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    • 2. 发明申请
    • CHEMICAL MECHANICAL POLISHING COMPOSITION AND PROCESS
    • 化学机械抛光组合物和工艺
    • WO1998004646A1
    • 1998-02-05
    • PCT/US1997012220
    • 1997-07-21
    • EKC TECHNOLOGY, INC.SMALL, Robert, J.McGHEE, LaurenceMALONEY, David, JohnPETERSON, Mary, Louise
    • EKC TECHNOLOGY, INC.
    • C09K13/00
    • C09G1/02C09K13/00C09K13/06C23F3/00H01L21/02074H01L21/3212Y10S438/959
    • A composition for chemical mechanical polishing includes a slurry. A sufficient amount of a selectively oxidizing and reducing compound is provided in the composition to produce a differential removal of a metal and a dielectric material. A pH adjusting compounds adjusts the pH of the composition to provide a pH that makes the selectively oxidizing and reducing compound provide the differential removal of the metal and the dielectric material. A composition for chemical mechanical polishing is improved by including an effective amount for chemical mechanical polishing of a hydroxylamine compound, ammonium persulfate, a compound which is an indirect source of hydrogen peroxide, a peracetic acid or periodic acid. A method for chemical mechanical polishing comprises applying a slurry to a metal and dielectric material surface to produce mechanical removal of the metal and the dielectric material. A selectively oxidizing and reducing compound is applied to produce a differential removal of the metal and the dielectric material. The pH of the slurry and the selectively oxidizing and reducing compound is adjusted to provide the differential removal of the metal and the dielectric material. A method for chemical mechanical polishing comprises applying a slurry to a metal and dielectric material surface to produce mechanical removal of the metal and the dielectric material, and an effective amount for chemical mechanical polishing of a hydroxylamine compound, ammonium persulfate, a compound which is an indirect source of hydrogen peroxide, a peracetic acid or periodic acid.
    • 用于化学机械抛光的组合物包括浆料。 在组合物中提供足量的选择性氧化和还原化合物以产生金属和电介质材料的差别去除。 pH调节化合物调节组合物的pH以提供使得选择性氧化和还原化合物提供金属和电介质材料的差别去除的pH。 用于化学机械抛光的组合物通过包括有效量的羟胺化合物,过硫酸铵,作为过氧化氢的间接来源的化合物,过乙酸或高碘酸的化学机械抛光来改善。 用于化学机械抛光的方法包括将浆料施加到金属和介电材料表面以产生金属和电介质材料的机械去除。 施加选择性氧化还原化合物以产生金属和电介质材料的微分去除。 调节浆料和选择性氧化和还原化合物的pH以提供金属和电介质材料的差别去除。 一种用于化学机械抛光的方法包括将浆料施加到金属和介电材料表面以产生金属和介电材料的机械去除,以及用于化学机械抛光羟胺化合物,过硫酸铵,化合物为 过氧化氢的间接来源,过乙酸或高碘酸。
    • 9. 发明申请
    • ABRASIVE-FREE CHE.MICAL MECHANICAL POLISHING COMPOSITION AND POLISHING PROCESS CONTAINING SAME
    • 无磨损机械机械抛光组合物和包含其的抛光工艺
    • WO2005042658A1
    • 2005-05-12
    • PCT/US2004/034563
    • 2004-10-21
    • EKC TECHNOLOGY, INC.YAO, LiSMALL, Robert, J.
    • YAO, LiSMALL, Robert, J.
    • C09G1/02
    • C09G1/02C09G1/04C23F3/00H01L21/3212
    • The present invention relates generally to a chemical mechanical polishing composition for polishing a metal, a metal oxide, and/or a metal nitride layer of a substrate, which composition is substantially free of abrasive particles and comprises: a hydroxylamine derivative; a corrosion inhibitor; and water, wherein water comprises, the majority of the composition. The composition may optionally include, or alternately be substantially free from, one or more of the following: hydroxylamine, acid and/or bas(,. to adjust pH, two carbon atom linkage alkanolamine compounds, quaternary ammonium salts, chelating agents, organic solvents, non-hydroxyl-containing amine compounds, surfactants, additional oxidizing agents, and non-abrasive additives. A process for chemically mechanically polishing a substrate using such a polishing composition is also provided herein.
    • 本发明一般涉及用于抛光基材的金属,金属氧化物和/或金属氮化物层的化学机械抛光组合物,该组合物基本上不含磨料颗粒,并且包括:羟胺衍生物; 腐蚀抑制剂; 和水,其中水包含大部分组合物。 组合物可以任选地包括或替代地基本上不含以下的一种或多种:羟胺,酸和/或碱(调节pH,两个碳原子键链烷醇胺化合物,季铵盐,螯合剂,有机溶剂 非羟基胺化合物,表面活性剂,附加氧化剂和非研磨性添加剂。本文还提供使用这种抛光组合物对基材进行化学机械研磨的方法。