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    • 15. 发明专利
    • Method for manufacturing thermoelectric conversion element
    • 制造热电转换元件的方法
    • JP2013149997A
    • 2013-08-01
    • JP2013047999
    • 2013-03-11
    • Toyota Motor Corpトヨタ自動車株式会社
    • MURAI TATEYAKITA TAKUSHI
    • H01L35/16H01L35/14H01L35/34
    • H01L35/34H01L35/16
    • PROBLEM TO BE SOLVED: To provide a method for manufacturing a thermoelectric conversion element in which heat conductivity is sufficiently reduced and characteristics are significantly improved.SOLUTION: A method for manufacturing a thermoelectric conversion element, includes: mixing slurry of ceramic particles with salt of chemical elements constituting two or more types of thermoelectric conversion materials to prepare a dispersion liquid; then depositing the elements constituting the thermoelectric conversion materials on the ceramic particles in the dispersion liquid, and cleaning and heating the elements; and then sintering the elements. In the method, the slurry of the ceramic particles, a solution containing the salt of the elements constituting the two or more types of thermoelectric conversion materials, and a solution containing a reductant agent are simultaneously mixed to deposit the elements constituting the thermoelectric conversion materials on the ceramic particles.
    • 要解决的问题:提供一种热传导性充分降低且特性明显提高的热电转换元件的制造方法。解决方案:一种制造热电转换元件的方法,包括:将陶瓷粒子的浆料与化学盐 构成两种或更多种类型的热电转换材料的元件以制备分散液; 然后将构成热电转换材料的元素沉积在分散液中的陶瓷颗粒上,并清洗和加热元件; 然后烧结元件。 在该方法中,同时混合陶瓷颗粒的浆料,含有构成两种或更多种类型的热电转换材料的元素的盐的溶液和含有还原剂的溶液,将构成热电转换材料的元素沉积在 陶瓷颗粒。
    • 16. 发明专利
    • Nano-composite thermoelectric material and production method therefor
    • 纳米复合材料的热电材料及其制备方法
    • JP2012244001A
    • 2012-12-10
    • JP2011113730
    • 2011-05-20
    • Toyota Motor Corpトヨタ自動車株式会社
    • WATANABE MASAKIKITA TAKUSHI
    • H01L35/14H01L35/34
    • PROBLEM TO BE SOLVED: To provide a thermoelectric material which may give a low thermal conductivity by using an Mg-Si based material that exists in large amounts on the earth without requiring heat treatment, i.e. heating at a temperature equal to or higher than 650°C, and to provide a production method of the thermoelectric material.SOLUTION: There is provided a nano-composite thermoelectric material produced by dispersing nano-particles of a thermoelectric material consisting of MgSi into a base material consisting of amorphous silicon. The proportion indicated by the atomic ratio of each element in the entire material is defined by 0.474≤y/(x+y)≤0.545 in the formula of MgSi. There is also provided a production method of the thermoelectric material.
    • 要解决的问题:为了提供可以通过使用大量存在于地球上而不需要热处理的Mg-Si基材料,即在等于或等于更高的温度下加热而可以产生低热导率的热电材料 并且提供热电材料的制造方法。 解决方案:提供了一种纳米复合热电材料,其通过将由Mg 2 Si组成的热电材料的纳米颗粒分散在由非晶硅组成的基体材料中。 在整个材料中每个元素的原子比表示的比例由下式定义为:0.474≤y/(x + y)≤0.545在Mg x Si ý。 还提供了一种热电材料的制造方法。 版权所有(C)2013,JPO&INPIT
    • 17. 发明专利
    • Manufacturing method of thermoelectric conversion material
    • 热电转换材料的制造方法
    • JP2012023201A
    • 2012-02-02
    • JP2010159824
    • 2010-07-14
    • Toyota Motor Corpトヨタ自動車株式会社
    • MURAI TATEYAKITA TAKUSHITSUNO HIROSHI
    • H01L35/34B22F1/00B22F3/10B22F3/14B22F9/24H01L35/16
    • PROBLEM TO BE SOLVED: To provide a manufacturing method of a thermoelectric conversion material by sintering, in which alloying is enabled without requiring long-time hydrothermal synthesis.SOLUTION: A manufacturing method of a thermoelectric conversion material, comprising the steps of: reducing a plurality of kinds of metal compounds, which are alloy components of the thermoelectric conversion material, in a liquid phase to synthesize a mixture of material metal powder; and sintering and alloying the obtained mixture of material metal powder. In the manufacturing method: 1) a sintering temperature and a sintering period in which the alloy component having the highest vapor pressure out of the alloy components does not evaporate are obtained from a preliminary experiment; 2) diffusion lengths of the alloy components at the obtained sintering temperature and in the obtained sintering period are obtained from the preliminary experiment; 3) the material metal powder having a particle diameter which does not exceed the obtained diffusion lengths is used; and 4) the sintering and alloying are performed at the obtained sintering temperature and in the obtained sintering period.
    • 要解决的问题:通过烧结提供热电转换材料的制造方法,其中可以进行合金化而不需要长时间的水热合成。 解决方案:一种热电转换材料的制造方法,包括以下步骤:将多种作为热电转换材料的合金成分的金属化合物在液相中还原,合成材料金属粉末 ; 并对所得材料金属粉末的混合物进行烧结和合金化。 在制造方法中:1)从初步实验得到烧结温度和烧结时间,其中合金成分中蒸汽压最高的合金成分不蒸发; 2)从初步实验得到所得烧结温度和所得烧结时间的合金成分的扩散长度; 3)使用粒径不超过所得扩散长度的材料金属粉末; 4)烧结和合金化在所得的烧结温度和所得的烧结时间内进行。 版权所有(C)2012,JPO&INPIT
    • 18. 发明专利
    • Nano-composite thermoelectric conversion material, and method of manufacturing the same
    • 纳米复合材料热电转换材料及其制造方法
    • JP2011003741A
    • 2011-01-06
    • JP2009145742
    • 2009-06-18
    • Toyota Motor Corpトヨタ自動車株式会社
    • MURAI TATEYAKITA TAKUSHI
    • H01L35/34B22F3/14B22F9/00B22F9/24H01L35/14
    • B22F9/24B22F2998/10C22C1/0491C22C32/0015H01L35/16H01L35/26H01L35/34Y10S977/779Y10T428/29B22F1/0022B22F1/0085
    • PROBLEM TO BE SOLVED: To provide a nano-composite thermoelectric conversion material improved in thermoelectric conversion performance by dispersing nano-sized phonon scattering particles into a thermoelectric conversion material matrix to remarkably reduce thermal conductivity, and to provide a method of manufacturing the same.SOLUTION: The method of manufacturing the nano-composite thermoelectric conversion material includes: a first step of preparing a solution containing salts of a plurality of kinds of first elements constituting a thermoelectric conversion material and a salt of a second element having low oxidation-reduction potential relative to those of the first elements; a second step of forming a matrix precursor of the thermoelectric conversion material by adding a reductant in the solution to deposit the first elements; a third step of forming slurry containing the first elements and the second element by further adding the reductant in the solution to deposit the second element in the matrix precursor; and a fourth step of forming a matrix formed of the thermoelectric conversion material by alloying the plurality of kinds of first elements by filtering/cleaning the slurry and thereafter heat-treating the slurry, and the nano-sized phonon-scattering particles dispersed in the matrix and using the second element as a constituent element.
    • 要解决的问题:为了提供通过将纳米尺寸的声子散射颗粒分散到热电转换材料基质中以显着降低热导率而提供热电转换性能提高的纳米复合热电转换材料,并提供其制造方法。 制造纳米复合热电转换材料的方法包括:制备含有构成热电转换材料的多种第一元素和具有低氧化还原电位的第二元素的盐的溶液的溶液的第一步骤 对那些第一要素; 通过在溶液中加入还原剂以沉积第一元素来形成热电转换材料的基质前体的第二步骤; 通过在所述溶液中进一步添加所述还原剂以将所述第二元素沉积在所述基质前体中,形成含有所述第一元素和所述第二元素的浆料的第三步骤; 以及第四步骤,通过过滤/清洗浆料合成多种第一元素,然后对浆料进行热处理,分散在基质中的纳米尺寸的声子散射粒子形成由热电转换材料形成的基体 并使用第二元素作为构成要素。
    • 19. 发明专利
    • Method of designing instruction set for constructing combination library of material, and use of the same
    • 设计材料组合图书馆指导设计方法及其使用方法
    • JP2010191546A
    • 2010-09-02
    • JP2009033230
    • 2009-02-16
    • Toyota Motor Corpトヨタ自動車株式会社
    • WATANABE MASAKIKITA TAKUSHI
    • G06F17/50
    • PROBLEM TO BE SOLVED: To provide a design method for an instruction set for constructing a combination library of material where cells are used with high efficiency. SOLUTION: The method of designing an instruction set for constructing a combination library of material is provided. In the library, a substrate is divided into a plurality of areas and input for arranging the library to the substrate when constructing the library of the material including a plurality of components. The method includes: (1) a step wherein a computer prescribes components constituting the library; (2) a step wherein a triangular figure representing a composition range covered by the library on a composition diagram is given; (3) a step of converting the defined triangular area into a point set; (4) a step wherein the cells of the library and points defined in (3) are associated and allocated; and (5) a step of defining an inclination of an accumulation amount of three components supplied to each cell of the library, and deciding the amount of the component to be supplied to each cell in each component. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供用于构建以高效率使用单元的材料的组合库的指令集的设计方法。

      解决方案:提供了一种用于构建材料组合库的指令集的设计方法。 在库中,当构建包括多个部件的材料库时,将基板分成多个区域并输入用于将库布置到基板。 该方法包括:(1)一个步骤,其中计算机规定构成图书馆的组件; (2)给出了在组合图上表示由图书馆覆盖的构图范围的三角形图形的步骤; (3)将所定义的三角形区域转换成点集的步骤; (4)一个步骤,其中所述文库的单元和(3)中定义的点相关联并分配; 以及(5)定义提供给库的每个单元的三个分量的累积量的倾斜度的步骤,以及确定要提供给每个单元中的每个单元的分量的量。 版权所有(C)2010,JPO&INPIT