CN114276162A - Production process of porous ceramic atomizing core containing titanium oxide - Google Patents
Production process of porous ceramic atomizing core containing titanium oxide Download PDFInfo
- Publication number
- CN114276162A CN114276162A CN202210080101.9A CN202210080101A CN114276162A CN 114276162 A CN114276162 A CN 114276162A CN 202210080101 A CN202210080101 A CN 202210080101A CN 114276162 A CN114276162 A CN 114276162A
- Authority
- CN
- China
- Prior art keywords
- atomizing core
- titanium oxide
- pore
- containing titanium
- porous ceramic
- 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.)
- Pending
Links
Landscapes
- Compositions Of Oxide Ceramics (AREA)
Abstract
The invention discloses a production process of a porous ceramic atomizing core containing titanium oxide, which comprises the following raw materials in parts by weight: SiO 22、Al2O3、Na2O、K2O、MgO、CaO、Fe2O3And TiO2One or more of (a) SiO2,Al2O3,CaCO3Mixing MgO powder and pore-forming powder with paraffin and oleic acid, stirring and mixing at 80 ℃, putting the stirred mixed slurry into an injection molding machine, injecting into a mold under certain pressure to obtain a ceramic blank, and making the ceramic blank into a ceramic containerDegreasing and sintering the blank to obtain a ceramic matrix, silk-screen printing the heating slurry on the ceramic matrix, and vacuum sintering to obtain the required ceramic atomizing core. According to the production process of the porous ceramic atomizing core containing titanium oxide, titanium oxide ceramic is added into a ceramic matrix, and under the high-temperature sintering state, part of titanium oxide can be dissolved in a liquid phase to generate Ti4+,Ti4+Will attract Ca2+Ions or Mg2+Ions and reconnect the disconnected O-Si-O bonds, which plays an obvious role in strengthening the ceramic matrix and also can improve the strength of the ceramic matrix.
Description
Technical Field
The invention relates to the technical field of ceramic products, in particular to a production process of a porous ceramic atomizing core containing titanium oxide.
Background
The ceramic atomizing core of the electronic cigarette is a core component in the electronic cigarette, and the quality of the ceramic atomizing core determines the fog of the electronic cigaretteAnd (5) transforming into an expression. Wherein the ceramic matrix of the ceramic atomizing core is the key of the ceramic atomizing core; in the existing system, the main component of the ceramic atomizing core is SiO2,Al2O3,Na2O, etc., and the system has low strength, so that the problem that the porosity and the strength of the ceramic atomizing core are difficult to match is caused.
However, the ceramic on the market at present has the problem of low porosity, or the problem of low strength generally exists when the porosity is improved (about 58-60%), so that the powder falling condition is easy to occur in the assembly process, and the use safety problem of the ceramic atomizing core is greatly influenced; in the existing system, the main component of the ceramic atomizing core is SiO2,Al2O3,Na2O, etc., and the system has low strength, so that the problem that the porosity and the strength of the ceramic atomizing core are difficult to match is caused.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a production process of a porous ceramic atomizing core containing titanium oxide, which has the advantages of improving the strength of a ceramic matrix and the like, and solves the problem that the porosity and the strength of the ceramic atomizing core are difficult to match.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a production process of a porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 22、Al2O3、Na2O、K2O、MgO、CaO、Fe2O3And TiO2One or more of (A), SiO2Silicon dioxide 40-90%, Al2O38-45% of aluminum oxide and Na20-8% of sodium O oxide and K20-8% of potassium O oxide, 0-25% of MgO magnesium oxide, 0-30% of CaO calcium oxide and Fe2O30 to 5 percent of ferric oxide and TiO20.05 to 5 percent of titanium dioxide.
Preferably, the preparation method of the porous ceramic atomizing core containing titanium oxide comprises the following steps:
s1: mixing SiO2,Al2O3,CaCO3MgO powder and pore-forming powder are mixed with paraffin and oleic acid, and are stirred and mixed at the temperature of 60-100 ℃, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 10-50% of the total mass of the powder.
S2: and (3) putting the stirred mixed slurry into an injection molding machine, and injecting the mixed slurry into a mold under certain pressure to obtain a ceramic blank.
S3: and degreasing and sintering the ceramic blank to obtain the ceramic matrix.
S4: and (3) screen printing the heating slurry on the ceramic matrix, and performing vacuum sintering to obtain the required ceramic atomizing core.
Preferably, the porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 2271.4%、Al2O320%、Na2O1%、MgO0.4%、K2O6%、Fe2O30.2%、TiO21% of pore-forming powder, paraffin and oleic acid, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 40% of the total mass of the powder.
Preferably, the porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 2269.4%、Al2O320%、Na2O1%、MgO0.4%、K2O6%、Fe2O30.2%、TiO23% of pore-forming powder, paraffin and oleic acid, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 40% of the total mass of the powder.
Preferably, the porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 2272.4%、Al2O320%、Na2O1%、MgO0.4%、K2O6%、Fe2O30.2 percent of pore-forming powder, paraffin and oleic acid, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 40 percent of the total mass of the powder.
Preferably, the porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weightMaterial preparation: the porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 2266.4%、Al2O320%、Na2O1%、MgO0.4%、K2O6%、Fe2O30.2%、TiO26% of pore-forming powder, paraffin and oleic acid, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 40% of the total mass of the powder.
(III) advantageous effects
Compared with the prior art, the invention provides a production process of a porous ceramic atomizing core containing titanium oxide, which has the following beneficial effects:
1. according to the production process of the titanium oxide-containing porous ceramic atomizing core, titanium oxide is added into a ceramic matrix, and part of titanium oxide is dissolved in a liquid phase to generate Ti under the high-temperature sintering state of the ceramic4+,Ti4+Will attract Ca2+Ions or Mg2+Ions are formed, disconnected O-Si-O bonds are reconnected, the generated Ti-rich phase exists in the form of tiny particles (0.05-5 mu m) along with the phase separation starting in sintering, the obvious enhancement effect is achieved on the ceramic matrix, and part of incompletely dissolved titanium oxide particles are coated in the liquid phase by the generated liquid phase, so that the particle enhancement effect is achieved on the liquid phase, and the strength of the ceramic matrix can be improved.
2. According to the production process of the porous ceramic atomizing core containing titanium oxide, a ceramic matrix is sintered in a vacuum environment due to TiO2The blackness of the ceramic matrix is increased after sintering, the blackness of the black ceramic is more obvious than that of the traditional ceramic on the market, the carbon deposition and other conditions generated in the pumping process are not easy to observe, and the use experience of a user is improved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
The first embodiment is as follows:
a production process of a porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 22、Al2O3、Na2O、K2O、MgO、Fe2O3And TiO2,SiO271.4% of silicon dioxide and Al2O320% of aluminum oxide and Na2Sodium O oxide 1%, K2Potassium O oxide 6%, MgO magnesium oxide 0.4%, Fe2O3Iron oxide 0.2% and TiO21% of titanium dioxide.
The preparation method of the porous ceramic atomizing core containing titanium oxide comprises the following steps:
s1: mixing SiO2、Al2O3、Na2O、K2O、MgO、Fe2O3、TiO2Mixing the powder and pore-forming powder with paraffin and oleic acid, stirring and mixing at about 80 ℃, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 40% of the total mass of the powder.
S2: and (3) putting the stirred mixed slurry into an injection molding machine, and injecting the mixed slurry into a mold under certain pressure to obtain a ceramic blank.
S3: and degreasing and sintering the ceramic blank to obtain the ceramic matrix.
S4: and (3) screen printing the heating slurry on the ceramic matrix, and performing vacuum sintering to obtain the required ceramic atomizing core.
Example two:
a production process of a porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 22、Al2O3、Na2O、K2O、MgO、Fe2O3And TiO2,SiO269.4% of silicon dioxide and Al2O320% of aluminum oxide and Na2Sodium O oxide 1%, K2Potassium O oxide 6%, MgO magnesium oxide 0.4%, Fe2O3Iron oxide 0.2% and TiO23 percent of titanium dioxide.
The preparation method of the porous ceramic atomizing core containing titanium oxide comprises the following steps:
s1: mixing SiO2、Al2O3、Na2O、K2O、MgO、Fe2O3、TiO2Mixing the powder and pore-forming powder with paraffin and oleic acid, stirring and mixing at about 80 ℃, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 40% of the total mass of the powder.
S2: and (3) putting the stirred mixed slurry into an injection molding machine, and injecting the mixed slurry into a mold under certain pressure to obtain a ceramic blank.
S3: and degreasing and sintering the ceramic blank to obtain the ceramic matrix.
S4: and (3) screen printing the heating slurry on the ceramic matrix, and performing vacuum sintering to obtain the required ceramic atomizing core.
Comparative example one:
a production process of a porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 22、Al2O3、Na2O、K2O, MgO and Fe2O3,SiO2Silicon dioxide 72.4%, Al2O320% of aluminum oxide and Na2Sodium O oxide 1%, K2Potassium O oxide 6%, MgO magnesium oxide 0.4% and Fe2O30.2 percent of ferric oxide.
The preparation method of the porous ceramic atomizing core containing titanium oxide comprises the following steps:
s1: mixing SiO2、Al2O3、Na2O、K2O、MgO、Fe2O3Mixing the powder and pore-forming powder with paraffin and oleic acid, stirring and mixing at about 80 ℃, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 40% of the total mass of the powder.
S2: and (3) putting the stirred mixed slurry into an injection molding machine, and injecting the mixed slurry into a mold under certain pressure to obtain a ceramic blank.
S3: and degreasing and sintering the ceramic blank to obtain the ceramic matrix.
S4: and (3) screen printing the heating slurry on the ceramic matrix, and performing vacuum sintering to obtain the required ceramic atomizing core.
Comparative example two:
a production process of a porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 22、Al2O3、Na2O、K2O、MgO、Fe2O3And TiO2,SiO266.4% of silicon dioxide and Al2O320% of aluminum oxide and Na2Sodium O oxide 1%, K2Potassium O oxide 6%, MgO magnesium oxide 0.4%, Fe2O3Iron oxide 0.2% and TiO26 percent of titanium dioxide.
The preparation method of the porous ceramic atomizing core containing titanium oxide comprises the following steps:
s1: mixing SiO2、Al2O3、Na2O、K2O、MgO、Fe2O3、TiO2Mixing the powder and pore-forming powder with paraffin and oleic acid, stirring and mixing at about 80 ℃, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 40% of the total mass of the powder.
S2: and (3) putting the stirred mixed slurry into an injection molding machine, and injecting the mixed slurry into a mold under certain pressure to obtain a ceramic blank.
S3: and degreasing and sintering the ceramic blank to obtain the ceramic matrix.
S4: and (3) screen printing the heating slurry on the ceramic matrix, and performing vacuum sintering to obtain the required ceramic atomizing core.
The porosity of the ceramic atomizing cores obtained in example one, example two, comparative example one and comparative example two was measured by archimedes drainage method, respectively.
The ceramic crush strength was measured using a universal mechanical tester at a pressing speed of 0.05 mm/s.
Experimentally, the porosity and crush strength of the ceramic atomizing cores prepared in example one, example two, comparative example one and comparative example two are shown in the following table:
as can be seen from the table above, the ceramic atomizing core prepared by the method of the invention has higher porosity and strength.
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 (6)
1. A production process of a porous ceramic atomizing core containing titanium oxide is characterized by comprising the following raw materials in parts by weight: SiO 22、Al2O3、Na2O、K2O、MgO、CaO、Fe2O3And TiO2One or more of (A), SiO2Silicon dioxide 40-90%, Al2O38-45% of aluminum oxide and Na20-8% of sodium O oxide and K20-8% of potassium O oxide, 0-25% of MgO magnesium oxide, 0-30% of CaO calcium oxide and Fe2O30 to 5 percent of ferric oxide and TiO20.05 to 5 percent of titanium dioxide.
2. The process for producing a porous ceramic atomizing core containing titanium oxide according to claim 1, wherein: the preparation method of the porous ceramic atomizing core containing titanium oxide comprises the following steps:
s1: mixing SiO2,Al2O3,CaCO3MgO powder and pore-forming powder are mixed with paraffin and oleic acid, and are stirred and mixed at the temperature of 60-100 ℃, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 10-50% of the total mass of the powder;
s2: putting the stirred mixed slurry into an injection molding machine, and injecting the mixed slurry into a mold under certain pressure to obtain a ceramic green body;
s3: degreasing and sintering the ceramic blank to obtain a ceramic matrix;
s4: and (3) screen printing the heating slurry on the ceramic matrix, and performing vacuum sintering to obtain the required ceramic atomizing core.
3. The process for producing a porous ceramic atomizing core containing titanium oxide according to claim 1, wherein: the porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 2271.4%、Al2O320%、Na2O1%、MgO0.4%、K2O6%、Fe2O30.2%、TiO21% of pore-forming powder, paraffin and oleic acid, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 40% of the total mass of the powder.
4. The process for producing a porous ceramic atomizing core containing titanium oxide according to claim 1, wherein: the porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 2269.4%、Al2O320%、Na2O1%、MgO0.4%、K2O6%、Fe2O30.2%、TiO23% of pore-forming powder, paraffin and oleic acid, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 40% of the total mass of the powder.
5. The process for producing a porous ceramic atomizing core containing titanium oxide according to claim 1, wherein: the porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: the porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 2272.4%、Al2O320%、Na2O1%、MgO0.4%、K2O6%、Fe2O30.2 percent of pore-forming powder, paraffin and oleic acid, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 40 percent of the total mass of the powder.
6. A composition according to claim 1 comprisingThe production process of the porous ceramic atomizing core of titanium oxide is characterized in that: the porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: the porous ceramic atomizing core containing titanium oxide comprises the following raw materials in parts by weight: SiO 2266.4%、Al2O320%、Na2O1%、MgO0.4%、K2O6%、Fe2O30.2%、TiO26% of pore-forming powder, paraffin and oleic acid, wherein the pore-forming powder is graphite, starch and plastic particles, and the addition amount of the pore-forming powder is 40% of the total mass of the powder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210080101.9A CN114276162A (en) | 2022-01-24 | 2022-01-24 | Production process of porous ceramic atomizing core containing titanium oxide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210080101.9A CN114276162A (en) | 2022-01-24 | 2022-01-24 | Production process of porous ceramic atomizing core containing titanium oxide |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114276162A true CN114276162A (en) | 2022-04-05 |
Family
ID=80881453
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210080101.9A Pending CN114276162A (en) | 2022-01-24 | 2022-01-24 | Production process of porous ceramic atomizing core containing titanium oxide |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114276162A (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140339744A1 (en) * | 2013-05-20 | 2014-11-20 | Corning Incorporated | Porous ceramic article and method of manufacturing the same |
US20150359262A1 (en) * | 2014-06-16 | 2015-12-17 | Shenzhen Smoore Technology Limited | Preparation method of porous ceramic, porous ceramic, and electronic cigarette |
CN110041092A (en) * | 2019-04-30 | 2019-07-23 | 深圳陶陶科技有限公司 | Porous plate and tobacco tar atomizer containing porous plate |
CN112321289A (en) * | 2020-10-30 | 2021-02-05 | 深圳陶陶科技有限公司 | Preparation method of porous ceramic and atomizing core thereof |
CN112592200A (en) * | 2020-12-18 | 2021-04-02 | 深圳市康泓威科技有限公司 | Nano porous ceramic for atomizing core and preparation method thereof |
CN113429217A (en) * | 2021-06-15 | 2021-09-24 | 深圳哈珀生物科技有限公司 | Preparation method of porous ceramic matrix, atomizing core, atomizer and electronic cigarette |
CN113896527A (en) * | 2021-11-08 | 2022-01-07 | 刘松青 | Porous ceramic for electronic cigarette and preparation method thereof |
CN113896564A (en) * | 2021-09-25 | 2022-01-07 | 山东丁鼎科技发展有限公司 | Spherical material, porous ceramic material, atomizing core and preparation method thereof |
-
2022
- 2022-01-24 CN CN202210080101.9A patent/CN114276162A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140339744A1 (en) * | 2013-05-20 | 2014-11-20 | Corning Incorporated | Porous ceramic article and method of manufacturing the same |
US20150359262A1 (en) * | 2014-06-16 | 2015-12-17 | Shenzhen Smoore Technology Limited | Preparation method of porous ceramic, porous ceramic, and electronic cigarette |
CN110041092A (en) * | 2019-04-30 | 2019-07-23 | 深圳陶陶科技有限公司 | Porous plate and tobacco tar atomizer containing porous plate |
CN112321289A (en) * | 2020-10-30 | 2021-02-05 | 深圳陶陶科技有限公司 | Preparation method of porous ceramic and atomizing core thereof |
CN112592200A (en) * | 2020-12-18 | 2021-04-02 | 深圳市康泓威科技有限公司 | Nano porous ceramic for atomizing core and preparation method thereof |
CN113429217A (en) * | 2021-06-15 | 2021-09-24 | 深圳哈珀生物科技有限公司 | Preparation method of porous ceramic matrix, atomizing core, atomizer and electronic cigarette |
CN113896564A (en) * | 2021-09-25 | 2022-01-07 | 山东丁鼎科技发展有限公司 | Spherical material, porous ceramic material, atomizing core and preparation method thereof |
CN113896527A (en) * | 2021-11-08 | 2022-01-07 | 刘松青 | Porous ceramic for electronic cigarette and preparation method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109576545B (en) | Ti (C, N) -based metal ceramic with mixed crystal structure and preparation method thereof | |
CN101973774A (en) | Hydration-resistant high-calcium magnesia-calcium brick and production process thereof | |
CN108892478B (en) | Low-temperature porcelain and preparation method thereof | |
CN106518043B (en) | The preparation method of the siliceous bottom brick of molten tin bath of low-cost aluminum calcium | |
CN108585803B (en) | Preparation method of ring-formation-free pellet rotary kiln lining | |
CN107117823A (en) | A kind of foam glass and preparation method thereof | |
CN101407375B (en) | Material for repairing lithium-based ceramic oral cavity and preparation thereof | |
CN107311675A (en) | A kind of air brick prepared by industry byproduct aluminium chromium slag and preparation method thereof | |
CN1793011A (en) | Composite ceramic core material adopting nano silicon dioxide | |
CN114276162A (en) | Production process of porous ceramic atomizing core containing titanium oxide | |
CN112094125B (en) | Low-thermal-conductivity low-thermal-expansion magnesium-based raw material and preparation method thereof | |
CN110078477A (en) | A kind of magnesia ceramic core and preparation method thereof | |
CN110627513A (en) | Magnesium-calcium-iron sand prepared by using flotation magnesite concentrate powder as raw material and preparation method thereof | |
CN114573324B (en) | RH vacuum furnace lining refractory material and preparation method thereof | |
CN116219226A (en) | TC4 titanium alloy powder for additive manufacturing and preparation method thereof | |
CN115947590A (en) | RH insert tube castable and production method thereof | |
CN114380577A (en) | Low-silicon tundish dry material for high-quality steel | |
CN114478052A (en) | Preparation method of high-strength electronic cigarette ceramic atomizing core | |
CN104313242A (en) | Deoxidant used for steelmaking and preparation method thereof | |
CN115403302B (en) | Regenerated wall brick and preparation method thereof | |
CN116410008B (en) | Long-service-life low-carbon magnesia carbon brick and preparation method thereof | |
CN111187081A (en) | Preparation method of high-hardness neutral furnace lining material | |
CN115108818B (en) | Raw material of low-shrinkage low-deflection silicon-based ceramic core and preparation method thereof | |
CN117164340B (en) | AlON and Al 2 O 3 -ZrO 2 Composite toughening phase, low-carbon magnesia carbon brick and preparation method thereof | |
CN111187083A (en) | Preparation method of neutral furnace lining material |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220405 |