JP4394144B2 - カーボン含有耐火物及びその製造方法並びにピッチ含有耐火原料 - Google Patents
カーボン含有耐火物及びその製造方法並びにピッチ含有耐火原料 Download PDFInfo
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Description
2 ピッチの一次粒子
2’ ピッチの二次粒子
3 担体粒子
Claims (10)
- 軟化点が70〜200℃のピッチの一次粒子と担体粒子とを含む混合物からなるピッチ含有耐火原料であって、前記ピッチの一次粒子が粒状を保った状態で前記担体粒子の表面に担持された二次粒子の状態で、混合物中に分散されているピッチ含有耐火原料。
- 軟化点が70〜200℃のピッチの一次粒子と担体粒子とを含む混合物からなるピッチ含有耐火原料であって、前記ピッチを前記一次粒子に粉砕した直後に前記担体粒子に混合して製造され、前記混合物は、平均粒径が50μm以下の混合粉末であるピッチ含有耐火原料。
- 前記担体粒子の表面に担持された前記ピッチの一次粒子の平均粒径が30μm以下であることを特徴とする請求項1又は2記載のピッチ含有耐火原料。
- 前記ピッチの含有量が10質量%以上50質量%以下で残部が担体粒子であることを特徴とする請求項1乃至3の何れか一記載のピッチ含有耐火原料。
- 軟化点が70〜200℃で平均粒径が30μm以下の微粒状のピッチ微粒子が、微粒状を保った状態で耐火物中に分散された状態で存在するカーボン含有耐火物。
- 全体のカーボン含有量が15質量%以下(ゼロを含まず)であることを特徴とする請求項5のカーボン含有耐火物。
- 請求項5又は6記載のカーボン含有耐火物を、500〜1200℃で熱処理することによって製造されるカーボン含有耐火物。
- 担体粒子の表面に、軟化点が70〜200℃で平均粒径が30μm以下のピッチの一次粒子が粒状を保った状態で担持された二次粒子を形成する第1工程と、
耐火原料配合物に前記二次粒子を外掛けで3〜30質量%添加して均一混合することによりカーボン含有耐火物を製造する第2工程と、
を有するカーボン含有耐火物の製造方法。 - 前記二次粒子及び前記耐火原料配合物はカーボン質原料を含み、それらカーボン含有量の合計量は、前記カーボン含有耐火物全体のカーボン含有量が15質量%以下(ゼロを含まず)となる量であることを特徴とする請求項8記載のカーボン含有耐火物の製造方法。
- 前記第2工程において得られるカーボン含有耐火物を、500〜1200℃の温度で熱処理を行う第3工程を有することを特徴とする請求項8又は9記載のカーボン含有耐火物の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2005213531 | 2005-07-22 | ||
JP2005213531 | 2005-07-22 | ||
PCT/JP2006/314524 WO2007011038A1 (ja) | 2005-07-22 | 2006-07-21 | カーボン含有耐火物及びその製造方法並びにピッチ含有耐火原料 |
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JPWO2007011038A1 JPWO2007011038A1 (ja) | 2009-02-05 |
JP4394144B2 true JP4394144B2 (ja) | 2010-01-06 |
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JP2007526071A Active JP4394144B2 (ja) | 2005-07-22 | 2006-07-21 | カーボン含有耐火物及びその製造方法並びにピッチ含有耐火原料 |
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Country | Link |
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US (1) | US8182599B2 (ja) |
EP (1) | EP1918265B1 (ja) |
JP (1) | JP4394144B2 (ja) |
KR (1) | KR100966960B1 (ja) |
CN (1) | CN101253130B (ja) |
AU (1) | AU2006270715B2 (ja) |
CA (1) | CA2616253C (ja) |
WO (1) | WO2007011038A1 (ja) |
Families Citing this family (10)
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US8147957B2 (en) | 2009-01-27 | 2012-04-03 | Milliken & Company | Consolidated fibrous structure |
US8119549B2 (en) | 2009-01-27 | 2012-02-21 | Milliken & Company | Consolidated fibrous structure |
US8114507B2 (en) | 2009-01-27 | 2012-02-14 | Milliken & Company | Multi-layered fiber |
US7960024B2 (en) | 2009-01-27 | 2011-06-14 | Milliken & Company | Multi-layered fiber |
US8029633B2 (en) | 2009-01-27 | 2011-10-04 | Milliken & Company | Method of forming a consolidated fibrous structure |
EP3030535B1 (en) * | 2013-08-05 | 2021-01-27 | Imertech Sas | Castable refractory compositions and their use in the formation and repairing of monolithic refractory linings |
KR101503332B1 (ko) * | 2013-12-18 | 2015-03-18 | 에스케이씨코오롱피아이 주식회사 | 폴리이미드 필름 및 이의 제조방법 |
WO2017099250A1 (ja) * | 2015-12-11 | 2017-06-15 | 国立大学法人豊橋技術科学大学 | 粉末粒子及びこれを用いたグリーン体の製造方法 |
CN113372119B (zh) * | 2020-04-28 | 2022-12-30 | 吉林炭素有限公司 | 一种石墨电极本体配方中干料粒级组成的设计方法 |
JP2022178233A (ja) * | 2021-05-19 | 2022-12-02 | イビデン株式会社 | 多孔質炭素系材料および多孔質炭素系材料の製造方法 |
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JP3906500B2 (ja) | 1996-09-19 | 2007-04-18 | Jfeスチール株式会社 | カーボン含有耐火物用バインダーの製造方法 |
CN1115371C (zh) * | 1997-04-22 | 2003-07-23 | 淄博鑫耐达耐火材料股份有限公司 | 耐火材料用无水树脂结合剂及生产工艺 |
JPH11292614A (ja) | 1998-04-03 | 1999-10-26 | Toshiba Ceramics Co Ltd | 炭素含有耐火物とその製造方法 |
MY138532A (en) * | 2000-08-31 | 2009-06-30 | Foseco Int | Refractory articles |
JP3971899B2 (ja) | 2001-04-17 | 2007-09-05 | 常巳 落合 | 耐火物原料組成物、その製造方法及びそれを成形してなる耐火物 |
JP2003292384A (ja) | 2002-03-29 | 2003-10-15 | Nippon Steel Corp | 乾燥性に優れた不定形耐火物用炭化けい素原料及び不定形耐火物原料 |
DE10253712B4 (de) * | 2002-11-18 | 2005-09-22 | Refratechnik Holding Gmbh | Feuerfester Reparaturmassenversatz und Verfahren zu seiner Herstellung |
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KR20080036950A (ko) | 2008-04-29 |
CN101253130B (zh) | 2013-03-13 |
JPWO2007011038A1 (ja) | 2009-02-05 |
EP1918265A1 (en) | 2008-05-07 |
CA2616253A1 (en) | 2007-01-25 |
EP1918265A4 (en) | 2009-11-11 |
US20090044723A1 (en) | 2009-02-19 |
CN101253130A (zh) | 2008-08-27 |
KR100966960B1 (ko) | 2010-06-30 |
CA2616253C (en) | 2012-04-17 |
AU2006270715A1 (en) | 2007-01-25 |
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