CN105860612B - A kind of infrared high-radiation energy-saving coating of high temperature resistant and preparation method thereof - Google Patents

A kind of infrared high-radiation energy-saving coating of high temperature resistant and preparation method thereof Download PDF

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CN105860612B
CN105860612B CN201610413741.1A CN201610413741A CN105860612B CN 105860612 B CN105860612 B CN 105860612B CN 201610413741 A CN201610413741 A CN 201610413741A CN 105860612 B CN105860612 B CN 105860612B
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temperature resistant
high temperature
radiation
radiation energy
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CN105860612A (en
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俞家红
王贵祥
陈卓
汤红运
陈国良
于永琪
孙娜丽
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China Triumph International Engineering Co Ltd
Anhui Huaguang Photoelectricity Materials Technology Group Co Ltd
Shenzhen Triumph Technology Engineering Co Ltd
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China Triumph International Engineering Co Ltd
Anhui Huaguang Photoelectricity Materials Technology Group Co Ltd
Shenzhen Triumph Technology Engineering Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D1/00Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D101/00Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
    • C09D101/08Cellulose derivatives
    • C09D101/26Cellulose ethers
    • C09D101/28Alkyl ethers
    • C09D101/286Alkyl ethers substituted with acid radicals
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    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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    • C09D103/00Coating compositions based on starch, amylose or amylopectin or on their derivatives or degradation products
    • C09D103/04Starch derivatives
    • C09D103/08Ethers
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D129/00Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Coating compositions based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Coating compositions based on derivatives of such polymers
    • C09D129/02Homopolymers or copolymers of unsaturated alcohols
    • C09D129/04Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract

The present invention relates to a kind of infrared high-radiation energy-saving coating of high temperature resistant, it is characterised in that:It includes the raw material of following parts by weight, 40 100 parts of radiation agent, 150 320 parts of filler, 72 180 parts of binding agent.The present invention after radiation agent is weighed proportioning with filler by premixing, again with binding agent high shear batch mixing, scattered, micro-nanoization grinding is carried out again, is disperseed, obtain the infrared high-radiation energy-saving coating of high temperature resistant, the infrared emittance of the coating of the present invention at high temperature is maintained at 0.85~0.95, various stoves are can be widely applied to, the thermal efficiency of stove can be effectively improved.

Description

A kind of infrared high-radiation energy-saving coating of high temperature resistant and preparation method thereof
Technical field:
The present invention relates to a kind of coating, are exactly specifically a kind of infrared high-radiation energy-saving coating of high temperature resistant and its preparation side Method.
Background technology:
Infrared radiative energy-saving coating is a kind of inorganic coating in infrared band with high radiant rate, is widely used in army The industries such as thing, space flight, metallurgy, the manufacture of coloured and refractory material, are mainly used for absorbing and radiant heat energy, blocking heat source penetrate body Heat dissipation, is a kind of new heat radiation and energy-saving material.Stove can be strengthened inside stove after application infrared radiative energy-saving coating Radiant heat transfer, effectively improve the efficiency of utilization of stove and product quality, yield, one played to the refractory material of stove matrix Fixed protective effect, extends the service life of stove kiln body, and can also reduce the discharge of carbon dioxide, generates environmental protection effect.
Existing infrared radiative energy-saving coating mostly based on metal oxide, be mainly used in operating temperature 1400 DEG C with Under high-temperature service, and achieve certain energy-saving effect;But meanwhile existing infrared radiative energy-saving coating is in hot environment During lower work, can generate radiance decline with the rise of operating temperature, disbonding, coating to product have certain pollution Deng influence, and its operating temperature needs further to be improved.
The content of the invention:
The present invention is exactly to overcome deficiency of the prior art, provides that a kind of composition is simple, easy resistance to of preparation process High-temperature infrared high-radiation energy-saving coating and preparation method thereof.
The present invention provides following technical scheme:
A kind of infrared high-radiation energy-saving coating of high temperature resistant, it is characterised in that:The raw material that it includes following parts by weight radiates 40-100 parts of agent, 150-320 parts of filler, 72-180 parts of binding agent;The radiation agent includes following weight proportion:7 parts of silicon boride- 15 parts, 15 parts -25 parts of titanium boride, 3 parts -8 parts of strontium boride, 4 parts -10 parts of hafnium boride, 3 parts -5 parts of boronation europium, 8 part -25 of carborundum Part, 2 parts -5 parts of ramet, 1 part -6 parts of hafnium carbide, 3 parts -10 parts of chromium carbide.
Based on the above technical solutions, there can also be following technical scheme:
The filler includes silica flour, tabular alumina, magnesia, calcium oxide, boron oxide, kaolin, bentonite, glutinous Mixture more than one or both of soil, yttrium stable zirconium oxide.
The binding agent includes Ludox, Aluminum sol, zirconium colloidal sol, aluminium dihydrogen phosphate, carboxymethyl cellulose, carboxymethyl and forms sediment Mixture more than one or both of powder, poly-vinyl alcohol solution, and Ludox must be contained in binding agent.
The radiation agent and grain size >=2500 mesh of all solids powder in filler.
Grain diameter in the Ludox, Aluminum sol and zirconium colloidal sol≤60nm.
A kind of preparation method of the infrared high-radiation energy-saving coating of high temperature resistant, it is characterised in that it comprises the following steps:A, will Radiation agent weighs proportioning premixing 10-60min with filler, and mixture then is carried out fine processes 2-4 times, obtains radiation agent With the ultra-fine mixed powder of filler;
B, ultra-fine mixed powder is put into the binding agent after proportioning in high shear dispersion machine together and carries out scattered 20~ 40min, then gained is delivered to repeatedly in nanometer sand mill and carries out micro-nanoization grinding 2-6 times, it is made with certain fluidity Thick suspension, obtain the infrared high-radiation energy-saving coating of high temperature resistant.
Particle mean size≤2 μm for the infrared high-radiation energy-saving coating of high temperature resistant being prepared.
The advantage of the invention is that:
The present invention has raw material composition simply, and preparation process is easy, and the infrared spoke under 1500 DEG C~1700 DEG C high temperature The rate of penetrating is maintained at 0.85~0.95, after inner surface spraying 0.1mm~0.5mm thickness of stove, can generate significant energy saving effect Fruit, and do not generate radiance and reduce, come off and the influences such as polluted product, suitable for different types of various stoves.
Specific embodiment:
With reference to embodiment, the present invention will be further described in detail.
Embodiment 1
A kind of infrared high-radiation energy-saving coating of high temperature resistant, each component are matched according to following composition by weight:100 parts of radiation agent, 150 parts of filler, 126 parts of binding agent.
Above-mentioned radiation agent is made of each raw material of following composition by weight:15 parts of silicon boride, 25 parts of titanium boride, 4 parts of strontium boride, 10 parts of hafnium boride, 5 parts of boronation europium, 25 parts of carborundum, 3 parts of ramet, 3 parts of hafnium carbide, 10 parts of chromium carbide.
Above-mentioned filler is made of each raw material of following composition by weight:130 parts of silica flour, 10 parts of boron oxide, 10 parts of bentonite.
Above-mentioned binding agent is made of each raw material of following composition by weight:100 parts of Ludox, 10 parts of carboxymethyl cellulose gather 16 parts of vinyl alcohol.
A kind of preparation method of the infrared high-radiation energy-saving coating of high temperature resistant, it comprises the following steps:A, by radiation agent with filling out After material weighs proportioning, 50min, then fine 2 times are pre-mixed;
B, and then obtained ultra-fine mixed powder is put into the binding agent after proportioning in high shear dispersion machine together and carried out Scattered 30min, then gained is inputted repeatedly, micro-nanoization grinding 5 times is carried out in nanoscale sand mill, it is made with certain flowing The thick suspension of property, obtains the infrared high-radiation energy-saving coating of high temperature resistant of average grain diameter≤0.5 μm.
The infrared high-radiation energy-saving coating of high temperature resistant in the present embodiment, the inner surface coated in stove, drying simultaneously cure shape Into the infrared high radiation coating of 0.5mm thickness, the radiance at 1500 DEG C, 1600 DEG C and 1700 DEG C is respectively 0.87,0.91 and 0.94。
Embodiment 2
A kind of infrared high-radiation energy-saving coating of high temperature resistant, each component are matched according to following composition by weight:46 parts of radiation agent, is filled out 235 parts of material, 180 parts of binding agent.
Above-mentioned radiation agent is made of each raw material of following composition by weight:7 parts of silicon boride, 15 parts of titanium boride, 3 parts of strontium boride, 4 parts of hafnium boride, 3 parts of boronation europium, 8 parts of carborundum, 2 parts of ramet, 1 part of hafnium carbide, 3 parts of chromium carbide.
Above-mentioned filler is made of each raw material of following composition by weight:150 parts of silica flour, 30 parts of tabular alumina, magnesia 5 Part, 5 parts of calcium oxide, 30 parts of kaolin, 15 parts of bentonite.
Above-mentioned binding agent is made of each raw material of following composition by weight:130 parts of Ludox, 30 parts of Aluminum sol, polyvinyl alcohol 10 parts, 10 parts of carboxymethyl starch.
A kind of preparation method of the infrared high-radiation energy-saving coating of high temperature resistant, it comprises the following steps:A, by radiation agent with filling out After material weighs proportioning, 35min, then fine 4 times are pre-mixed;Then by obtained ultra-fine mixed powder and the binding agent after proportioning It is put into together in high shear dispersion machine and carries out scattered 20min;
Then gained is inputted repeatedly again in nanoscale sand mill and carry out micro-nanoization grinding 4 times, be made with a constant current The thick suspension of dynamic property, obtains the infrared high-radiation energy-saving coating of high temperature resistant of average grain diameter≤1 μm.
The infrared high-radiation energy-saving coating of high temperature resistant in the present embodiment, the inner surface coated in stove, drying simultaneously cure shape Into the infrared high radiation coating of 0.4mm thickness, the radiance at 1500 DEG C, 1600 DEG C and 1700 DEG C is respectively 0.85,0.89 and 0.92。
Embodiment 3
A kind of infrared high-radiation energy-saving coating of high temperature resistant, each component are matched according to following composition by weight:70 parts of radiation agent, is filled out 296 parts of material, 72 parts of binding agent.
Above-mentioned radiation agent is made of each raw material of following composition by weight:7 parts of silicon boride, 18 parts of titanium boride, 8 parts of strontium boride, 10 parts of hafnium boride, 4 parts of boronation europium, 10 parts of carborundum, 3 parts of ramet, 6 parts of hafnium carbide, 4 parts of chromium carbide.
Above-mentioned filler is made of each raw material of following composition by weight:200 parts of silica flour, 12 parts of boron oxide, 55 parts of kaolin, 19 parts of clay, 10 parts of yttrium stable zirconium oxide.
Above-mentioned binding agent is made of each raw material of following composition by weight:52 parts of Ludox, 10 parts of zirconium colloidal sol, aluminium dihydrogen phosphate 5 parts, 5 parts of carboxymethyl cellulose.
A kind of preparation method of the infrared high-radiation energy-saving coating of high temperature resistant, it comprises the following steps:A, by radiation agent with filling out After material weighs proportioning, 10min, then fine 3 times are pre-mixed;
B, and then obtained ultra-fine mixed powder is put into the binding agent after proportioning in high shear dispersion machine together and carried out Scattered 40min;Then gained is inputted repeatedly again in nanoscale sand mill and carry out micro-nanoization grinding 3 times, be made with certain The thick suspension of mobility obtains the infrared high-radiation energy-saving coating of high temperature resistant of average grain diameter≤0.5 μm.
The infrared high-radiation energy-saving coating of high temperature resistant in the present embodiment, the inner surface coated in stove, drying simultaneously cure shape Into the infrared high radiation coating of 0.3mm thickness, the radiance at 1500 DEG C, 1600 DEG C and 1700 DEG C is respectively 0.87,0.90 and 0.92。
Embodiment 4
A kind of infrared high-radiation energy-saving coating of high temperature resistant, each component are matched according to following composition by weight:64 parts of radiation agent, is filled out 193 parts of material, 90 parts of binding agent.
Wherein radiation agent is made of each raw material of following composition by weight:12 parts of silicon boride, 15 parts of titanium boride, 6 parts of strontium boride, 5 parts of hafnium boride, 3 parts of boronation europium, 8 parts of carborundum, 5 parts of ramet, 4 parts of hafnium carbide, 3 parts of chromium carbide.
Above-mentioned filler is made of each raw material of following composition by weight:158 parts of silica flour, 10 parts of tabular alumina, magnesia 8 Part, 7 parts of calcium oxide, 10 parts of bentonite.
Above-mentioned binding agent is made of each raw material of following composition by weight:60 parts of Ludox, 10 parts of Aluminum sol, aluminium dihydrogen phosphate 10 parts, 5 parts of carboxymethyl cellulose, 5 parts of polyvinyl alcohol.
A kind of preparation method of the infrared high-radiation energy-saving coating of high temperature resistant, it comprises the following steps:A, by radiation agent with filling out After material weighs proportioning, 60min, then fine 3 times are pre-mixed;
B, and then obtained ultra-fine mixed powder is put into the binding agent after proportioning in high shear dispersion machine together and carried out Scattered 25min;Then gained is inputted repeatedly again in nanoscale sand mill and carry out micro-nanoization grinding 4 times, be made with certain The thick suspension of mobility obtains the infrared high-radiation energy-saving coating of high temperature resistant of average grain diameter≤0.2 μm.
The infrared high-radiation energy-saving coating of high temperature resistant in the present embodiment, the inner surface coated in stove, drying simultaneously cure shape Into the infrared high radiation coating of 0.3mm thickness, the radiance at 1500 DEG C, 1600 DEG C and 1700 DEG C is respectively 0.88,0.92 and 0.95。
Embodiment 5
A kind of infrared high-radiation energy-saving coating of high temperature resistant, each component are matched according to following composition by weight:80 parts of radiation agent, is filled out 320 parts of material, 168 parts of binding agent.
Above-mentioned radiation agent is made of each raw material of following composition by weight:14 parts of silicon boride, 25 parts of titanium boride, 6 parts of strontium boride, 4 parts of hafnium boride, 3 parts of boronation europium, 16 parts of carborundum, 4 parts of ramet, 1 part of hafnium carbide, 7 parts of chromium carbide.
Above-mentioned filler is made of each raw material of following composition by weight:190 parts of silica flour, 60 parts of tabular alumina, boron oxide 20 parts, 10 parts of kaolin, 12 parts of clay, 28 parts of yttrium stable zirconium oxide.
Above-mentioned binding agent is made of each raw material of following composition by weight:107 parts of Ludox, 13 parts of Aluminum sol, zirconium colloidal sol 8 Part, 25 parts of polyvinyl alcohol, 15 parts of carboxymethyl starch.
A kind of preparation method of the infrared high-radiation energy-saving coating of high temperature resistant, it comprises the following steps:A, by radiation agent with filling out After material weighs proportioning, 25min, then fine 3 times are pre-mixed;
B, and then obtained ultra-fine mixed powder is put into the binding agent after proportioning in high shear dispersion machine together and carried out Gained is then inputted in nanoscale sand mill and carries out micro-nanoization grinding 2 times, is made with certain by scattered 35min repeatedly again The thick suspension of mobility obtains the infrared high-radiation energy-saving coating of high temperature resistant of average grain diameter≤1 μm.
The infrared high-radiation energy-saving coating of high temperature resistant in the present embodiment, the inner surface coated in stove, drying simultaneously cure shape Into the infrared high radiation coating of 0.4mm thickness, the radiance at 1500 DEG C, 1600 DEG C and 1700 DEG C is respectively 0.89,0.93 and 0.95。
Embodiment 6
A kind of infrared high-radiation energy-saving coating of high temperature resistant, each component are matched according to following composition by weight:75 parts of radiation agent, is filled out 260 parts of material, 139 parts of binding agent.
Above-mentioned radiation agent is made of each raw material of following composition by weight:8 parts of silicon boride, 17 parts of titanium boride, 5 parts of strontium boride, 6 parts of hafnium boride, 4 parts of boronation europium, 25 parts of carborundum, 4 parts of ramet, 3 parts of hafnium carbide, 3 parts of chromium carbide.
Above-mentioned filler is made of each raw material of following composition by weight:175 parts of silica flour, 17 parts of magnesia, 18 parts of boron oxide, 17 parts of kaolin, 10 parts of bentonite, 10 parts of clay, 13 parts of yttrium stable zirconium oxide.
Above-mentioned binding agent is made of each raw material of following composition by weight:90 parts of Ludox, 24 parts of Aluminum sol, carboxymethyl cellulose Plain 13 parts, 15 parts of carboxymethyl starch.
A kind of preparation method of the infrared high-radiation energy-saving coating of high temperature resistant, it comprises the following steps:A, by radiation agent with filling out After material weighs proportioning, 40min, then fine 2 times are pre-mixed;
B, and then obtained ultra-fine mixed powder is put into the binding agent after proportioning in high shear dispersion machine together and carried out Gained is then inputted in nanoscale sand mill and carries out micro-nanoization grinding 6 times, is made with certain by scattered 40min repeatedly again The thick suspension of mobility obtains the infrared high-radiation energy-saving coating of high temperature resistant of average grain diameter≤0.1 μm.
The infrared high-radiation energy-saving coating of high temperature resistant in the present embodiment, the inner surface coated in stove, drying simultaneously cure shape Into the infrared high radiation coating of 0.1mm thickness, the radiance at 1500 DEG C, 1600 DEG C and 1700 DEG C is respectively 0.87,0.90 and 0.93。
Several preferred embodiments of the application have shown and described in above description, but as previously described, it should be understood that the application Be not limited to form disclosed herein, be not to be taken as the exclusion to other embodiment, and available for various other combinations, Modification and environment.And changes and modifications made by those skilled in the art do not depart from spirit and scope, then all Ying Ben In the protection domain for applying for appended claims.

Claims (5)

1. a kind of infrared high-radiation energy-saving coating of high temperature resistant, it is characterised in that:It includes the raw material of following parts by weight, radiation agent 40-100 parts, 150-320 parts of filler, 72-180 parts of binding agent;The radiation agent includes following weight proportion:7 part -15 of silicon boride Part, 15 parts -25 parts of titanium boride, 3 parts -8 parts of strontium boride, 4 parts -10 parts of hafnium boride, 3 parts -5 parts of boronation europium, 8 parts -25 parts of carborundum, 2 parts -5 parts of ramet, 1 part -6 parts of hafnium carbide, 3 parts -10 parts of chromium carbide;The filler includes silica flour, tabular alumina, oxygen Change mixture more than one or both of magnesium, calcium oxide, boron oxide, kaolin, bentonite, clay, yttrium stable zirconium oxide;
The binding agent includes Ludox, Aluminum sol, zirconium colloidal sol, aluminium dihydrogen phosphate, carboxymethyl cellulose, carboxymethyl starch, poly- Mixture more than one or both of glycohol solution, and Ludox must be contained in binding agent.
2. the infrared high-radiation energy-saving coating of high temperature resistant according to claim 1, it is characterised in that:The radiation agent and filler The grain size of middle all solids powder >=2500 mesh.
3. the infrared high-radiation energy-saving coating of high temperature resistant according to claim 1 or 2, it is characterised in that:The Ludox, aluminium Grain diameter in colloidal sol and zirconium colloidal sol≤60nm.
4. according to a kind of preparation method of the infrared high-radiation energy-saving coating of high temperature resistant described in claim 1, it is characterised in that It comprises the following steps:A, radiation agent and filler are weighed into proportioning premixing 10-60min, mixture is then subjected to fine Processing 2-4 times, obtains the ultra-fine mixed powder of radiation agent and filler;
B, ultra-fine mixed powder is put into the binding agent after proportioning in high shear dispersion machine together and disperses 20~40min, then will Gained, which is delivered to repeatedly in nanometer sand mill, carries out micro-nanoization grinding 2-6 times, is made thick outstanding with certain fluidity Floating fluid, obtains the infrared high-radiation energy-saving coating of high temperature resistant.
5. the preparation method of the infrared high-radiation energy-saving coating of high temperature resistant according to claim 4, it is characterised in that:It is prepared into Particle mean size≤2 μm of the infrared high-radiation energy-saving coating of high temperature resistant arrived.
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