IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0291139
(2002-11-08)
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발명자
/ 주소 |
- Malik, Aslam A.
- Archibald, Thomas G.
- Carlson, Roland P.
- Wynne, Kenneth J.
- Kresge, Edward N.
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출원인 / 주소 |
- Aerojet-General Corporation, Omnova Solutions, Inc.
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대리인 / 주소 |
Townsend & Townsend & Crew LLP
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인용정보 |
피인용 횟수 :
0 인용 특허 :
26 |
초록
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This invention is directed to mono- and bis-substituted oxetane monomers having fluorinated alkoxymethylene side chains, hydroxy-terminated prepolymers derived from these mono- and bis-substituted oxetane monomers and tetrahydrofuran (THF), and polymers produced from these prepolymers, as well as th
This invention is directed to mono- and bis-substituted oxetane monomers having fluorinated alkoxymethylene side chains, hydroxy-terminated prepolymers derived from these mono- and bis-substituted oxetane monomers and tetrahydrofuran (THF), and polymers produced from these prepolymers, as well as the synthesis processes associated with each, and the use of the monomers, prepolymers and ultimate polymers, both directly and as components of numerous compositions.
대표청구항
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1. A hydroxy-terminated FOX/THF coprepolymer comprising a mixture of monomeric units having the general formulae:whereinn is independently selected and is 1 to 3;R f 1 and R f 2 are independently selected from the group consisting of linear perfluorinated alkyl groups having 1-20 carbons, bran
1. A hydroxy-terminated FOX/THF coprepolymer comprising a mixture of monomeric units having the general formulae:whereinn is independently selected and is 1 to 3;R f 1 and R f 2 are independently selected from the group consisting of linear perfluorinated alkyl groups having 1-20 carbons, branched perfluorinated alkyl groups having 1-20 carbons and oxaperfluorinated polyethers having from about 4-60 carbons;x is 1-250; andz is 1-250. 2. A FOX/THF prepolymer in accordance with claim 1, wherein R f 1 and R f 2 are linear perfluorinated alkyls. 3. A FOX/THF coprepolymer in accordance with claim 1, wherein R f 1 and R f 2 are the same. 4. A FOX/THF coprepolymer coprepolymer in accordance with claim 1, wherein R f 1 and R f 2 are different. 5. A FOX/THF coprepolymer in accordance with claim 1 having a polydispersity in the range of 1.1 to 2.5, and ranging in number average molecular weight from about 2,000 to 15,000. 6. A FOX/THF coprepolymer in accordance with claim 1, wherein said FOX/THF coprepolymer is produced from the polymerization of tetrahydrofuran with at least one bis-substituted FOX monomer selected from the group consisting of 3,3-(2,2,2-trifluoroethoxymethyl)oxetane, 3,3-(2,2,3,3,4,4,4-heptafluorobutoxymethyl)-oxetane, 3,3-(2,2,3,3,4,4,5,5,6,6,7,7,8,8, 8-pentadecafluorooctyloxymethyl)oxetane, 3,3-(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyloxymethyl)oxetane, 3,3-(3,3,4,4,5,5 ,6, 6,7,7,8,8,9,9,10,10,10-heptadecafluorodecyloxymethyl)oxetane, 3,3-(3,3,4,4,5,5,6,6,7, -7,8,8,9,9,10,10,11,11,12,12,12-heneicosafluorododecyloxymethyl)oxetane, 3-(2,2,2-tri-fluoroethoxymethyl)-3-(2,2,3,3,4,4,4-heptafluorobutoxymethyl)oxetane and 3-(2,2,3,3,4, -4,4-heptafluorobutoxymethyl)-3-(2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluorooctyloxy-methyl)oxetane. 7. A FOX/THF coprepolymer in accordance with claim 6, wherein said bis-substituted FOX monomer is 3,3-(2,2,2-trifluoroethoxymethyl)oxetane. 8. A FOX/THF coprepolymer in accordance with claim 6, wherein said bis-substituted FOX monomer is 3,3-(2,2,3,3,4,4,4-heptafluorobutoxy-methyl)oxetane. 9. A FOX/THF coprepolymer in accordance with claim 6, wherein said bis-substituted FOX monomer is 3-(2,2,2-trifluoroethoxymethyl)-3-(2,2,3,3,4,4,4-heptafluorobutoxymethyl)oxetane. 10. A FOX/THF coprepolymer in accordance with claim 1, wherein the ratio of FOX monomer to THF monomer is in the range of from about 1:99 to about 99:1. 11. A hydroxy-terminated FOX/THF coprepolymer comprising a mixture of monomeric units having the general formulae:wherein:each n is independently selected and is 1 to 3;R is selected from the group consisting of methyl and ethyl;R f 1 , R f 2 and R f 3 are independently selected from the group consisting of linear perfluorinated alkyl groups having 1-20 carbons, branched perfluorinated alkyl groups having 1-20 carbons and oxaperfluorinated polyethers having from about 4-60 carbons;x is 1-250;y is 1-250; andz is 1-250. 12. A FOX/THF prepolymer in accordance with claim 11, wherein R f 1 , R f 2 and R f 3 are linear perfluorinated alkyls. 13. A FOX/THF coprepolymer in accordance with claim 11, wherein R f 1 and R f 2 are the same. 14. A FOX/THF coprepolymer coprepolymer in accordance with claim 11, wherein R f 1 and R f 2 are different. 15. A FOX/THF coprepolymer in accordance with claim 11 having a polydispersity in the range of 1.1 to 2.5, and ranging in number average molecular weight from about 2,000 to 15,000. 16. A FOX/THF coprepolymer in accordance with claim 11, wherein said FOX/THF coprepolymer is produced from the polymerization of tetrahydrofuran with at least one bis-substituted FOX monomer selected from the group consisting of 3,3-(2,2,2-trifluoroethoxymethyl)oxetane, 3,3-(2,2,3,3,4,4,4-heptafluorobutoxymethyl)-oxetane, 3,3-(2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluorooctyloxymethyl)oxetane, 3,3-(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyloxymethyl)oxetane, 3,3-(3,3,4,4,5,5,6, 6,7,7,8,8,9,9,10,10,10-heptadecaf luorodecyloxymethyl)oxetane, 3,3-(3,3,4,4,5,5,6,6,7, -7,8,8,9,9,10,10,11,11,12,12,12-heneicosafluorododecyloxymethyl)oxetane, 3-(2,2,2-tri-fluoroethoxymethyl)-3-(2,2,3,3,4,4,4-heptafluorobutoXymethyl)oxetane and 3-(2,2,3,3,4, -4,4-heptafluorobutoxymethyl)-3-(2,2,3,3,4,4,5,6,6,7,7,8,8, 8-pentadecafluorooctyloxy-methyl)oxetanel, and at least one mono-substituted FOX monomer selected from the group consisting of selected from the group consisting of 3-(2,2,2-trifluoroethoxy-methyl)-3-methyloxetane, 3-(2,2,3,3,4,4,4-heptafluorobutoxymethyl)-3-methyloxetane, 3-(2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluorooctyloxymethyl)-3-methyloxetane, 3-(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyloxymethyl)-3-methyloxetane, 3-(3,3,4,4,-5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodecyloxymethyl)-3-methyloxetane, and 3-(3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-heneicosafluorododecyloxy-methyl)-3-methyloxetane. 17. A FOX/THF coprepolymer in accordance with claim 16, wherein said bis-substituted FOX monomer is 3,3-(2,2,2-trifluoroethoxymethyl)oxetane). 18. A FOX/THF coprepolymer in accordance with claim 16, wherein said his-substituted FOX monomer is 3,3-(2,2,3,3,4,4,4-heptafluorobutoxy-methyl)oxetane. 19. A FOX/THF coprepolymer in accordance with claim 16, wherein said his-substituted FOX monomer is 3-(2,2,2,-trifluoroethyoxymethyl)-3-(2,2,3,4,4,4-heptafluorobutoxy-methyl)oxetane. 20. A FOX/THF coprepolymer in accordance with claim 16, wherein said mono-substituted FOX monomer is 3-(2,2,3,3,4,4,4-heptafluorobutoxy-methyl)-3-methyloxetane. 21. A FOX/THF coprepolymer in accordance with claim 16, wherein said mono-substituted FOX monomer is 3-(2,2,2-trifluoroethyoxymethyl)-3-methyl-oxetane. 22. A FOX/THF coprepolymer in accordance with claim 11, wherein the ratio of FOX monomer to THF monomer is in the range of from about 1:99 to about 99:1.
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