CN110925779A - Method for utilizing perhydropolysilazane-containing waste organic solvent in incinerator - Google Patents
Method for utilizing perhydropolysilazane-containing waste organic solvent in incinerator Download PDFInfo
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- CN110925779A CN110925779A CN201911263535.7A CN201911263535A CN110925779A CN 110925779 A CN110925779 A CN 110925779A CN 201911263535 A CN201911263535 A CN 201911263535A CN 110925779 A CN110925779 A CN 110925779A
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- incinerator
- organic solvent
- refractory material
- perhydropolysilazane
- utilizing
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 239000010888 waste organic solvent Substances 0.000 title claims abstract description 33
- 239000011819 refractory material Substances 0.000 claims abstract description 32
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 239000011248 coating agent Substances 0.000 claims abstract description 17
- 238000000576 coating method Methods 0.000 claims abstract description 17
- 239000003960 organic solvent Substances 0.000 claims abstract description 17
- 239000002699 waste material Substances 0.000 claims abstract description 17
- 238000005498 polishing Methods 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 9
- 238000007761 roller coating Methods 0.000 claims description 7
- 238000010790 dilution Methods 0.000 claims description 6
- 239000012895 dilution Substances 0.000 claims description 6
- 238000004528 spin coating Methods 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 abstract description 33
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 33
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 29
- 229920001709 polysilazane Polymers 0.000 abstract description 27
- 239000007788 liquid Substances 0.000 abstract description 8
- 230000009172 bursting Effects 0.000 abstract description 2
- 239000007921 spray Substances 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 20
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 229910001868 water Inorganic materials 0.000 description 14
- 239000000377 silicon dioxide Substances 0.000 description 13
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 10
- 229910052681 coesite Inorganic materials 0.000 description 10
- 238000002485 combustion reaction Methods 0.000 description 10
- 229910052906 cristobalite Inorganic materials 0.000 description 10
- 229910052757 nitrogen Inorganic materials 0.000 description 10
- 229910052682 stishovite Inorganic materials 0.000 description 10
- 229910052905 tridymite Inorganic materials 0.000 description 10
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000003113 dilution method Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 150000002431 hydrogen Chemical class 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001294 propane Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 3
- 235000012239 silicon dioxide Nutrition 0.000 description 3
- 239000010410 layer Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000002920 hazardous waste Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/008—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals for liquid waste
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M5/00—Casings; Linings; Walls
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/10—Liquid waste
- F23G2209/101—Waste liquor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
Abstract
The invention discloses a method for utilizing perhydropolysilazane waste organic solvent in an incinerator, which comprises the following steps: step 1, carrying out concentration blending on a hydrogen-containing polysilazane waste organic solvent; step 2, polishing the surface of the incinerator refractory material; step 3, coating the organic solvent containing the hydrogen polysilazane waste obtained in the step 1 on the surface of the incinerator refractory material obtained in the step 2; step 4, heating and curing the incinerator coated with the hydrogen-containing polysilazane waste organic solvent obtained in the step 3; and 5, heating and stabilizing the incinerator obtained in the step 4. By the method of the present invention, dense SiO is formed on the surface of the refractory material in the incinerator2The protective film, the liquid dropping of the incineration waste liquid spray gun can not be immersed into the refractory material body, the bursting of the refractory material is prevented, and the improvementThe surface property of the refractory material is improved, and the service life of the refractory material is greatly prolonged.
Description
Technical Field
The invention relates to the technical field of incinerators, in particular to a method for utilizing perhydropolysilazane-containing waste organic solvent in an incinerator.
Background
In recent years, with the rapid development of the chip preparation industry, waste organic solvents containing perhydropolysilazane are generated in the chip manufacturing process, and at present, water is added into the waste organic solvents, the perhydropolysilazane reacts with the water to release ammonia gas and hydrogen gas, so that silicon dioxide is generated, the silicon dioxide is removed by filtration, the water layer is incinerated, and the organic layer is comprehensively utilized. The ammonia and hydrogen generated in the hydrolysis process of the treatment method are easy to explode in the air, the water layer incineration treatment cost is high, and the generated silicon dioxide as a cement production raw material greatly reduces the utilization value.
Disclosure of Invention
The invention aims to provide a method for utilizing waste organic solvent containing perhydropolysilazane in an incinerator, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a method for utilizing a spent organic solvent containing perhydropolysilazane for an incinerator, comprising the steps of:
step 1, carrying out concentration blending on a hydrogen-containing polysilazane waste organic solvent;
step 2, polishing the surface of the incinerator refractory material;
step 3, coating the organic solvent containing the hydrogen polysilazane waste obtained in the step 1 on the surface of the incinerator refractory material obtained in the step 2;
step 4, heating and curing the incinerator coated with the hydrogen-containing polysilazane waste organic solvent obtained in the step 3 at the curing temperature of 120-180 ℃ for 0.5-3.5 hours, and simultaneously inputting steam into the incinerator body;
and 5, heating and stabilizing the incinerator obtained in the step 4, wherein the stabilizing temperature is 250-550 ℃, and the stabilizing time is 1-5 hours.
Preferably, the concentration in step 1 is adjusted to be concentrated or diluted.
Preferably, the coating in the step 3 is one or a combination of any two or more of spin coating, brush coating, roller coating and spray coating.
Preferably, in the step 4, the curing temperature is 140-160 ℃, and the curing time is 1.5-2 hours.
Preferably, the curing temperature in the step 4 is 150 ℃, and the curing time is 2 h.
Preferably, the stabilizing temperature in the step 5 is 350-450 ℃, and the stabilizing time is 2-4 h.
Preferably, the stabilizing temperature in the step 5 is 400 ℃, and the stabilizing time is 3 h.
Compared with the prior art, the invention has the beneficial effects that: by the method, the organic solvent of the hydrogen-containing polysilazane waste is coated on the surface of the refractory material of the hazardous waste furnace, and the dense SiO is formed on the surface of the refractory material in the incinerator by solidification and stabilization2The protection film, the unable refractory material body that immerses of burning waste liquid spray gun dropping liquid prevents bursting of refractory material, has improved refractory material's surface property, improves refractory material life greatly.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A method for utilizing a spent organic solvent containing perhydropolysilazane for an incinerator, comprising the steps of: step 1, carrying out concentration blending on the hydrogen-containing polysilazane waste organic solvent, and carrying out selective concentration or dilution according to the concentration of the hydrogen-containing polysilazane waste organic solvent, for example, selecting a concentration method when the concentration is low, and selecting a dilution method when the concentration is high, until the concentration is adjusted to be 115-125 s of coating 4 cup viscosity;
step 2, polishing the surface of the incinerator refractory material, and polishing the surface to be smooth;
step 3, coating the organic solvent containing the hydrogen polysilazane waste obtained in the step 1 on the surface of the incinerator refractory material obtained in the step 2 by adopting a roller coating method;
and 4, heating and curing the incinerator coated with the hydrogen-containing polysilazane waste organic solvent obtained in the step 3, specifically, heating the vertical waste liquid incinerator by adopting a propane burner, wherein the curing temperature is 120 ℃, the curing time is 0.5h, simultaneously, steam is input into the incinerator body, and under the participation of water and oxygen, nitrogen in perhydropolysilazane is NH3Escape in the form of hydrogen H2Form escape, conversion of perhydropolysilazanes to SiO2；
In the step 4, the temperature of the second combustion chamber of the incinerator is controlled at 900 ℃ and NH3And H2The nitrogen oxide, the nitrogen and the water are generated by full oxidation in a secondary combustion chamber of the incinerator and are discharged after being treated by an incinerator tail gas treatment system to reach the standard;
step 5, heating and stabilizing the incinerator obtained in the step 4, wherein the stabilizing temperature is 250 ℃, the stabilizing time is 1h, and the stabilized SiO2The hardness is more than 8GPa, the elastic modulus is more than 70GPa, and a compact, smooth and crack-free surface is formed on the surface of the refractory material.
Example 2
A method for utilizing a spent organic solvent containing perhydropolysilazane for an incinerator, comprising the steps of: step 1, carrying out concentration blending on the hydrogen-containing polysilazane waste organic solvent, and carrying out selective concentration or dilution according to the concentration of the hydrogen-containing polysilazane waste organic solvent, for example, selecting a concentration method when the concentration is low, and selecting a dilution method when the concentration is high, until the concentration is adjusted to be 115-125 s of coating 4 cup viscosity;
step 2, polishing the surface of the incinerator refractory material, and polishing the surface to be smooth;
step 3, coating the organic solvent containing the hydrogen polysilazane waste obtained in the step 1 on the surface of the incinerator refractory material obtained in the step 2 by adopting a roller coating method;
step 4, obtaining the product of step 3The incinerator coated with the waste organic solvent containing hydrogen polysilazane is heated and cured, specifically, a propane burner is adopted to heat the vertical waste incinerator, the curing temperature is 140 ℃, the curing time is 15 hours, meanwhile, steam is input into the incinerator body, and under the participation of water and oxygen, nitrogen in perhydropolysilazane is NH3Escape in the form of hydrogen H2Form escape, conversion of perhydropolysilazanes to SiO2；
In the step 4, the temperature of the second combustion chamber of the incinerator is controlled to be above 900 ℃ in the curing process, and NH is added3And H2The nitrogen oxide, the nitrogen and the water are generated by full oxidation in a secondary combustion chamber of the incinerator and are discharged after being treated by an incinerator tail gas treatment system to reach the standard;
step 5, heating and stabilizing the incinerator obtained in the step 4, wherein the stabilizing temperature is 350 ℃, the stabilizing time is 2 hours, and the stabilized SiO2The hardness is more than 8GPa, the elastic modulus is more than 70GPa, and a compact, smooth and crack-free surface is formed on the surface of the refractory material.
Example 3
A method for utilizing a spent organic solvent containing perhydropolysilazane for an incinerator, comprising the steps of: step 1, carrying out concentration blending on the hydrogen-containing polysilazane waste organic solvent, and carrying out selective concentration or dilution according to the concentration of the hydrogen-containing polysilazane waste organic solvent, for example, selecting a concentration method when the concentration is low, and selecting a dilution method when the concentration is high, until the concentration is adjusted to be 115-125 s of coating 4 cup viscosity;
step 2, polishing the surface of the incinerator refractory material, and polishing the surface to be smooth;
step 3, coating the organic solvent containing the hydrogen polysilazane waste obtained in the step 1 on the surface of the incinerator refractory material obtained in the step 2 by adopting a roller coating method;
step 4, heating and curing the incinerator coated with the hydrogen-containing polysilazane waste organic solvent obtained in the step 3, specifically, heating the vertical waste liquid incinerator by adopting a propane burner, wherein the curing temperature is 150 ℃, the curing time is 2 hours, simultaneously, steam is input into the incinerator body, and water and oxygen are involvedWith the nitrogen of the perhydropolysilazane as NH3Escape in the form of hydrogen H2Form escape, conversion of perhydropolysilazanes to SiO2；
In the step 4, the temperature of the second combustion chamber of the incinerator is controlled to be above 900 ℃ in the curing process, and NH is added3And H2The nitrogen oxide, the nitrogen and the water are generated by full oxidation in a secondary combustion chamber of the incinerator and are discharged after being treated by an incinerator tail gas treatment system to reach the standard;
step 5, heating and stabilizing the incinerator obtained in the step 4, wherein the stabilizing temperature is 400 ℃, the stabilizing time is 3h, and the stabilized SiO2The hardness is more than 8GPa, the elastic modulus is more than 70GPa, and a compact, smooth and crack-free surface is formed on the surface of the refractory material
Example 4
A method for utilizing a spent organic solvent containing perhydropolysilazane for an incinerator, comprising the steps of: step 1, carrying out concentration blending on the hydrogen-containing polysilazane waste organic solvent, and carrying out selective concentration or dilution according to the concentration of the hydrogen-containing polysilazane waste organic solvent, for example, selecting a concentration method when the concentration is low, and selecting a dilution method when the concentration is high, until the concentration is adjusted to be 115-125 s of coating 4 cup viscosity;
step 2, polishing the surface of the incinerator refractory material, and polishing the surface to be smooth;
step 3, coating the organic solvent containing the hydrogen polysilazane waste obtained in the step 1 on the surface of the incinerator refractory material obtained in the step 2 by adopting a roller coating method;
and 4, heating and curing the incinerator coated with the waste organic solvent containing the hydrogen polysilazane obtained in the step 3, specifically, heating the vertical waste liquid incinerator by adopting a propane burner, wherein the curing temperature is 160 ℃, the curing time is 2 hours, simultaneously, steam is input into the incinerator body, and under the participation of water and oxygen, nitrogen in the perhydropolysilazane is NH3Escape in the form of hydrogen H2Form escape, conversion of perhydropolysilazanes to SiO2；
It should be noted that, in the curing process of step 4, the temperature of the second combustion chamber of the incineratorNH controlled at over 900 DEG C3And H2The nitrogen oxide, the nitrogen and the water are generated by full oxidation in a secondary combustion chamber of the incinerator and are discharged after being treated by an incinerator tail gas treatment system to reach the standard;
step 5, heating and stabilizing the incinerator obtained in the step 4, wherein the stabilizing temperature is 450 ℃, the stabilizing time is 4h, and the stabilized SiO2The hardness is more than 8GPa, the elastic modulus is more than 70GPa, and a compact, smooth and crack-free surface is formed on the surface of the refractory material
Example 5
A method for utilizing a spent organic solvent containing perhydropolysilazane for an incinerator, comprising the steps of: step 1, carrying out concentration blending on the hydrogen-containing polysilazane waste organic solvent, and carrying out selective concentration or dilution according to the concentration of the hydrogen-containing polysilazane waste organic solvent, for example, selecting a concentration method when the concentration is low, and selecting a dilution method when the concentration is high, until the concentration is adjusted to be 115-125 s of coating 4 cup viscosity;
step 2, polishing the surface of the incinerator refractory material, and polishing the surface to be smooth;
step 3, coating the organic solvent containing the hydrogen polysilazane waste obtained in the step 1 on the surface of the incinerator refractory material obtained in the step 2 by adopting a roller coating method;
and 4, heating and curing the incinerator coated with the hydrogen-containing polysilazane waste organic solvent obtained in the step 3, specifically, heating the vertical waste liquid incinerator by adopting a propane burner, wherein the curing temperature is 180 ℃, the curing time is 3.5 hours, simultaneously, steam is input into the incinerator body, and under the participation of water and oxygen, nitrogen in perhydropolysilazane is NH3Escape in the form of hydrogen H2Form escape, conversion of perhydropolysilazanes to SiO2；
In the step 4, the temperature of the second combustion chamber of the incinerator is controlled to be above 900 ℃ in the curing process, and NH is added3And H2The nitrogen oxide, the nitrogen and the water are generated by full oxidation in a secondary combustion chamber of the incinerator and are discharged after being treated by an incinerator tail gas treatment system to reach the standard;
step 5, the product obtained in step 4 is subjected toThe incinerator is heated and stabilized, the stabilizing temperature is 550 ℃, the stabilizing time is 5h, and the stabilized SiO2The hardness is more than 8GPa, the elastic modulus is more than 70GPa, and a compact, smooth and crack-free surface is formed on the surface of the refractory material.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A method for utilizing a spent organic solvent containing perhydropolysilazane for an incinerator, comprising the steps of:
step 1, carrying out concentration blending on a perhydropolysilazane waste organic solvent;
step 2, polishing the surface of the incinerator refractory material;
step 3, coating the organic solvent containing the perhydropolysilazane waste obtained in the step 1 on the surface of the incinerator refractory material obtained in the step 2;
step 4, heating and curing the incinerator coated with the organic solvent containing the perhydropolysilazane waste obtained in the step 3 at the curing temperature of 120-180 ℃ for 0.5-3.5 hours, and simultaneously inputting steam into the incinerator;
and 5, heating and stabilizing the incinerator obtained in the step 4, wherein the stabilizing temperature is 250-550 ℃, and the stabilizing time is 1-5 hours.
2. The method for utilizing the waste organic solvent containing perhydropolysilazane according to claim 1, comprising: and (3) blending the concentration in the step 1 into concentration or dilution.
3. The method for utilizing the waste organic solvent containing perhydropolysilazane according to claim 1, comprising: the coating in the step 3 is one or combination of more than two of spin coating, brush coating, roller coating and spray coating.
4. The method for utilizing the waste organic solvent containing perhydropolysilazane according to claim 1, comprising: in the step 4, the curing temperature is 140-160 ℃, and the curing time is 1.5-2 h.
5. The method for utilizing the waste organic solvent containing perhydropolysilazane according to claim 1, comprising: in the step 4, the curing temperature is 150 ℃, and the curing time is 2 hours.
6. The method for utilizing the waste organic solvent containing perhydropolysilazane according to claim 1, comprising: the stabilizing temperature in the step 5 is 350-450 ℃, and the stabilizing time is 2-4 h.
7. The method for utilizing the waste organic solvent containing perhydropolysilazane according to claim 1, comprising: the stabilizing temperature in the step 5 is 400 ℃, and the stabilizing time is 3 h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911263535.7A CN110925779A (en) | 2019-12-11 | 2019-12-11 | Method for utilizing perhydropolysilazane-containing waste organic solvent in incinerator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911263535.7A CN110925779A (en) | 2019-12-11 | 2019-12-11 | Method for utilizing perhydropolysilazane-containing waste organic solvent in incinerator |
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| CN201911263535.7A Pending CN110925779A (en) | 2019-12-11 | 2019-12-11 | Method for utilizing perhydropolysilazane-containing waste organic solvent in incinerator |
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| CN1425049A (en) * | 2000-02-28 | 2003-06-18 | 阿德西尔公司 | Silane-based coating compositions, coated articles obtained therefrom and methods of using same |
| CN1608314A (en) * | 2001-12-27 | 2005-04-20 | 克拉瑞特国际有限公司 | Solvent for treating polysilazane and method of treating polysilazane with the solvent |
| CN101111575A (en) * | 2005-02-02 | 2008-01-23 | Az电子材料（日本）株式会社 | Solvent for treating polysilazane and method for treating polysilazane with the solvent |
| CN102153951A (en) * | 2010-01-07 | 2011-08-17 | Az电子材料（日本）株式会社 | Coating composition containing polysilazane |
| CN102268678A (en) * | 2010-06-04 | 2011-12-07 | 佳木斯大学 | Method for preparing magnesium-lithium alloy coating from precursor polymers |
| CN105347822A (en) * | 2015-11-18 | 2016-02-24 | 杭州浙大天元科技有限公司 | High emissivity ceramic coating with high temperature corrosion resistance and preparation method thereof |
-
2019
- 2019-12-11 CN CN201911263535.7A patent/CN110925779A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1425049A (en) * | 2000-02-28 | 2003-06-18 | 阿德西尔公司 | Silane-based coating compositions, coated articles obtained therefrom and methods of using same |
| CN1608314A (en) * | 2001-12-27 | 2005-04-20 | 克拉瑞特国际有限公司 | Solvent for treating polysilazane and method of treating polysilazane with the solvent |
| CN101111575A (en) * | 2005-02-02 | 2008-01-23 | Az电子材料（日本）株式会社 | Solvent for treating polysilazane and method for treating polysilazane with the solvent |
| CN102153951A (en) * | 2010-01-07 | 2011-08-17 | Az电子材料（日本）株式会社 | Coating composition containing polysilazane |
| CN102268678A (en) * | 2010-06-04 | 2011-12-07 | 佳木斯大学 | Method for preparing magnesium-lithium alloy coating from precursor polymers |
| CN105347822A (en) * | 2015-11-18 | 2016-02-24 | 杭州浙大天元科技有限公司 | High emissivity ceramic coating with high temperature corrosion resistance and preparation method thereof |
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