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1. 发明专利

JP2013049595A Method for producing silicon nitride sintered compact 有权
标题翻译：生产氮化硅烧结的方法
公开(公告)号：JP2013049595A
公开(公告)日：2013-03-14
申请号：JP2011187883
申请日：2011-08-30
申请人： National Institute Of Advanced Industrial Science & Technology , 独立行政法人産業技術総合研究所
发明人： HIUGA HIDEKI , KITA HIDENORI , SHU YU , HIRAO KIYOSHI
IPC分类号： C04B35/591
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a silicon nitride sintered compact capable of obtaining a silicon nitride sintered compact more quickly without restricting the kind of a sintering aid.SOLUTION: This method for producing a silicon nitride sintered compact includes steps for: (1) preparing a raw material containing silicon particles and a component having a reducing action and a nitriding promoting action; (2) changing silicon in the raw material into silicon nitride under an environment including nitrogen gas; and (3) sintering the silicon nitride at a temperature of 1,600-1,950°C under the environment including nitrogen gas.
摘要翻译：要解决的问题：提供一种能够更快地获得氮化硅烧结体的氮化硅烧结体的制造方法，而不限制烧结助剂的种类。解决方案：这种制造氮化硅烧结体的方法包括以下步骤：（1）制备含有硅颗粒的原料和具有还原作用和氮化促进作用的组分; （2）在包括氮气的环境下将原料中的硅变成氮化硅; 和（3）在包括氮气的环境下在1600-1,950℃的温度下烧结氮化硅。版权所有（C）2013，JPO＆INPIT

2. 发明专利

JP2011025313A Method and apparatus for joining material using electromagnetic wave irradiation 有权
标题翻译：使用电磁波辐射加工材料的方法和装置
公开(公告)号：JP2011025313A
公开(公告)日：2011-02-10
申请号：JP2010143427
申请日：2010-06-24
申请人： National Institute Of Advanced Industrial Science & Technology , 独立行政法人産業技術総合研究所
发明人： HIRAO KIYOSHI , KONDO NAOKI , HIUGA HIDEKI , KITA HIDENORI
IPC分类号： B23K20/00 , C04B37/00 , H05B6/74
摘要： PROBLEM TO BE SOLVED: To highly efficiently join material with saved energy in a short period of time even when the material has complicated shape utilizing local heating of a jointing part of the material by electromagnetic wave irradiation.
SOLUTION: There is disclosed a method in which a self-heat generating material having electromagnetic wave absorbing properties higher than that of the material to be joined is arranged in the vicinity of a joining face and heating is performed by the self-heat generating material. In the method, the self-heat generating material is in an aggregating state of particulates or lumpy bodies of a solid phase depending on its arrangement, and has fluidity as the whole of the aggregating state.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：即使当材料具有复杂的形状时，即使通过电磁波照射对材料的接合部分进行局部加热，也能够在短时间内高效地接合节省能量的材料。解决方案：公开了一种方法，其中具有比被接合材料高的电磁波吸收特性的自发热材料布置在接合面附近并且通过自热进行加热生成材料。在该方法中，根据其结构，自发热材料处于固相的微粒或块状体的聚集状态，并且作为聚集状态的整体具有流动性。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2010195648A Ceramic mold 审中-公开
标题翻译：陶瓷模具
公开(公告)号：JP2010195648A
公开(公告)日：2010-09-09
申请号：JP2009044341
申请日：2009-02-26
申请人： National Institute Of Advanced Industrial Science & Technology , 独立行政法人産業技術総合研究所
发明人： KONDO NAOKI , KITA HIDENORI , HIRAO KIYOSHI , HIUGA HIDEKI
IPC分类号： C04B35/46 , B28B7/34 , C04B38/00
摘要： PROBLEM TO BE SOLVED: To provide a ceramic mold capable of using for a firing process in the state of holding a formed body, suppressing energy loss in firing and efficiently manufacturing a ceramic product. SOLUTION: The ceramic mold 110 has a porosity of 5-30% and contains aluminum titanate of 50 wt.% or more to the total weight. Moreover, it contains alumina particles. The alumina particles are contained at maximum 30 wt.% to the ceramic mold. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：待解决的问题：提供一种能够在保持成形体的状态下用于烧制工艺的陶瓷模具，抑制烧制中的能量损失并有效地制造陶瓷制品。解决方案：陶瓷模具110的孔隙率为5-30％，并且含有总重量为50重量％以上的钛酸铝。此外，它含有氧化铝颗粒。氧化铝颗粒最多含有30重量％的陶瓷模具。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2012246165A Method and apparatus for producing fine silicon carbide powder 有权
标题翻译：用于生产精细碳化硅粉末的方法和装置
公开(公告)号：JP2012246165A
公开(公告)日：2012-12-13
申请号：JP2011118183
申请日：2011-05-26
申请人： National Institute Of Advanced Industrial Science & Technology , 独立行政法人産業技術総合研究所
发明人： HIRAO KIYOSHI , KONDO NAOKI , HIUGA HIDEKI , SHU YU
IPC分类号： C01B31/36
CPC分类号： Y02P20/124
摘要： PROBLEM TO BE SOLVED: To provide a method for producing high purity, high quality fine silicon carbide powder efficiently in a short time while saving energy, which is developed to solve a problem in the synthesis of silicon carbide using electromagnetic wave-irradiation, makes a reaction occur uniformly over an entire charged raw material, and is easy to control and administrate the temperature of the reaction; and an apparatus for the method.SOLUTION: In the method for producing silicon carbide powder by the carbothermal reduction of silica with the use of electromagnetic wave-irradiation, the raw material 4 containing a silica source and a carbon source, after being packed in a heat resistant reactor 5 which has a byproduct gas vent hole 14 and in which a self heating material 13 is arranged in the peripheral part and a heat resistant porous insulating material 6 is arranged around the self heating material 13, is irradiated with electromagnetic waves, so that the raw material 4 is heated in a non-oxidative atmosphere through the self heating material 13 to obtain the fine silicon carbide powder.
摘要翻译：要解决的问题：提供一种在短时间内有效地生产高纯度，高质量的细小碳化硅粉末的方法，同时节省能量，这是为了解决使用电磁波照射的碳化硅合成问题而开发的使整个充电原料均匀地发生反应，容易控制和控制反应温度; 以及该方法的装置。解决方案：在通过使用电磁波照射通过二氧化硅的碳热还原制造碳化硅粉末的方法中，将含有二氧化硅源和碳源的原料4在包装在耐热反应器5中其具有副产物气体通气孔14，其中在周边部分布置自热材料13，并且在自热材料13周围布置耐热多孔绝缘材料6，照射电磁波，使得原料 4在非氧化性气氛中通过自身加热材料13加热，得到细小的碳化硅粉末。版权所有（C）2013，JPO＆INPIT

5. 发明专利

JP2010195647A Mold made from ceramic 审中-公开
标题翻译：从陶瓷制成的模具
公开(公告)号：JP2010195647A
公开(公告)日：2010-09-09
申请号：JP2009044340
申请日：2009-02-26
申请人： National Institute Of Advanced Industrial Science & Technology , 独立行政法人産業技術総合研究所
发明人： KONDO NAOKI , KITA HIDENORI , HIRAO KIYOSHI , HIUGA HIDEKI
IPC分类号： C04B35/10 , C04B35/457
摘要： PROBLEM TO BE SOLVED: To provide a mold made from a ceramic capable of being used for a firing process in the state of holding a formed body, suppressing energy loss in firing and being repeatedly usable. SOLUTION: The mold contains alumina and zirconia, and has porosity of 20-50%, an average pore diameter of 10 μm or less and a dimensional change of total length after being held at 1,300°C for 100 hours to that before being held of 3% or less. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种在保持成形体的状态下用于烧制工艺的陶瓷制成的模具，抑制烧制中的能量损失并可重复使用。解决方案：模具包含氧化铝和氧化锆，其孔隙率为20-50％，平均孔径为10μm或更小，并且在1,300℃保持100小时后的总长度的尺寸变化为持有3％以下。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2012062223A Method for mutually jointing two ceramic members, and ceramic members 审中-公开
标题翻译：用于连接两个陶瓷成员和陶瓷成员的方法
公开(公告)号：JP2012062223A
公开(公告)日：2012-03-29
申请号：JP2010208121
申请日：2010-09-16
申请人： National Institute Of Advanced Industrial Science & Technology , 独立行政法人産業技術総合研究所
发明人： KONDO NAOKI , HIRAO KIYOSHI , KITA HIDENORI , HIUGA HIDEKI , HOTTA MIKINORI
IPC分类号： C04B37/00
摘要： PROBLEM TO BE SOLVED: To provide a method for jointing ceramic members, which can provide good adhesivity.SOLUTION: The method includes a step of preparing first and second ceramic green bodies, a step of installing an additive substance on one surface of the first ceramic green body, wherein the additive substance contains a second inorganic substance which forms a liquid phase with an inorganic substance main component contained in the first ceramic green body at a temperature a first temperature or higher, a step of firing the first and second ceramic green bodies to form first and second ceramic members, and a step of arranging the first and second ceramic members so that the one surface of the first ceramic member contacts with one surface of the second ceramic member, and holding the temperature at a second temperature the first temperature or higher.
摘要翻译：要解决的问题：提供一种可以提供良好粘合性的陶瓷构件接合方法。解决方案：该方法包括制备第一和第二陶瓷生坯的步骤，在第一陶瓷生坯的一个表面上安装添加物质的步骤，其中添加剂物质含有形成液相的第二无机物质在第一陶瓷生坯中含有无机物质主成分的温度为第一温度以上，烧成第一陶瓷生坯和第二陶瓷生坯以形成第一陶瓷部件和第二陶瓷部件的工序，以及将第一和第二陶瓷坯体陶瓷构件，使得第一陶瓷构件的一个表面与第二陶瓷构件的一个表面接触，并将温度保持在第一温度以上。版权所有（C）2012，JPO＆INPIT

7. 发明专利

JP2011020889A Reaction sintered silicon nitride ceramic, and method for manufacturing the same 有权
标题翻译：反应烧结氮化硅陶瓷及其制造方法
公开(公告)号：JP2011020889A
公开(公告)日：2011-02-03
申请号：JP2009167024
申请日：2009-07-15
申请人： National Institute Of Advanced Industrial Science & Technology , 独立行政法人産業技術総合研究所
发明人： HIUGA HIDEKI , SHU YU , HIRAO KIYOSHI , KONDO NAOKI , KITA HIDENORI
IPC分类号： C04B35/584 , C04B35/591
摘要： PROBLEM TO BE SOLVED: To provide a silicon nitride ceramic and its material, whose reaction sintering can be completed in the temperature-rising condition when a usual silicon nitride ceramic is sintered, and whose sintering time containing a high-temperature sintering thereafter is equal to the sintering time for conventional silicon nitride ceramics, and have a high performance, even if an inexpensive silicon powder is used as a main raw material as compared with the silicon nitride powder; and to provide a method for manufacturing the ceramic. SOLUTION: In the manufacturing method of the silicon nitride ceramic in which a raw material containing silicon is used, and after the reaction sintering to nitride the silicon in nitrogen, the densification is carried out, a mixed powder in which either or both of a compound containing Eu and a compound containing Ce are added to the silicon as a main raw material as a starting raw material, and after molding, the reaction sintering and the densification by sintering are carried out. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供氮化硅陶瓷及其材料，其烧结可以在通常的氮化硅陶瓷烧结时在升温条件下完成，并且其烧结时间包含其后的高温烧结等于常规氮化硅陶瓷的烧结时间，并且即使使用廉价的硅粉作为主要原料，与氮化硅粉末相比具有高性能; 并提供陶瓷的制造方法。解决方案：在其中使用含硅原料的氮化硅陶瓷的制造方法中，并且在氮气中反应烧结氮化硅之后，进行致密化，其中进行两者之一或两者的混合粉末的含有Eu的化合物和含有Ce的化合物作为起始原料添加到作为主要原料的硅中，并且在模制之后，进行反应烧结和通过烧结的致密化。版权所有（C）2011，JPO＆INPIT

8. 发明专利

JP2012116730A Method for modifying zirconia sintered body, zirconia sintered body modified thereby, and modifying device 有权
标题翻译：修改ZIRCONIA烧结体的方法，ZIRCONIA烧结体修饰方法及其修改装置
公开(公告)号：JP2012116730A
公开(公告)日：2012-06-21
申请号：JP2010270151
申请日：2010-12-03
申请人： National Institute Of Advanced Industrial Science & Technology , 独立行政法人産業技術総合研究所
发明人： HIRAO KIYOSHI , HIUGA HIDEKI , KONDO NAOKI
IPC分类号： C04B41/87
摘要： PROBLEM TO BE SOLVED: To provide a novel energy-saving method for efficiently coloring a zirconia sintered body in a short time by using the heat generated, by electromagnetic wave irradiation, from the zirconia sintered body and carbon as a reducing agent; a zirconia sintered body colored by this method; and a device for coloring a sintered body.SOLUTION: In the method for modifying the surface of the zirconia sintered body by heating it, carbon or a carbon precursor to be carbonized by heating is placed on the surface or in its vicinity of the zirconia sintered body, and then, irradiated with electromagnetic waves to be heated in a non-oxidative atmosphere.
摘要翻译：要解决的问题：通过使用通过电磁波照射产生的热量，从氧化锆烧结体和碳作为还原剂，提供用于在短时间内有效地着色氧化锆烧结体的新型节能方法; 通过该方法着色的氧化锆烧结体; 以及烧结体着色装置。解决方案：在通过加热改性氧化锆烧结体的表面的方法中，通过加热将碳或碳化的碳前体置于氧化锆烧结体的表面或其附近，然后照射电磁波在非氧化性气氛中被加热。版权所有（C）2012，JPO＆INPIT

9. 发明专利

JP2009012994A Low core loss dielectric material for high frequency, method for producing the same, and member thereof 有权
标题翻译：用于高频率的低核心损耗电介质材料及其制造方法及其成员
公开(公告)号：JP2009012994A
公开(公告)日：2009-01-22
申请号：JP2007174664
申请日：2007-07-02
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： MIYAZAKI HIROYUKI , HIRAO KIYOSHI
IPC分类号： C04B35/584 , H01B3/12
摘要： PROBLEM TO BE SOLVED: To provide a low core loss dielectric material having low dielectric loss and high thermal conduction in a high frequency region, to provide a method for producing the same, an to provide a member thereof. SOLUTION: Disclosed is a low loss, dense, dielectric material for high frequency satisfying high thermal conduction and low dielectric loss and composed of a silicon nitride sintered compact essentially consisting of silicon nitride and comprising the group 3a compounds in the periodic table and impurity oxygen, in which the grain boundaries are crystallized, also, dielectric loss in 2 GHz and 3 GHz is ≤2×10 -4 , and thermal conductivity is ≥90 W×m -1 ×K -1 . Also disclosed are a method for producing the same and a member thereof. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供在高频区域具有低介电损耗和高导热性的低磁芯损耗介电材料，以提供其制造方法，以提供其构件。解决方案：公开了一种低损耗，高密度的介电材料，用于高频率满足高导热性和低介电损耗，并由基本由氮化硅组成的氮化硅烧结体组成，并包含周期表中的第3a族化合物和晶界结晶的杂质氧也是2GHz和3GHz的介电损耗≤2×10 -4 ，热导率≥90W×m -1 ×K -1 。还公开了其制造方法及其成分。版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2008156170A Method for manufacturing high-strength macro-porous ceramics and its porous body 有权
标题翻译：制造高强度多孔陶瓷及其多孔体的方法
公开(公告)号：JP2008156170A
公开(公告)日：2008-07-10
申请号：JP2006348246
申请日：2006-12-25
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： FUKUSHIMA MANABU , YOSHIZAWA YUICHI , HIRAO KIYOSHI
IPC分类号： C04B38/00 , B01D39/20 , B01J32/00 , C04B35/10
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing high-strength macro-porous ceramics and its ceramics porous body. SOLUTION: The method for manufacturing a ceramics porous body comprises the steps of: using a hard-to-sinter coarse particle having ≥10 μm particle size as a raw material; dispersing a fine particle having the particle size smaller than that of the coarse particle or an inorganic polymer precursor among coarse particles; and firing the resulting coarse particle. The manufactured ceramics porous body has the strength improved by thickening a neck part, at least 20% porosity and at least 1 μm pore diameter. Porous ceramics being the ceramics porous body has the strength ten times or more as strong as that of a sintered compact, which is obtained by using the coarse particle having ≥10 μm particle size as the raw material and sintering only the coarse particle, and is excellent when subjected to near net shape molding. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造高强度大孔陶瓷及其陶瓷多孔体的方法。＆lt; P＆gt;解决方案：陶瓷多孔体的制造方法包括以下步骤：使用粒径≥10μm的难烧结粗粒子作为原料; 在粗颗粒中分散粒径小于粗颗粒或无机聚合物前体的颗粒的细颗粒; 并焙烧得到的粗颗粒。所制造的陶瓷多孔体通过使颈部变厚，孔隙率至少为20％，孔径至少为1μm，具有改善的强度。作为陶瓷多孔体的多孔陶瓷的强度是通过使用粒径≥10μm的粗粒子作为原料而仅烧结粗粒子而获得的烧结体的强度的十倍以上，并且为当受到近净形状成型时优异。版权所有（C）2008，JPO＆INPIT

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