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Sm3+ glass doping brilliant glass ceramics and preparation method thereof

A technology of glass-ceramic and composite crystal, which is applied in the field of Sm3+ doped luminescent glass-ceramic and its preparation, can solve the problem of less research on luminescence properties, and achieve the effects of stable and reliable process conditions, simple process steps and pure luminosity

Inactive Publication Date: 2013-02-20
INNER MONGOLIA UNIV OF SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At home and abroad, the research on glass-ceramics with components such as calcium-magnesium-silicon is relatively comprehensive, but there are few studies on the luminescence properties of zinc-boron-silicate glass-ceramics doped with rare earths that are easy to phase-separate.

Method used

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  • Sm3+ glass doping brilliant glass ceramics and preparation method thereof
  • Sm3+ glass doping brilliant glass ceramics and preparation method thereof
  • Sm3+ glass doping brilliant glass ceramics and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] Weigh 6.91g of zinc oxide, 11.71g of boric acid, 12.63g of silicon dioxide, 2.41g of aluminum oxide, 2.57g of sodium carbonate, 0.72g of titanium dioxide, and 0.26g of samarium oxide.

[0027] Grind the above raw materials with a mortar to obtain a uniform powder. Put the ground raw material into a corundum crucible, put it in a resistance furnace, and melt it at a temperature of 1500°C, then pour the molten raw material into glass, then put it into a muffle furnace, and nucleate it at 575°C 2h, crystallized at 740°C for 6h, and finally obtained 23ZnO-22B 2 o 3 -42SiO 2 Luminous glass-ceramic.

[0028] The glass-ceramic obtained in this example is orange-red under the excitation of 406nm blue-violet light. Such as figure 1 As shown, the glass-ceramic excitation wavelength range of this embodiment is 475-850nm, such as figure 2 As shown, the emission wavelength range of the glass-ceramics in this embodiment is 350-525nm. When excited with 406nm, the fluorescence e...

Embodiment 2

[0030] Weigh 6.91g of zinc oxide, 11.71g of boric acid, 12.63g of silicon dioxide, 2.41g of aluminum oxide, 2.57g of sodium carbonate, 0.72g of titanium dioxide, and 0.61g of samarium oxide.

[0031] Grind the above raw materials with a mortar to obtain a uniform powder. Put the ground raw material into a corundum crucible and put it in a resistance furnace, melt it at 1500°C, then cast the molten raw material into glass, then put it into a muffle furnace, and nucleate it at 575°C for 2 hours , crystallized at 740°C for 6h, and finally obtained 23ZnO-22B 2 o 3 -42SiO 2 Luminous glass-ceramic.

[0032] The glass-ceramic obtained in this example is orange-red under the excitation of 406nm blue-violet light. The excitation wavelength range of the glass-ceramic is 475-850nm. The emission wavelength ranges from 350 to 525nm. When excited by 406nm, the fluorescence emission of the vitreous body at 610nm reaches the best, that is, the main emission peak is at 610nm, the maximum ...

Embodiment 3

[0034] Weigh 6.91 g of zinc oxide, 11.71 g of boric acid, 12.63 g of silicon dioxide, 2.41 g of aluminum sesquioxide, 2.57 g of sodium carbonate, 0.72 g of titanium dioxide, and 0.78 g of samarium trioxide.

[0035] Grind the above raw materials with a mortar to obtain a uniform powder. Put the ground raw material into a corundum crucible and put it in a resistance furnace, melt it at 1500°C, then cast the molten raw material into glass, then put it into a muffle furnace, and nucleate it at 575°C for 2 hours , crystallized at 740°C for 6h, and finally obtained 23ZnO-22B 2 o 3 -42SiO 2 Luminous glass-ceramic.

[0036] The glass-ceramic obtained in this example is orange-red under the excitation of 406nm blue-violet light. Such as image 3 As shown, the glass-ceramic excitation wavelength range of this embodiment is 475-850nm, such as Figure 4 As shown, the emission wavelength range of the glass-ceramic in this embodiment is 350-525nm. When excited with 406nm, the fluoresce...

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Abstract

The invention discloses a preparation method of Sm3+ glass doping brilliant glass ceramics. The Sm3+ glass doping brilliant glass ceramics consists of XZnO-YB2O3-ZSiO2-RNa2O-MAl2O3-NTiO2-QZrO2-TSm2O3, zinc oxide, boric acid, silicon dioxide, aluminum oxide, sodium carbonate, titanium dioxide, zirconium dioxide and samarium sesquioxide serve as raw materials, raw materials are melted at the temperature from 1,400 DEG C to 1,500 DEG C after being grinded and mixed, glass is produced, the annealing is conducted for 2-3 hours at the temperature from 500 DEG C to 550 DEG C, and the glass is cooled to the room temperature. The crystallization treatment is conducted, the coring is conducted for 2-2.5 hours at the temperature from 550 DEG C to 575 DEG C, the crystallization is conducted for 6-12 hours at the temperature from 720 DEG C to 740 DEG C and the zinc borosilicate brilliant glass ceramics is obtained. The method is simple in process, reliable and stable in process condition, wide in application and good in physical and chemical stability. The luminescent property of the glass ceramics is better than that of normal glass materials.

Description

[0001] technical field [0002] The present invention relates to a Sm 3+ Doped luminescent glass-ceramic and its preparation method. Specifically, involving a Sm 3+ doped ZnO-B 2 o 3 -SiO 2 A luminescent glass-ceramic and a preparation method thereof. It belongs to the technical field of luminescent materials. As a new type of material, luminescent glass has a wide range of applications in the fields of fluorescent equipment, emergency lighting, energy storage materials, solar photoelectric conversion materials, and optoelectronic information. Background technique [0003] With the development and progress of society, the development of new materials and high technology urgently requires the research and development of a series of new materials. With the development of the research level of glass-ceramics, people put forward higher requirements for the performance and quality of glass-ceramics, so new functional glass-ceramics with one or several functions emerged as ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C03C10/00C03C4/12
Inventor 王觅堂李梅柳召刚胡艳宏岳鹏王明
Owner INNER MONGOLIA UNIV OF SCI & TECH
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