公开(公告)号：US08575030B2

公开(公告)日：2013-11-05

申请号：US13196594

申请日：2011-08-02

申请人： Gaku Minamihaba ,  Yukiteru Matsui ,  Nobuyuki Kurashima ,  Hajime Eda

发明人： Gaku Minamihaba ,  Yukiteru Matsui ,  Nobuyuki Kurashima ,  Hajime Eda

IPC分类号： H01L21/302

CPC分类号： B24B37/015 ,  B24B37/042 ,  B24B37/107 ,  B24B49/10 ,  B24B49/14 ,  H01L21/31053 ,  H01L21/3212 ,  H01L21/7684

摘要： According to one embodiment, a semiconductor device manufacturing method is disclosed. The method can include polishing a film on a semiconductor substrate by pressing the film against a polishing pad. Polishing the film comprises performing first polishing in which an entrance temperature of the polishing pad is adjusted to 40° C. (inclusive) to 50° C. (inclusive), and an exit temperature of the polishing pad is adjusted to be higher by 5° C. or more than the entrance temperature. Polishing the film comprises performing second polishing in which the entrance temperature is adjusted to 30° C. or less, and the exit temperature is adjusted to be higher by 5° C. or more than the entrance temperature.

摘要翻译： 根据一个实施例，公开了半导体器件制造方法。 该方法可以包括通过将膜压在抛光垫上来在半导体衬底上抛光膜。 抛光膜包括进行抛光垫的入口温度调节至40℃（含）至50℃（含）的第一次抛光，并将抛光垫的出口温度调节至5以上 °C或大于入口温度。 对该膜进行抛光包括进行入口温度为30℃以下的第二次研磨，将出口温度调整为5℃以上，进入温度以上。

公开(公告)号：US07833431B2

公开(公告)日：2010-11-16

申请号：US11561071

申请日：2006-11-17

申请人： Gaku Minamihaba ,  Nobuyuki Kurashima ,  Dai Fukushima ,  Yukiteru Matsui ,  Susumu Yamamoto ,  Hiroyuki Yano

发明人： Gaku Minamihaba ,  Nobuyuki Kurashima ,  Dai Fukushima ,  Yukiteru Matsui ,  Susumu Yamamoto ,  Hiroyuki Yano

IPC分类号： B44C1/22 ,  H01L21/302 ,  C09K13/00 ,  C03C15/00

CPC分类号： H01L21/3212 ,  C09G1/02 ,  H01L21/31058 ,  H01L21/31144 ,  H01L21/7684

摘要： An aqueous dispersion for chemical mechanical polishing is provided, which includes water and a resin particle. The resin particles accompany with a projection having a curvature radius ranging from 10 nm to 1.65 μm on a surface. The maximum length of the resin particles is not more than 5 μm and is 2.5 to 25 times as large as the curvature radius.

摘要翻译： 提供了用于化学机械抛光的水分散体，其包括水和树脂颗粒。 树脂颗粒在表面附近具有范围为10nm至1.65μm的曲率半径的突起。 树脂粒子的最大长度为5μm以下，为曲率半径的2.5〜25倍。

公开(公告)号：US20050118819A1

公开(公告)日：2005-06-02

申请号：US11025940

申请日：2005-01-03

申请人： Gaku Minamihaba ,  Yukiteru Matsui ,  Nobuyuki Kurashima ,  Hiroyuki Yano

发明人： Gaku Minamihaba ,  Yukiteru Matsui ,  Nobuyuki Kurashima ,  Hiroyuki Yano

IPC分类号： H01L21/3205 ,  C09G1/02 ,  H01L21/02 ,  H01L21/304 ,  H01L21/321 ,  H01L21/3213 ,  H01L21/302 ,  H01L21/461

CPC分类号： H01L21/02074 ,  C09G1/02 ,  H01L21/3212

摘要： There is disclosed a post-CMP treating liquid comprising water, and resin particles dispersed in the water and having a functional group at a surface thereof, or comprising water, resin particles dispersed in the water, and an additive having a functional group and incorporated in the water. The post-CMP treating liquid exhibits a polishing rate both of an insulating film and a conductive film of 10 nm/min or less.

公开(公告)号：US06858539B2

公开(公告)日：2005-02-22

申请号：US10330105

申请日：2002-12-30

申请人： Gaku Minamihaba ,  Yukiteru Matsui ,  Nobuyuki Kurashima ,  Hiroyuki Yano

发明人： Gaku Minamihaba ,  Yukiteru Matsui ,  Nobuyuki Kurashima ,  Hiroyuki Yano

IPC分类号： H01L21/3205 ,  C09G1/02 ,  H01L21/02 ,  H01L21/304 ,  H01L21/321 ,  H01L21/3213 ,  H01L21/302

CPC分类号： H01L21/02074 ,  C09G1/02 ,  H01L21/3212

摘要： There is disclosed a post-CMP treating liquid comprising water, and resin particles dispersed in the water and having a functional group at a surface thereof, or comprising water, resin particles dispersed in the water, and an additive having a functional group and incorporated in the water. The post-CMP treating liquid exhibits a polishing rate both of an insulating film and a conductive film of 10 nm/min or less.

摘要翻译： 公开了包含水的后CMP处理液，分散在水中的树脂粒子，在其表面具有官能团，或由水，分散在水中的树脂粒子构成的具有官能团的添加剂， 水。 后CMP处理液的绝缘膜和导电膜的抛光速度为10nm / min以下。

公开(公告)号：US20130095661A1

公开(公告)日：2013-04-18

申请号：US13428163

申请日：2012-03-23

申请人： Akifumi GAWASE ,  Yukiteru Matsui ,  Gaku Minamihaba ,  Hajime Eda

发明人： Akifumi GAWASE ,  Yukiteru Matsui ,  Gaku Minamihaba ,  Hajime Eda

IPC分类号： H01L21/302 ,  B24B53/017 ,  B24B37/015 ,  B24B37/013 ,  B24B37/07

CPC分类号： H01L21/76224 ,  C09G1/02 ,  H01L21/31053

摘要： According to one embodiment, a CMP method includes starting a polishing of a silicon oxide film by using a slurry including a silicon oxide abrasive and a polishing stopper film including a silicon nitride film, and stopping the polishing when the polishing stopper is exposed. The slurry includes a first water-soluble polymer with a weight-average molecular weight of 50000 or more and 5000000 or less, and a second water-soluble polymer with a weight-average molecular weight of 1000 or more and 10000 or less.

摘要翻译： 根据一个实施例，CMP方法包括通过使用包括氧化硅研磨剂的浆料和包括氮化硅膜的抛光阻挡膜来开始研磨氧化硅膜，并且在抛光停止剂暴露时停止抛光。 浆料包括重均分子量为50000以上且5000000以下的第一水溶性聚合物和重均分子量为1000以上且10000以下的第二水溶性聚合物。

公开(公告)号：US20130040456A1

公开(公告)日：2013-02-14

申请号：US13427950

申请日：2012-03-23

申请人： Hajime EDA ,  Yukiteru Matsui ,  Gaku Minamihaba ,  Akifumi Gawase

发明人： Hajime EDA ,  Yukiteru Matsui ,  Gaku Minamihaba ,  Akifumi Gawase

IPC分类号： H01L21/768

CPC分类号： H01L21/7684 ,  H01L21/02074 ,  H01L21/3212 ,  H01L21/67219

摘要： According to one embodiment, a method of manufacturing a semiconductor device is provided. In the method, a groove is formed in a insulating film on a semiconductor substrate. An underlayer film is formed on the insulating film. A metal film is formed on the underlayer film. First polishing, in which the metal film is removed, is performed by supplying a first CMP slurry containing metal ions. The surfaces of the polishing pad and the semiconductor substrate are cleaned by supplying organic acid and pure water. Second polishing, in which the underlayer film is removed from the portion other than the groove, is performed by supplying a second CMP slurry different from the first CMP slurry.

摘要翻译： 根据一个实施例，提供一种制造半导体器件的方法。 在该方法中，在半导体衬底上的绝缘膜中形成沟槽。 在绝缘膜上形成下层膜。 在下层膜上形成金属膜。 通过提供含有金属离子的第一CMP浆料来进行其中去除金属膜的第一次抛光。 通过供给有机酸和纯水来清洗抛光垫和半导体基板的表面。 通过供给不同于第一CMP浆料的第二CMP浆料，进行从凹槽以外的部分除去下层膜的第二研磨。

公开(公告)号：US20110294291A1

公开(公告)日：2011-12-01

申请号：US13035546

申请日：2011-02-25

申请人： Yukiteru Matsui ,  Gaku Minamihaba ,  Hajime Eda ,  Masayoshi Iwayama ,  Minoru Amano ,  Masatoshi Yoshikawa ,  Motoyuki Sato ,  Kyoichi Suguro ,  Masako Kodera

发明人： Yukiteru Matsui ,  Gaku Minamihaba ,  Hajime Eda ,  Masayoshi Iwayama ,  Minoru Amano ,  Masatoshi Yoshikawa ,  Motoyuki Sato ,  Kyoichi Suguro ,  Masako Kodera

IPC分类号： H01L21/768

CPC分类号： H01L21/02697 ,  H01L21/3212 ,  H01L21/7684 ,  H01L21/76877 ,  H01L21/76883 ,  H01L27/228

摘要： According to one embodiment, a semiconductor device includes a switch element provided in a surface area of a semiconductor substrate, a contact plug with an upper surface and a lower surface, and a function element provided on the upper surface of the contact plug. The lower surface of the contact plug is connected to the switch element. The upper surface of the contact plug has a maximum roughness of 0.2 nm or less.

摘要翻译： 根据一个实施例，半导体器件包括设置在半导体衬底的表面区域中的开关元件，具有上表面和下表面的接触插塞以及设置在接触插塞的上表面上的功能元件。 接触插头的下表面连接到开关元件。 接触塞的上表面的最大粗糙度为0.2nm以下。

公开(公告)号：US06935928B2

公开(公告)日：2005-08-30

申请号：US10882362

申请日：2004-07-02

申请人： Kazuhito Uchikura ,  Kazuo Nishimoto ,  Masayuki Hattori ,  Nobuo Kawahashi ,  Hiroyuki Yano ,  Yukiteru Matsui ,  Gaku Minamihaba ,  Dai Fukushima ,  Nobuyuki Kurashima

发明人： Kazuhito Uchikura ,  Kazuo Nishimoto ,  Masayuki Hattori ,  Nobuo Kawahashi ,  Hiroyuki Yano ,  Yukiteru Matsui ,  Gaku Minamihaba ,  Dai Fukushima ,  Nobuyuki Kurashima

IPC分类号： C09G1/02 ,  C09K3/14 ,  H01L21/02 ,  H01L21/321 ,  H01L21/302 ,  H01L21/461

CPC分类号： H01L21/02074 ,  C09G1/02 ,  C09K3/1463 ,  H01L21/3212

摘要： A chemical mechanical polishing aqueous dispersion comprises a component (A) composed of abrasive grains, a component (B) composed of at least one of quinolinecarboxylic acid and pyridinecarboxylic acid, a component (C) composed of an organic acid other than quinolinecarboxylic acid and pyridinecarboxylic acid and a component (D) composed of an oxidizing agent, wherein a mass ratio (WB/WC) of the content (WB) of the component (B) to the content (WC) of the component (C) is not less than 0.01 and less than 2, and the concentration of an ammonia component composed of ammonia and ammonium ion is not more than 0.005 mol/litter. According to the chemical mechanical polishing aqueous dispersion, various layers to be processed can be polished with high efficiency, and a sufficiently planarized polished surface of high precision can be obtained.

摘要翻译： 化学机械研磨用水系分散体包含由磨粒构成的成分（A），由喹啉羧酸和吡啶羧酸中的至少一种构成的成分（B），由喹啉羧酸以外的有机酸构成的成分（C），吡啶羧酸 酸和由氧化剂组成的组分（D），其中组分（B）的含量（WB）与组分（C）的含量（WC）的质量比（WB / WC）不小于 0.01和小于2，由氨和铵离子组成的氨组分的浓度不大于0.005mol / l。 根据化学机械研磨水分散体，能够高效率地研磨各种被处理层，能够得到高精度的平坦化的抛光面。

公开(公告)号：US20050037693A1

公开(公告)日：2005-02-17

申请号：US10882362

申请日：2004-07-02

申请人： Kazuhito Uchikura ,  Kazuo Nishimoto ,  Masayuki Hattori ,  Nobuo Kawahashi ,  Hiroyuki Yano ,  Yukiteru Matsui ,  Gaku Minamihaba ,  Dai Fukushima ,  Nobuyuki Kurashima

发明人： Kazuhito Uchikura ,  Kazuo Nishimoto ,  Masayuki Hattori ,  Nobuo Kawahashi ,  Hiroyuki Yano ,  Yukiteru Matsui ,  Gaku Minamihaba ,  Dai Fukushima ,  Nobuyuki Kurashima

IPC分类号： C09G1/02 ,  C09K3/14 ,  H01L21/02 ,  H01L21/321 ,  B24B1/00

CPC分类号： H01L21/02074 ,  C09G1/02 ,  C09K3/1463 ,  H01L21/3212

摘要： A chemical mechanical polishing aqueous dispersion comprises a component (A) composed of abrasive grains, a component (B) composed of at least one of quinolinecarboxylic acid and pyridinecarboxylic acid, a component (C) composed of an organic acid other than quinolinecarboxylic acid and pyridinecarboxylic acid and a component (D) composed of an oxidizing agent, wherein a mass ratio (WB/WC) of the content (WB) of the component (B) to the content (WC) of the component (C) is not less than 0.01 and less than 2, and the concentration of an ammonia component composed of ammonia and ammonium ion is not more than 0.005 mol/litter. According to the chemical mechanical polishing aqueous dispersion, various layers to be processed can be polished with high efficiency, and a sufficiently planarized polished surface of high precision can be obtained.

公开(公告)号：US08480915B2

公开(公告)日：2013-07-09

申请号：US13236229

申请日：2011-09-19

申请人： Gaku Minamihaba ,  Yukiteru Matsui

发明人： Gaku Minamihaba ,  Yukiteru Matsui

IPC分类号： B44C1/22 ,  C03C15/00 ,  C03C25/68 ,  C23F1/00

CPC分类号： B24B57/02 ,  B24B37/044 ,  C09G1/02 ,  H01L21/31053 ,  H01L21/76224

摘要： According to one embodiment, the method of manufacturing a semiconductor device includes contacting a film formed on a semiconductor substrate with a rotating polishing pad which is supported on a turntable, and feeding polishing foam to a region of the polishing pad with which the film is contacted, thereby polishing the film. The polishing foam is obtained by turning the aqueous dispersion into a foamy body. The aqueous dispersion includes 0.01-20% by mass of abrasive grain and 0.01-1% by mass of foam forming and retaining agent, all based on a total mass of the aqueous dispersion.

摘要翻译： 根据一个实施例，制造半导体器件的方法包括使形成在半导体衬底上的膜与支撑在转台上的旋转抛光垫接触，并将抛光泡沫馈送到与其接触的抛光垫的区域 ，从而研磨膜。 抛光泡沫是通过将水性分散体转化为泡沫体而获得的。 所述水分散体包含0.01〜20质量％的磨粒和0.01〜1质量％的泡沫形成保持剂，全部以水分散体的总质量为基准。