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Title:
熱接着性複合繊維、繊維集合体およびそれを用いた不織布
Document Type and Number:
Japanese Patent JP4221849
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To obtain a bulky nonwoven fabric firmly bonding to cellulosic fiber hardly causing release from adhesive surface or falling of fiber from nonwoven fabric when a heat bonding conjugate fiber is mixed with cellulosic fiber and both fibers are bonded by heating and used as a nonwoven fabric. SOLUTION: This heat bonding conjugate fiber is combinedly used with a cellulosic fiber. The heat bonding conjugate fiber is obtained by conjugating a modified polyolefin (having 0.05-2 mol/kg) obtained by subjecting a vinyl monomer (hereinafter referred to as a modifier) containing at least one kind of compound selected from unsaturated carboxylic acids and unsaturated carboxylic acid anhydrides to graft polymerization as a first component with a second component comprising a resin having higher milting point than the first component so that the first component continuously forms at least a part to fiber surface in longitudinal direction. The heat bonding conjugate fiber has 0.5-50 denier single yarn fineness, 3-25 mm fiber length and 5-30 number of crimps.

Inventors:
Mitsuo Iwata
Hiroaki Nishio
Norihiro Nakai
Application Number:
JP31086399A
Publication Date:
February 12, 2009
Filing Date:
November 01, 1999
Export Citation:
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Assignee:
Chisso Co., Ltd.
International Classes:
A47L13/16; A61F13/15; A61F13/53; D01F8/06; D04H1/425; D04H1/541; D04H1/544; D04H1/732; D06M13/282; D06M13/292; D06M13/463; D06M13/51; D06M13/513; D06M15/687; D06M101/00; D06M101/02; D06M101/06
Domestic Patent References:
JP9031815A
JP6128858A
JP5051872A
JP1239101A
JP63092781A
Foreign References:
WO1998045519A1