C09D5/027

Aqueous coating composition and method for forming metallic coating film using same

Provided is an aqueous coating composition capable of forming a coating film having superior metallic coating film appearance and coating film properties and reducing the amount of an organic solvent to be used. Also provided is a method for forming a metallic coating film using such an aqueous coating composition. Provided is an aqueous coating composition comprising a coating film-forming resin, a curing agent, a scaly pigment, an inorganic viscosity agent, a hydrophobic associative viscosity agent, and a dispersant, wherein the composition contains the inorganic viscosity agent in an amount of 1 to 7 parts by mass based on 100 parts by mass of the total resin solid content of the coating film-forming resin and the curing agent, and the composition contains the hydrophobic associative viscosity agent in an amount of 1 to 15 parts by mass based on 100 parts by mass of the total resin solid content of the coating film-forming resin and the curing agent.

Coating composition

A water-based coating composition containing two parts A and B: (A) a binder component containing a waterborne epoxy dispersion, dispersed inorganic particles, and a polymeric dispersant; and (B) a hardener component, and a ratio of the component (A) and the component (B) is 90:1 to 2:1. The polymeric dispersant contains anti-agglomerating functional groups that are unreactive with oxirane groups of the epoxy dispersion.

GRANULATE AND COATING AGENT PRODUCED THEREFROM
20220213330 · 2022-07-07 ·

Presented and described is a granulate for producing a coating agent, in particular a dispersion paint, wherein the granulate contains, in each case based on the total weight of the granulate, a) 2 to 60 wt. % binder, b) 5 to 85 wt. % pigment and/or filler and c) 1 to 15 wt. % additives. By adding water, it is possible to produce a coating agent, in particular a dispersion paint, using the granulate. The addition of water to the granulate and the production of coating agent, in particular the dispersion paint, preferably take place directly in the container in which the granulate is stored.

OIL-IN-WATER SILICONE EMULSION COMPOSITION AND USE THEREOF
20220251385 · 2022-08-11 ·

An oil-in-water type silicone emulsion composition is provided that can be uniformly coated onto a substrate and can, upon removing water content, form a cured film with low surface tackiness and excellent adhesive properties to a substrate and film strength. The oil in water type silicone emulsion composition comprises: (A) 100 parts by mass of polyorganosiloxane having at least two hydroxyl groups or hydrolyzable groups bonded to a silicon atom in one molecule, where the viscosity at 25° C. is within a range of 100,000 mPa-s to 20,000,000 mPa-s; (B) 45 to 120 parts by mass of colloidal silica (based on solid fraction); (C1) 1 to 100 parts by mass of an ionic emulsifier; and (D) 0 to 500 parts by mass of water (excluding water content in component (B), if any). Optionally, the composition further comprises (C2) a polyoxyethylene-polyoxypropylene copolymerized nonionic emulsifier. The composition can be used as a surface treating agent.

Aqueous dispersion of multi-stage polymeric particles and process of making the same

A stable aqueous dispersion of multi-stage polymeric particles comprising a polymer and an oligomer, and an aqueous freeze-thaw stable coating composition comprising the aqueous dispersion providing coatings made therefrom with acceptable scrub resistance.

WATER-BASED PEELABLE COATING

The present disclosure develops a water-based peelable coating that can be colored and that when drying at room temperature makes it possible to temporarily protect various surfaces and their manufacturing processes. Notably, the present invention relates to a coating designed by using exclusively naturally occurring polymeric materials, which can be applied by various methods and be used outdoors or indoors on clear, rough and smooth substrates, except woven materials, so as to provide protection and beautification.

DILUTED ANTI-TACK FORMULATION AND METHOD OF USE OF DILUTED ANTI-TACK FORMULATION
20220213287 · 2022-07-07 ·

The present invention relates to an anti-tack formulation of high solids content that uses effective amounts of a fine particle size talc, a water soluble cationic polymer, one or more nonionic surfactants, and one or more alkali metal fatty acid soaps. The high solids content anti-tack formulation is capable of being easily shipped to a customer's location and is stable and easily pumped after shipment to a customer. The high solids content anti-tack formulation generates a micro-flocculated pigment dispersion that can be subsequently diluted to a low solids content formulation for use in anti-tack applications, particularly rubber slab dipping applications. The anti-tack formulation provides improved anti-tack performance when coating uncured rubber products.

Polyolefin dispersion and epoxy dispersion blends for improved damage tolerance

The present invention provides aqueous compositions for making damage tolerant coatings comprising a blend of (i) from 2 to 30 wt. %, based on the total weight of solids in the composition, of an acid or anhydride functionalized polyolefin dispersion having an average particle size of from 0.2 to 5 microns, and (ii) a film forming dispersion of one or more epoxy resins chosen from epoxy resins having an epoxy equivalent weight (EEW) of from 150 to 4,000 having an average particle size of from 0.2 to 1.0 microns, wherein the polyolefin dispersion is stabilized with from 2 to 8 wt. %, based on the total weight of solids in the composition, one or more anionic surfactants, such as a sulfate containing surfactant, and, further wherein, the compositions have a pH of from 3 to 8.

Aqueous color pigment pastes containing a polymerizate, and basecoats produced therefrom

Described herein are an aqueous pigment paste including at least one color pigment (a) and at least one polymer (b) which is preparable by successive radical emulsion polymerization of three monomer mixtures (A), (B) and (C) of olefinically unsaturated monomers in water, an aqueous basecoat material which is preparable by admixing the pigment paste to at least one aqueous binder-containing component suitable for preparing the basecoat material, a method for producing a multicoat paint system using this basecoat material, and use of the polymer (b) for dispersing color pigments within an aqueous pigment paste.

COLLOIDOSOMES AND POROUS MATERIALS BY PICKERING EMULSIONS
20220111347 · 2022-04-14 ·

A method for forming colloidosomes with a shell comprising carbon particles and inorganic nano-particles, are provided. Further, compositions emulsions and articles comprising the colloidosomes are provided.