CN103922587B - A kind of inner container for thermos flask resistant to hydrolysis glass and preparation method thereof - Google Patents
A kind of inner container for thermos flask resistant to hydrolysis glass and preparation method thereof Download PDFInfo
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- CN103922587B CN103922587B CN201410092844.3A CN201410092844A CN103922587B CN 103922587 B CN103922587 B CN 103922587B CN 201410092844 A CN201410092844 A CN 201410092844A CN 103922587 B CN103922587 B CN 103922587B
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Abstract
The invention discloses a kind of inner container for thermos flask resistant to hydrolysis glass and preparation method thereof, it is made up of the raw material of following weight part: river sand 40-50, Weathered Sand 20-30, potassium felspar sand 10-15, barite 5-10, glass cullet 15-20, zircon 10-15, obsidian 10-15, fibrolite 5-10, calcium carbonate 4-8, SODIUMNITRATE 2-5, nickel oxide 1-2, Graphene 0.5-1, cryolite powder 3-6.Vacuum flask glass resistant to hydrolysis excellent performance of the present invention, chemical stability is good, high resistance to water erosion, effectively can solve the problem that flake easily appears separating out in inner container for thermos flask, ensure the quality safety of inner container for thermos flask.
Description
Technical field
The present invention relates to a kind of glass and preparation method thereof, be specifically related to a kind of inner container for thermos flask resistant to hydrolysis glass and preparation method thereof.
Background technology
Vacuum flask, a kind of articles for daily use, have many uses, can be used for storing hot water, holding cold drink and medicine, vacuum flask is made up of inner bag, shell and optional feature, wherein inner bag is the core component of vacuum flask, be made up of double glazing, the two sides in interlayer plates the metals such as silver, and centre is evacuated, bottleneck has stopper, can keep the temperature in bottle in a long time.But the inner container for thermos flask that existing market exists also exists the shortcoming of resistant to hydrolysis poor performance, glass liner is filled with water very serious to the erosion of glass, causes glass refills to occur separating out flake phenomenon, thus affects the healthy and safe of people.
Summary of the invention
The object of the present invention is to provide a kind of inner container for thermos flask resistant to hydrolysis glass and preparation method thereof, suppress glass refills to occur separating out flake phenomenon, ensure the quality safety of inner container for thermos flask.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of inner container for thermos flask resistant to hydrolysis glass, is made up of the raw material of following weight part: river sand 40-50, Weathered Sand 20-30, potassium felspar sand 10-15, barite 5-10, glass cullet 15-20, zircon 10-15, obsidian 10-15, fibrolite 5-10, calcium carbonate 4-8, SODIUMNITRATE 2-5, nickel oxide 1-2, Graphene 0.5-1, cryolite powder 3-6.
A preparation method for inner container for thermos flask resistant to hydrolysis glass, comprises the following steps:
(1) get river sand, Weathered Sand, potassium felspar sand, barite mix, pulverize, cross 50-100 mesh sieve, wet ball grinding 12-24h, at 110-120 DEG C of temperature, carry out drying, to treat compound after moisture drying with the speed of 220-280 DEG C/h from room temperature to 860-920 DEG C, calcining 1-2h, and then with the ramp of 180-240 DEG C/h to 1240-1280 DEG C, take out also shrend after calcining 1-2h and become particle, dry, obtain beaded glass material;
(2) get glass cullet, zircon, obsidian, fibrolite mix, pulverize, mix with calcium carbonate, SODIUMNITRATE, nickel oxide, Graphene, cryolite powder after crossing 100-150 mesh sieve, then drop in smelting furnace and carry out high temperature melting, temperature of fusion is 1780-1840 DEG C, until melting down more than 80% time, add the beaded glass material that step (1) is obtained again, stir, continue fusing 2-4h, obtain melten glass liquid;
(3) the melten glass liquid of step (2) gained is poured into blow molding in mould, glass temperature after to be formed carries out annealing thermal treatment when being down to 500-600 DEG C: be first warming up to 880-940 DEG C with 4-8 DEG C/min, insulation 1-2h, then be cooled to 520-560 DEG C with 5-10 DEG C/min, insulation 3-5h; Then be warming up to 820-860 DEG C with 3-6 DEG C/min, insulation 2-3h, then be cooled to 400-450 DEG C with 5-10 DEG C/min, insulation 4-6h; Then be warming up to 920-960 DEG C with 10-15 DEG C/min, insulation 1-2h, then be cooled to less than 100 DEG C with 15-20 DEG C/min and can come out of the stove, air cooling is to room temperature;
(4) cooled glass gob is finished product through aftertreatment, after the assay was approved packaging.
Beneficial effect of the present invention:
Vacuum flask glass resistant to hydrolysis excellent performance of the present invention, chemical stability is good, high resistance to water erosion, effectively can solve the problem that flake easily appears separating out in inner container for thermos flask, ensure the quality safety of inner container for thermos flask.
Embodiment
Below in conjunction with specific embodiment, the present invention is further illustrated.
Embodiment
The raw material getting following weight (kg) is made: river sand 45, Weathered Sand 25, potassium felspar sand 12, barite 8, glass cullet 16, zircon 12, obsidian 10, fibrolite 8, calcium carbonate 6, SODIUMNITRATE 3, nickel oxide 1.5, Graphene 0.5, cryolite powder 4.
A preparation method for inner container for thermos flask resistant to hydrolysis glass, comprises the following steps:
(1) get river sand, Weathered Sand, potassium felspar sand, barite mix, pulverize, cross 100 mesh sieves, wet ball grinding 24h, at 115 DEG C of temperature, carry out drying, to treat compound after moisture drying with the speed of 260 DEG C/h from room temperature to 880 DEG C, calcining 2h, and then with the ramp to 1260 DEG C of 220 DEG C/h, take out also shrend after calcining 1h and become particle, dry, obtain beaded glass material;
(2) get glass cullet, zircon, obsidian, fibrolite mix, pulverize, mix with calcium carbonate, SODIUMNITRATE, nickel oxide, Graphene, cryolite powder after crossing 120 mesh sieves, then drop in smelting furnace and carry out high temperature melting, temperature of fusion is 1820 DEG C, until melting down more than 80% time, add the beaded glass material that step (1) is obtained again, stir, continue fusing 3h, obtain melten glass liquid;
(3) the melten glass liquid of step (2) gained is poured into blow molding in mould, when the glass temperature after to be formed is down to 520 DEG C, carry out annealing thermal treatment: be first warming up to 920 DEG C with 6 DEG C/min, insulation 1h, then be cooled to 540 DEG C with 8 DEG C/min, insulation 4h; Then be warming up to 840 DEG C with 4 DEG C/min, insulation 2h, then be cooled to 420 DEG C with 8 DEG C/min, insulation 5h; Then be warming up to 950 DEG C with 12 DEG C/min, insulation 1h, then be cooled to less than 100 DEG C with 18 DEG C/min and can come out of the stove, air cooling is to room temperature;
(4) cooled glass gob is finished product through aftertreatment, after the assay was approved packaging.
The performance test of the vacuum flask glass that the present invention obtains is as shown in the table:
| Project | Unit | Test result |
| Flexural strength | MPa | 94 |
| Young's modulus | GPa | 65 |
| Poisson's ratio | -- | 0.24 |
| Linear expansivity (room temperature-300 DEG C) | 10 -6×K -1 | 6.7 |
Claims (1)
1. an inner container for thermos flask resistant to hydrolysis glass, it is characterized in that, be made up of the raw material of following weight part: river sand 40-50, Weathered Sand 20-30, potassium felspar sand 10-15, barite 5-10, glass cullet 15-20, zircon 10-15, obsidian 10-15, fibrolite 5-10, calcium carbonate 4-8, SODIUMNITRATE 2-5, nickel oxide 1-2, Graphene 0.5-1, cryolite powder 3-6;
The preparation method of described inner container for thermos flask resistant to hydrolysis glass is in comprising the following steps:
(1) get river sand, Weathered Sand, potassium felspar sand, barite mix, pulverize, cross 50-100 mesh sieve, wet ball grinding 12-24h, at 110-120 DEG C of temperature, carry out drying, to treat compound after moisture drying with the speed of 220-280 DEG C/h from room temperature to 860-920 DEG C, calcining 1-2h, and then with the ramp of 180-240 DEG C/h to 1240-1280 DEG C, take out also shrend after calcining 1-2h and become particle, dry, obtain beaded glass material;
(2) get glass cullet, zircon, obsidian, fibrolite mix, pulverize, mix with calcium carbonate, SODIUMNITRATE, nickel oxide, Graphene, cryolite powder after crossing 100-150 mesh sieve, then drop in smelting furnace and carry out high temperature melting, temperature of fusion is 1780-1840 DEG C, until melting down more than 80% time, add the beaded glass material that step (1) is obtained again, stir, continue fusing 2-4h, obtain melten glass liquid;
(3) the melten glass liquid of step (2) gained is poured into blow molding in mould, glass temperature after to be formed carries out annealing thermal treatment when being down to 500-600 DEG C: be first warming up to 880-940 DEG C with 4-8 DEG C/min, insulation 1-2h, then be cooled to 520-560 DEG C with 5-10 DEG C/min, insulation 3-5h; Then be warming up to 820-860 DEG C with 3-6 DEG C/min, insulation 2-3h, then be cooled to 400-450 DEG C with 5-10 DEG C/min, insulation 4-6h; Then be warming up to 920-960 DEG C with 10-15 DEG C/min, insulation 1-2h, then be cooled to less than 100 DEG C with 15-20 DEG C/min and can come out of the stove, air cooling is to room temperature;
(4) cooled glass gob is finished product through aftertreatment, after the assay was approved packaging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410092844.3A CN103922587B (en) | 2014-03-13 | 2014-03-13 | A kind of inner container for thermos flask resistant to hydrolysis glass and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410092844.3A CN103922587B (en) | 2014-03-13 | 2014-03-13 | A kind of inner container for thermos flask resistant to hydrolysis glass and preparation method thereof |
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| CN103922587A CN103922587A (en) | 2014-07-16 |
| CN103922587B true CN103922587B (en) | 2016-03-16 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105000803A (en) * | 2015-06-30 | 2015-10-28 | 安徽鑫民玻璃制品有限公司 | Heat-resistant low-expansion glass container, and preparation method thereof |
| CN104986957A (en) * | 2015-06-30 | 2015-10-21 | 安徽鑫民玻璃制品有限公司 | Low-temperature-resistant glass container and preparation method thereof |
| CN104986958A (en) * | 2015-06-30 | 2015-10-21 | 安徽鑫民玻璃制品有限公司 | Cracking-resistant glass container and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795774A (en) * | 2011-05-27 | 2012-11-28 | 淄博钰晶新型材料科技有限公司 | Method for manufacturing nano microcrystal sheet material by utilizing quartz sand |
| CN103466952A (en) * | 2013-08-23 | 2013-12-25 | 苏州艾特斯环保材料有限公司 | Graphene glass and production process thereof |
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2014
- 2014-03-13 CN CN201410092844.3A patent/CN103922587B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795774A (en) * | 2011-05-27 | 2012-11-28 | 淄博钰晶新型材料科技有限公司 | Method for manufacturing nano microcrystal sheet material by utilizing quartz sand |
| CN103466952A (en) * | 2013-08-23 | 2013-12-25 | 苏州艾特斯环保材料有限公司 | Graphene glass and production process thereof |
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Denomination of invention: A kind of hydrolytic resistant glass for the liner of thermos bottle and its preparation method Effective date of registration: 20221213 Granted publication date: 20160316 Pledgee: Anhui Fengyang Rural Commercial Bank Co.,Ltd. Pledgor: FENGYANG JINXING INDUSTRIAL Co.,Ltd. Registration number: Y2022980026895 |
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