CN111196716A - Glaze-free heat-resistant daily white porcelain prepared from modified graphene and preparation process thereof - Google Patents
Glaze-free heat-resistant daily white porcelain prepared from modified graphene and preparation process thereof Download PDFInfo
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- CN111196716A CN111196716A CN202010024415.8A CN202010024415A CN111196716A CN 111196716 A CN111196716 A CN 111196716A CN 202010024415 A CN202010024415 A CN 202010024415A CN 111196716 A CN111196716 A CN 111196716A
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical class [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 70
- 229910052573 porcelain Inorganic materials 0.000 title claims abstract description 60
- 238000002360 preparation method Methods 0.000 title description 3
- 239000002994 raw material Substances 0.000 claims abstract description 28
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 19
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 13
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 13
- 239000001506 calcium phosphate Substances 0.000 claims abstract description 13
- 239000010459 dolomite Substances 0.000 claims abstract description 13
- 229910000514 dolomite Inorganic materials 0.000 claims abstract description 13
- 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 13
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000010453 quartz Substances 0.000 claims abstract description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000002002 slurry Substances 0.000 claims abstract description 13
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims abstract description 13
- 229940078499 tricalcium phosphate Drugs 0.000 claims abstract description 13
- 229910000391 tricalcium phosphate Inorganic materials 0.000 claims abstract description 13
- 235000019731 tricalcium phosphate Nutrition 0.000 claims abstract description 13
- 239000002699 waste material Substances 0.000 claims abstract description 13
- 239000002270 dispersing agent Substances 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- DLHONNLASJQAHX-UHFFFAOYSA-N aluminum;potassium;oxygen(2-);silicon(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Si+4].[Si+4].[Si+4].[K+] DLHONNLASJQAHX-UHFFFAOYSA-N 0.000 claims description 12
- 238000005245 sintering Methods 0.000 claims description 9
- 238000010304 firing Methods 0.000 claims description 8
- 238000000227 grinding Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000000498 ball milling Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 abstract description 9
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 abstract 1
- 241001122767 Theaceae Species 0.000 abstract 1
- 239000010433 feldspar Substances 0.000 abstract 1
- 229940072033 potash Drugs 0.000 abstract 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 abstract 1
- 235000015320 potassium carbonate Nutrition 0.000 abstract 1
- 230000001737 promoting effect Effects 0.000 abstract 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002041 carbon nanotube Substances 0.000 description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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Abstract
The invention relates to the technical field of white porcelain manufacturing, in particular to a glaze-free heat-resistant daily white porcelain prepared from modified graphene and a manufacturing process thereof. The glaze-free heat-resistant daily white porcelain prepared from the modified graphene comprises glaze-free heat-resistant daily white porcelain, and raw materials of the glaze-free heat-resistant daily white porcelain comprise waste white porcelain, aluminum oxide, dolomite, potash feldspar, kaolin, quartz, stalactite, a dispersing agent, modified graphene and tricalcium phosphate. The glaze-free heat-resistant daily white porcelain prepared from the modified graphene is a brand-new glaze-free heat-resistant daily white porcelain, the modified graphene is introduced as a blank raw material, the modified graphene can be fully fused with blank slurry through adjustment of the blank slurry, the graphene is dispersed in the blank, the overall heat resistance and heat conductivity of the ceramic product are improved by virtue of the performance of the graphene, the ceramic product is wear-resistant, and particularly suitable for manufacturing heat-resistant tea sets and tableware, a brand-new application is provided for utilization of the traditional white porcelain, and the ceramic product has positive significance for promoting development of the white porcelain product and has positive economic benefits.
Description
Technical Field
The invention relates to the technical field of white porcelain manufacturing, in particular to a glaze-free heat-resistant daily white porcelain prepared from modified graphene and a manufacturing process thereof.
Background
Graphene is the thinnest and the hardest material in the world at present, the thermal conductivity is higher than that of carbon nanotubes and diamond, the electron mobility is higher than that of carbon nanotubes or silicon crystals at normal temperature, the resistivity is lower than that of copper or silver, the graphene is the material with the smallest resistivity in the world at present, and due to the unique charge mechanical properties, the composite material added with the graphene is more functional, not only shows excellent mechanical and electrical properties, but also has excellent processing performance, and a wider application field is provided for the composite material.
However, graphene with a complete structure is a two-dimensional crystal formed by combining benzene six-membered rings without any unstable bonds, the chemical stability is high, the surface of the graphene is in an inert state, the interaction with other media (such as solvents and the like) is weak, and strong Vanderwa force exists between sheets of the graphene and is easy to generate agglomeration, so that the existing graphene introduced as a ceramic technology is generally to add graphene into ceramic glaze to prepare heat-resistant glaze, for example, the heat-resistant environment-friendly glaze for tableware disclosed in application No. 201710160651.0, which is known to be a primary vitreous layer attached to the surface of a blank, so that if a graphene material can be applied to the ceramic blank, the heat resistance and the heat conductivity of the ceramic blank are improved by utilizing the characteristics of the graphene, and a brand-new application field is provided for the utilization of traditional white porcelain.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the glaze-free heat-resistant daily white porcelain prepared from the modified graphene and the preparation process thereof.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: the glaze-free heat-resistant daily white porcelain prepared from the modified graphene comprises the following raw materials in parts by weight: 10-30 parts of waste white porcelain, 20-30 parts of aluminum oxide, 15-20 parts of dolomite, 15-20 parts of potassium feldspar, 5-10 parts of kaolin, 10-20 parts of quartz, 1-5 parts of stalactite, 0-5 parts of a dispersing agent, 1-5 parts of modified graphene and 1-2 parts of tricalcium phosphate.
Further, the modified graphene is water-soluble graphene.
Further, the glaze-free heat-resistant daily white porcelain comprises the following raw materials in parts by weight: 16 parts of waste white porcelain, 23 parts of aluminum oxide, 11 parts of dolomite, 16 parts of potassium feldspar, 6 parts of kaolin, 18 parts of quartz, 4 parts of stalactite, 2 parts of a dispersing agent, 2 parts of modified graphene and 2 parts of tricalcium phosphate.
Further, the glaze-free heat-resistant daily white porcelain comprises the following raw materials in parts by weight: 13 parts of waste white porcelain, 22 parts of aluminum oxide, 16 parts of dolomite, 17 parts of potassium feldspar, 6 parts of kaolin, 18 parts of quartz, 4 parts of stalactite, 3 parts of modified graphene and 1 part of tricalcium phosphate.
Further, the glaze-free heat-resistant daily white porcelain comprises the following raw materials in parts by weight: 21 parts of waste white porcelain, 20 parts of aluminum oxide, 16 parts of dolomite, 15 parts of potassium feldspar, 7 parts of kaolin, 12 parts of quartz, 2 parts of stalactite, 4 parts of a dispersing agent, 2 parts of modified graphene and 1 part of tricalcium phosphate.
A manufacturing process of a glaze-free heat-resistant daily white porcelain prepared from modified graphene comprises the following specific steps:
step 1, preparing raw materials according to raw material components of a glaze-free heat-resistant daily white porcelain blank;
step 2, adding the raw materials of the heat-resistant white porcelain body into a ball mill for wet ball milling, wherein the raw materials comprise: ball: the proportion of water is 2: 1: 1-2, grinding for 4-5 hours, adding the modified graphene after grinding, and continuously stirring for 4-5 hours to obtain blank slurry;
step 3, injecting the blank slurry into a mold within 20-30 minutes;
and 4, sintering, namely placing the blank containing the glaze into a kiln after the blank is dried, and sintering and forming at the sintering temperature of 1320-1328 ℃ to obtain the glaze-free heat-resistant daily white porcelain prepared from the modified graphene.
Further, in the step 3, after the grouting is finished, the mould is placed into a drying room and baked for 10-15 minutes until the water content of the blank body is 5-10%.
Further, the firing control in step 4 is as follows:
a preheating section: raising the temperature from normal temperature to 300 ℃ in 20-30 minutes;
a temperature rising section: the temperature of the kiln is continuously increased to 800 +/-10 ℃ after 3-4 hours;
in the heat preservation stage, the temperature of the kiln is raised to the firing temperature within 4-5 hours, and the heat is preserved for 30-50 minutes after the firing temperature is reached;
a cooling section: the temperature of the kiln is reduced to 200-300 ℃ after 1-2 hours.
The invention provides a brand-new unglazed heat-resistant daily white porcelain, which is prepared by introducing modified graphene as a blank raw material, wherein the modified graphene can be fully fused with blank slurry through the adjustment of the blank slurry, the graphene is dispersed in the blank, and the overall heat resistance, heat conductivity and wear resistance of the ceramic product are improved by virtue of the performance of the graphene.
Detailed Description
The invention is further described below by means of specific embodiments.
The glaze-free heat-resistant daily white porcelain prepared from the modified graphene comprises the following raw materials in parts by weight: 10-30 parts of waste white porcelain, 20-30 parts of aluminum oxide, 15-20 parts of dolomite, 15-20 parts of potassium feldspar, 5-10 parts of kaolin, 10-20 parts of quartz, 1-5 parts of stalactite, 0-5 parts of a dispersing agent, 1-5 parts of modified graphene and 1-2 parts of tricalcium phosphate, wherein the modified graphene is water-soluble graphene.
The first embodiment is as follows:
the glaze-free heat-resistant daily white porcelain prepared from the modified graphene comprises the following raw materials in parts by weight: 16 parts of waste white porcelain, 23 parts of aluminum oxide, 11 parts of dolomite, 16 parts of potassium feldspar, 6 parts of kaolin, 18 parts of quartz, 4 parts of stalactite, 2 parts of a dispersing agent, 2 parts of modified graphene and 2 parts of tricalcium phosphate.
The second embodiment is as follows:
the glaze-free heat-resistant daily white porcelain prepared from the modified graphene comprises the following raw materials in parts by weight: 13 parts of waste white porcelain, 22 parts of aluminum oxide, 16 parts of dolomite, 17 parts of potassium feldspar, 6 parts of kaolin, 18 parts of quartz, 4 parts of stalactite, 3 parts of modified graphene and 1 part of tricalcium phosphate.
The third concrete embodiment:
the glaze-free heat-resistant daily white porcelain prepared from the modified graphene comprises the following raw materials in parts by weight: 21 parts of waste white porcelain, 20 parts of aluminum oxide, 16 parts of dolomite, 15 parts of potassium feldspar, 7 parts of kaolin, 12 parts of quartz, 2 parts of stalactite, 4 parts of a dispersing agent, 2 parts of modified graphene and 1 part of tricalcium phosphate.
A manufacturing process of a glaze-free heat-resistant daily white porcelain prepared from modified graphene comprises the following specific steps:
step 1, preparing raw materials according to raw material components of a glaze-free heat-resistant daily white porcelain blank;
step 2, adding the raw materials of the heat-resistant white porcelain body into a ball mill for wet ball milling, wherein the raw materials comprise: ball: the proportion of water is 2: 1: 1-2, grinding for 4-5 hours, adding the modified graphene after grinding, and continuously stirring for 4-5 hours to obtain blank slurry;
step 3, injecting the blank slurry into a mold within 20-30 minutes, placing the mold into a drying room after the slurry injection is finished, and baking for 10-15 minutes until the water content of the blank is 5-10%;
and 4, sintering, namely placing the glaze-containing blank into a kiln after the blank is dried, sintering and forming, wherein the sintering temperature is 1320-:
a preheating section: raising the temperature from normal temperature to 300 ℃ in 20-30 minutes;
a temperature rising section: the temperature of the kiln is continuously increased to 800 +/-10 ℃ after 3-4 hours;
in the heat preservation stage, the temperature of the kiln is raised to the firing temperature within 4-5 hours, and the heat is preserved for 30-50 minutes after the firing temperature is reached;
a cooling section: the temperature of the kiln is reduced to 200-300 ℃ after 1-2 hours.
The invention provides a brand-new unglazed heat-resistant daily white porcelain, which is prepared by introducing modified graphene as a blank raw material, wherein the modified graphene can be fully fused with blank slurry through the adjustment of the blank slurry, the graphene is dispersed in the blank, and the overall heat resistance, heat conductivity and wear resistance of the ceramic product are improved by virtue of the performance of the graphene.
The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.
Claims (8)
1. The glaze-free heat-resistant daily white porcelain prepared from the modified graphene is characterized in that: the glaze-free heat-resistant daily white porcelain comprises the following raw materials in parts by weight: 10-30 parts of waste white porcelain, 20-30 parts of aluminum oxide, 15-20 parts of dolomite, 15-20 parts of potassium feldspar, 5-10 parts of kaolin, 10-20 parts of quartz, 1-5 parts of stalactite, 0-5 parts of a dispersing agent, 1-5 parts of modified graphene and 1-2 parts of tricalcium phosphate.
2. The unglazed heat-resistant daily white porcelain prepared from the modified graphene according to claim 1, characterized in that: the modified graphene is water-soluble graphene.
3. The unglazed heat-resistant daily white porcelain prepared from the modified graphene according to claim 2, characterized in that: the glaze-free heat-resistant daily white porcelain comprises the following raw materials in parts by weight: 16 parts of waste white porcelain, 23 parts of aluminum oxide, 11 parts of dolomite, 16 parts of potassium feldspar, 6 parts of kaolin, 18 parts of quartz, 4 parts of stalactite, 2 parts of a dispersing agent, 2 parts of modified graphene and 2 parts of tricalcium phosphate.
4. The unglazed heat-resistant daily white porcelain prepared from the modified graphene according to claim 1 or 3, characterized in that: the glaze-free heat-resistant daily white porcelain comprises the following raw materials in parts by weight: 13 parts of waste white porcelain, 22 parts of aluminum oxide, 16 parts of dolomite, 17 parts of potassium feldspar, 6 parts of kaolin, 18 parts of quartz, 4 parts of stalactite, 3 parts of modified graphene and 1 part of tricalcium phosphate.
5. The unglazed heat-resistant daily white porcelain prepared from the modified graphene according to claim 1 or 3, characterized in that: the glaze-free heat-resistant daily white porcelain comprises the following raw materials in parts by weight: 21 parts of waste white porcelain, 20 parts of aluminum oxide, 16 parts of dolomite, 15 parts of potassium feldspar, 7 parts of kaolin, 12 parts of quartz, 2 parts of stalactite, 4 parts of a dispersing agent, 2 parts of modified graphene and 1 part of tricalcium phosphate.
6. A manufacturing process of an unglazed heat-resistant daily white porcelain prepared from modified graphene, which meets the requirements of 1-6, comprises the following specific steps:
step 1, preparing raw materials according to raw material components of a glaze-free heat-resistant daily white porcelain blank;
step 2, adding the raw materials of the heat-resistant white porcelain body into a ball mill for wet ball milling, wherein the raw materials comprise: ball: the proportion of water is 2: 1: 1-2, grinding for 4-5 hours, adding the modified graphene after grinding, and continuously stirring for 4-5 hours to obtain blank slurry;
step 3, injecting the blank slurry into a mold within 20-30 minutes;
and 4, sintering, namely placing the blank containing the glaze into a kiln after the blank is dried, and sintering and forming at the sintering temperature of 1320-1328 ℃ to obtain the glaze-free heat-resistant daily white porcelain prepared from the modified graphene.
7. The manufacturing process of the unglazed heat-resistant daily white porcelain prepared from the modified graphene according to claim 7 is characterized in that: and 3, after the grouting is finished, placing the die into a drying room, and baking for 10-15 minutes until the water content of the blank body is 5-10%.
8. The manufacturing process of the unglazed heat-resistant daily white porcelain prepared from the modified graphene according to claim 7 is characterized in that: the firing control in step 4 is as follows:
a preheating section: raising the temperature from normal temperature to 300 ℃ in 20-30 minutes;
a temperature rising section: the temperature of the kiln is continuously increased to 800 +/-10 ℃ after 3-4 hours;
in the heat preservation stage, the temperature of the kiln is raised to the firing temperature within 4-5 hours, and the heat is preserved for 30-50 minutes after the firing temperature is reached;
a cooling section: the temperature of the kiln is reduced to 200-300 ℃ after 1-2 hours.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111978069A (en) * | 2020-09-02 | 2020-11-24 | 福建泉州顺美集团有限责任公司 | One-step forming surface carved glaze-free thin white porcelain product and integrated manufacturing process thereof |
| CN112028605A (en) * | 2020-09-08 | 2020-12-04 | 福建省德化县腾艺陶瓷有限公司 | Jade white porcelain prepared from modified metakaolin and preparation process thereof |
-
2020
- 2020-01-10 CN CN202010024415.8A patent/CN111196716A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111978069A (en) * | 2020-09-02 | 2020-11-24 | 福建泉州顺美集团有限责任公司 | One-step forming surface carved glaze-free thin white porcelain product and integrated manufacturing process thereof |
| CN112028605A (en) * | 2020-09-08 | 2020-12-04 | 福建省德化县腾艺陶瓷有限公司 | Jade white porcelain prepared from modified metakaolin and preparation process thereof |
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Application publication date: 20200526 |