C09D151/08

Styrene-free copolymers and coating compositions containing such copolymers
11306168 · 2022-04-19 · ·

An aqueous coating composition is provided that is preferably substantially free of styrene and structural units derived from styrene. The coating composition includes a resin system that preferably includes a water-dispersible polymer and an emulsion polymerized ethylenically unsaturated monomer component. The resin system is preferably formed using a process that includes emulsion polymerizing the ethylenically unsaturated monomer component in the presence of an aqueous dispersion including the water-dispersible polymer. In certain preferred embodiments, the water-dispersible polymer is a salt of an acid- or anhydride-functional aromatic polyether polymer.

ACRYLIC POLYESTER RESIN AND AN AQUEOUS COATING COMPOSITION CONTAINING THE SAME

There is described an acrylic polyester resin, obtainable by grafting an acrylic polymer with a polyester material. The polyester material is obtainable by polymerizing (i) a polyacid component, with (ii) a polyol component. At least one of the polyacid component and/or the polyol component comprises a monomer having an aliphatic group containing at least 15 carbon atoms. At least one of the polyacid component and/or the polyol component comprises a functional monomer operable to impart functionality on to the polyester resin, such that an acrylic polymer may be grafted with the polyester material via the use of said functionality. Also provided is an aqueous coating composition comprising the acrylic polyester resin and a packaging coated with the composition.

ACRYLIC POLYESTER RESIN AND AN AQUEOUS COATING COMPOSITION CONTAINING THE SAME

There is described an acrylic polyester resin, obtainable by grafting an acrylic polymer with a polyester material. The polyester material is obtainable by polymerizing (i) a polyacid component, with (ii) a polyol component. At least one of the polyacid component and/or the polyol component comprises a monomer having an aliphatic group containing at least 15 carbon atoms. At least one of the polyacid component and/or the polyol component comprises a functional monomer operable to impart functionality on to the polyester resin, such that an acrylic polymer may be grafted with the polyester material via the use of said functionality. Also provided is an aqueous coating composition comprising the acrylic polyester resin and a packaging coated with the composition.

UV-curable resin composition enabling thermoforming and replica film of real material comprising same

The present disclosure relates to a UV-curable resin composition enabling thermoforming and a replica film of a real material including the same, in which the UV-curable resin composition includes a prepolymer including a urethane-based oligomer and an acrylic oligomer, an acrylate monomer and a photoinitiator.

ANAEROBICALLY CURABLE COMPOSITIONS
20220025234 · 2022-01-27 ·

An anaerobically curable composition comprising a hydroxy-functionalized mono(meth)acrylate compound, an aromatic mono(meth)acrylate compound which is not the same as the hydroxy-functionalized mono(meth)acrylate compound, a (meth)acrylate functionalised polyurethane resin, and an anaerobic cure inducing component.

Resin composition, cured product and laminate

The present invention discloses a resin composition containing an isocyanurate ring-containing urethane (meth)acrylate compound A, an isocyanurate ring-containing tri(meth)acrylate compound B, and a triazine ultraviolet light absorber C, wherein the isocyanurate ring-containing urethane (meth)acrylate compound A contains a compound A-1 having a specific structure, and the isocyanurate ring-containing tri(meth)acrylate compound B contains a compound B-1 having a specific structure.

FILLED RADIATION CURABLE COMPOSITIONS FOR COATING OPTICAL FIBER AND THE COATINGS PRODUCED THEREFROM

Described herein are radiation curable compositions for coating optical fibers including a reactive oligomer with at least one polymerizable group and a backbone, a reactive diluent monomer, a photoinitiator, optionally one or more additives, and a filler component. Such compositions are configured to possess specified liquid glass transition temperatures and/or viscosity ratios when measured between 25, 55, and/or 85 degrees Celsius. Also described are compositions wherein the filler component is present in specified amounts and/or sizes, and contains specified types of filler constituents. Also described are optical fibers coated from such compositions, optical fiber cables including optical fibers coated from such compositions, and methods of producing coated optical fibers from such compositions.

AQUEOUS DISPERSION OF POLYMERIC COMPOSITE MICROSPHERES

The present invention relates to a composition comprising an aqueous dispersion of polymeric composite microspheres comprising an aqueous dispersion of polymeric composite microspheres that comprise a polysiloxane and an organophosphate functionalized polymer, as defined herein, and a suspension polymerization process for making the composition. The composition is useful for making defect free coatings with a relatively low coefficient of friction.

MULTI-COAT POLYMER PHOTONIC CRYSTAL FILMS

Polymer composite photonic crystal materials are disclosed as coatings with topcoats having high reflection (>30%) in a specific range of the electromagnetic spectrum, such as ultraviolet (<400 nm), visible (Vis, 400 nm-700 nm), or near-infrared radiation range (NIR, 700-2000 nm), and optionally a relatively low reflection (<20% reflection) in a second, different range of the electromagnetic spectrum. Surprisingly, it was found that through a multi-layer coating approach, the optical properties of polymer composite photonic crystal films can be selectively modified from a variety of different coating methods, including spray deposition.

PHOTOCURABLE COMPOSITION
20210355251 · 2021-11-18 ·

The present invention makes it possible to maintain a high 180-degree peel strength of a photocurable composition having a film shape at 25° C. in the state of not being cured against untreated PET as an adherend when bonding is performed by lamination at normal temperature.

A photocurable composition having a film shape at 25° C. in a state of not being cured, which contains the following components (A) to (C) and in which the photocurable composition contains 1 to 45 parts by mass of the component (B) with respect to 100 parts by mass of the component (A), a temperature of tan δ=1 is 30° C. to 60° C. before curing, a storage elastic modulus at 25° C. is 10.0×10.sup.5 Pa or less after curing.

Component (A): urethane-modified (meth)acrylate oligomer

Component (B): film forming agent

Component (C): photoinitiator