HIGHLY THERMAL CONDUCTIVE COMPOUND
    17.
    发明申请
    HIGHLY THERMAL CONDUCTIVE COMPOUND 有权
    高导热性化合物

    公开(公告)号:US20100065774A1

    公开(公告)日:2010-03-18

    申请号:US12595279

    申请日:2008-04-07

    Applicant: Koji Hiratsuka

    Inventor: Koji Hiratsuka

    Abstract: The present invention provides a highly thermal conductive compound which has a high thermal conductivity, has a high consistency and a good coating workableness, and is excellent in thermal stability at a high temperature.A highly thermal conductive compound containing (A) 85 to 97% by mass of an inorganic powder filler, (B) 2 to 15% by mass of a base oil, and (C) 0.001 to 10% by mass of a compound represented by Y—(—R2—COO—)n—R1—X (wherein R1 and R2 each is a bivalent hydrocarbon group having a linear or branched chain having 1 to 36 carbon atoms, n is 1 to 15, X and Y each is at least one substituent selected from the group consisting of a carboxyl group and a hydroxyl group or a hydrogen atom, and at least one of X and Y is a carboxyl group or a hydroxyl group; in the case where n is 2 to 15, the moiety of (—R2—COO—)n in the formula (1) may be a copolymer group composed of two or more constitutional units (—R2—COO—) wherein R2 is a bivalent hydrocarbon group different from one another).

    Abstract translation: 本发明提供一种高导热性,高导热性,高稠度,良好的涂布加工性,并且在高温下的热稳定性优异。 一种高导热性化合物,其含有(A)85〜97质量%的无机粉末填料,(B)2〜15质量%的基油,(C)0.001〜10质量% Y - ( - R2-COO-)n-R1-X(其中R1和R2各自为具有1至36个碳原子的直链或支链的二价烃基,n为1至15,X和Y各自为 至少一个选自羧基和羟基或氢原子的取代基,X和Y中的至少一个是羧基或羟基; n为2〜15的情况下, 式(1)中的(-R2-COO-)n可以是由两个以上构成单元(-R2-COO-)构成的共聚物基团,其中R2是彼此不同的二价烃基)。

    GREASE
    18.
    发明申请
    GREASE 审中-公开
    润滑脂

    公开(公告)号:US20100048435A1

    公开(公告)日:2010-02-25

    申请号:US12445746

    申请日:2007-10-16

    Abstract: The present invention provides a grease showing low thermal resistance, which is not significantly deteriorated by a heat cycle, particularly, a grease suitable as a thermally conductive material for heat-generating electronic components.A grease containing one type or at least two types of thermally conductive material powder selected from the group consisting of a thermally conductive material (A), a thermally conductive material (B) and a thermally conductive material (C), wherein the particle size distribution of the thermally conductive material powder measured by a laser diffraction type particle size distribution method, has population peaks in the ranges of from 2.0 to 10 μm, from 1.0 to 1.9 μm and from 0.1 to 0.9 μm, respectively, and the grease contains a base oil having a surface tension of from 25 to 40 dyn/cm at 25° C.

    Abstract translation: 本发明提供了一种显示低热阻的润滑脂,其不会因热循环而显着劣化,特别是适合作为用于发热电子部件的导热材料的润滑脂。 一种含有从由导热材料(A),导热材料(B)和导热材料(C)组成的组中选择的一种或至少两种类型的导热材料粉末的润滑脂,其中粒度分布 通过激光衍射型粒度分布法测量的导热材料粉末的群体峰值分别为2.0至10μm,1.0至1.9μm和0.1至0.9μm,并且润滑脂包含基底 在25℃下具有25至40dyn / cm的表面张力的油

    Process for producing copper nanoparticles
    20.
    发明授权
    Process for producing copper nanoparticles 有权
    生产铜纳米粒子的方法

    公开(公告)号:US07422620B2

    公开(公告)日:2008-09-09

    申请号:US10997220

    申请日:2004-11-23

    Abstract: The present invention provides a process for producing copper nanoparticles, comprising steps of: a) reacting an aqueous solution containing a reductant with an aqueous solution of a copper salt while stirring for 1-8 min, wherein the reductant being one or more selected from a group consisting of hydrazine hydrate, sodium borohydride and sodium hypophosphite; b) adding an apolar organic solution containing the extracting agent and continuing the stirring for 0.5-1.5 hrs, said extracting agent being one or more selected from the group consisting of alkyl dithiocarbonic acid and salts thereof, O,O′-dialkyl dithiophosphoric acid and salts thereof, and dialkylamino dithioformic acid and salts and said apolar organic solution being one selected from the group consisting of benzene, toluene and straight or branched alkanes having 6-12 carbon atoms, wherein the alkyl having 6-20 carbon atoms; and c) post-treating the reaction product to obtain copper nanoparticles.

    Abstract translation: 本发明提供一种生产铜纳米颗粒的方法,包括以下步骤:a)在搅拌1-8分钟的同时使含有还原剂的水溶液与铜盐水溶液反应,其中还原剂是选自以下的一种或多种: 由水合肼,硼氢化钠和次磷酸钠组成的组; b)加入含有提取剂的非极性有机溶液并继续搅拌0.5-1.5小时,所述提取剂是选自烷基二硫代碳酸及其盐,O,O-二烷基二硫代磷酸和 其盐和二烷基氨基二硫代甲酸及其盐,所述非极性有机溶液选自苯,甲苯和具有6-12个碳原子的直链或支链烷烃,其中具有6-20个碳原子的烷基; 和c)对反应产物进行后处理以获得铜纳米颗粒。

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