Dark colored absorbent articles with loading indicator
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61F-013/15
A61F-013/20
출원번호
UP-0346962
(2003-01-17)
등록번호
US-7786340
(2010-09-20)
발명자
/ 주소
Gagliardi, Ivano
Carlucci, Giovanna
출원인 / 주소
The Procter & Gamble Company
대리인 / 주소
Barry, Amanda T.
인용정보
피인용 횟수 :
10인용 특허 :
11
초록▼
An absorbent article for absorbing liquid, typically body liquid, with a loading indicator, said article includes a dark topsheet having an L Hunter value of less than 60, preferably being black, an underlying layer comprising a light layer having an L Hunter value of 60 or more and a backsheet, all
An absorbent article for absorbing liquid, typically body liquid, with a loading indicator, said article includes a dark topsheet having an L Hunter value of less than 60, preferably being black, an underlying layer comprising a light layer having an L Hunter value of 60 or more and a backsheet, all layers being coextensive to have a common peripheral edge. By this execution the light layer is noticeable along the peripheral edge of the article, thereby providing said loading indicator by changing color to the color of the absorbed liquid.
대표청구항▼
The invention claimed is: 1. An absorbent article for absorbing liquid with a loading indicator, comprising a dark coloured topsheet, a backsheet and an underlying layer positioned between said topsheet and said backsheet, wherein said topsheet has an L Hunter value of less than 60, said underlying
The invention claimed is: 1. An absorbent article for absorbing liquid with a loading indicator, comprising a dark coloured topsheet, a backsheet and an underlying layer positioned between said topsheet and said backsheet, wherein said topsheet has an L Hunter value of less than 60, said underlying layer having a topsheet-facing surface and a backsheet-facing surface, wherein said topsheet, said backsheet and said underlying layer are all coextensive to have a common peripheral edge, said underlying layer comprising a light layer having an L Hunter value of 60 or more, said light layer providing said loading indicator. 2. The absorbent article according to claim 1, wherein said topsheet is an apertured topsheet comprising apertures having a pore size from 0.0001 mm to 5 mm. 3. The absorbent article according to claim 2, wherein said topsheet is a nonwoven and/or an apertured polymeric film. 4. The absorbent article according to claim 1, wherein said topsheet preferably has an L Hunter value of less than about 45. 5. The absorbent article according to claim 1, wherein said light layer of said underlying layer preferably has an L Hunter value of more than about 70. 6. The absorbent article according to claim 1, wherein said topsheet-facing surface of said underlying layer has an L Hunter value of less than about 60. 7. The absorbent article according to claim 6, wherein said the difference of L Hunter value ΔL between said topsheet and said topsheet-facing surface of said underlying layer is less than about 20. 8. The absorbent article according to claim 7, wherein said topsheet and said topsheet-facing surface of said underlying layer have the same L Hunter value. 9. The absorbent article according to claim 1, wherein said underlying layer is provided by an absorbent core, comprising a topsheet-facing surface with an L Hunter value of less than about 60 and a light coloured layer with an L Hunter value of about 60 or more. 10. The absorbent article according to claim 1, wherein said underlying layer is provided by a secondary topsheet layer, directly underlying said topsheet and having an L Hunter value of less than about 60, in combination with an absorbent core, directly underlying said secondary topsheet layer and having an L Hunter value of about 60 or more. 11. The absorbent article according to claim 1, wherein the difference of L Hunter value ΔL between said topsheet and said light layer of said underlying layer is more than about 10. 12. The absorbent article according to claim 1, wherein said topsheet-facing surface of said underlying layer has an L Hunter value of about 60. 13. The absorbent article according to claim 1 wherein the backsheet has an L Hunter value of less than about 60. 14. The absorbent article according to claim 1 wherein said article is a sanitary napkin or a pantiliner.
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이 특허에 인용된 특허 (11)
Hirt Dede A. (Appleton WI) Finch Valerie V. (Neenah WI) Couture-Dorschner Laurie (Hortonville WI), Absorbent article.
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La Wilhelm Hoa ; Bauerle Jennifer Marie,GBX ; Heyn David Willis ; Leak Allen Todd ; Peterson Dale Arthur ; Rippl Carl Gerard ; Underhill Diane Michele ; Workman ; Jr. Jerome James, Absorbent article with wetness indicator.
Van Iten Thomas P. (Neenah WI) Whitehead Howard A. (Appleton WI) Schindel Julie A. (Oshkosh WI), Sanitary napkin having a cover formed from a nonwoven web.
Serbiak Paul J. (Appleton WI) Cesco-Cancian Annamaria (Appleton WI) Fredrick Julie K. (Larsen WI) Peerenboom Robert J. (Little Chute WI), Sanitary napkin with a faster transverse wicking absorbent layer to indicate the approach of maximum fluid capacity.
Digiacomantonio, Marco; Toro, Carlo; Carlucci, Giovanni, Color printed laminated structure, absorbent article comprising the same and process for manufacturing the same.
Digiacomantonio, Marco; Toro, Carlo; Carlucci, Giovanni; Bellucci, Remo, Color printed laminated structure, absorbent article comprising the same and process for manufacturing the same.
Di Virgilio, Maurizio; Ecker, Cornelia; Gagliardi, Ivano; Mason, Jr., Peter Charles; Partenza, Vincenzo; Veglio, Paolo A., Feminine hygiene article with wavy patterns.
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