Title:
POLISHING METHOD AND POLISHING FLUID
Document Type and Number:
WIPO Patent Application WO/2003/071593
Kind Code:
A1
Abstract:
A method for polishing wherein an article is polished by the thrust thereof on fixed abrasive grains with sliding, characterized in that it comprises a first step of polishing the article to be polished while feeding a polishing fluid which contains an anionic surfactant and no abrasive grains. The method can be advantageously employed for polishing an article to be polished, such as a semiconductor wafer, using fixed abrasive grains.
Inventors:
WADA YUTAKA (JP)
AKATSUKA TOMOHIKO (JP)
SASAKI TATSUYA (JP)
HAGIHARA TOSHIYA (JP)
AKATSUKA TOMOHIKO (JP)
SASAKI TATSUYA (JP)
HAGIHARA TOSHIYA (JP)
Application Number:
PCT/JP2003/001870
Publication Date:
August 28, 2003
Filing Date:
February 20, 2003
Export Citation:
Assignee:
EBARA CORP (JP)
KAO CORP (JP)
WADA YUTAKA (JP)
AKATSUKA TOMOHIKO (JP)
SASAKI TATSUYA (JP)
HAGIHARA TOSHIYA (JP)
KAO CORP (JP)
WADA YUTAKA (JP)
AKATSUKA TOMOHIKO (JP)
SASAKI TATSUYA (JP)
HAGIHARA TOSHIYA (JP)
International Classes:
B24B7/22; B24B37/04; B24B49/12; B24B53/007; B24B53/02; C09G1/00; H01L21/304; H01L21/3105; (IPC1-7): H01L21/304; B24B37/00; C09K3/14
Domestic Patent References:
WO1998018159A1 | 1998-04-30 | |||
WO1997010613A1 | 1997-03-20 |
Foreign References:
JP2002043256A | 2002-02-08 | |||
JP2000173955A | 2000-06-23 | |||
US20020160609A1 | 2002-10-31 |
Other References:
See also references of EP 1478012A4
Attorney, Agent or Firm:
Watanabe, Isamu (5-8 Nishi-Shinjuku 7-chom, Shinjuku-ku Tokyo, JP)
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