A challenge of the present invention is to provide a water-based coating composition capable of providing a design superior in depth feeling in the formation of a multilayer coating film having a so-called color clear coating film. The present invention relates to a water-based coating composition comprising a coating film-forming resin (i) and a coloring pigment dispersion (ii), wherein the coating film-forming resin (i) comprises: an acrylic resin emulsion (A) having an average particle diameter of 100 nm or less in an amount of 10 to 60% by mass in terms of the resin solid content of the coating film-forming resin (i), a water-soluble acrylic resin (B) in an amount of 5 to 40% by mass in terms of the resin solid content of the coating film-forming resin (i), and a melamine resin (C) in an amount of 20 to 40% by mass in terms of the resin solid content of the coating film-forming resin (i); and the coloring pigment dispersion (ii) comprises a coloring pigment (D) having a 90%-volume particle diameter (D90) of 100 nm or less.

Disclosed is an aqueous coating composition including at least one latex polymer derived from at least one monomer copolymerized or blended with a rhamnolipid and/or sophorolipid biosurfactant, which in one embodiment is a mono-rhamnolipid. Also provided is an aqueous architectural coating composition including at least one latex polymer derived from at least one monomer copolymerized or blended with a biosurfactant, at least one pigment, and water.

Flame retardant coating formulation in the form of an aqueous dispersion comprising a binder, particles of a brominated polymeric flame retardant; and particles of at least one of magnesium hydroxide and aluminum trihydrate, wherein the aqueous dispersion is substantially free of antimony oxide. A process for preparing the formulation and a method of reducing the flammability of wood and wood products by coating them with the formulation are also provided.

Rhamnolipids and/or sophorolipids can be used for increasing coverage and/or for maintaining application properties in the course of storage of coating compositions.

The instant invention provides an aqueous dispersion, a coating composition, coating layers and coated article made therefrom. The coating composition according to the present invention comprises: (1) the inventive aqueous dispersion comprising the melt blending product of: (a) from 50 to 99 percent by weight of one or more first polyesters, based on the total solid content of the dispersion, wherein said one or more first polyesters have an acid number in the range of from less than 15, for example less than 10, or in the alternative less than 5, based on the total solid content of the one or more first polyesters; (b) from 1 to 50 percent by weight of one or more stabilizing agents comprising at least one second polyester, based on the total solid content of the dispersion, wherein said second polyester has a carboxylic acid group and an acid number equal to or greater than 15, for example greater than 20, based on the solid content of the second polyester; (c) one or more neutralizing agents; and (d) from 15 to 90 percent by weight of water, based on the total weight of the dispersion; wherein said dispersion has a solid content of 10 to 85 percent, based on the total weight of the dispersion; and (2) one or more cross-linking agents.

The invention relates to the field of preparing aqueous dispersions of organic, organometallic or inorganic particles. In particular, the invention relates to the preparation of aqueous suspensions comprising organic, organometallic or inorganic particles and at least one particular copolymer obtained by polymerization of at least one acid and at least one compound or at least one ester derived from a particular acid, in the presence of water, at least one initiator compound and at least one activator compound, followed by total or partial neutralization by means of at least one compound chosen from alkali metal hydroxides, alkaline earth metal hydroxides, alkaline earth metal dihydroxides and mixtures thereof. The invention relates to such a particular copolymer having a low polydispersity index and weight-average molecular weight, the preparation process thereof and the use thereof, especially for the preparation of an aqueous paint composition.

A dispersing agent or dispersant formed as a block copolymer for use in surface coating compositions, such as architectural paint compositions, that can alter its properties as a result of changes in environmental conditions is provided. These stimuli-responsive copolymers are synthesized with properties that can be controlled based on number of blocks and block length and/or as a function of pH and temperature. The addition or these copolymers to coating compositions including other additives, such as pigments and/or fillers, can decrease settling rate, control viscosity, and control interfacial activity of the additives in the compositions.

A two-component polyurethane composition comprising (A) an aqueous dispersion comprising an emulsion polymer and from 2% to 20% of an alcohol alkoxylate of formula (I), by weight based on the weight of the emulsion polymer, and (B) a polyisocyanate; the two-component polyurethane composition can provide coatings with a high distinctness of image.

An aqueous polymer dispersion and an aqueous coating composition comprising such aqueous polymer dispersion that shows good F/T stability and satisfactory anti-clogging properties and provides coatings with good hydrophobic stain resistance.

An apparatus, kit, and methods for forming a bead between bead-forming blocks having internal bead-forming channels are provided. The bead-forming channels of adjacent bead-forming blocks are slidably engaged to manipulate a measured amount of modeling compound between the bead-forming blocks and within an internal space between the opposing channels. In one embodiment, the bead-forming blocks maintain orientation with respect to an axis of travel based on a block guide. Further, the measured amount of modeling compound is determined using an integrated measuring feature coupled to at least one of the pair of bead-forming blocks. The internal volume of an integrated measuring feature corresponds to a threshold amount of modeling compound for manipulating between the pair of blocks and forming a bead while contacting at least a portion of the mated bead-forming channels. In further aspects, a molded bead may be coated with a multicomponent bead-coating mixture. Multi-component bead-coating mixtures and methods of using thereof are provided.