Title:
PANT-TYPE ABSORBENT ARTICLE WITH COMPOSITE ISOLATION SHEET
Document Type and Number:
WIPO Patent Application WO/2024/067136
Kind Code:
A1
Abstract:
Disclosed is an absorbent article having a longitudinal direction and a transverse direction comprising a front elastic belt, a back elastic belt, and a crotch region, wherein the front and back elastic belts are connected with a pair of side seams to form a waist opening and a pair of leg openings; the crotch region extending longitudinally between the front elastic belt and the back elastic belt; the absorbent article comprising an absorbent main body extending the entire longitudinal dimension of the crotch region and further extending partly into each of the front region and the back region, the absorbent main body comprising: 1) water permeable topsheet, 2) a water impermeable backsheet, 3) an absorbent core disposed between the topsheet and the backsheet, and 4) a composite isolation sheet comprising: a) a pair of inner cuffs having a pair of side edges which are elasticized in the longitudinal direction with an inner cuff elastic strand, and b) a front portion, the front portion having a front longitudinal end point in the front region and a pair of front opening edges wherein the front opening edges are free of elastic elements, wherein the front portion has a side longitudinal dimension F1, and a center longitudinal dimension F2 wherein F2 is from about 30%to about 85%of F1, wherein the composite isolation sheet is bonded to the wearer facing side of the topsheet by a pair of main bonds extending in the longitudinal direction and by an auxiliary bond extending in the transverse direction between the main bonds, the front elastic belt formed by an outer sheet, an inner sheet, and a plurality of elastic strands extending in the transverse direction and sandwiched between the outer sheet and the inner sheet, the front elastic belt comprising a transfer elastic strand which is at least one elastic strand superposing the front portion as well as the pair of main bonds, wherein the absorbent core does not extend to the transverse edges beyond the main bonds, and does not extend to the front end beyond the auxiliary bond.
Inventors:
YUAN YI (CN)
ZHU TIANZHUO (CN)
ZHANG JING (CN)
MORIMOTO KOICHI (US)
CHEN LEI (CN)
ZHU TIANZHUO (CN)
ZHANG JING (CN)
MORIMOTO KOICHI (US)
CHEN LEI (CN)
Application Number:
PCT/CN2023/118883
Publication Date:
April 04, 2024
Filing Date:
September 14, 2023
Export Citation:
Assignee:
PROCTER & GAMBLE (US)
YUAN YI (CN)
ZHU TIANZHUO (CN)
ZHANG JING (CN)
MORIMOTO KOICHI (US)
CHEN LEI (CN)
YUAN YI (CN)
ZHU TIANZHUO (CN)
ZHANG JING (CN)
MORIMOTO KOICHI (US)
CHEN LEI (CN)
International Classes:
A61F13/494; A61F13/49; A61F13/495; A61F13/496; A61F13/537
Domestic Patent References:
| WO1994028844A2 | 1994-12-22 | |||
| WO2011087503A1 | 2011-07-21 | |||
| WO1995016746A1 | 1995-06-22 |
Foreign References:
| US4662877A | 1987-05-05 | |||
| GB2287888A | 1995-10-04 | |||
| EP1297809A1 | 2003-04-02 | |||
| EP1417947A1 | 2004-05-12 | |||
| JP2001252303A | 2001-09-18 | |||
| US5607760A | 1997-03-04 | |||
| US5609587A | 1997-03-11 | |||
| US5635191A | 1997-06-03 | |||
| US5643588A | 1997-07-01 | |||
| US5865823A | 1999-02-02 | |||
| US5571096A | 1996-11-05 | |||
| US6107537A | 2000-08-22 | |||
| US20210361497A1 | 2021-11-25 |
Other References:
AMERICAN CHEMICAL SOCIETY: "Contact Angle, Wettability and Adhesion", 1964
Attorney, Agent or Firm:
LIU , SHEN & ASSOCIATES (CN)
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