CN105837010A - Preparation method of high-performance quartz tube - Google Patents
Preparation method of high-performance quartz tube Download PDFInfo
- Publication number
- CN105837010A CN105837010A CN201610249633.5A CN201610249633A CN105837010A CN 105837010 A CN105837010 A CN 105837010A CN 201610249633 A CN201610249633 A CN 201610249633A CN 105837010 A CN105837010 A CN 105837010A
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- CN
- China
- Prior art keywords
- preparation
- quartz ampoule
- described step
- performance
- oxide
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B20/00—Processes specially adapted for the production of quartz or fused silica articles, not otherwise provided for
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/06—Glass compositions containing silica with more than 90% silica by weight, e.g. quartz
Abstract
The invention discloses a preparation method of a high-performance quartz tube. The preparation method comprises the following steps: a) material selection and preparation; b) raw material pretreatment; c) grinding and mixing; d) sand baking treatment; e) hot melt drawing; and f) vacuum dehydroxylation treatment. The preparation method disclosed by the invention has the advantages of reasonable procedure arrangement, simple preparation technique, low pollution and moderate cost. The prepared quartz tube has favorable comprehensive properties, and can effectively enhance the service life and properties of the electronic device.
Description
Technical field
The present invention relates to the preparation method of a kind of quartz ampoule, particularly relate to a kind of composition configuration rationally, the preparation method of the quartz ampoule of high comprehensive performance, belong to quartz ware technical field.
Background technology
The main component of quartz ampoule is SiO2, has good heat-resisting quantity, heat conductivity, heat stability, optical property and chemical stability, is increasingly widely applied on industry and the product for civilian use.
But, conventionally, as the composition configuration of quartz ampoule and preparation technology link unreasonable, cause quartz ampoule to there is the defects such as fusing point processing high, difficult, oxidizable, filtering performance is poor, directly affects service life and the serviceability of electronic equipment.
Summary of the invention
For the demand, the invention provides the preparation method of a kind of high-performance quartz ampoule, this preparation method procedure arrangement is reasonable, preparation technology is easy, moderate cost, obtained quartz ampoule fusing point is moderate, thermal coefficient of expansion is little, be prone to processing, high comprehensive performance.
The present invention is the preparation method of a kind of high-performance quartz ampoule, and this preparation method comprises the steps: that a) selection is got the raw materials ready, b) pretreatment of raw material, c) grinds batch mixing, and d) roasting sand processes, and e) hot melt draws, and f) vacuum deshydroxy processes.
In a preferred embodiment of the present invention, in described step a), the major ingredient of this quartz ampoule is nano silica fume, and adjuvant includes sodium oxide, potassium oxide, aluminium oxide, calcium oxide, titanium oxide and rare earth oxide.
In a preferred embodiment of the present invention, in described step b), major ingredient concentration is the hydrofluoric acid treatment of 10%, and the process time is 10-15 minute, then uses clear water to wash down and dry；Adjuvant adds appropriate amount of deionized water, mix and blend, makes the viscous solution that concentration is 80%.
In a preferred embodiment of the present invention, in described step c), pretreated major ingredient and adjuvant being added and process 3-4 hour to ball mill, ball mill temperature controls at 50 DEG C-60 DEG C.
In a preferred embodiment of the present invention, in described step d), prepared mixed powder being sent into roasting sand machine, temperature controls, at 800 DEG C-900 DEG C, to be stirred continuously, process 2-3 hour.
In a preferred embodiment of the present invention, in described step e), hot melting equipment selects continuous induction melting furnace, and temperature controls at 2000 DEG C-2100 DEG C, and compound hot melt in this temperature was drawn into pipe after 1-1.5 hour.
In a preferred embodiment of the present invention, in described step f), the temperature that the deshydroxy of molding quartz ampoule processes controls at 1100 DEG C-1200 DEG C, and the process time is 2.5-3.5 hour.
Present invention is disclosed the preparation method of a kind of high-performance quartz ampoule, this preparation method procedure arrangement is reasonable, and preparation technology is easy, pollutes low, moderate cost, and obtained quartz ampoule high comprehensive performance can be effectively improved service life and the performance of electronic equipment.
Accompanying drawing explanation
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings:
Fig. 1 is the process figure of the preparation method of embodiment of the present invention high-performance quartz ampoule.
Detailed description of the invention
Below in conjunction with the accompanying drawings presently preferred embodiments of the present invention is described in detail, so that advantages and features of the invention can be easier to be readily appreciated by one skilled in the art, thus protection scope of the present invention is made apparent clear and definite defining.
Fig. 1 is the process figure of the preparation method of embodiment of the present invention high-performance quartz ampoule；This preparation method comprises the steps: that a) selection is got the raw materials ready, b) pretreatment of raw material, c) grinds batch mixing, and d) roasting sand processes, and e) hot melt draws, and f) vacuum deshydroxy processes.
Embodiment 1
The concrete preparation process of the high-performance quartz ampoule that the present invention mentions is as follows:
A) selection is got the raw materials ready, and main component and the percentage composition proportioning thereof of this quartz ampoule material be: nano silica fume 97%, sodium oxide 0.03%, potassium oxide 0.03%, aluminium oxide 0.4%, calcium oxide 0.08%, titanium oxide 0.07%, rare earth oxide 2.5%；Nano silica fume is major ingredient, and remaining is adjuvant；The purity of nano silica fume is 99.995%, and granularity is 100-150 mesh；Rare earth oxide in adjuvant is made up of europium oxide, cerium oxide and lanthana, and the mass ratio of three is about 1.5:1:1.2；
B) pretreatment of raw material, major ingredient concentration is the hydrofluoric acid treatment of 10%, and the process time is 12-15 minute, then uses clear water to wash down and dry；Adjuvant adds appropriate amount of deionized water, mix and blend, makes the viscous solution that concentration is 80%；
C) grinding batch mixing, pretreated major ingredient and adjuvant add processing 3.5-4 hour to ball mill, ball mill temperature controls at 50 DEG C-65 DEG C, and final prepared average particle size is the mixed powder of 200 mesh；
D) roasting sand processes, and prepared mixed powder is sent into roasting sand machine, and temperature controls, at 850 DEG C-900 DEG C, to be stirred continuously, process 2-3 hour；
E) hot melt draws, and hot melting equipment selects continuous induction melting furnace, and temperature controls at 2050 DEG C-2100 DEG C, and compound hot melt in this temperature was drawn into pipe after 1-1.5 hour；
F) vacuum deshydroxy processes, and the temperature that the deshydroxy of molding quartz ampoule processes controls at 1150 DEG C-1200 DEG C, and the process time is 2.5-3 hour.
Embodiment 2
The concrete preparation process of the high-performance quartz ampoule that the present invention mentions is as follows:
A) selection is got the raw materials ready, and main component and the percentage composition proportioning thereof of this quartz ampoule material be: nano silica fume 96.8%, sodium oxide 0.035%, potassium oxide 0.03%, aluminium oxide 0.45%, calcium oxide 0.09%, titanium oxide 0.06%, rare earth oxide 2.7%；Nano silica fume is major ingredient, and remaining is adjuvant；The purity of nano silica fume is 99.995%, and granularity is 100-150 mesh；Rare earth oxide in adjuvant is made up of europium oxide, cerium oxide and lanthana, and the mass ratio of three is about 1.5:1:1.2；
B) pretreatment of raw material, major ingredient concentration is the hydrofluoric acid treatment of 10%, and the process time is 13-15 minute, then uses clear water to wash down and dry；Adjuvant adds appropriate amount of deionized water, mix and blend, makes the viscous solution that concentration is 80%；
C) grinding batch mixing, pretreated major ingredient and adjuvant add processing 3.5-4 hour to ball mill, ball mill temperature controls at about 60 DEG C, and final prepared average particle size is the mixed powder of 200 mesh；
D) roasting sand processes, and prepared mixed powder is sent into roasting sand machine, and temperature controls, at 800 DEG C-850 DEG C, to be stirred continuously, process 2.5-3 hour；
E) hot melt draws, and hot melting equipment selects continuous induction melting furnace, and temperature controls at 2000 DEG C-2050 DEG C, and compound hot melt in this temperature was drawn into pipe after 1-1.5 hour；
F) vacuum deshydroxy processes, and the temperature that the deshydroxy of molding quartz ampoule processes controls at 1100 DEG C-1150 DEG C, and the process time is 3-3.5 hour.
Present invention is disclosed the preparation method of a kind of high-performance quartz ampoule, be characterized in: this preparation method procedure arrangement is reasonable, preparation technology is easy, pollute low, moderate cost, obtained quartz ampoule high comprehensive performance, service life and the performance of electronic equipment can be effectively improved.
The above; it is only the detailed description of the invention of the present invention; but protection scope of the present invention is not limited thereto; any those of ordinary skill in the art are in the technical scope that disclosed herein; the change can expected without creative work or replacement, all should contain within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain that claims are limited.
Claims (7)
1. the preparation method of a high-performance quartz ampoule, it is characterised in that this preparation method comprises the steps: that a) selection is got the raw materials ready, b) pretreatment of raw material, c) grinds batch mixing, and d) roasting sand processes, and e) hot melt draws, and f) vacuum deshydroxy processes.
The preparation method of high-performance quartz ampoule the most according to claim 1, it is characterised in that in described step a), the major ingredient of this quartz ampoule is nano silica fume, and adjuvant includes sodium oxide, potassium oxide, aluminium oxide, calcium oxide, titanium oxide and rare earth oxide.
The preparation method of high-performance quartz ampoule the most according to claim 1, it is characterised in that in described step b), major ingredient concentration is the hydrofluoric acid treatment of 10%, and the process time is 10-15 minute, then uses clear water to wash down and dry；Adjuvant adds appropriate amount of deionized water, mix and blend, makes the viscous solution that concentration is 80%.
The preparation method of high-performance quartz ampoule the most according to claim 1, it is characterised in that in described step c), adds pretreated major ingredient and adjuvant and processes 3-4 hour to ball mill, and ball mill temperature controls at 50 DEG C-60 DEG C.
The preparation method of high-performance quartz ampoule the most according to claim 1, it is characterised in that in described step d), sends into roasting sand machine by prepared mixed powder, and temperature controls, at 800 DEG C-900 DEG C, to be stirred continuously, process 2-3 hour.
The preparation method of high-performance quartz ampoule the most according to claim 1, it is characterised in that in described step e), hot melting equipment selection continuous induction melting furnace, temperature controls at 2000 DEG C-2100 DEG C, and compound hot melt in this temperature was drawn into pipe after 1-1.5 hour.
The preparation method of high-performance quartz ampoule the most according to claim 1, it is characterised in that in described step f), the temperature that the deshydroxy of molding quartz ampoule processes controls at 1100 DEG C-1200 DEG C, and the process time is 2.5-3.5 hour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610249633.5A CN105837010A (en) | 2016-04-21 | 2016-04-21 | Preparation method of high-performance quartz tube |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610249633.5A CN105837010A (en) | 2016-04-21 | 2016-04-21 | Preparation method of high-performance quartz tube |
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| CN105837010A true CN105837010A (en) | 2016-08-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116102239A (en) * | 2022-12-30 | 2023-05-12 | 江苏弘扬石英制品有限公司 | Film coating process and preparation method of quartz large-caliber diffusion furnace tube for single crystal |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1067516A (en) * | 1996-05-07 | 1998-03-10 | Saga Pref Gov | Anatase dispersion and its production |
| CN102826751A (en) * | 2012-09-17 | 2012-12-19 | 东海县圣达石英制品有限公司 | Low-hydroxy black quartz tube and preparation method of low-hydroxy black quartz tube |
| CN103387328A (en) * | 2012-05-10 | 2013-11-13 | 连云港市东鑫石英制品有限公司 | Production method of low-hydroxyl rosy rare-earth-doped quartz tube |
-
2016
- 2016-04-21 CN CN201610249633.5A patent/CN105837010A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1067516A (en) * | 1996-05-07 | 1998-03-10 | Saga Pref Gov | Anatase dispersion and its production |
| CN103387328A (en) * | 2012-05-10 | 2013-11-13 | 连云港市东鑫石英制品有限公司 | Production method of low-hydroxyl rosy rare-earth-doped quartz tube |
| CN102826751A (en) * | 2012-09-17 | 2012-12-19 | 东海县圣达石英制品有限公司 | Low-hydroxy black quartz tube and preparation method of low-hydroxy black quartz tube |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116102239A (en) * | 2022-12-30 | 2023-05-12 | 江苏弘扬石英制品有限公司 | Film coating process and preparation method of quartz large-caliber diffusion furnace tube for single crystal |
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