초록 ▼

An adherent sheet material and method of making including at least one adhesive, non-raised region protected from inadvertent adherence to a contact surface. This adherent sheet material also including a film having a front face and back face, wherein the front face has a plurality of collapsible, n

An adherent sheet material and method of making including at least one adhesive, non-raised region protected from inadvertent adherence to a contact surface. This adherent sheet material also including a film having a front face and back face, wherein the front face has a plurality of collapsible, non-adhesive protrusions extending outwardly from the front face and adhesive, non-raised region disposed between the protrusions. Also, a substrate is bonded to the back face of film. An adherent sheet material including a contact adhesive protected from inadvertent adherence to a contact surface. This adherent sheet material also including a film having a front face and back face, wherein the front face has a plurality of collapsible, non-adhesive protrusions extending outwardly from the front face and adhesive, non-raised region disposed between the protrusions. The film also includes a number density of protrusions from about 50 protrusions per square inch of the film to about 150 protrusions per square inch of the film. Also, the contact adhesive is disposed upon non-raised regions.

대표청구항 ▼

1. An adherent sheet material comprising at least one adhesive, non-raised region protected from inadvertent adherence to a contact surface, said sheet material comprising:a film having a front face and back face, said front face having a plurality of collapsible, non-adhesive protrusions extending

1. An adherent sheet material comprising at least one adhesive, non-raised region protected from inadvertent adherence to a contact surface, said sheet material comprising:a film having a front face and back face, said front face having a plurality of collapsible, non-adhesive protrusions extending outwardly from said front face and said adhesive, non-raised region disposed between said protrusions, said protrusions having a number density from about 10 protrusions per square inch of said film to about 175 protrusions per square inch of film; and a permeable substrate layer bonded to said back face of said film with a laminating adhesive, said laminating adhesive having air vent channels. 2. A sheet material according to claim 1, further comprising a contact adhesive disposed upon said non-raised regions.3. A sheet material according to claim 1, wherein a compressive force of at least about 0.1 psi is required to collapse said protrusions.4. A sheet material according to claim 3, wherein a compressive force from about 0.5 pounds per square inch to about 15 pounds per square inch is required to collapse said protrusions.5. A sheet material according to claim 1, wherein said density of protrusions is from about 50 protrusions per square inch of said film to about 150 protrusions per square/inch of film.6. A sheet material according to claim 5, wherein said density of protrusions is from about 60 protrusions per square inch of said film to about 90 protrusions per square inch of film.7. A sheet material according to claim 1, wherein said protrusions having a height from about 0.01 inches to about 0.04 inches.8. A sheet material according to claim 7, wherein each said protrusion having a protrusion base surface area from about 0.0007 inches to about 0.008 square inches.9. A sheet material according to claim 8, wherein said protrusions having a center-to-center distance from about 0.05 inches to about 0.15 inches.10. A sheet material according to claim 9, wherein said protrusions are dome-shaped and have a base diameter from about 0.03 inches to about 0.1 inches.11. A sheet material according to claim 1, wherein said film is high density polyethylene having a thickness from about 0.0003 inches to about 0.003 inches.12. A sheet material according to claim 1, wherein said substrate layer is a member selected from the group consisting of flexible foil, fabric, plastic film and paper.13. A sheet material according to claim 1, wherein said substrate further comprises air vent channels.14. A sheet material according to claim 13, wherein said air venting channels further comprise at least one aperture disposed within a plurality of said protrusions.15. A sheet material according to claim 1, wherein said substrate further comprises air vent channels.16. An adherent sheet material comprising at least one adhesive, non-raised region protected from inadvertent adherence to a contact surface, said sheet material further comprising:a permeable film having a front face and back face, said front face having a plurality of collapsible, non-adhesive protrusions extending outwardly from said front face and said adhesive, non-raised region disposed between said protrusions, said film having a number density of protrusions from about 10 protrusions per square inch of said film to about 175 protrusions per square inch of said film; a substrate layer bonded to said back face with a laminating adhesive; and, wherein said adhesive non-raised region having a peel force of at least about 0.3 pounds per linear inch, and wherein said substrate under said protrusions is permeable and contains no laminating adhesive. 17. A sheet material according to claim 16, wherein said substrate layer is a member selected from the group consisting of flexible foil, fabric plastic film and paper.18. A sheet material according to claim 16, wherein a compressive force of at least about 0.1 psi is required to collapse said protrusions.19. A sheet material according to claim 18, wherein a compressive force from about 0.5 pounds per square inch to about 15 pounds per square inch is required to collapse said protrusions.20. A sheet material according to claim 16, wherein said number density of protrusion is from about 50 protrusions per square inch of said film to about 150 protrusions per square inch of said film.21. A sheet material according to claim 20, said number density of protrusion is from about 60 protrusions per square inch of said film to about 90 protrusions per square inch of said film.22. A sheet material according to claim 16, wherein said protrusions having a height from about 0.01 inches to about 0.04 inches.23. A sheet material according to claim 22, wherein each said protrusion having a protrusion base surface area from about 0.0007 square inches to about 0.008 square inches.24. A sheet material according to claim 23, wherein said protrusions having a center-to-center distance from about 0.05 inches to about 0.15 inches.25. A sheet material according to claim 24, wherein said protrusions are dome-shaped and have a base diameter from about 0.03 inches to about 0.1 inches.26. A sheet material according to claim 16, wherein said film is high density polyethylene having a thickness from about 0.0003 inches to about 0.003 inches.27. A sheet material according to claim 16, wherein said film having air venting channels.28. A sheet material according to claim 27, wherein said air vent channel is at least one aperture disposed within a plurality of said protrusions.29. A sheet material according to claim 16, wherein said laminating adhesive having air vent channels.30. A sheet material according to claim 29, wherein said substrate having air vent channels.31. A sheet material according to claim 16, wherein said substrate having air vent channels.32. An adherent sheet material comprising a contact adhesive protected from inadvertent adherence to a contact surface, said sheet material comprising:a film having a front face and back face, said front face having a plurality of collapsible protrusions extending outwardly from said front face and non-raised regions disposed between said protrusions; a porous substrate layer bonded to said back face with a laminating adhesive, said laminating adhesive having air vent channels; and, said adhesive disposed upon said non-raised regions, said film having a number density of protrusions from about 50 protrusions per square inch of said film to about 150 protrusions per square inch of said film. 33. A sheet material according to claim 32, wherein said substrate layer is a member selected from the group consisting of flexible foil, fabric, plastic film and paper.34. A sheet material according to claim 32, wherein a compressive force of at least about 0.1 psi is required to collapse said protrusions.35. A sheet material according to claim 34, wherein a compressive force from about 0.5 pounds per square inch to about 15 pounds per square inch is required to collapse said protrusions.36. A sheet material according to claim 32, said number density of protrusion is from about 60 protrusions per square inch of said film to about 90 protrusions per square inch of said film.37. A sheet material according to claim 32, wherein said protrusions having a height from about 0.01 inches to about 0.04 inches.38. A sheet material according to claim 37, wherein each said protrusion having a protrusion base surface area from about 0.0007 inches to about 0.008 square inches.39. A sheet material according to claim 38, wherein said protrusions having a center-to-center distance from about 0.05 inches to about 0.15 inches.40. A sheet material according to claim 39, wherein said protrusions are dome-shaped and have a base diameter from about 0.03 inches to about 0.1 inches.41. A sheet material according to claim 32, wherein said film is high density polyethylene having a thickness from about 0.0003 inches to about 0.003 inches.42. A sheet material according to claim 32, wherein said film having air vent channels.43. A sheet material according to claim 42, wherein said air venting channel is at least one aperture disposed within a plurality of said protrusions.44. A sheet material according to claim 32, wherein said substrate having air vent channels.45. A sheet material according to claim 32, wherein said substrate under said protrusions is permeable and contains no laminating adhesive.46. A sheet material according to claim 32, wherein said substrate having air vent channels.