Claims
- 1. A dyeable composition, comprising: polyolefin and the reaction product of functionalized polyolefin and polyetheramine in an amount effective to increase the dyeability of the composition relative to the dyeability of polyolefin alone, wherein the polyolefin is polypropylene or polyethylene, and wherein the functionalized polyolefin is present in an amount of from about 0.1% by weight to about 15% by weight; and wherein the polyetheramine is present in an amount of from about 0.5% by weight to about 25% by weight.
- 2. The dyeable composition of claim 1, wherein the polyolefin is polypropylene.
- 3. The dyeable composition of claim 1, wherein the polyetheramine is a monoamine or a diamine, and wherein the polyetheramine has a molecular weight of from about 1,000 to about 3,000.
- 4. The dyeable composition of claim 1, wherein the functionalized polyolefin is maleated polypropylene.
- 5. The dyeable composition of claim 1, wherein the functionalized polyolefin is maleated polypropylene having a number average molecular weight below about 20,000.
- 6. The dyeable composition of claim 1, wherein the composition is in the form of fibers.
- 7. The dyeable composition of claim 1, further comprising a dye.
- 8. The dyeable composition of claim 6, further comprising a dye.
- 9. A dyeable fiber comprising polyolefin, a dye and the reaction product of functionalized polyolefin and polyetheramine, wherein the functionalized polyolefin is present in an amount from about 0.1% by weight to about 15% by weight; and wherein the polyetheramine is present in an amount of from about 0.5% by weight to about 25% by weight.
- 10. The dyeable fiber of claim 9, wherein the functionalized polyolefin is maleated polypropylene.
- 11. The dyeable fiber of claim 9, wherein the functionalized polyolefin is maleated polypropylene having an anhydride content of from about 1% to about 8% as measured by proton nmr.
- 12. The dyeable fiber of claim 9, wherein the functionalized polyolefin has a number average molecular weight below about 20,000.
- 13. The dyeable fiber of claim 9, wherein the fibers are from about 1 to about 1500 denier.
- 14. The dyeable fiber of claim 9, wherein the fibers are from about 1 to about 60 denier.
- 15. Woven fibers of polyolefin and the reaction product of functionalized polyolefin and polyetheramine, wherein the polyolefin is polypropylene or polyethylene, and wherein the functionalized polyolefin is present in an amount of from about 0.1% by weight to about 15% by weight; and wherein the polyetheramine is present in an amount of from about 0.5% by weight to about 25% by weight.
- 16. The woven fibers of claim 15, wherein the functionalized polyolefin is maleated polypropylene.
- 17. The woven fibers of claim 15, further comprising a dye.
- 18. The woven fibers of claim 15, wherein the functionalized polyolefin is maleated polypropylene having an anhydride content of from about 1% to about 8% as measure by proton nmr.
- 19. The woven fibers of claim 15, wherein the functionalized polyolefin has a number average molecular weight below about 20,000.
- 20. Non-woven fibers of polyolefin and the reaction product of functionalized polyolefin and polyetheramine, wherein the polyolefin is polypropylene or polyethylene, and wherein the functionalized polyolefin is present in an amount of from about 0.1% by weight to about 15% by weight; and wherein the polyetheramine is present in an amount of from about 0.5% by weight to about 25% by weight.
- 21. The non-woven fibers of claim 20, wherein the functionalized polyolefin is maleated polypropylene.
- 22. The non-woven fibers of claim 20, wherein the functionalized polyolefin is maleated polypropylene having a maleated anhydride content of from about 1% to about 8% as measured by proton nmr.
- 23. The non-woven fibers of claim 20, wherein the functionalized polyolefin has a number average molecular weight below about 20,000.
- 24. The non-woven fibers of claim 20, further comprising a dye.
- 25. A process for preparing dyeable fibers, comprising:
- forming a dyeable composition comprising polyolefin and the reaction product of a functionalized polyolefin and a polyetheramine, wherein the polyolefin is polypropylene or polyethylene, and wherein the functionalized polyolefin is present in an amount of from about 0.1% by weight to about 15% by weight; and wherein the polyetheramine is present in an amount of from about 0.5% by weight to about 25% by weight; and
- extruding the dyeable composition into fibers.
- 26. The process of claim 25, wherein the functionalized polyolefin is maleated polypropylene.
- 27. The process of claim 25, wherein the functionalized polyolefin is maleated polypropylene having a maleated anhydride content of from about 1% to about 8% as measured by proton nmr.
- 28. The process of claim 25, wherein the functionalized polyolefin has a number average molecular weight below about 20,000.
- 29. The process of claim 25, further comprising: contacting the fibers with a dye under conditions effective to dye the fiber.
- 30. The process of claim 25, wherein the fiber is from about 1 to about 1500 denier.
- 31. The process of claim 25, wherein the fiber is from about 1 to about 100 denier.
- 32. The process of claim 25, further comprising forming the fiber into a non-woven article.
- 33. The process of claim 25, further comprising forming the fiber into a woven article.
Parent Case Info
This is a continuation of application Ser. No. 08/838,970, filed Apr. 23, 1997, which is now U.S. Pat. No. 5,985,999 continuation-in-part of Ser. No. 08/679,070, filed Jul. 12, 1996, which is a continuation-in-part of Ser. No. 08/499,52 1, filed Jul. 7, 1995, which is a continuation-in-part application of Ser. No. 08/222,508, filed Apr. 4, 1994, now abandoned, which is a continuation application of Ser. No. 09/090,675, filed Jul. 13, 1993, now abandoned, and is a continuation-in-part of Ser. No. 08/515,706, filed August, 1995, which is a continuation of Ser. No. 08/222,508, filed Apr. 4, 1994, now abandoned, which is a continuation application of Ser. No. 09/090,675, filed Jul. 13, 1993.
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Continuations (4)
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838970 |
Apr 1997 |
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090675 |
Jul 1993 |
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222508 |
Apr 1994 |
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090675 |
Jul 1993 |
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Continuation in Parts (4)
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679070 |
Jul 1996 |
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499521 |
Jul 1995 |
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222508 |
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515706 |
Aug 1995 |
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