Asphaltenes-based polymer nano-composites
View Patent ↗Inventive composite materials are provided. The composite is preferably a nano-composite, and comprises an asphaltene, or a mixture of asphaltenes, blended with a polymer. The polymer can be any polymer in need of altered properties, including those selected from the group consisting of epoxies, acrylics, urethanes, silicones, cyanoacrylates, vulcanized rubber, phenol-formaldehyde, melamine-formaldehyde, urea-formaldehyde, imides, esters, cyanate esters, allyl resins.
1. A nano-composite consisting essentially of a polymer mixed with an asphaltene.
2. The nano-composite of claim 1 , wherein said polymer comprises a polymer matrix, and said asphaltene is interspersed within said polymer matrix.
3. The nano-composite of claim 1 , wherein said polymer comprises a polymer selected from the group consisting of epoxies, acrylics, urethanes, silicones, cyanoacrylates, vulcanized rubber, phenol-formaldehyde, melamine-formaldehyde, urea-formaldehyde, imides, esters, cyanate esters, allyl resins, and mixtures thereof.
4. The nano-composite of claim 1 , wherein the weight ratio of polymer to asphaltene in said nano-composite is from about 60:40 to about 99.9:0.1.
5. The nano-composite of claim 1 , wherein said nano-composite comprises from about 60% to about 99.9% by weight polymer, based upon the total weight of the nano-composite taken as 100% by weight.
6. The nano-composite of claim 1 , wherein said nano-composite comprises from about 0.1% to about 40% by weight asphaltene, based upon the total weight of the nano-composite taken as 100% by weight.
7. The nano-composite of claim 1 , wherein said asphaltene is only physically mixed with said polymer.
8. The nano-composite of claim 1 , wherein said asphaltene is reacted with said polymer.
9. The nano-composite of claim 1 , wherein said nano-composite comprises a plurality of asphaltenes.
10. The nano-composite of claim 1 , wherein said asphaltene has an H/C ratio of less than about 1.40.
11. The nano-composite of claim 1 , wherein said polymer is a crosslinked polymer.
12. A method of creating a nano-composite, said method comprising mixing an asphaltene with a polymer, wherein said nano-composite consists essentially of said polymer and said asphaltene.
13. The method of claim 12 , wherein said polymer comprises a polymer matrix, and said mixing comprises interspersing said asphaltene within said polymer matrix.
14. The method of claim 12 , wherein said polymer comprises a polymer selected from the group consisting of epoxies, acrylics, urethanes, silicones, cyanoacrylates, vulcanized rubber, phenol-formaldehyde, melamine-formaldehyde, urea-formaldehyde, imides, esters, cyanate esters, allyl resins, and mixtures thereof.
15. The method of claim 12 , wherein the weight ratio of polymer to asphaltene in said nano-composite is from about 60:40 to about 99.9:0.1.
16. The method of claim 12 , wherein said nano-composite comprises from about 60% to about 99.9% by weight polymer, based upon the total weight of the nano-composite taken as 100% by weight.
17. The method of claim 12 , wherein said nano-composite comprises from about 0.1% to about 40% by weight asphaltene, based upon the total weight of the nano-composite taken as 100% by weight.
18. The method of claim 12 , wherein said asphaltene is only physically mixed with said polymer.
19. The method of claim 12 , wherein said asphaltene is reacted with said polymer during said mixing.
20. The method of claim 12 , wherein said nano-composite comprises a plurality of asphaltenes.
21. The method of claim 12 , wherein said asphaltene has an H/C ratio of less than about 1.40.
22. The method of claim 12 , further comprising mixing a solvent with at least one of said polymer or said asphaltene.
23. The method of claim 22 , wherein said solvent is selected from the group consisting of acetic acid, acetic acid anhydride, acetone, acetonitrile, benzene, iso-butanol, n-butanol, tert-butanol, carbon tetrachloride, chlorobenzene, chloroform, cyclohexane, cyclopentane, dichloromethane, dioxane, ethanol, ethyl acetate, ethylene dichloride, heptane, n-hexane, hydrochloric acid, methyl ethyl ketone, methanol, methyl tert-butyl ether, iso-propanol, n-propanol, pyridine, tetrahydrofuran, toluene, trifluoroacetic acid, water, dimethyl acetamide, dimethyl formamide, pentane, diethyl ether, dimethyl sulfoxide, ethyl ether, ethylene glycol, petroleum ether, and mixtures thereof.
24. The method of claim 12 , wherein said mixing yields a mixture of said asphaltene and polymer, and further comprising heating said mixture.
25. The method of claim 24 , wherein said heating causes crosslinking of said polymer.
26. The nano-composite of claim 1 , wherein said polymer comprises an epoxy polymer.
27. The nano-composite of claim 1 , wherein said nano-composite consists of said polymer, said asphaltene, and a residual amount of at least one solvent and/or a cross-linking catalyst.
28. The nano-composite of claim 1 , wherein said nano-composite consists of said polymer, said asphaltene, and a residual amount of at least one solvent and/or a cross-linking catalyst.
29. A nano-composite comprising an epoxy polymer mixed with an asphaltene.
30. The nano-composite of claim 29 , wherein said nano-composite consists essentially of said epoxy polymer and said asphaltene.