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公开(公告)号：KR101245336B1
公开(公告)日：2013-03-19
申请号：KR1020090094874
申请日：2009-10-07
Applicant: 한국과학기술연구원
Abstract: 본 발명은 유전율이 높은 이트륨옥사이드(Y
2 O
3 )를 함유하는 잉크젯 프린트용 유전잉크 조성물과 그의 제조방법에 관한 것으로, 본 발명에 따른 유전잉크 조성물은 폴리머 기질 내에 높은 유전상수와 낮은 누설전류값을 갖는 이트륨옥사이드(Y
2 O
3 )가 균일하게 분산되어 있어 잉크젯 프린트용 유전잉크의 유전율을 향상시킬 수 있다. 따라서 본 발명에 따른 유전잉크 조성물은 우수한 유전율을 갖는 인쇄소자용 유기 절연막 소재의 개발에 유용하게 적용될 수 있다.
이트륨옥사이드, 잉크젯 프린트, 유기 절연막, 유전잉크-
2.发明授权폴리머와 파이로클로로 세라믹을 포함하는 복합 유전막 및그의 형성 방법 그리고 그를 구비하는 캐패시터 및트랜지스터 有权폴리머와파이로클로로세라믹을포함하는복합유전막및그의형성방법그리고그를구비하는캐패시터및트랜스스터터
公开(公告)号：KR100646281B1
公开(公告)日：2006-11-23
申请号：KR1020050117413
申请日：2005-12-05
Applicant: 한국과학기술연구원
IPC: H01B3/46
Abstract: Provided are a composite dielectric membrane which is increased in dielectric constant and is reduced in dielectric loss, its preparation method, a capacitor containing the membrane, and a transistor containing the membrane. The composite dielectric membrane comprises a polymer substrate; and a ceramic having a pyrochlore structure which is filled in the polymer substrate. Preferably the polymer is at least one selected from polyimide, epoxy, polyacrylate, polyethylene terephthalate and benzocyclobutane, and the polymer substrate is obtained by dissolving the polymer in an organic solvent such as dimethyl acetamide. Preferably the ceramic having a pyrochlore structure comprises Bi2(Zn1/3 Nb2/3)2O7, Bi1.5 Zn M1.5 O7, (Bi)_(1-x) (Zn, Nb, Ta, Ti)x O7, (Ca, Ba, Sr, Pb)_(1-x) (Zn, Nb, Ta, Ti, Zr)x O, or (Ca_(1-x) Sr_x) Bi4Ti4O15, wherein M is Nb, Ta or Sb.
Abstract translation: 本发明提供介电常数增加且介电损耗降低的复合介电膜，其制备方法，包含该膜的电容器以及包含该膜的晶体管。 该复合介质膜包括聚合物基底; 和填充在聚合物基材中的具有烧绿石结构的陶瓷。 优选聚合物为选自聚酰亚胺，环氧树脂，聚丙烯酸酯，聚对苯二甲酸乙二醇酯和苯并环丁烷中的至少一种，聚合物基材通过将聚合物溶解在有机溶剂如二甲基乙酰胺中而获得。 优选地，具有烧绿石结构的陶瓷包括Bi 2（Zn 1/3 Nb 2/3）2 O 7，Bi 1.5 Zn 1.5 O 7，（Bi）（1-x）（Zn，Nb，Ta，Ti）x O 7，（ Ca，Ba，Sr，Pb）_（1-x）（Zn，Nb，Ta，Ti，Zr）x O或（Ca_（1-x）Sr_x）Bi4Ti4O15，其中M为Nb，Ta或Sb。
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公开(公告)号：KR101190202B1
公开(公告)日：2012-10-12
申请号：KR1020100041958
申请日：2010-05-04
Applicant: 한국과학기술연구원
CPC classification number: D01D5/0038 , B82Y30/00 , B82Y40/00 , C01B32/956 , C01P2004/64 , C04B35/571 , C04B35/62281 , C04B2235/483 , Y10T428/249921 , Y10T428/298
Abstract: 본 발명은 나노미터 크기의 균일한 직경을 갖는 단결정 탄화규소 나노섬유 및 이의 제조방법에 관한 것으로, 본 발명에 의해 제조된 탄화규소 나노섬유는 높은 비표면적과 우수한 열적, 기계적 안정성을 가져 고온 안정성이 요구되는 배기가스 정화시스템, 탄화규소 섬유 필터, 디젤 미립자 필터 등의 다양한 분야에 응용될 수 있다.
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公开(公告)号：KR1020110067628A
公开(公告)日：2011-06-22
申请号：KR1020090124299
申请日：2009-12-15
Applicant: 한국과학기술연구원
Abstract: PURPOSE: A nanofiber composite and a producing method thereof are provided to synthesize the nanofiber composite with the multi-functionality and the excellent crystallinity. CONSTITUTION: A nanofiber composite contains a first metal oxide nanofiber, and second metal oxide nanoparticles attached to the first metal oxide nanofiber. The second metal oxide nanoparticles reciprocally coagulated with each other to form a cluster. A producing method of the nanofiber composite comprises the following steps: mixing a metal salt precursor, a polymer, and a solvent to obtain a mixed solution(S10); dispersing the metal oxide nanoparticle in the mixed solution for obtaining suspension(S20); spinning the suspension for obtaining a nanofiber(S30); and heat-processing the nanofiber(S40).
Abstract translation: 目的：提供纳米纤维复合材料及其制备方法，以合成具有多功能性和优异结晶度的纳米纤维复合材料。 构成：纳米纤维复合材料含有第一金属氧化物纳米纤维，第二金属氧化物纳米颗粒附着在第一金属氧化物纳米纤维上。 第二金属氧化物纳米颗粒彼此相互凝聚以形成簇。 纳米纤维复合材料的制造方法包括以下步骤：将金属盐前体，聚合物和溶剂混合以获得混合溶液（S10）; 将金属氧化物纳米粒子分散在混合溶液中以获得悬浮液（S20）; 纺制用于获得纳米纤维的悬浮液（S30）; 并对纳米纤维进行热处理（S40）。
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公开(公告)号：KR1020110028152A
公开(公告)日：2011-03-17
申请号：KR1020090086111
申请日：2009-09-11
Applicant: 한국과학기술연구원
CPC classification number: D01F9/08 , B22F1/0018 , B22F1/0025 , B29C47/0011 , B29C47/0016 , B82Y30/00 , C01G19/02 , C01G23/005 , C01G23/006 , C01G23/047 , C01G39/006 , C01G45/1242 , C01G53/006 , C01G55/00 , C01P2002/50 , C01P2004/03 , C01P2004/04 , C01P2004/16 , C01P2004/54 , C01P2004/64 , C04B35/62231 , C04B35/62259 , C04B35/6261 , C04B35/63416 , C04B35/63444 , C04B2235/3203 , C04B2235/3213 , C04B2235/3272 , C04B2235/441 , C04B2235/444 , C04B2235/5264 , C04B2235/652 , C04B2235/6562 , C04B2235/6582 , C04B2235/763 , C04B2235/768 , C04B2235/81 , C09C1/00 , C09C1/36 , C09C1/62 , C09D11/00 , C09D11/03 , D01D5/0038 , Y10T428/12014 , Y10T428/2913
Abstract: PURPOSE: Nano powder, nano ink, micro rods, and a method for manufacturing the same are provided to obtain the improved interface property and deposit a high density thin film by forming nano-clusters. CONSTITUTION: A spinning solution including one or more kinds of precursors which is selected from a group including metal, non-metal, metal compounds, metal oxides, non-metal oxides, and composite metal oxides. The spun precursor is crystallized or amorphoused to form nano-fiber(10) including one or more kinds of nano-particles selected from a group including metal, non-metal, metal compounds, metal oxides, non-metal oxides, and composite metal oxides. The nano-fiber is pulverized to form nano-powder including nano-particles, nano-clusters(11b), or the mixture of the same.
Abstract translation: 目的：提供纳米粉末，纳米油墨，微棒及其制造方法以获得改进的界面性质，并通过形成纳米簇沉积高密度薄膜。 构成：包含选自包括金属，非金属，金属化合物，金属氧化物，非金属氧化物和复合金属氧化物在内的一种或多种前体的纺丝溶液。 将纺出的前体结晶或变形以形成纳米纤维（10），其包括选自包括金属，非金属，金属化合物，金属氧化物，非金属氧化物和复合金属氧化物的一种或多种纳米颗粒 。 将纳米纤维粉碎以形成包括纳米颗粒，纳米簇（11b）或其混合物的纳米粉末。
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Patent Agency Ranking
公开(公告)号：KR101002946B1
公开(公告)日：2010-12-22
申请号：KR1020090035227
申请日：2009-04-22
Applicant: 한국과학기술연구원
Abstract: 본 발명은 중공형의 금속산화물 튜브들을 포함하는 금속산화물층을 구비하는 전기화학소자 및 그 제조방법에 관한 것으로서, 본 발명은 기판과; 상기 기판 상에 형성되며, 금속산화물을 포함하여 이루어지고 내경이 20 ㎚ - 3000 ㎚인 중공형 튜브들을 포함하는 금속산화물층;을 포함하여 이루어진 것을 특징으로 하는 전기화학소자를 제공한다.
여기서, 상기 금속산화물층은 상기 기판 상에 형성되며 상기 금속산화물을 포함하여 이루어진 바닥층과, 상기 바닥층 상에 일체로 결합하도록 형성되며 상기 중공형 튜브들이 서로 뒤얽혀 형성하는 3차원의 다공성 웹층을 포함할 수 있다.
또한, 본 발명은 (1) 용매에 고분자가 용해된 고분자 용액을 준비하는 단계; (2) 기판 위에 상기 고분자 용액을 전기장 하에서 방사하여, 고분자 섬유들이 뒤얽힌 고분자 섬유 웹을 형성하는 단계; (3) 상기 고분자 섬유 웹이 형성된 기판 상에 금속산화물을 증착하는 단계;와 (4) 상기 (3)단계를 거쳐 금속산화물이 증착된 기판을 열처리하여, 상기 고분자 섬유들을 제거하는 단계;를 포함하는 전기화학소자 제조방법을 제공한다.
금속산화물, 중공형 튜브, 다공성 웹층, 전기화학소자-
7.发明公开
公开(公告)号：KR1020110054811A
公开(公告)日：2011-05-25
申请号：KR1020090111596
申请日：2009-11-18
Applicant: 한국과학기술연구원
IPC: H01L21/336 , H01L21/31
CPC classification number: H01L29/4908 , H01L21/02118 , H01L21/02266 , H01L29/66969 , H01L29/78606 , H01L29/7869
Abstract: PURPOSE: A transistor using a polymethylmethacrylate thin film is provided to improve the stability of a device by using a polymethylmethacrylate thin film as a gate insulation layer and an organic protection layer. CONSTITUTION: A gate electrode is formed on a substrate. A gate insulation layer includes a gate electrode and a polymethacrylic acid thin film formed on the substrate. A channel layer is formed on the gate insulation layer. A source electrode and a drain electrode are formed to expose a part of the channel layer. The organic protection layer includes a polymethacrylic acid thin film formed on the partially exposed channel layer, the source electrode, and the drain electrode.
Abstract translation: 目的：提供使用聚甲基丙烯酸甲酯薄膜的晶体管，通过使用聚甲基丙烯酸甲酯薄膜作为栅极绝缘层和有机保护层来提高器件的稳定性。 构成：在基板上形成栅电极。 栅极绝缘层包括在基板上形成的栅电极和聚甲基丙烯酸薄膜。 沟道层形成在栅绝缘层上。 形成源电极和漏电极以暴露沟道层的一部分。 有机保护层包括形成在部分暴露的沟道层，源电极和漏电极上的聚甲基丙烯酸薄膜。
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公开(公告)号：KR1020110037433A
公开(公告)日：2011-04-13
申请号：KR1020090094874
申请日：2009-10-07
Applicant: 한국과학기술연구원
CPC classification number: C09D11/38 , C08K9/04 , C08K2003/221 , C08K2201/005
Abstract: PURPOSE: An yttrium oxide-containing dielectric ink composition is provided to improve dielectric constant by uniformly dispersing yttrium oxide(Y2O3) with high dielectric constant and low leakage current value. CONSTITUTION: An yttrium oxide-containing dielectric ink composition has one morphology of a rice grain, thin film and rod. The yttrium oxide has a uniform particle size of 50 - 500 nm. The yttrium oxide is surface-modified and crosslinked with a coupling agent. The coupling agent is selected from the group consisting of polymelamine-co-formaldehyde, 3-APTS(aminopropyltriethoxy-silane), INAAT(isopropyltris N-aminoethyl-aminoethyl titanate) and PMAA(polymethaccrylic acid).
Abstract translation: 目的：提供一种含氧化钇电介质墨水组合物，通过均匀分散具有高介电常数和低漏电流值的氧化钇（Y2O3）来提高介电常数。 构成：含有氧化钇的电介质油墨组合物具有米粒，薄膜和棒的一种形态。 氧化钇具有50-500nm的均匀粒径。 氧化钇被表面改性并与偶联剂交联。 偶联剂选自聚三聚氰胺 - 共 - 甲醛，3-APTS（氨基丙基三乙氧基硅烷），INAAT（异丙基三氨基乙基 - 氨基乙基钛酸酯）和PMAA（聚甲基丙烯酸））。
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公开(公告)号：KR1020110122437A
公开(公告)日：2011-11-10
申请号：KR1020100041958
申请日：2010-05-04
Applicant: 한국과학기술연구원
CPC classification number: D01D5/0038 , B82Y30/00 , B82Y40/00 , C01B32/956 , C01P2004/64 , C04B35/571 , C04B35/62281 , C04B2235/483 , Y10T428/249921 , Y10T428/298
Abstract: PURPOSE: A method for manufacturing silicon carbide nanofiber using an emulsion electro-spinning method and the silicon carbide nanofiber manufactured by the same are provided to improve the specific surface area and thermal-mechanical stability of the silicon carbide nanofiber by thermally treating complex nanofiber in a core-shell structure. CONSTITUTION: Complex nanofiber in a core-shell structure includes a fibrous core containing a silicon carbide precursor and a shell containing a water soluble polymer. Mono-crystalline silicon carbide nanofiber is obtained by thermally treating the complex nanofiber. A method for manufacturing the silicon carbide nanofiber includes the following: A solution containing a silicon carbide nanofiber is prepared by dissolving a silicon carbide precursor in a non-polar solvent. A surfactant, a polar solvent, and a water soluble polymer are mixed with the solution containing the silicon carbide nanofiber to obtain an oil-in-water emulsion for electrospinning(a). The oil-in-water emulsion is electrospun to obtain the complex nanofiber(b). The complex nanofiber is thermally treated to obtain the silicon carbide nanofiber(c).
Abstract translation: 目的：提供一种使用乳液电纺法制造碳化硅纳米纤维的方法和由其制造的碳化硅纳米纤维，以通过热处理复合纳米纤维来改善碳化硅纳米纤维的比表面积和热机械稳定性 核 - 壳结构。 构成：核 - 壳结构中的复合纳米纤维包括含有碳化硅前体的纤维核和含有水溶性聚合物的壳。 通过热处理复合纳米纤维得到单晶碳化硅纳米纤维。 制造碳化硅纳米纤维的方法包括：通过将碳化硅前体溶解在非极性溶剂中制备含有碳化硅纳米纤维的溶液。 将表面活性剂，极性溶剂和水溶性聚合物与含有碳化硅纳米纤维的溶液混合，得到静电纺丝水包油乳液（a）。 将水包油乳液静电纺丝以获得复合纳米纤维（b）。 对复合纳米纤维进行热处理以获得碳化硅纳米纤维（c）。
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公开(公告)号：KR1020100116481A
公开(公告)日：2010-11-01
申请号：KR1020090035227
申请日：2009-04-22
Applicant: 한국과학기술연구원
CPC classification number: H01L21/02175 , B82Y40/00 , H01L21/02266 , H01L21/324
Abstract: PURPOSE: An electro-chemical device including metal-oxide layer of hollow tube and a fabrication method thereof are provided to improve the efficiency of electric chemical component by forming a three dimensional porosity web layer with hollowed tubes to maximize the specific surface area by the shape of the hollowed tubes and the space between the metal oxide tubes. CONSTITUTION: A metal oxide layer is formed on the top of the substrate. The metal oxide layer(15) comprises hollowed tubes which have the inner diameter of 20nm - 3000nm. The bottom layer is formed on the top of the substrate, and includes the metal oxide.
Abstract translation: 目的：提供一种包含中空管的金属氧化物层的电化学装置及其制造方法，以通过形成具有中空管的三维孔隙性网层来提高电化学成分的效率，以使比表面积最大化形状 的中空管和金属氧化物管之间的空间。 构成：在基板的顶部形成金属氧化物层。 金属氧化物层（15）包括内径为20nm-3000nm的中空管。 底层形成在基板的顶部，并且包括金属氧化物。
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