Cover material for an absorbent article including a skin care composition and an absorbent article having a cover material including a skin care composition
View Patent ↗A cover material for an absorbent article including a fibrous nonwoven substrate, the substrate having a tortuousity value in the range of about 0.8 to about 3.0, and a particulate skin care material including a particulate material having a particle size in the range of about 1 micron to about 75 microns.
1. A cover material for an absorbent article comprising:
a fibrous nonwoven substrate, said substrate having a tortuosity value in the range of about 0.8 to about 3.0;
a particulate skin care material comprising a particulate material having a particle size in the range of about 1 micron to about 75 microns; and
wherein the cover material is structured and arranged to retain the particulate skin care material during manufacture yet permit a transfer of the particulate skin care material to a body of a user during use of the absorbent article.
2. The cover material according to claim 1 , wherein said skin care material has a moisture content of from about 3% to about 20%.
3. The cover material according to claim 1 , wherein said fibrous nonwoven substrate is free from any immobilizing agents for securing said particulate skin care material to said substrate.
4. The cover material according to claim 1 , wherein said particulate material has a particle size in the range of about 5 microns to about 30 microns.
5. The cover material according to claim 1 , wherein said fibrous nonwoven substrate has a tortuosity value in the range of about 1.0 to about 1.8.
6. The cover material according to claim 2 , wherein skin care material has a moisture content of from about 8% to about 14%.
7. The cover material according to claim 1 , wherein said fibrous nonwoven substrate has an average pore size in the range of about 40 microns to about 200 microns.
8. The cover material according to claim 7 , wherein said fibrous nonwoven substrate has an average pore size in the range of about 60 microns to about 150 microns.
9. The cover material according to claim 1 , wherein said fibrous nonwoven substrate comprises a plurality of fibers, each of said fibers having a fiber density of about 5.0*10 5 g/m3 to about 2.0*10 6 g/m 3 .
10. The cover material according to claim 9 , wherein each of said fibers have a fiber density in the range of about 9.0*10 5 g/m 3 to about 1.5*10 6 g/m 3 .
11. The cover material according to claim 1 , wherein said fibrous nonwoven substrate consists essentially of a plurality of fibers, each of said fibers having a fiber size in the range of about 1.0 dtex to about 7.8 dtex.
12. The cover material according to claim 11 , wherein each of said fibers has a fiber size in the range of about 1.7 dtex to about 5.6 dtex.
13. The cover material according to claim 1 , wherein said fibrous nonwoven substrate comprises a plurality of fibers, each of said fibers having a fiber radius in the range of about 3 microns to about 25 microns.
14. The cover material according to claim 13 , wherein each of said fibers has a fiber radius in the range of about 5 microns to about 12 microns.
15. The cover material according to claim 1 , wherein said fibrous nonwoven substrate has a basis weight in the range of about 40 gsm to about 200 gsm.
16. The cover material according to claim 15 , wherein said fibrous nonwoven substrate has a basis weight in the range of about 60 gsm to about 150 gsm.
17. The cover material according to claim 1 , wherein said substrate has a density in the range of about 1.0*10 4 g/m 3 to about 3.0*10 5 g/m 3 .
18. The cover material according to claim 17 , wherein said substrate has a density in the range of about 4.5*10 4 g/m 3 to about 1.0*10 5 g/m 3 .
19. The cover material according to claim 1 , wherein said skin care material is present in an amount from about 1 gsm to about 50 gsm.
20. The cover material according to claim 19 , wherein said skin care material is present in an amount from about 10 gsm to about 30 gsm.
21. An absorbent article comprising:
a liquid permeable cover;
a liquid impermeable barrier;
wherein said cover material comprises a fibrous nonwoven substrate, said substrate having a tortuosity value in the range of about 0.8 to about 3.0, a particulate skin care material comprising a particulate material having a particle size in the range of about 1 micron to about 75 microns; and
wherein the cover material is structured and arranged to retain the particulate skin care material during manufacture yet permit a transfer of the particulate skin care material to a body of a user during use of the absorbent article.
22. The absorbent article according to claim 21 , wherein said skin care material has a moisture content of from about 3% to about 20%.
23. The absorbent article according to claim 21 , wherein said fibrous nonwoven substrate is free from any immobilizing agents for securing said particulate skin care material to said substrate.
24. The absorbent article according to claim 21 , wherein said particulate material has a particle size in the range of about 5 microns to about 30 microns.
25. The absorbent article according to claim 21 , wherein said fibrous nonwoven substrate has a tortuosity value in the range of about 1.0 to about 1.8.
26. The absorbent article according to claim 21 , wherein skin care material has a moisture content of from about 8% to about 14%.
27. The absorbent article according to claim 21 , wherein said fibrous nonwoven substrate has an average pore size in the range of about 40 microns to about 200 microns.
28. The absorbent article according to claim 27 , wherein said fibrous nonwoven substrate has an average pore size in the range of about 60 microns to about 150 microns.
29. The absorbent article according to claim 21 , wherein said fibrous nonwoven substrate comprises a plurality of fibers, each of said fibers having a density of about 5.0*10 5 g/m 3 to about 2.0*10 6 g/m 3 .
30. The absorbent article according to claim 29 , wherein each of said fibers has a density of about 9*10 5 g/m 3 to about 1.5*10 6 g/m 3 .
31. The absorbent article according to claim 21 , wherein said fibrous nonwoven substrate consists essentially of a plurality of fibers, each of said fibers having a fiber size in the range of about 1.0 dtex to about 7.8 dtex.
32. The absorbent article according to claim 31 , wherein each of said fibers has a fiber size in the range of about 1.7 dtex to about 5.6 dtex.
33. The absorbent article according to claim 21 , wherein said fibrous nonwoven substrate comprises a plurality of fibers, each of said fibers having a fiber radius in the range of about 3 microns to about 25 microns.
34. The absorbent article according to claim 33 , wherein each of said fibers has a fiber radius in the range of about 5 microns to about 12 microns.
35. The absorbent article according to claim 21 , wherein said fibrous nonwoven substrate has a basis weight in the range of about 40 gsm to about 200 gsm.
36. The absorbent article according to claim 35 , wherein said fibrous nonwoven substrate has a basis weight in the range of about 60 gsm to about 150 gsm.
37. The absorbent article according to claim 21 , wherein said substrate has a density in the range of about 1.0*10 4 g/m 3 to about 3.0*10 5 g/m 3 .
38. The absorbent article according to claim 37 , wherein said substrate has a density in the range of about 4.5*10 4 g/m 3 to about 1.0*10 5 g/m 3 .
39. The absorbent article according to claim 21 , wherein said skin care material is present in an amount from about 1 gsm to about 50 gsm.
40. The absorbent article according to claim 39 , wherein said skin care material is present in an amount from about 10 gsm to about 30 gsm.