A two-component polyurethane coating composition is described. The composition includes a multifunctional isocyanate component and a multifunctional polyol component. The polyurethane described herein is an overindexed composition that may be used as a tiecoat in a conventional recoat or refinish process. The described composition provides improved adhesion between an aged coat and a newly applied coating.

A method of protecting a carbon-containing composite material part against oxidation, includes applying a first coating composition in the form of an aqueous suspension on an outside surface of the part, the first coating composition including a metallic phosphate; a powder of an ingredient comprising titanium; and a powder of B.sub.4C; subjecting the applied first coating composition to heat treatment in order to obtain a first coating on the outside surface of the part; applying a second coating composition on the first coating composition, the second coating composition including an aqueous suspension of colloidal silica; a powder of borosilicate glass; and a powder of TiB.sub.2; and subjecting the applied second coating composition to second heat treatment in order to obtain a second coating on the first coating.

A method of protecting a carbon-containing composite material part against oxidation, includes applying a first coating composition in the form of an aqueous suspension on an outside surface of the part, the first coating composition including a metallic phosphate; a powder of an ingredient comprising titanium; and a powder of B.sub.4C; subjecting the applied first coating composition to heat treatment in order to obtain a first coating on the outside surface of the part; applying a second coating composition on the first coating composition, the second coating composition including an aqueous suspension of colloidal silica; a powder of borosilicate glass; and a powder of TiB.sub.2; and subjecting the applied second coating composition to second heat treatment in order to obtain a second coating on the first coating.

A composite structure having a co-curable or co-cured coated epoxy-based composite material coated with a co-curable epoxy-based adhesive surfacing material layer and a polyurethane-based coating material layer, along with components and large objects including the co-curable or co-cured coated epoxy-based composite structures.

A composite structure having a co-curable or co-cured coated epoxy-based composite material coated with a co-curable epoxy-based adhesive surfacing material layer and a polyurethane-based coating material layer, along with components and large objects including the co-curable or co-cured coated epoxy-based composite structures.

An object of the present invention is to provide a coating film that can be peeled in a sheet form, facilitates removal work and is less likely to be peeled even if used in an underwater structure for a long period of time, and an undercoat layer-forming composition for forming an undercoat layer of the coating film. The present invention relates to an undercoat layer-forming composition for forming an undercoat layer of a coating film including the undercoat layer and an antifouling layer which contains a silicone oil and is adhered to the undercoat layer, wherein the undercoat layer-forming composition contains a base polymer and a tackifying resin.

An object of the present invention is to provide a coating film that can be peeled in a sheet form, facilitates removal work and is less likely to be peeled even if used in an underwater structure for a long period of time, and an undercoat layer-forming composition for forming an undercoat layer of the coating film. The present invention relates to an undercoat layer-forming composition for forming an undercoat layer of a coating film including the undercoat layer and an antifouling layer which contains a silicone oil and is adhered to the undercoat layer, wherein the undercoat layer-forming composition contains a base polymer and a tackifying resin.

A method for the manufacture of a floor (1), comprising at least the following successive steps: obtaining a substrate (2) having at least a wood based upper layer (4); coating the substrate (2), wherein coating the substrate (2) comprises applying at least a first layer of coating (15) on the upper surface (13), curing the first layer of coating (15) using UV rays, applying a second layer of coating (17) on the first layer of coating (15), and curing the second layer of coating (17) using UV rays, wherein the first layer of coating (15) contains a hardener and the second layer of coating (17) contains a filler; applying a primer layer (7) on the coated substrate; digitally printing a dcor (9) on the primer layer (7); and applying a top coat (11) on the dcor (9).

A method for the manufacture of a floor (1), comprising at least the following successive steps: obtaining a substrate (2) having at least a wood based upper layer (4); coating the substrate (2), wherein coating the substrate (2) comprises applying at least a first layer of coating (15) on the upper surface (13), curing the first layer of coating (15) using UV rays, applying a second layer of coating (17) on the first layer of coating (15), and curing the second layer of coating (17) using UV rays, wherein the first layer of coating (15) contains a hardener and the second layer of coating (17) contains a filler; applying a primer layer (7) on the coated substrate; digitally printing a dcor (9) on the primer layer (7); and applying a top coat (11) on the dcor (9).

The present invention relates to an aqueous coating composition comprising: (a) a film-forming resin selected from polyesters made from monomers comprising a polyetherpolyol and a polycarboxylic acid, the polyester bearing functional groups and having a Tg of less than 10 C. measured according to ASTM D3418-15 (midpoint temperature, at a heating rate of 20 C./min); (b) a rheology modifier selected from inorganic and resinous rheology modifiers and combinations thereof; (c) one or more color-imparting pigments or effect pigments or combinations thereof; and (d) one or more cross-linking agents that are reactive with the functional groups of the film-forming resin according to a), wherein the coating composition exhibits a low shear viscosity of 0.5 to 40 Pas at 0.1 s.sup.1 at 25 C. measured according to ASTM 22196-15 Method B Spindle No X, a method for making said coating composition, a method for coating an automotive substrate utilizing said coating composition and a coated substrate comprising a base coat layer deposited from said coating composition.