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    • 61. 发明授权
    • 액정표시장치용 어레이 기판의 제조방법
    • 液晶显示器阵列基板的制造方法
    • KR101608089B1
    • 2016-04-01
    • KR1020090067531
    • 2009-07-23
    • 동우 화인켐 주식회사
    • 이현규이석윤영진이우람
    • G02F1/136G02F1/1343
    • 본발명은, a) 기판상에게이트전극을형성하는단계로서, a1) 구리계금속막을형성하는단계및 a2) 상기구리계금속막을식각액조성물로식각하는단계를포함하여, 게이트전극을형성하는단계; b) 상기게이트전극을포함한기판상에게이트절연층을형성하는단계; c) 상기게이트절연층상에반도체층을형성하는단계; d) 상기반도체층상에소스및 드레인전극을형성하는단계로서, d1) 구리계금속막을형성하는단계및 d2) 상기구리계금속막을식각액조성물로식각하는단계를포함하여, 소스및 드레인전극을형성하는단계; 및 e) 상기드레인전극에연결된화소전극을형성하는단계를포함하며, 상기 a2) 단계및 상기 d2) 단계에서상기식각액조성물은, 조성물의총 중량에대해 a) 과산화수소(HO) 2 내지 30 중량%; b) 질산(HNO) 0.1 내지 5 중량%; c) 함불소화합물 0.01 내지 1.0 중량%; d) 아졸화합물 0.1 내지 5 중량%; e) 이미다졸류화합물 0.1 내지 8.0 중량%; 및 f) 잔량의물을포함하는것을특징으로하는액정표시장치용어레이기판의제조방법을제공한다.
    • A)在衬底上形成栅电极,所述方法包括:a1)形成铜基金属膜;以及a2)用蚀刻剂组合物蚀刻所述铜基金属膜以形成栅电极 。 b)在包括栅电极的衬底上形成栅极绝缘层; c)在栅极绝缘层上形成半导体层; d)在所述半导体层上形成源电极和漏电极,所述方法包括:d1)形成铜基金属膜;以及d2)用蚀刻剂组合物蚀刻所述铜基金属膜以形成源电极和漏电极 步骤; 和e)包括形成相对于所述组合物a)过氧化氢的(HO)2至30%(重量)的总重量计连接到所述漏电极的像素电极,其中,所述A2)工序和D2)在步骤中的蚀刻液体组合物具有的工序, 。 b)0.1-5重量%的硝酸(HNO); c)0.01至1.0重量%的氟化合物; d)0.1-5重量%的唑类化合物; e)0.1-8.0重量%的咪唑化合物; 并且f)剩余量的水。术语“液晶显示装置”
    • 66. 发明公开
    • 표시 장치 및 이의 제조 방법
    • 显示装置及其制造方法
    • KR1020130071083A
    • 2013-06-28
    • KR1020110138403
    • 2011-12-20
    • 동우 화인켐 주식회사
    • 이석김진성이현규
    • G02F1/136C09K13/00
    • G02F1/136286C09K13/04G02F1/13439G02F1/1368H01L21/3213
    • PURPOSE: A display device and a method for manufacturing the same are provided to simplify a manufacturing process by patterning a copper alloy film and an oxide semiconductor layer at the same time. CONSTITUTION: After a gate pattern is formed on a base substrate(110), a gate insulating layer(120) is formed on the base substrate. An oxide semiconductor layer, an etch stopper(ES), and a data metal layer are successively formed on the base substrate. A photoresist pattern(152) is formed on the base substrate. The data metal layer and the oxide semiconductor layer are etched at the same time by using the etchant composition. The etchant composition includes hydrogen peroxide 1 to 30 weight %, azole compound 0.1 to 5 weight %, fluoride compound 0.01 to 2.0 weight %, chelating agent 0.1 to 5 weight %, and water.
    • 目的:提供显示装置及其制造方法,以通过同时对铜合金膜和氧化物半导体层进行图案化来简化制造工艺。 构成:在基底基板(110)上形成栅极图案之后,在基底基板上形成栅极绝缘层(120)。 在基底基板上依次形成氧化物半导体层,蚀刻停止层(ES)和数据金属层。 在基底基板上形成光刻胶图案(152)。 通过使用蚀刻剂组合物同时蚀刻数据金属层和氧化物半导体层。 蚀刻剂组合物包含1〜30重量%的过氧化氢,0.1〜5重量%的唑类化合物,0.01〜2.0重量%的氟化物,0.1〜5重量%的螯合剂和水。
    • 67. 发明公开
    • 액정표시장치용 어레이 기판의 제조방법
    • 用于液晶显示的阵列基板的制造方法
    • KR1020130050155A
    • 2013-05-15
    • KR1020110115356
    • 2011-11-07
    • 동우 화인켐 주식회사
    • 이현규김진성이석정경섭
    • G02F1/136C09K13/00
    • G02F1/1362C09K13/04H01L21/3213
    • PURPOSE: A method for manufacturing an LCD array panel is provided to simplify a process for manufacturing substrates including a semiconductor substrate by using an etchant composition of a metal oxide semiconductor layer. CONSTITUTION: A gate insulating layer is formed on a substrate after a gate electrode is formed. An active layer made of metal oxide semiconductor is formed on the gate insulating layer. As the active layer is etched by using an etchant composition including hydrogen peroxide 5-25 weight %, fluorocompound 0.01-1 weight %, and azole compound 0.1-5 weight % and water, a source/drain electrode is formed on the active layer. A pixel electrode connected to the drain electrode is formed.
    • 目的:提供一种用于制造LCD阵列面板的方法,以简化通过使用金属氧化物半导体层的蚀刻剂组合物制造包括半导体衬底的衬底的工艺。 构成:在形成栅电极之后,在基板上形成栅极绝缘层。 在栅极绝缘层上形成由金属氧化物半导体构成的有源层。 通过使用包含5-25重量%的过氧化氢,0.01-1重量%的氟化合物和0.1〜5重量%的唑化合物和水的蚀刻剂组合物蚀刻活性层,在活性层上形成源/漏电极。 形成连接到漏电极的像素电极。
    • 69. 发明公开
    • 액정표시장치용 어레이 기판의 제조방법
    • 用于液晶显示的阵列基板的制造方法
    • KR1020130016068A
    • 2013-02-14
    • KR1020120081098
    • 2012-07-25
    • 동우 화인켐 주식회사
    • 전현수이석이현규정경섭
    • G02F1/1368H01L29/78C09K13/00
    • G02F1/136286C09K13/00C23F1/16H01L29/458H01L29/4908
    • PURPOSE: A method for fabricating an array substrate for a liquid crystal display device is provided to simplify an etching process by etching a gate electrode, a gate line, a source electrode, a drain electrode, and a data line at the same time. CONSTITUTION: Etching composition is used for etching a copper metal, a multilayer of the copper metal film and a metal oxide film, or a molybdenum metal layer. The etching composition includes hydrogen peroxide, fluorine containing compound, azole compound, sulfonic acid, and water. The Etching composition removes a residue due to an etching process. The azole compound controls the etching rate of the copper metal film. The sulfonic acid improves the taper angle and directivity of an etched metal layer.
    • 目的:提供一种用于液晶显示装置的阵列基板的制造方法,以同时蚀刻栅电极,栅极线,源电极,漏电极和数据线来简化蚀刻工艺。 构成:蚀刻组合物用于蚀刻铜金属,铜金属膜和金属氧化物膜的多层或钼金属层。 蚀刻组合物包括过氧化氢,含氟化合物,唑类化合物,磺酸和水。 蚀刻组合物由于蚀刻工艺而除去残留物。 唑类化合物控制铜金属膜的蚀刻速率。 磺酸改善了蚀刻金属层的锥角和方向性。
    • 70. 发明公开
    • 액정표시장치용 어레이 기판의 제조방법
    • 用于液晶显示的阵列基板的制造方法
    • KR1020130016067A
    • 2013-02-14
    • KR1020120081096
    • 2012-07-25
    • 동우 화인켐 주식회사
    • 이현규이석전현수
    • G02F1/1368C09K13/00
    • G02F1/136286C09K13/08G02F2001/136295H01B1/026
    • PURPOSE: A method for fabricating an array substrate for liquid crystal display device is provided to achieve a taper profile with an excellent etching uniformity by etching a copper metal film, a multilayer composed of the copper metal film and a metal oxide film, or a multilayer composed of the copper metal film and a molybdenum metal layer. CONSTITUTION: A copper metal film, a multilayer composed of the copper metal film and a metal oxide film, or a multilayer composed of the copper metal film and a molybdenum metal layer is formed on a substrate and a semiconductor layer. An etching process is performed on it to form a gate electrode, a source and a drain electrode. Etching composition includes hydrogen peroxide, fluorine containing compound, azole compound, fluorine containing compound, organic peracid, and water.
    • 目的:提供一种液晶显示装置用阵列基板的制造方法,通过蚀刻铜金属膜,由铜金属膜和金属氧化物膜构成的多层或多层膜,实现具有优异的蚀刻均匀性的锥形轮廓 由铜金属膜和钼金属层组成。 构成:在基板和半导体层上形成铜金属膜,由铜金属膜和金属氧化物膜构成的多层,或由铜金属膜和钼金属层构成的多层。 对其进行蚀刻处理以形成栅极,源极和漏极。 蚀刻组合物包括过氧化氢,含氟化合物,唑化合物,含氟化合物,有机过酸和水。