Abstract: The present invention relates to new, urethane-group-containing polyisocyanates based on aliphatic and/or cycloaliphatic diisocyanates, and to their use.

Abstract: Lamination adhesives including an aqueous dispersion having a mixture of a polyamide and an ethylene acrylic acid copolymer are provided for use on a variety of substrates. In various embodiments, the aqueous dispersion is substantially free of plasticizers and non-aqueous organic solvents. Also provided is a method of forming a laminate adhesion between two substrates. The disclosure also describes a laminate structure comprising first and second substrates laminated together by the lamination adhesive, the lamination adhesive including a mixture of a polyamide and a copolymer of ethylene and acrylic acid.

Abstract: A process for the preparation of multifunctional polycarbodiimides, which are used as crosslinking agents, in which the polycarbodiimide is prepared by reacting mono- and polyisocyanates in the presence of a mono- or polyisocyanate that contains one or multiple additional reactive functional groups and in the presence of a carbodiimide catalyst, and thereafter terminating or chain extending the polycarbodiimide chain. Between 0 and 10% of an organic solvent and/or between 0 and 30% of a plasticizer and/or between 0 and 30% of a surface active component is added to the product during, before or after the polycarbodiimide forming reaction and/or the capping reaction and/or the chain extending reaction. Further, the invention relates to a coating mixture in which the polycarbodiimide is used as crosslinking agent and to the cured material obtained with the coating mixture.

Abstract: A solvent borne brushable coating composition having improved sag resistance and process for using the same are provided. The composition includes a crosslinkable component having one or more polymers having two or more crosslinkable groups a crosslinking component comprising one or more crosslinking agents having crosslinking groups; and a sag control agent of polyurea in drying oil. When a layer a pot mix resulting from mixing of the crosslinkable and crosslinking components is brush applied over a substrate, it has high sag resistance, low brush drag while providing desired coating properties, such as high gloss and rapid cure even under ambient conditions. The solvent borne brushable coating compositions is well suited for use in automotive refinish applications as well as direct-to-metal industrial applications, such as construction and transportation equipment.

Abstract: Provided are a coating composition for forming a gas barrier layer as configured such that a specific compound having two or more 5-membered cyclic carbonate groups and a compound having two or more amino groups are reactable at an equivalent ratio of functional groups of 0.8 to 1.25 to form the gas barrier layer with a polyhydroxyurethane resin as a principal component; a gas barrier film formed of a single layer or multiple layers, at least one of the layer or layers that forms or form the film is a layer that exhibits gas barrier properties, and the layer is formed of a polyhydroxyurethane resin having a specific chemical structure; and a production method of a film having gas barrier properties.

Abstract: Disclosed herein are stable aqueous resinous dispersions and methods for forming such dispersions that include a zinc (II) amidine complex.

Abstract: To provide a coating composition for undercoating which, in forming a gas-barrier layer having a crosslinked structure between a polycarboxylic acid type polymer and polyvalent metal ions by the heating at a low temperature for a short period of time, permits polyvalent metal ions to be easily and quickly fed into the polycarboxylic acid type polymer and, besides, into the whole gas-barrier layer. A coating composition containing, as chief components, a nonaqueous polyester polyol, an isocyanate compound, and an alkaline compound of a polyvalent metal that serves as an ion source for forming the crosslinked structure, wherein the nonaqueous polyester polyol contains a nonaqueous polyester polyol which contains a metal element in the resin skeleton thereof as an essential component, and the alkaline compound of the polyvalent metal has an average primary particle size in a range of 0.005 to 0.5 ?m.

Abstract: Cycloaliphatic polyester polyols and processes for making them from thermoplastic polyesters are disclosed. One process comprises heating a thermoplastic polyester with a glycol to give a digested intermediate and hydrogenating aromatic rings in the digested intermediate to produce the cycloaliphatic polyester polyol. Optionally, the digested intermediate is reacted with a hydrophobe to give a modified polyol prior to hydrogenation, and the modified polyol is hydrogenated to give the cycloaliphatic polyester polyol. The high-recycle-content cycloaliphatic polyester polyols have desirable attributes for formulating polyurethane dispersions, two-component polyurethane coatings, mono- or poly(meth)acrylates, polyisocyanurates, flexible and rigid foams, coatings, adhesives, sealants, and elastomers, and they provide a sustainable alternative to petrochemical-based polyols.

Abstract: The instant invention is a polyurethane dispersion, method of producing the same, coated articles, and method for coating articles. The polyurethane dispersion according to the present inventions includes (a) one or more polyurethane units derived from one or more prepolymers wherein the one or more prepolymers comprise the reaction product of a mixture dissolved in dipropylene glycol dimethyl ether in the presence of one or more first surfactants with one or more isocyanates, wherein the mixture comprises one or more natural oil based polyols, and one or more adipate polyols, and optionally one or more short diols; and (b) water.

Abstract: Disclosed herein are compositions that include at least one reactive monomer that includes a lactam functional group and an ester functional group represented by formula (1): and a reactive co-solvent having a carbon-carbon double bond. The reactive monomer is one that is capable of reacting with the co-solvent to form a polymer. The compositions may be an ink composition including curable ink compositions.

Abstract: A composition comprising: a) one or more isocyanate functional prepolymers; b) one or more amorphous linear polymers having sufficient polarity to form a homogeneous mixture with the one or more isocyanate functional prepolymers and having a hydroxyl number of about 10 or less; c) one or more forms of carbon black; and d) one or more catalysts for the reaction of isocyanate moieties with active hydrogen atom containing groups.

Abstract: Polyester polyols, processes for making them, and applications for the polyols are disclosed. In some aspects, the polyols comprise recurring units from a thermoplastic polyester or an aromatic polyacid source, a glycol, and a lignin, tannin, or mixture thereof. Optionally, the polyols incorporate recurring units of a hydrophobe. The polyols are made in one or multiple steps; in some aspects, the thermoplastic polyester or aromatic polyacid source and the glycol are reacted first, followed by reaction with the lignin, tannin, or mixture thereof. High-recycle-content polyols having desirable properties and attributes for formulating polyurethane products, including two-component polyurethane coatings, can be made. The polyols provide a sustainable alternative to bio- or petrochemical-based polyols.

Abstract: The present disclosure provides novel aqueous ink-jet inks containing an aqueous vehicle, a pigment and a branched polyurethane as a binder.

Abstract: The invention is a composition comprising: a) one or mote isocyanate functional polyether based prepolymers; b) one or more alkyl esters of one or more long chain; fatty acids; and c) one or more catalysts for the reaction of isocyanate moieties with hydroxyl, groups. The invention is s method, of bonding two or more substrates together which comprises contacting the two or more substrates together with a composition according to this invention disposed along at least a portion of the area wherein the substrates are in contact.

Abstract: The present invention relates to innovative single-component polyurethane systems based on water-soluble polyurethanes or their aqueous solutions, to a process for preparing them, and to the use.

Abstract: A chemical resistant powder coating composition comprising a urethane-polyester powder coating resin, a styrene-free hydroxyl functional acrylic resin, and a hardener. The composition may contain a flow aid that is a combination of a polyester hydroxyl resin, polyethylene resin, and spherical glass flakes and having introduced silica type carriers.

Abstract: A mine seal constructed from blocks adhered with a polyurea adhesive, the adhesive being formed by reacting a first prepolymer comprising an aromatic isocyanate with a second prepolymer comprising an aliphatic isocyanate, thereby forming an A-side mixture, and then reacting this mixture with a B-side mixture comprising an amine functional resin that includes a secondary amine.

Abstract: The present invention provides coating compositions with excellent curing performance. Curing can occur very rapidly for excellent cycle time, yet with minimal (if any) foaming. A preferred catalyst system helps to provide excellent initial and follow through cure through the entirety of the coating thickness, even with respect to in-mold coating (IMC) applications. Preferred aspects of the invention provide a composition having zero, or nearly zero, emissions of volatile organic compounds (VOC) when applied and cured.

Abstract: The present invention provides coating compositions that include reactive diluents and have high performance, low VOC levels, and low irritation levels. Certain embodiments of the present invention include water and water-dispersible polymers and other embodiments do not include water.

Abstract: The present invention provides polyurethanes including a reaction product of components including: (a) at least one isocyanate functional prepolymer including a reaction product of: (1) about 1 equivalent of at least one polyisocyanate; and (2) about 0.01 to about 0.5 equivalent of at least one polycarbonate polyol; and (b) about 0.01 to about 1 equivalent of at least one branched polyol having at least 3 hydroxyl groups; compositions, coatings and articles made therefrom and methods of making the same.