公开(公告)号：KR100415400B1

公开(公告)日：2004-01-16

申请号：KR1020010022724

申请日：2001-04-26

Applicant: 학교법인연세대학교

Inventor： 김도향 ,  김원태 ,  송광생

IPC: B22F9/00

Abstract: PURPOSE: A method for preparing Al-based quasicrystalline particles by self-fracturing is provided, which can prepare Al-based quasicrystalline with a particle size of about 100 μm by self-fracturing in atmosphere at low cost. CONSTITUTION: The method includes the steps of dissolving 0.1 to 1.0 wt.% of carbon in Al-Cu-Fe based alloy or Al-Co-Ni based alloy to prepare an Al-based quasicrystalline alloy ingot; heat treating the Al-based quasicrystalline alloy ingot at 730 to 780 deg.C for 2 to 5 hrs; and exposing the Al-based quasicrystalline alloy ingot in atmosphere.

Abstract translation: 目的：提供一种通过自动压裂来制备铝基准晶颗粒的方法，该方法通过在大气中以低成本自行压裂来制备粒度为约100μm的铝基准晶。 组成：该方法包括在Al-Cu-Fe基合金或Al-Co-Ni基合金中溶解0.1-1.0wt％的碳以制备Al基准晶合金锭的步骤; 在730至780℃下热处理Al基准晶合金锭2至5小时; 并在大气中暴露Al基准晶合金块。

公开(公告)号：KR100353156B1

公开(公告)日：2002-09-18

申请号：KR1020000011531

申请日：2000-03-08

Applicant: 학교법인연세대학교

Inventor： 송광생 ,  김원태 ,  김도향

IPC: C22C21/00

Abstract: 본 발명은 알루미늄을 주성분으로 하고 여기에 니켈, 코발트, 실리콘를 첨가하여 조성된 단일상 준결정 알루미늄 합금에 관한 것으로서, 니켈 12-15 원자량%, 코발트 13-16 원자량%을 함유하는 알루미늄 합금에 제 4원소로서 실리콘을 3-5 원자량%을 첨가함으로써 냉각 속도가 10
0 -10
2 K/sec인 금형주조법에 의하여 준결정 단일상 알루미늄 합금을 제조할 수 있으며 이 준결정 단일상 알루미늄 합금을 분말화하여 고강도, 고인성이 우수한 준결정 입자상 강화 복합재료 및 내마모성, 내부식성이 우수한 준결정 소결 복합체의 제조에 유용하게 사용되어 질 수 있다.

公开(公告)号：KR1020020083285A

公开(公告)日：2002-11-02

申请号：KR1020010022724

申请日：2001-04-26

Applicant: 학교법인연세대학교

Inventor： 김도향 ,  김원태 ,  송광생

IPC: B22F9/00

Abstract: PURPOSE: A method for preparing Al-based quasicrystalline particles by self-fracturing is provided, which can prepare Al-based quasicrystalline with a particle size of about 100 μm by self-fracturing in atmosphere at low cost. CONSTITUTION: The method includes the steps of dissolving 0.1 to 1.0 wt.% of carbon in Al-Cu-Fe based alloy or Al-Co-Ni based alloy to prepare an Al-based quasicrystalline alloy ingot; heat treating the Al-based quasicrystalline alloy ingot at 730 to 780 deg.C for 2 to 5 hrs; and exposing the Al-based quasicrystalline alloy ingot in atmosphere.

Abstract translation: 目的：提供一种通过自压裂法制备基于Al的准晶体颗粒的方法，其可以通过在大气中以低成本进行自裂化来制备粒径为约100μm的Al基准晶体。 方案：该方法包括将Al-Cu-Fe系合金或Al-Co-Ni系合金中的0.1〜1.0重量％的碳溶解，制备Al系准晶合金锭; 将Al基准晶合金锭在730〜780℃下热处理2〜5小时; 并在大气中暴露Al基准晶合金锭。

公开(公告)号：KR1020010087656A

公开(公告)日：2001-09-21

申请号：KR1020000011531

申请日：2000-03-08

Applicant: 학교법인연세대학교

Inventor： 송광생 ,  김원태 ,  김도향

IPC: C22C21/00

Abstract: PURPOSE: An alloy system is provided which can manufactures several Kg of quasicrystalline single phase aluminum alloy even by an ordinary casting method such as die casting. CONSTITUTION: In an aluminum alloy containing nickel and cobalt, the quasicrystalline single phase aluminum alloy is characterized in that silicon is added as a fourth element, wherein the quasicrystalline single phase aluminum alloy comprises 12 to 15 at.% of nickel, 13 to 16 at.% of copper, and 3 to 5 at.% of silicon which is added to the aluminum alloy containing nickel and copper, and wherein the quasicrystalline single phase aluminum alloy is manufactured by the die casting method.

Abstract translation: 目的：提供一种合金系统，即使通过压铸等普通铸造方法，也可制造几公斤的准晶相单相铝合金。 构成：在含有镍和钴的铝合金中，准晶态单相铝合金的特征在于添加硅作为第四元素，其中准晶体单相铝合金包含12至15原子％的镍，13至16在 的铜，和3〜5原子％的硅，其被添加到含有镍和铜的铝合金中，并且其中准晶体单相铝合金通过压铸法制造。