Title:
PROTECTIVE FILM FOR SURFACE OF DIE AND PROTECTIVE FILM FOR SURFACE OF METAL WORKING TOOL
Document Type and Number:
Japanese Patent JP2006138008
Kind Code:
A
Abstract:
To impart high hardness in a certain degree to a protective film for the surface of a metal working tool such as a die and a cutting tool for improving the appearance of a molding, further, to improve its lubricity, and to reduce its wettability as well.
The protective film for the surface of a metal working tool is composed of a mixed film or a stacked film of the nitride of a transition metal element and carbon having an amorphous structure and deposited on a metal surface by a vapor phase thin film deposition process.
Inventors:
NOSE MASATERU
TSUKASA SEIICHI
OI MIKI
TSUKASA SEIICHI
OI MIKI
Application Number:
JP2005280289A
Publication Date:
June 01, 2006
Filing Date:
September 27, 2005
Export Citation:
Assignee:
TAKAOKA NAT COLLEGE
HOKUNETSU KK
HOKUNETSU KK
International Classes:
C23C26/00; B22D17/22; C23C14/06
Attorney, Agent or Firm:
Nobumichi Miyata
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