JP5566301B2 - 配合物及びそれより製造された高耐水和性を有する耐火物 - Google Patents
配合物及びそれより製造された高耐水和性を有する耐火物 Download PDFInfo
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- JP5566301B2 JP5566301B2 JP2010538573A JP2010538573A JP5566301B2 JP 5566301 B2 JP5566301 B2 JP 5566301B2 JP 2010538573 A JP2010538573 A JP 2010538573A JP 2010538573 A JP2010538573 A JP 2010538573A JP 5566301 B2 JP5566301 B2 JP 5566301B2
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Description
a)2〜100nm、有利には7〜60nmの平均粒径、及び少なくとも30m2/gのBET表面積、有利には30〜100m2/g、特に有利には30〜500m2/g及び最も特に有利には40〜400m2/gのBET表面積を有する1種又は複数種の非常に微細化した二酸化ケイ素粉末、
b)それぞれの場合に、0.5μm超から30mmまでの平均粒径を有する、酸化物、炭化物及び窒化物からなる群から選択された1種又は複数種の粒状成分、
c)1種又は複数種のバインダーとしての合成樹脂及び
d)0.5μm超から250μmまでの平均粒径を有する1種又は複数種の金属酸化防止剤
を含む配合物を提供する。
− 非常に微細化した成分として7〜50nmの平均粒径及び40〜400m2/gのBET表面積を有する0.1〜2質量%の熱分解法二酸化ケイ素粉末及び
− 粒状成分として1μm〜10mmの平均粒径を有する酸化マグネシウム、
− 合成樹脂として1〜5質量%のフェノール樹脂、ノボラック又はレゾール及び
− 酸化防止剤として1〜100μmの平均粒径を有するアルミニウム粉末を含み、
− パーセンテージはそれぞれの場合に該配合物の粒状成分を基準とする
配合物が特に有利である。
MgO−C変換煉瓦
3.52g/cm3の粒子嵩密度及び97質量%の純度を有する市販の高純度の溶融マグネシア(Possehl、独国)を、最適な包装密度に設計された4つの粒径画分において、粒状成分として使用する。
Claims (3)
- 炭素結合した耐火物であって、
a)2〜100nmの平均粒径及び少なくとも30m2/gのBET表面積を有する1種又は複数種の非常に微細化した、アグリゲートの形の、かつ熱分解法で製造された二酸化ケイ素粉末、その際、該二酸化ケイ素粉末は、少なくとも15質量%の二酸化ケイ素の含有量を有する有機分散液の形をとり、かつ該二酸化ケイ素粉末の割合が、炭素結合した耐火物の粒状成分を基準として、0.01〜5質量%であり、該平均粒径は、個々の単離された粒子又はアグリゲート内の一次粒子に基づくものである
b)それぞれの場合に0.5μm超から30mmまでの平均粒径を有する、酸化物、炭化物及び窒化物からなる群から選択された1種又は複数種の粒状成分、
c)1種又は複数の合成樹脂、その際、該合成樹脂の割合が、炭素結合した耐火物の粒状成分を基準として、0.5〜20質量%である
d)0.5μm超から250μmまでの平均粒径を有する1種又は複数種の金属酸化防止剤、その際、該金属酸化防止剤がアルミニウム、鉄、マグネシウム、ケイ素及びチタンからなる群から選択される粉末であり、かつ該金属酸化防止剤の割合が、炭素結合した耐火物の粒状成分を基準として、0.5〜5質量%である及び
e)1種又は複数の炭素含有バインダー
を含むことを特徴とする、炭素結合した耐火物。 - 前記粒状成分の酸化物粒状成分が酸化マグネシウムであることを特徴とする、請求項1記載の炭素結合した耐火物。
- 炭素、ピッチ、ビチューメン及びそれらの混合物からなる群からの1種又は複数種の炭素含有バインダーを含むことを特徴とする、請求項1または2記載の炭素結合した耐火物。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07123325.8 | 2007-12-17 | ||
EP07123325A EP2072482A1 (de) | 2007-12-17 | 2007-12-17 | Gemenge und daraus hergestellte feuerfeste Formkörper oder Massen mit hoher Hydratationsbeständigkeit |
PCT/EP2008/067162 WO2009077395A2 (en) | 2007-12-17 | 2008-12-10 | Mix and refractory product having a high hydration resistance produced therefrom |
Publications (3)
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JP2011506257A JP2011506257A (ja) | 2011-03-03 |
JP2011506257A5 JP2011506257A5 (ja) | 2013-01-24 |
JP5566301B2 true JP5566301B2 (ja) | 2014-08-06 |
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JP2010538573A Expired - Fee Related JP5566301B2 (ja) | 2007-12-17 | 2008-12-10 | 配合物及びそれより製造された高耐水和性を有する耐火物 |
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Country | Link |
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US (1) | US8450229B2 (ja) |
EP (2) | EP2072482A1 (ja) |
JP (1) | JP5566301B2 (ja) |
KR (1) | KR101184473B1 (ja) |
CN (1) | CN101903305B (ja) |
BR (1) | BRPI0821264B1 (ja) |
WO (1) | WO2009077395A2 (ja) |
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EP2322476A1 (de) * | 2009-11-16 | 2011-05-18 | Evonik Degussa GmbH | Neues Verfahren zur Herstellung von Silicium |
DE102011103116B4 (de) * | 2011-06-01 | 2014-07-03 | Technische Universität Bergakademie Freiberg | Verfahren zur Herstellung von kohlenstoffgebundenen feuerfesten Formkörpern oder Massen mit verbesserten thermomechanischen Eigenschaften |
JP2013249241A (ja) * | 2012-06-04 | 2013-12-12 | Rozai Kogyo Kaisha Ltd | 不焼成れんが |
CN102980476B (zh) * | 2012-07-17 | 2015-10-21 | 安徽理工大学 | 离层位移计 |
JP6219729B2 (ja) * | 2013-01-16 | 2017-10-25 | 黒崎播磨株式会社 | マグネシアカーボンれんが |
WO2015018813A1 (en) * | 2013-08-05 | 2015-02-12 | Calderys France | Castable refractory compositions and their use in the formation and repairing of monolithic refractory linings |
WO2015043452A1 (zh) * | 2013-09-29 | 2015-04-02 | 武汉钢铁(集团)公司 | 提高冶炼钢包使用效率的方法及其高寿命低材耗冶炼钢包 |
CN107162614A (zh) * | 2017-06-13 | 2017-09-15 | 长兴华悦耐火材料厂 | 一种镁铝碳耐火砖及其制备方法 |
EP3700968A1 (en) | 2018-01-16 | 2020-09-02 | Evonik Operations GmbH | Nanoparticle containing compositions |
CN108840672A (zh) * | 2018-07-12 | 2018-11-20 | 佛山市高捷工业炉有限公司 | 一种电磁熔炉内衬复合材料 |
EP4091814A4 (en) * | 2020-02-06 | 2023-10-11 | Bando Chemical Industries, Ltd. | WATER-REPELLENT STRUCTURE, METHOD FOR PRODUCING THEREOF AND WATER-REPELLENT COATING AGENT THEREFOR |
WO2024038020A1 (de) | 2022-08-16 | 2024-02-22 | Refraforce Gmbh | Betonzusammensetzung und herstellungsverfahren für ein betonelement |
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GB1437062A (en) * | 1974-04-18 | 1976-05-26 | Norton G | Shaped heat insulating articles |
JPS5983979A (ja) * | 1982-11-06 | 1984-05-15 | 大光炉材株式会社 | マグネシア−カ−ボン質流し込み耐火物 |
AT385031B (de) * | 1985-03-19 | 1988-02-10 | Veitscher Magnesitwerke Ag | Rieselfaehige, plastische, kohlenstoffhaltige, feuerfeste masse |
US4989664A (en) * | 1988-07-07 | 1991-02-05 | United Technologies Corporation | Core molding composition |
US5007615A (en) * | 1988-12-12 | 1991-04-16 | Dresser Industries, Inc. | Refractory slide gate assembly and method |
EP0417898A1 (en) * | 1989-08-15 | 1991-03-20 | Magneco/Metrel, Inc. | Gunning composition |
JPH04160067A (ja) * | 1990-10-23 | 1992-06-03 | Kawasaki Refract Co Ltd | 溶融金属容器用不定形耐火物 |
CA2053522A1 (en) * | 1990-11-08 | 1992-05-09 | Richard J. Knauss | Spinel-carbon refractory |
JPH04310560A (ja) * | 1991-04-03 | 1992-11-02 | Kawasaki Refract Co Ltd | マグネシア・カーボンれんがの製造方法 |
US5250479A (en) * | 1992-04-16 | 1993-10-05 | Vesuvius Crucible Company | Magnesia-carbon refractory compositions for slide gate plates and method of manufacture |
JPH0733513A (ja) * | 1993-07-26 | 1995-02-03 | Kurosaki Refract Co Ltd | マグネシア・カーボン質れんがおよびその製造方法 |
US5681499A (en) * | 1994-06-15 | 1997-10-28 | Vesuvius Crucible Company | Method and compositions for making refractory shapes having dense, carbon free surfaces and shapes made therefrom |
US5494267A (en) * | 1994-07-26 | 1996-02-27 | Magneco/Metrel, Inc. | Pumpable casting composition and method of use |
DE19518468C2 (de) * | 1995-05-19 | 1998-07-16 | Veitsch Radex Ag | Verwendung einer wasserhaltigen, feuerfesten keramischen Gießmasse |
JPH11263674A (ja) * | 1998-03-16 | 1999-09-28 | Toshiba Ceramics Co Ltd | 誘導炉の内張り用ラミング材 |
JP4388173B2 (ja) * | 1999-09-02 | 2009-12-24 | 黒崎播磨株式会社 | 溶鋼真空脱ガス装置内張り用マグネシア−炭素質不焼成れんが |
US6528011B2 (en) * | 2001-03-21 | 2003-03-04 | Magneco/Metrel, Inc. | Colloidal silica refractory system for an electric arc furnace |
JP2004010379A (ja) * | 2002-06-04 | 2004-01-15 | Kawasaki Refract Co Ltd | 出銑孔閉塞材 |
KR100508521B1 (ko) * | 2002-12-20 | 2005-08-17 | 주식회사 포스렉 | 카본함유 부정형 내화조성물 |
US7500511B2 (en) * | 2003-09-24 | 2009-03-10 | Magneco/Metrel, Inc. | Molding composition and method of use |
DE102005051953B3 (de) | 2005-10-29 | 2007-06-06 | Tu Bergakademie Freiberg | Verfahren zur Herstellung von feuerfesten Formkörpern oder Massen |
DE102006021225A1 (de) * | 2006-05-06 | 2007-11-08 | Tu Bergakademie Freiberg | Verfahren für die Herstellung von kohlenstoffhaltigen Erzeugnissen durch Gießformgebung und/oder bildsame Formgebung |
-
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- 2007-12-17 EP EP07123325A patent/EP2072482A1/de not_active Withdrawn
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- 2008-12-10 KR KR1020107012962A patent/KR101184473B1/ko active IP Right Grant
- 2008-12-10 CN CN200880121108.9A patent/CN101903305B/zh not_active Expired - Fee Related
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- 2008-12-10 WO PCT/EP2008/067162 patent/WO2009077395A2/en active Application Filing
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US20100273636A1 (en) | 2010-10-28 |
JP2011506257A (ja) | 2011-03-03 |
BRPI0821264A2 (pt) | 2015-06-16 |
EP2222615A2 (en) | 2010-09-01 |
WO2009077395A2 (en) | 2009-06-25 |
KR101184473B1 (ko) | 2012-09-19 |
US8450229B2 (en) | 2013-05-28 |
CN101903305B (zh) | 2014-06-11 |
KR20100087379A (ko) | 2010-08-04 |
BRPI0821264B1 (pt) | 2018-11-27 |
WO2009077395A3 (en) | 2009-10-01 |
CN101903305A (zh) | 2010-12-01 |
EP2072482A1 (de) | 2009-06-24 |
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