Abstract: The present invention is directed towards an electrodepositable coating composition comprising a film-forming binder and electrically conductive particles, wherein the electrically conductive particles are present in an amount of at least 25% by weight, based on the total solids weight of the electrodepositable coating composition. The present invention is also directed towards methods of coating a substrate, coatings, and coated substrates.

Abstract: The present invention is directed to an electrodepositable coating composition comprising an ionic salt group-containing film-forming polymer comprising active hydrogen functional groups; a blocked polyisocyanate curing agent comprising blocking groups, wherein at least 30% of the blocking groups comprise a 1,2-polyol as a blocking agent, based upon the total number of blocking groups; and a bismuth catalyst. Also disclosed are coatings, coated substrates, and methods of coating a substrate.

Abstract: Methods for treating a substrate are disclosed. A method includes contacting a substrate with a pretreatment composition comprising a Group IVB metal and an electropositive metal and passing an electric current between an anode and the substrate serving as a cathode to deposit a coating from the pretreatment composition on the substrate. A method for treating an electrically conductive substrate also includes contacting the electrically conductive substrate with a pretreatment composition comprising a Group IVB metal and an electropositive metal and electrodepositing a coating on the electrically conductive substrate from the pretreatment composition. A method further includes contacting an electrically conductive substrate with a pretreatment composition comprising a Group IVB metal and an electropositive metal; and electrodepositing a coating on the electrically conductive substrate from the pretreatment composition, wherein the coating comprises each of the Group IVB metal and the electropositive metal.

Abstract: The present invention is directed to a method for preparing a coated optical article including providing a non-conductive substrate; forming a conductive coating layer over the substrate; electrodepositing a first electrodepositable coating composition over the conductive coating layer to form a first electrodeposited inorganic coating layer; and electrodepositing a second electrodepositable coating composition over the first electrodeposited coating layer to form a second electrodeposited inorganic coating layer thereover, thereby forming a multi-layer antireflective inorganic coating over the conductive coating layer. Each of the first electrodepositable coating composition and the second electrodepositable coating composition is different one from the other, and each includes a sol prepared from a composition of a metal oxide precursor and protic acid such that each coating composition is hydrolyzed. Coated optical articles are also provided.

Abstract: The present invention relates to a substrate having (a) a first material applied to at least a portion of the substrate, and (b) a coating layer deposited from a liquid coating composition including a film-forming resin, and optionally a crosslinker that is reactive with the film-forming resin, in direct contact with at least a portion of the substrate to which the first material has been applied. The first material is (i) a catalyst that catalyzes cure of the liquid coating composition, (ii) a component reactive with the film-forming resin and/or the crosslinker of the liquid coating composition, and/or (iii) a rheology modifier.

Abstract: Disclosed is a method of treating a substrate, comprising contacting at least a portion of the substrate surface with a first composition comprising a lanthanide source and an oxidizing agent. A substrate obtainable by the methods also is disclosed.

Abstract: The present invention is directed towards an electrodepositable coating composition comprising a film-forming binder and electrically conductive particles, wherein the electrically conductive particles are present in an amount of at least 25% by weight, based on the total solids weight of the electrodepositable coating composition. The present invention is also directed towards methods of coating a substrate, coatings, and coated substrates.

Abstract: The present invention is directed to a method for preparing a coated optical article including providing a non-conductive substrate; forming a conductive coating layer over the substrate; electrodepositing a first electrodepositable coating composition over the conductive coating layer to form a first electrodeposited inorganic coating layer; and electrodepositing a second electrodepositable coating composition over the first electrodeposited coating layer to form a second electrodeposited inorganic coating layer thereover, thereby forming a multi-layer antireflective inorganic coating over the conductive coating layer. Each of the first electrodepositable coating composition and the second electrodepositable coating composition is different one from the other, and each includes a sol prepared from a composition of a metal oxide precursor and protic acid such that each coating composition is hydrolyzed. Coated optical articles are also provided.

Abstract: Disclosed is a method of treating a substrate. The surface is contacted with a sealing composition comprising a lithium cation; and optionally, with conversion composition comprising a cation of a lanthanide, a Group IIIB, and/or a Group IVB metal. The conversion composition is applied to provide a film on the substrate surface resulting in a level of the lanthanide, Group IIIB metal, and/or Group IV metal thereon of at least 100 counts greater than on a surface of a substrate that does not have the film thereon as measured by X-ray fluorescence (measured using X-Met 7500, Oxford Instruments; operating parameters 60 second timed assay, 15 Kv, 45 ?A, filter 3, T(p)=1.5 ?s for lanthanides, Group IIIB metals, and Group IVB metals except zirconium; operating parameters 60 second timed assay, 40 Kv, 10 ?A, filter 4, T(p)=1.5 ?s for zirconium). A substrate obtainable by the methods also is disclosed.

Abstract: A tank or a pipe having an internal steel surface, at least a portion of the internal steel surface comprising a coating system. The coating system being formed of an overcoat layer and an overcoat-enhancing layer, the overcoat-enhancing layer being interposed between the steel surface and the overcoat layer. In use, the overcoat-enhancing layer enhances the chemical resistance of the overcoat layer to aggressive cargo types.

Abstract: Disclosed are methods for treating metal substrates, including ferrous substrates, such as cold rolled steel and electrogalvanized steel. The methods include contacting the metal substrates with a conditioning composition including a free fluoride source and then depositing a pretreatment composition including a Group IIIB and/or IVB metal on a portion of the substrate contacted with the conditioning composition. Also disclosed are electrophoretically coated substrates treated by the methods.

Abstract: Disclosed are methods for treating metal substrates, including ferrous substrates, such as cold rolled steel and electrogalvanized steel. The methods include contacting the metal substrates with a conditioning composition including a free fluoride source and then depositing a pretreatment composition including a Group IIIB and/or IVB metal on a portion of the substrate contacted with the conditioning composition. Also disclosed are electrophoretically coated substrates treated by the methods.

Abstract: Disclosed are methods for cleaning and coating metal substrates, and the coated substrate formed therein, that include contacting the substrate with an acid and then contacting the cleaned substrate with an electrodepositable coating composition comprising a film forming polymer and a corrosion inhibitor.