JPS5934140B2 - Alkali resistant aluminosilicate glass - Google Patents
Alkali resistant aluminosilicate glassInfo
- Publication number
- JPS5934140B2 JPS5934140B2 JP3137380A JP3137380A JPS5934140B2 JP S5934140 B2 JPS5934140 B2 JP S5934140B2 JP 3137380 A JP3137380 A JP 3137380A JP 3137380 A JP3137380 A JP 3137380A JP S5934140 B2 JPS5934140 B2 JP S5934140B2
- Authority
- JP
- Japan
- Prior art keywords
- mol
- glass
- alkali
- aluminosilicate glass
- alkali resistant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- 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
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
Description
【発明の詳細な説明】
本発明は耐アルカリ性アルミノ珪酸塩ガラス■こ関する
ものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to alkali-resistant aluminosilicate glasses.
特ｆこ、Ｙ２０３ ＋ Ｌａ２０３ ＋Ｔｉｅ２．Ｚｒ
Ｏ２を含有する新規な組成からなる耐アルカリ性が優れ
ろと共ｆこ高弾性を有するγルミノ珪酸塩ガラスｌこ関
するものである。Special fko, Y203 + La203 + Tie2. Zr
The present invention relates to a gamma-luminosilicate glass having a novel composition containing O2, which has excellent alkali resistance and high elasticity.
耐アルカリ性ガラスはコンクリートとの複合体材料とし
て使用され、この複合体は強度が犬きぐ、耐衝撃性が高
いため、種々の構造体部材として使用されている。Alkali-resistant glass is used as a composite material with concrete, and this composite has exceptional strength and high impact resistance, so it is used as various structural members.
また耐アルカリ性ガラスはそれ自体化学工業用材料や理
化学器具の材料としても広く使用されている。Furthermore, alkali-resistant glass itself is widely used as a material for the chemical industry and for physical and chemical instruments.
従来の耐アルカリ性ガラスは、その大部分のものがＺｒ
Ｏ□を含有したものであり、かなり高い耐アルカリ性を
有している。Most of the conventional alkali-resistant glasses are made of Zr.
It contains O□ and has fairly high alkali resistance.
しかし、コンクリート複合用材料として使用する場合（
こは、コンクリート中で長期ｌこわたってアルカＩＪ
ｔｌ雰囲気Ｅこおかれるので、ＺｒＯ２含有耐アルカリ
性ガラスでも劣化している。However, when used as a concrete composite material (
This is because Arca IJ was used in concrete for a long time.
Since it is placed in a tl atmosphere E, even ZrO2-containing alkali-resistant glass deteriorates.
例えば、コンクリート複合用ガラスの代表的なもので、
英国人のＡ、Ｊ、ＭＡＪＵＭＤＡＲが開発したＣｅｍ、
Ｆ ｉ ｌ （商品名）ｆこ類似のＧ−２０（ガラス組
成（モル％）： ５ｉｎ２７７．１％、Ａ７２０３０．
６％、Ｚ ｒ ０２ ８．５％、Ｎａ２０１１．６％、
Ｌｉ２Ｏ２，２％〕１こついて、耐アルカリ性を調べた
ところ第２表に示すようＩこ３．４％であった。For example, typical concrete composite glass,
Cem developed by British A, J, MAJUMDAR,
F i l (trade name) G-20 similar to this (glass composition (mol%): 5in277.1%, A72030.
6%, Z r 02 8.5%, Na2011.6%,
Li2O2, 2%] 1 was obtained, and the alkali resistance was examined, and as shown in Table 2, the I content was 3.4%.
また、コンクリート複合用材料としては、耐アルカリ回
度のは”力１に弾性ギがよいことが要求される。In addition, as a concrete composite material, it is required to have good alkali resistance and elasticity.
高弾性岸であれば、機械的強度、耐衝撃ｆ４＋こ有利で
あり、高強度の複合コンクリートが得られろ。If it is a highly elastic bank, mechanical strength and impact resistance f4+ are advantageous, and high strength composite concrete can be obtained.
先ｌこ例示したＧ−２０の弾性庫は約７００Ｋｂａｒ
で弾性が小さい欠点もある。The elastic storage of the G-20 shown earlier is approximately 700Kbar.
It also has the disadvantage of low elasticity.
本発明は従来の耐アルカリ性ガラスの欠点を改善しよう
とするものであり、その目的は耐アルカＩＪ Ｉｔを改
善すると同時１こ高弾ｉｔである耐アルカリ性ガラスを
提供するＥこある。The present invention attempts to improve the shortcomings of conventional alkali-resistant glasses, and its purpose is to improve the alkali resistance and at the same time provide an alkali-resistant glass that has a higher impact resistance.
本発明者は前記目的を達成せんと鋭意研究の結果、Ｔ
ｉ０２ ＋ Ｙ２０３ ｓ Ｌａ２ ｏ３ｔ ＺｒＯ２
含有のアルミノ珪酸塩系のガラス）こおいて、その組成
割合を特定することｆこより解決し得られることを究明
し得た。As a result of intensive research to achieve the above object, the inventor has discovered that T.
i02 + Y203s La2 o3t ZrO2
It has been found that the problem can be solved by specifying the composition ratio of aluminosilicate glass containing aluminosilicate.
すなわち、５ｉ０２３０〜６０モル％、ＴｉＯ２０〜１
５モル％、Ｓ ｉ Ｏ２とＴ ｔ ０２の合計量が４５
〜６０モル％、Ａｔ２０３２０〜３５モル％、Ｙ２Ｏ３
とＬａ２Ｏ３の合計量力月５〜３０モル％、Ｚｒ０□
２〜８モル％の組成とする新規なアルミノ珪酸塩ガラス
を開発し得た。That is, 5i0230-60 mol%, TiO20-1
5 mol%, the total amount of S i O2 and T t 02 is 45
~60 mol%, At20320~35 mol%, Y2O3
The total quantity of La2O3 and La2O3 is 5 to 30 mol% per month, Zr0□
A new aluminosilicate glass having a composition of 2 to 8 mol % has been developed.
各組成の含有範囲外では優れたアルカリ性ガラスは得難
い。It is difficult to obtain an excellent alkaline glass outside the content range of each composition.
すなわち、ＳｉＯ２が３０モル％より少ないとガラス化
し難く、６０モル％を超えると耐アルカリ性が低下する
。That is, if SiO2 is less than 30 mol%, it is difficult to vitrify, and if it exceeds 60 mol%, the alkali resistance is reduced.
またＴｉＯ２が１５モル％を超えるとガラス化し難くな
り、ＳｉＯ２とＴｉｅ、の合計量が４５モル％より少な
いとガラス化し難く、また失透し易くなり、６０モル％
を超えろと耐アルカリ性が低下する。Moreover, if TiO2 exceeds 15 mol%, it will be difficult to vitrify, and if the total amount of SiO2 and Tie is less than 45 mol%, it will be difficult to vitrify, and it will be easy to devitrify.
Exceeding this will reduce alkali resistance.
Ａｔ２０３が２０モル％より少なく、また３５モル％を
超えろとガラスの熔融温度が高くなり、またＹ２Ｏ３と
Ｌａ２０３の合計量カ月５モル％より少ないと耐アルカ
リ性が低下し、３０モル％より超えろとガラス化し難く
なり、また失透し易くなる。If At203 is less than 20 mol% or more than 35 mol%, the melting temperature of the glass will increase.If the total amount of Y2O3 and La203 is less than 5 mol% per month, the alkali resistance will decrease, and if it exceeds 30 mol%, the glass will have a high melting temperature. It becomes difficult to oxidize, and it becomes easy to devitrify.
ｏ ＺｒＯ２が２モル％より少ないと耐アルカリ性の効
果が出なくなり、８モル％を超えろとガラス化し難くな
る。o If ZrO2 is less than 2 mol%, the alkali resistance effect will not be achieved, and if it exceeds 8 mol%, vitrification will become difficult.
本発明の耐アルカリ性アルミノ珪酸塩ガラスの各組成は
、基本的１こは各組成酸化物の単結合強度「こ注目し選
定されたものである。Each composition of the alkali-resistant aluminosilicate glass of the present invention was selected based on the following: the single bond strength of the oxides in each composition.
ガラス形成酸化物としてＳｉＯ２、中間酸化物としてＡ
ｔ２０３、さらＥこ修飾酸化物として単結合強度の大き
いＹ２Ｏ３を、Ｙ２Ｏ３−Ａｔ２０３−８ｉＯ２系ガラ
スのガラス化範囲を実験的ｆこ決定した。SiO2 as glass-forming oxide, A as intermediate oxide
Furthermore, the vitrification range of Y2O3-At203-8iO2 glass was experimentally determined using Y2O3, which has a large single bond strength, as a modified oxide.
そして１５５０℃の温度で泡のない良質のガラスが容易
１こ得られろことを知見し、同じ希土類のＬａ２０３１
こついても同様にしてガラスを得た。He discovered that one piece of high-quality glass without bubbles could be easily obtained at a temperature of 1550°C, and discovered that La2031, which is made from the same rare earth material,
Even if I got stuck, I obtained glass in the same way.
さら］こ、Ｔ ｒ ０２ ｔ Ｚ ｒ Ｏ２をこれらの
ガラス］こ添カロし、耐アルカリ性の各組成を実験的（
こ決定したものである。Furthermore, T r 02 t Z r O2 was added to these glasses, and each composition of alkali resistance was experimentally determined (
This has been decided.
次ｔこ実施例を挙げろと共ｔこ、本発明の効果を明らか
］こす乙。The effects of the present invention will be clarified by giving examples below.
実施例
精製された光学用酸洗い珪砂、Ａｔ２０３ ｙ Ｙ ２
０３ ｒＬａ２０３．ＴｌＯ２およびＺ ｒ ０２を下
記第１表に示すモル％で調合したものを、アルミナルツ
ボｌこ入れ、電気炉中で約１５５０℃で３時間溶融し、
アルミナ板上ｆこ流し出し放冷してガラスを得た。Example Purified optical pickling silica sand, At203 y Y 2
03 rLa203. A mixture of TlO2 and Zr02 in the mol% shown in Table 1 below was placed in an alumina crucible and melted at about 1550°C for 3 hours in an electric furnace.
It was poured out onto an alumina plate and allowed to cool to obtain a glass.
得られたガラスの耐アルカリ性、弾ｉｔを第２表１こ示
す。Table 2 shows the alkali resistance and elasticity of the obtained glass.
なお、耐アルカＩＪ ｌｉは下記の方法で粉末重量減少
法で測定した。Incidentally, the alkali resistance IJ li was measured by the powder weight reduction method as described below.
ガラスを粉砕し、ＪＩＳ規格で１０〜２４メツシユの粒
度１こした。The glass was crushed to a particle size of 10 to 24 mesh according to JIS standards.
このガラス粒子に付着している微細なガラス粉末をメチ
ルエーテルで３回洗った後、乾燥器素で乾燥した。The fine glass powder adhering to the glass particles was washed three times with methyl ether and then dried in a drier.
この試料的１ｇを１〜以下のオーダーまで正確１こ測定
し、ＪＩＳ規格で８０メツシユの白金線の網かと（２０
ｍｍ直径、３０ｍｍ高さ）の中］こ入れ、同じ白金線の
網のふたをし、この白金線の網のかごとガラス粉末を、
５００ＣＣ１２規定の苛性ソーダ溶液を入れであるプラ
スチック容器中ｆこつ６した。Accurately measure 1 gram of this sample to the order of 1 to less than
(mm diameter, 30 mm height), cover with the same platinum wire mesh lid, and pour the glass powder into the platinum wire mesh basket.
A 500cc solution of 12 liters of caustic soda was placed in a plastic container.
これを恒温浴中Ｆこ入れ、９５℃±１℃ｔこ４８時間保
持した。This was placed in a constant temperature bath and maintained at 95°C±1°C for 48 hours.
次１こ白金線の網かとと試料とを取り出し蒸留水で洗浄
し、乾燥後ガラス粉末の重量を測定しその重量減少を求
めた。Next, the platinum wire mesh and the sample were taken out and washed with distilled water, and after drying, the weight of the glass powder was measured to determine the weight loss.
弾ｆｌＥｆは超音波法ｌこよって測定した。The bullet flEf was measured by an ultrasonic method.
第２表Ｅこ示す結果から明らかなようＥこ、本発明の耐
アルカリ曲γルミノ珪酸塩ガラスは、従来のＧ −２０
ｆこ比較して７倍〜１７０倍と言う優れた耐アルカリ性
を有し、また弾ｉｔも格段と優れたものとなることが分
る。As is clear from the results shown in Table 2, the alkali-resistant curved γ-luminosilicate glass of the present invention is superior to the conventional G-20
It can be seen that it has an excellent alkali resistance of 7 to 170 times compared to that of F, and is also much more resilient.
Claims (1)
ル％、ＳｉＯ２とＴｌＯ２との合計量が４５〜６０モル
％、Ａｔ２０３２０〜３５モル惣Ｙ２Ｏ３とＬａ２Ｏ３
の合計量力月５〜３０モル％、ＺｒＯ２２〜８モル％の
組成からなる耐アルカリ性アルミノ珪酸塩ガラス。I 5in230-60 mol%, TlO20-15 mol%, total amount of SiO2 and TlO2 is 45-60 mol%, At20320-35 molSo Y2O3 and La2O3
An alkali-resistant aluminosilicate glass having a total composition of 5 to 30 mol% of ZrO and 2 to 8 mol% of ZrO.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3137380A JPS5934140B2 (en) | 1980-03-12 | 1980-03-12 | Alkali resistant aluminosilicate glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3137380A JPS5934140B2 (en) | 1980-03-12 | 1980-03-12 | Alkali resistant aluminosilicate glass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56129632A JPS56129632A (en) | 1981-10-09 |
| JPS5934140B2 true JPS5934140B2 (en) | 1984-08-20 |
Family
ID=12329445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3137380A Expired JPS5934140B2 (en) | 1980-03-12 | 1980-03-12 | Alkali resistant aluminosilicate glass |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5934140B2 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5969443A (en) * | 1982-10-14 | 1984-04-19 | Natl Inst For Res In Inorg Mater | Manufacture of aluminosilicate glass containing y2o3 |
| JPS5969442A (en) * | 1982-10-14 | 1984-04-19 | Natl Inst For Res In Inorg Mater | Aluminosilicate glass containing rare earth metallic oxide |
| CN1745190A (en) * | 2003-01-28 | 2006-03-08 | 东曹株式会社 | Corrosion-resistant member and method for producing same |
| EP1705164A1 (en) * | 2005-03-25 | 2006-09-27 | I.C.R.S. Industrial Ceramic Reinforcement Solution S.r.L. | A panel particularly for use in platform floors and process for the preparation of said panel |
| JPWO2006106781A1 (en) * | 2005-03-31 | 2008-09-11 | 日本板硝子株式会社 | Glass spacer for electron beam excited display including glass composition containing yttrium and electron beam excited display |
| JP4527193B1 (en) * | 2009-12-09 | 2010-08-18 | 文化貿易工業株式会社 | Glass for liquid level observation window of level gauge |
| WO2017175552A1 (en) * | 2016-04-04 | 2017-10-12 | 株式会社 オハラ | Optical glass, preform material and optical element |
-
1980
- 1980-03-12 JP JP3137380A patent/JPS5934140B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56129632A (en) | 1981-10-09 |
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