A radiation-curable composition which includes a cyanoacrylate component or a cyanoacrylate-containing formulation; a metallocene component; and a polymerizingly effective amount of a photoinitiator to accelerate the rate of cure is provided.
대표청구항▼
1. A photocurable composition comprising:(a) a 2-cyanoacrylate monomer of the formula H2C?C(CN)?COOR, wherein R is selected from the group consisting of C1-15 alkyl, alkoxyalkyl, cycloalkyl, alkenyl, aralkyl, aryl, allyl and haloalkyl groups, (b) a metallocene component, and (c) a photoinitiator com
1. A photocurable composition comprising:(a) a 2-cyanoacrylate monomer of the formula H2C?C(CN)?COOR, wherein R is selected from the group consisting of C1-15 alkyl, alkoxyalkyl, cycloalkyl, alkenyl, aralkyl, aryl, allyl and haloalkyl groups, (b) a metallocene component, and (c) a photoinitiator component activated by radiation in the visible range of the electromagnetic spectrum and selected from the group consisting of dl-camphorquinone, bis(η5-2,4-cyclopentadien-1-yl)-bis[2,6-difluoro-3-(1H-pyrrol-1-yl)phenyl]titanium, bis(2,6-dimethoxybenzoyl-2,4,4-trimethyl pentyl) phosphine oxide, bis(2,4,6-trimethyl benzoyl) phenyl phosphine oxide and combinations thereof. 2. The composition according to claim 1, wherein the 2-cyanoacrylate monomer is represented by H2C?C(CN)?COOR, wherein R is selected from the group consisting of C1-15 alkyl, alkoxyalkyl, cycloalkyl, alkenyl, aralkyl, aryl, allyl and haloalkyl groups.3. The composition according to claim 1, wherein the 2-cyanoacrylate monomer is selected from the group consisting of methyl cyanoacrylate, ethyl-2-cyanoacrylate, propyl cyanoacrylates, butyl cyanoacrylates, octyl cyanoacrylates, allyl-2-cyanoacrylate, β-methoxyethyl-2-cyanoacrylate and combinations thereof.4. The composition according to claim 1, wherein the 2-cyanoacrylate monomer is ethyl-2-cyanoacrylate.5. The composition according to claim 1, wherein the metallocene component includes materials within the following structure: wherein R1 and R2 optionally occur at least once on each ring, are the same or different and are selected from H; any straight- or branched-chain alkyl constituent having from 1 to about 8 carbon atoms; acetyl; vinyl; allyl; hydroxyl; carboxyl; ?(CH2)n?OH, wherein n is an integer in the range of 1 to about 8; (CH2)n?COOR3, wherein n is an integer in the range of 1 to about 8 and R3 is a member selected from the group consisting of H; Li; Na; any straight- or branched-application chain alkyl constituent having from 1 to about 8 carbon atoms; ?(CH2)n′, wherein n′ is an integer in the range of 2 to about 8; ?(CH2)n?OR4, wherein n is an integer in the range of 1 to about 8 and R4 is any straight- or branched-chain alkyl constituent having from 1 to about 8 carbon atoms; and ?(CH2)n?N+(CH3)3 X?, wherein n is an integer in the range of 1 to about 8 and X is a member selected from the group consisting of Cl?, Br?, I?, ClO4? and BF4?;Y1 and Y2 are optionally present, and when present at least once are the same or different and are members selected from the group consisting of H, Cl?, Br?, I?, cyano, methoxy, acetyl, hydroxy, nitro, trialkylamines, triaryamines, trialkylphospines, triphenylamine, and tosyl; A and A′ are the same or different and are members selected from the group consisting of C and N; m and m′ are the same or different and are 1 or 2; and Me is a member selected from the group consisting of Fe, Ti, Ru, Co, Ni, Cr, Cu, Mn, Pd, Ag, Rh, Pt, Zr, Hf, Nb, V and Mo. 6. The composition according to claim 1, wherein the metallocene component includes materials within the following structure: wherein R1 and R2 are the same or different, and each is a member selected from the group consisting of H; any straight- or branched-chain alkyl constituent having from 1 to about 8 carbon atoms, acetyl; vinyl; allyl; hydroxyl; carboxyl; ?(CH2)n?OH, wherein n is an integer in the range of 1 to about 8; ?(CH2)n?COOR3, wherein n is an integer in the range of 1 to about 8 and R3 is any straight- or branched-chain alkyl constituent having from 1 to about 8 carbon atoms, H, Li, Na, or ?(CH2)n′, wherein n′ is an integer in the range of 2 to about 8; ?(CH2)n?OR4, wherein n is an integer in the range of 1 to about 8 and R4 is any straight- or branched-chain alkyl constituent having from 1 to about 8 carbon atoms; and ?(CH2)n?N+(CH3)3 X?, wherein n is an integer in the range of 1 to about 8 and X is a member selected from the group consisting of Cl?, Br?, I?, ClO4? and BF4?; andMe is selected from the group consisting of Fe, Ti, Ru, Co, Ni, Cr, Zr, Hf, Nb, V and Mo. 7. The composition according to claim 5, wherein Me is selected from the group consisting of Ti, Cr, Cu, Mn, Ag, Zr, Hf and Mo.8. The composition according to claim 1, wherein the metallocene component includes materials within the following structure: wherein R1 and R2 optionally occur at least once on each ring, are the same or different and are members selected from the group consisting of H; any straight- or branched-chain alkyl constituent having from 1 to about 8 carbon atoms; acetyl; vinyl; allyl; hydroxyl; carboxyl; ?(CH2)n?OH, wherein n is an integer in the range of 1 to about 8; ?(CH2)n?COOR3, wherein n is an integer in the range of 1 to about 8 and R3 is a member selected from the group consisting of H; Li; Na; any straight- or branched-chain alkyl constituent having from 1 to about 8 carbon atoms; ?(CH2)n′, wherein n′ is an integer in the range of 2 to about 8; ?(CH2)n?OR4, wherein n is an integer in the range of 1 to about 8 and R4 is any straight- or branched-chain alkyl constituent having from 1 to about 8 carbon atoms; and ?(CH2)n?N+(CH3)3 X?, wherein n is an integer in the range of 1 to about 8 and X is a member selected from the group consisting of Cl?, Br?, I?, ClO4? and BF4?;Y1 and Y2 are optionally present, and when present at least once are the same or different and are members selected from the group consisting of H, Cl?, Br?, I?, cyano, methoxy, acetyl, hydroxy, nitro, trialkylamines, triaryamines, trialkylphospines, triphenylamine, and tosyl; A and A′ are the same or different and are selected from the group consisting of C and N; m and m′ are the same or different and are 1 or 2; and Me is a member selected from the group consisting of Fe, Ti, Ru, Co, Ni, Cr, Cu, Mn, Pd, Ag, Rh, Pt, Zr, Hf, Nb, V and Mo. 9. The composition according to claim 8, wherein R1 and R2 are each H; Y1 and Y2 are each Cl; A and A′ are each N; m and m′ are each 2; and Me is Ru.10. The composition according to claim 1, wherein the metallocene component is selected from the group consisting of diaryl phosphino metal-complexed ferrocenes, bis-alkyl ferrocenes, and Me[CW3?CO?CH?C(O?)?CW′3]2, wherein Me is a member selected from the group consisting of Fe, Ti, Ru, Co, Ni, Cr, Cu, Mn, Pd, Ag, Rh, Pt, Zr, Hf, Nb, V and Mo, and W and W′ are the same or different and are members selected from the group consisting of H and halogen.11. The composition according to claim 1, wherein the metallocene component is a member selected from the group consisting of ferrocenes, titanocenes, and combinations thereof.12. The composition according to claim 1, wherein the metallocene component is ferrocene.13. The composition according to claim 1, further comprising an additional photoinitiator selected from the group consisting of 1-hydroxycyclohexyl phenyl ketone, 2-methyl-1-2-morpholino propan-1-one, benzophenone, 2-benzyl-2-N,N-dimethylamino-1-(4-morpholinophenyl)-1-butanone, 2,2-dimethoxy-2-phenyl acetophenone, 2,4,6-trimethylbenzoyldiphenyl-phosphine oxide, hydroxy-2-methyl-1-phenyl-propan-1-one, alkyl pyruvates, aryl pyruvates and combinations thereof.14. The composition according to claim 1, further comprising a member selected from the group consisting of viscosity-modifying agents, rubber toughening agents, thixotropy rendering agents, thermal-stabilizing agents, and combinations thereof.15. The composition according to claim 1, wherein the composition is useful as an adhesive, a sealant or a coating.16. The composition according to claim 1 in a one-part formulation.17. The composition according to claim 16, for use in the manufacture of articles using a wicking application.18. A method of using a one-part composition according to claim 16 in the assembly of an article which ordinarily would be assembled by applying onto a substrate a primer, followed by an adhesive composition.19. The composition according to claim 1, wherein the composition has a viscosity in a range selected from the group consisting of 1-3 cps, 1-15 cps, 100-300 cps, and 600-1000 cps.20. A method of polymerizing a photocurable composition said method comprising the steps of:(a) providing an amount of the composition according to claim 1; and (b) subjecting the composition to radiation in the visible range of the electromagnetic spectrum effective to cure the composition. 21. A reaction product formed from the composition according to claim 1 after exposing the composition to electromagnetic radiation in the visible range of the electromagnetic spectrum effective to cure the composition.22. An article assembled with a composition according to claim 1, selected from the group consisting of needles, syringes, lancets, hypodermics, injectors, bodily fluid collector sets, cannula/hub assemblies, cannula/tube assemblies, tube sets, intravenous sets, fluid delivery and withdrawal sets, suction tubes, anesthesia masks, face masks, surgical masks, angioplast catheters, balloon catheters, disc drives, magnetic sensors, battery holding cartridges, loud speakers, phase holograms, lenses and jewelry.23. A method of manufacturing an article, comprising:selecting portions of needles, syringes, lancets, hypodermics, injectors, bodily fluid collector sets, cannula/hub assemblies, cannula/tube assemblies, tube sets, intravenous sets, fluid delivery and withdrawal sets, suction tubes, anesthesia masks, face masks, surgical masks, angioplast catheters, balloon catheters, disc drives, magnetic sensors, battery holding cartridges, loud speakers, phase holograms, lenses or jewelry; applying a composition according to claim 1 to said portions; and polymerizing said composition to thereby assemble said portions. 24. A method of repairing an article, comprising:selecting a broken article selected from the goup consisting of needles, syringes, lancets, hypodermics, injectors, bodily fluid collector sets, cannula/hub assemblies, cannula/tube assemblies, tube sets, intravenous sets, fluid delivery and withdrawal sets, suction tubes, anesthesia masks, face masks, surgical masks, angioplast catheters, balloon catheters, disc drives, magnetic sensors, battery holding cartridges, loud speakers, phase holograms, lenses and jewelry; applying a composition according to claim 1 to said broken article; and polymerizing said composition to thereby repair said broken article. 25. A composition comprising:(a) a 2-cyanoacrylate monomer of the formula H2C?C(CN)?COOR, wherein R is selected from the group consisting of C1-15 alkyl, alkoxyalkyl, cycloalkyl, alkenyl, aralkyl, aryl, allyl and haloalkyl groups, (b) a metallocene component, and (c) a polymerisingly effective amount of a bis acyl phoshine oxide photoinitiator component. 26. An article assembled with a composition according to claim 25, selected from the group consisting of needles, syringes, lancets, hypodermics, injectors, bodily fluid collector sets, cannula/hub assemblies, cannula/tube assemblies, tube sets, intravenous sets, fluid delivery and withdrawal sets, suction tubes, anesthesia masks, face masks, surgical masks, angioplast catheters, balloon catheters, disc drives, magnetic sensors, battery holding cartridges, loud speakers, phase holograms, lenses and jewelry.27. A method of manufacturing an article, comprising:selecting portions of needles, syringes, lancets, hypodermics, injectors, bodily fluid collector sets, cannula/hub assemblies, cannula/tube assemblies, tube sets, intravenous sets, fluid delivery and withdrawal sets, suction tubes, anesthesia masks, face masks, surgical masks, angioplast catheters, balloon catheters, disc drives, magnetic sensors, battery holding cartridges, loud speakers, phase holograms, lenses or jewelry; applying a composition according to claim 19 to said portions; and polymerizing said composition to thereby assemble said portions. 28. A method of repairing an article, comprising:selecting a broken article selected from the goup consisting of needles, syringes, lancets, hypodermics, injectors, bodily fluid collector sets, cannula/hub assemblies, cannula/tube assemblies, tube sets, intravenous sets, fluid delivery and withdrawal sets, suction tubes, anesthesia masks, face masks, surgical masks, angioplast catheters, balloon catheters, disc drives, magnetic sensors, battery holding cartridges, loud speakers, phase holograms, lenses and jewelry; applying a composition according to claim 19 to said broken article; and polymerizing said composition to thereby repair said broken article. 29. A composition comprising:(a) a 2-cyanoacrylate monomer, (b) a metallocene component, and (c) a polymerisingly effective amount of a photoinitiator component triggered upon exposure to radiation in the visible range of the electromagnetic spectrum and selected from the group consisting of bis(η5-2,4-cyclopentadien-1-yl)-bis-[2,6-difluoro-3-(1H-pyrrol-1-yl)phenyl] titanium, bis(2,6-dimethoxybenzoyl-2,4,4-trimethyl pentyl) phosphine oxide, bis(2,4,6-trimethyl benzoyl) phenyl phosphine oxide, dl-camphorquinone, and combinations thereof. 30. The composition according to claim 1, 25 or 29, having a viscosity within the range of about 1 to about 15 cps.31. The composition according to claim 30, for use in the manufacture of articles having molded polymeric parts to be bonded together.32. The composition according to claim 1, 25 or 29, having a viscosity within the range of about 100 to about 300 cps.33. The composition according to claim 32, for use in the manufacture of articles having porous substrates and/or substrates with gaps greater than about 0.5 mils (0.0127 mm) therebetween.34. The composition according to claim 1, 25 or 29, having a viscosity within the range of about 600 to about 1000 cps.
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