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absorbent article

A technology of absorbency and articles, applied in the direction of absorbent pads, medical science, bandages, etc., which can solve the problems of falling off, dislocation of elastic members, elastic members and joint areas not correspondingly configured, etc.

Active Publication Date: 2016-04-06
UNI CHARM CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] In the case of such a partial joint, the elastic member and the joint area are not arranged correspondingly, and the elastic member may be misaligned when the elastic member expands and contracts in the width direction Or the elastic member may come off from the side joint

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0016] refer to Figure 1 to Figure 5 The absorbent article 1 of the embodiment will be described. The absorbent article 1 of the present embodiment is, for example, an underpants-type diaper, an open-type diaper, or the like. Diapers can be either adult diapers or children's diapers.

[0017] The absorbent article 1 of this embodiment is an underpants type diaper. The absorbent article 1 includes a front waist region S1 disposed on the abdomen side of the wearer, a rear waist region S2 disposed on the wearer's back side, and a front waist region S1 and a rear waist region corresponding to the wearer's crotch. Inseam area S3 between S2.

[0018] The absorbent article 1 includes an absorbent main body 1A and an outer case 1B. The absorbent main body 1A includes a liquid-permeable top sheet 2, a liquid-impermeable back sheet, and an absorber 4 arranged between the top sheet 2 and the back sheet. The absorber 4 has a front-rear direction L extending toward the front and back...

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PUM

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Abstract

This absorbent article (1) is a pants-type absorbent article in which a pair of side joint parts where a front waist region and a back waist region are joined is formed in respective end parts, in the width direction, of the front waist region and the back waist region. Each side joint part comprises: a first joint region in which a plurality of joint parts joining the front waist region and the back waist region are formed so as to be spaced from one another in the front-to-rear direction; and a second joint region arranged more toward the outer side, in the width direction, than the first joint region, the second joint region having a lower joining strength than the first joint region. The joint parts of the first joint region are arranged along stretchable members and in a manner so as to sandwich said stretchable members. The second joint region is arranged so as to overlap said stretchable members.

Description

technical field [0001] The present invention relates to an absorbent article. Background technique [0002] Patent Document 1 describes an absorbent article having side joints formed by joining the left and right ends of the front waist region and the outer ends in the width direction of the rear waist region, respectively. . The absorbent article becomes an underpants formed with leg openings into which the wearer's legs can be inserted and waist openings into which the wearer's waist can be inserted by joining with the side joints at the left and right ends. shape. An elastic member that expands and contracts in the width direction is provided in the front waist region and the rear waist region of the absorbent article. [0003] Patent Document 1: Japanese Unexamined Patent Publication No. 2005-287693 ( figure 1 ) [0004] The side joining portions of the above-mentioned absorbent article are joined by a melting method including thermal welding or ultrasonic welding, ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61F13/496A61F13/62
CPCA61F13/4963
Inventor 川上祐介
Owner UNI CHARM CORP