CN105152630A - Ceramic paint and application thereof - Google Patents
Ceramic paint and application thereof Download PDFInfo
- Publication number
- CN105152630A CN105152630A CN201510542047.5A CN201510542047A CN105152630A CN 105152630 A CN105152630 A CN 105152630A CN 201510542047 A CN201510542047 A CN 201510542047A CN 105152630 A CN105152630 A CN 105152630A
- Authority
- CN
- China
- Prior art keywords
- content
- ceramic coating
- binder bond
- oxide
- granularity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000919 ceramic Substances 0.000 title abstract description 10
- 239000003973 paint Substances 0.000 title abstract 7
- 238000005524 ceramic coating Methods 0.000 claims abstract description 76
- 239000011230 binding agent Substances 0.000 claims abstract description 53
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims abstract description 25
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000010445 mica Substances 0.000 claims abstract description 22
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 21
- 239000010439 graphite Substances 0.000 claims abstract description 21
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims abstract description 19
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 12
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 12
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000000839 emulsion Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 9
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 23
- 239000011707 mineral Substances 0.000 claims description 23
- 239000000945 filler Substances 0.000 claims description 21
- 239000004115 Sodium Silicate Substances 0.000 claims description 15
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 15
- 239000012752 auxiliary agent Substances 0.000 claims description 12
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 8
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical group [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 8
- -1 copper-chrome black Chemical compound 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000013530 defoamer Substances 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims description 2
- 238000012856 packing Methods 0.000 abstract 2
- 229910000423 chromium oxide Inorganic materials 0.000 abstract 1
- JGDFBJMWFLXCLJ-UHFFFAOYSA-N copper chromite Chemical compound [Cu]=O.[Cu]=O.O=[Cr]O[Cr]=O JGDFBJMWFLXCLJ-UHFFFAOYSA-N 0.000 abstract 1
- 230000002195 synergetic effect Effects 0.000 abstract 1
- 235000010755 mineral Nutrition 0.000 description 18
- 238000000576 coating method Methods 0.000 description 11
- 239000011248 coating agent Substances 0.000 description 10
- 230000007797 corrosion Effects 0.000 description 10
- 238000005260 corrosion Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 229910052684 Cerium Inorganic materials 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 229960004643 cupric oxide Drugs 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 235000019353 potassium silicate Nutrition 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 229960001866 silicon dioxide Drugs 0.000 description 2
- 229910052596 spinel Inorganic materials 0.000 description 2
- 239000011029 spinel Substances 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical class [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 239000004111 Potassium silicate Substances 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005235 decoking Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 229910052913 potassium silicate Inorganic materials 0.000 description 1
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Abstract
The invention provides ceramic paint. The ceramic paint comprises 3.0wt%-6.8wt% of organic binders, 15.0wt%-45.0wt% of inorganic binders, 7wt%-35wt% of packing, 2.0wt%-3.0wt% of auxiliaries and the balance water. The organic binders are made of silicone emulsion, the inorganic binders are made of sodium water glass, and the packing comprises rare-earth oxide, graphite, mica, kaolin, copper chromite black, zirconia and chromium oxide. The invention further provides application of the ceramic paint to industrial furnaces. The ceramic paint and the application have the advantages that mutual synergistic effects can be realized by components in the ceramic paint, and accordingly the ceramic paint is excellent in comprehensive performance when used as a ceramic coating.
Description
Technical field
The present invention relates to technical field of coatings, particularly relate to ceramic coating and application thereof.
Background technology
In the production run of station boiler, petrochemical heating furnace and commercial industry boiler etc., pulverized coal firing boiler stains the very big hidden danger causing safe operation of the boiler, also can affect the efficiency of boiler or process furnace simultaneously.High temperature heat exchange surface Slagging directly causes exchange capability of heat to decline, stove effect reduces, and then heat exchange surface is heated inequality, cause boiler tube thermal stresses uneven and to be heated inequality by heating working medium, fire box temperature raises and boiler tube overheating operation, NO_x formation and discharge aggravation and funnel temperature also can be caused to cross the problems such as high simultaneously; Slagging also can aggravate heat exchange surface corrosion simultaneously.The problems referred to above directly affect the safety in production of enterprise, energy-saving and emission-reduction, quality product and production capacity, reduce the work-ing life of equipment, bring massive losses to enterprise.
For the problem of above-mentioned Slagging, traditional solution be strengthen blowing ash, adjust fuel, the decoking agent that puts into operation, machinery beats Jiao etc., but aforesaid method does not fundamentally solve the problem of Slagging, potential safety hazard still exists.
Coating is the important engineering materials of a class, and it refers to that coating body surface can form film under certain condition and the liquid or solid material with protection, decoration, insulation, the specific function such as antirust, shockproof or heat-resisting.And ceramic coating is a kind of novel environment-friendly function material, cannot not have stickyly, high temperature resistant, high rigidity, high durable, the plurality of advantages such as corrosion-resistant, be a kind of desirable coating.
In order to solve the Slagging problem in the production runs such as boiler, investigator have developed a series of high temperature resistant resistive connection slag stupalith, in order to strengthen above-mentioned boiler stability in process of production, investigator further enhances the performance of ceramic coating simultaneously, to obtaining the good ceramic coating of over-all properties, thus to ensure in industry that the heating installations such as boiler can steady running.Such as: application number be 201410687121.8 Chinese patent disclose a kind of high temperature resistant anti-Slagging ceramic coating, it comprises: filler, binding agent and water, wherein filler comprises zirconium white, silicon nitride, silicon carbide, titanium dioxide, kaolin and rare earth oxide, the ceramic coating that this patent provides can resistance to 1050 DEG C of high temperature, but this coating over-all properties is not still very high.
Summary of the invention
The technical problem that the present invention solves is to provide a kind of over-all properties good ceramic coating.
In view of this, this application provides a kind of ceramic coating, comprising:
The water of surplus;
Described organic binder bond is silicone emulsion, and described mineral binder bond is sodium silicate;
Described filler comprises graphite, mica, kaolin, copper-chrome black, zirconium white, chromic oxide and rare earth oxide.
Preferably, with described ceramic coating for base, the content of described graphite is 0.5wt% ~ 2.8wt%, the content of described mica is 1.0wt% ~ 3.8wt%, described kaolinic content is 0.5wt% ~ 3.0wt%, and the content of described copper-chrome black is 3.0wt% ~ 9.6wt%, and described zirconic content is 0.5wt% ~ 5.0wt%, the content of described chromic oxide is 1.0wt% ~ 7.0wt%, and the content of described rare earth oxide is 0.3wt% ~ 3.0wt%.
Preferably, described auxiliary agent comprises one or more in membrane-forming agent, lubricant and defoamer.
Preferably, the modulus of described sodium silicate is 1.2 ~ 2.9; Described rare earth oxide is cerium oxide; Described zirconium white is stable form zirconium white.
Preferably, the D50 granularity of described rare earth oxide is 200 ~ 900nm, the D50 granularity of described graphite is 200 ~ 900nm, the D50 granularity of described mica is 200 ~ 900nm, described kaolinic D50 granularity is 200 ~ 900nm, the D50 granularity of described copper-chrome black is 200 ~ 900nm, and described zirconic D50 granularity is 200 ~ 900nm, and the D50 granularity of described chromic oxide is 200 ~ 900nm.
Preferably, the content of described organic binder bond is 3.5wt% ~ 6wt%, and the content of described organic binder bond is preferably 4.5wt% ~ 5.5wt%.
Preferably, the content of described mineral binder bond is 20wt% ~ 40wt%, and the content of described mineral binder bond is preferably 25wt% ~ 32wt%.
Preferably, with described ceramic coating for base, the content of described graphite is 1.0wt% ~ 2.5wt%, the content of described mica is 1.5wt% ~ 3.5wt%, described kaolinic content is 1.0wt% ~ 2.6wt%, and the content of described copper-chrome black is 5.0wt% ~ 8.0wt%, and described zirconic content is 1.5wt% ~ 3.0wt%, the content of described chromic oxide is 2.5wt% ~ 5.5wt%, and the content of described rare earth oxide is 1.0wt% ~ 2.5wt%; The content of described graphite is preferably 1.5wt% ~ 2.0wt%, the content of described mica is preferably 2.1wt% ~ 3.2wt%, described kaolinic content is preferably 1.5wt% ~ 2.0wt%, the content of described copper-chrome black is preferably 6.0wt% ~ 7.2wt%, described zirconic content is preferably 2.2wt% ~ 2.9wt%, the content of described chromic oxide is preferably 3.5wt% ~ 4.8wt%, and the content of described rare earth oxide is preferably 1.5wt% ~ 2.0wt%.
Preferably, described ceramic coating comprises: the organic binder bond of 4.9wt%, the mineral binder bond of 30.0wt%, the filler of 20.7wt%, the auxiliary agent of 2.0wt%, the water of surplus;
Described organic binder bond is silicone emulsion, and described mineral binder bond is sodium silicate;
Described filler comprises the graphite of 1.7wt%, the mica of 2.4wt%, the kaolin of 1.8wt%, the copper-chrome black of 6.3wt%, the zirconium white of 2.8wt%, the chromic oxide of 4.0wt% and the cerium oxide of 1.7wt%.
Present invention also provides the application of ceramic coating in industrial furnace described in such scheme.
This application provides a kind of ceramic coating, comprising: the organic binder bond of 3.0wt% ~ 6.8wt%, the mineral binder bond of 15.0wt% ~ 45.0wt%, the filler of 7wt% ~ 35wt%, the auxiliary agent of 2.0wt% ~ 3.0wt% and the water of surplus; Described organic binder bond is silicone emulsion, and described mineral binder bond is sodium silicate, and described filler comprises rare earth oxide, graphite, mica, kaolin, copper-chrome black, zirconium white and chromic oxide.Silicon-dioxide in the ceramic coating that the application provides in mineral binder bond sodium silicate heats up in first time and reacts with other inorganic components under the condition of high temperature and forms covalent linkage and ceramic, and the sodium in sodium silicate is conducive to the one-tenth Tao Wendu reducing inorganic system, makes ceramic coating have better thermal adaptation scope; Rare earth oxide simultaneously in filler is conducive to grain refining, fills crystal grain gap and forms network, thus improve the high temperature of ceramic coating and the toughness, thermostability, high temperature corrosion, thermodynamic behaviour etc. of normal temperature; Kaolin has high temperature resistant, corrosion resistant characteristic; Copper-chrome black constitutes copper-chrome black spinel structure by chromic oxide and cupric oxide, has high emittance, high temperature resistant, corrosion-resistant and high thermal expansion coefficient.To sum up, the application's said components acts synergistically, and makes ceramic coating as having good over-all properties during ceramic coating, as performances such as: high temperature resistant, high heat exchange property, corrosion-resistant, high emissivity and anti-Slaggings.
Embodiment
In order to understand the present invention further, below in conjunction with embodiment, the preferred embodiment of the invention is described, but should be appreciated that these describe just for further illustrating the features and advantages of the present invention, instead of limiting to the claimed invention.
The embodiment of the invention discloses a kind of ceramic coating, comprising:
The water of surplus;
Described organic binder bond is silicone emulsion, and described mineral binder bond is sodium silicate;
Described filler comprises rare earth oxide, graphite, mica, kaolin, copper-chrome black, zirconium white, chromic oxide and rare earth oxide.
The ceramic coating that the application provides is as ceramic coating, and the content of its each component and each component is mated by reasonably optimizing, makes ceramic coating as having higher over-all properties during ceramic coating.
This application provides a kind of ceramic coating, wherein mineral binder bond is sodium silicate.Described potash water glass another name potassium silicate, molecular formula is Na
2onSiO
2.When the application's ceramic coating is as coating, silicon-dioxide in sodium silicate heats up in first time and reacts with other inorganic components under the condition of high temperature and generates covalent linkage and ceramic, sodium simultaneously in sodium silicate is conducive to the one-tenth Tao Wendu reducing inorganic system, makes ceramic coating have better thermal adaptation scope.The modulus of described sodium silicate is preferably 1.2 ~ 2.9.The content of mineral binder bond described in the application is 15.0wt% ~ 45.0wt%, in certain embodiments, the content of described mineral binder bond is preferably 20.0wt% ~ 40.0wt%, in certain embodiments, the content of described mineral binder bond is preferably 25.0wt% ~ 32.0wt%, in certain embodiments, the content of described mineral binder bond is preferably 28.0wt% ~ 31.0wt%.
Organic binder bond described in the application is silicone emulsion.Described silicone emulsion and mineral binder bond with the use of, make ceramic coating have higher performance as coating.The content of organic binder bond described in the application is 3.0wt% ~ 6.8wt%, in certain embodiments, the content of described organic binder bond is preferably 3.5wt% ~ 6.0wt%, and in certain embodiments, the content of described organic binder bond is preferably 4.5wt% ~ 5.5wt%.
Filler described in the application coordinates jointly with described mineral binder bond, organic binder bond, and the coating formed by ceramic coating can be made to have good performance.Filler described in the application comprises rare earth oxide, graphite, mica, kaolin, copper-chrome black, zirconium white and chromic oxide, and wherein said rare earth oxide is more preferably cerium oxide.Also the conventional fillers such as silicon carbide and titanium dioxide can be comprised in filler described in the application.In described filler, cerium oxide is conducive to grain refining, fill crystal grain gap and form network, thus improve high temperature and normal temperature toughness, stability, high temperature corrosion, the thermodynamic behaviour etc. of ceramic coating, simultaneous oxidation cerium also can improve infiltration and the binding ability of the interface of ceramic coating and metal base, improve ceramic coating is combined the matrix material formed reliability with metal base, in summary, rare earth oxide cerium oxide can the over-all properties of coating that formed of General Promotion ceramic coating and reliability; Described mica is that sheet structure defines effectively blocking longtitudinal dispersion; Described kaolin has high temperature resistant, corrosion resistant characteristic; The copper-chrome black spinel structure that described copper-chrome black is made up of chromic oxide and cupric oxide, has high emissivity, high temperature resistant, corrosion-resistant with features such as high thermal expansion coefficients; Described zirconium white is that the zirconium white of 95% and the yttrium oxide of 5% are formed by mass ratio, and have feature that is high temperature resistant, wear-resistant, high emissivity, zirconium white described in the application is preferably stable form zirconium white; Described chromic oxide has the feature of high temperature resistant, high emissivity and high thermal expansion coefficient.
With described ceramic coating for base, described in the application, the content of graphite described in filler is 0.5wt% ~ 2.8wt%, the content of described mica is 1.0wt% ~ 3.8wt%, described kaolinic content is 0.5wt% ~ 3.0wt%, the content of described copper-chrome black is 3.0wt% ~ 9.6wt%, described zirconic content is 0.5wt% ~ 5.0wt%, and the content of described chromic oxide is 1.0wt% ~ 7.0wt%, and the content of described rare earth oxide is 0.3wt% ~ 3.0wt%.In certain embodiments, the content of described graphite is 1.0wt% ~ 2.5wt%, the content of described mica is 1.5wt% ~ 3.5wt%, described kaolinic content is 1.0wt% ~ 2.6wt%, the content of described copper-chrome black is 5.0wt% ~ 8.0wt%, described zirconic content is 1.5wt% ~ 3.0wt%, the content of described chromic oxide is 2.5wt% ~ 5.5wt%, the content of described rare earth oxide is 1.0wt% ~ 2.5wt%, in certain embodiments, the content of described graphite is preferably 1.5wt% ~ 2.0wt%, the content of described mica is preferably 2.1wt% ~ 3.2wt%, described kaolinic content is preferably 1.5wt% ~ 2.0wt%, the content of described copper-chrome black is preferably 6.0wt% ~ 7.2wt%, described zirconic content is preferably 2.2wt% ~ 2.9wt%, the content of described chromic oxide is preferably 3.5wt% ~ 4.8wt%, the content of described rare earth oxide is preferably 1.5wt% ~ 2.0wt%.
The D50 granularity of described rare earth oxide is 200 ~ 900nm, the D50 granularity of described graphite is 200 ~ 900nm, the D50 granularity of described mica is 200 ~ 900nm, described kaolinic D50 granularity is 200 ~ 900nm, the D50 granularity of described copper-chrome black is 200 ~ 900nm, described zirconic D50 granularity is 200 ~ 900nm, and the D50 granularity of described chromic oxide is 200 ~ 900nm.
Also comprise auxiliary agent in ceramic coating described in the application, described auxiliary agent is auxiliary agent well known to those skilled in the art, can be one or more in dispersion agent, wetting agent and defoamer.The content of auxiliary agent described in the application is 2.0wt% ~ 3.0wt%.The content of the application to component various in described auxiliary agent has no particular limits, and can carry out suitable adjustment according to the performance of ceramic coating.
Preferably, ceramic coating described in the application, comprising:
The water of surplus;
Described organic binder bond is pure-acrylic emulsion, and described mineral binder bond is sodium silicate;
Described filler comprises the graphite of 1.7wt%, the mica of 2.4wt%, the kaolin of 1.8wt%, the copper-chrome black of 6.3wt%, the zirconium white of 2.8wt%, the chromic oxide of 4.0wt% and the cerium oxide of 1.7wt%.
The various components of the ceramic coating that the application provides constitute a common system, define and include the high-performance of elemental silicon, aluminium, chromium, copper, zirconium, magnesium, sodium, cerium, yttrium, oxygen etc. and the composite ceramic coat of reliability under the condition of high temperature.The ceramic coating formed by ceramic coating is as an individual system, and the mass range of each component and component is a systems engineering requiring the reasonably optimizing coupling of (high temperature resistant, high heat transfer characteristic, corrosion-resistant, wear-resistant etc.) for meeting comprehensive working conditions.Each component concentration is excessive or too smallly can all make ceramic coating system unreasonable, comprises the film forming characteristics of the system of impact, becomes pottery temperature of reaction, thermodynamic behaviour (high temperature resistant, emittance/blackness, thermal conductivity, coefficient of thermal expansion etc.), mechanical characteristic (wear-resisting undermine high mechanical property etc.) and anti-Slagging ability etc.
The preparation method of ceramic coating described in the application is prepared according to mode well known to those skilled in the art.In order to make the various components in coating more even, the preparation method of ceramic coating described in the application preferably carries out according to following step:
Binding agent is mixed with water, obtains binding agent liquid;
By described filler after thinning processing with described binding agent liquid mixing, then add auxiliary agent, obtain ceramic coating.
Present invention also provides the application of described ceramic coating in industrial furnace.The application's ceramic coating can be coated on above-mentioned industrial furnace tube skin to form ceramic coating, safeguard industries stove stability in use.Industrial furnace described above can be the industrial furnaces well known to those skilled in the art such as boiler, kiln and process furnace.
In order to understand the present invention further, be described in detail to ceramic coating provided by the invention below in conjunction with embodiment, protection scope of the present invention is not limited by the following examples.
Embodiment 1
Organic binder bond, mineral binder bond are mixed with water, obtains binding agent liquid, the filler after refinement is added in binding agent liquid, add auxiliary agent again to stir, filter encapsulation, obtain ceramic coating, the content of each component of ceramic coating of the present embodiment is as shown in table 1.
Embodiment 2
The preparation process of ceramic coating is identical with embodiment 1, and the content of each component of ceramic coating of the present embodiment is as shown in table 1.
Embodiment 3
The preparation process of ceramic coating is identical with embodiment 1, and the content of each component of ceramic coating of the present embodiment is as shown in table 1.
Embodiment 4 ~ 8
The preparation process of ceramic coating is identical with embodiment 1, and the content of each component of ceramic coating is as shown in table 1.
By the ceramic coating of embodiment 1 ~ 8, coat the radiation chamber tube skin of certain petrochemical industry atmospheric pressure kiln, coating thickness is 30 ~ 50 μm.All carry out Performance Detection according to general examination criteria in country or industry to product after baking and curing, detected result is as shown in table 2.
The each component concentration of table 1 embodiment 1 ~ embodiment 8 ceramic coating and specification data table
The performance perameter data sheet of table 2 embodiment 1 ~ embodiment 4 ceramic coating
The performance perameter data sheet (continued) of table 2 embodiment 5 ~ embodiment 8 ceramic coating
The temperature resistant range 150 DEG C ~ 1100 DEG C that in above embodiment, ceramic coating is respectively filled a prescription, hardness is 5 ~ 8 times of steel alloy; Mainly be applicable to metal base.
Adopt the formula of embodiment 2, after radiant coil surface applied ceramic coating, this atmospheric pressure kiln fuel saving is greater than 2.5%, and discharged nitrous oxides decreases 20%.
The explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a ceramic coating, comprising:
Described organic binder bond is silicone emulsion, and described mineral binder bond is sodium silicate;
Described filler comprises graphite, mica, kaolin, copper-chrome black, zirconium white, chromic oxide and rare earth oxide.
2. ceramic coating according to claim 1, it is characterized in that, with described ceramic coating for base, the content of described graphite is 0.5wt% ~ 2.8wt%, the content of described mica is 1.0wt% ~ 3.8wt%, described kaolinic content is 0.5wt% ~ 3.0wt%, the content of described copper-chrome black is 3.0wt% ~ 9.6wt%, described zirconic content is 0.5wt% ~ 5.0wt%, the content of described chromic oxide is 1.0wt% ~ 7.0wt%, and the content of described rare earth oxide is 0.3wt% ~ 3.0wt%.
3. ceramic coating according to claim 1 and 2, is characterized in that, described auxiliary agent comprise in membrane-forming agent, lubricant and defoamer one or more.
4. the ceramic coating according to any one of claims 1 to 3, is characterized in that, the modulus of described sodium silicate is 1.2 ~ 2.9; Described rare earth oxide is cerium oxide; Described zirconium white is stable form zirconium white.
5. the ceramic coating according to any one of Claims 1-4, it is characterized in that, the D50 granularity of described rare earth oxide is 200 ~ 900nm, the D50 granularity of described graphite is 200 ~ 900nm, the D50 granularity of described mica is 200 ~ 900nm, and described kaolinic D50 granularity is 200 ~ 900nm, and the D50 granularity of described copper-chrome black is 200 ~ 900nm, described zirconic D50 granularity is 200 ~ 900nm, and the D50 granularity of described chromic oxide is 200 ~ 900nm.
6. the ceramic coating according to any one of claim 1 to 5, is characterized in that, the content of described organic binder bond is 3.5wt% ~ 6wt%, and the content of described organic binder bond is preferably 4.5wt% ~ 5.5wt%.
7. the ceramic coating according to any one of claim 1 to 6, is characterized in that, the content of described mineral binder bond is 20wt% ~ 40wt%, and the content of described mineral binder bond is preferably 25wt% ~ 32wt%.
8. the ceramic coating according to any one of claim 1 to 7, it is characterized in that, with described ceramic coating for base, the content of described graphite is 1.0wt% ~ 2.5wt%, the content of described mica is 1.5wt% ~ 3.5wt%, described kaolinic content is 1.0wt% ~ 2.6wt%, the content of described copper-chrome black is 5.0wt% ~ 8.0wt%, described zirconic content is 1.5wt% ~ 3.0wt%, the content of described chromic oxide is 2.5wt% ~ 5.5wt%, and the content of described rare earth oxide is 1.0wt% ~ 2.5wt%; The content of described graphite is preferably 1.5wt% ~ 2.0wt%, the content of described mica is preferably 2.1wt% ~ 3.2wt%, described kaolinic content is preferably 1.5wt% ~ 2.0wt%, the content of described copper-chrome black is preferably 6.0wt% ~ 7.2wt%, described zirconic content is preferably 2.2wt% ~ 2.9wt%, the content of described chromic oxide is preferably 3.5wt% ~ 4.8wt%, and the content of described rare earth oxide is preferably 1.5wt% ~ 2.0wt%.
9. ceramic coating according to claim 1, is characterized in that, described ceramic coating comprises: the organic binder bond of 4.9wt%, the mineral binder bond of 30.0wt%, the filler of 20.7wt%, the auxiliary agent of 2.0wt%, the water of surplus;
Described organic binder bond is silicone emulsion, and described mineral binder bond is sodium silicate;
Described filler comprises the graphite of 1.7wt%, the mica of 2.4wt%, the kaolin of 1.8wt%, the copper-chrome black of 6.3wt%, the zirconium white of 2.8wt%, the chromic oxide of 4.0wt% and the cerium oxide of 1.7wt%.
10. the application of the ceramic coating described in any one of claim 1 to 9 in industrial furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510542047.5A CN105152630B (en) | 2015-08-28 | 2015-08-28 | Ceramic paint and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510542047.5A CN105152630B (en) | 2015-08-28 | 2015-08-28 | Ceramic paint and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105152630A true CN105152630A (en) | 2015-12-16 |
| CN105152630B CN105152630B (en) | 2017-03-22 |
Family
ID=54793753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510542047.5A Active CN105152630B (en) | 2015-08-28 | 2015-08-28 | Ceramic paint and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105152630B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108299870A (en) * | 2016-08-30 | 2018-07-20 | 甘肃华鑫石化科技有限公司 | A kind of high blackness anti-coking corrosion-resistant ceramic coating of high temperature resistant |
| CN108485516A (en) * | 2018-04-28 | 2018-09-04 | 兆山科技（北京）有限公司 | ceramic surface material and surface coating |
| CN108531078A (en) * | 2018-04-28 | 2018-09-14 | 兆山科技（北京）有限公司 | ceramic surface material and surface coating |
| CN108929114A (en) * | 2017-05-23 | 2018-12-04 | 中国石油天然气股份有限公司 | A kind of geopolymer coating and its preparation method and application |
| CN109136716A (en) * | 2018-10-16 | 2019-01-04 | 北京隆源纳欣科技有限公司 | A kind of nanometer metal ceramic composite coating and preparation method thereof |
| CN109796868A (en) * | 2018-10-30 | 2019-05-24 | 张杰强 | A kind of corrosion resistant ceramic coating and preparation method thereof |
| CN109796823A (en) * | 2018-10-30 | 2019-05-24 | 中电华材新材料科技（北京）有限公司 | A kind of corrosion resistant ceramic coating and preparation method thereof |
| CN109843829A (en) * | 2016-07-28 | 2019-06-04 | 图巴科特有限公司 | The material comprising the ceramic composition of ceramic composition and a part as heat recovery units |
| CN111349391A (en) * | 2020-04-17 | 2020-06-30 | 常州穗时新材料有限公司 | High-temperature-resistant coating and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1451696A (en) * | 2002-04-18 | 2003-10-29 | 陈海渊 | High-temp. resistant wear-preventing paint |
| CN103819165A (en) * | 2013-12-05 | 2014-05-28 | 江南大学 | High-temperature inorganic surface wear-resistant paint for CFB (circulating fluid bed) boiler and preparation method of high-temperature inorganic surface wear-resistant paint |
| CN104046114A (en) * | 2014-05-30 | 2014-09-17 | 青岛辰青信息技术有限公司 | Fireproof paint |
| CN104446325A (en) * | 2014-11-26 | 2015-03-25 | 清大赛思迪新材料科技（北京）有限公司 | High temperature, contamination and slagging resistant ceramic paint as well as preparation method and application of high temperature, contamination and slagging resistant ceramic paint |
-
2015
- 2015-08-28 CN CN201510542047.5A patent/CN105152630B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1451696A (en) * | 2002-04-18 | 2003-10-29 | 陈海渊 | High-temp. resistant wear-preventing paint |
| CN103819165A (en) * | 2013-12-05 | 2014-05-28 | 江南大学 | High-temperature inorganic surface wear-resistant paint for CFB (circulating fluid bed) boiler and preparation method of high-temperature inorganic surface wear-resistant paint |
| CN104046114A (en) * | 2014-05-30 | 2014-09-17 | 青岛辰青信息技术有限公司 | Fireproof paint |
| CN104446325A (en) * | 2014-11-26 | 2015-03-25 | 清大赛思迪新材料科技（北京）有限公司 | High temperature, contamination and slagging resistant ceramic paint as well as preparation method and application of high temperature, contamination and slagging resistant ceramic paint |
Non-Patent Citations (1)
| Title |
|---|
| 孟晖: "无机-有机复合耐高温水性防腐蚀涂料的制备与性能研究", 《华南理工大学专业硕士学位论文》 * |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109843829A (en) * | 2016-07-28 | 2019-06-04 | 图巴科特有限公司 | The material comprising the ceramic composition of ceramic composition and a part as heat recovery units |
| CN109843829B (en) * | 2016-07-28 | 2022-01-18 | 图巴科特有限公司 | Ceramic composition and material comprising the same as part of a heat recovery unit |
| CN108299870A (en) * | 2016-08-30 | 2018-07-20 | 甘肃华鑫石化科技有限公司 | A kind of high blackness anti-coking corrosion-resistant ceramic coating of high temperature resistant |
| CN108929114A (en) * | 2017-05-23 | 2018-12-04 | 中国石油天然气股份有限公司 | A kind of geopolymer coating and its preparation method and application |
| CN108929114B (en) * | 2017-05-23 | 2021-07-02 | 中国石油天然气股份有限公司 | Geopolymer coating and preparation method and application thereof |
| CN108485516A (en) * | 2018-04-28 | 2018-09-04 | 兆山科技（北京）有限公司 | ceramic surface material and surface coating |
| CN108531078A (en) * | 2018-04-28 | 2018-09-14 | 兆山科技（北京）有限公司 | ceramic surface material and surface coating |
| CN108485516B (en) * | 2018-04-28 | 2020-05-05 | 兆山科技（北京）有限公司 | Ceramic surface material and surface coating |
| CN109136716A (en) * | 2018-10-16 | 2019-01-04 | 北京隆源纳欣科技有限公司 | A kind of nanometer metal ceramic composite coating and preparation method thereof |
| CN109796868A (en) * | 2018-10-30 | 2019-05-24 | 张杰强 | A kind of corrosion resistant ceramic coating and preparation method thereof |
| CN109796823A (en) * | 2018-10-30 | 2019-05-24 | 中电华材新材料科技（北京）有限公司 | A kind of corrosion resistant ceramic coating and preparation method thereof |
| CN111349391A (en) * | 2020-04-17 | 2020-06-30 | 常州穗时新材料有限公司 | High-temperature-resistant coating and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105152630B (en) | 2017-03-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105152630A (en) | Ceramic paint and application thereof | |
| CN105110766A (en) | Ceramic paint and application thereof | |
| CN102585571B (en) | Infrared energy-saving coating with anti-corrosion and anti-coking functions and preparation method thereof | |
| CN108531078B (en) | Ceramic surface material and surface coating | |
| CN105152631A (en) | Ceramic paint and application thereof | |
| CN103864442B (en) | High emissivity high-temperature nano ceramic coating | |
| CN102320806B (en) | Micronano superfine powder high-temperature high-radiance paint and preparation method thereof | |
| CN103614071B (en) | A kind of pipeline outer wall organosilicon anticorrosion paint of resistance to 800 DEG C of high temperature and preparation method | |
| CN108587458A (en) | ceramic surface material and surface coating | |
| CN102173648A (en) | Water-based high-temperature-resistant oxidation-resistant inorganic paint and preparation method thereof | |
| CN106587965B (en) | low-temperature sintering high-thermal-conductivity ceramic coating suitable for metal substrate and preparation method and application thereof | |
| CN103073979A (en) | High temperature resistant secondary sintering curing type powdery coating | |
| CN108641594A (en) | ceramic surface material and surface coating | |
| CN108485516B (en) | Ceramic surface material and surface coating | |
| CN104277653B (en) | Ultrathin high-temperature-resistant thermal-insulation paint | |
| CN111944334A (en) | Nano metal ceramic coating | |
| CN103305040B (en) | Composite infrared radiation paint and preparation method thereof and infrared radiating coating | |
| CN104710183B (en) | Quick-drying iron runner castable as well as preparation method ad use method thereof | |
| CN104193173A (en) | Heat-insulating coating material for firing enamel on surface of titanium alloy and preparation method thereof | |
| CN102924985B (en) | Smoke-free and tasteless inorganic nano high-temperature resistant anti-corrosive wear-resistant paint and preparation method thereof | |
| CN108610960A (en) | ceramic surface material and surface coating | |
| CN114525466B (en) | Preparation method of anti-coking composite ceramic coating for power station boiler | |
| CN106587892B (en) | A kind of glass furnace high-radiation energy-saving coating | |
| CN109851335B (en) | High-temperature-resistant high-radiation coating for furnace inner wall and preparation method thereof | |
| CN107237780A (en) | A kind of boiler water circulating pump shell |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170120 Address after: Room 518, Shangcheng Road, Shanghai, Pudong New Area, room 660 Applicant after: Tai Zhaoshan Address before: Room 121, building 8, building No. 1, Jiuxianqiao East Road, Beijing, Chaoyang District, 1 Applicant before: Mega Technology (Beijing) Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180620 Address after: No. two street, Jinma garden, Korea Ying Town, Shunyi District, Beijing 164 Patentee after: Mega Technology (Beijing) Co., Ltd. Address before: Room 518, Shangcheng Road, Shanghai, Pudong New Area, room 660 Patentee before: Tai Zhaoshan |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191108 Address after: 244100 5 buildings of Tongling Yi An Economic Development Zone, Tongling, Anhui province. Patentee after: Anhui Zhaokai New Material Co., Ltd Address before: 101303 No. two street, Jinma garden, Korea Ying Town, Shunyi District, Beijing 164 Patentee before: Zhaoshan Science and Technology (Beijing) Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 244100 5 buildings of Tongling Yi An Economic Development Zone, Tongling, Anhui province. Patentee after: Tongling Zhaoshan Technology Co., Ltd Address before: 244100 5 buildings of Tongling Yi An Economic Development Zone, Tongling, Anhui province. Patentee before: Anhui Zhaokai New Material Co.,Ltd. |