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Patent Searching and Data


Title:
SURFACE-COATED CUBIC BORON NITRIDE SINTERED BODY AND CUTTING TOOL PROVIDED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2018/220910
Kind Code:
A1
Abstract:
A surface-coated cubic boron nitride sintered body comprises a substrate, which is a cubic boron nitride sintered body, and a coating film that comes into contact with and covers the substrate. At the interface between the cubic boron nitride in the substrate and the coating film, the Fe content is 1 at% or less, the W content is 1 at% or less, and the O content is 2 at% or less.

Inventors:
ARUMSKOG PAER CHRISTOFFER (JP)
UTSUMI YOSHIHARU (JP)
TSUDA KEIICHI (JP)
SETOYAMA MAKOTO (JP)
TSUTSUMIUCHI YUKI (JP)
Application Number:
JP2018/006170
Publication Date:
December 06, 2018
Filing Date:
February 21, 2018
Export Citation:
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Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
SUMITOMO ELECTRIC HARDMETAL CORP (JP)
International Classes:
C04B35/5831; B23B27/14; B23B27/20; B23B51/00; B23C5/16; B23D77/00; B23F21/00; B23G5/06; C04B41/87
Foreign References:
JP2010029980A2010-02-12
JP2015209354A2015-11-24
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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