A coating composition including: an aqueous dispersion of self-crosslinkable core-shell particles, where the core-shell particles include (1) a polymeric core at least partially encapsulated by (2) a polymeric shell having urethane linkages, keto and/or aldo functional groups, and hydrazide functional groups, where the polymeric core is covalently bonded to at least a portion of the polymeric shell, and an acrylic polymer, where the acrylic polymer is non-reactive with the polymeric core and the polymeric shell. A substrate coated with a coating formed from the coating composition and a method of improving stain resistance of a substrate are also disclosed.

A coating composition including: an aqueous dispersion of self-crosslinkable core-shell particles, where the core-shell particles include (1) a polymeric core at least partially encapsulated by (2) a polymeric shell having urethane linkages, keto and/or aldo functional groups, and hydrazide functional groups, where the polymeric core is covalently bonded to at least a portion of the polymeric shell, and an acrylic polymer, where the acrylic polymer is non-reactive with the polymeric core and the polymeric shell. A substrate coated with a coating formed from the coating composition and a method of improving stain resistance of a substrate are also disclosed.

A composition is provided and includes an unsaturated (meth)acrylate polymer or oligomer, an allophanate unsaturated urethane (meth)acrylate, a lactone-containing (meth)acrylate, a first reactive diluent, an adhesion promoter, a second reactive diluent, a light stabilizer, and a photoinitiator.

A composition is provided and includes an unsaturated (meth)acrylate polymer or oligomer, an allophanate unsaturated urethane (meth)acrylate, a lactone-containing (meth)acrylate, a first reactive diluent, an adhesion promoter, a second reactive diluent, a light stabilizer, and a photoinitiator.

The present application relates to an adhesive composition, an adhesive film, an adhesive optical filter and a display device.

A multilayer coated substrate is disclosed, comprising: (a) a cured basecoat layer formed from a curable basecoat layer comprising a color-imparting, pigment-containing basecoat composition applied directly to a cured electrodeposited primer coating without application of an intermediate primer surfacer coating, and (b) a curable unpigmented coating composition applied to the cured basecoat layer to form a clear or transparent coating layer over the cured basecoat layer. The cured electrodeposited primer coating is adhered to the substrate. The basecoat layer is deposited from a curable aqueous composition comprising: (i) a continuous phase comprising water, and (ii) a dispersed phase comprising: (A) polymeric particles containing carboxylic acid functionality; and (B) a polycarbodiimide. The polymeric particles are prepared by polymerization of a mixture of ethylenically unsaturated compounds, including a multi-ethylenically unsaturated monomer. The cured basecoat layer demonstrates a glass transition temperature less than 25° C.

A multilayer coated substrate is disclosed, comprising: (a) a cured basecoat layer formed from a curable basecoat layer comprising a color-imparting, pigment-containing basecoat composition applied directly to a cured electrodeposited primer coating without application of an intermediate primer surfacer coating, and (b) a curable unpigmented coating composition applied to the cured basecoat layer to form a clear or transparent coating layer over the cured basecoat layer. The cured electrodeposited primer coating is adhered to the substrate. The basecoat layer is deposited from a curable aqueous composition comprising: (i) a continuous phase comprising water, and (ii) a dispersed phase comprising: (A) polymeric particles containing carboxylic acid functionality; and (B) a polycarbodiimide. The polymeric particles are prepared by polymerization of a mixture of ethylenically unsaturated compounds, including a multi-ethylenically unsaturated monomer. The cured basecoat layer demonstrates a glass transition temperature less than 25° C.

A fluorine-free treating composition that includes Component A and at least one of Components B and C, wherein: Component (A) includes one or more polymeric compounds derived from the polymerization of at least one (meth)acrylate monomer comprising at least one hydrocarbon group having from 1 to 60 carbon atoms; Component (B) includes one or more compounds derived from reaction, in one or more steps, of components comprising: (i) at least one isocyanate-reactive oligomer comprising 2 to 20 repeating units, or an alcohol having at least one linear or branched hydrocarbon group having from 16 to 40 carbon atoms and optionally one or more ester groups; (ii) at least one polyisocyanate; (iii) optionally at least one additional isocyanate-reactive compound; and (iv) optionally at least one isocyanate blocking agent; and Component (C) includes one or more polycarbodiimide compounds.

A fluorine-free treating composition that includes Component A and at least one of Components B and C, wherein: Component (A) includes one or more polymeric compounds derived from the polymerization of at least one (meth)acrylate monomer comprising at least one hydrocarbon group having from 1 to 60 carbon atoms; Component (B) includes one or more compounds derived from reaction, in one or more steps, of components comprising: (i) at least one isocyanate-reactive oligomer comprising 2 to 20 repeating units, or an alcohol having at least one linear or branched hydrocarbon group having from 16 to 40 carbon atoms and optionally one or more ester groups; (ii) at least one polyisocyanate; (iii) optionally at least one additional isocyanate-reactive compound; and (iv) optionally at least one isocyanate blocking agent; and Component (C) includes one or more polycarbodiimide compounds.

1) Hydrocarbon-based copolymer comprising two end groups preceded by an ester function and chosen from a 2-oxo-1,3-dioxolan-4-yl (or cyclocarbonate), a dithiocyclocarbonate, an exo-vinylene cyclocarbonate and a 2-oxo-1,3-dioxolen-4-yl, the main chain of which comprises units (I) and (II) ##STR00001## in which R.sup.0 is notably a methyl radical; and the number-average molecular mass Mn of which is between 400 and 100 000 g/mol. 2) Process for preparing said copolymer, comprising: (i) a step of heating a statistical bipolymer A chosen from a poly(butadiene-isoprene), a poly(butadiene-myrcene) and a poly(butadiene-farnesene); and then (ii) a step of heating the product formed, in the presence of a chain-transfer agent. 3) Use as adhesive, as a mixture with an amine compound comprising at least two amine groups.