CN103936288A - Tourmaline/silicate glass composite material and preparation method thereof - Google Patents
Tourmaline/silicate glass composite material and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a tourmaline/silicate glass composite material and a preparation method thereof. The composite material comprises the following components in percentage by mass: 5-30% of tourmaline and 70-95% of glass, wherein the tourmaline refers to at least one of iron tourmaline, elbaite or dravite; the glass is prepared from the following components in percentage by weight: 30-60% of SiO2, 32-45% of B2O, 1-7% of Al2O3, 10-20% of Na2O, 5-9% of CaO and 0.6-2% of Li2O; the sum of the weight percentage of the components is 100%. The preparation method comprises the following steps: 1) preparing glass granule, including (1) proportioning materials, (2) mixing the materials, (3) melting, and (4) cooling to obtain glass granule; and 2) after uniformly mixing the tourmaline and glass granule, sintering at 600-900 DEG C, and keeping the temperature, thereby obtaining the tourmaline/silicate glass composite material.
Description
Technical field
The present invention relates to technical field of inorganic material, be specially a kind of tourmalinite/silicate glass matrix material and preparation method thereof.
Background technology
In recent years, far infrared health care product is more and more subject to people's favor and great kindness.Chinese patent application discloses a kind of matrix material that contains tourmalinite for No. 200410012274.9.This matrix material is composited by tourmalinite, iron oxygen permanent magnetism, coupling agent and epoxy resin, and is integrated in bedding, can realize the sleep of environmental health, reaches sanatory object.But this matrix material just simply mixes tourmaline powder and magneticsubstance, and adopt resin solidification, because tourmaline powder is easily reunited, dispersed bad, be applied to poor effect in bedding.No. 200710027741.9 disclosed a kind of ceramic film water purifiers with far infrared and anion function of Chinese patent application, its ceramic membrane filter core batching is owing to containing tourmaline powder and medical stone powder, make it have the electromagnetic radiation of far infrared band, the function that produces negative ion and discharge the beneficial element of needed by human body, thereby output there is the tap water of health-care effect to human body.But because ceramic sintering temperature is high, complicated process of preparation, and ceramic surface vulnerable to pollution, inconvenience is cleaned and regeneration, and there is inconvenience in life-time service, exists certain limitation.Chinese patent application discloses a kind of bamboo charcoal-tourmaline far infrared composite material No. 200910096190.0, this matrix material is comprised of bamboo charcoal and tourmalinite, far infrared transmissivity is up to 0.93, but this preparation method's tourmalinite usage quantity is large (40-60%), sintering condition requires harsher, production cost is high, unfavorable applying.Chinese patent application discloses a kind of Novel glass sheet No. 200820191704.1.This sheet glass is comprised of glass-base and tourmaline powder coating, has anion releasing and emitting far-infrared function, effective electromagnetic radiation shielding, sterilizing and then improve indoor air environment.But this sheet glass is just coated in tourmaline powder on glass basis, and tourmaline powder is easy to come off, functional poor with effect persistence.
Summary of the invention
For the deficiencies in the prior art, the technical problem that quasi-solution of the present invention is determined is that a kind of tourmalinite/silicate glass matrix material and preparation method thereof is provided.This matrix material cost is low, function is many, reusable edible, and the function such as has permanent transmitting and be of value to the far infrared rays of HUMAN HEALTH, activated water molecule, anion releasing and purify air; The preparation technology of this matrix material is simple, and use equipment is few, and production energy consumption is low, and useful environmental protection, is suitable for industrial applications.
The technical scheme that the present invention solves described composite technology problem is: design a kind of tourmalinite/silicate glass matrix material, the raw material weight per-cent that it is characterized in that this matrix material consists of: tourmalinite: 5 ~ 30%, glass: 70 ~ 95%, the weight percent sum of above component is 100%, and described tourmalinite refers at least one in iron tourmaline, elbaite or dravite; The weight percent of described glass consists of: SiO
230 ~ 60%; B
2o
32 ~ 45%; Al
2o
31 ~ 7%; Na
2o 10 ~ 20%; CaO 5 ~ 9%; Li
2o 0.6 ~ 2%, and the weight percent sum of each component is 100%.
The technical scheme that the present invention solves described preparation method's technical problem is: design a kind of preparation method of tourmalinite/silicate glass matrix material, this preparation method adopts tourmalinite/silicate glass matrix material weight percent of the present invention to form and is prepared as follows technique:
1) prepare glass small-particle
(1) batching: take respectively SiO by glass weight per-cent
230 ~ 60%; B
2o
32 ~ 45%; Al
2o
31 ~ 7%; Na
2o 10 ~ 20%; CaO 5 ~ 9% and Li
2o 0.6 ~ 2%, and the weight percent sum of each component is 100%;
(2) batch mixing: adopt ball milling hybrid technique batch mixing, mixing time is 10 ~ 15min;
(3) found: in High Temperature Furnaces Heating Apparatus, found, temperature of fusion is 600 ~ 900 ℃, and soaking time 60 ~ 200min, obtains glass metal;
(4) cooling: by glass metal shrend chilling post-drying, the glass small-particle obtaining is stand-by;
2) prepare tourmalinite/silicate glass matrix material
First the tourmalinite of described weight percent and glass small-particle are mixed with ball milling method, mixing time is 10 ~ 15min; Again tourmaline powder/glass powder the composite granule mixing is placed in High Temperature Furnaces Heating Apparatus, with the temperature rise rate of 5 ~ 20 ℃/min, is warmed up to 200 ~ 500 ℃, constant temperature sintering 60 ~ 180min; Then the temperature rise rate with 5 ~ 20 ℃/min is warmed up to 600 ~ 850 ℃, constant temperature sintering 100 ~ 240min; Last air cooling, to room temperature, is made tourmalinite/silicate glass matrix material.
Compared with prior art, the present invention is based on the preparation method of glass, prepared tourmalinite/silicate glass matrix material there is the advantages such as cost is low, function is many, reusable edible, particularly there is the far infrared function that permanent transmitting is of value to HUMAN HEALTH, and environmental.Tourmalinite/silicate glass matrix material of the present invention not only solved the significant wastage that direct use tourmalinite causes, and solved tourmalinite the using and recovery problem of water treatment field, expanded tourmalinite range of application.This preparation method's technique of matrix material of the present invention is simple, and use equipment is few, and production energy consumption is low, and useful environmental protection, is suitable for industrial applications.Of the present invention applying will be beneficial to environment protection and avoid the waste of resource.
Accompanying drawing explanation
Fig. 1 is the scanning electron microscope analysis photo figure of a kind of embodiment of tourmalinite/silicate glass matrix material of the present invention (embodiment 3); In Fig. 1, can know that the small-particle of seeing is tourmaline particle;
Fig. 2 is that tourmalinite/silicate glass matrix material of preparing of a kind of embodiment of tourmalinite/silicate glass matrix material of the present invention (embodiment 2) and conventional silicate glass powder and iron tourmaline powder are at the far infrared transmission contrast collection of illustrative plates of 5 ~ 20 μ m spectral region; Wherein, 1: tourmalinite/silicate glass matrix material; 2: iron tourmaline powder; 3: silicate glass powder.
Fig. 3 is that tourmalinite/silicate glass matrix material of preparing of a kind of embodiment of tourmalinite/silicate glass matrix material of the present invention (embodiment 4) and conventional silicate glass powder and elbaite powder and blank group are on the capillary impact of deionized water; Wherein, 1: blank group; 2: silicate glass powder; 3: elbaite powder; 4: tourmalinite/silicate glass matrix material.
Embodiment
Below in conjunction with embodiment and accompanying drawing thereof, further narrate the present invention.
A kind of tourmalinite/silicate glass matrix material of the present invention's design (is called for short matrix material, referring to Fig. 1,2,3), the weight percent that it is characterized in that this matrix material consists of: tourmalinite: 5 ~ 30%, glass: 70 ~ 95%, the weight percent sum of above component is 100%, and described tourmalinite refers at least one in iron tourmaline, elbaite or dravite; The weight percent of described glass consists of: SiO
230 ~ 60%; B
2o
32 ~ 45%; Al
2o
31 ~ 7%; Na
2o 10 ~ 20%; CaO 5 ~ 9%; Li
2o 0.6 ~ 2%, and the weight percent sum of each component is 100%.
Matrix material of the present invention is further characterized in that described tourmalinite is the tourmalinite through purification and superfine grinding, median size 0.5 ~ 5 μ m.
The present invention has designed a kind of preparation method (abbreviation preparation method) of tourmalinite/silicate glass matrix material simultaneously, and this preparation method adopts tourmalinite/silicate glass matrix material weight percent of the present invention to form and is prepared as follows technique:
1) prepare glass small-particle
(1) batching: take respectively SiO by described weight percent
230 ~ 60%; B
2o
32 ~ 45%; Al
2o
31 ~ 7%; Na
2o 10 ~ 20%; CaO 5 ~ 9% and Li
2o 0.6 ~ 2%, and the weight percent sum of each component is 100%;
(2) batch mixing: adopt ball milling hybrid technique batch mixing, mixing time is 10 ~ 15min;
(3) found: in High Temperature Furnaces Heating Apparatus, found, temperature of fusion is 600 ~ 900 ℃, and soaking time 60 ~ 200min, obtains glass metal;
(4) cooling: by glass metal shrend chilling post-drying, the glass small-particle obtaining is stand-by;
2) prepare tourmalinite/silicate glass matrix material
First the tourmalinite of described weight percent and glass small-particle are mixed with ball milling method, mixing time is 10 ~ 15min; Again tourmaline powder/glass powder the composite granule mixing is placed in High Temperature Furnaces Heating Apparatus, with the temperature rise rate of 5 ~ 20 ℃/min, is warmed up to 200 ~ 500 ℃, constant temperature sintering 60 ~ 180min; Then the temperature rise rate with 5 ~ 20 ℃/min is warmed up to 600 ~ 850 ℃, constant temperature sintering 100 ~ 240min; Last air cooling, to room temperature, is made tourmalinite/silicate glass matrix material.
For being mixed, stability, tourmalinite of the present invention is the tourmalinite through purification and superfine grinding, median size 0.5 ~ 5 μ m.
Matrix material of the present invention has the advantages such as hardness is large, withstand voltage, wear-resisting and acidproof, alkaline-resisting, can be emitting far-infrared, activated water molecule and anion releasing, negative ion can in and dust in positive electricity, dust is landed, thereby reaches the object purifying air.Fig. 2 is tourmalinite/silicate glass matrix material of preparing of a kind of embodiment of tourmalinite/silicate glass matrix material of the present invention and conventional glass powder and the far infrared transmission contrast collection of illustrative plates of iron tourmaline powder, as seen from Figure 2, in 5 ~ 20 μ m spectral region, the far infrared transmissivity of tourmalinite/silicate glass matrix material (in Fig. 2, curve 1) is higher than the far infrared transmissivity of conventional iron tourmaline powder (in Fig. 2, curve 2) and silicate glass powder (in Fig. 2, curve 3).Fig. 3 is that tourmalinite/silicate glass matrix material of preparing of a kind of embodiment of tourmalinite/silicate glass matrix material of the present invention and conventional glass powder and elbaite powder and blank group are on the capillary impact of deionized water, as seen from Figure 3, with deionized water effect after one hour, it is maximum that tourmalinite/silicate glass matrix material (in Fig. 3, curve 4) declines the surface tension of water, elbaite powder (in Fig. 3, curve 3) takes second place, silicate glass powder (in Fig. 3, curve 2) and blank group (in Fig. 3, curve 1) have no significant effect deionized water surface tension, water surface tension reduces, water cluster diminishes, the increased activity of water.
Provide specific embodiments of the invention below.Specific embodiment only, for specifically describing in detail technical solution of the present invention, does not limit the protection domain of the application's claim.
embodiment 1
1) prepare glass small-particle:
(1) batching: take respectively by weight percentage: SiO
2: 30%, B
2o
3: 45%, Al
2o
3: 5%, Na
2o:11%, CaO:7%, Li
2o:2%, the weight percent sum of each component is 100%;
(2) batch mixing: adopt ball milling to mix each component by weight weighing, mixing time is 10min;
(3) found: above-mentioned material is placed in to High Temperature Furnaces Heating Apparatus, and temperature of fusion is 600 ℃, and soaking time 2 hours, obtains glass metal;
(4) cooling: by glass metal shrend chilling post-drying, the glass small-particle obtaining is stand-by.
2) prepare tourmalinite/silicate glass matrix material: it is iron tourmaline 5% that formula forms, glass 95%, the weight percent sum of above component is 100%; Tourmalinite and glass mix by the method for ball milling, and mixing time is 10min; Tourmaline powder/glass powder the composite granule mixing is placed in High Temperature Furnaces Heating Apparatus, temperature rise rate with 20 ℃/min is warmed up to 400 ℃, constant temperature sintering 1 hour, then the temperature rise rate with 10 ℃/min is warmed up to 600 ℃, constant temperature sintering 2 hours, last air cooling, to room temperature, is made tourmalinite/silicate glass matrix material.
Tourmalinite/silicate glass the matrix material making with aforesaid method has the advantages such as hardness is large, withstand voltage, wear-resisting and acidproof, alkaline-resisting.After testing, the far infrared transmissivity of this matrix material is 0.8714.With this matrix material, can make the building and ornament materials with air purification function.
embodiment 2
1) prepare glass small-particle:
(1) batching: take respectively by weight percentage: SiO
2: 40%, B
2o
3: 40%, Al
2o
3: 2.2%, Na
2o:10%, CaO:6%, Li
2o:1.8%, the weight percent sum of above component is 100%;
(2) batch mixing: adopt ball milling to mix the raw material by weight weighing, mixing time is 15min;
(3) found: above-mentioned material is placed in to High Temperature Furnaces Heating Apparatus, and temperature of fusion is 700 ℃, and soaking time 2 hours, obtains glass metal;
(4) cooling: by glass metal shrend chilling post-drying, the glass small-particle obtaining is stand-by.
2) prepare tourmalinite/silicate glass matrix material: it is iron tourmaline 10% that formula forms, glass 90%, the weight percent sum of above component is 100%; Tourmalinite and glass mix by the method for ball milling, and mixing time is 15min; Tourmaline powder/glass powder the composite granule mixing is placed in High Temperature Furnaces Heating Apparatus, temperature rise rate with 5 ℃/min is warmed up to 200 ℃, constant temperature sintering 2 hours, then the temperature rise rate with 10 ℃/min is warmed up to 700 ℃, constant temperature sintering 3 hours, last air cooling, to room temperature, is made tourmalinite/silicate glass matrix material.
Tourmalinite/silicate glass the composite property making with aforesaid method is stable, be convenient to application, and preparation technology is simple, and use equipment is few, and production energy consumption is low.After testing, the far infrared transmissivity of this matrix material is 0.9253.This matrix material, for water treatment, can be reached to reduction water surface tension, the object of activated water molecule.
embodiment 3
1) prepare glass small-particle:
(1) batching: take respectively by weight percentage: SiO
2: 50%, B
2o
3: 27.4%, Al
2o
3: 1%, Na
2o:20%, CaO:1%, Li
2o:0.6%, the weight percent sum of above component is 100%;
(2) batch mixing: adopt ball milling to mix the raw material by weight weighing, mixing time is 10min;
(3) found: above-mentioned material is placed in to High Temperature Furnaces Heating Apparatus, and temperature of fusion is 900 ℃, and soaking time 2 hours, obtains glass metal;
(4) cooling: by glass metal shrend chilling post-drying, the glass small-particle obtaining is stand-by.
2) prepare tourmalinite/silicate glass matrix material: it is iron tourmaline 15% that formula forms, glass 85%, the weight percent sum of above component is 100%; Tourmalinite and glass mix by the method for ball milling, and mixing time is 13min; Tourmaline powder/glass powder the composite granule mixing is placed in High Temperature Furnaces Heating Apparatus, temperature rise rate with 20 ℃/min is warmed up to 400 ℃, constant temperature sintering 3 hours, then the temperature rise rate with 5 ℃/min is warmed up to 700 ℃, constant temperature sintering 3 hours, last air cooling, to room temperature, is made tourmalinite/silicate glass matrix material.
Tourmalinite/silicate glass the matrix material making with aforesaid method has the advantages such as cost is low, function is many, reusable edible, particularly has the far infrared function that permanent transmitting is of value to HUMAN HEALTH.After testing, the far infrared transmissivity of this matrix material is 0.8512.
embodiment 4
1) prepare glass small-particle:
(1) batching: take respectively by weight percentage: SiO
2: 60%, B
2o
3: 23%, Al
2o
3: 1.4%, Na
2o:10%, CaO:5%, Li
2o:0.6%, the weight percent sum of above component is 100%;
(2) batch mixing: adopt ball milling to mix the raw material by weight weighing, mixing time is 15min;
(3) found: above-mentioned material is placed in to High Temperature Furnaces Heating Apparatus, and temperature of fusion is 900 ℃, and soaking time 2 hours, obtains glass metal;
(4) cooling: by glass metal shrend chilling post-drying, the glass small-particle obtaining is stand-by.
2) prepare tourmalinite/silicate glass matrix material: it is elbaite 20% that formula forms, glass 80%, the weight percent sum of above component is 100%; Tourmalinite and glass mix by the method for ball milling, and mixing time is 15min; Tourmaline powder/glass powder the composite granule mixing is placed in High Temperature Furnaces Heating Apparatus, temperature rise rate with 10 ℃/min is warmed up to 200 ℃, constant temperature sintering 1 hour, then the temperature rise rate with 10 ℃/min is warmed up to 600 ℃, constant temperature sintering 4 hours, last air cooling, to room temperature, is made tourmalinite/silicate glass matrix material.
The matrix material making with aforesaid method, after testing, its far infrared transmissivity is 0.9296.This matrix material is prepared into different shape and uses, can be for the filler of plurality kinds of health care product, not only environmental protection, and also effect is remarkable, has high marketable value.
embodiment 5
1) prepare glass small-particle:
(1) batching: take respectively by weight percentage: SiO
2: 60%, B
2o
3: 2%, Al
2o
3: 7%, Na
2o:20%, CaO:9%, Li
2o:2%, the weight percent sum of above component is 100%;
(2) batch mixing: adopt ball milling to mix the raw material by weight weighing, mixing time is 10min;
(3) found: above-mentioned material is placed in to High Temperature Furnaces Heating Apparatus, and temperature of fusion is 850 ℃, and soaking time 2 hours, obtains glass metal;
(4) cooling: by glass metal shrend chilling post-drying, the glass small-particle obtaining is stand-by.
2) prepare tourmalinite/silicate glass matrix material: it is elbaite 30% that formula forms, glass 70%, the weight percent sum of above component is 100%; Tourmalinite and glass mix by the method for ball milling, and mixing time is 10min; Tourmaline powder/glass powder the composite granule mixing is placed in High Temperature Furnaces Heating Apparatus, temperature rise rate with 10 ℃/min is warmed up to 400 ℃, constant temperature sintering 1 hour, then the temperature rise rate with 10 ℃/min is warmed up to 850 ℃, constant temperature sintering 2 hours, last air cooling, to room temperature, is made tourmalinite/silicate glass matrix material.
The two excellent properties of the composite material concurrent crude tourmaline mineral that make with aforesaid method and glass, reusable edible, has solved the significant wastage that direct use tourmalinite causes, and has wide promotion prospect.After testing, the far infrared transmissivity of this matrix material is 0.8955.
The present invention does not describe part in detail, is those skilled in the art of the present technique's known technology.
Claims (5)
1. tourmalinite/silicate glass matrix material, the raw material weight per-cent that it is characterized in that this matrix material consists of: tourmalinite: 5 ~ 30%, glass: 70 ~ 95%, the weight percent sum of above component is 100%, and described tourmalinite refers at least one in iron tourmaline, elbaite or dravite; The weight percent of described glass consists of: SiO
230 ~ 60%; B
2o
32 ~ 45%; Al
2o
31 ~ 7%; Na
2o 10 ~ 20%; CaO 5 ~ 9%; Li
2o 0.6 ~ 2%, and the weight percent sum of each component is 100%.
2. tourmalinite/silicate glass matrix material according to claim 1, is characterized in that described tourmalinite is the tourmalinite through purification and superfine grinding, median size 0.5 ~ 5 μ m.
3. tourmalinite/silicate glass matrix material according to claim 1, is characterized in that the raw material weight per-cent of this matrix material consists of: tourmalinite 10%, glass 90%; Described tourmalinite is iron tourmaline; The weight percent of described silicate glass consists of: SiO
2: 40%, B
2o
3: 40%, Al
2o
3: 2.2%, Na
2o:10%, CaO:6%, Li
2o:1.8%.
4. tourmalinite/silicate glass matrix material according to claim 1, is characterized in that the raw material weight per-cent of this matrix material consists of: tourmalinite 20%, glass 80%; Described tourmalinite is elbaite; The weight percent of described silicate glass consists of: SiO
2: 60%, B
2o
3: 23%, Al
2o
3: 1.4%, Na
2o:10%, CaO:5%, Li
2o:0.6%.
5. a preparation method for the tourmalinite/silicate glass matrix material as described in claim 1 ~ 4 any one, its preparation technology adopts following steps:
1) prepare glass small-particle
(1) batching: take respectively SiO by described glass weight per-cent
230 ~ 60%; B
2o
32 ~ 45%; Al
2o
31 ~ 7%; Na
2o 10 ~ 20%; CaO 5 ~ 9% and Li
2o 0.6 ~ 2%, and the weight percent sum of each component is 100%;
(2) batch mixing: adopt ball milling hybrid technique batch mixing, mixing time is 10 ~ 15min;
(3) found: in High Temperature Furnaces Heating Apparatus, found, temperature of fusion is 600 ~ 900 ℃, and soaking time 60 ~ 200min, obtains glass metal;
(4) cooling: by glass metal shrend chilling post-drying, to obtain glass small-particle stand-by;
2) prepare tourmalinite/silicate glass matrix material
First the tourmalinite of described weight percent and glass small-particle are mixed with ball milling method, mixing time is 10 ~ 15min; Again tourmaline powder/glass powder the composite granule mixing is placed in High Temperature Furnaces Heating Apparatus, with the temperature rise rate of 5 ~ 20 ℃/min, is warmed up to 200 ~ 500 ℃, constant temperature sintering 60 ~ 180min; Then the temperature rise rate with 5 ~ 20 ℃/min is warmed up to 600 ~ 850 ℃, constant temperature sintering 100 ~ 240min; Last air cooling, to room temperature, is made tourmalinite/silicate glass matrix material.
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|---|---|---|---|
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|---|---|---|---|
| CN201410152380.0A CN103936288A (en) | 2014-04-16 | 2014-04-16 | Tourmaline/silicate glass composite material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110730886A (en) * | 2017-03-10 | 2020-01-24 | 株式会社游心 | Silicate mixture and combustion promoting material using the same |
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| US6034013A (en) * | 1998-03-12 | 2000-03-07 | Mino Ganryo Kagaku Corporation | Tourmaline composite grains and apparatus using them |
| JP2002154869A (en) * | 2000-11-09 | 2002-05-28 | Narita Seitoushiyo:Kk | Sintered body containing tourmaline ore and method for manufacturing the same |
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| CN1587186A (en) * | 2004-09-03 | 2005-03-02 | 佛山欧神诺陶瓷有限公司 | Method for producing health ceramic brick capable of releasing negative ion |
| CN101323540A (en) * | 2008-07-28 | 2008-12-17 | 广东三水大鸿制釉有限公司 | Glaze capable of releasing negative ion, preparation and use method thereof |
| CN102895972A (en) * | 2012-10-17 | 2013-01-30 | 陕西科技大学 | Method for preparing negative ion material used for organic pollutant and sewage treatment and having photo-catalysis performance |
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2014
- 2014-04-16 CN CN201410152380.0A patent/CN103936288A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09110468A (en) * | 1995-08-10 | 1997-04-28 | Mino Ganryo Kagaku Kk | Tourmaline molding and its production |
| US6034013A (en) * | 1998-03-12 | 2000-03-07 | Mino Ganryo Kagaku Corporation | Tourmaline composite grains and apparatus using them |
| JP2002154869A (en) * | 2000-11-09 | 2002-05-28 | Narita Seitoushiyo:Kk | Sintered body containing tourmaline ore and method for manufacturing the same |
| CN1583633A (en) * | 2004-05-28 | 2005-02-23 | 东华大学 | Anionic enamel and manufacturing method thereof |
| CN1587186A (en) * | 2004-09-03 | 2005-03-02 | 佛山欧神诺陶瓷有限公司 | Method for producing health ceramic brick capable of releasing negative ion |
| CN101323540A (en) * | 2008-07-28 | 2008-12-17 | 广东三水大鸿制釉有限公司 | Glaze capable of releasing negative ion, preparation and use method thereof |
| CN102895972A (en) * | 2012-10-17 | 2013-01-30 | 陕西科技大学 | Method for preparing negative ion material used for organic pollutant and sewage treatment and having photo-catalysis performance |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110730886A (en) * | 2017-03-10 | 2020-01-24 | 株式会社游心 | Silicate mixture and combustion promoting material using the same |
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Application publication date: 20140723 |