CN107265850A - A kind of crystal glass and its preparation technology - Google Patents
A kind of crystal glass and its preparation technology Download PDFInfo
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- CN107265850A CN107265850A CN201710522346.1A CN201710522346A CN107265850A CN 107265850 A CN107265850 A CN 107265850A CN 201710522346 A CN201710522346 A CN 201710522346A CN 107265850 A CN107265850 A CN 107265850A
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- 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
- C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B25/00—Annealing glass products
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
- C03B5/225—Refining
-
- 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
- C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
- C03C1/02—Pretreated ingredients
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention discloses a kind of crystal glass and its preparation technology, it is related to crystal glass manufacture field, the crystal glass includes following raw material：SiO2、ZnO、Al2O3、CaO、Li2CO3、B2O3、SrO、Y2O3, MgO, SnO and modified mordenite powder.Its preparation technology is that raw material is first pulverized and mixed to obtain into powder；Powder is melting into liquation again；Liquation is subjected to standing clarifying treatment afterwards；Finally by the material cast molding after clarification, after annealing and air cooling.Unleaded barium-free in the crystal glass composition of the present invention, under conditions of environmental protection is met, by changing composition component and manufacturing process, high index of refraction, high abbe number, the requirement of the high grade of transparency have been reached, and product intensity is high, corrosion-resistant, high temperature resistant, superior performance.
Description
Technical field
Field is manufactured the present invention relates to crystal glass, and in particular to a kind of crystal glass and its preparation technology.
Background technology
In the prior art, crystal glass uses traditional flint glass material mostly in production technology, and passes through domestic and international
Long-term production practices, it was demonstrated that the crystal glass transparency and refractive index of lead tolerance 24% are higher.And lead oxide (PbO) and oxidation
Barium (BaO) can not only improve the refractive index of glass, can also improve the color of glass as the primary raw material of traditional crystal glass
The rate of dissipating.In existing glass formula, in order to improve refractive index and dispersive power, often increase PbO and BaO contents in glass ingredient.
Lead crystal glass product is in use, particularly make the lead of dissolution in water tool, drinking utensils, tableware use, and toxicity is very big, and harmful to human is good for
Health.The barium monoxide introduced in the barium crystal developed extensively now falls within high poison type oxide.
In this regard, Europe and developed country are that Pb, Ba, As, Be, Cd, Hg, Sb, Se, Cr have made limitation to harmful element,
It is imperative to develop unleaded barium-free environment-friendly type water crystal glass formula.Also there is a similar research report country, but in not leading and
In the case of barium, it is difficult to reach the brilliant refractive index of high lead water.
Modenite also known as mordenite, are one of essential mineral components of Zeolite mineral.Its crystal be in needle-like, threadiness,
Aggregate is pencil and radial.Because silica alumina ratio is high in mordenite structure, five-membered ring is more, high, corrosion-resistant, resistance to intensity
The excellent characteristic such as high temperature, it is modified by particular step, and the various aspects of performance showed is improved, and is applied to crystal glass
In glass, with good positive meaning.
The content of the invention
For problems of the prior art, the invention provides a kind of crystal glass and its preparation technology, this kind of water
Unleaded barium-free in crystal glass composition, under conditions of environmental protection is met, by changing composition component and manufacturing process, reaches
High index of refraction, high abbe number, the requirement of the high grade of transparency, and product intensity is high, corrosion-resistant, high temperature resistant, superior performance.
In order to achieve the above object, the present invention is achieved through the following technical solutions：
A kind of crystal glass, including following raw material by weight：SiO240-60 parts, 6-8 parts of ZnO, Al2O3 8-
12 parts, 5-7 parts of CaO, Li2CO31-3 parts, B2O34-8 parts, 1-5 parts of SrO, Y2O32-4 parts, 3-7 parts of MgO, 1-3 parts of SnO
With 5-15 parts of modified mordenite powder；
The preparation method of the modified mordenite powder is：Modenite is first put into sodium carbonate with potassium permanganate and mixes molten
Soaked in liquid after 2-4h, take out drying, add Silane coupling agent KH550 equivalent to modenite weight 2-4%, equivalent to turbid
Weight zeolite 1-3% sldium lauryl sulfate and aluminum oxide equivalent to laumontite weight 1-3% are stirred under 600-800r/min
Mix and ground after 15-25min, cross 120-160 mesh sieves and produce.
Further, the crystal glass includes following raw material by weight：SiO250 parts, 7 parts of ZnO, Al2O3
10 parts, 6 parts of CaO, Li2CO32 parts, B2O36 parts, 3 parts of SrO, Y2O33 parts, 5 parts of MgO, 2 parts of SnO and modified mordenite
10 parts.
Further, the preparation method of the modenite powder is：Modenite is first put into sodium carbonate and potassium permanganate
In mixed solution soak 3h after, take out drying, add equivalent to modenite weight 3% Silane coupling agent KH550, equivalent to
The sldium lauryl sulfate of laumontite weight 2% and equivalent to laumontite weight 2% aluminum oxide in stirring 20min under 700r/min
After grind, cross 140 mesh sieves produce.
A kind of preparation technology of above-mentioned crystal glass, is followed the steps below：
(1) raw material is weighed by the weight, is pulverized and mixed to obtain powder；
(2) powder carry is carried out into melting furnace founding processing, obtains liquation；
(3) liquation is placed in progress standing clarifying treatment in depositing reservoir；
(4) finally the material after clarification is cast to die for molding, after annealing and air cooling.
Further, in step (1), the powder be pulverized and mixed using micronizer and batch mixer it is obtained,
Particle diameter≤1mm of powder after crushing.
Further, in step (2), the heating rate for founding melting furnace in processing is 60-80 DEG C/min, melting
Temperature is 1080-1240 DEG C, and smelting time is 2-3h.
Further, in step (3), the temperature for standing clarification is 860-940 DEG C, and settling time is 1-2h.
Further, in step (4), it is described annealing be by material together with mould temperature be 560-620 DEG C at
Keep 50-60min.
Compared with prior art, the present invention has following beneficial effect：
(1) crystal glass of the invention is prepared simply, and cost is low, unleaded barium-free in finished product crystal glass composition, improves
The original harm of its component and technique to environment and the mankind, meets the standard for the environmental protection that country advocates, suitable large scale quantities
Production；
(2) crystal glass superior performance of the invention, the modified modenite powder by adding in the feed, further
Finished product crystal glass performance is improved, is provided with that intensity is high, corrosion-resistant, resistant to elevated temperatures characteristic；
(3) crystal glass of the invention is under conditions of environmental protection is met, by changing composition component and manufacturing process,
High index of refraction, high abbe number, the requirement of the high grade of transparency are reached, with wide market prospects.
Embodiment
The embodiment of the present invention is further described with reference to embodiment, following examples are only used for more
Technical scheme is clearly demonstrated, and can not be limited the scope of the invention with this.
Embodiment 1
A kind of crystal glass, including following raw material：SiO2 40kg、ZnO 6kg、Al2O3 8kg、CaO 5kg、Li2CO3
1kg、B2O3 4kg、SrO 1kg、Y2O32kg, MgO 3kg, SnO 1kg and modified mordenite powder 5kg；
The preparation method of above-mentioned modified mordenite powder is：Weigh modenite 5kg and be put into sodium carbonate and potassium permanganate
In mixed solution soak 2h after, take out drying, add equivalent to modenite weight 2% Silane coupling agent KH550, equivalent to
The sldium lauryl sulfate of laumontite weight 1% and equivalent to laumontite weight 1% aluminum oxide in stirring 15min under 600r/min
After grind, cross 120 mesh sieves produce.
A kind of preparation technology of above-mentioned crystal glass, is followed the steps below：
(1) prepared raw material blending transportation is first subjected to pulverization process into micronizer, powder after control is crushed
Particle diameter≤1mm, then the material after crushing is delivered in batch mixer mixes to obtain powder；
(2) powder carry carried out into melting furnace after to found processing, wherein, the heating rate control of melting furnace is 60
DEG C/min, until smelting temperature reaches 1080 DEG C, temperature melting 2h is kept, liquation is obtained；
(3) liquation is then placed in progress standing clarifying treatment in depositing reservoir, the temperature of standing clarification is 860 DEG C, clear
The clear time is 1h；
(4) then clarification after material cast to die for molding, material is placed in annealing furnace together with mould after shaping
Made annealing treatment, annealing temperature is controlled at 560 DEG C, and annealing time is set as 50min, be finally air-cooled to room temperature and this hair is made
Bright crystal glass.
Embodiment 2
A kind of crystal glass, including following raw material：SiO2 50kg、ZnO 7kg、Al2O3 10kg、CaO 6kg、Li2CO3
2kg、B2O3 6kg、SrO 3kg、Y2O33kg, MgO 5kg, SnO 2kg and modified mordenite 10kg；
The preparation method of above-mentioned modified mordenite powder is：Weigh modenite 10kg and be put into sodium carbonate and potassium permanganate
In mixed solution soak 3h after, take out drying, add equivalent to modenite weight 3% Silane coupling agent KH550, equivalent to
The sldium lauryl sulfate of laumontite weight 2% and equivalent to laumontite weight 2% aluminum oxide in stirring 20min under 700r/min
After grind, cross 140 mesh sieves produce.
A kind of preparation technology of above-mentioned crystal glass, is followed the steps below：
(1) prepared raw material blending transportation is first subjected to pulverization process into micronizer, powder after control is crushed
Particle diameter≤1mm, then the material after crushing is delivered in batch mixer mixes to obtain powder；
(2) powder carry carried out into melting furnace after to found processing, wherein, the heating rate control of melting furnace is 70
DEG C/min, until smelting temperature reaches 1160 DEG C, temperature melting 2.5h is kept, liquation is obtained；
(3) liquation is then placed in progress standing clarifying treatment in depositing reservoir, the temperature of standing clarification is 900 DEG C, clear
The clear time is 1.5h；
(4) then clarification after material cast to die for molding, material is placed in annealing furnace together with mould after shaping
Made annealing treatment, annealing temperature is controlled at 590 DEG C, and annealing time is set as 55min, be finally air-cooled to room temperature and this hair is made
Bright crystal glass.
Embodiment 3
A kind of crystal glass, including following raw material：SiO2 60kg、ZnO 8kg、Al2O3 12kg、CaO 7kg、Li2CO3
3kg、B2O3 8kg、SrO 5kg、Y2O34kg, MgO 7kg, SnO 3kg and modified mordenite powder 15kg；
The preparation method of above-mentioned modified mordenite powder is：Weigh modenite 15kg and be put into sodium carbonate and potassium permanganate
In mixed solution soak 4h after, take out drying, add equivalent to modenite weight 4% Silane coupling agent KH550, equivalent to
The sldium lauryl sulfate of laumontite weight 3% and equivalent to laumontite weight 3% aluminum oxide in stirring 25min under 800r/min
After grind, cross 160 mesh sieves produce.
A kind of preparation technology of above-mentioned crystal glass, is followed the steps below：
(1) prepared raw material blending transportation is first subjected to pulverization process into micronizer, powder after control is crushed
Particle diameter≤1mm, then the material after crushing is delivered in batch mixer mixes to obtain powder；
(2) powder carry carried out into melting furnace after to found processing, wherein, the heating rate control of melting furnace is 80
DEG C/min, until smelting temperature reaches 1240 DEG C, temperature melting 3h is kept, liquation is obtained；
(3) liquation is then placed in progress standing clarifying treatment in depositing reservoir, the temperature of standing clarification is 940 DEG C, clear
The clear time is 2h；
(4) then clarification after material cast to die for molding, material is placed in annealing furnace together with mould after shaping
Made annealing treatment, annealing temperature is controlled at 620 DEG C, and annealing time is set as 60min, be finally air-cooled to room temperature and this hair is made
Bright crystal glass.
Performance detection
Refractive index, abbe number, transmitance and correlated performance inspection are carried out to crystal glass made from above-described embodiment 1-3
Survey, specific detection data see the table below shown in 1.
Table 1
Wherein, above-mentioned corrosion resistance test experience is that crystal glass is placed in the sulfuric acid that concentration is 75% at immersion
Reason, observes its mass loss rate %/h.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. a kind of crystal glass, it is characterised in that including following raw material by weight：SiO240-60 parts, 6-8 parts of ZnO,
Al2O38-12 parts, 5-7 parts of CaO, Li2CO31-3 parts, B2O34-8 parts, 1-5 parts of SrO, Y2O32-4 parts, 3-7 parts of MgO,
5-15 parts of 1-3 parts of SnO and modified mordenite powder；
The preparation method of the modified mordenite powder is：First modenite is put into sodium carbonate and potassium permanganate mixed solution
Soak after 2-4h, take out drying, add Silane coupling agent KH550 equivalent to modenite weight 2-4%, equivalent to laumontite
Weight 1-3% sldium lauryl sulfate and aluminum oxide equivalent to laumontite weight 1-3% under 600-800r/min in stirring 15-
Ground after 25min, cross 120-160 mesh sieves and produce.
2. a kind of crystal glass according to claim 1, it is characterised in that including following raw material by weight：SiO2
50 parts, 7 parts of ZnO, Al2O310 parts, 6 parts of CaO, Li2CO32 parts, B2O36 parts, 3 parts of SrO, Y2O33 parts, 5 parts of MgO, SnO
2 parts and 10 parts of modified mordenite.
3. a kind of crystal glass according to claim 1, it is characterised in that the preparation method of the modenite powder is：
Modenite is first put into sodium carbonate with after immersion 3h in potassium permanganate mixed solution, taking out drying, added equivalent to mercerising boiling
The Silane coupling agent KH550 of stone weight 3%, the sldium lauryl sulfate equivalent to laumontite weight 2% and equivalent to laumontite weight
The aluminum oxide of amount 2% is crossed 140 mesh sieves and produced in stirring grinding after 20min under 700r/min.
4. the preparation technology of a kind of crystal glass as described in claim 1-3 any one, it is characterised in that including following step
Suddenly：
(1) raw material is weighed by the weight, is pulverized and mixed to obtain powder；
(2) powder carry is carried out into melting furnace founding processing, obtains liquation；
(3) liquation is placed in progress standing clarifying treatment in depositing reservoir；
(4) finally the material after clarification is cast to die for molding, after annealing and air cooling.
5. the preparation technology of a kind of crystal glass according to claim 4, it is characterised in that in step (1), the powder
Material is that obtained, particle diameter≤1mm of powder after crushing is pulverized and mixed using micronizer and batch mixer.
6. the preparation technology of a kind of crystal glass according to claim 4, it is characterised in that in step (2), described molten
The heating rate of melting furnace is 60-80 DEG C/min in system processing, and smelting temperature is 1080-1240 DEG C, and smelting time is 2-3h.
7. the preparation technology of a kind of crystal glass according to claim 4, it is characterised in that described quiet in step (3)
The temperature for putting clarification is 860-940 DEG C, and settling time is 1-2h.
8. the preparation technology of a kind of crystal glass according to claim 4, it is characterised in that described to move back in step (4)
Fire processing be by material together with mould temperature be 560-620 DEG C at keep 50-60min.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710522346.1A CN107265850A (en) | 2017-06-30 | 2017-06-30 | A kind of crystal glass and its preparation technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710522346.1A CN107265850A (en) | 2017-06-30 | 2017-06-30 | A kind of crystal glass and its preparation technology |
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| CN107265850A true CN107265850A (en) | 2017-10-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108017284A (en) * | 2018-01-23 | 2018-05-11 | 合肥利裕泰玻璃制品有限公司 | A kind of high strength micro-crystalline glass and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102877375A (en) * | 2012-09-25 | 2013-01-16 | 蚌埠凤凰滤清器有限责任公司 | Preparation method for modified kaolin-containing filter paper for air filter |
| CN102912686A (en) * | 2012-09-25 | 2013-02-06 | 蚌埠凤凰滤清器有限责任公司 | Filter paper for air filter containing modified nano bamboo charcoal powder |
| CN105837045A (en) * | 2016-03-18 | 2016-08-10 | 成都光明光电股份有限公司 | Crystalline glass |
-
2017
- 2017-06-30 CN CN201710522346.1A patent/CN107265850A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102877375A (en) * | 2012-09-25 | 2013-01-16 | 蚌埠凤凰滤清器有限责任公司 | Preparation method for modified kaolin-containing filter paper for air filter |
| CN102912686A (en) * | 2012-09-25 | 2013-02-06 | 蚌埠凤凰滤清器有限责任公司 | Filter paper for air filter containing modified nano bamboo charcoal powder |
| CN105837045A (en) * | 2016-03-18 | 2016-08-10 | 成都光明光电股份有限公司 | Crystalline glass |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108017284A (en) * | 2018-01-23 | 2018-05-11 | 合肥利裕泰玻璃制品有限公司 | A kind of high strength micro-crystalline glass and preparation method thereof |
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Application publication date: 20171020 |