Claims
- 1. A block copolymer composition, comprising:
at least one polyfluorooxetane block bonded to a polyether block via an ether linkage, said polyfluorooxetane block having a repeat unit of the formula 21wherein each n is, independently, 1 to about 6, wherein R is hydrogen or an alkyl group having from 1 to 6 carbon atoms, and wherein each Rf is, independently, a linear or branched alkyl group of from 1 to about 20 carbon atoms with a minimum of 50% of the hydrogen atoms of said Rf alkyl group being replaced by F, and optionally up to all of the remaining H atoms being replaced by I, Cl, or Br, or each said Rf group, where DP is from 2 to about 100; and wherein said polyether block has ether repeat units of from 2 to about 6 carbon atoms, and wherein the number average molecular weight of said polyether block is from about 250 to about 10,000.
- 2. A block copolymer composition according to claim 1, wherein said DP is from 2 to about 30, and wherein said polyfluorooxetane block is an oligomer, a polymer, or a copolymer.
- 3. A block copolymer composition according to claim 2, wherein said Rf contains a minimum of 75 percent of said hydrogen atoms being replaced by F.
- 4. A block copolymer composition according to claim 3, wherein the number average molecular weight of said polyether block is from about 300 to about 5,000, and wherein said polyfluorooxetane block is also derived from tetrahydrofuran.
- 5. A block copolymer composition according to claim 4, wherein said DP is from about 4 to about 20.
- 6. A block copolymer composition according to claim 5, wherein n is from 1 to about 3, R is methyl or ethyl, wherein said Rf is from 1 to about 7 carbon atoms and contains a minimum of 95% of said hydrogen atoms being replaced by F.
- 7. A block copolymer composition according to claim 6, wherein said block copolymer is an AB, or a BAB, or a BA, or an ABA block copolymer, wherein said A block is said polyether block and said B block is said polyfluorooxetane block.
- 8. A flow, or wetting, or leveling agent, comprising the composition of claim 1.
- 9. A flow, or wetting, or leveling agent, comprising the composition of claim 3.
- 10. A flow, or wetting, or leveling agent, comprising the composition of claim 5.
- 11. A flow, or wetting, or leveling agent, comprising the composition of claim 7.
- 12. A solution comprising a flow, or leveling, or wetting agent comprising the composition of claim 1.
- 13. A polymer solution containing a flow, or leveling, or wetting agent comprising the composition of claim 1, wherein the block copolymer is an aqueous soluble, dispersible, or an emulsifiable polymer.
- 14. A polymeric solution containing a flow, or leveling, or wetting agent comprising the composition of claim 1, wherein the block copolymer is a solvent soluble polymer.
- 15. A polymeric solution containing a flow, or leveling, or wetting agent comprising the composition of claim 6, wherein the block copolymer is a solvent soluble polymer.
- 16. A composition comprising:
the reaction product of a polyether initiator and a fluorooxetane monomer having the formula 22wherein each n is, independently, 1 to about 6, wherein R is hydrogen or an alkyl group having from 1 to 6 carbon atoms, and wherein each Rf is, independently, a linear or branched alkyl group of from 1 to about 20 carbon atoms with a minimum of 50% of the hydrogen atoms of said Rf alkyl group being replaced by F, and optionally up to all of the remaining H atoms being replaced by I, Cl, or Br, and wherein said polyether initiator has at least one reactive hydroxyl end group, and has repeat groups containing from 2 to about 6 carbon atoms.
- 17. A composition according to claim 16, wherein Rf has from 1 to 7 carbon atoms and a minimum of 90 percent of said hydrogen atoms being replaced by F, and wherein said polyether initiator has a molecular weight of from about 300 to about 5,000.
- 18. A composition according to claim 17, further including the reaction product of said polyether initiator, said fluoroxetane monomer, and a tetrahydrofuran monomer, and wherein said polyether initiator has 2 reactive hydroxyl end groups.
- 19. A composition according to claim 18, wherein n is 1 to 3, wherein R is methyl or ethyl, wherein said polyether initiator has repeat groups of 2 or 3 carbon atoms, or combinations thereof, and wherein the number average molecular weight of said polyether initiator is from about 350 to about 2,500.
- 20. A composition according to claim 19, wherein said reaction product is an AB or a BAB block copolymer wherein said block derives from said polyether initiator and said B block is derived from said fluorooxetane monomers.
- 21. A composition comprising:
the reaction product of a polyfluorooxetane initiator and an alkyl oxide monomer having from 2 to about 6 carbon atoms, wherein said polyfluorooxetane initiator is an oligomer, a polymer, or a copolymer having 1 or 2 hydroxyl end groups, and having a repeat unit of the formula 23wherein each n is, independently, 1 to about 6, wherein R is hydrogen or an alkyl group having from 1 to 6 carbon atoms, and wherein each Rf is, independently, a linear or branched alkyl group of from 1 to about 20 carbon atoms with a minimum of 50% of the hydrogen atoms of said Rf alkyl group being replaced by F, and optionally up to all of the remaining H atoms being replaced by I, Cl, or Br and DP is from about 2 to about 100.
- 22. A composition according to claim 21, wherein Rf has from 1 to 7 carbon atoms and a minimum of 90 percent of said hydrogen atoms being replaced by F.
- 23. A composition according to claim 22, wherein said polyfluorooxetane copolymer contains repeat groups derived from tetrahydrofuran, and wherein said polyfluorooxetane initiator has two hydroxyl end groups.
- 24. A composition according to claim 23, wherein n is 1 to about 3, wherein R is methyl or ethyl, wherein DP is from about 4 to about 20, wherein said alkylene oxide monomers are ethylene oxide, or propylene oxide, or combinations thereof.
- 25. A composition according to claim 24, wherein said reaction product is a BA or an ABA block copolymer wherein said A block is a polyether block and said B block is a polyfluorooxetane oligomer, polymer, or copolymer.
CROSS REFERENCE
[0001] This application is a continuation of U.S. Ser. No. 10/142,229, filed May 9, 2002, which is a continuation-in-part of U.S. Ser. No. 09/855,053 filed May 14, 2001.
Continuations (1)
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Number |
Date |
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Parent |
10142229 |
May 2002 |
US |
Child |
10882738 |
Jun 2004 |
US |
Continuation in Parts (1)
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Number |
Date |
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Parent |
09855053 |
May 2001 |
US |
Child |
10142229 |
May 2002 |
US |