C08J2433/10

Thermal transfer sheet
10864702 · 2020-12-15 · ·

Provided is a thermal transfer sheet that can suppress thermal fusion of the thermal transfer sheet and a transfer-receiving article and can improve the durability of a printed article obtained by transferring a transfer layer onto the transfer-receiving article, even if energy applied to the thermal transfer sheet was increased upon transferring the transfer layer onto the transfer-receiving article. This thermal transfer sheet 100 comprises a thermal transfer layer 10 on one surface of a substrate 1. The transfer layer 10 comprises one or more layers, and among the layers constituting the transfer layer 10, the layer closest to the substrate 1 contains a copolymer of isobutyl (meth)acrylate and a monomer having a carboxyl group, and the acid value of the copolymer is not less than 40 mg KOH/g.

METHACRYLIC RESIN COMPOSITION AND USE THEREOF

A methacrylic resin composition comprising 100 parts by mass of a methacrylic resin having an amount of a terminal double bond of less than 0.012% by mole and an amount of a bonded sulfur atom of preferably less than 0.25% by mole; 510.sup.6 to 910.sup.3 part by mass of a metal element having an atomic number of not more than 20 (preferably lithium element and aluminum element); and 0.025 to 0.50 part by mass of a hindered phenol antioxidant such as 2,6-bis(1,1-dimethylethyl)-4-methylphenol, wherein the methacrylic resin composition, when being exposed to a nitrogen gas atmosphere at 290 C. for 15 minutes, has a thermogravimetric retention of not less than 98% by mass.

Gas barrier film

A gas barrier film including a polymer base, an undercoat layer that contains, as the main component, an acrylic resin having at least one side chain selected from the group consisting of the side chains (I) to (III) mentioned below, and an inorganic layer, wherein the undercoat layer and the inorganic layer are arranged in this order on at least one surface of the polymer base in such a manner that the undercoat layer and the inorganic layer are in contact with each other: (I) a side chain having an acrylic polymer skeleton; (II) a side chain having a dimethylsiloxane skeleton; and (III) a side chain having a skeleton containing a fluorine atom.

Composite article
10837591 · 2020-11-17 · ·

A composite article has increased pull-off strength and includes a first layer including a low surface energy polymer, a poly(meth)acrylate layer, and an epoxide layer. The poly(meth)acrylate layer is disposed on and in direct contact with the first layer. Moreover, the poly(meth)acrylate layer includes a poly(meth)acrylate that includes the reaction product of at least one (meth)acrylate that is polymerized in the presence of an organoborane initiator. The epoxide layer is disposed on and in direct contact with the poly(meth)acrylate layer. The epoxide layer includes an epoxide. The composite article has a pull-off strength of greater than zero pli measured using ASTM D4541.

Composite article
10830387 · 2020-11-10 · ·

A composite article is formed by disposing a poly(meth)acrylate layer, formed as the reaction product of at least one acrylate that is polymerized in the presence of an organoborane initiator, on and in direct contact with a low surface energy polymer layer, disposing an epoxide layer on and in direct contact with said poly(meth)acrylate layer, and disposing a hydrolytically resistant layer on and in direct contact with said epoxide layer. The hydrolytically resistant layer is a hydrolytically resistant polyurethane elastomer that is the reaction product of an aliphatic isocyanate component and an isocyanate-reactive component that retains at least 90% of its initial tensile strength after submersion in standardized seawater for 24 weeks. The isocyanate-reactive component is a hydroxyl-functional polymer having an average hydroxy functionality ranging from 2 to 3, wherein the hydroxyl-functional polymer is a dimer diol, a trimer triol, or a combination thereof.

Black resin composition, polyimide with black resin cured film and production method therefor, and flexible printed wiring board using black resin cured film

A production method for a polyimide with a black resin cured film includes a process of obtaining the black resin cured film by curing a black resin composition on the polyimide. The process of obtaining the black resin cured film includes a process of processing the black resin composition with a predetermined spray impact. A distance from a point where a line that is perpendicular to a surface of the polyimide and that passes through a substrate-adhered edge between the black resin cured film and the polyimide intersects a top portion of the black resin cured film to an edge of the top portion is 25 m or less.

Composite article

A composite article includes a low surface energy polymer layer, a poly(meth)acrylate layer, an epoxide layer, and a hydrolytically resistant layer. The poly(meth)acrylate layer is disposed on and in direct contact with the low surface energy polymer layer and includes the reaction product of at least one acrylate that is polymerized in the presence of an organoborane initiator, such that the poly(meth)acrylate includes boron. The epoxide layer is disposed on and in direct contact with the poly(meth)acrylate layer. The hydrolytically resistant layer is disposed on and in direct contact with the epoxide and is the reaction product of an isocyanate component and an isocyanate-reactive component reacted in the presence of a curing agent. The isocyanate-reactive component includes a polydiene polyol and the curing agent crosslinks the carbon-carbon double bonds of the polydiene polyol.

CURABLE ORGANOPOLYSILOXANE COMPOSITIONS
20200325337 · 2020-10-15 · ·

Addition curable composition containing specific silicone resins containing aliphatically unsaturated groups and an. organic compound containing unsaturated groups such as acrylate or methacrylate groups are suitable when used with fine and coarse fillers to produce artificial stone with both high hardness and high flexural strength.

CHARGED SURFACTANT PARTICLES AND BRUSH POLYMERIC PARTICLES, METHODS OF MAKING SAME, AND USES THEREOF
20240010778 · 2024-01-11 ·

Polymeric particles (e.g., charged polymeric particles or brush polymeric particles), methods of making polymeric particles, and uses thereof. The brush polymeric particles include polymeric brushes disposed at an exterior surface. The polymeric particles can be nanoparticles or microparticles. The polymeric particles can be capsules or solid particles. A capsule includes a polymeric shell. A solid particle or a polymeric shell may include polymeric materials and surfactants and/or surfactant precursors. A polymeric particle may include a positive charge on at least a portion of an exterior surface of the polymeric particle. At least a portion of the surfactant(s) and/or the surfactant precursor(s) can diffuse out of and/or can be released by the hydrolysis of at least a portion of the polymeric material(s). The polymeric particles can be used in oil recovery applications to deliver surfactant(s) and/or surfactant precursor(s) to oil reservoirs.

CURABLE COMPOSITION AND FIBER-REINFORCED COMPOSITE MATERIAL
20200299498 · 2020-09-24 ·

The present invention provides a curable composition which contains an epoxy compound (A), an amine compound (B), and an acrylic resin (C) and in which the amine compound (B) contains an N-(aminoalkyl) piperazine compound (B1) as an essential component; a cured product; a fiber-reinforced composite material; a fiber-reinforced resin molded article; and a method for producing a fiber-reinforced resin molded article. The curable composition can form a cured product having excellent mechanical strength or heat resistance, and thus can be suitably used for a fiber-reinforced composite material or a fiber-reinforced resin molded article.