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公开(公告)号：JP2013199424A
公开(公告)日：2013-10-03
申请号：JP2013086408
申请日：2013-04-17
Applicant: Corning Inc , コーニング インコーポレイテッド
Inventor： ELLISON ADAM J , TEPESCH PATRICK D , WARREN CHRISTOPHER J
IPC: C04B35/478 , B01D39/20 , C04B38/00 , C04B38/06 , F01N3/022
CPC classification number: C04B35/478 , C04B35/64 , C04B38/0006 , C04B2111/00129 , C04B2111/00793 , C04B2111/0081 , C04B2111/32 , C04B2235/3205 , C04B2235/3208 , C04B2235/3213 , C04B2235/3215 , C04B2235/3217 , C04B2235/3218 , C04B2235/322 , C04B2235/3222 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3231 , C04B2235/3232 , C04B2235/3234 , C04B2235/3272 , C04B2235/3418 , C04B2235/3463 , C04B2235/3481 , C04B2235/349 , C04B2235/483 , C04B2235/5436 , C04B2235/5445 , C04B2235/6021 , C04B2235/6567 , C04B2235/77 , C04B2235/80 , C04B2235/9607 , F01N3/0222 , F01N2330/06 , F01N2330/48 , F01N2340/00 , Y02T10/20 , C04B38/0054 , C04B38/0074 , C04B38/0645
Abstract: PROBLEM TO BE SOLVED: To provide a ceramic having aluminum titanate as a main component capable of being fired at a lower temperature, and used at a high temperature without affecting desired characteristics.SOLUTION: A method for making an aluminum titanate article comprises: formulating a batch of inorganic raw materials comprising sources of silica, alumina, and titania and sources of combinations of strontium and calcium; adding to the batch of inorganic raw materials an amount of 0.01 to 10%, as expressed on a weight percent oxide basis of a rare earth metal oxide; mixing the batch of inorganic raw materials and the rare earth metal oxide with processing aids selected from the group consisting of plasticizers, lubricants, binders, pore formers, and solvents, to form a plasticized mixture; shaping the plasticized mixture into a green body; heating the green body to a top temperature of less than 1,500°C, with a hold time sufficient to form a predominant phase of aluminum titanate.
Abstract translation: 要解决的问题：提供一种具有钛酸铝作为能够在较低温度下焙烧的主要成分的陶瓷，并且在高温下使用而不影响所需的特性。解决方案：制备钛酸铝制品的方法包括： 批次包含二氧化硅，氧化铝和二氧化钛的来源的无机原料以及锶和钙的组合来源; 向该批无机原料中加入0.01〜10％的量，以稀土金属氧化物的氧化物重量百分数表示; 将一批无机原料和稀土金属氧化物与选自增塑剂，润滑剂，粘合剂，成孔剂和溶剂的加工助剂混合以形成增塑混合物; 将塑化混合物成型为生坯; 将生坯体加热至顶部温度低于1500℃，其保持时间足以形成钛酸铝的主要相。
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2.发明专利
公开(公告)号：JP2009190968A
公开(公告)日：2009-08-27
申请号：JP2009131988
申请日：2009-06-01
Applicant: Corning Inc , コーニング インコーポレイテッド
Inventor： BRADY MICHAEL D , DENEKA THOMAS J , OGUNWUMI STEVEN B , SHUSTACK PAUL J , TENNENT DAVID L , TEPESCH PATRICK D , WANG JIANGUO , WARREN CHRISTOPHER J
CPC classification number: C04B38/06 , B01D46/0001 , B01D46/2418 , B01D2046/2433 , B01D2046/2437 , B28B11/243 , C04B26/28 , C04B35/478 , C04B35/64 , C04B2111/00793 , C04B2235/3208 , C04B2235/3213 , C04B2235/3217 , C04B2235/3218 , C04B2235/3225 , C04B2235/3227 , C04B2235/3232 , C04B2235/3418 , C04B2235/483 , C04B2235/6562 , C04B2235/6565 , C04B2235/6567 , C04B2235/6584 , C04B2235/77 , C04B14/06 , C04B14/303 , C04B14/305 , C04B38/02 , C04B40/0268 , C04B14/024 , C04B24/2611 , C04B24/2652 , C04B24/281 , C04B24/283 , C04B24/38 , C04B40/0263 , C04B38/0645 , C04B38/067 , C04B38/068
Abstract: PROBLEM TO BE SOLVED: To provide a method of firing a green body to obtain an aluminum titanate article having a desired high porosity. SOLUTION: The method includes: providing the green body containing inorganic batch materials and at least one pore former; heating the green body for less than 40 hrs at a first average temperature-rising rate of >14°C/hr and 500°C to the upper limit of 30°C/hr in a third heating stage; and holding the green body at the furnace temperature within a second holding temperature range from the lower limit of >1,350°C to the upper limit of COPYRIGHT: (C)2009,JPO&INPIT
Abstract translation: 待解决的问题：提供一种烧成生坯以获得具有所需高孔隙率的钛酸铝制品的方法。 解决方案：该方法包括：提供含有无机批料和至少一个成孔剂的生坯; 在第一加热阶段以第一平均升温速率> 14℃/小时和室温至500℃之间的<50℃/小时加热生坯体少于40小时; 在第二加热阶段，在从> 500℃的下限到<900℃的第一保持温度范围内的炉温下保持生坯体少于40小时; 在第三加热阶段以约> 30℃/小时的第二平均升高速率升高炉温; 并且在第四加热阶段中将坯体从炉温度保持在从下限> 1350℃至上限<1550℃的第二保持温度范围内，同时花费足够的时间将生坯转化成 陶瓷。 版权所有（C）2009，JPO＆INPIT
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3.发明专利
公开(公告)号：JP2012254923A
公开(公告)日：2012-12-27
申请号：JP2012152141
申请日：2012-07-06
Applicant: Corning Inc , コーニング インコーポレイテッド
Inventor： PAISLEY ROBERT J , TEPESCH PATRICK D
IPC: C04B38/00 , B01D39/20 , C04B35/478 , C04B41/85 , F01N3/022
CPC classification number: C04B35/478 , B01D2279/30 , C04B35/6263 , C04B35/6303 , C04B38/0012 , C04B2111/00793 , C04B2235/3206 , C04B2235/3208 , C04B2235/3213 , C04B2235/3215 , C04B2235/3218 , C04B2235/322 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3231 , C04B2235/3232 , C04B2235/3258 , C04B2235/3272 , C04B2235/3284 , C04B2235/3298 , C04B2235/3418 , C04B2235/349 , C04B2235/425 , C04B2235/5436
Abstract: PROBLEM TO BE SOLVED: To provide an aluminum titanate plugging mixture that can provide a stably and favorably coupled long-term seal suitable for forming an aluminum titanate ceramic wall flow filter.SOLUTION: There is provided the plugging mixture for a ceramic wall flow filter, comprising an end plug formed by an aluminum titanate precursor reactive batch composition including an alumina source, a silica source, and a titania source; a sintering aid; an organic binder; and a liquid vehicle. The plugging material is fired at a maximum firing temperature in the range of from 1,350°C to 1,500°C, and more preferably at a maximum firing temperature in the range of from 1,375°C to 1,425°C, so that the fired plug is formed in a selectively plugged channel of a honeycomb structure.
Abstract translation: 要解决的问题：提供一种能够提供稳定和有利地耦合的长期密封的钛酸铝封堵混合物，其适用于形成钛酸铝陶瓷壁流过滤器。 提供了一种用于陶瓷壁流过滤器的堵塞混合物，其包括由包含氧化铝源，二氧化硅源和二氧化钛源的钛酸铝前体反应性批料组合物形成的端塞; 烧结助剂; 有机粘合剂; 和液体车辆。 封堵材料在最高烧成温度为1350℃〜1500℃的范围内进行烧制，更优选在1375℃〜1425℃的最高烧成温度下进行烧成， 形成在蜂窝结构的选择性堵塞通道中。 版权所有（C）2013，JPO＆INPIT
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4.发明专利Method for firing green body containing pore former, and aluminum titanate ceramic forming batch material 有权用于燃烧含有前体的绿体的方法和钛酸铝陶瓷成型料
公开(公告)号：JP2009227580A
公开(公告)日：2009-10-08
申请号：JP2009131985
申请日：2009-06-01
Applicant: Corning Inc , コーニング インコーポレイテッド
Inventor： BRADY MICHAEL D , DENEKA THOMAS J , OGUNWUMI STEVEN B , SHUSTACK PAUL J , TENNENT DAVID L , TEPESCH PATRICK D , WANG JIANGUO , WARREN CHRISTOPHER J
CPC classification number: C04B38/06 , B01D46/0001 , B01D46/2418 , B01D2046/2433 , B01D2046/2437 , B28B11/243 , C04B26/28 , C04B35/478 , C04B35/64 , C04B2111/00793 , C04B2235/3208 , C04B2235/3213 , C04B2235/3217 , C04B2235/3218 , C04B2235/3225 , C04B2235/3227 , C04B2235/3232 , C04B2235/3418 , C04B2235/483 , C04B2235/6562 , C04B2235/6565 , C04B2235/6567 , C04B2235/6584 , C04B2235/77 , C04B14/06 , C04B14/303 , C04B14/305 , C04B38/02 , C04B40/0268 , C04B14/024 , C04B24/2611 , C04B24/2652 , C04B24/281 , C04B24/283 , C04B24/38 , C04B40/0263 , C04B38/0645 , C04B38/067 , C04B38/068
Abstract: PROBLEM TO BE SOLVED: To provide a method for firing green body which achieves the desired high porosity in aluminum titanate articles while doing so with reduced firing cycle length and/or without producing cracked parts and/or complicating the drying process. SOLUTION: The method for firing green body comprises heating the green body containing aluminum titanate forming inorganic batch materials and a pore former in a furnace to a top temperature within a hold temperature range having an upper limit of below 1,550°C and a lower limit of above 1,350°C to form a main phase of aluminum titanate, and fast cooling from the lower limit at an average cooling rate greater than 100°C/hour to below 1,000°C, wherein decomposition of the main phase of aluminum titanate is minimized. COPYRIGHT: (C)2010,JPO&INPIT
Abstract translation: 解决问题的方案：提供一种烧制生坯体的方法，其在钛酸酯制品制造中达到期望的高孔隙率，同时具有降低的烧制周期长度和/或不产生裂纹部分和/或使干燥过程复杂化。 解决方案：用于烧制生坯的方法包括将含有钛酸铝的无机批料和生成剂的生坯在炉中加热到上限在1550℃以下的保持温度范围内的顶部温度， 下限为1350℃以形成钛酸铝的主相，并且以大于100℃/小时的平均冷却速度从下限快速冷却至低于1000℃，其中钛酸铝主相的分解 被最小化。 版权所有（C）2010，JPO＆INPIT
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公开(公告)号：PL2632564T3
公开(公告)日：2019-07-31
申请号：PL11779903
申请日：2011-10-19
Applicant: CORNING INC
Inventor： GALLAGHER MICHAEL T , HOUSE KEITH L , OGUNWUMI STEVEN B , TEPESCH PATRICK D
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Patent Agency Ranking
公开(公告)号：PL2255077T3
公开(公告)日：2015-11-30
申请号：PL09717524
申请日：2009-02-24
Applicant: CORNING INC
Inventor： TEPESCH PATRICK D
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公开(公告)号：DE60318062D1
公开(公告)日：2008-01-24
申请号：DE60318062
申请日：2003-07-07
Applicant: CORNING INC
Inventor： OGUNWUMI STEVEN B , TEPESCH PATRICK D
IPC: B01D39/20 , F01N3/02 , B01D39/00 , B01J21/02 , B01J21/06 , B01J21/12 , B01J35/04 , C01G49/02 , C04B35/18 , C04B35/185 , C04B35/46 , C04B35/478 , C04B38/00 , F01N3/022
Abstract: The invention is directed at a mullite-aluminum titanate porous diesel particulate filter constituting a porous ceramic body containing, expressed in terms of weight percent of the total body, of 60-90%, preferably 70-80%, most preferably 70% iron-aluminum titanate solid solution having a stoichiometry of Al2(1-x)Fe2xTiO5, where x is 0-0.1, and 10-40%, preferably 20-30%, most preferably 30% mullite (3Al2O3.2SiO2), and consists essentially, expressed in terms of weigh percent on the oxide basis, of 3 to 15% SiO2, 55 to 65% Al2O3, 22 to 40% TiO2, and 0 to 10% Fe2O3, and being useful for filtration of diesel exhaust. The inventive diesel particulate filter exhibits high interconnected open porosity and large median pore size, in combination with high permeability when fired to a temperature of between 1650° to 1700° C., along with high thermal shock resistance and good filtration capability.
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公开(公告)号：AU2003256390A1
公开(公告)日：2004-02-16
申请号：AU2003256390
申请日：2003-07-07
Applicant: CORNING INC
Inventor： OGUNWUMI STEVEN B , TEPESCH PATRICK D
IPC: F01N3/02 , B01D39/00 , B01D39/20 , B01J21/06 , B01J35/04 , C01G49/02 , C04B35/46 , C04B35/478 , C04B38/00 , F01N3/022 , C04B35/18 , C04B35/185 , B01J21/02 , B01J21/12
Abstract: The invention is directed at a mullite-aluminum titanate porous diesel particulate filter constituting a porous ceramic body containing, expressed in terms of weight percent of the total body, of 60-90%, preferably 70-80%, most preferably 70% iron-aluminum titanate solid solution having a stoichiometry of Al2(1-x)Fe2xTiO5, where x is 0-0.1, and 10-40%, preferably 20-30%, most preferably 30% mullite (3Al2O3.2SiO2), and consists essentially, expressed in terms of weigh percent on the oxide basis, of 3 to 15% SiO2, 55 to 65% Al2O3, 22 to 40% TiO2, and 0 to 10% Fe2O3, and being useful for filtration of diesel exhaust. The inventive diesel particulate filter exhibits high interconnected open porosity and large median pore size, in combination with high permeability when fired to a temperature of between 1650° to 1700° C., along with high thermal shock resistance and good filtration capability.
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公开(公告)号：PL2646397T3
公开(公告)日：2018-03-30
申请号：PL11794328
申请日：2011-11-29
Applicant: CORNING INC
Inventor： CHAPMAN THOMAS R , INGERSOLL LINDA J , TEPESCH PATRICK D
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公开(公告)号：AU2003249236A1
公开(公告)日：2004-02-16
申请号：AU2003249236
申请日：2003-07-10
Applicant: CORNING INC
Inventor： BEALL GEORGE H , OGUNWUMI STEVEN B , JULIEN DELL J ST , TEPESCH PATRICK D , WARREN CHRISTOPHER J , MELSCOET ISABELLE M
IPC: F01N3/02 , B01D39/20 , B01D46/00 , B01D53/94 , C04B35/46 , C04B35/478 , C04B38/00 , C04B35/195
Abstract: An aluminum titanate-based ceramic article having a composition comprising u (Al 2 O 3 -TiO 2 )+v (R)+w (3Al 2 O 3 -2SiO 2 )+x (Al 2 O 3 )+y (SiO 2 )+z (1.1SrO-1.5Al 2 O 3 -13.6SiO 2 -TiO 2 )+a (Fe 2 O 3 -TiO 2 )+b (MgO-2TiO 2 ), where, R is SrO-Al 2 O 3 -2SiO 2 or 11.2SrO-10.9Al 2 O 3 -24.1SiO 2 -TiO 2 , where u, v, w, x, y, z, a and b are weight fractions of each component such that (u+v+w+x+y+z+a+b=1), and 0.5
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