Claims
- 1. A polymerization process, comprising:
polymerizing first monomers and second monomers under conditions of a controlled polymerization process, wherein the polymerizing is conducted in the presence of a complex comprising at least one of the monomers.
- 2. The polymerization process of claim 1, further comprising:
forming a copolymer wherein the sequence distribution of the monomers in the copolymer is different than the sequence distribution of a copolymer formed in the absence of the complex.
- 3. The polymerization process of claim 1, wherein the reactivity of the complexed monomer is different than the reactivity of the same monomer in an uncomplexed state.
- 4. The polymerization process of claim 3, wherein the first monomer is a vinyl monomer or an alkyl-olefin and the reactivity of the complexed monomer relative to the second monomer is greater than the reactivity of the free alkyl-olefin relative to the second monomer.
- 5. The polymerization process of claim 1, wherein the cross propagation kinetics of the complexed monomer differ from the cross propagation kinetics of the free monomer.
- 6. The polymerization process of claim 1, wherein the complex further comprises at least one of a transition metal and a Lewis acid.
- 7. The polymerization process of claim 6, wherein the complex comprises an alkylaluminum chloride.
- 8. The polymerization process of claim 6, wherein the complex comprises one of diethylaluminum chloride and ethyl aluminum sesquichloride.
- 9. The polymerization process of claim 4, wherein the complex comprises a transition metal and the complex is a catalyst for ATRP or the polymerization of olefins.
- 10. The polymerization process of claim 9, wherein the reactivity of the complexed monomer is different than the reactivity of a free monomer.
- 11. The polymerization process of claim 6, wherein the controlled polymerization process is a controlled radical polymerization process.
- 12. The polymerization process of claim 10, wherein the complex comprises the first monomer and the first monomer is an alkyl olefin.
- 13. The polymerization process of claim 12, wherein the reactivity of the alkyl olefin is enhanced by the being complexed.
- 14. The polymerization process of claim 1, complex acts as a catalyst in an ATRP.
- 15. The polymerization process of claim 14, wherein the controlled polymerization process is one of a degenerative transfer process, a RAFT process, an atom transfer radical polymerization process, and nitroxide mediated process.
- 16. The polymerization process of claim 14, further comprising:
forming an alternating copolymer.
- 17. The polymerization process of claim 16, wherein the monomers are methyl methacrylate and styrene and the copolymer has a polydispersity of less than 2.
- 18. The polymerization process of claim 17, where in the copolymer has a polydispersity of less than 1.5.
- 19. The polymerization process of claim 16, wherein the monomers are butyl methacrylate and styrene and the copolymer has a polydispersity of less than 2.
- 20. The polymerization process of claim 19, where in the copolymer has a polydispersity of less than 1.5.
- 21. The polymerization process of claim 16, wherein the monomers are methyl acrylate and styrene and the copolymer has a polydispersity of less than 2.0.
- 22. The polymerization process of claim 21, where in the copolymer has a polydispersity of less than 1.5.
- 23. A copolymer, comprising:
an alternating copolymer segment comprising first monomers and second monomers; a homopolymer segment comprising first monomers; and a polydispersity of less than 1.5.
- 24. The copolymer of claim 23, wherein the first monomers are styrene and the second monomers are methyl methacrylate.
- 25. The copolymer of claim 23, wherein the first monomers are styrene and the second monomers are butyl methacrylate.
- 26. A polymerization process, comprising:
polymerizing acceptor monomers and donor monomers, in the presence of a Lewis acid, an initiator and a transfer agent.
- 27. The polymerization process of claim 26, wherein the transfer agent is a RAFT transfer agent or an iodo-transfer agent.
- 28. A polymerization process, comprising:
adding a Lewis acid to a controlled polymerization process.
- 29. A polymerization process, comprising:
polymerizing first monomers and second monomers, wherein the polymerizing is in the presence of a complex comprising at least one of the monomers and a transition metal.
- 30. The polymerization process of claim 29, wherein the first monomer is an olefin and the reactivity of the complexed olefin relative to the second monomer is greater than the reactivity of the free olefin relative to the second monomer.
- 31. The polymerization process of claim 29, wherein the reactivity of the complexed monomer is different than the reactivity of a free monomer.
- 32. The polymerization process of claim 29, wherein the uncontrolled polymerization process is an uncontrolled radical polymerization process.
- 33. The polymerization process of claim 32, wherein the complex comprises the first monomer and the first monomer is a vinyl monomer or an alkyl olefin.
- 34. The polymerization process of claim 33, wherein the reactivity of the vinyl monomer or olefin is enhanced by the being complexed.
- 35. The polymerization process of claim 29, wherein the cross propagation kinetics of the complexed monomer differ from the cross propagation kinetics of the free monomers.
- 36. The polymerization process of claim 29, wherein the complex is a catalyst for the polymerization of olefins.
- 37. The polymerization process of claim 29, wherein the complex comprises the first monomers and the first monomer is an alkyl-olefin.
- 38. The polymerization process of claim 29, wherein the complex is a catalyst for the polymerization of vinyl monomers in a transition metal mediated polymerization.
- 39. The polymerization process of claim 38, wherein the transition metal mediated polymerization is an ATRP.
- 40. The polymerization process of claim 28 wherein the Lewis acid is added after the polymerization has been initiated and some (co)monomers have been converted to polymer.
CROSS REFERENCE TO RELATED APPLICATIONS
[0001] This application is a nonprovisional application claiming priority from U.S. Application Serial No. 60/329,210 filed on Oct. 12, 2001.
Provisional Applications (1)
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Number |
Date |
Country |
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60329210 |
Oct 2001 |
US |