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    • 1. 发明申请
    • Method and composition for polishing a substrate
    • 抛光基材的方法和组合物
    • US20060169597A1
    • 2006-08-03
    • US11356352
    • 2006-02-15
    • Feng LiuTianbao DuAlain DuboustWei-Yung HsuRobert EwaldYuan TianYou WangStan Tsai
    • Feng LiuTianbao DuAlain DuboustWei-Yung HsuRobert EwaldYuan TianYou WangStan Tsai
    • B23H9/00B23H7/00
    • C25F3/02B23H5/08
    • Polishing compositions and methods for removing conductive materials from a substrate surface are provided. In one aspect, a composition includes an acid based electrolyte system, a corrosion inhibitor having an azole group, an organic acid salt, a pH adjusting agent to provide a pH between about 2 and about 10, and a solvent, and a solvent. The composition may be used in a conductive material removal process including disposing a substrate having a conductive material layer formed thereon in a process apparatus comprising an electrode, providing the composition between the electrode and substrate, applying a bias between the electrode and the substrate, and removing conductive material from the conductive material layer. The polishing compositions and methods described herein improve the effective removal rate of materials from the substrate surface, such as copper, with a reduction in planarization type defects and yielding a desirable surface finish.
    • 提供了抛光组合物和从衬底表面去除导电材料的方法。 在一个方面,组合物包括酸基电解质体系,具有唑基的腐蚀抑制剂,有机酸盐,pH调节剂以提供约2至约10的pH以及溶剂和溶剂。 该组合物可以用于导电材料去除工艺中,包括在包括电极的工艺设备中设置其上形成有导电材料层的衬底,在电极和衬底之间提供组合物,在电极和衬底之间施加偏压,以及 从导电材料层去除导电材料。 本文所述的抛光组合物和方法提高了材料从衬底表面(例如铜)的有效去除速率,同时平坦化型缺陷减少并产生理想的表面光洁度。
    • 4. 发明申请
    • PROCESS AND COMPOSITION FOR PASSIVATING A SUBSTRATE DURING ELECTROCHEMICAL MECHANICAL POLISHING
    • 电化学机械抛光过程中用于剥离基材的方法和组合
    • US20070144915A1
    • 2007-06-28
    • US11613918
    • 2006-12-20
    • Yuan TianRenhe JiaFeng LiuYongqi HuStan TsaiLiang-Yuh ChenRobert Ewald
    • Yuan TianRenhe JiaFeng LiuYongqi HuStan TsaiLiang-Yuh ChenRobert Ewald
    • B23H7/00H05K3/07
    • C25F3/02B23H5/08H01L21/32125
    • Compositions and methods for processing a substrate having a conductive material layer disposed thereon are provided. In one embodiment, a method of electrochemically processing a substrate using a conductive polishing article is provided. The method includes disposing a substrate having a conductive material layer formed thereon in a process apparatus comprising a cathode coupled to the conductive polishing article and an anode, wherein the substrate is in electrical contact with the anode, supplying a polishing composition comprising a cathodic inhibitor and an anodic inhibitor, forming a protective film on the cathode to prevent corrosion of the cathode, and polishing the substrate. In another embodiment, a composition for processing a substrate having a conductive material layer disposed thereon is provided which composition includes a corrosion inhibitor selected from the group of an amino acid based inhibitor, a polymeric based corrosion inhibitor, an oxidizer, a chelating inhibitor or combinations thereof.
    • 提供了用于处理其上设置有导电材料层的基板的组合物和方法。 在一个实施例中,提供了使用导电抛光制品电化学处理衬底的方法。 该方法包括将包括形成在其上的导电材料层的衬底放置在包括耦合到导电抛光制品的阴极和阳极的处理装置中,其中衬底与阳极电接触,提供包含阴极抑制剂的抛光组合物, 阳极抑制剂,在阴极上形成保护膜以防止阴极腐蚀,并抛光衬底。 在另一个实施方案中,提供了一种用于处理其上设置有导电材料层的基材的组合物,其组成包括选自氨基酸基抑制剂,聚合物基腐蚀抑制剂,氧化剂,螯合抑制剂或组合的腐蚀抑制剂 其中。