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    • 1. 发明授权
    • Removal of post-rie polymer on A1/CU metal line
    • 去除A1 / CU金属线上的后聚合物
    • US06849153B2
    • 2005-02-01
    • US09204706
    • 1998-12-03
    • Ravikumar RamachandranWesley NatzleMartin GutscheHiroyuki AkatsuChien Yu
    • Ravikumar RamachandranWesley NatzleMartin GutscheHiroyuki AkatsuChien Yu
    • H01L21/302G03F7/42H01L21/02H01L21/027H01L21/306H01L21/3065H01L21/3205H01L21/3213C23F1/08
    • H01L21/02071H01L21/02054H01L21/31138H01L21/32136Y10S134/902
    • A method for removal of post reactive ion etch sidewall polymer rails on a Al/Cu metal line of a semiconductor or microelectronic composite structure comprising: 1) supplying a mixture of an etching gas and an acid neutralizing gas into a vacuum chamber in which said composite structure is supported to form a water soluble material of sidewall polymer rails left behind on the Al/Cu metal line from the RIE process; removing the water soluble material with deionized water; and removing photo-resist from said composite structure by either a water-only plasma process or a chemical down stream etching method; or 2) forming a water-only plasma process to strip the photo-resist layer of a semiconductor or microelectronic composite structure previously subjected to a RIE process; supplying a mixture of an etching gas and an acid neutralizing gas into a vacuum chamber on which said structure is supported to form a water soluble material of saidwall polymer rails left behind on the Al/Cu metal line from the RIE process; and removing the water soluble material with deionized water.
    • 一种用于去除在半导体或微电子复合结构的Al / Cu金属线上的反应活性离子蚀刻侧壁聚合物轨道的方法,包括:1)将蚀刻气体和酸中和气体的混合物供应到真空室中,其中所述复合材料 结构被支撑以形成从RIE工艺在Al / Cu金属线上留下的侧壁聚合物轨道的水溶性材料; 用去离子水去除水溶性物质; 以及通过水纯等离子体工艺或化学下游蚀刻方法从所述复合结构中除去光致抗蚀剂; 或2)形成仅水性等离子体工艺以剥离先前经受RIE工艺的半导体或微电子复合结构的光致抗蚀剂层;将蚀刻气体和酸中和气体的混合物供应到真空室中,在真空室中, 被支撑以形成从RIE工艺在Al / Cu金属线上留下的所述壁聚合物轨道的水溶性材料; 并用去离子水去除水溶性物质。
    • 2. 发明授权
    • Removal of post-RIE polymer on Al/Cu metal line
    • 在Al / Cu金属线上去除RIE后聚合物
    • US5980770A
    • 1999-11-09
    • US061565
    • 1998-04-16
    • Ravikumar RamachandranWesley NatzleMartin GutscheHiroyuki AkatsuChien Yu
    • Ravikumar RamachandranWesley NatzleMartin GutscheHiroyuki AkatsuChien Yu
    • H01L21/302H01L21/02H01L21/3213C03C25/06C23F1/12
    • H01L21/02071H01L21/31138H01L21/32136Y10S438/906
    • A method for removal of post reactive ion etch sidewall polymer rails on a Al/Cu metal line of a semiconductor or microelectronic composite structure comprising:1) supplying a mixture of an etching gas and an acid neutralizing gas into a vacuum chamber in which said composite structure is supported to form a water soluble material of sidewall polymer rails left behind on the Al/Cu metal line from the RIE process; removing the water soluble material with deionized water; and removing photo-resist from said composite structure by either a water-only plasma process or a chemical down stream etching method; or2) forming a water-only plasma process to strip the photo-resist layer of a semiconductor or microelectronic composite structure previously subjected to a RIE process;supplying a mixture of an etching gas and an acid neutralizing gas into a vacuum chamber on which said structure is supported to form a water soluble material of saidwall polymer rails left behind on the Al/Cu metal line from the RIE process; andremoving the water soluble material with deionized water.
    • 一种用于去除在半导体或微电子复合结构的Al / Cu金属线上的反应活性离子蚀刻侧壁聚合物轨道的方法,包括:1)将蚀刻气体和酸中和气体的混合物供应到真空室中,其中所述复合材料 结构被支撑以形成从RIE工艺在Al / Cu金属线上留下的侧壁聚合物轨道的水溶性材料; 用去离子水去除水溶性物质; 以及通过水纯等离子体工艺或化学下游蚀刻方法从所述复合结构中除去光致抗蚀剂; 或2)形成仅水等离子体工艺以剥离先前经过RIE工艺的半导体或微电子复合结构的光致抗蚀剂层; 将一种蚀刻气体和酸中和气体的混合物供给到所述结构被支撑的真空室中,以形成从RIE工艺在Al / Cu金属管线上留下的所述壁聚合物轨道的水溶性材料; 并用去离子水除去水溶性物质。