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Title:
LAMINATED NONWOVEN FABRIC STRUCTURE AND METHOD FOR PRODUCING THE SAME
Document Type and Number:
Japanese Patent JP2009263818
Kind Code:
A
Abstract:

To provide a laminated nonwoven fabric structure having excellent delamination resistance of the laminated nonwoven fabrics by decreasing the difference shrinkage of the nonwoven fabrics constituting the laminate, and to provide a method for producing the structure.

The laminated nonwoven fabric structure is obtained by laminating a nonwoven fabric (A) 1 composed of fibers having a fiber diameter of 5-100 m and a nanofiber nonwoven fabric (B) 2 composed of nanofibers having a fiber diameter of 1-1,000 nm, wherein both of the nonwoven fabric (A) 1 and the nanofiber nonwoven fabric (B) 2 are made of a polyvinyl alcohol (PVA) resin fiber.


Inventors:
SHIBUYA MITSUO
TSUJI KAZUTOSHI
SAKAI NORITO
Application Number:
JP2008116038A
Publication Date:
November 12, 2009
Filing Date:
April 25, 2008
Export Citation:
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Assignee:
NIPPON SYNTHETIC CHEM IND
International Classes:
D04H1/4309; D04H1/728; D04H3/007; D04H3/016; D04H3/033; D04H3/16; D04H5/08
Domestic Patent References:
JP2007239171A2007-09-20
JP2009233550A2009-10-15
Foreign References:
WO2006071979A12006-07-06
Attorney, Agent or Firm:
Masahiko Nishito
Iisaki Aika
Yuko Saito