Metals doped with organic material

Abstract

A metallic composite is disclosed including a corrodible metal and an organic material which endows the composite with resistance to corrosion.

1 - 85 . (canceled) 
     
     
         86 . A metallic composite comprising a corrodible metal and at least one organic material, said at least one organic material being present in an amount less than 20% w/w relative to the amount of said corrodible metal, and wherein said composite being resistant to corrosion. 
     
     
         87 . The metallic composite according to  claim 86 , comprising a corrodible metal and at least one organic material, said at least one organic material being entrapped or embedded within said corrodible metal, and wherein said composite being resistant to corrosion. 
     
     
         88 . The metallic composite according to  claim 86 , wherein said corrodible metal being in the form of a matrix, said at least one organic material being entrapped or embedded within said matrix, the weight ratio between said at least one organic material and said corrodible metal being less than 1, and wherein said composite being resistant to corrosion. 
     
     
         89 . The composite according to  claim 86 , wherein the most exposed surface of the composite is not coated with a film of said at least one organic material. 
     
     
         90 . The composite according to  claim 86 , wherein the corrodible metal is selected from metals having a reduction potential smaller than 0.15V. 
     
     
         91 . The composite according to  claim 86 , wherein the corrodible metal is selected from metals having a reduction potential smaller than 0.15V. 
     
     
         92 . The composite according to  claim 86 , wherein the corrodible metal is selected from the group consisting of metals having a negative reduction potential. 
     
     
         93 . The composite according to  claim 92 , wherein the corrodible metal is selected from the group consisting of metals having a negative reduction potential smaller than −0.7V. 
     
     
         94 . The composite according to  claim 86 , wherein the corrodible metal is selected from the group consisting of Fe, Al, Ga, Ge, Ni, Cr, Mn, Ti, Zn and Pd, and any combination thereof. 
     
     
         95 . The composite according to  claim 94 , wherein the corrodible metal is selected from the group consisting of Fe, Al and Cr, and any combination thereof. 
     
     
         96 . The composite according to  claim 95 , wherein the corrodible metal is Fe. 
     
     
         97 . The composite according to  claim 88 , wherein the matrix comprises a plurality of inner pores, said pores being randomly distributed within the matrix. 
     
     
         98 . The composite according to  claim 86 , wherein substantially all the metal atoms are at a zero oxidation state. 
     
     
         99 . The composite according to  claim 86 , wherein the at least one organic molecule is selected from the group consisting of reducing agents and compounds that affect the redox potential of the corrodible metal. 
     
     
         100 . The composite according to  claim 86 , wherein the at least one organic material is selected from the group consisting of hydrophobic organic materials. 
     
     
         101 . The composite according to  claim 86 , wherein the corrodible metal being iron and said at least one organic material being PANI or polydimethylsiloxane (PDMS). 
     
     
         102 . A process for the manufacture of a metallic composite, the process comprising:
 forming a mixture of a metal source and at least one organic material;   treating said mixture under conditions selected from the group consisting of:
 (1) conditions permitting decomposition of the metal source; and 
 (2) conditions permitting disproportionation of the metal source; 
   
       to thereby obtain a composite of a metal and at least one organic material. 
     
     
         103 . The process of  claim 102 , comprising:
 providing at least one metal source, said metal source being selected from:
 (i) a metallic complex, wherein the metal in the complex is at the zero oxidation state; and 
 (ii) a metallic salt, capable of disproportionation upon heating or photolysis conditions or ultrasonic conditions or microwave treatment; 
   mixing the at least one metal source with at least one organic material;   treating said mixture under thermolysis or photolysis or ultrasonic conditions or microwave treatment.   
     
     
         104 . A composite manufactured according to  claim 102 . 
     
     
         105 . An article comprising a composite according to  claim 86 .