CN1298652C - Fluorozirconate glass containing tellurium dioxide - Google Patents

Fluorozirconate glass containing tellurium dioxide Download PDF

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Publication number
CN1298652C
CN1298652C CNB2005100241757A CN200510024175A CN1298652C CN 1298652 C CN1298652 C CN 1298652C CN B2005100241757 A CNB2005100241757 A CN B2005100241757A CN 200510024175 A CN200510024175 A CN 200510024175A CN 1298652 C CN1298652 C CN 1298652C
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CN
China
Prior art keywords
glass
fluorozirconate
teo
fluoride
tellurium dioxide
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Expired - Fee Related
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CNB2005100241757A
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Chinese (zh)
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CN1673141A (en
Inventor
胡和方
袁新强
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Shanghai Institute of Optics and Fine Mechanics of CAS
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Shanghai Institute of Optics and Fine Mechanics of CAS
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Priority to CNB2005100241757A priority Critical patent/CN1298652C/en
Publication of CN1673141A publication Critical patent/CN1673141A/en
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Publication of CN1298652C publication Critical patent/CN1298652C/en
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    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL 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
    • C03C3/00Glass compositions
    • C03C3/12Silica-free oxide glass compositions
    • C03C3/23Silica-free oxide glass compositions containing halogen and at least one oxide, e.g. oxide of boron
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL 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
    • C03C4/00Compositions for glass with special properties
    • C03C4/0085Compositions for glass with special properties for UV-transmitting glass
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL 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
    • C03C4/00Compositions for glass with special properties
    • C03C4/10Compositions for glass with special properties for infrared transmitting glass
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL 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
    • C03C4/00Compositions for glass with special properties
    • C03C4/20Compositions for glass with special properties for chemical resistant glass

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  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)

Abstract

TeO-containing2The fluorozirconate glass comprises the following main compounds in percentage by mole: TeO2:2~12,ZrF4:45~60,BaF2:25~35,LaF3+AlF3+YF3: 5 to 11. The glass has high transmittance in the near ultraviolet to middle infrared wave band. He-ShiCompared with the prior fluoride glass, the fluoride glass has better chemical stability and glass forming performance, and is suitable for manufacturing large-size infrared materials.

Description

The Fluorozirconate glass that contains tellurium dioxide
Technical field
The present invention relates to Fluorozirconate glass, particularly a kind of Fluorozirconate glass that contains tellurium dioxide.Be characterized in to middle-infrared band very high seeing through being arranged, and have high anti-devitrification ability, can be made into large-sized optical material near ultraviolet.
Background technology
Fluoride glass has optical application prospect widely, as is used to prepare material of infrared window, ultra-low-loss fiber, optical waveguides, fiber amplifier etc.The research of the large size fluoride glass that chemical stability is good is the focus of fluoride glass research always.With ZrF 1For the fluoride glass of the main moiety of glass is called Fluorozirconate glass.Compare with other fluoride glass, the not only formation ability of Fluorozirconate glass is good, and optical property is also very good, is the main fluoride glass matrix of preparation fluoride fiber.Although developed many new systems, all easy devitrification of nearly all system.Poulain reported two kinds of typical Fluorozirconate glass ZBLA and ZBLAN (referring to J.Non-Cryst.Solids, 1983,56:1-14).With ZBLA (56ZrF 434BaF 26LaF 34AlF 3) have good infrared property for the Fluorozirconate glass of representative.But because the one-tenth glass properties of its difference, the thickness that also should not form is greater than the large-size glass report of 15mm at present.Although after introducing NaF on the basis of this composition, ZBLAN forms and has good devitrification resistance energy, and obtained thickness greater than the glass material of 30mm (referring to Mater.Sci.Forum, 1991,67﹠amp; 68:13-16), but because the adding of NaF, the chemical stability of glass reduces, and is not suitable for use in the infrared window in the atmosphere.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the problem of existing Fluorozirconate glass, a kind of Fluorozirconate glass that contains tellurium dioxide is provided, it is under the prerequisite of not damaging its chemical stability, substantially keep pure fluoride glass infrared property, improve the one-tenth glass properties of fluozirconate, and can obtain the large size infrared glass.
Technical solution of the present invention is as follows:
A kind of TeO that contains 2Fluorozirconate glass, it is characterized in that in the Fluorozirconate glass component, adding TeO 2, the compositing range of its glass is as follows:
Form mol%
TeO 2: 2~12
ZrF 4: 45~60,
BaF 2: 25~35,
LaF 3+AlF 3+YF 3: 5~11。
The preparation process of this glass is: ZrF 4With NH 4ZrF 5Form introduce, other fluorochemicals are high-purity fluoride raw material.This glass prepares in two steps, at first makes the grog of oxide-free in platinum crucible, is adding TeO more then 2The glass grog 830 ℃ found after, add TeO 2Stir the back, is poured in the preheating template.Glass is annealed at transition temperature, then furnace cooling.
Be usually used in weighing index Δ T (the Δ T=T that component becomes the glass properties quality x-T g) and S, S=(Tx-Tg) (Tp-Tx)/Tg, wherein T gBe the transition temperature of glass, T xFor the crystallization of glass begins temperature, T pBe the crystallization peak temperature.Δ T and the big more glass that helps into more of S value are fit to the preparation large-size glass.
Adopt the above-mentioned glass that fluozirconate is formed and the preparation method prepares that contains tellurium dioxide, after tested, the S value of resulting glass significantly improves than former pure fluorochemical, has kept the good visible infrared property of former fluoride glass simultaneously substantially.The cutoff wavelength of gained glass is greater than 6um, and the glass phonon energy is low, becomes glass properties good, is fit to preparation infrared laser optical fiber and is used as fiber amplifier host glass and other optical materials.
Description of drawings
Fig. 1 is respectively the embodiment of the invention 6 (TZF1) and pure fluorochemical is formed 57ZrF 434BaF 24.5LaF 34.5AlF 3(ZF1) differential thermal of prepared glass (DTA) curve.
Fig. 2 is the transmittance curve figure of the embodiment of the invention 6.
Embodiment:
Following table is enumerated the molar percentage of six specific embodiments of the present invention and is formed, and has also provided corresponding measured and calculate the characteristic temperature of glass of gained and the size of anti-crystallization ability stable factor S simultaneously.Wherein, the characteristic temperature value of glass obtains by differential thermal analysis, and the temperature rise rate in the test process is 10 ℃/min.
TeO 2 ZrF 4 BaF 2 MF 3
LaF 3 AlF 3 YF 3
1 2 60 28 4 6 0
2 12 45 35 0 4 4
3 8 52 31 5 4 0
4 6 55 34 2 0 3
5 4 60 25 5 3 3
6 6 54 32 4 4 0
Tg(℃) T x(℃) T p(℃) T m(℃) S
1 295 380 414 539 9.1
2 300 400 438 516 12.6
3 296 389 422 526 10.4
4 296 380 412 531 9
5 296 383 412 537 8.5
6 298 397 433 520 12
Fig. 1 is respectively the embodiment of the invention 6 (TZF1) and pure fluorochemical is formed 57ZrF 434BaF 24.5LaF 34.5AlF 3(ZF1) differential thermal of prepared glass (DTA) curve.Wherein the TZF1 curve the Δ T of corresponding glass be 80 ℃, S is 6.78; And curve ZF1 the Δ T of corresponding glass be 100 ℃, S is 12.Bigger Δ T (Δ T=T x-T g) (S=(Tx-Tg) (Tp-Tx)/Tg) value shows that TZF1 has the better glass properties that becomes than ZF1, is fit to preparation large size infra-red material with S.
Fig. 2 is the transmittance curve of the glass sample (thickness of sample is 6mm) of the embodiment of the invention 6 at 0.3~7.0um.As seen from the figure, the Fluorozirconate glass that contains tellurium dioxide of the present invention has good near ultraviolet to being popular in performance at home and abroad.

Claims (1)

1, a kind of TeO that contains 2Fluorozirconate glass, it is characterized in that in the Fluorozirconate glass component, adding TeO 2, the compositing range of its glass is as follows:
Form mol%
TeO 2: 2~12
ZrF 4: 45~60,
BaF 2: 25~35,
LaF 3+AlF 3+YF 3: 5~11。
CNB2005100241757A 2005-03-02 2005-03-02 Fluorozirconate glass containing tellurium dioxide Expired - Fee Related CN1298652C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2005100241757A CN1298652C (en) 2005-03-02 2005-03-02 Fluorozirconate glass containing tellurium dioxide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2005100241757A CN1298652C (en) 2005-03-02 2005-03-02 Fluorozirconate glass containing tellurium dioxide

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CN1673141A CN1673141A (en) 2005-09-28
CN1298652C true CN1298652C (en) 2007-02-07

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103030275A (en) * 2013-01-17 2013-04-10 中国科学院上海光学精密机械研究所 Erbium ion doped intermediate infrared luminous fluorine tellurate glass
CN103241949A (en) * 2013-05-21 2013-08-14 中国科学院上海光学精密机械研究所 Lead oxide containing fluoroziconate glass and preparation method thereof
CN110156322A (en) * 2019-06-12 2019-08-23 中国科学院上海光学精密机械研究所 A kind of saturating infrared Fluorozirconate glass and preparation method thereof containing gallium oxide

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1105002A (en) * 1993-08-12 1995-07-12 武汉大学 Preparing fluozirconate glass by homogeneous coprecipitation method
JPH08313945A (en) * 1995-05-18 1996-11-29 Nippon Telegr & Teleph Corp <Ntt> Optical amplifier
US6352949B1 (en) * 1999-06-15 2002-03-05 Peter Willems Fluoro glass ceramic showing photostimulable properties

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1105002A (en) * 1993-08-12 1995-07-12 武汉大学 Preparing fluozirconate glass by homogeneous coprecipitation method
JPH08313945A (en) * 1995-05-18 1996-11-29 Nippon Telegr & Teleph Corp <Ntt> Optical amplifier
US6352949B1 (en) * 1999-06-15 2002-03-05 Peter Willems Fluoro glass ceramic showing photostimulable properties

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Owner name: SUZHOU HENGCANG INFRARED OPTICAL MATERIALS R & D

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