JP4437745B2 - 高耐熱性合成石英ガラスの製造方法 - Google Patents
高耐熱性合成石英ガラスの製造方法 Download PDFInfo
- Publication number
- JP4437745B2 JP4437745B2 JP2004381161A JP2004381161A JP4437745B2 JP 4437745 B2 JP4437745 B2 JP 4437745B2 JP 2004381161 A JP2004381161 A JP 2004381161A JP 2004381161 A JP2004381161 A JP 2004381161A JP 4437745 B2 JP4437745 B2 JP 4437745B2
- Authority
- JP
- Japan
- Prior art keywords
- quartz glass
- synthetic quartz
- resistant synthetic
- hydrogen
- glass
- 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 - Lifetime
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/14—Other methods of shaping glass by gas- or vapour- phase reaction processes
- C03B19/1453—Thermal after-treatment of the shaped article, e.g. dehydrating, consolidating, sintering
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Melting And Manufacturing (AREA)
Description
Si−OH + [(CH3)3Si]2NH →
Si−N−[(CH3)3Si]2 + H2O ・・・(1)
この反応は、100℃未満では、反応が充分に進まず、1000℃を超えると、反応の前に反応ガスが熱分解してしまい効果を得ることができない。
テトラクロロシランの火炎加水分解によって得た、直径100mmの柱状をした石英ガラスの多孔質体(OH基約300ppm含有)約1kgを、電気炉内に装着された石英ガラス製の炉心管(直径200mm)内にセットした。次いで、炉心管内を排気した後、500℃に加熱し、この温度で60分間予熱した。その後600℃まで昇温し、多孔質体中のOH基と反応ガスとしてヘキサメチルジシラザン蒸気1mol/HrをN2ガス1mol/Hrで希釈しながら供給し、500℃で、1時間反応させた。
表1に示すように加熱置換処理の条件を変更した以外は、実施例1と同様の条件で石英ガラス体を製造した。結果を表1に示す。
Claims (3)
- 水酸基を含むシリカ多孔質ガラス体と有機珪素化合物を共存反応させた後、加熱置換処理し、焼成処理をして緻密なガラス体とする合成石英ガラスの製造方法であって、該加熱置換処理の雰囲気が、水素と不活性ガスの混合ガス雰囲気であり、該混合ガス中の水素の体積比率が0.5%以上4%以下であることを特徴とする高耐熱性合成石英ガラスの製造方法。
- 前記不活性ガスがArであることを特徴とする請求項1記載の高耐熱性合成石英ガラスの製造方法。
- 前記シリカ多孔質ガラス体を反応温度が100℃〜1000℃で前記有機珪素化合物と反応させた後、前記水素と不活性ガスの混合ガス雰囲気中で300℃〜1400℃の温度範囲で加熱置換処理を行い、1300℃〜1900℃の温度範囲で焼成処理を施して、緻密な石英ガラス体とすることを特徴とする請求項1又は2記載の高耐熱性合成石英ガラスの製造方法。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004381161A JP4437745B2 (ja) | 2004-12-28 | 2004-12-28 | 高耐熱性合成石英ガラスの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004381161A JP4437745B2 (ja) | 2004-12-28 | 2004-12-28 | 高耐熱性合成石英ガラスの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006182630A JP2006182630A (ja) | 2006-07-13 |
| JP4437745B2 true JP4437745B2 (ja) | 2010-03-24 |
Family
ID=36736019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004381161A Expired - Lifetime JP4437745B2 (ja) | 2004-12-28 | 2004-12-28 | 高耐熱性合成石英ガラスの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4437745B2 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5312313B2 (ja) * | 2007-02-27 | 2013-10-09 | 信越石英株式会社 | 黒色合成石英ガラス及びその製造方法 |
| JP5770022B2 (ja) * | 2011-06-09 | 2015-08-26 | 信越石英株式会社 | 遅延蛍光を利用したシリカガラス製紫外線センサー |
| JP2013107784A (ja) * | 2011-11-18 | 2013-06-06 | Shinetsu Quartz Prod Co Ltd | ノンドープ白色蛍光合成シリカガラス |
| JP2013253912A (ja) * | 2012-06-08 | 2013-12-19 | Shinetsu Quartz Prod Co Ltd | 放射線検出用ノンドープ石英ガラスセンサー及び放射線漏れ検出システム |
| CN117756386B (zh) * | 2023-12-11 | 2025-12-02 | 中建材光芯科技有限公司 | 一种玻璃基盖板材料及制备方法和应用 |
-
2004
- 2004-12-28 JP JP2004381161A patent/JP4437745B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006182630A (ja) | 2006-07-13 |
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