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Patent Searching and Data


Title:
LINING SHEET FOR CONCRETE FORM AND MANUFACTURING METHOD THEREOF
Document Type and Number:
Japanese Patent JP2013100688
Kind Code:
A
Abstract:

To provide a lining sheet to be attached to a concrete form for use in dehydration and defoaming, which has excellent portability and can be easily attached without the occurrence of wrinkles.

A lining sheet 10 for a concrete form, which is attached to the inner side of a form panel for use, comprises a porous nonwoven fabric sheet 15 permeable to water and air and nonpermeable to concrete particles and a fine-mesh net 12 having self-supporting rigidity. The nonwoven fabric sheet 15 and the net 12 are laminated to form the lining sheet. The nonwoven sheet 15 is a sheet which is manufactured from synthetic resin fiber by a wet paper making method. The net 12 is manufactured from a synthetic resin material having a melting point lower than the melting point of the synthetic resin material of the nonwoven fabric sheet 15.


Inventors:
Takechi, Kozo
Okubo, Akihiro
Application Number:
JP2011000245182
Publication Date:
May 23, 2013
Filing Date:
November 09, 2011
Export Citation:
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Assignee:
TAKECHI KOZO
AWA PAPER MFG CO LTD
International Classes:
E04G9/10; E04G21/02
Domestic Patent References:
1996-02-27
1993-01-26
2010-03-31
1987-11-10
Attorney, Agent or Firm:
Tadashi Aihara