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Patent Searching and Data


Title:
SURFACE MATERIAL FOR SANITARY MATERIAL AND PRODUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/200145
Kind Code:
A1
Abstract:
The present invention aims to provide a production method for a surface material for sanitary material, that improves wear resistance without reducing the feel of the surface that comes in contact with skin. This production method for surface material for sanitary material comprises the following steps: A step in which first fiber web comprising cotton fibers is prepared; a step in which a non-woven cloth comprising long fibers is prepared; a step in which a second fiber web comprising cotton fibers and thermo-fusible short fibers is prepared; a step in which the first fiber web, the long fiber non-woven cloth, and the second fiber web are stacked and a first stacked body is obtained; a step in which a high pressure water flow is applied to the first stacked body and a fiber fleece is obtained; and a step in which each fiber is bonded and fused together by heating the fiber fleece and softening or fusing the surface of the thermo-fusible short fibers. The surface on the first fiber web-side of the obtained surface material forms the surface that comes in contact with skin.

Inventors:
MATSUNAGA ATSUSHI (JP)
MORI SHOTARO (JP)
MAYUSUMI YUTAKA (JP)
ICHIKAWA TARO (JP)
SAZA NORIHITO (JP)
Application Number:
PCT/JP2021/010761
Publication Date:
October 07, 2021
Filing Date:
March 17, 2021
Export Citation:
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Assignee:
UNITIKA LTD (JP)
MITSUI CHEMICALS INC (JP)
International Classes:
D04H5/03; A61F13/511; D04H1/498; D04H5/06
Foreign References:
JP3211439U2017-07-13
JP2009052148A2009-03-12
JP2007008145A2007-01-18
JPH083855A1996-01-09
Attorney, Agent or Firm:
OKUMURA Shigeki (JP)
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