Title:
POROUS SHEET
Document Type and Number:
Japanese Patent JPH05186623
Kind Code:
A
Abstract:
PURPOSE:To provide a porous sheet comprising a degradable material, having fine communicated holes permitting the passage of gases but not permitting the passage of liquids, and useful for bandages, bed sheets, pillow covers, sanitary napkins, etc. CONSTITUTION:For example, a sheet produced from a degradable plastics, especially a polyolefin resin such as degradable polyethylene resin or degradable polypropylene containing an inorganic filler (e.g. calcium carbonate, zeolite) is monoaxially or diaxially stretched to obtain the objective sheet having a thickness of preferably 10-100mum.
Inventors:
SUGIYAMA YASUHARU
TSUCHIYA HIROTAKA
TSUCHIYA HIROTAKA
Application Number:
JP468292A
Publication Date:
July 27, 1993
Filing Date:
January 14, 1992
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD
International Classes:
A61F13/15; A61F13/49; A61F13/551; C08J9/00; D04H13/02; (IPC1-7): A61F13/15; C08J9/00; D04H13/02
Attorney, Agent or Firm:
Yasuo Ishikawa (2 outside)