몰리브덴-규소-붕소 합금분말의 제조 방법
    1.
    发明授权
    몰리브덴-규소-붕소 합금분말의 제조 방법 有权
    生产MO-SI-B合金粉的方法

    公开(公告)号:KR101278173B1

    公开(公告)日:2013-07-26

    申请号:KR1020130044780

    申请日:2013-04-23

    Abstract: PURPOSE: A method for manufacturing molybdenum (Mo)-silicon (Si)-boron (B) alloy powder is provided to utilize a chemo-mechanical process in which powder is consecutively compounded uniformly, miniaturized, reduced, and synthesized, thereby simply manufacturing the alloy powder. CONSTITUTION: A method for manufacturing molybdenum (Mo)-silicon (Si)-boron (B) alloy powder includes: a step of manufacturing composite powder with ball-milling molybdenum trioxide (MoO3), silicon nitride (SiN4), and boron nitride (BN); a step of reducing MoO3 to Mo with heating the composite powder under a hydrogen atmosphere; and a step of forming a Mo-Si-B intermetallic compound phase with continuously heating the composite powder in which MoO3 is reduced to Mo. [Reference numerals] (AA) Start; (BB) End; (S100) Prepare MoO3, Si3N4, and BN powder; (S110) Manufacture composite powder using MoO3, Si3N4, and BN powder; (S120) Reduce the composite powder by heating; (S130) Form an Mo-Si-B intermetallic compound by heating the composite powder

    Abstract translation: 目的:提供钼(Mo) - 硅(Si) - 硼(B)合金粉末的制造方法,以利用化学机械过程,其中粉末连续地均匀混合,小型化,还原和合成,从而简单地制造 合金粉。 构成:制造钼(Mo) - 硅(Si) - 硼(B)合金粉末的方法包括:制备具有球磨三氧化钼(MoO 3),氮化硅(SiN 4)和氮化硼 BN); 在氢气氛下加热复合粉末,将MoO 3还原成Mo的步骤; 以及将MoO 3还原为Mo的复合粉末连续加热形成Mo-Si-B金属间化合物相的工序。 (BB)结束; (S100)制备MoO 3,Si 3 N 4和BN粉末; (S110)使用MoO3,Si3N4和BN粉末制造复合粉末; (S120)通过加热减少复合粉末; (S130)通过加热复合粉末形成Mo-Si-B金属间化合物

    Mo-Si-B 합금의 제조방법
    4.
    发明授权
    Mo-Si-B 합금의 제조방법 有权
    MO-SI-B合金的制造方法

    公开(公告)号:KR101475242B1

    公开(公告)日:2014-12-22

    申请号:KR1020140139976

    申请日:2014-10-16

    Abstract: 본 발명은 코어-셸 복합분말을 이용한 Mo-Si-B 합금의 제조방법을 제공한다. Mo-Si-B 합금의 제조방법은, (a) Mo-Si-B 금속간화합물 분말과 삼산화몰리브덴(MoO
    3 ) 분말을 혼합하고 볼밀링 공정을 통해 혼합분말을 제조하는 단계; (b) 상기 혼합분말을 수소 분위기에서 가열하여 상기 삼산화몰리브덴으로부터 휘발성의 MoO
    3 (OH)
    2 또는 MoO
    2 (OH)
    2 기체를 생성하고 상기 금속간화합물의 입자 표면으로 상기 MoO
    3 (OH)
    2 또는 MoO
    2 (OH)
    2 기체의 수송을 유도하는 단계; (c) 코어에 상기 금속간화합물의 입자가 존재하고 상기 금속간화합물의 입자 표면에 Mo가 분포된 코어-셸(core-shell) 복합분말을 형성하도록, 상기 MoO
    3 (OH)
    2 기체를 순차적으로 MoO
    2 , Mo로 환원시키거나 상기 MoO
    2 (OH)
    2 기체를 Mo로 환원시키되 상기 금속간화합물을 MoO
    2 또는 Mo의 핵 생성 사이트로 이용하여 상기 금속간화합물의 입자 표면에서 상기 환원을 진행하는 단계; 및 (d) 상기 코어-셸 복합분말의 성형체로부터 소결체를 형성하도록 소결하는 단계를 포함한다.

    Abstract translation: 本发明提供使用核 - 壳复合粉末制造Mo-Si-B合金的方法。 Mo-Si-B合金的制造方法包括以下步骤:(a)制造和混合Mo-Si-B金属化合物粉末和三氧化钼(MoO_3)粉末; (b)产生挥发性MoO 3(OH)2或MoO 2(OH)2气体并诱导MoO_3(OH)2或MoO_2(OH)2气体向金属化合物粉末的颗粒表面输送; (c)将MoO_2(OH)2气脱氧至Mo,并使用金属化合物粉末作为MoO_2或Mo的成核位置对其颗粒表面进行脱氧; 和(d)烧结从核 - 壳复合粉末的成型体形成烧结体。

    텅스텐-구리 복합재료의 구리 스며나옴 억제 소결법
    5.
    发明公开
    텅스텐-구리 복합재료의 구리 스며나옴 억제 소결법 有权
    用于抑制从W-Cu复合材料中排出铜的烧结方法

    公开(公告)号:KR1020040047451A

    公开(公告)日:2004-06-05

    申请号:KR1020020075678

    申请日:2002-11-30

    Abstract: PURPOSE: A method for densifying the W-Cu composite material as suppressing exuding of copper from the W-Cu composite material when performing densification process of W-Cu composite material by liquid phase sintering is provided. CONSTITUTION: The sintering method for suppressing exuding of copper from W-Cu composite material comprises a step of maintaining a W-Cu composite material prepared by press forming W-Cu composite powder in the copper solidification temperature range of 800 to 1,083 (except 1,083 deg.C) at a reducing gas atmosphere for 0.5 to 10 hours; and a step of cooling the temperature increased W-Cu composite material right after increasing temperature of the W-Cu composite material to 1,200 to 1,400 deg.C, wherein the W-Cu composite powder is prepared by reduction heat treating the milled mixed powder in a hydrogen atmosphere after mixing tungsten (WO3 and WO2.9) powder with copper oxide (CuO and Cu2O) powder and milling the mixed powder, and the W-Cu composite powder is a globular powder having a certain size formed in such a shape that W powder surrounds Cu powder. The sintering method for suppressing exuding of copper from W-Cu composite material comprises a step of maintaining a W-Cu composite material prepared by press forming W-Cu composite powder in the temperature range of 1,083 to 1,150 that is right above a copper melting point at a reducing gas atmosphere for 0.5 to 10 hours; and a step of cooling the temperature increased W-Cu composite material right after increasing temperature of the W-Cu composite material to 1,200 to 1,400 deg.C.

    Abstract translation: 目的:提供通过液相烧结进行W-Cu复合材料的致密化处理时,使W-Cu复合材料致密化的方法,从而抑制铜从W-Cu复合材料渗出。 构成:从W-Cu复合材料中抑制铜的渗出的烧结方法包括:在铜固化温度范围为800〜1,083(除了1×103度以下)之间,维持通过压制成型W-Cu复合粉末制备的W-Cu复合材料的工序 C)在还原气体气氛下进行0.5〜10小时; 以及在W-Cu复合材料的温度升高之后将温度升高的W-Cu复合材料冷却至1,200〜1400℃的步骤,其中W-Cu复合粉末通过将研磨的混合粉末进行还原热处理 在将钨(WO3和WO2.9)粉末与氧化铜(CuO和Cu 2 O)粉末混合并混合粉末混合之后的氢气氛中,并且W-Cu复合粉末是具有一定尺寸的球状粉末, W粉末围绕Cu粉末。 用于抑制铜从W-Cu复合材料渗出的烧结方法包括:将在Cu熔点正上方的温度范围为1,083〜1150℃的压制成形W-Cu复合粉末的W-Cu复合材料 在还原气氛下0.5〜10小时; 以及在W-Cu复合材料的温度升高之后将温度升高的W-Cu复合材料冷却至1,200〜1400℃的步骤。

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