Claims
- 1. A laminate consisting essentially of (1) at least one layer of a textile structure comprising linear low density polyethylene staple fiber and (2) at least one layer of a textile structure comprising nonmelting fiber or fiber having a melting point higher than the linear low density polyethylene fiber, needlepunched and thermally consolidated together.
- 2. The laminate of claim 1 wherein the linear low density polyethylene is a copolymer of ethylene and at least one 3 to 12 carbon alpha-olefin.
- 3. The laminate of claim 2 wherein the alpha-olefin is selected from the group consisting of propylene, butene, octene, hexene, and mixtures thereof.
- 4. The laminate of claim 2 wherein the linear low density polyethylene has a density of about 0.88 to about 0.94 g/cc.
- 5. The laminate of claim 1 wherein the linear low density polyethylene has a melting point less than 109.degree. C.
- 6. The laminate of claim 1 wherein the linear low density polyethylene is a copolymer of ethylene and at least one 3 to 12 carbon alpha-olefin comprising at least 80% ethylene, and has a melting point less than 109.degree. C., and has a density of about 0.88 to about 0.94 g/cc.
- 7. The laminate of claim 1 wherein the nonmelting fiber and the fiber having a melting point higher than the linear low density polyethylene are selected from the group consisting of propylene, polyester, rayon, cotton, acrylic, and wool fibers.
- 8. The laminate of claim 7 wherein the melting point of the linear low density polyethylene is less than 109.degree. C.
- 9. The laminate of claim 1 wherein the at least one layer of a textile structure comprising nonmelting fiber or fiber having a melting point higher than the linear low density polyethylene fiber comprises a layer comprising the fiber having a melting point higher than the linear low density polyethylene fiber.
- 10. The laminate of claim 9 wherein the fiber having a melting point higher than the linear low density polyethylene has a melting point at least 10.degree. C. higher than the melting point of the linear low density polyethylene.
- 11. The laminate of claim 10 wherein the difference in melting points is at least 20.degree. C.
- 12. The laminate of claim 10 wherein the difference in melting points is at least 30.degree. C.
- 13. The laminate of claim 12 wherein the melting point of the linear low density polyethylene is less than 109.degree. C.
- 14. The laminate of claim 10 wherein the difference in melting points is at least 50.degree. C.
- 15. The laminate of claim 9 wherein the fiber having a melting point higher than the linear low density polyethylene is polypropylene fiber.
- 16. The laminate of claim 15 wherein the melting point of the linear low density polyethylene is less than 109.degree. C.
- 17. The laminate of claim 9 wherein the fiber having a melting point higher than the linear low density polyethylene is polyester fiber.
- 18. The laminate of claim 17 wherein the melting point of the linear low density polyethylene is less than 109.degree. C.
- 19. The laminate of claim 9 wherein the melting point of the linear low density polyethylene is less than 109.degree. C.
- 20. The laminate of claim 1 wherein the textile structure comprising linear low density polyethylene fiber is a nonwoven fabric comprising linear low density polyethylene staple fiber and the layer of a textile structure comprising nonmelting fiber or fiber having a melting point higher than the linear low density polyethylene fiber is a woven fabric.
- 21. The laminate of claim 20 wherein the woven fabric comprises a polyester woven fabric.
- 22. The laminate of claim 21 wherein the melting point of the linear low density polyethylene is less than 109.degree. C.
- 23. The laminate of claim 20 wherein the nonwoven fabric consists essentially of the linear low density polyethylene staple fiber.
- 24. The laminate of claim 23 wherein the melting point of the linear low density polyethylene is less than 109.degree. C.
- 25. The laminate of claim 20 wherein the nonwoven fabric comprises the linear low density polyethylene staple fiber and polypropylene staple fiber.
- 26. The laminate of claim 23 wherein the melting point of the linear low density polyethylene is less than 109.degree. C.
- 27. The laminate of claim 20 wherein the melting point of the linear low density polyethylene is less than 109.degree. C.
- 28. The laminate of claim 1 wherein the at least one layer of a textile structure comprising nonmelting fiber or fiber having a melting point higher than the linear low density polyethylene fiber comprises a layer comprising the nonmelting fiber.
- 29. The laminate of claim 28 wherein the nonmelting fiber is selected from the group consisting of cotton and wool fibers.
- 30. A laminate consisting essentially of (1) at least one layer of a textile structure comprising linear low density polyethylene staple fiber and (2) at least one layer of a textile structure comprising nonmelting fiber or fiber having a melting point higher than the linear low density polyethylene fiber, needlepunched and thermally consolidated together; which is soft and flexible.
- 31. The laminate of claim 30 wherein the layer of a textile structure comprising nonmelting fiber or fiber having a melting point higher than the linear low density polyethylene fiber is a woven fabric.
- 32. The laminate of claim 30 wherein the layer of a textile structure comprising nonmelting fiber or fiber having a melting point higher than the linear low density polyethylene fiber is a polyester woven fabric.
- 33. The laminate of claim 32 wherein the linear low density polyethylene is a copolymer of ethylene and at least one 3 to 12 carbon alpha-olefin having a density of about 0.88 to about 0.94 g/cc and has a melting point less than 109.degree. C.
- 34. The laminate of claim 32 wherein the layer of a textile structure comprising linear low density polyethylene staple fiber consists essentially of the linear low density polyethylene staple fiber and polypropylene staple fiber.
- 35. The laminate of claim 34 which contain one of each of the layers.
- 36. A laminate consisting essentially of (1) at least one layer of a textile structure comprising linear low density polyethylene staple fiber and (2) at least one layer of a textile structure comprising nonmelting fiber or fiber having a melting point higher than the linear low density polyethylene fiber, needlepunched and thermally consolidated together; which is soft, flexible and cloth-like.
Parent Case Info
This is a divisional of U.S. patent application Ser. No. 08/287,973, filed Aug. 9, 1994, allowed, (pending) which is incorporated herein by reference in its entirety.
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Divisions (1)
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Number |
Date |
Country |
Parent |
287973 |
Aug 1994 |
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