten-metal aluminium liquid corrosion and coating method thereof |
| CN101550315A (en) * | 2009-05-15 | 2009-10-07 | 泰州市四联化工有限公司 | Black organic silicon heat-resistant paint and preparation method thereof |
| CN103468131A (en) * | 2013-09-22 | 2013-12-25 | 江苏华夏制漆科技有限公司 | Salt-fog-resistant and high-temperature-resistant paint and preparation method thereof |
| CN103525298A (en) * | 2013-09-24 | 2014-01-22 | 江苏荣昌新材料科技有限公司 | Superhigh-temperature-resisting and anti-corrosion coating as well as preparation method thereof |
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| CN114249992A (en) * | 2020-09-22 | 2022-03-29 | 海洋化工研究院有限公司 | Stepped melting high-temperature-resistant heat-insulating fireproof coating and preparation method and application thereof |
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Effective date of registration: 20220224 Address after: 350108 - 402, 4th floor, building 10, phase I, innovation park, Haixi high tech Industrial Park, Fuzhou high tech Zone, Fuzhou, Fujian (No. 3, Keji East Road, Shangjie Town, Minhou County) Patentee after: FUZHOU RICK BROWN PHARMACEUTICAL TECHNOLOGY Co.,Ltd. Address before: 050000 room d303, 3rd floor, East skirt, IOT building, 377 xinshizhong Road, Shijiazhuang City, Hebei Province Patentee before: Hebei Zheyang New Material Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 350108 The first and second floors of Jiecheng Industrial Park R&D Building, No. 36, Houshanzhaishan, Nanyu Town, High tech Zone, Fuzhou, Fujian Patentee after: FUZHOU RICK BROWN PHARMACEUTICAL TECHNOLOGY Co.,Ltd. Address before: 350108 - 402, 4th floor, building 10, phase I, innovation park, Haixi high tech Industrial Park, Fuzhou high tech Zone, Fuzhou, Fujian (No. 3, Keji East Road, Shangjie Town, Minhou County) Patentee before: FUZHOU RICK BROWN PHARMACEUTICAL TECHNOLOGY Co.,Ltd. |