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Patent Searching and Data


Title:
WATER PERMEABLE FILM AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2011/135742
Kind Code:
A1
Abstract:
Disclosed is a water permeable film containing a stretched resin film containing 18 - 42 wt% of a crystalline polyolefin resin (A), 5 - 15 wt% of a thermoplastic elastomer (B), 45 - 75 wt% of an inorganic fine powder (D) the surface of which has been hydrophilized by a surface treating agent (C). The water permeable film can be mass-produced stably at high speeds by a simple production process and has superior water permeability and tear resistance.

Inventors:
UCHINO Ryouichi (KASHIMA FACTORY 23, Touwada, Kamisu-sh, Ibaraki 02, 〒3140102, JP)
内野 良一 (〒02 茨城県神栖市東和田23番地 株式会社ユポ・コーポレーション 鹿島工場内 Ibaraki, 〒3140102, JP)
ISHIMOTO Shouichi (KASHIMA FACTORY 23, Touwada, Kamisu-sh, Ibaraki 02, 〒3140102, JP)
石元 正一 (〒02 茨城県神栖市東和田23番地 株式会社ユポ・コーポレーション 鹿島工場内 Ibaraki, 〒3140102, JP)
SUZUKI Tatsuya (KASHIMA FACTORY 23, Touwada, Kamisu-sh, Ibaraki 02, 〒3140102, JP)
Application Number:
JP2010/069071
Publication Date:
November 03, 2011
Filing Date:
October 27, 2010
Export Citation:
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Assignee:
YUPO CORPORATION (3 Kandasurugadai 4-chome, Chiyoda-ku Tokyo, 62, 〒1010062, JP)
株式会社ユポ・コーポレーション (〒62 東京都千代田区神田駿河台4丁目3番地 Tokyo, 〒1010062, JP)
UCHINO Ryouichi (KASHIMA FACTORY 23, Touwada, Kamisu-sh, Ibaraki 02, 〒3140102, JP)
内野 良一 (〒02 茨城県神栖市東和田23番地 株式会社ユポ・コーポレーション 鹿島工場内 Ibaraki, 〒3140102, JP)
ISHIMOTO Shouichi (KASHIMA FACTORY 23, Touwada, Kamisu-sh, Ibaraki 02, 〒3140102, JP)
石元 正一 (〒02 茨城県神栖市東和田23番地 株式会社ユポ・コーポレーション 鹿島工場内 Ibaraki, 〒3140102, JP)
International Classes:
C08J9/00; B32B5/18; B32B27/20; B32B27/32; C08K9/04; C08L23/10; C08L25/08
Attorney, Agent or Firm:
SIKs & Co. (8th Floor, Kyobashi-Nisshoku Bldg. 8-7, Kyobashi 1-chome, Chuo-k, Tokyo 31, 〒1040031, JP)
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Claims: