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1. 发明专利

JP2005298224A Plastic body for alumina structure and its manufacturing method 审中-公开
标题翻译：用于氧化铝结构的塑料体及其制造方法
公开(公告)号：JP2005298224A
公开(公告)日：2005-10-27
申请号：JP2004112115
申请日：2004-04-06
申请人： National Institute Of Advanced Industrial & Technology , 独立行政法人産業技術総合研究所
发明人： NAGAOKA TAKAAKI , HOTTA YUJI , TSUGOSHI TAKATOSHI , WATARI KOJI
IPC分类号： C04B35/622 , B28C5/00
摘要： PROBLEM TO BE SOLVED: To provide a plastic body for alumina structure which has excellent hardness characteristic and extrusion characteristic (high plasticity) to give a desired shape to an alumina formed body when being used for manufacturing the alumina formed body or an alumina structure after fired and in which a cost is lowered by simplifying a forming process, environmental load is reduced and the obtained plastic body for the alumina structure is made high in quality and an efficiently manufacturing method of the same. SOLUTION: The plastic body for the alumina structure is manufactured by kneading alumina raw material powder containing at least 1 mass% hydraulic alumina powder forming a hydrate by hydration reaction and water and has characteristics of (1) 5-34 mm hardness characteristic and (2) ≥5 cm extrusion characteristic. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种氧化铝结构的塑料体，其具有优异的硬度特性和挤出特性（高塑性），以在用于制造氧化铝形成体或氧化铝的氧化铝成形体时形成所需形状烧结后的结构，通过简化成型工序降低成本，降低了环境负荷，使得所得到的氧化铝结构体的塑料体质量高，制造方法高效。解决方案：用于氧化铝结构的塑料体是通过将含有至少1质量％的形成水合物的水硬性氧化铝粉末的氧化铝原料粉末通过水合反应与水捏合而制成的，具有（1）5-34mm硬度特性和（2）≥5厘米挤出特性。版权所有（C）2006，JPO＆NCIPI

2. 发明专利

JP2004203663A Hexaaluminate porous ceramics and its manufacturing process 有权
公开(公告)号：JP2004203663A
公开(公告)日：2004-07-22
申请号：JP2002373581
申请日：2002-12-25
申请人： National Institute Of Advanced Industrial & Technology , 独立行政法人産業技術総合研究所
发明人： NAGAOKA TAKAAKI , TSUGOSHI TAKATOSHI , HOTTA YUJI , WATARI KOJI
IPC分类号： B01D39/00 , B01D39/20 , B01J23/02 , B01J32/00 , B01J37/00 , C04B38/06
摘要： PROBLEM TO BE SOLVED: To provide a hexaaluminate porous ceramic that is excellent in shaped article strength without using an additive such as an organic binder and the like is capable of broadly controlling the porosity after the calcination without using an additive such as an inflammable pore forming agent and of which the load to environment is small and the manufacturing step is convenient and low cost, and to provide a manufacturing method thereof.
SOLUTION: The manufacturing method of hexaaluminate porous ceramic is characterized by kneading a mixed powder comprising a hydraulic alumina powder and a carbonate powder of an alkaline earth element, or a mixed powder comprising a hydraulic alumina powder and an aluminum oxide powder and/or an aluminum oxide hydrate powder and a carbonate powder of an alkaline earth element with water, shaping, drying and calcining the same to produce the porous ceramic having 5% or more of open porosity. Also, the hexaaluminate porous ceramic is manufactured by the process and the open porosity is controlled to the predetermined range of 5% or more by the amount of water to be added.
COPYRIGHT: (C)2004,JPO&NCIPI

3. 发明专利

JP2004168575A Method for sintering ceramic 审中-公开
公开(公告)号：JP2004168575A
公开(公告)日：2004-06-17
申请号：JP2002334465
申请日：2002-11-19
申请人： National Institute Of Advanced Industrial & Technology , 独立行政法人産業技術総合研究所
发明人： YASUOKA MASAKI , WATARI KOJI , NAGAOKA TAKAAKI
IPC分类号： C04B35/64 , B22F3/10
摘要： PROBLEM TO BE SOLVED: To provide a method for sintering a ceramic by which a ceramic sintered compact having a dense structure is efficiently obtained. SOLUTION: The ceramic is sintered using SiC plates as a heating assistant in the sintering of a molding composed of inorganic ceramic powder under a microwave ranging from 300 MHz to 30 GHz frequency. The SiC plate has 10 2 -10 8 cmΩ electric resistance and the sintering is performed by arranging the SiC plates so as to sandwich a sample vertically or to surround the sample. As a result, the method of forming the dense ceramic sintered compact becomes useful for the manufacture of the sintered compact of zinc oxide, barium titanate or the like. COPYRIGHT: (C)2004,JPO

4. 发明专利

JP2005306635A Coated alumina particle, alumina formed body, alumina sintered compact and method of manufacturing them 审中-公开
标题翻译：涂层氧化铝颗粒，氧化铝成型体，氧化铝烧结及其制造方法
公开(公告)号：JP2005306635A
公开(公告)日：2005-11-04
申请号：JP2004123145
申请日：2004-04-19
申请人： National Institute Of Advanced Industrial & Technology , 独立行政法人産業技術総合研究所
发明人： HOTTA YUJI , SATO KIMIYASU , NAGAOKA TAKAAKI , WATARI KOJI
IPC分类号： C04B35/10 , C01F7/02 , C04B35/628
摘要： PROBLEM TO BE SOLVED: To provide an alumina particle with zirconia nanoparticle which is a ultrafine particle, uniformly coated on the surface, an alumina formed body which is obtained by forming the coated alumina particle and in which zirconia is uniformly dispersed, and to provide an alumina sintered compact obtained by firing the alumina formed body, having zirconia uniformly dispersed in the alumina matrix, few in pores, being dense and having high toughness and high traverse rupture strength, and a method of efficiently manufacturing them. SOLUTION: The coated alumina particle 10 with the zirconia particle 2 uniformly coated on the surface is obtained by applying zirconia nanoparticle 2 having ≤100 nm average particle diameter on the surface of the alumina particle 1 having 0.1 μm average particle diameter, for example, using the adsorption reaction. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：待解决的问题：为了提供氧化铝颗粒，其是表面均匀地涂覆作为超细颗粒的氧化锆纳米颗粒，通过形成涂覆的氧化铝颗粒并且其中氧化锆均匀分散而获得的氧化铝形成体，以及提供通过烧结氧化铝成形体获得的氧化铝烧结体，其具有均匀分散在氧化铝基体中的氧化锆，孔隙少，致密，韧性高，横向断裂强度高的方法及其有效制造方法。解决方案：通过在平均粒径为0.1μm的氧化铝颗粒1的表面上涂布平均粒径≤100nm的氧化锆纳米颗粒2，得到在表面上均匀涂布氧化锆颗粒2的涂覆氧化铝颗粒10，例如，使用吸附反应。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2005298225A Plastic body for ceramic structure and its manufacturing method 有权
标题翻译：陶瓷结构塑料体及其制造方法
公开(公告)号：JP2005298225A
公开(公告)日：2005-10-27
申请号：JP2004112117
申请日：2004-04-06
申请人： National Institute Of Advanced Industrial & Technology , 独立行政法人産業技術総合研究所
发明人： NAGAOKA TAKAAKI , HOTTA YUJI , SATO KIMIYASU , TSUGOSHI TAKATOSHI , WATARI KOJI
IPC分类号： C04B35/622 , C04B35/63
摘要： PROBLEM TO BE SOLVED: To provide a plastic body for ceramic structure in which a cost is lowered by simplifying a forming process, environmental load is reduced and the quality of the ceramic structure is made high and an efficiently manufacturing method of the same. SOLUTION: The plastic body for the ceramic structure uses a material containing at least 1 mass% hydraulic alumina powder forming a hydrate by hydration reaction as ceramic raw material powder and is manufactured using a 1st powdery mixture to become a multicomponent ceramic in which aluminum oxide (Al 2 O 3 ) is bonded with a ceramic component except aluminum oxide (Al 2 O 3 ) after fired or a 2nd powdery mixture to become a ceramic composite in which a ceramic component except aluminum oxide (Al 2 O 3 ) is dispersed in aluminum oxide (Al 2 O 3 ) after fired in addition of the hydraulic alumina powder and has characteristics of (1) 5-34 mm hardness characteristic and (2) ≥5 cm extrusion characteristic. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：为了提供一种通过简化成型工艺降低成本的陶瓷结构体，降低了环境负荷，提高了陶瓷结构的质量，并且提高了其制造方法。解决方案：用于陶瓷结构的塑料体使用含有至少1质量％的通过水合反应形成水合物的水硬性氧化铝粉末作为陶瓷原料粉末的材料，并且使用第一粉末混合物制造成为多组分陶瓷，其中氧化铝（Al 2 O 3 ）与除氧化铝（Al 2 O 3 ）或第二粉状混合物成为陶瓷复合体，其中除氧化铝（Al 2 O 3 ）之外的陶瓷组分分散在氧化铝（Al 2 O 3 ），具有（1）5-34mm硬度特性和（2）≥5cm挤出特性的特征。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2004300026A Alumina-based porous ceramic and method of manufacturing the same 有权
公开(公告)号：JP2004300026A
公开(公告)日：2004-10-28
申请号：JP2004082041
申请日：2004-03-22
申请人： National Institute Of Advanced Industrial & Technology , 独立行政法人産業技術総合研究所
发明人： NAGAOKA TAKAAKI , TSUGOSHI TAKATOSHI , HOTTA YUJI , WATARI KOJI
IPC分类号： C04B38/00 , C04B35/10
摘要： PROBLEM TO BE SOLVED: To provide an alumina-based porous ceramic having excellent formed body strength attained without using an additive such as an organic binder, porosity adjusted in a range of ≥5% after firing without using an additive such as a combustible pore forming agent and small load on environment and manufactured by a simplified manufacturing process at a low cost and a method of manufacturing the same. SOLUTION: The method of manufacturing the alumina-based porous ceramic having ≥5% opened porosity and at least one peak in the pore distribution ranging from 0.01 μm to 20 μm is performed by kneading alumina-based ceramic raw material powder with water, forming into a shape, drying and firing. The alumina-based porous ceramic manufactured by the method and having the opened porosity adjusted in a range of ≥5% by the quantity of water to be added and at least one peak of the pore distribution ranging from 0.01 μm to 20 μm is provided. COPYRIGHT: (C)2005,JPO&NCIPI

7. 发明专利

JP2004131377A Hexaaluminate porous ceramics and its producing method 有权
公开(公告)号：JP2004131377A
公开(公告)日：2004-04-30
申请号：JP2003327239
申请日：2003-09-19
申请人： National Institute Of Advanced Industrial & Technology , 独立行政法人産業技術総合研究所
发明人： NAGAOKA TAKAAKI , YASUOKA MASAKI , TSUGOSHI TAKATOSHI , WATARI KOJI
IPC分类号： B01D39/00 , B01D39/20 , C04B35/44 , C04B38/00
摘要： PROBLEM TO BE SOLVED: To provide a method of producing a hexaaluminate porous ceramic, by which a formed body having excellent strength can be obtained without using an additive such as an organic binder and the porosity can be controlled within a prescribed range of ≥5 % after firing without using an additive such as a flammable pore forming agent, which is low in environmental loading, and in which the producing process is simple; and to provide an inexpensive hexaaluminate porous ceramic.
SOLUTION: The hexaaluminate porous ceramic is produced by kneading a mixed powder consisting of a hydraulic aluminate powder, an aluminum oxide powder and/or an aluminum oxide hydrate powder together with water, then forming, drying and firing. The open porosity of the porous ceramic is controlled within a prescribed range of ≥5 %.
COPYRIGHT: (C)2004,JPO

8. 发明专利

JP2009234822A Inorganic powder molding and method of manufacturing the same, inorganic powder sintered compact and method of manufacturing the same 有权
标题翻译：无机粉末成型及其制造方法，无机粉末烧结及其制造方法
公开(公告)号：JP2009234822A
公开(公告)日：2009-10-15
申请号：JP2008080304
申请日：2008-03-26
申请人： National Institute Of Advanced Industrial & Technology , 独立行政法人産業技術総合研究所
发明人： HOTTA YUJI , SATO KATSUYA , SATO KIMIYASU , NAGAOKA TAKAAKI , WATARI KOJI
IPC分类号： C04B35/622 , B28B3/20
摘要： PROBLEM TO BE SOLVED: To provide a high density inorganic powder molding having remarkably small warpage and distortion with uniform thickness. SOLUTION: The inorganic powder molding contains inorganic powder, a surface modifier, a molding aid and a solvent and is obtained by removing at least one part of a liquid component from slurry in which the surface of a part of the inorganic powder is covered with the surface modifier to form clay paste and molding the clay paste. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供具有显着小的翘曲和变形的厚度均匀的高密度无机粉末成型体。解决方案：无机粉末成型体含有无机粉末，表面改性剂，成型助剂和溶剂，通过从无机粉末的一部分的表面的浆料中除去至少一部分液体成分而得到用表面改性剂覆盖形成粘土糊和模压粘土。版权所有（C）2010，JPO＆INPIT

9. 发明专利

JP2006151709A Ceramic formed body and method of producing the same 有权
标题翻译：陶瓷成型体及其制造方法
公开(公告)号：JP2006151709A
公开(公告)日：2006-06-15
申请号：JP2004341245
申请日：2004-11-25
申请人： National Institute Of Advanced Industrial & Technology , Ngk Insulators Ltd , 日本碍子株式会社 , 独立行政法人産業技術総合研究所
发明人： SATO KIMIYASU , HOTTA YUJI , NAGAOKA TAKAAKI , WATARI KOJI , ASAI MICHIHIRO
IPC分类号： C04B35/632 , C01B33/12
摘要： PROBLEM TO BE SOLVED: To provide a method of producing an inorganic material formed body by which the formed body having small defects, high mechanical strength and excellent quality is produced under a mild condition where firing at a high temperature such as ≤500°C is needless without adding a large quantity of an organic material while securing excellent formability and shape holding property after forming. SOLUTION: In the method of producing the inorganic material formed body, the inorganic material formed body is obtained by using a stimulation-responsive inorganic material particle constituted so that an organic atomic group is incorporated in an inorganic material particle and a modifying atomic group having a functional group (stimulation-responsive functional group) causing bonding reaction with other functional groups by responding to external simulation is chemically modified as a raw material, forming a mixture containing the stimulation-responsive inorganic material particle into a prescribed shape to obtain a green body precursor and giving the external stimulation to the green body precursor to form a cross-linking atomic group to bond the inorganic material particles with each other by using the bonding reaction between the stimulation-responsive functional group and other functional groups. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：提供一种无机材料成形体的制造方法，其中在温度为500℃以上的高温烧成的温和条件下，产生缺陷小，机械强度高，品质优良的成型体在不添加大量有机材料的同时，在确保成形性和形成后的形状保持性能的同时，不需要℃。解决方案：在无机材料成形体的制造方法中，无机材料成形体是通过使用刺激响应性无机材料颗粒而获得的，所述刺激响应性无机材料颗粒被构造成使有机原子团结合在无机材料颗粒中和改性原子通过对外部模拟进行响应而具有引起与其他官能团的结合反应的官能团（刺激响应性官能团）的基团化学改性为原料，将含有刺激响应性无机材料粒子的混合物形成规定形状，得到生坯体前体，并对生坯体前体进行外部刺激，形成交联原子团，通过使用刺激响应性官能团与其它官能团的结合反应使无机物质粒子彼此结合。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2005298227A Method of manufacturing ceramic structure and ceramic structure 有权
标题翻译：制造陶瓷结构和陶瓷结构的方法
公开(公告)号：JP2005298227A
公开(公告)日：2005-10-27
申请号：JP2004112121
申请日：2004-04-06
申请人： National Institute Of Advanced Industrial & Technology , 独立行政法人産業技術総合研究所
发明人： NAGAOKA TAKAAKI , HOTTA YUJI , TSUGOSHI TAKATOSHI , WATARI KOJI
IPC分类号： C04B35/622 , C04B35/10 , C04B35/63
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a ceramic structure by which a cost is lowered by simplifying a forming process, environmental load is reduced and the quality of the ceramic structure is made high and the ceramic structure. SOLUTION: A material containing at least 1 mass% hydraulic alumina powder forming a hydrate by hydration reaction is used as ceramic raw material powder and further, as the ceramic raw material powder in addition of the hydraulic property alumina powder, a 1st powdery mixture to become a multicomponent ceramic in which aluminum oxide (Al 2 O 3 ) is bonded with a ceramic component except aluminum oxide (Al 2 O 3 ) after fired or a 2nd powdery mixture to become a ceramic composite in which the ceramic component except aluminum oxide (Al 2 O 3 ) is dispersed in the aluminum oxide (Al 2 O 3 ) after firing is performed . COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种通过简化成形工艺来降低成本的陶瓷结构体的制造方法，降低了环境负荷，并且陶瓷结构的质量和陶瓷结构。解决方案：将含有至少1质量％的通过水合反应形成水合物的水硬性氧化铝粉末的材料用作陶瓷原料粉末，此外，作为除了水硬性氧化铝粉末之外的陶瓷原料粉末，使用第一粉末混合物成为其中氧化铝（Al 2 O 3 ）与除了氧化铝之外的陶瓷组分（Al 2 O）的多组分陶瓷烧结后的第二粉末混合物成为陶瓷复合体，其中除了氧化铝（Al 2 3 ）之外的陶瓷组分是在烧成后分散在氧化铝（Al 2 SB 3 O 3）中。版权所有（C）2006，JPO＆NCIPI

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