公开(公告)号：KR100390281B1

公开(公告)日：2003-07-07

申请号：KR1020000069528

申请日：2000-11-22

Applicant: 한국과학기술연구원

Inventor： 제해준 ,  박재관 ,  조운조 ,  김병국 ,  김진상

IPC: G11B5/127

Abstract: PURPOSE: A junction glass for fixing a magnetic head is provided to have a thermal expansion coefficient similar to ferrite, have a junction temperature under 450 °C to be lower than a softening point of a gap junction glass, and to prevent the generation of recrystallization upon heat processing. CONSTITUTION: A junction glass has a low fusion point and is used for fixing a magnetic head at a temperature under 450 °C. An MIG(Metal-In-Gap) type magnetic head core is coupled to a gap of a top shield that is composed of ferrite and CaTiO3, wherein a metal magnetic thin film is formed in a gap of a pair of ferrite cores and a gap junction glass is used for coupling the gap to form the magnetic head core by mutually coupling the ferrite cores. And the junction glass for fixing the magnetic head consists of, in percentage, PbO 50-90%, B2 O3 5-20%. ZnO 0-15%, Cu2 O 0-10%, Bi2 O3 0-5%. and SiO2 0-5%.

Abstract translation: 本发明提供一种用于固定磁头的接合玻璃，其热膨胀系数与铁氧体相似，其结温低于450℃，低于间隙接合玻璃的软化点， 通过热处理产生再结晶。 组成：中继玻璃具有低熔点，用于在450℃和低于450℃的温度下固定磁头。 MIG（Metal-In-Gap）型磁头磁芯与由铁氧体和CaTiO 3组成的顶部屏蔽的间隙连接，其中在一对铁氧体磁心的间隙中形成金属磁性薄膜， 中间玻璃用于通过相互耦合铁氧体磁芯来耦合间隙以形成磁头磁芯。 用于固定磁头的接合玻璃由百分比为PbO 50-90％，B2O3 5-20％组成。 ZnO 0-15％，Cu 2 O 0-10％，Bi 2 O 3 0-5％。 和SiO2 0-5％。

公开(公告)号：KR100390467B1

公开(公告)日：2003-07-04

申请号：KR1020000055161

申请日：2000-09-20

Applicant: 한국과학기술연구원

Inventor： 김병국 ,  김진상

IPC: C04B35/468 ,  H01B3/12 ,  H01G4/12

Abstract: PURPOSE: Provided is a preparation method of ultrafine and high density dielectric ceramics at low temperature by adding rare earth oxide and Cu3TiO4 to BaTiO3 and sintering in an oxygen atmosphere. CONSTITUTION: The preparation method is as follows: wet ball-milling raw material powders(>99.9% of purity), BaTiO3, Cu3TiO4 and RE2O3, for a slurry of BaTiO3 + xCu3TiO4 + yRE2O3, where 0.00

Abstract translation: 目的：通过向BaTiO3中加入稀土氧化物和Cu3TiO4并在氧气氛中烧结，提供一种在低温下制备超细和高密度介电陶瓷的方法。 组成：制备方法如下：对于BaTiO3 + xCu3TiO4 + yRE2O3的浆料，湿球磨原料粉末（> 99.9％的纯度），BaTiO3，Cu3TiO4和RE2O3，其中0.00 < x≤0.05，0.00 < y≤0.05，Re是选自La，Pr，Nd，Sm，Eu等中的至少一种稀土元素; 干燥并在900-1100℃煅烧0.5-2小时。 在空中; 在O2气氛中1100deg.C成形和烧结。 所得的基于BaTiO 3的电介质陶瓷具有90-100nm的直径和5.2-5.8g / cm 3的密度。

公开(公告)号：KR100389688B1

公开(公告)日：2003-06-27

申请号：KR1020000069529

申请日：2000-11-22

Applicant: 한국과학기술연구원

Inventor： 제해준 ,  박재관 ,  조운조 ,  김병국 ,  김진상

IPC: G11B5/127

Abstract: PURPOSE: A junction glass for fixing a magnetic head is provided to have a thermal expansion coefficient similar to ferrite, to have a junction temperature lower than a softening point of a gap junction glass, and to prevent the generation of recrystallization upon heat treatment. CONSTITUTION: Two ferrite cores are coupled with a gap junction glass, to form a magnetic head core(1). The magnetic head core is inserted in a core inserting groove of a slider(3). A junction glass(4) for fixing the magnetic head has a heat treatment temperature lower than a softening point of the gap junction glass, and is loaded on the magnetic head core. The junction glass for fixing the magnetic head is fused and injected to a gap of the core inserting groove, to couple the magnetic head core to the core inserting groove. The junction glass for fixing the magnetic head consists of, in percentage, PbO 60-80%, SiO2 5-20%, B2 O3 2-10%. Al2 O3 0-5%, ZnO 0-5%, Fe2 O3 0-5%, CuO 0-5%, TeO2 2-15%, and Bi2 O3 2-15%.

Abstract translation: 目的：提供一种用于固定磁头的接合玻璃，其热膨胀系数与铁氧体相似，其结点温度低于间隙接合玻璃的软化点，并防止热处理时产生再结晶。 组成：两个铁氧体磁芯与间隙连接玻璃耦合，形成一个磁头磁芯（1）。 磁头芯被插入滑块（3）的芯插入槽中。 用于固定磁头的接合玻璃（4）的热处理温度低于间隙接合玻璃的软化点，并装载在磁头芯上。 用于固定磁头的接合玻璃熔融并注入到芯插入槽的间隙中，以将磁头芯连接到芯插入槽。 用于固定磁头的接合玻璃由百分比为PbO 60-80％，SiO 2 5-20％，B 2 O 3 2-10％组成。 Al 2 O 3 0-5％，ZnO 0-5％，Fe 2 O 3 0-5％，CuO 0-5％，TeO 2 2-15％和Bi 2 O 3 2-15％。

公开(公告)号：KR1020020039740A

公开(公告)日：2002-05-30

申请号：KR1020000069528

申请日：2000-11-22

Applicant: 한국과학기술연구원

Inventor： 제해준 ,  박재관 ,  조운조 ,  김병국 ,  김진상

IPC: G11B5/127

Abstract: PURPOSE: A junction glass for fixing a magnetic head is provided to have a thermal expansion coefficient similar to ferrite, have a junction temperature under 450 °C to be lower than a softening point of a gap junction glass, and to prevent the generation of recrystallization upon heat processing. CONSTITUTION: A junction glass has a low fusion point and is used for fixing a magnetic head at a temperature under 450 °C. An MIG(Metal-In-Gap) type magnetic head core is coupled to a gap of a top shield that is composed of ferrite and CaTiO3, wherein a metal magnetic thin film is formed in a gap of a pair of ferrite cores and a gap junction glass is used for coupling the gap to form the magnetic head core by mutually coupling the ferrite cores. And the junction glass for fixing the magnetic head consists of, in percentage, PbO 50-90%, B2 O3 5-20%. ZnO 0-15%, Cu2 O 0-10%, Bi2 O3 0-5%. and SiO2 0-5%.

Abstract translation: 目的：提供用于固定磁头的接合玻璃以具有与铁素体相似的热膨胀系数，结温在450℃以下，以便低于间隙接合玻璃的软化点，并且防止再结晶的产生 经热处理。 结构：接合玻璃具有低熔点，用于在450℃的温度下固定磁头。 MIG（金属间隙）型磁头芯与由铁氧体和CaTiO 3组成的顶部屏蔽的间隙耦合，其中金属磁性薄膜形成在一对铁氧体磁芯的间隙和间隙 连接玻璃用于通过相互耦合铁氧体磁芯来连接间隙以形成磁头芯。 用于固定磁头的接合玻璃由以下百分比组成：PbO 50-90％，B2 O3 5-20％。 ZnO 0-15％，Cu 2 O 0-10％，Bi 2 O 3 0-5％。 和SiO 2 0-5％。

公开(公告)号：KR1020020033359A

公开(公告)日：2002-05-06

申请号：KR1020000064252

申请日：2000-10-31

Applicant: 한국과학기술연구원

Inventor： 제해준 ,  박재관 ,  조운조 ,  김병국 ,  김진상

IPC: G11B5/10

Abstract: PURPOSE: A junction glass for magnetic heads is provided to have a thermal expansion coefficient similar to ferrite and to have a junction temperature under 600 °C. And the junction glass is provided to have an excellent water resistance and an abrasion resistance, and to prevent the encroachment of a thin film or the generation of foam upon heat treatment. CONSTITUTION: A junction glass has a low fusion point that is used for uniting or fixing a magnetic head at a temperature under 600 °C. The junction glass for magnetic heads is used to unite or fix an MIG(Metal In Gap) type magnetic head, in which a FeN type metal magnetic thin film is formed in a gap of a pair of ferrite cores. And the junction glass for magnetic heads consists of, in percentage, PbO 45-80 %, SiO2 5-25%, B,.2 O3 0-10%. Bi2 O3 0-20%, Al2 O3 0-10%, .ZnO 0-10%, Fe2 O3 0-5%, Sb2 O3 0-2%, and Na2 O and K2 O 0-10%.

Abstract translation: 目的：提供用于磁头的接合玻璃以具有与铁素体相似的热膨胀系数，并具有低于600℃的结温。 并且提供接合玻璃以具有优异的耐水性和耐磨性，并且在热处理时防止薄膜的侵入或泡沫的产生。 结构：接合玻璃具有低熔点，用于在600℃以下的温度下结合或固定磁头。 用于磁头的接合玻璃用于联合或固定在一对铁氧体磁心的间隙中形成FeN型金属磁性薄膜的MIG（金属间隙）型磁头。 用于磁头的接合玻璃以PbO 45-80％，SiO 2 5-25％，B，.0 O 3 0-10％的百分比组成。 Bi 2 O 3 0-20％，Al 2 O 3 0-10％，ZO 10-10％，Fe 2 O 3 0-5％，Sb 2 O 3 0-2％，Na 2 O和K 2 O 0-10％。

公开(公告)号：KR1020020024849A

公开(公告)日：2002-04-03

申请号：KR1020000056623

申请日：2000-09-27

Applicant: 한국과학기술연구원

Inventor： 김병국 ,  이종호

IPC: C04B35/26 ,  H01B3/12 ,  H01G4/12

CPC classification number: C04B35/2641 ,  H01B3/12 ,  H01G4/12

Abstract: PURPOSE: Provided is a dielectric ceramics composition comprising Pb(Fe1/2Nb1/2)O3(PFN) including rare earth metal oxide(RE2O3) as a main raw material, and CuO as an additive. The composition has ultrafine particles(

Abstract translation: 目的：提供包含作为主要原料的包含稀土金属氧化物（RE2O3）的Pb（Fe1 / 2Nb1 / 2）O3（PFN）和作为添加剂的CuO的电介质陶瓷组合物。 该组合物具有超细颗粒（<= 0.8微米），并在低温（1100℃）下烧结。 构成：通过以下步骤制备电介质陶瓷组合物：湿球磨PbO，Fe2O3，Nb2O5，RE2O3作为晶粒生长抑制剂，CuO作为由式表示的组成的烧结助剂，Pb（Fe1 / 2Nb1 / 2）O3 + xRE2O3 + yCuO，其中0.00

公开(公告)号：KR1020020024690A

公开(公告)日：2002-04-01

申请号：KR1020000056463

申请日：2000-09-26

Applicant: 한국과학기술연구원

Inventor： 김병국 ,  김진상

IPC: C04B35/468 ,  H01B3/12 ,  H01G4/12

CPC classification number: C04B35/468 ,  C04B35/6303 ,  C04B35/64 ,  C04B2111/00844 ,  C04B2111/90 ,  C04B2235/3236 ,  H01B3/12 ,  H01G4/1227

Abstract: PURPOSE: Provided is a preparation method of dielectric ceramics with ultrafine particles and high density at low temperature by adding CuO and rare earth metal oxide to BaTiO3, and sintering in O2 atmosphere. CONSTITUTION: Ultrafine dielectric ceramics are prepared by the following steps: wet ball-milling powders of raw materials, BaTiO3, CuO and RE3O3, for a slurry of BaTiO3 + xCuO + yRE2O3, where 0.00

Abstract translation: 目的：通过向BaTiO3中加入CuO和稀土金属氧化物，并在O2气氛中烧结，提供了一种具有超细颗粒和低温高密度电介质陶瓷的制备方法。 构成：通过以下步骤制备超细电介质陶瓷：用于BaTiO3 + xCuO + yRE2O3的浆料的原料BaTiO 3，CuO和RE 3 O 3的湿球磨粉，其中0.00

公开(公告)号：KR100313324B1

公开(公告)日：2001-11-09

申请号：KR1019990047980

申请日：1999-11-01

Applicant: 한국과학기술연구원

Inventor： 김병국 ,  조지만 ,  제해준 ,  이해원

IPC: H01B3/12

Abstract: 본발명은저온소성용초미립유전체세라믹조성물에관한것으로, 0 ~ 5 mole의 CuTiO를조합한 BaTiO를주조성으로하고, 특히양호한소결성을가지는 2 mole의 CuTiO와의조합에대해첨가제로서 MO가 0 ~ 5 mole로구성되는것을특징으로한다. 여기서 M은 La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er 및 Yb 중에서선택되는어느하나이상의성분이다. 본발명에따르면 1100℃의 저온에서평균입경이 0.2㎛이하인저온소성용초미립 BaTiO계유전체세라믹스를얻을수 있다.

公开(公告)号：KR1020010044922A

公开(公告)日：2001-06-05

申请号：KR1019990047982

申请日：1999-11-01

Applicant: 한국과학기술연구원

Inventor： 김병국 ,  조지만 ,  제해준 ,  이해원

IPC: H01B3/12

Abstract: PURPOSE: An ultrafine dielectric ceramic composition for a low temperature plasticity is provided to achieve a low temperature plasticity and an ultrafine BaTiO3 dielectric ceramic composition by adding a proper sintering material to the BaTiO3. CONSTITUTION: An ultrafine dielectric ceramic composition for a low temperature plasticity is made based on the following formula BaTiO3 + xCu2O. Here, x is ranging from 0.00 to 0.05. M2O3 is added to the composition as much as 0 to 5 mole. Here, M is one or more selected from the group consisting of La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er and Yb.

Abstract translation: 目的：提供一种低温可塑性的超细电介质陶瓷组合物，通过向BaTiO3中加入适当的烧结材料来实现低温塑性和超细BaTiO3介电陶瓷组合物。 构成：用于低温可塑性的超细电介质陶瓷组合物是基于下式BaTiO3 + xCu2O制成的。 这里，x为0.00〜0.05。 向组合物中加入多至0至5摩尔的M2O3。 这里，M是选自La，Pr，Nd，Sm，Eu，Gd，Tb，Dy，Ho，Er和Yb中的一种或多种。

公开(公告)号：KR102218226B1

公开(公告)日：2021-02-22

申请号：KR1020190053552

申请日：2019-05-08

Applicant: 한국과학기술연구원

Inventor： 김형철 ,  김병국 ,  정훈기 ,  정경윤 ,  이종호 ,  이해원 ,  손지원 ,  정으뜸 ,  김지수 ,  최성준

IPC: H01M10/0562 ,  C01B25/14 ,  C01B17/22 ,  H01B1/10

Abstract: 본발명은리튬이온전도도가현저하게향상된황화물계고체전해질및 이의제조방법에관한것이다. 구체적으로리튬원소(Li), 인원소(P), 황원소(S) 및할로겐원소(X)를포함하고, 아지로다이트(Argyrodite)형결정구조의결정상을포함하며, 상기인 원소(P)에대한상기할로겐원소(X)의몰 비(X/P)가 1 초과인황화물계고체전해질에관한것이다.