초록 ▼

The invention relates to a polyoxometalate topical composition for removing a contaminant from an environment, comprising a topical carrier and at least one polyoxometalate, with the proviso that the polyoxometalate is not H5PV2Mo10O40; K5Si(H2O)MnIIIW11O39; K4Si(H2O)MnIVW11O39; or K5CoIIIW12O40.The

The invention relates to a polyoxometalate topical composition for removing a contaminant from an environment, comprising a topical carrier and at least one polyoxometalate, with the proviso that the polyoxometalate is not H5PV2Mo10O40; K5Si(H2O)MnIIIW11O39; K4Si(H2O)MnIVW11O39; or K5CoIIIW12O40.The invention further relates to a method for removing a contaminant from an environment, comprising contacting the polyoxometalate topical composition of the present invention with the environment containing the contaminant for a sufficient time to remove the contaminant from the environment. The invention further relates to a modified polyoxometalate, wherein the modified polyoxometalate comprises the admixture of (1) a polyoxometalate and (2) a cerium compound, a silver compound, a gold compound, a platinum compound, or a combination thereof. The invention further relates to a method for removing a contaminant from an environment, comprising contacting a modified material with the environment containing the contaminant for a sufficient time to remove the contaminant from the environment, wherein the modified material comprises (1) a material and (2) a metal compound comprising a transition metal compound, an actinide compound, a lanthanide compound, or a combination thereof, wherein the metal compound is not a polyoxometalate. The invention further relates to an article comprising the modified material of the present invention.

대표청구항 ▼

1. A polyoxometalate topical composition for removing a contaminant from an environment, comprising a topically acceptable pharmaceutical carrier and at least one polyoxometalate, said polyoxometalate having the formula [YV xZ12−xO40][A], wherein (a) Y is phosphorus, silicon, or aluminum; Z is

1. A polyoxometalate topical composition for removing a contaminant from an environment, comprising a topically acceptable pharmaceutical carrier and at least one polyoxometalate, said polyoxometalate having the formula [YV xZ12−xO40][A], wherein (a) Y is phosphorus, silicon, or aluminum; Z is tungsten or molybdenum; x is from 1 to 6, and A is a counterion, with the proviso that the polyoxometalate is not H5PV2Mo10O40or H6PV3Mo9O40, and (b) said carrier is suitable for application of a thin layer of the composition on the skin of a human.2. The composition of claim 1, wherein the topical carrier comprises a perfluorinated polymer.3. The composition of claim 1, wherein the topical carrier comprises a perfluorinated polymer and at least one unfluorinated polymer.4. The composition of claim 1, wherein the topical carrier comprises a perfluoropolyether.5. The composition of claim 1, wherein the topical carrier comprises a perfluoropolyether and at least one unfluorinated polyether.6. The composition of claim 1, wherein the polyoxometalate is from 0.01 to 95% by weight of the polyoxometalate topical composition.7. The composition of claim 1, wherein the topical carrier is a perfluoropolyether and A is silver.8. A method for removing a contaminant from an environment, composition contacting the polyoxometalate topical composition of claim 1 with the environment containing the contaminant for a sufficient time to remove the contaminant from the environment.9. The method of claim 8, wherein the environment comprises a gas phase.10. The method of claim 8, wherein the environment comprises a liquid phase.11. The method of claim 8, wherein the contaminant comprises a chemical warfare agent.12. The method of claim 8, wherein the contaminant comprises an aldehyde, an aliphatic nitrogen compound, a sulfur compound, an aliphatic oxgenated compound, a halogenated compound, an organophosphate compound, a phosphonothioate compound, a phosphorothioate compound, an arsenic compound, a chloroethyl-amine compound, a phosgene compound, a cyanic compound, or a combination thereof.13. The method of claim 8, wherein the contaminant comprises acetaldehyde, methyl mercaptan, ammonia, hydrogen sulfide, methyl sulfide, diethyl sulfide, diethyl disulfide, dimethyl sulfide, dimethyl disulfide, trimethylamine, styrene, propionic acid, n-butyric acid, n-valeric acid, iso-valeric acid, pyridine, formaldehyde, 2-chloroethyl ethyl sulfide, carbon monoxide, or a combination thereof.14. The method of claim 8, wherein when the environment is a gas phase, the contaminant is removed from the gas phase at from −50° C. to 250° C. and the contaminant from gas phase has a partial pressure of from 0.1 ppb to 30 atm.15. The method of claim 8, wherein when the environment is a gas phase, the contaminant is removed from the gas phase at from 0° C. to 105° C. and the contaminant from the gas phase has a partial pressure of 1 atm.16. The composition of claim 1, wherein the polyoxometalate includes Na5PcuW11O39.17. The composition of claim 1, wherein the polyoxometalate includes Na5PV2Mo10O40.