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    • 11. 发明申请
    • Chemical mechanical polishing method
    • 化学机械抛光方法
    • US20070284338A1
    • 2007-12-13
    • US11808148
    • 2007-06-07
    • Yukiteru MatsuiTakatoshi Ono
    • Yukiteru MatsuiTakatoshi Ono
    • H01L21/461C03C15/00H01L21/302
    • H01L21/31053B24B37/26
    • A chemical mechanical polishing method includes bringing a body to be polished into contact with a polishing pad mounted on a rotating polishing table while feeding a polishing slurry to the polishing pad. The polishing pad is formed of a laminate comprising a first pad layer in contact with the body, and a second pad layer positioned on a side of the polishing table with a water-proof film being interposed therebetween wherein the first pad layer is provided with a pad-cooling hole reaching the second pad layer and the second pad layer is provided with a cooling trench radially disposed to interconnect with the pad-cooling hole. The polishing slurry is fed to a surface of the first pad layer to polish the body, while permitting part of the polishing slurry to pass through the pad-cooling hole to the cooling trench.
    • 一种化学机械抛光方法,包括使研磨体与抛光垫相接触,并将其抛光到抛光垫上。 抛光垫由包括与主体接触的第一焊盘层的层压体形成,以及位于抛光台侧面上的防水膜的第二焊盘层,其中第一焊盘层设置有 到达第二焊盘层的焊盘冷却孔和第二焊盘层设置有径向设置以与焊盘冷却孔互连的冷却沟槽。 抛光浆料被供给到第一垫层的表面以抛光主体,同时允许抛光浆料的一部分通过焊盘冷却孔通向冷却槽。