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
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- 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
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- 239000000919 ceramic Substances 0.000 title claims abstract description 102
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 76
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 239000000843 powder Substances 0.000 claims abstract description 65
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 36
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 30
- 229910001845 yogo sapphire Inorganic materials 0.000 claims abstract description 30
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000011159 matrix material Substances 0.000 claims abstract description 24
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 21
- 239000002994 raw material Substances 0.000 claims abstract description 18
- 238000005245 sintering Methods 0.000 claims abstract description 18
- 238000002156 mixing Methods 0.000 claims abstract description 16
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 claims abstract description 15
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 claims abstract description 15
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000005642 Oleic acid Substances 0.000 claims abstract description 15
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052681 coesite Inorganic materials 0.000 claims abstract description 15
- 229910052906 cristobalite Inorganic materials 0.000 claims abstract description 15
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 claims abstract description 15
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 claims abstract description 15
- 239000012188 paraffin wax Substances 0.000 claims abstract description 15
- 229910052682 stishovite Inorganic materials 0.000 claims abstract description 15
- 229910052905 tridymite Inorganic materials 0.000 claims abstract description 15
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000011268 mixed slurry Substances 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000001746 injection moulding Methods 0.000 claims abstract description 7
- 238000007650 screen-printing Methods 0.000 claims abstract description 7
- 239000002002 slurry Substances 0.000 claims abstract description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 3
- 239000000395 magnesium oxide Substances 0.000 claims description 24
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 24
- 239000011734 sodium Substances 0.000 claims description 20
- 239000002245 particle Substances 0.000 claims description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 229920002472 Starch Polymers 0.000 claims description 14
- 229910002804 graphite Inorganic materials 0.000 claims description 14
- 239000010439 graphite Substances 0.000 claims description 14
- 239000004033 plastic Substances 0.000 claims description 14
- 239000008107 starch Substances 0.000 claims description 14
- 235000019698 starch Nutrition 0.000 claims description 14
- NOTVAPJNGZMVSD-UHFFFAOYSA-N potassium monoxide Inorganic materials [K]O[K] NOTVAPJNGZMVSD-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 7
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 6
- 239000000292 calcium oxide Substances 0.000 claims description 6
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 6
- 238000005238 degreasing Methods 0.000 claims description 6
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 6
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 6
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 6
- 239000011591 potassium Substances 0.000 claims description 6
- 229910052700 potassium Inorganic materials 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- 239000004408 titanium dioxide Substances 0.000 claims description 5
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims description 3
- 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 claims description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 abstract description 10
- 239000007791 liquid phase Substances 0.000 abstract description 5
- 238000003756 stirring Methods 0.000 abstract description 5
- 239000010936 titanium Substances 0.000 abstract description 5
- 150000002500 ions Chemical class 0.000 abstract description 4
- 229910002656 O–Si–O Inorganic materials 0.000 abstract description 2
- 239000011224 oxide ceramic Substances 0.000 abstract 1
- 238000005728 strengthening Methods 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 6
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical compound [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 3
- 235000012239 silicon dioxide Nutrition 0.000 description 3
- 239000000306 component Substances 0.000 description 2
- 239000003571 electronic cigarette Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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.
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| 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 |
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2022
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| 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 |
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