The objective of the present invention is to provide a method for preparing a cationic electrodeposition coating composition that contains a bismuth compound and exhibits excellent coating material stability, curability, coating film appearance and the like. The present invention provides a method for preparing a cationic electrodeposition coating composition, which comprises a step for mixing a resin emulsion (i) and a pigment-dispersed paste, and wherein: the resin emulsion (i) contains an aminated resin (A) and a blocked isocyanate curing agent (B); the pigment-dispersed paste contains a bismuth mixture (C) that is obtained by mixing a bismuth compound (c1) and an organic acid (c2) in advance, a pigment-dispersed resin (D), an amine-modified epoxy resin emulsion (ii) that contains an amine-modified epoxy resin (E), and a pigment (F); the pigment-dispersed resin (D) has a hydroxyl number of 20-120 mgKOH/g; and the amine-modified epoxy resin (E) has a hydroxyl number of 150-650 mgKOH/g.

Disclosed herein are cationic electrodepositable coating compositions that are capable of providing cured coatings of low gloss.

A process for coating a plastic, electroconductive substrate is provided, comprising:

(a) electrophoretically depositing on the substrate a curable, electrodepositable coating composition to form an electrodeposited coating over at least a portion of the substrate, the electrodepositable coating composition comprising a resinous phase dispersed in an aqueous medium, said resinous phase comprising: (1) a resin component containing an active hydrogen-containing, cationic or anionic resin comprising an acrylic, polyester, polyurethane and/or polyepoxide polymer; and (2) a curing agent; and

(b) heating the coated substrate to a temperature less than 250 F. for a time sufficient to cure the electrodeposited coating on the substrate.

The present invention is directed to an electrodepositable coating composition comprising an acrylic polymer comprising greater than 60% by weight of constitutional units comprising the residue of a hydroxyl-functional (meth)acrylate monomer and/or a hydroxyl-functional (meth)acrylamide monomer, based on the total weight of the acrylic polymer; and an ionic salt group-containing film-forming polymer different from the acrylic polymer. Also disclosed are coatings, coated substrates, and methods of coating a substrate.

The present disclosure is directed to an electrodepositable coating composition comprising: (a) a polyol comprising the residue of ethylene oxide and butylene oxide; (b) an ionic salt group containing film-forming polymer; and (c) a curing agent. Also disclosed are methods of coating substrates and coated substrates.

The present invention is directed to an electrodepositable coating composition comprising an acrylic polymer comprising greater than 60% by weight of constitutional units comprising the residue of a hydroxyl-functional (meth)acrylate monomer and/or a hydroxyl-functional (meth)acrylamide monomer, based on the total weight of the acrylic polymer; and an ionic salt group-containing film-forming polymer different from the acrylic polymer. Also disclosed are coatings, coated substrates, and methods of coating a substrate.

Provided is an electrodeposition coating material composition comprising a perfluoropolymer compound X and a neutralized product of a methacrylate resin, wherein the perfluoropolymer compound X has a relative dielectric constant of 2.0 to 2.2, the methacrylate resin has an acid value of 10 mgKOH/g or more, and the electrodeposition coating material composition has a solid concentration of 10 to 70% by mass.

Disclosed herein is an aqueous cathodically depositable electrodeposition coating material composition including at least one binder dispersion (I) including at least one cathodically depositable polymer (a) and at least one pigment paste (II) including at least one pigment and/or filler, where manufacture of the electrodeposition coating material composition includes mixing the binder dispersion (I) and the pigment paste (II), and where the composition also includes at least one alkoxylated polyethyleneimine (b) and where at least one alkoxylated polyethyleneimine (b) is part of the at least one binder dispersion (I) and/or part of the at least one pigment paste (II).

A method for fabricating an electron field emission cathode, the field emission cathode including a substrate having a field emission layer engaged therewith, where the field emission layer incorporates modified carbon nanotubes and a matrix material to improve field emission characteristics of the cathode and field emission cathode devices implementing such cathodes.

Disclosed herein is an aqueous electrocoating material including at least one specific binder and at least one bismuth compound, a method of using the aqueous electrocoating material for at least partially electrocoating a substrate, a coated substrate obtained from said method and an article or component including said substrate.