Coating compositions and methods of making and using them

A method of making a resin comprising:

• i) providing an aqueous dispersion of colloidal metal oxide particle;
• and providing a silane comprising at least an amino silane or ureidosilane, wherein the silane at least partially functionalizes the colloidal metal oxide particles;
• and
• (ii) providing a water dispersible polymer to the aqueous dispersion, wherein the at least partially functionalized colloidal metal oxide particles are at least partially incorporated within the water dispersible polymer to form the resin.

A coating composition comprising:

• a resin, wherein the resin comprises:
• colloidal metal oxide particles;
• a silane, wherein the silane comprises at least one amino silane or ureidosilane;
• a water dispersible polymer;
• and
• a corrosion inhibitor.

A method of treating a substrate comprising:

• applying a coating composition to a substrate, wherein the coating composition comprises:
• a resin, wherein the resin comprises
• colloidal metal oxide particles,
• a silane, wherein the silane comprises at least one amino silane or ureidosilane;
• a water dispersible polymer;
• and
• a corrosion inhibitor.

A method of making a coating composition comprising a resin and a corrosion inhibitor, the method comprising:

• i) providing an aqueous dispersion of colloidal metal oxide particles and providing a silane, wherein the silane comprises at least an amino silane or ureidosilane;
• and wherein the silane at least partially functionalizes the colloidal metal oxide particles;
• ii) providing a water dispersible polymer to the aqueous dispersion, wherein the at least partially functionalized colloidal metal oxide particles are at least partially incorporated within the water dispersible polymer;
• iii) providing a corrosion inhibitor to the aqueous dispersion.

A coating composition comprising:

• a resin, wherein the resin comprises:
• a plurality of colloidal metal oxide particles;
• wherein the plurality of colloidal metal oxides particles comprises at least one colloidal metal oxide particle selected from a group consisting of SiO2, TiO2, ZnO, and CeO2;
• a silane, wherein the silane comprises at least one amino silane or ureidosilane;
• a water dispersible polymer;
• and
• a corrosion inhibitor at least partially within the resin, wherein the corrosion inhibitor comprises:
• a conducting polymer with a conjugated structure that provides electric conductivity when doped;
• and
• an anion, wherein the anion comprises at least one anion selected from a group consisting of phosphomolybdate anion, permanganate anion, dichromate anion, ferrate anion, molybdate anion, salicylate anion, ethylenediamine tetraacetic anion, and amino acid anion.