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公开(公告)号：WO2018128527A1
公开(公告)日：2018-07-12
申请号：PCT/KR2018/000436
申请日：2018-01-09
Applicant: 한국과학기술연구원
IPC: H01L21/3065 , H01L21/02 , H05H1/46 , H01L21/56 , H01L21/288
Abstract: 본 발명의 일 관점에 따른 반도체 반응기용 금속모재 상의 코팅층 형성방법은 반도체 반응기용 금속모재를 NaOH 및 NaAlO 2 를 포함하는 알칼리 수용액성 전해액에 담지하는 단계; 및 상기 금속모재에 전극을 연결하고 상기 전극에 전원을 공급하여, 플라즈마 전해 산화(plasma electrolytic oxidation, PEO)법으로 상기 금속모재 상에 코팅층을 형성하는 단계를 포함한다.
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公开(公告)号：KR101191957B1
公开(公告)日：2012-10-17
申请号：KR1020100055541
申请日：2010-06-11
Applicant: 한국과학기술연구원
IPC: C25D11/02
Abstract: 본 발명은 플라즈마 전해양극 산화방법에 관한 것이다. 플라즈마 전해양극 산화방법은 i) 피처리 부재를 전처리하는 단계, ii) 피처리 부재를 전해액에 담지하고, 피처리 부재를 플라즈마전해 양극산화장치에 연결하는 단계, 및 iii) 플라즈마전해 양극산화장치가 양전류 및 음전류를 교대로 제공하여 피처리 부재에 산화막을 형성하는 단계를 포함한다.
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公开(公告)号：KR100581006B1
公开(公告)日：2006-05-17
申请号：KR1020040061786
申请日：2004-08-05
Applicant: 한국과학기술연구원
Abstract: 본 발명은 모재로서 니오비움 또는 그 합금의 표면상에 형성된 NbSi
2 계 나노 복합 피복층 및 그 제조방법에 관한 것으로서, 고온에서 상기 모재 표면에 탄소 또는 질소를 기상 증착하여 니오비움 탄화물 또는 니오비움 질화물 확산층을 형성한 후 실리콘을 기상 증착하여 고상치환반응에 의해서 나노 복합 피복층을 제조한다. 상기 나노 복합 피복층은 등축정의 NbSi
2 결정입계에 SiC 또는 Si
3 N
4 입자들이 분포된 미세조직을 가지며, 나노 복합 피복층에 존재하는 SiC 또는 Si
3 N
4 입자들의 부피 분율에 의해서 모재의 열팽창계수와 유사한 조성의 NbSi
2 계 나노 복합 피복층이 형성된다. 이에 따라, 열팽창계수차에 의한 크랙의 발생을 근원적으로 억제하여 고온 반복 내산화성을 향상시키며, 또한, 피복층 표면에 치밀한 SiO
2 산화피막이 형성되어 고온 등온 내산화성의 향상과 더불어, 피복층의 기계적 성질의 개선, 즉 열응력에 의한 미세크랙의 전파 억제를 기할 수 있다.
니오비움, 피복층, 열팽창계수-
公开(公告)号：KR1020060002285A
公开(公告)日：2006-01-09
申请号：KR1020040051245
申请日：2004-07-01
Applicant: 한국과학기술연구원
Abstract: 본 발명은 몰리브덴, 니오비움, 탄탈륨, 텅스텐 등과 같은 고융점 금속들 및 이들의 합금들과 같이 우수한 고온 내산화성을 필요로 하는 소재들 표면상에 형성된 MoSi
2 -SiC 나노 복합 피복층 및 그 제조방법에 관한 것으로서, 고온에서 상기 모재들 표면에 몰리브덴 탄화물 코팅층 (MoC, Mo
2 C)을 형성한 후 실리콘을 기상 증착하여 고상치환반응에 의해서 MoSi
2 -SiC 나노 복합 피복층을 제조한다. 상기 방법으로 제조된 MoSi
2 -SiC 나노 복합 피복층은 등축정의 MoSi
2 결정입계에 SiC 입자들이 분포된 미세조직을 특징으로 하며, MoSi
2 -SiC 나노 복합 피복층에 존재하는 SiC 입자들의 부피 분율을 조절하여 모재의 열팽창계수와 유사한 조성의 MoSi
2 -SiC 나노 복합 피복층이 가능하다. 따라서, 모재와 MoSi
2 -SiC 나노 복합 피복층의 열팽창계수차에 의해서 생성될 수 있는 크랙의 발생을 근원적으로 억제함으로써 고온 반복 내산화성 및 저온 내산화성이 향상되고, 피복층의 기계적성질의 개선되어 열응력에 의한 미세크랙의 전파 억제할 수 있다.
MoSi₂, 복합피복층, 내산화성-
5.发明授权
公开(公告)号：KR100456799B1
公开(公告)日：2004-11-10
申请号：KR1020020064312
申请日：2002-10-21
Applicant: 한국과학기술연구원
IPC: B24B55/12
Abstract: PURPOSE: A method and device for recovering nonmagnetic stainless steel fiber and grinding oil from stainless steel scraps simultaneously is provided to prevent environmental pollution by using a dry heating method. CONSTITUTION: A device for recovering nonmagnetic stainless steel fiber and grinding oil from stainless steel scraps is composed of a reaction tube(230) to which the stainless steel scraps are supplied, a heating furnace(240) heating the reaction tube, an automatic feeding unit feeding the scraps to the reaction tube continuously, a cooling unit condensing evaporated materials, a recovery case(270) recovering the condensed materials, and an automatic classifier(280) classifying the stainless steel fiber.
Abstract translation: 目的：提供一种同时从不锈钢废料中回收非磁性不锈钢纤维和研磨油的方法和装置，以通过使用干加热方法防止环境污染。 一种用于从不锈钢废料中回收非磁性不锈钢纤维和研磨油的装置，包括供应不锈钢废料的反应管（230），加热反应管的加热炉（240），自动供料单元 将废料连续地供给到反应管，冷凝蒸发材料的冷却单元，回收冷凝材料的回收箱（270）和分类不锈钢纤维的自动分类器（280）。
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Patent Agency Ranking6.发明授权폐 스테인레스 스틸 스크랩 섬유를 이용한 경사 기공구조를 갖는 다공성 스테인레스 스틸 판재의 제조 방법 失效폐스테인레스스틸스크랩랩유를이용한경사기공구조를갖는다공성스테인레스스틸판재의제조방폐
公开(公告)号：KR100414160B1
公开(公告)日：2004-01-07
申请号：KR1020000060785
申请日：2000-10-16
Applicant: 한국과학기술연구원
IPC: B22F8/00
CPC classification number: Y02P10/24 , Y02W30/541
Abstract: PURPOSE: A method is provided to manufacture a sintered porous stainless steel sheet with gradient pore structures having superior filtering and sound absorption effects using waste byproducts generated when manufacturing stainless steel rods. CONSTITUTION: The method for manufacturing a porous stainless steel sheet with gradient pore structures using waste stainless steel scrap fiber comprises the steps of removing polymer material contained in byproducts of the waste stainless steel scrap fiber generated during the process of producing a stainless steel rod; laying up stainless steel scrap in a stainless steel web shape having a lamellar structure; and adhering each of adjacent portions of the scraps forming the stainless steel web laid up the above step, wherein the polymer material contained in the waste stainless steel scrap fiber is removed with a toluene solution which is mixed with a dispersing agent, the stainless steel scrap is laid up so that a size of the stainless steel scrap is continuously varied in the formation step of the stainless steel web, and the adhesion of the stainless steel scraps onto the adjacent portions is performed through sintering treatment.
Abstract translation: 目的：提供一种制造具有梯度孔隙结构的烧结多孔不锈钢板的方法，所述梯度孔隙结构使用制造不锈钢棒时产生的废副产物具有优异的过滤和吸音效果。 本发明公开了一种用不锈钢废旧纤维制造具有梯度孔结构的多孔不锈钢板的方法，该方法包括以下步骤：去除生产不锈钢棒过程中产生的废不锈钢废料纤维的副产物中所含的聚合物材料; 将不锈钢废料铺成具有层状结构的不锈钢腹板形状; 以及将形成上述不锈钢网的废钢的相邻部分粘附在上述步骤中，其中废弃不锈钢废钢纤维中所含的聚合物材料用与分散剂混合的甲苯溶液除去，不锈钢废钢 在不锈钢网的成型步骤中不锈钢废料的尺寸连续变化，并且不锈钢废料在相邻部分上的粘附通过烧结处理来进行。
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公开(公告)号：KR1020030035639A
公开(公告)日：2003-05-09
申请号：KR1020010067891
申请日：2001-11-01
Applicant: 한국과학기술연구원
IPC: H01L23/29
CPC classification number: B22F1/0003 , B22F2998/00 , B22F2999/00 , C22C2001/1073 , H01L23/06 , H01L2924/01079 , H01L2924/16195 , B22F3/14 , C22C1/1036 , B22F3/105
Abstract: PURPOSE: A method for fabricating a Si-Al alloy packaging material is provided to simplify production process, reduce production cost, and control Si content easily by mixing Si and Si-Al powder when producing the Si-Al alloy. CONSTITUTION: Si powder(13) and Al-Si compound power(14) are mixed to produce a compound powder with predetermined Si content, which should be controlled to range from 40 to 90 weight percentage. When Si and Si-Al powder are mixed, total Si content is calculated by adding the weight percentage of pure Si to that of Si in Si-Al compound powder. The mixed compound powder is press-formed while current is applied to it. Plasma arc occurs and packing material with Si content is produced.
Abstract translation: 目的：提供一种Si-Al合金包装材料的制造方法，以便在制造Si-Al合金时，通过混合Si和Si-Al粉末，容易地简化生产工艺，降低生产成本并控制Si含量。 构成：将Si粉末（13）和Al-Si复合粉末（14）混合以制备具有预定Si含量的化合物粉末，其应控制在40至90重量％的范围内。 当Si和Si-Al粉末混合时，通过在Si-Al化合物粉末中加入纯Si的重量百分比与Si的重量百分比来计算总Si含量。 将混合的化合物粉末加压成型，同时施加电流。 发生等离子体电弧，产生具有Si含量的填料。
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公开(公告)号：KR1020020030197A
公开(公告)日：2002-04-24
申请号：KR1020000060785
申请日：2000-10-16
Applicant: 한국과학기술연구원
IPC: B22F8/00
CPC classification number: Y02P10/24 , Y02W30/541
Abstract: PURPOSE: A method is provided to manufacture a sintered porous stainless steel sheet with gradient pore structures having superior filtering and sound absorption effects using waste byproducts generated when manufacturing stainless steel rods. CONSTITUTION: The method for manufacturing a porous stainless steel sheet with gradient pore structures using waste stainless steel scrap fiber comprises the steps of removing polymer material contained in byproducts of the waste stainless steel scrap fiber generated during the process of producing a stainless steel rod; laying up stainless steel scrap in a stainless steel web shape having a lamellar structure; and adhering each of adjacent portions of the scraps forming the stainless steel web laid up the above step, wherein the polymer material contained in the waste stainless steel scrap fiber is removed with a toluene solution which is mixed with a dispersing agent, the stainless steel scrap is laid up so that a size of the stainless steel scrap is continuously varied in the formation step of the stainless steel web, and the adhesion of the stainless steel scraps onto the adjacent portions is performed through sintering treatment.
Abstract translation: 目的：提供一种制造具有梯度孔结构的烧结多孔不锈钢板的方法，其具有优异的过滤和吸声效果，使用制造不锈钢棒时产生的废弃副产物。 构成：使用废弃不锈钢废料纤维制造具有梯度孔结构的多孔不锈钢板的方法包括除去在生产不锈钢棒的过程中产生的废不锈钢废料的副产物中包含的聚合物材料的步骤; 将不锈钢废料堆放在具有层状结构的不锈钢网状物中; 并且将形成形成不锈钢网的废料的相邻部分粘附在上述步骤中，其中包含在废弃不锈钢废料纤维中的聚合物材料用与分散剂混合的甲苯溶液除去，不锈钢废料 在不锈钢网的形成步骤中不锈钢废料的尺寸连续变化，并且通过烧结处理进行不锈钢废料粘附到相邻部分上。
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公开(公告)号：KR1020020008312A
公开(公告)日：2002-01-30
申请号：KR1020000041970
申请日：2000-07-21
IPC: B22F3/00
Abstract: PURPOSE: A process for producing porous aluminum using pressure-assisted current sintering is provided to effectively control pore size/volume and its microstructure, thereby obtaining porous aluminum having superior filtering and sound absorption effects when it is used as a filter and a sound absorbing material. CONSTITUTION: The process includes: (i) laying up a raw material of aluminum powder, aluminum short staple, or a mixture thereof; (ii) forming the raw material by applying a pressure of 2 to 100 kg/cm¬2 to the laid up raw material; and (iii) directly bonding aluminum powder or short staple by directly supplying power to aluminum green compact using the pressed and power supplied sintering with a voltage of 0.2 to 10 V/cm¬3 and a current of 20 to 500 A/cm¬3 after forming, thereby partially smelting alumina present on the surface of aluminum.
Abstract translation: 目的：提供使用压力辅助电流烧结制造多孔铝的方法，以有效地控制孔径/体积及其微结构，从而获得当用作过滤器和吸声材料时具有优异的过滤效果和吸音效果的多孔铝 。 规定：该方法包括：（i）生产铝粉，铝短纤维或其混合物的原料; （ii）通过对所铺设的原料施加2至100kg / cm 2的压力来形成原料; 和（iii）通过使用0.2至10V / cm -3的电压和20至500A / cm 3的电流的压制和供电烧结直接将铝粉末直接供电给铝粉末，直接接合铝粉末或短纤维 成型后，部分地熔融存在于铝表面的氧化铝。
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公开(公告)号：KR1020130110775A
公开(公告)日：2013-10-10
申请号：KR1020120033004
申请日：2012-03-30
Applicant: 한국과학기술연구원
IPC: C23C10/34
CPC classification number: B05D7/14 , C23C8/02 , C23C8/70 , C23C8/80 , C23C10/02 , C23C10/08 , C23C10/60
Abstract: PURPOSE: A method for forming a cobalt boride coating layer on an ion-based metal surface is provided to improve the corrosion resistance, abrasion resistance, and oxidation resistance of steel by an elaborate coating which hardly has a fault, such as pore. CONSTITUTION: A method for forming a cobalt boride coating layer on an ion-based metal surface comprises the following steps of: forming the inner layer of an ion-cobalt boride composition on an ion-based metal surface by using a pack cementation process; forming the outermost layer of the cobalt boride composition on the inner layer by using the pack cementation process; and reducing the activity of Fe in order to suppress the generation of ion-based generation gas by the pack cementation process. The cobalt process pack powder consists of 2 to 60 wt% of cobalt powder, 1 to 10 wt% of NH4Cl powder, and 30 to 97 wt% of Al2O3 powder.
Abstract translation: 目的：提供一种在离子基金属表面上形成钴硼化物涂层的方法，通过难以产生诸如孔的缺陷的精细涂层来提高钢的耐腐蚀性，耐磨性和抗氧化性。 构成：用于在离子基金属表面上形成硼化钴涂层的方法包括以下步骤：通过使用包装胶结法在离子基金属表面上形成离子钴硼化物组合物的内层; 通过使用包装胶结法在内层上形成钴硼化物组合物的最外层; 并降低Fe的活性，以抑制通过包装胶结法生成离子型发生气体。 钴工艺包粉末由2〜60重量％的钴粉末，1〜10重量％的NH 4 Cl粉末和30〜97重量％的Al 2 O 3粉末组成。
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