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1. 发明专利

JP2010254545A Silicon nitride-based composite ceramic and method for producing the same 有权
标题翻译：基于氮化硅的复合陶瓷及其制造方法
公开(公告)号：JP2010254545A
公开(公告)日：2010-11-11
申请号：JP2009248179
申请日：2009-10-28
申请人： Mitsui Mining & Smelting Co Ltd , National Institute Of Advanced Industrial Science & Technology , 三井金属鉱業株式会社 , 独立行政法人産業技術総合研究所
发明人： IZUTSU YASUHISA , KITA HIDENORI , HIUGA HIDEKI , KONDO NAOKI
IPC分类号： C04B35/584
CPC分类号： C04B35/584 , B82Y30/00 , C04B2235/3206 , C04B2235/3217 , C04B2235/3224 , C04B2235/3225 , C04B2235/3232 , C04B2235/3418 , C04B2235/3427 , C04B2235/386 , C04B2235/3865 , C04B2235/3873 , C04B2235/5454 , C04B2235/663 , C04B2235/72 , C04B2235/80 , C04B2235/85 , C04B2235/96 , C04B2235/9607
摘要： PROBLEM TO BE SOLVED: To provide a silicon nitride-based composite ceramic which has high strength and also has excellent thermal shock resistance. SOLUTION: The composite ceramic comprises a silicon nitride-based ceramic as a matrix phase and, combined therewith, boron nitride as a dispersed phase, the proportion of the boron nitride being 2.5 to 10 vol.%. When the four-point bending strength as measured at 25°C in accordance with JIS R1601 is expressed by σ i and the four-point bending strength as measured after a thermal shock is applied thereto by quenching from 800°C or higher through dropping into 25°C water by the dropping-into-water method according to JIS R1615 is expressed by σ f , then the value of σ i is 400 MPa or higher and the ratio of σ f /σ i is 0.85 or higher. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有高强度并且还具有优异耐热冲击性的氮化硅基复合陶瓷。＆lt; P＆gt;解决方案：复合陶瓷包括基于氮化硅的陶瓷作为基质相，并且与其组合为分散相的氮化硼，氮化硼的比例为2.5至10体积％。当根据JIS R1601在25℃下测定的四点弯曲强度由σ i 表示时，热冲击后测定的四点弯曲强度由800℃淬火 ℃以上，通过按照JIS R1615的滴入水法滴入25℃的水中，σ f 表示，σ i 的值为 400MPa以上，σ i 的比值为0.85以上。版权所有（C）2011，JPO＆INPIT

2. 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

3. 发明专利

JP2011038072A Porous article and method for producing the same 有权
标题翻译：多孔制品及其制造方法
公开(公告)号：JP2011038072A
公开(公告)日：2011-02-24
申请号：JP2010048110
申请日：2010-03-04
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： FUKUSHIMA MANABU , YOSHIZAWA YUICHI , HIUGA HIDEKI
IPC分类号： C08J9/28
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a porous article with high porosity, free of coarse defect, independent of the type of starting raw materials, compatibilizing both technologies of controlling pore diameters of not less than 10 μm and increasing porosity by a molding method of using powder or granule as raw materials without necessitating complicated operations.
SOLUTION: This method for producing porous articles comprises the steps of: gelling slurry in which a gelatinizable water-soluble polymer and a water-insoluble powder are dispersed; freezing the gelled slurry to generate ice crystals to be utilized as the pore source; then removing ice from the frozen article to give a dry article; and heat treating the dry article, where an electrolyte or a particle excellent in thermal conduction is added to the slurry as an ice-crystal coarsening controller to reduce defects of 300 μm or larger derived from coarsening of ice crystals.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决问题的方案为了提供一种无需粗略缺陷的高孔隙率的多孔物品的制造方法，与起始原料类型无关，可以使控制孔径不小于10μm的两种技术相互兼容并增加通过使用粉末或颗粒作为原料的成型方法，而不需要复杂的操作。解决方案：用于制造多孔制品的方法包括以下步骤：将可凝胶化的水溶性聚合物和水不溶性粉末分散在其中的胶浆; 冻结凝胶浆以产生用作孔源的冰晶; 然后从冷冻物品中除去冰以产生干燥物品; 对作为冰晶粗化控制装置的浆料中添加有导热性优异的电解质或者粒子的干燥物进行热处理，以减少由于冰晶粗化而导致的300μm以上的缺陷。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2010285314A Optical part holding member and production method thereof 有权
标题翻译：光学部件保持成员及其生产方法
公开(公告)号：JP2010285314A
公开(公告)日：2010-12-24
申请号：JP2009140331
申请日：2009-06-11
申请人： Fujifilm Corp , National Institute Of Advanced Industrial Science & Technology , 富士フイルム株式会社 , 独立行政法人産業技術総合研究所
发明人： TAKI IKUO , HIUGA HIDEKI , KITA HIDENORI , TANAKA YASUNORI
IPC分类号： C04B35/584 , C04B35/591 , G02B7/02
CPC分类号： G02B13/001 , G02B7/02
摘要： PROBLEM TO BE SOLVED: To provide an optical part holding member made of ceramic which has effective air permeability to prevent dew condensation, and to provide a production method thereof. SOLUTION: The optical part holding member is composed of a silicon nitride ceramic-based composite material to hold an optical part produced through a process of nitriding by reacting silicon with nitrogen. By using the silicon nitride ceramic-based composite material containing silicon carbide and an iron compound, the airflow volume of 50 mL or more per minute is achieved in an effective airflow area of 1.5 cm 2 when air pressure is added with a pressure difference of 0.4 MPa between both surfaces of a sample of the silicon nitride ceramic-based composite material having 1 mm thickness, and the optical part holding member having effective air permeability to prevent dew condensation is obtained. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供一种具有透气性的陶瓷制的光学部件保持部件以防止结露，并提供其制造方法。解决方案：光学部件保持部件由氮化硅陶瓷基复合材料构成，以保持通过使硅与氮反应而通过氮化处理而制造的光学部件。通过使用含有碳化硅和铁化合物的氮化硅陶瓷基复合材料，当气压为空气压力为1.5cm 2 时，达到每分钟50mL以上的气流量在具有1mm厚度的氮化硅陶瓷基复合材料的样品的两个表面之间加入0.4MPa的压力差，并且获得具有有效透气性以防止结露的光学部件保持构件。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2010264598A Mold, method of manufacturing the same, complicate-shaped hollow ceramic product and method of manufacturing the same product 有权
标题翻译：模具，其制造方法，合成型中空陶瓷产品及其制造方法
公开(公告)号：JP2010264598A
公开(公告)日：2010-11-25
申请号：JP2009115341
申请日：2009-05-12
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： KITA HIDENORI , KONDO NAOKI , HIUGA HIDEKI
IPC分类号： B28B1/26 , C04B35/64 , C04B38/00
摘要： PROBLEM TO BE SOLVED: To provide a mold capable of integrally being burned with a product and forming a thin and complicate-shaped product. SOLUTION: The mold includes heat resistance, is capable of being fired while hosing a molding to finally become the product and is structured by laminating a plurality of segment plates in the laminating direction. Each segment plate includes a through-hole and when each segment is laminated, the through-holes communicate with each other to form a molding space housing the molding. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供能够与产品一体燃烧并形成薄且复杂形状的产品的模具。解决方案：模具包括耐热性，能够在模制成型的同时进行烧结以最终成为产品，并且通过在层叠方向上层叠多个分段板而构成。每个分段板包括通孔，并且当每个部分被层压时，通孔彼此连通以形成容纳模制件的模制空间。版权所有（C）2011，JPO＆INPIT

6. 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

7. 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

8. 发明专利

JP2010286662A Optical part holding member and production method thereof 有权
标题翻译：光学部件保持成员及其生产方法
公开(公告)号：JP2010286662A
公开(公告)日：2010-12-24
申请号：JP2009140333
申请日：2009-06-11
申请人： Fujifilm Corp , National Institute Of Advanced Industrial Science & Technology , 富士フイルム株式会社 , 独立行政法人産業技術総合研究所
发明人： TAKI IKUO , HIUGA HIDEKI , KITA HIDENORI , TANAKA YASUNORI
IPC分类号： G02B7/02 , C04B35/584 , C04B35/591
CPC分类号： G02B13/0015
摘要： PROBLEM TO BE SOLVED: To provide a ceramic optical part holding member in which a dimensional change of a sintered body after being subjected to degreasing and sintering processes is small over dimensions of a mold, and a production method thereof. SOLUTION: A lens holder 10 for holding an optical part is made of a silicon nitride ceramic base composite material produced through a process in which silicon and nitrogen are caused to react with each other for nitriding. The silicon nitride ceramic base composite material contains silicon carbide and an iron compound. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种陶瓷光学部件保持构件及其制造方法，其中经过脱脂和烧结工艺之后的烧结体的尺寸变化小于模具的尺寸。解决方案：用于保持光学部件的透镜保持器10由通过使硅和氮彼此反应以进行氮化的方法制造的氮化硅陶瓷基复合材料制成。氮化硅陶瓷基复合材料含有碳化硅和铁化合物。版权所有（C）2011，JPO＆INPIT

9. 发明专利

JP2010235421A Method for manufacturing silicon nitride filter, and silicon nitride filter 有权
标题翻译：硅酸盐过滤器和氮化硅过滤器的制造方法
公开(公告)号：JP2010235421A
公开(公告)日：2010-10-21
申请号：JP2009087898
申请日：2009-03-31
申请人： Kubota Corp , National Institute Of Advanced Industrial Science & Technology , 株式会社クボタ , 独立行政法人産業技術総合研究所
发明人： HIUGA HIDEKI , KITA HIDENORI , KONDO NAOKI , SUGAI ATSUSHI , TSUCHIDA JIRO , OKANO HIROAKI
IPC分类号： C04B35/591 , B01D39/20 , C04B38/06 , F01N3/02 , F01N3/10 , F01N3/28
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a silicon nitride filter allowing a firing reaction in a shorter time and even at a lower temperature, and to provide a silicon nitride filter. SOLUTION: This method of manufacturing the silicon nitride filter is such that: a raw material containing silicon as a main component and a raw material containing a pore forming agent are mixed according to a predetermined formulation and molded; and thereafter, the molded article is reaction-sintered in nitrogen atmosphere, where a zirconium-containing raw material is mixed in the material and a first stage firing in nitrogen atmosphere is performed for the nitriding reaction and a second stage firing is performed at a temperature higher than that in the first stage firing for sintering reaction. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造氮化硅过滤器的方法，该方法允许在较短时间甚至较低温度下进行焙烧反应，并提供氮化硅过滤器。解决方案：制造氮化硅过滤器的方法是：以硅为主要成分的原料和含有成孔剂的原料根据预定配方混合并成型; 然后，在氮气气氛中将该成形品进行反应烧结，在氮气气氛中，在该材料中混合含锆原料，在氮气气氛中进行第一阶段的烧成，进行氮化反应，第二阶段在温度高于第一阶段焙烧烧结反应。版权所有（C）2011，JPO＆INPIT

10. 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

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