IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0075020
(2002-02-12)
|
발명자
/ 주소 |
- Ackerman,Bryan L.
- Trent,John S.
- LeBoeuf,William E.
- Karul,Virginia D.
- McReynolds,Kent B.
|
출원인 / 주소 |
- S.C. Johnson &
- Son, Inc.
|
인용정보 |
피인용 횟수 :
7 인용 특허 :
227 |
초록
▼
A disposable cutting sheet for cutting and preparation of food items thereon comprises a first cut-resistant layer having a first surface area and including a cellulosic ply and a thermoplastic material ply, wherein the thermoplastic material ply of the first layer includes a plurality of apertures
A disposable cutting sheet for cutting and preparation of food items thereon comprises a first cut-resistant layer having a first surface area and including a cellulosic ply and a thermoplastic material ply, wherein the thermoplastic material ply of the first layer includes a plurality of apertures therethrough. The cutting sheet further includes a second layer having a second surface area and including a cellulosic ply and a thermoplastic material ply. The cellulosic ply of the first layer is disposed on and secured to the cellulosic ply of the second layer such that portions of the thermoplastic and cellulosic plies of the second layer extend beyond the surface area of the first layer to form a border completely surrounding the first layer.
대표청구항
▼
We claim: 1. A disposable cutting sheet for cutting and preparation of food items thereon, comprising; a first cut-resistant layer having a first surface area and including a cellulosic ply and a thermoplastic material ply, wherein the thermoplastic material ply of the first layer includes a plural
We claim: 1. A disposable cutting sheet for cutting and preparation of food items thereon, comprising; a first cut-resistant layer having a first surface area and including a cellulosic ply and a thermoplastic material ply, wherein the thermoplastic material ply of the first layer includes a plurality of apertures therethrough; and a second layer having a second surface area and including a cellulosic ply and a thermoplastic material ply, wherein the cellulosic ply of the first layer is disposed on and secured to the cellulosic ply of the second layer such that portions of the thermoplastic and cellulosic plies of the second layer extend beyond the first surface area of the first layer to form a border completely surrounding the first layer. 2. The disposable cutting sheet of claim 1, wherein the first layer cellulosic ply is disposed below the first layer thermoplastic material ply. 3. The disposable cutting sheet of claim 2, wherein the first layer thermoplastic material ply is extrusion coated onto the first layer cellulosic ply. 4. The disposable cutting sheet of claim 1, wherein the second layer cellulosic ply is disposed above the second layer thermoplastic material ply. 5. The disposable cutting sheet of claim 4, wherein the second layer thermoplastic material ply is extrusion coated onto the second layer cellulosic ply. 6. The disposable cutting sheet of claim 1, wherein the thickness of the first layer cellulosic ply is between about 2 to about 6 mils. 7. The disposable cutting sheet of claim 1, wherein the thickness of the second layer cellulosic ply is between about 2 to about 6 mils. 8. The disposable cutting sheet of claim 1, wherein the thickness of the first layer thermoplastic ply is about 5 mils. 9. The disposable cutting sheet of claim 1, wherein the thickness of the second layer thermoplastic ply is about 3.5 mils. 10. The disposable cutting sheet of claim 1, wherein the first layer thermoplastic ply and the first layer cellulosic ply include a plurality of apertures therein. 11. The disposable cutting sheet of claim 10, wherein the apertures are created by perforating. 12. The disposable cutting sheet of claim 10, wherein the apertures are created by punching. 13. The disposable cutting sheet of claim 10, wherein the first layer thermoplastic ply and the first layer cellulosic ply contain an average of 5.52 apertures per square inch. 14. The disposable cutting sheet of claim 10, wherein the apertures are substantially circular. 15. The disposable cutting sheet of claim 14, wherein the apertures have a diameter of about 0.08 inches. 16. The disposable cutting sheet of claim 10, wherein the apertures are regularly spaced. 17. The disposable cutting sheet of claim 16, wherein a spacing between apertures is created in the x-direction by 0.279 inches and in the y-direction by 0.165 inches. 18. The disposable cutting sheet of claim 17, wherein the spacing between apertures creates a zigzag pattern in the first layer thermoplastic ply and the first layer cellulosic ply. 19. The disposable cutting sheet of claim 1, wherein the first layer thermoplastic ply and the second layer thermoplastic ply includes a resin comprising metallocene polypropylene. 20. The disposable cutting sheet of claim 19, wherein the metallocene polypropylene comprises a copolymer of propylene and ethylene. 21. The disposable cutting sheet of claim 20, wherein the resin further includes a talc additive. 22. The disposable cutting sheet of claim 21, wherein the talc additive is present in an amount less than about 10 percent by weight of the resin. 23. The disposable cutting sheet of claim 22, wherein the resin further includes calcium, magnesium or zinc stearate. 24. The disposable cutting sheet of claim 23, wherein the resin further includes at least one antioxidant. 25. The disposable cutting sheet of claim 1, wherein the first layer is substantially centered in the second surface area in at least one direction. 26. The disposable cutting sheet of claim 1, wherein the first layer is substantially centered in the second surface area in both directions. 27. The disposable cutting sheet of claim 1, wherein the cutting sheet is embossed. 28. The disposable cutting sheet of claim 1, wherein the first layer has dimensions of about 9.75 inches by about 7.688 inches. 29. The disposable cutting sheet of claim 1, wherein the second layer has dimensions of about 11.75 inches by about 9.688 inches. 30. The disposable cutting sheet of claim 1, wherein the first layer is secured to the second layer by adhesive. 31. The disposable cutting sheet of claim 30, wherein the adhesive is ethyl vinyl acetate. 32. The disposable cutting sheet of claim 30, wherein the adhesive is in a pattern of parallel stripes. 33. The disposable cutting sheet of claim 1, wherein the thickness of the second layer thermoplastic ply is about 1 mil. 34. The disposable cutting sheet of claim 1, wherein the first layer has dimensions of about 9.75 inches by about 14 inches. 35. The disposable cutting sheet of claim 1, wherein the second layer has dimensions of about 11.75 inches by about 16 inches. 36. A disposable cutting sheet for cutting and preparation of food items thereon, comprising; a first cut-resistant layer having a first surface area and including a ply of tissue disposed below a ply of thermoplastic material, wherein the first layer includes a plurality of apertures therethrough; and a planar second layer having a second surface area and including a ply of tissue disposed above a ply of thermoplastic material, wherein the tissue ply of the first layer is disposed on and secured to the tissue ply of the second layer and substantially centered on the second layer in at least one dimension such that portions of the thermoplastic and tissue plies of the second layer extend beyond the first surface area of first layer to form a border completely surrounding the first layer. 37. The disposable cutting sheet of claim 36, wherein the first layer thermoplastic material ply is extrusion coated onto the first layer tissue ply. 38. The disposable cutting sheet of claim 36, wherein the second layer tissue ply is disposed above the second layer thermoplastic material ply. 39. The disposable cutting sheet of claim 38, wherein the second layer thermoplastic material ply is extrusion coated onto the second layer tissue ply. 40. The disposable cutting sheet of claim 36, wherein the thickness of the first layer tissue ply is between about 2 to about 6 mils. 41. The disposable cutting sheet of claim 36, wherein the thickness of the second layer tissue ply is between about 2 to about 6 mils. 42. The disposable cutting sheet of claim 36, wherein the thickness of the first layer thermoplastic ply is about 5 mils. 43. The disposable cutting sheet of claim 36, wherein the thickness of the second layer thermoplastic ply is about 3.5 mils. 44. The disposable cutting sheet of claim 36, wherein the apertures are created by perforating. 45. The disposable cutting sheet of claim 36, wherein the apertures are created by punching. 46. The disposable cutting sheet of claim 36, wherein the first layer thermoplastic ply and the first layer tissue ply contain an average of 5.52 apertures per square inch. 47. The disposable cutting sheet of claim 36, wherein the apertures are substantially circular. 48. The disposable cutting sheet of claim 47, wherein the apertures have a diameter of about 0.08 inches. 49. The disposable cutting sheet of claim 43, wherein the apertures are regularly spaced. 50. The disposable cutting sheet of claim 49, wherein a spacing between apertures is created in the x-direction by 0.279 inches and in the y-direction by 0.165 inches. 51. The disposable cutting sheet of claim 50, wherein the spacing between apertures creates a zigzag pattern in the first layer thermoplastic ply and the first layer tissue ply. 52. The disposable cutting sheet of claim 36, wherein the first layer thermoplastic ply and the second layer thermoplastic ply include a resin comprising metallocene polypropylene. 53. The disposable cutting sheet of claim 52, wherein the metallocene polypropylene comprises a copolymer of propylene and ethylene. 54. The disposable cutting sheet of claim 53, wherein the resin further includes a talc additive. 55. The disposable cutting sheet of claim 54, wherein the talc additive is present in an amount less than about 10 percent by weight of the resin. 56. The disposable cutting sheet of claim 55, wherein the resin further includes calcium, magnesium or zinc stearate. 57. The disposable cutting sheet of claim 56, wherein the resin further includes at least one antioxidant. 58. The disposable cutting sheet of claim 36, wherein the first layer is substantially centered in the second surface area in both dimensions. 59. The disposable cutting sheet of claim 36, wherein the first surface area and the portion of the second surface area laterally disposed outside of the first surface area are embossed. 60. The disposable cutting sheet of claim 36, wherein the first layer has dimensions of about 9.75 inches by about 7.688 inches. 61. The disposable cutting sheet of claim 36, wherein the second layer has dimensions of about 11.75 inches by about 9.688 inches. 62. The disposable cutting sheet of claim 36, wherein the first layer is secured to the second layer by adhesive. 63. The disposable cutting sheet of claim 62, wherein the adhesive is ethyl vinyl acetate. 64. The disposable cutting sheet of claim 62, wherein the adhesive is in a pattern of parallel stripes. 65. The disposable cutting sheet of claim 30, wherein the adhesive is applied in interrupted patterns. 66. The disposable cutting sheet of claim 65, wherein the adhesive is applied as a series of spaced spots. 67. The disposable cutting sheet of claim 30, wherein the adhesive is applied in a continuous pattern. 68. The disposable cutting sheet of claim 62, wherein the adhesive is applied in interrupted patterns. 69. The disposable cutting sheet of claim 68, wherein the adhesive is applied as a series of spaced spots. 70. The disposable cutting sheet of claim 62, wherein the adhesive is applied in a continuous pattern. 71. The disposable cutting sheet of claim 36, wherein the thickness of the second layer thermoplastic ply is about 1 mil. 72. The disposable cutting sheet of claim 36, wherein the first layer has dimensions of about 9.75 inches by about 14 inches. 73. The disposable cutting sheet of claim 36, wherein the second layer has dimensions of about 11.75 inches by about 16 inches.
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