Title:
DLC FILM COATING-EQUIPPED CAP, AND CAPPED RESIN CONTAINER
Document Type and Number:
WIPO Patent Application WO/2015/141494
Kind Code:
A1
Abstract:
Provided are a DLC film coating-equipped cap and a capped resin container , with which, even if low density polyethylene is used to form the cap, the oxygen permeability of the cap does not approach the oxygen permeability of a bottle, and the total effect of oxygen permeating through the cap can be suppressed. A DLC film (60) having a thickness of 0.1-20 µm is formed on the surfaces of a low density polyethylene cap (1) attached to a mouth part of a bottle. The cap (1) is configured from: a cap main body (2); a lid body (3) capable of being attached to the cap main body (2); and a hinge (4) coupling the cap main body (2) and the lid body (3). The DLC film (60) is only formed on the surfaces (51, 52) located outside when the cap (1) is in a state of being closed by the lid body (3).
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Inventors:
ARAKI KENICHIRO (JP)
Application Number:
PCT/JP2015/056628
Publication Date:
September 24, 2015
Filing Date:
March 06, 2015
Export Citation:
Assignee:
NIHON YAMAMURA GLASS CO LTD (JP)
International Classes:
B65D47/08; B65D41/34
Domestic Patent References:
WO2005085077A1 | 2005-09-15 |
Foreign References:
JP2002179126A | 2002-06-26 | |||
JP2004338717A | 2004-12-02 | |||
JP2010037498A | 2010-02-18 | |||
JP2007039117A | 2007-02-15 | |||
JP2001315814A | 2001-11-13 |
Attorney, Agent or Firm:
TANAKA, ISAO (JP)
Norio Tanaka (JP)
Norio Tanaka (JP)
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