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Title:
TRANSPARENT BARRIER FILM, LAMINATED MATERIAL USING THE SAME AND CONTAINER FOR PACKAGING
Document Type and Number:
Japanese Patent JP2005305856
Kind Code:
A
Abstract:

To provide a transparent barrier film with an excellent transparency and high and stable barrier properties, a laminated material equipped with the transparent barrier film and having an after-processing suitability, and a container for packaging.

The transparent barrier film has at least a substrate film 2 and a barrier layer 3 provided at least one face of the substrate film 2. The barrier layer 3 is a thin film mainly comprising a silicon oxide, and a surface projection ratio {(S/A-1)×100} calculated from the surface area (S) of the barrier layer 3 and an apparent surface area (A) is in a range of 0.4-3.6. In addition, the laminated material equipped with such a transparent barrier film as this and the container for packaging, are provided.


Inventors:
TAKAZAWA KAZUYUKI
Application Number:
JP2004126552A
Publication Date:
November 04, 2005
Filing Date:
April 22, 2004
Export Citation:
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Assignee:
DAINIPPON PRINTING CO LTD
International Classes:
B65D5/43; B32B9/00; B65D30/02; B65D65/40; (IPC1-7): B32B9/00; B65D5/43; B65D30/02; B65D65/40
Attorney, Agent or Firm:
Yasuo Ishikawa