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Patent Searching and Data


Title:
STRETCHED POROUS FILM AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2019/107555
Kind Code:
A1
Abstract:
The present invention realizes a stretched porous film having air permeability, water resistance, and flexibility. A stretched porous film according to an embodiment of the present invention includes a resin composition containing a specific polyethylene-based resin and a thermoplastic elastomer at a specific mass ratio, and has a moisture permeability of 1400 g/m2·24h or more.

Inventors:
TANAKA, Nobuyuki (1-1 Mikage-cho, Shunan-sh, Yamaguchi 48, 〒7458648, JP)
IMURA, Tetsuya (1-1 Mikage-cho, Shunan-sh, Yamaguchi 48, 〒7458648, JP)
KAMATA, Kunio (1-1 Mikage-cho, Shunan-sh, Yamaguchi 48, 〒7458648, JP)
Application Number:
JP2018/044253
Publication Date:
June 06, 2019
Filing Date:
November 30, 2018
Export Citation:
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Assignee:
TOKUYAMA CORPORATION (1-1 Mikage-cho, Shunan-shi Yamaguchi, 48, 〒7458648, JP)
International Classes:
C08J9/00; B29C67/20
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (Daiwa Minamimorimachi Building, 2-6 Tenjinbashi 2-chome Kita, Kita-ku, Osaka-sh, Osaka 41, 〒5300041, JP)
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