Absorbent article

• US 6,946,585 B2
• Filed: 06/13/2001
• Issued: 09/20/2005
• Est. Priority Date: 10/23/2000
• Status: Expired due to Fees

• Current Assignee: McNeil-PPC Incorporated (Johnson & Johnson)
• Original Assignee: McNeil-PPC Incorporated (Johnson & Johnson)
• Inventors: London Brown, Allison
• Primary Examiner(s): Schwartz, Larry I.
• Assistant Examiner(s): ANDERSON, CATHARINE L
• Application Number:
  US09/880,175
• Publication Number:
  US 20020049418A1
• Time in Patent Office: 1,560 Days
• Field of Search: 604/378
• US Class Current: 604/378
• CPC Class Codes: A61F 13/15203 Properties of the article, e.g. stiffness or absorbency chemical aspects A61L15/00
• CPC Class Codes: A61F 13/51462 being defined by a value or parameter
• CPC Class Codes: A61F 13/51496 having visual effects
• CPC Class Codes: A61F 2013/15406 Basis weight
• CPC Class Codes: A61F 2013/15544 Permeability
• CPC Class Codes: A61F 2013/8497 having decorations or indicia means
• CPC Class Codes: Y10T 428/27 Web or sheet containing structurally defined element or component, the element or component having a specified weight per unit area [e.g., gms/sq cm, lbs/sq ft, etc.]

Abstract

An absorbent article having an absorbent core and a backsheet, wherein the backsheet has a MVTR of from about 5800 to about 10000 g/m²/24 hrs. and a basis weight of less than about 32 g/m².

Claims

1. An absorbent article comprising an absorbent core, a garment-facing breathable film backsheet, and a body-facing cover wherein said cover joins with said backsheet to encapsulate said absorbent core, and wherein the backsheet has a moisture vapor transmission rate (“

MVTR”

) of from about 5800 to about 10000 g/m²/24 hrs. and basis weight of less than about 32 g/m².

2. An absorbent article of claim 1, wherein, the MVTR of from about 5900 to about 6300 g/m²/24 hrs.

3. An absorbent article of claim 2, wherein, the MVTR of about 6000 g/m²/24 hrs.

4. An absorbent article of claim 1, wherein the basis weight is from about 28 to about 32 g/m².

5. An absorbent article of claim 1, wherein the basis weight is about 30 g/m².

6. An absorbent article of claim 1, further comprising a transfer layer.

7. An absorbent article of claim 1, further comprising a transfer layer wherein said transfer layer is situated in between said cover and said absorbent core.

8. An absorbent article of claim 1, further comprising a release paper.

9. An absorbent article of claim 1, wherein the absorbent article is selected from the group consisting of a disposable diaper, sanitary napkin, an incontinence device, a surgical dressing, and an adhesive bandage.

10. An absorbent article of claim 9, wherein the absorbent article further comprises a color selected from the group consisting of white, black, yellow, blue, orange, green, violet, and mixtures thereof.

11. An absorbent article comprising an absorbent core, a garment-facing breathable film backsheet, a body-facing cover wherein said cover joins with said backsheet to encapsulate said absorbent core, and wherein the backsheet has a moisture vapor transmission rate (“

MVTR”

) of about 6000 and a basis weight of about 30 g/².

12. An absorbent article of claim 11, further comprising a transfer layer.

13. An absorbent article of claim 11, further comprising a transfer layer wherein said transfer layer is situated in between said cover and said absorbent core.

14. An absorbent article of claim 11, further comprising a release paper.

15. An absorbent article of claim 11, wherein the absorbent article is selected from the group consisting of a disposable diaper, sanitary napkin, an incontinence device, a surgical dressing, and an adhesive bandage.

16. An absorbent article of claim 15, wherein the absorbent article further comprises a color selected from the group consisting of white, black, yellow, blue, orange, green, violet, and mixtures thereof.