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    • 1. 发明公开
    • 단일 공정의 부식 방지된 구리 페이스트 제조와 다이폴 태그 안테나로의 응용
    • 用于制备腐蚀性预浸铜膏的一步法及其灵活的双极标签天线应用
    • KR1020150056963A
    • 2015-05-28
    • KR1020130139672
    • 2013-11-18
    • 서울대학교산학협력단
    • 장정식신근영
    • H01B1/02H01B1/16H01Q9/26
    • C23F1/16B22F1/004B22F1/0048B22F1/0055B22F1/0062B22F1/0074B22F1/0088C09D11/52H01B1/22H01Q9/26H01B1/14H01B1/02H01B1/16
    • 본발명은단일공정의부식방지된구리페이스트제조와다이폴태그안테나에의응용에관한것으로, 비활성기체분위기하 염산에의해구리분말표면을식각하고, 인산수용액을첨가하여상기식각된구리분말표면에구리인산염을형성한후, 비닐이미다졸-실란공중합체와폴리스타이렌술포네이트를도입하여상기구리인산염이형성된구리분말표면에부식방지용코팅층을형성하며, 원심분리기와마노유발기을이용하여고점도의분산성이우수한구리페이스트를제조하는방법을제공하며, 스크린프린팅을이용하여유연성필름위에구리페이스트박막을제조시고효율의다이폴태그안테나특성을갖음을제시한다. 본발명에따르면, 구리분말에일련의부식방지공정을통해열 경화공정없이내열성및 전기전도도가우수한구리페이스트를단일공정하에손쉽게제조할수 있는장점을가진다. 더욱이, 본발명에서제조될수 있는구리페이스트박막은크기와형태에구애되지않을뿐만아니라, 상대적으로가격경쟁력이우수한구리분말을활용함으로써, 저가로대량생산하는데유리함을제공하였다. 전기적응용측면에서본다면, 상기제조된구리페이스트박막은균일한전기전도도특성을갖으며, 외부힘에의한접힘시, 높은유연성특성을유지할수 있어고효율다이폴태그안테나특성을갖는구리페이스트제조가가능하다.
    • 本发明涉及一种利用偶极标签天线并用单一工艺制备防腐铜浆的方法。 用于制备具有高粘度和优异分散性的铜浆通过使用离心机和玛瑙研钵装置的方法包括以下步骤:在惰性气体气氛中用盐酸蚀刻铜粉表面; 在铜粉的蚀刻表面上加入磷酸水溶液以形成磷酸铜; 并引入乙烯基咪唑 - 硅烷共聚物和聚苯乙烯磺酸盐,在铜粉表面与磷酸铜形成防腐蚀涂层。 当通过丝网印刷在柔性膜上制备铜浆薄膜时,本发明可以实现高效率偶极标签天线性能。 本发明可以通过在铜粉上进行一系列防腐蚀操作步骤并且不进行热切割的方法,容易地制备具有优异的耐热性和导电性的铜浆料。 铜膏薄膜可以形成任何尺寸和形状,并且以低成本使用相对便宜的铜粉大量生产。 铜膏薄膜还具有均匀的导电性能,可用于电场,并在折叠时保持高柔性特性。
    • 7. 发明公开
    • ZnO계 글래스 프릿 조성물 및 이를 이용한 태양전지의 후면 전극용 알루미늄 페이스트 조성물
    • 基于ZNO的玻璃纤维组合物和用于使用其的太阳能电池后续接触的铝粉组合物
    • KR1020120025965A
    • 2012-03-16
    • KR1020110066024
    • 2011-07-04
    • 주식회사 동진쎄미켐
    • 황건호이영환노화영
    • C03C8/04H01B1/14C03C3/066H01L31/0224
    • C03C8/04C03C3/066H01B1/14H01L31/022425
    • PURPOSE: A ZnO based glass frit composition and an aluminum paste composition for rear electrode of solar cell using thereof are provided to minimize bending of substrate after plasticizing the substrate and increase open circuit voltage and phosphor conversion efficiency during manufacturing of the rear electrode of solar cell. CONSTITUTION: A ZnO based glass frit composition comprises 45-60 weight% of ZnO, more than one type of metal oxides which are selected from 0.1-45 weight% of SiO2, 0.1-40 weight% of B2O3, and 1-10 weight% of Al2O3, more than one type of transition metal oxides which are selected from 0.1-20 weight% of CeO, MnO2, CoO, and CuO, 3-5 weight% of P2O5 and 3-5 weight% of BaO. The glass frit composition has less than 5% of moisture content and average particle size of 0.5-20micro meters. The coefficient of thermal expansion for the glass frit composition is 50×10^-7/deg.C-150×10^-7/deg.C. The aluminum paste composition for rear electrode of solar cell comprises 40-90 weight% of aluminium powder, 0.1-10 weight% of inorganic binder, and 1-50 weight% of organic vehicle. The aluminum paste composition includes ZnO based glass frit composition as an inorganic binder.
    • 目的:提供一种ZnO基玻璃料组合物和用于使用其的太阳能电池后电极的铝浆组合物,以在使基板塑化之后使基板的弯曲最小化,并且在制造太阳能电池的后电极期间提高开路电压和荧光体转换效率 。 构成:ZnO基玻璃料组合物包含45-60重量%的ZnO,多于一种类型的金属氧化物,其选自0.1-45重量%的SiO 2,0.1-40重量%的B 2 O 3和1-10重量% 的Al 2 O 3,选自0.1-20重量%的CeO,MnO 2,CoO和CuO,3-5重量%的P 2 O 5和3-5重量%的BaO的多于一种的过渡金属氧化物。 玻璃料组合物的含水量小于5%,平均粒径为0.5-20微米。 玻璃料组合物的热膨胀系数为50×10 ^ -7 /℃〜150×10 ^ -7 /℃。 用于太阳能电池后电极的铝浆组合物包括40-90重量%的铝粉,0.1-10重量%的无机粘合剂和1-50重量%的有机载体。 铝浆料组合物包括作为无机粘合剂的ZnO基玻璃料组合物。
    • 9. 发明公开
    • 다상계 전기유변유체
    • 多相电磁流体
    • KR1020010019614A
    • 2001-03-15
    • KR1019990036128
    • 1999-08-28
    • 한국과학기술원
    • 박오옥진병두
    • H01B3/20
    • C10M171/001C10M2201/105C10M2203/102C10M2207/402C10M2217/028C10M2229/025C10N2250/02C10N2260/08H01B1/128H01B1/14H01B3/22H01B3/24H01B3/465
    • PURPOSE: Provided is multi-phase electrorheological fluid dispersing solid particles and liquid droplets simultaneously in continuous phase-oil by adding an emulsion type liquid component which is not mixed with the continuous phase-oil. CONSTITUTION: The multi-phase electrorheological fluid comprises the dispersed particles, the continuous phase-oil, and the emulsion droplets which is not mixed with the continuous phase-oil, wherein the electric conductivity and the dielectric constant of the dispersed droplets are higher than the continuous phase-oil's, and the dispersed emulsion droplets have a volume fraction of 1 to 49 vol%(based on the volume of the total liquid phase). The continuous phase-oil is silicone oil, the dispersed oil is caster oil or paraffin chloride oil having 1 to 80 % of chlorination, and the dispersed particle is polyaniline and derivatives thereof.
    • 目的:通过添加不与连续相油混合的乳液型液体组分,提供了在连续相油中同时分散固体颗粒和液滴的多相电流变流体。 构成:多相电流变流体包括不与连续相油混合的分散颗粒,连续相油和乳液液滴,其中分散液滴的导电性和介电常数高于 连续相油,分散的乳液液滴的体积分数为1〜49体积%(基于总液相的体积)。 连续相油为硅油,分散油为氯化1-80%的脚轮油或氯化烷烃,分散粒子为聚苯胺及其衍生物。