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Title:
HARD COATING FILM AND MOLD
Document Type and Number:
WIPO Patent Application WO/2017/199730
Kind Code:
A1
Abstract:
A hard coating film (12) contains at least tungsten, an element M, and carbon. In the hard coating film (12), the element M is at least one type of element selected from the group consisting of aluminum, silicon, boron and elements belonging to group 4a of the periodic table, elements belonging to group 5a of the periodic table, and elements belonging to group 6a of the periodic table excluding tungsten. The overall atomic ratio of tungsten and element M in the hard coating film (12) is 0.2-0.8.

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Inventors:
YAMAMOTO KENJI
Application Number:
PCT/JP2017/016882
Publication Date:
November 23, 2017
Filing Date:
April 28, 2017
Export Citation:
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Assignee:
KOBE STEEL LTD (JP)
International Classes:
C23C14/06; B21D37/01; B21D37/20; B23B27/14
Domestic Patent References:
WO2014104111A12014-07-03
Foreign References:
JP2009155721A2009-07-16
JP2011190539A2011-09-29
JP2006124818A2006-05-18
JPS52130490A1977-11-01
JP2004100004A2004-04-02
JP2015174196A2015-10-05
JP2015110259A2015-06-18
JP2015180764A2015-10-15
Attorney, Agent or Firm:
KOTANI, Etsuji et al. (JP)
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