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Patent Searching and Data


Title:
ANTISTATIC COVER FILM
Document Type and Number:
Japanese Patent JP2003326635
Kind Code:
A
Abstract:

To obtain an antistatic cover film which is equipped with an antistatic property, heat-sealing properties and transparency and little in permeation of moisture.

The antistatic cover film has an antistatic layer on both surfaces of a laminated body wherein a metallic oxide is formed on at least one side surface of a polyester film and a heat sealing layer comprising a thermoplastic resin of ≥60°C in melting point is formed on the metallic oxide layer, a light transmittance of ≥80%, and has a water vapor permeability is ≤3 g/m2/24 hr and a surface resistance value of ≤1012 Ω/square.


Inventors:
NISHIYAMA KIMINORI
Application Number:
JP2002136729A
Publication Date:
November 19, 2003
Filing Date:
May 13, 2002
Export Citation:
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Assignee:
TEIJIN DUPONT FILMS JAPAN LTD
International Classes:
B65D65/02; B32B9/00; B32B27/36; (IPC1-7): B32B9/00; B32B27/36; B65D65/02
Attorney, Agent or Firm:
Hideko Mihara