Abstract: The present invention is directed to an electrodepositable coating composition comprising an electrodepositable binder comprising an ionic salt group-containing film-forming polymer comprising active hydrogen functional groups, and a blocked polyisocyanate curing agent; a solubilized bismuth catalyst; and a guanidine; wherein the electrodepositable coating composition has a weight ratio of bismuth metal from the solubilized bismuth catalyst to guanidine of from 1.00:0.071 to 1.0:2.1 and/or a molar ratio of bismuth metal to guanidine of from 1.0:0.25 to 1.0:3.0. Also disclosed are methods of treating electrodepositable coating compositions, methods for making electrodepositable coating compositions, systems for coating a metal substrate, coatings, coated substrates, and methods of coating a substrate.

Abstract: The present invention is directed towards an electrodepositable coating composition comprising a cationic electrodepositable binder; a phyllosilicate pigment; and a dispersing agent. Also disclosed are methods of making the electrodepositable coating composition, coatings derived therefrom, and substrates coated with the coatings derived from the electrodepositable coating composition.

Abstract: The present disclosure is directed to an electrodepositable coating composition comprising an electrodepositable binder comprising an ionic salt group-containing film-forming polymer and a curing agent; and at least one pigment: wherein the electrodepositable coating composition has a resin solids content of less than 30% by weight, based on the total weight of the electrodepositable coating composition, and a viscosity of at least 15 cP at a shear rate of 0.1/s, as measured by the BATH VISCOSITY TEST METHOD; and wherein the pigment optionally comprises a phyllosilicate pigment, and the pigment-to-binder ratio of the phyllosilicate pigment to the electrodepositable binder is less than 0.2:1 if the electrodepositable coating composition is a cationic electrodepositable coating composition and a pigment dispersing acid is present in the cationic electrodepositable coating composition. Also disclosed are coatings, coated substrates, and methods of coating a substrate.

Abstract: The present disclosure is directed to a system for coating a metal substrate comprising an anionic electrodepositable coating composition comprising a film-forming binder comprising an anionic salt group-containing film-forming polymer and a curing agent, wherein the anionic salt group-containing film-forming polymer does not include carbamate functional groups if the anionic salt group-containing film-forming polymer is a phosphatized epoxy resin; and a non-electrodepositable coating composition comprising a corrosion inhibitor comprising an azole. Also disclosed are methods of coating metal substrates and multi-layered coated metal substrates.

Abstract: The present invention is directed to a coating composition comprising a film-forming binder; and a corrosion inhibitor comprising at least one of morpholines, monosulfides, and/or piperazines. The present invention is also directed to coatings, coated metal substrates, multi-layered coated metal substrates, and methods of coating substrates.

Abstract: The present disclosure is directed to a coating composition comprising a film-forming binder, and a corrosion inhibitor comprising a polysulfide corrosion inhibitor, wherein the polysulfide corrosion inhibitor has a passive window value measured as a solution over a substrate greater than the passive window value of a solution without the corrosion inhibitor tested over the same substrate, as measured according to the PASSIVE WINDOW TEST METHOD, and the poly sulfide corrosion inhibitor has a polarization resistance (Rp) measured as a solution over a substrate greater than the polarization resistance (Rp) of a solution without the corrosion inhibitor tested over the same substrate, as measured according to the LINEAR POLARIZATION RESISTANCE TEST METHOD.

Abstract: The present invention is directed to an electrodepositable coating composition comprising an electrodepositable binder comprising an ionic salt group-containing film-forming polymer comprising active hydrogen functional groups, and a blocked polyisocyanate curing agent; a solubilized bismuth catalyst; and a guanidine; wherein the electrodepositable coating composition has a weight ratio of bismuth metal from the solubilized bismuth catalyst to guanidine of from 1.00:0.071 to 1.0:2.1 and/or a molar ratio of bismuth metal to guanidine of from 1.0:0.25 to 1.0:3.0. Also disclosed are methods of treating electrodepositable coating compositions, methods for making electrodepositable coating compositions, systems for coating a metal substrate, coatings, coated substrates, and methods of coating a substrate.

Abstract: The present invention is directed towards an electrodepositable coating composition comprising an electrodepositable binder; and a thermally conductive, electrically insulative filler, a fire-retardant pigment, or a combination thereof. Also disclosed are methods of making the electrodepositable coating composition, coatings, and coated substrates.