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Disposable diaper

一种尿布、透液性的技术，应用在一次性尿布领域，能够解决芯部膨胀感觉不舒适、厚度增加等问题

Inactive Publication Date: 2004-10-27
UNI CHARM CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] In the diaper described in Patent Document 1, since the core is formed of an upper core and a lower core overlapping in the thickness direction of the diaper, the thickness of the core increases, and when the diaper is used, the core expands and feels uncomfortable.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0024] The disposable diaper of the present invention will be specifically described below with reference to the accompanying drawings.

[0025] figure 1 It is a partially cutaway perspective view showing a diaper 1A as an example, figure 2 , Figure 3 is figure 1 The sectional view of the II-II line and the figure 1 A cross-sectional view of the line III-III. figure 1 In , the horizontal direction is indicated by an arrow L, the longitudinal direction by an arrow M, and the thickness direction by N. figure 2 middle is figure 1 Diagram of a diaper in its non-broken state. In addition, the inner surfaces of the top and bottom sheets 2, 3 and the leak-proof sheet 11 refer to the faces facing the core 4, and the outer faces of these sheets 2, 3, 11 refer to the faces not facing the core 4.

[0026] The diaper 1A is composed of a liquid-permeable topsheet 2, a liquid-impermeable backsheet 3, and a liquid-absorbent core 4. The liquid-permeable topsheet 2 is located on the si...

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PUM

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Abstract

Provided is a disposable diaper wherein unnatural feeling is not felt during wearing it and a feces housing part whose mouth is hardly closed is formed at a liquid absorbing zone in a crotch area.In the disposable diaper 1A, the liquid absorbing zone 8 in the crotch area 6 includes first to fourth sites 14, 15, 16 and 17, the rigidity of the first and second sites 14 and 15 formed of front and rear sheets 2 and 3 is lower than that of the third and fourth sites 16 and 17 formed of the front and rear sheets 2 and 3 and a core 4, and an extensible elastic member 18 extending in a longitudinal direction is fitted to the fourth site 17 in an extensible manner. In this diaper 1A, a recessed part 19 (feces housing part) is formed in the liquid absorbing zone 8 of the crotch area 6 by the reduction of the fourth site 17 in the longitudinal direction by the reduction power of the elastic member 18.

Description

technical field [0001] The present invention relates to a disposable diaper for absorbing and retaining excrement. Background technique [0002] Disposable diapers consist of a liquid-permeable topsheet on the skin-contacting side, a liquid-impermeable backsheet on the non-skin-contacting side, and an absorbent core. The liquid core is sandwiched between the above two sheets, and has a front waist region, a rear waist region, and a crotch region between the front and rear waist regions in the longitudinal direction, and a liquid absorbing region that performs the liquid absorbing function of the core is formed on the front waist The crotch region and the crotch region have a stool receiving portion on the liquid absorbing region of the crotch region (refer to Patent Document 1 and Patent Document 2). [0003] In the diaper disclosed in Patent Document 1, the core is formed of an upper core and a lower core positioned therebelow, and in the crotch, the upper core is formed o...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61F13/15A41B13/04A61F5/44A61F5/452A61F13/49A61F13/494A61F13/53
CPCA61F13/495A61F13/15203
Inventor 大西和彰川上祐介
Owner UNI CHARM CORP
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