Polymerization products and biomedical devices containing same
View Patent ↗Polymerization products formed from a monomeric mixture comprising (a) one or more first monomers of the general formula I: A-L-R 1 —(X—CF═CF 2 ) n (I) wherein R 1 represents one or more inertly substituted groups; X is independently a group which links the inertly substituted groups and the trifluorovinyl group; L is an optional linking group; A is CO 2 Z, SO 2 Z, PO 3 Z, or OPO 3 Z wherein Z is hydrogen or an alkali metal and n is an integer of 1 to about 1000; (b) one or more second crosslinking monomers comprising at least three trifluorovinyl groups and (c) one or more prepolymers comprising one or more trifluorovinyl groups are provided. Also provided are biomedical devices formed from such polymerization products.
1. A biomedical device comprising a polymerization product of a monomeric mixture comprising one or more first monomers of the general formula:
A-L-R 1 —(X—CF═CF 2 ) n
wherein R 1 represents one or more inertly substituted groups; X is independently a group which links the inertly substituted groups and the trifluorovinyl group; L is an optional linking group and is independently a straight or branched C 1 -C 30 alkyl group, a C 3 to C 30 cycloalkyl group, a C 5 -C 30 aryl group, an ether group, a C 1 -C 20 ester group, an amide group, a siloxanyl, an arylsiloxanyl or a fluorosiloxanyl; A is CO 2 Z, SO 2 Z, PO 3 Z, or OPO 3 Z wherein Z is hydrogen or an alkali metal and n is an integer from 1 to about 1000.
2. The biomedical device of claim 1 , wherein in the first monomer R 1 comprises a substituted or unsubstituted cyclic or polycyclic containing group optionally containing one or more heteroatoms or a substituted or unsubstituted cyclic or polycyclic siloxane containing group; X is independently a bond, an oxygen atom, a sulfur atom, a carboxylic or thiocarboxylic ester group, an amide group, a sulfone, a sulfoxide, a carbonate, a carbamate, a perfluoroalkylene, a perfluoroalkylene ether, an alkylene, an acetylene, a phosphine, a carbonyl or thio carbonyl group; seleno; telluro; nitrido; a silanediyl group, a trisilanediyl group, a tetrasilanetetrayl group, a siloxanediyl group, a disiloxanediyl group, a trisiloxyldiyl group, a trisilazanyl group, a silythio group, or a boranediyl group and n is from 1 to about 10.
3. The biomedical device of claim 1 , wherein in the first monomer X is O; R 1 is an aromatic group selected from the group consisting of
wherein R is independently hydrogen, a C 1 -C 20 alkyl group, a hydroxyl group, a C 1 -C 20 carboxylic acid group, a C 1 -C 20 ester group, a C 1 -C 20 alkoxy group, CO 2 − , SO 3 − , PO 3 − , OPO 3 2− , F, Br, I, NR 13 2 or NR 13+ 3 wherein R 13 is independently hydrogen, a C 1 -C 20 alkyl group, a hydroxyl group, or two R groups together with the carbon atom to which they are bonded are joined together to form a cyclic structure optionally containing one or more heterocyclic groups and R 2 is a bond, a C 1 -C 20 alkylene or haloalkylene group optionally containing ether or ester linkages; and n is from 1 to about 10 and wherein the X group and either the L or A group may independently be bonded to the aromatic group either ortho, meta and/or para with respect to one another.
4. The biomedical device of claim 1 , wherein the monomeric mixture further comprises (b) one or more second crosslinking monomers comprising at least three trifluorovinyl groups and (c) one or more prepolymers comprising one or more trifluorovinyl groups.
5. The biomedical device of claim 4 , wherein the second crosslinking monomer comprises one or more monomers of the general formula
F 2 C═CF—X—R 3 —(X—CF═CF 2 ) z
wherein R 3 represents one or more inertly substituted groups; X is independently a group which links the R 3 group and the trifluorovinyl group and z is an integer of 2 to about 1000.
6. The biomedical device of claim 5 , wherein R 3 comprises a substituted or unsubstituted cyclic or polycyclic containing group optionally containing one or more heteroatoms or a substituted or unsubstituted, cyclic or polycyclic siloxane containing group; X is independently a bond, an oxygen atom, a sulfur atom, a carboxylic or thiocarboxylic ester group, an amide group, a sulfone, a sulfoxide, a carbonate, a carbamate, a perfluoroalkylene, a perfluoroalkylene ether, an alkylene, an acetylene, a phosphine, a carbonyl or thio carbonyl group; seleno; telluro; nitrido; a silanediyl group, a trisilanediyl group, a tetrasilanetetrayl group, a siloxanediyl group, a disiloxanediyl group, a trisiloxyldiyl group, a trisilazanyl group, a silythio group, or a boranediyl group and z is from 1 to about 10.
7. The biomedical device of claim 5 , wherein each X is O; R 3 is an aromatic group selected from the group consisting of
wherein R is independently hydrogen, a C 1 -C 20 alkyl group, a hydroxyl group, a C 1 -C 20 carboxylic acid group, a C 1 -C 20 ester group, a C 1 -C 20 alkoxy group, CO 2 − , SO 3 − , PO 3 − , OPO 3 2− , F, Br, I, NR 13 2 or NR 13+ ' wherein R 13 is independently hydrogen, a C 1 -C 20 alkyl group, a hydroxyl group, or two R groups together with the carbon atom to which they are bonded are joined together to form a cyclic structure optionally containing one or more heterocyclic groups and R 2 is a bond, a C 1 -C 20 alkylene or haloalkylene group optionally containing ether or ester linkages; and m is from 1 to about 10 and wherein each X group may independently be bonded to the aromatic group either ortho, meta and/or para with respect to one another.
8. The biomedical device of claim 4 , wherein the second crosslinking monomer comprises one or more monomers of the general formula:
wherein X′ is an oxygen atom; R 4 is independently hydrogen, a substituted or unsubstituted C 1 -C 30 alkyl, a substituted or unsubstituted C 1 -C 30 alkoxy, a substituted or unsubstituted C 3 -C 30 cycloalkyl, a substituted or unsubstituted C 3 -C 30 cycloalkylalkyl, a substituted or unsubstituted C 3 -C 30 cycloalkenyl, a substituted or unsubstituted C 5 -C 30 aryl, a substituted or unsubstituted a C 5 -C 30 arylalkyl, a substituted or unsubstituted C 5 -C 30 heteroaryl, a substituted or unsubstituted C 3 -C 30 heterocyclic ring, a substituted or unsubstituted C 4 -C 30 heterocyclylalkyl, or a substituted or unsubstituted C 6 -C 30 heteroarylalkyl; a is from 3 to about 100; and T is independently of the general formula:
wherein R 5 is independently one or more inertly substituted groups; X is independently a group which links the inertly substituted groups and the trifluorovinyl group and L is an optional linking group and is independently a straight or branched C 1 -C 30 alkyl group, a C 3 to C 30 cycloalkyl group, a C 5 -C 30 aryl group, an ether group, a C 1 -C 20 ester group, an amide group, a siloxanyl, an arylsiloxanyl or a fluorosiloxanyl.
9. The biomedical device of claim 8 , wherein R 4 is a substituted or unsubstituted C 1 -C 30 alkyl; X is O and R 5 is an aromatic group selected from the group consisting of
wherein R is independently hydrogen, a C 1 -C 20 alkyl group, a hydroxyl group, a C 1 -C 20 carboxylic acid group, a C 1 -C 20 ester group, a C 1 -C 20 alkoxy group, CO 2 − , SO 3 − , PO 3 − , OPO 3 2− , F, Br, I, NR 13 2 or NR 13+ 3 wherein R 13 is independently hydrogen, a C 1 -C 20 alkyl group, a hydroxyl group, or two R groups together with the carbon atom to which they are bonded are joined together to form a cyclic structure optionally containing one or more heterocyclic groups and R 2 is a bond, a C 1 -C 20 alkylene or haloalkylene group optionally containing ether or ester linkages; and wherein the X group and either the L group or Si atom may independently be bonded to the aromatic group either ortho, meta and/or para with respect to one another.
10. The biomedical device of claim 4 , wherein the one or more prepolymers are selected from the group consisting of poly(siloxane) prepolymers, poly(alkyl ether) prepolymers, poly(aromatic ether) prepolymers, poly(perfluorocyclobutane) prepolymers, copolymers thereof and mixtures thereof.
11. The biomedical device of claim 4 , wherein the prepolymer comprises one or more poly(siloxane) prepolymers of the general formula:
wherein m, o and p are independently integers from 1 to about 1000; R 7 independently represents one or more inertly substituted groups; X is independently a group which links the inertly substituted groups and the trifluorovinyl group; R 8 is independently an amide group, a C 1 -C 20 ester group, an ether group, an ureido, a substituted or unsubstituted C 3 -C 30 cyclicalkyl, or a C 1 -C 30 alkylene or haloalkylene group optionally containing ether or ester linkages; and R 9 , R 10 , R 11 and R 12 are independently hydrogen, a straight or branched C 3 -C 30 alkyl group, a C 3 -C 30 fluoroalkyl group, one or more substituted or unsubstituted aromatic groups, a C 1 -C 20 ester group, an ether group, an ureido group, an amide group, an amine group, a substituted or unsubstituted C 1 -C 30 alkoxy, a substituted or unsubstituted C 3 -C 30 cycloalkyl, a substituted or unsubstituted C 3 -C 30 cycloalkylalkyl, a substituted or unsubstituted C 3 -C 30 cycloalkenyl, a substituted or unsubstituted C 5 -C 30 aryl, a substituted or unsubstituted C 5 -C 30 arylalkyl, a substituted or unsubstituted C 5 -C 30 heteroaryl, a substituted or unsubstituted C 3 -C 30 heterocyclic ring, a substituted or unsubstituted C 4 -C 30 heterocyclylalkyl, a substituted or unsubstituted C 6 -C 30 heteroarylalkyl, fluorine, a vinyl group, a C 5 -C 30 fluoroaryl, or a hydroxyl group.
12. The biomedical device of claim 11 , wherein each X is O; each R 7 is independently an aromatic group selected from the group consisting of
wherein R is independently hydrogen, a C 1 -C 20 alkyl group, a hydroxyl group, a C 1 -C 20 carboxylic acid group, a C 1 -C 20 ester group, a C 1 -C 20 alkoxy group, CO 2 − , SO 3 − , PO 3 − , OPO 3 2− , F, Br, I, NR 13 2 or NR 13+ 3 wherein R 13 is independently hydrogen, a C 1 -C 20 alkyl group, a hydroxyl group, or two R groups together with the carbon atom to which they are bonded are joined together to form a cyclic structure optionally containing one or more heterocyclic groups and R 2 is a bond, a C 1 -C 20 alkylene or haloalkylene group optionally containing ether or ester linkages; and n and p is from 1 to about 10 and wherein the X and R 8 groups may independently be bonded to the aromatic group either ortho, meta and/or para with respect to one another.
13. The biomedical device of claim 1 , wherein in the first monomer X is O, R 1 comprises a cyclic or polycyclic group optionally containing one or more heteroatoms and A is CO 2 Z; and the monomeric mixture further comprises a second crosslinking monomer comprising at least three trifluorovinyl aromatic ether groups and one or more prepolymers selected from the group consisting of poly(siloxane) prepolymers, poly(alkyl ether) prepolymers, poly(aromatic ether) prepolymers, poly(perfluorocyclobutane) prepolymers, copolymers thereof and mixtures thereof.
14. The biomedical device of claim 1 , wherein in the first monomer X is O, R 1 comprises a cyclic or polycyclic group optionally containing one or more heteroatoms and A is SO 2 Z; and the monomeric mixture further comprises a second crosslinking monomer comprising at least three trifluorovinyl aromatic ether groups and one or more prepolymers selected from the group consisting of poly(siloxane) prepolymers, poly(alkyl ether) prepolymers, poly(aromatic ether) prepolymers, poly(perfluorocyclobutane) prepolymers, copolymers thereof and mixtures thereof.
15. The biomedical device of claim 1 , which is an ophthalmic lens.
16. The biomedical device of claim 1 , wherein the ophthalmic lens is a contact lens.
17. The biomedical device of claim 16 , wherein the contact lens is a rigid gas permeable lens.