IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0021782
(2011-02-06)
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등록번호 |
US-8367791
(2013-02-05)
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발명자
/ 주소 |
- Byrd, Norman R.
- Soden, Douglas G.
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출원인 / 주소 |
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인용정보 |
피인용 횟수 :
7 인용 특허 :
8 |
초록
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A method and composition for corrosion protection of a structure is provided. In one disclosed embodiment, a polysiloxane ureide which inhibits corrosion formation on a surface of a physical object is provided. The polysiloxane ureide has a backbone including, (i) at least one diamine-terminated pol
A method and composition for corrosion protection of a structure is provided. In one disclosed embodiment, a polysiloxane ureide which inhibits corrosion formation on a surface of a physical object is provided. The polysiloxane ureide has a backbone including, (i) at least one diamine-terminated polysiloxane as disclosed; (ii) at least one aromatic diamine; and, (iii) at least one diisocyanate. In another disclosed embodiment, there is provided a polyureide which inhibits corrosion formation on a surface of a physical object. The polyureide comprises: (i) at least one aliphatic diamine; (ii) at least one aromatic diamine; and, (iii) at least one diisocyanate.
대표청구항
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1. A hydrophobic polysiloxane ureide which inhibits corrosion formation on a surface of a physical object, the polysiloxane ureide comprising a reaction product comprising the following: (i) at least one diamine-terminated polysiloxane of the general formula: wherein, for each unit of the polysilox
1. A hydrophobic polysiloxane ureide which inhibits corrosion formation on a surface of a physical object, the polysiloxane ureide comprising a reaction product comprising the following: (i) at least one diamine-terminated polysiloxane of the general formula: wherein, for each unit of the polysiloxane R1 and R2 are independently selected from the group consisting of C1 to C10 alkyls, aryls, and polyaryls; for each unit of the polysiloxane R3 and R4 are independently selected from the group consisting of hydrogen, C1 to C6 alkyls, aryls, C3 to C6 cycloaliphatics, and C3 to C6 heterocycles; for each unit of the polysiloxane A1 and A2 are independently selected from the group consisting of hydrogen, C1 to C6 alkyls, aryls, polyaryls, C3 to C6 cycloaliphatics, and C3 to C6 heterocycles; for each unit of the polysiloxane, x is a number from 1 to 1000; (ii) at least one aromatic diamine selected from the group consisting of 2,5-diaminobenzotrifluoride,2,2′-Bis(trifluoromethyl)benzidine, 3,3′-Bis(trifluoromethyl)benzidine, 2,2-Bis[4(4-aminophenoxy)phenyl] hexafluoropropane, 2,2-Bis[4 (4-aminophenoxy)phenyl] propane, 4,4′-oxydianiline, 4,4′-diamino diphenyl sulfide, 4,4′-diamino phenylsulfone, 1,4-Bis(4-aminophenoxy)benzene, 4,4′-Bis(4-aminophenoxy)-biphenyl, 1,3-Bis(4-aminophenoxy)benzene, 1,3-Bis(3-aminophenoxy)benzene, o-tolidinesulfone, 3,3′-5,5′-tetramethylbenzidine, 2,7-Diamino fluorene, 2,4-Diamino- 6-(3,5-difluorophenyl)-1,3,5-triazine, 1,3-Bis(4-aminophenoxy)propane, 2,4-Diamino-6-phenyl-1,3,5-triazine,2,4-Diamino-6[3-(trifluoromethyl)phenyl]-1,3,5-triazine, 2, 6-diamine pyridine, and combinations thereof; and,(iii) at least one diisocyanate selected from the group consisting of 1,4-phenylene diisocyanate, cyclohexane-1,4-diisocyanate, butane-1,4-diisocyanate, hexamethylene-1,6-diisocyanate, 1,5-naphthalene diisocyanate, dicyclohexyl-methane-4,4′-diisocyanate, cyclohexylene-1,4-diisocyanate, isophorone, diisocyanate, and combinations thereof. 2. The hydrophobic polysiloxane ureide according to claim 1, wherein the polysiloxane ureide is terminated by at least one substituted aryl, alky, or hetero-silane, wherein the substitution comprises an amino, hydroxyl, or mercaptal group. 3. The hydrophobic polysiloxane ureide according to claim 1, wherein the polysiloxane ureide comprises a polymer according to the general formula: -(m/n/p)-(x/y)- wherein, m, n, p, x, y are mole fractions; and, “m” is polysiloxane diamine;“n” is an aromatic diamine;“p” is any diamine different from “m” and “n”;“x” is a diisocyanate;“y” is a diisocyanate, but different from “x”;“m”, “n” and “p” each have a value from 0 to 1, such that m+n+p=1; and“x” and “y” each have a value from 0 to 1, such that x+y=1. 4. A coating which inhibits corrosion formation on a surface of a physical object, the coating comprising a polysiloxane ureide according to claim 1. 5. A coating which inhibits corrosion formation on a surface of a physical object, the coating comprising a polysiloxane ureide according to claim 2. 6. A coating which inhibits corrosion formation on a surface of a physical object, the coating comprising a polysiloxane ureide according to claim 3. 7. A coating which inhibits corrosion formation on a surface of a physical object, the coating comprising a polysiloxane ureide according to claim 1. 8. A substrate resistant to corrosion formation, comprising a substrate having an external surface and a corrosion resistant polymer coating on at least a portion of the external surface, wherein the polymer coating is formed from a hydrophobic polysiloxane ureide according to claim 1. 9. The substrate according to claim 8, wherein the substrate is selected from the group consisting of metal, carbon composites, wood, plastics, resin matrices containing graphite, carbon, glass fibers, transparencies, painted and unpainted substrates, and combinations thereof. 10. A hydrophobic polysiloxane ureide which inhibits corrosion formation on a surface of a physical object, the hydrophobic polysiloxane ureide comprising a reaction product comprising the following: (i) at least one diamine-terminated hydrophobic polysiloxane of the general formula: wherein, for each unit of the polysiloxane R1 and R2 are independently selected from the group consisting of C1 to C10 alkyls, aryls, and polyaryls; for each unit of the polysiloxane R3 and R4 are independently selected from the group consisting of hydrogen, C1 to C6 alkyls, aryls, C3 to C6 cycloaliphatics, and C3 to C6 heterocycles; for each unit of the polysiloxane Al and A2 are independently selected from the group consisting of hydrogen, C1 to C6 alkyls, aryls, polyaryls, C3 to C6 cycloaliphatics, and C3 to C6 heterocycles; for each unit of the polysiloxane, x is a number from 1 to 1000; (ii) at least one aromatic diamine selected from the group consisting of 2,5-diaminobenzotrifluoride, 2,2′-Bis(trifluoromethyl)benzidine, 3,3′-Bis(trifluoromethyl) benzidine, 2,2-Bis[4(4-aminophenoxy)phenyl]hexafluoropropane, 2,2-Bis[4 (4-aminophenoxy) phenyl] propane, 4,4′-oxydianiline, 4,4′-diaminodiphenyl sulfide, 4,4′-diaminophenylsulfone, 1,4-Bis(4-aminophenoxy)benzene, 4,4′-Bis(4-aminophenoxy)-biphenyl, 1,3-Bis(4-aminophenoxy)benzene, 1,3-Bis(3-aminophenoxy)benzene, o-tolidinesul fone, 3,3′-5,5′-tetramethylbenzidine, 2,7-Diamino fluorene, 2,4-Diamino-6-(3,5-difluorophenyl)-1,3,5-triazine, 1,3-Bis(4-aminophenoxy)propane, 2,4-Diamino-6phenyl-1,3,5-triazine, 2,4-Diamino-6[3-(trifluoromethyl)phenyl ]11-1,3,5-triazine, 2, 6-diamine pyridine, and combinations thereof; and,(iii) at least one diisocyanate,wherein the hydrophobic polysiloxane ureide is terminated by at least one substituted aryl, alky, or hetero-silane, and wherein the substitution comprises an amino, hydroxyl, or mercaptal group. 11. A coating which inhibits corrosion formation on a surface of a physical object, the coating comprising a hydrophobic polysiloxane ureide according to claim 10. 12. A random hydrophobic polysiloxane ureide polymer comprising a reaction product of the following: (i) at least one diamine-terminated polysiloxane of the general formula: wherein, for each unit of the polysiloxane R1 and R2 are independently selected from the group consisting of C1 to C10 alkyls, aryls, and polyaryls; for each unit of the polysiloxane R3 and R4 are independently selected from the group consisting of hydrogen, C1 to C6 alkyls, aryls, C3 to C6 cycloaliphatics, and C3 to C6 heterocycles; for each unit of the polysiloxane A1 and A2 are independently selected from the group consisting of hydrogen, C1 to C6 alkyls, aryls, polyaryls, C3 to C6 cycloaliphatics, and C3 to C6 heterocycles; for each unit of the polysiloxane, x is a number from 1 to 1000; (ii) at least one aromatic diamine; selected from the group consisting of 2,5-diaminobenzotrifluoride, 2,2′-Bis(trifluoromethyl)benzidine, 3,3′-Bis(trifluoromethyl)benzidine, 2,2-Bis[4(4-aminophenoxy)phenyl]hexafluoropropane, 2,2-Bis[4(4-aminophenoxy)phenyl]propane, 4,4′-oxydianiline, 4,4′-diaminodiphenyl sulfide, 4,4′-diaminophenylsulfone, 1,4-Bis(4-aminophenoxy)benzene, 4,4′-Bis(4-aminophenoxy)- biphenyl, 1,3-Bis(4-aminophenoxy)benzene, 1,3-Bis(3-aminophenoxy)benzene, o-tolidine sulfone, 3,3′-5,5′-tetramethylbenzidine, 2,7-Diamino fluorene, 2,4-Diamino-6-(3,5-difluorophenyl) -1,3,5-triazine, 1,3-Bis(4-aminophenoxy)propane, 2,4-Diamino-6-phenyl-1,3,5-triazine, 2,4-Diamino-6[3-(trifluoromethyl)phenyl]-1,3,5-triazine, 2,6-diamine pyridine, and combinations thereof;(iii) at least one diisocyanate; and,(iv) at least one amine functional trialkoxy-silane. 13. A method of producing a hydrophobic polysiloxane ureide comprising: reacting at least one diamine-terminated hydrophobic polysiloxane, at least one aromatic diamine selected from the group consisting of 2,5-diaminobenzotrifluoride, 2,2′-Bis(trifluoromethyl) benzidine, 3,3′-Bis(trifluoromethyl)benzidine, 2,2-Bis[4(4-aminophenoxy) phenyl]hexafluoropropane, 2,2-Bis[4(4-aminophenoxy)phenyl] propane, 4,4′-oxydianiline, 4,4′-diaminodiphenyl sulfide, 4,4′-diaminophenylsulfone, 1,4-Bis(4-aminophenoxy)benzene, 4,4′-Bis(4-aminophenoxy)-biphenyl, 1,3-Bis(4-aminophenoxy)benzene, 1,3-Bis(3-aminophenoxy)benzene, o-tolidine sulfone, 3,3′-5,5′-tetramethylbenzidine, 2,7-Diamino fluorene, 2,4-Diamino-6-(3,5-difluorophenyl)-1,3,5-triazine, 1,3-Bis (4-aminophenoxy)propane, 2,4-Diamino-6-phenyl-1,3,5-triazine, 2,4-Diamino-6[3-(trifluoromethyl)phenyl]-1,3,5-triazine, 2,6-diamine pyridine, and combinations thereof, at least one diisocyanate, and at least one amine functional trialkoxy-silane.
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