CN102659387A - High-temperature far infrared radiation energy-saving composite coating and preparation method thereof - Google Patents
High-temperature far infrared radiation energy-saving composite coating and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a high-temperature far infrared radiation energy-saving composite coating and a preparation method thereof, aiming at providing a composite coating with the advantages of stable structure, low production cost and little environment pollution. The high-temperature far infrared radiation energy-saving composite coating is technically characterized by comprising the following components in percent by weight: 25-30 percent of Baihou asbolite, 10-15 percent of Yinjiang kaolin, 5-7 percent of manganese oxide, 6-8 percent of ferric oxide, 4-6 percent of chromic oxide, 15-20 percent of Guodong mortar, 10-12 percent of aluminum oxide, 6-8 percent of zircon sand, 3-5 percent of titanium oxide and 1-3 percent of lanthanum oxide.. The preparation method comprises the steps of: 1, crushing the Baihou asbolite and the Yinjiang kaolin, and screening; 2, respectively screening the aluminum oxide, the manganese oxide, the zircon sand, the ferric oxide, the titanium oxide and the chromic oxide; 3, respectively loading all screened components in a sagger and then entering a kiln for calcining; and 4, smashing and blending calcined block materials, grinding through a wet process ball grinder, and screening to obtain the composite coating. The invention belongs to the technical field of coating preparation.
Description
Technical field
The present invention relates to a kind of composite coating; Specifically, energy-conservation composite coating of high temperature far-infrared radiation and preparation method thereof; Belong to the coating preparing technical field.
Background technology
China's domestic ceramics output accounts for the whole world 65%, and annual export volume reaches more than 8,000,000,000, accounts for more than 70% of world's total volume of exports.But because the ceramic industry bottom of China is thinner, the product calcination equipment is comparatively backward, exists the high problem of energy consumption.Burn till aspect the energy consumption at the household china unit product, the energy consumption of domestic fuel gas tunnel kiln is 1.00-1.35Kg mark coal/Kg porcelain, and whole process of production is burnt till energy consumption and accounted for total cost more than 30%.And the energy consumption of external fuel gas tunnel kiln is 0.43 ~ 0.86Kg mark coal/Kg porcelain, and unit product burns till energy consumption to be had only about half of China.Therefore improving the kiln technical equipment is the energy-saving and cost-reducing important means of ceramic industry.
At present, the energy-conservation groundwork of China's ceramic industry concentrates on kiln transformation, comprises that by intermittent production technology transformation and upgrade be continuity production, the stages such as kiln heat preserving and insulating material upgrading; Part enterprise reduces firing temperature through minor components such as introducing rare earths in the base glaze, realizes the high-grade daily bone china of intermediate sintering temperature; Enterprise's utilization preparation of metal oxides infrared radiation coating that part is advanced is used for the kiln inwall, reduces kiln thermal losses or the like.But the infrared radiation coating processed of utilization MOX, it is higher to exist cost, applies relatively problem such as difficulty of aspect.
Summary of the invention
The objective of the invention is to overcome the shortcoming of above-mentioned prior art; Energy-conservation composite coating of a kind of high temperature far-infrared radiation and preparation method thereof is provided; In energy-conservation composite coating, introduce local hundred time asbolanes, Guo Dong slurry stone and silver-colored river kaolin, reduced preparation cost, product structure is stable; Radiant ratio is high, and environmental pollution is little.
Last technical scheme of the present invention is such: the energy-conservation composite coating of this high temperature far-infrared radiation, be made up of following weight percent component: 25～30,%00 wait asbolane, 10～15% silver medal river kaolin, 5～7% manganese oxide, 6～8% red stone, 4～6% chromic oxide, 15～20% Guo Dong slurry stone, 10～12% aluminum oxide, 6～8% zircon sands, 3～5% titanium oxide, 1～3% lanthanum trioxide.
The above-mentioned energy-conservation composite coating of high temperature far-infrared radiation; Wherein, this coating is made up of following weight percent component: 27～28,%00 wait asbolane, 12～13% silver medal river kaolin, 5.5～6.5% manganese oxide, 6.5～7.5% red stone, 4.5～5.5% chromic oxide, 17～18% Guo Dong slurry stone, 10.5～11.5% aluminum oxide, 6.5～7.5% zircon sands, 3.5～4.5% titanium oxide, 1.5～2.5% lanthanum trioxides.
Back of the present invention one technical scheme is such: the preparation method of the energy-conservation composite coating of this high temperature far-infrared radiation, and this method may further comprise the steps successively:
1) Guo Dong is starched stone, silver-colored river kaolin and hundred time asbolane pulverize separately, sieve; 2) with aluminum oxide, manganese oxide, zirconium English
2) sand, red stone, titanium oxide and chromic oxide and lanthanum trioxide sieve respectively;
3) with step 1) and step 2) each component after sieving installs respectively in saggar, goes into kiln then and ceases fire after 40 minutes 1260～1280 ℃ of calcinings, naturally cools to the normal temperature kiln discharge;
4) will calcine the back block smashs to pieces; The ratio of 25～30,%00 time asbolanes, 10～15% silver medal river kaolin, 5～7% manganese oxide, 6～8% red stone, 4～6% chromic oxide, 15～20% Guo Dong slurry stone, 10～12% aluminum oxide, 6～8% zircon sands, 3～5% titanium oxide, 1～3% lanthanum trioxide is prepared burden by weight percentage; Grind through ball mill by wet process, obtain the energy-conservation composite coating of new type high temperature far-infrared radiation behind 250 mesh standard sieves excessively.
Further, the preparation method of the above-mentioned energy-conservation composite coating of high temperature far-infrared radiation, step 1) and step 2) described consent is 180 orders.
Further, the preparation method of the above-mentioned energy-conservation composite coating of high temperature far-infrared radiation, the described consent of step 4) is 250 orders.
Compared with prior art, the present invention has following advantage:
1, coating technology index provided by the present invention is following: 1. use temperature scope: 600～1500 ℃; 2. thermal conductivity: 0.36w/m.k; 3. viscosity: 50S; 4. radiant ratio (blackness): more than 0.87.
2, the present invention is through successfully introducing local hundred time asbolanes, Guo Dong slurry stone and silver-colored river kaolin in prescription, and the mass percent that accounts for the raw material total amount reaches 50～65%, has reduced preparation cost.
3, this product structure is stable, and production cost is low, and radiant ratio is high, and environmental pollution is little, is fit to generally promote the use of; Improve the radiative transfer ability, reduce the furnace outer wall heat lost by radiation, improve body of heater work-ing life, improve the body of heater resistance to air loss, reduce that high-temperature gas escapes and the characteristics such as calorific loss that cause.
4, the present invention is for ceramic industry; Reduce production costs; Save energy, minimizing environmental pollution and quickening are built a resource-conserving and environment-friendly society and are realized energy-conserving and environment-protective, cleaning green production target, and it is significant to promote the good and fast development of economic society.
Embodiment
Below in conjunction with embodiment, the present invention is done further restriction in detail, but any restriction of the present invention in pairs inadequately.
Embodiment 1
The energy-conservation composite coating of this high temperature far-infrared radiation is formed 27,%00 by following weight percent component and is waited asbolane, 12% silver medal river kaolin, 6% manganese oxide, 8% red stone, 4% chromic oxide, 20% Guo Dong slurry stone, 10% aluminum oxide, 8% zircon sand, 3% titanium oxide, 2% lanthanum trioxide.
Embodiment 2
The energy-conservation composite coating of this high temperature far-infrared radiation is formed 25,%00 by following weight percent component and is waited asbolane, 15% silver medal river kaolin, 7% manganese oxide, 7% red stone, 6% chromic oxide, 15% Guo Dong slurry stone, 12% aluminum oxide, 6% zircon sand, 4% titanium oxide, 3% lanthanum trioxide.
Embodiment 3
The energy-conservation composite coating of this high temperature far-infrared radiation is formed 35,%00 by following weight percent component and is waited asbolane, 10% silver medal river kaolin, 5% manganese oxide, 6% red stone, 5% chromic oxide, 16% Guo Dong slurry stone, 11% aluminum oxide, 7% zircon sand, 4% titanium oxide, 1% lanthanum trioxide.
The detailed description of the used component of the present invention:
Hundred wait asbolane: originate in mountain, the hundred time south of a town, Dapu County; Be to generate through long-term weathering deposition by containing the cobalt subsiliceous rock; Be a kind of a kind of oxidase complex ore deposit that is made up of powder blue, manganese oxide and other oxide compounds, chemical composition change is very big, is characterized in high-manganses low-nickel; Mainly contain the cobalt mineralss form and be (CaO, MnO) (Mn
2O
3).
Hundred wait the main chemical ingredients of asbolane
| Burn and lose | Co | Fe | Cu | Ni | NmO | SiO 2 | Al 2O 3 | CaO | MgO | Other |
| 3.12 | 1.89 | 6.91 | 0.22 | 0.14 | 23.5 | 29.87 | 23.07 | 0.91 | 3.45 | 0.69 |
Guo Dong starches stone: originate in Guang De town, Dapu County, this ore deposit contains a certain amount of kaolinite, and is a small amount of quartzy, is half weathering kaolin.Outward appearance is pearl, light red, and matter is hard, and particle is thick, aquation not, and poor plasticity, dry shrinkage is little, and dry tenacity is poor, is white in color whiteness 74% after the calcining.
Guo Dong slurry petrochemical industry composition
| Burn and lose | SiO 2 | Al 2O 3 | Fe 2O 3 | CaO | MgO | K 2O＋Na 2O | Other |
| 2.46 | 67.19 | 23.26 | 0.6 | 0.11 | 1.11 | 7.27 | 0.57 |
Silver river kaolin: originate from Dapu County silver Jiang Zhen, this ore deposit system by belong to Stage of Yanshan biotite granite and Jurassic systerm sand shale forms, hard block, thick, the poor plasticity of particle, outward appearance is the powder yellow, powdery or bulk, impurity is few.The calcining back is white or yellow-white, and whiteness is 71%.
Silver river kaolin chemistry composition
| Burn and lose | SiO 2 | Al 2O 3 | Fe 2O 3 | CaO | MgO | K 2O＋Na 2O | Other |
| 3.93 | 71.25 | 22.50 | 0.35 | 0.59 | 0.83 | 1.09 | 1.20 |
Concrete preparation method
The preparation method of the energy-conservation composite coating of high temperature far-infrared radiation of the present invention may further comprise the steps:
1) Guo Dong is starched stone, silver-colored river kaolin, hundred wait the asbolane pulverize separately processes powdery;
2) will process that powdered hundred is waited asbolanes, aluminum oxide, manganese oxide, zircon sand, Guo Dong slurry stone, red stone, titanium oxide and chromic oxide and lanthanum trioxide is crossed 180 mesh standard sieves respectively, and tail over to be controlled between the 0.3-0.5%;
3) above-mentioned various raw materials are installed respectively in saggar, go into the kiln calcining then, its temperature of firing is between 1260～1280 ℃, and ceases fire after 40 minutes in insulation under 1280 ℃ of temperature, naturally cools to the normal temperature kiln discharge;
4) will smash to pieces through the above-mentioned various raw material blocks after the calcining, and mix by the prescription accurate feed proportioning, the weight percent batching of above-mentioned each raw material is:
| Title | Ratio % | Title | Ratio % |
| Hundred wait asbolane | 25～30 | Guo Dong starches stone | 15～20 |
| Silver river kaolin | 10～15 | Aluminum oxide | 10～12 |
| Manganese oxide | 5～7 | Zircon sand | 6～8 |
| Red stone | 6～8 | Titanium oxide | 3～5 |
| Chromic oxide | 4～6 | Lanthanum trioxide | 1～3 |
5) above-mentioned batching is ground through ball mill by wet process, and the operation of sieving obtains the energy-conservation composite coating of new type high temperature far-infrared radiation, and wherein sieve aperture was 250 mesh standard sieves, tailed over to be controlled between the 0.1-0.5%.
When concrete the use:, on the inner lining of kiln surface, spray new type high temperature far-infrared radiation composite energy-saving coating then with inner lining of kiln surface removal dust; Wherein, about coating thickness 0.3～0.5mm, the average consumption 1.3kg/ of engineering ㎡, spraying is evenly; Naturally dried in the shade 12～24 hours after construction finishes, slowly heat up then and solidify sintering.
The energy-conservation composite coating of new type high temperature far-infrared radiation that each proportion of raw materials and method of manufacture thereof make according to the present invention has following technical indicator:
1. use temperature scope: 600～1500 ℃;
2. thermal conductivity: 0.36w/m.k;
3. viscosity: 50S;
4. radiant ratio (blackness): more than 0.87.
In sum, being merely preferred embodiment of the present invention, is not that the present invention is done any pro forma restriction; The those of ordinary skill of all industry all can be by the above and embodiment of the present invention swimmingly; But all professional and technical personnel of being familiar with the above technology contents that is disclosed capable of using and a little change of making, modify the equivalent variations with differentiation in not breaking away from technical scheme scope of the present invention, be equivalent embodiment of the present invention; Simultaneously, all foundations essence technology of the present invention all still belongs within the protection domain of technical scheme of the present invention change, modification and the differentiation etc. of any equivalent variations that above embodiment did.
Claims (5)
1. energy-conservation composite coating of high temperature far-infrared radiation; It is characterized in that this coating is made up of following weight percent component: 25～30,%00 wait asbolane, 10～15% silver medal river kaolin, 5～7% manganese oxide, 6～8% red stone, 4～6% chromic oxide, 15～20% Guo Dong slurry stone, 10～12% aluminum oxide, 6～8% zircon sands, 3～5% titanium oxide, 1～3% lanthanum trioxide.
2. the energy-conservation composite coating of high temperature far-infrared radiation according to claim 1; It is characterized in that this coating is made up of following weight percent component: 27～28,%00 wait asbolane, 12～13% silver medal river kaolin, 5.5～6.5% manganese oxide, 6.5～7.5% red stone, 4.5～5.5% chromic oxide, 17～18% Guo Dong slurry stone, 10.5～11.5% aluminum oxide, 6.5～7.5% zircon sands, 3.5～4.5% titanium oxide, 1.5～2.5% lanthanum trioxides.
3. the preparation method of the energy-conservation composite coating of the described high temperature far-infrared radiation of claim 1 is characterized in that this method may further comprise the steps successively:
1) Guo Dong is starched stone, silver-colored river kaolin and hundred time asbolane pulverize separately, sieve;
2) aluminum oxide, manganese oxide, zircon sand, red stone, titanium oxide and chromic oxide and lanthanum trioxide are sieved respectively;
3) with step 1) and step 2) each component after sieving installs respectively in saggar, goes into kiln then and ceases fire after 40 minutes 1260～1280 ℃ of calcinings, naturally cools to the normal temperature kiln discharge;
4) will calcine the back block and smash to pieces,, grind, obtain the energy-conservation composite coating of new type high temperature far-infrared radiation after crossing 250 mesh standard sieves through ball mill by wet process by the described weight ratio of claim 1 batching.
4. the preparation method of the energy-conservation composite coating of high temperature far-infrared radiation according to claim 3 is characterized in that step 1) and step 2) described consent is 180 orders.
5. the preparation method of the energy-conservation composite coating of high temperature far-infrared radiation according to claim 3 is characterized in that the described consent of step 4) is 250 orders.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103951442A (en) * | 2014-04-10 | 2014-07-30 | 卢鹏伟 | Furnace-protecting infrared ceramic furnace burden and preparation method thereof |
| CN106084915A (en) * | 2016-06-23 | 2016-11-09 | 袁春华 | A kind of preparation method of infrared radiation coating |
| CN106189562A (en) * | 2016-07-28 | 2016-12-07 | 杭州吉华高分子材料股份有限公司 | A kind of infra-red radiation heat radiation aqueous wear-resistant unsticky coating and preparation method thereof |
| CN107445654A (en) * | 2017-08-17 | 2017-12-08 | 徐欣怡 | Function ceramics coating and its preparation method and application |
| CN115260913A (en) * | 2022-09-29 | 2022-11-01 | 天津包钢稀土研究院有限责任公司 | Method for improving high-temperature reaction efficiency of rare earth polishing powder |
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| CN1552779A (en) * | 2003-12-18 | 2004-12-08 | 周惠敏 | High-temperature far infrared paint and preparing method thereof |
| CN101602613A (en) * | 2009-07-30 | 2009-12-16 | 张彦文 | A kind of high temperature resistant far infrared nano paint and preparation method |
| CN102417356A (en) * | 2010-09-27 | 2012-04-18 | 中国科学院理化技术研究所 | Nano-silicon carbide-based infrared radiation coating and preparation method thereof |
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2012
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1552779A (en) * | 2003-12-18 | 2004-12-08 | 周惠敏 | High-temperature far infrared paint and preparing method thereof |
| CN101602613A (en) * | 2009-07-30 | 2009-12-16 | 张彦文 | A kind of high temperature resistant far infrared nano paint and preparation method |
| CN102417356A (en) * | 2010-09-27 | 2012-04-18 | 中国科学院理化技术研究所 | Nano-silicon carbide-based infrared radiation coating and preparation method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103951442A (en) * | 2014-04-10 | 2014-07-30 | 卢鹏伟 | Furnace-protecting infrared ceramic furnace burden and preparation method thereof |
| CN103951442B (en) * | 2014-04-10 | 2015-10-28 | 卢鹏伟 | Furnace retaining infra-red china furnace charge and preparation method thereof |
| CN106084915A (en) * | 2016-06-23 | 2016-11-09 | 袁春华 | A kind of preparation method of infrared radiation coating |
| CN106189562A (en) * | 2016-07-28 | 2016-12-07 | 杭州吉华高分子材料股份有限公司 | A kind of infra-red radiation heat radiation aqueous wear-resistant unsticky coating and preparation method thereof |
| CN106189562B (en) * | 2016-07-28 | 2019-05-10 | 杭州吉华高分子材料股份有限公司 | Aqueous wear-resistant unsticky coating of a kind of infra-red radiation heat dissipation and preparation method thereof |
| CN107445654A (en) * | 2017-08-17 | 2017-12-08 | 徐欣怡 | Function ceramics coating and its preparation method and application |
| CN115260913A (en) * | 2022-09-29 | 2022-11-01 | 天津包钢稀土研究院有限责任公司 | Method for improving high-temperature reaction efficiency of rare earth polishing powder |
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