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    • 2. 发明专利
    • Method and liquid for preventing oxidation on metallic film surface
    • 用于防止金属膜表面氧化的方法和液体
    • JP2012031501A
    • 2012-02-16
    • JP2010208053
    • 2010-09-16
    • Fujifilm Corp富士フイルム株式会社
    • MIZUTANI ATSUSHIINABA TADASHITAKAHASHI TOMOITAKAHASHI KAZUYOSHI
    • C23F11/00H01L21/301
    • C23F11/10C23F11/08
    • PROBLEM TO BE SOLVED: To provide a method and liquid for preventing oxidation, suppressing or preventing a metallic film surface on a semiconductor substrate from being corroded (eroded) due to oxidation, and also to provide a method and liquid for preventing oxidation, with which corrosion of a metallic film and an insulating layer is suppressed applying an antioxidation liquid and an excellent metallic film surface can be maintained utilizing the antioxidant effect, in particular, reducing the effect of water provided in large quantities in a dicing process.SOLUTION: When a metallic film surface on a semiconductor substrate is treated using an antioxidation liquid, a method for preventing oxidation on the metallic film surface uses a liquid comprising water added with at least a phosphorus-containing compound and a basic compound and adjusted to have a pH of 6-10 as the antioxidation liquid.
    • 要解决的问题:为了提供防止氧化的方法和液体,抑制或防止半导体衬底上的金属膜表面被氧化腐蚀(侵蚀),并且还提供用于防止氧化的方法和液体 利用抗氧化效果,特别是降低在切割工艺中大量提供的水的效果,可以抑制金属膜和绝缘层的腐蚀而施加抗氧化液体并且优异的金属膜表面。 解决方案:当使用抗氧化液处理半导体衬底上的金属膜表面时,金属膜表面上的防止氧化的方法使用包含添加至少含磷化合物和碱性化合物的水的液体, 调节pH值为6-10作为抗氧化液体。 版权所有(C)2012,JPO&INPIT
    • 8. 发明专利
    • Cleaning agent for semiconductor substrate surface, method of cleaning semiconductor device using the same
    • 用于半导体衬底表面的清洁剂,使用其清洁半导体器件的方法
    • JP2010087258A
    • 2010-04-15
    • JP2008254930
    • 2008-09-30
    • Fujifilm Corp富士フイルム株式会社
    • NISHIWAKI YOSHINORITAKAHASHI KAZUYOSHITAKAHASHI TOMOI
    • H01L21/304C11D3/20C11D3/28C11D7/26C11D7/32
    • PROBLEM TO BE SOLVED: To provide a cleaning agent for use in a cleaning step after a planarization polishing step in the step of manufacturing a semiconductor device which can remove organic substance pollution and particle pollution in short time on the surface of the semiconductor device, especially on the surface of the semiconductor device on which copper wiring is laid without causing the corrosion of the copper wiring and which can excellently clean the surface of a substrate, and a cleaning method using the same.
      SOLUTION: A cleaning agent is used after a chemical-mechanical polishing step in the step of manufacturing a semiconductor device on the surface of which copper wiring is laid. The cleaning agent for the surface of a semiconductor substrate contains a specific triazole compound or a specific tetrazole compound as a corrosion inhibitor compound.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种在半导体器件的制造步骤中的平坦化抛光步骤之后的清洁步骤中使用的清洁剂,其能够在半导体表面上短时间地除去有机物污染和颗粒污染 装置,特别是在布置有铜布线的半导体器件的表面上,而不会引起铜布线的腐蚀并且可以极好地清洁基板的表面,以及使用该布线的清洁方法。 解决方案:在布置铜布线的表面上制造半导体器件的步骤中,在化学机械抛光步骤之后使用清洁剂。 用于半导体衬底表面的清洁剂含有特定的三唑化合物或特定的四唑化合物作为腐蚀抑制剂化合物。 版权所有(C)2010,JPO&INPIT