Title:
ELECTROFORMING GRINDING STONE
Document Type and Number:
Japanese Patent JP2021058964
Kind Code:
A
Abstract:
To provide an electroforming grinding stone that can suppress corrosion of a cutting blade.SOLUTION: An electroforming grinding stone includes: an annular base including an opening in the center part thereof; and a cutting blade formed along an outer peripheral edge of the base. The cutting blade includes abrasive grains and a binder for fixing the abrasive grains. The base is formed with a corrosion layer made of a material having an ionization tendency that is larger than that of a material constituting the binder.SELECTED DRAWING: Figure 1
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Inventors:
AIKAWA HIROKI
Application Number:
JP2019184654A
Publication Date:
April 15, 2021
Filing Date:
October 07, 2019
Export Citation:
Assignee:
DISCO ABRASIVE SYSTEMS LTD
International Classes:
B24D5/16; B24D3/06; B24D5/00; B24D5/12; H01L21/301
Domestic Patent References:
| JP2015089606A | 2015-05-11 |
Foreign References:
| US20020081776A1 | 2002-06-27 |
Attorney, Agent or Firm:
Akira Matsumoto
Tomohiro Okamoto
Kasahara Takahiro
Ei Okamoto
Takayuki Okano
Tomohiro Okamoto
Kasahara Takahiro
Ei Okamoto
Takayuki Okano