Electrolytic composite materials
View Patent ↗A composition comprising a metallic composition, an inorganic oxide-based polymer, and a solvent. A cure product of the metallic composition, inorganic oxide-based polymer, and solvent, the cure product having a network structure, are also disclosed.
1. A composition, comprising:
a metallic composition comprising a particle having a core surrounded by a shell, the core comprising a magnesium alloy and the shell comprising a metallic or ceramic layer not identical to the magnesium alloy, the magnesium alloy comprising magnesium metal alloyed with Al, Cd, Ca, Co, Cu, Fe, K, Li, Mn, Na, Ni, Si, Ag, W, Sb, Sr, Ti, Th, Zn, Zr, or a combination comprising at least one of the foregoing,
an inorganic oxide-based polymer, the inorganic oxide-based polymer comprising a plurality of structural repeating units which comprise —(X—O)— where X is Si, Al, P, or a combination comprising at least one of the foregoing, and
a solvent.
2. The composition of claim 1 , wherein the shell comprises Al metal alloyed with Co, Cu, Fe, Mn, Mo, Mg, Si, Ti, W, Zn, or Zr, or a combination comprising at least one of the foregoing materials.
3. The composition of claim 1 , wherein the particle has a number average particle size of from about 5 nm to about 4 mm.
4. The composition of claim 1 , wherein the metallic composition is a particle comprising a magnesium alloy core interdispersed with an aluminum-containing shell.
5. The composition of claim 4 , wherein the aluminum-containing shell comprises aluminum metal and one or more of oxides of aluminum or oxides of magnesium.
6. The composition of claim 1 , wherein the inorganic oxide-based polymer comprises silica, alumina, or phosphate, or a combination comprising at least one of the foregoing units.
7. The composition of claim 1 , wherein the inorganic oxide-based polymer comprises a structural repeating unit which comprises —Si—O—Si—O— (polysiloxo) chains, —Si—O—Al—O— (polysialate) chains, —Si—O—Al—O—Si—O— (polysialate-siloxo) chains, —Si—O—Al—O—Si—O—Si—O— (polysialate-disiloxo) chains, P—O—P—O— (polyphosphate) chains, —P—O—Si—O—P—O— (polyphosphate-phosphosiloxo) chains, —P—O—Si—O—Al—O—P—O (polyphosphosialate), —(R)—Si—O—Si—O—(R)— (polyorganosiloxo) chains, a combination comprising at least one of the foregoing.
8. The composition of claim 1 , wherein the polymer comprises water glass, silica sol, fumed silica, clay, slag, fly ash, silicate minerals, aluminosilicate minerals, diatomaceous earth, or a combination comprising at least one of the foregoing.
9. The composition of claim 1 , wherein the solvent is aqueous or non-aqueous.
10. The composition of claim 1 , wherein the solvent comprises water, alcohol, water-miscible polar protic solvents, ionic liquids, or a combination comprising at least one of the foregoing.
11. The composition of claim 1 , wherein the composition is aqueous and has a pH of greater than 6.
12. The composition of claim 1 , comprising the metallic composition in an amount of about 0.1 to about 90 wt %, and the inorganic oxide-based polymer in an amount of about 0.1 to about 90 wt %, each based on the total weight of the composition.
13. The composition of claim 1 , wherein the metallic composition and the inorganic-oxide based polymer are present in a weight ratio of 0.1:99.9 to 99.9:0.1, based on the total weight of metallic composition and inorganic-oxide based polymer.
14. The composition of claim 1 , the composition being curable to form a network material.
15. A cured material comprising the cure product of the composition of claim 1 .
16. A composition, comprising a cure product of:
a metallic composition comprising a particle having a core surrounded by a shell, the core comprising a magnesium alloy and the shell comprising a metallic or ceramic layer not identical to the magnesium alloy, the magnesium alloy comprising magnesium metal alloyed with Al, Cd, Ca, Co, Cu, Fe, K, Li, Mn, Na, Ni, Si, Ag, W, Sb, Sr, Ti, Th, Zn, Zr, or a combination comprising at least one of the foregoing,
an inorganic oxide-based polymer, the inorganic oxide-based polymer comprising a plurality of structural repeating units which comprise —(X—O)— where X is Si, Al, P, or a combination comprising at least one of the foregoing, and
a solvent,
the cure product having a network structure.
17. A network material, comprising:
a cure product of:
a metallic composition comprising a particle having a core surrounded by a shell, the core comprising a magnesium alloy and the shell comprising aluminum metal, the magnesium alloy comprising magnesium metal alloyed with Al, Cd, Ca, Co, Cu, Fe, K, Li, Mn, Na, Ni, Si, Ag, W, Sb, Sr, Ti, Th, Zn, Zr, or a combination comprising at least one of the foregoing,
an inorganic oxide-based polymer, the inorganic oxide-based polymer comprising a plurality of structural repeating units which comprise —(X—O)— where X is Si, Al, P, or a combination comprising at least one of the foregoing, and
a solvent,
the cure product having a network structure.
18. A method for forming a material having a network structure, the method comprising:
disposing a composition in an environment, the composition comprising:
a metallic composition comprising a particle having a core surrounded by a shell, the core comprising a magnesium alloy and the shell comprising a metallic or ceramic layer not identical to the magnesium alloy, the magnesium alloy comprising magnesium metal alloyed with Al, Cd, Ca, Co, Cu, Fe, K, Li, Mn, Na, Ni, Si, Ag, W, Sb, Sr, Ti, Th, Zn, Zr, or a combination comprising at least one of the foregoing; and
an inorganic oxide-based polymer, the inorganic oxide-based polymer comprising a plurality of structural repeating units which comprise —(X—O)— where X is Si, Al, P, or a combination comprising at least one of the foregoing;
disposing a solvent in the environment;
contacting the composition with the solvent; and
curing the composition to form the material having a network structure, the material comprising the crosslinked product of the inorganic oxide-based polymer.
19. The method of claim 18 , wherein the environment is a downhole environment, surface environment, building environment, aquatic environment, or a combination comprising at least one of the foregoing environments.
20. The composition of claim 1 , wherein the magnesium alloy further comprises greater than zero and less than or equal to about 0.5 wt. % of nickel.
21. The composition of claim 1 , wherein the magnesium alloy has a corrosion rate of 0.1 to about 200 mg/cm 2 /hour determined in aqueous 3 wt % KCl solution at 200° F.
22. The composition of claim 1 , wherein the solvent comprises an alcohol, a water-miscible polar aprotic solvent, an ionic liquid, or a combination comprising at least one of the foregoing.
23. The composition of claim 17 , wherein the shell further comprises aluminum oxide, magnesium oxide, or a combination comprising at least one of the foregoing.
24. The composition of claim 17 , wherein the magnesium alloy has a corrosion rate of 0.1 to about 200 mg/cm 2 /hour determined in aqueous 3 wt % KCl solution at 200° F.
25. The composition of claim 17 , wherein the magnesium alloy further comprises greater than zero and less than or equal to about 0.5 wt. % of nickel.
26. The composition of claim 17 , wherein the solvent comprises an alcohol, a water-miscible polar aprotic solvent, an ionic liquid, or a combination comprising at least one of the foregoing.