C08J5/246

Resin composition and article made therefrom
11434366 · 2022-09-06 · ·

A resin composition includes a vinyl group-containing polyphenylene ether resin, a polyolefin and a magnesium and aluminum combination ionic compound, wherein the magnesium and aluminum combination ionic compound has a thermal resistance of greater than or equal to 600° C. The resin composition may be used to make various articles, such as a prepreg, a resin film, a laminate or a printed circuit board, and at least one of the following improvements can be achieved, including glass transition temperature, copper foil peeling strength, thermal resistance and dissipation factor.

Polymer electrolyte membrane, method for manufacturing same, and membrane electrode assembly comprising same
11444305 · 2022-09-13 ·

Disclosed are a polymer electrolyte membrane, a method of manufacturing the membrane, and a membrane-electrode assembly including the membrane. The polymer electrolyte membrane contains a porous support having a plurality of pores, a first layer including a first ion conductor that fills the pores adjoining one surface of the porous support, and a second layer including a second ion conductor that fills the pores adjoining the other surface of the porous support, wherein the first ion conductor and the second ion conductor are different from each other, and one selected from the group consisting of the first layer, the second layer, and a combination thereof includes an organic-based antioxidant.

Bi-polymer thermoplastic
11274184 · 2022-03-15 ·

A braided thermoplastic ribbon is disclosed having fully impregnated filaments. The ribbon is formed by a thermoplastic prepreg having a plurality of continuous fibers that are substantially oriented in a longitudinal direction, the continuous fibers constituting from about 30 wt. % to about 40 wt. % of the prepreg, a first resinous matrix that contains a first set of one or more thermoplastic polymers and within which the continuous fibers are embedded, wherein the thermoplastic polymers constitute from about 30 wt. % to about 40 wt. % of the prepreg, and a second resinous matrix that contains a second set of one or more thermoplastic polymers, wherein the second set of thermoplastic polymers constitute from about 30 wt. % to about 40 wt. % of the prepreg.

RESIN COMPOSITION AND ARTICLE MADE THEREFROM
20220112318 · 2022-04-14 ·

A resin composition includes: (A) a polybutadiene having a content of 1,2-vinyl group of greater than or equal to 85%; and (B) a styrene-butadiene-styrene triblock copolymer of Formula (1) comprising a butadiene block having a content of 1,2-vinyl group of greater than or equal to 80%. Moreover, an article may be made from the resin composition, which comprises a prepreg, a resin film, a laminate or a printed circuit board. The resin composition or the article made therefrom may achieve improvement in one or more properties including Z-axis ratio of thermal expansion, thermal resistance after moisture absorption, dissipation factor, and dissipation factor aging variation under moisture and heat.

GREEN EPOXY RESIN WITH BIOBINDER FROM MANURE
20220064433 · 2022-03-03 ·

A curable green epoxy resin composition is described. More particularly, the curable green epoxy resin composition includes a biobinder isolated from bio-oil produced from animal waste, such as from swine manure. The biobinder can act as a curing agent for an epoxy resin component in the resin composition. Cured green epoxy resins, prepregs containing the curable green epoxy resin, and related composite materials are described. In addition, methods of preparing the curable green epoxy resin composition and of curing the curable green epoxy resin.

METHOD FOR PRODUCING FIBER FOR REINFORCING RUBBER
20220073687 · 2022-03-10 · ·

A method for producing a fiber for reinforcing rubber, comprising applying an adhesion treatment liquid containing a thermoplastic elastomer, a blocked polyisocyanate, and a rubber latex to a fiber cord to obtain a fiber for reinforcing rubber, wherein the thermoplastic elastomer is incorporated in the form of a water dispersion into the adhesion treatment liquid, wherein the thermoplastic elastomer particles in the water dispersion have an average particle diameter of 0.01 to 1.0 μm.

MALEIMIDE RESIN COMPOSITION, PREPREG, LAMINATE, RESIN FILM, PRINTED WIRING BOARD, AND SEMICONDUCTOR PACKAGE

The present invention relates to a maleimide resin composition containing (A) one or more selected from the group consisting of a maleimide compound having one or more N-substituted maleimide groups and a derivative thereof, and (B) a polymer having a hydrocarbon chain or a polyether chain in a main chain thereof, wherein the component (A) dissolves in an alcohol-based solvent, a ketone-based solvent, an aromatic hydrocarbon-based solvent, an ester-based solvent, or a nitrogen atom-containing solvent in an amount of 30% by mass or more at 25° C. The present invention also relates to a prepreg, a laminate, a resin film, a printed wiring board, and a semiconductor package that are obtained by using the maleimide resin composition.

COMPOSITE MATERIAL
20210323246 · 2021-10-21 ·

A composite material includes a fibrous reinforcement and a polymer matrix. The polymer matrix includes two interpenetrating phases, namely a thermoset phase and a continuous thermoplastic phase. The thermoset phase and the thermoplastic phase form a matrix microstructure. The matrix microstructure includes a thermoplastic matrix formed by the thermoplastic phase. The matrix microstructure includes a multitude of thermoset particles formed by the thermoset phase. The thermoset particles have dimensions in a range between 0.1 μm and 10 μm.

RESIN COMPOSITION AND ARTICLE MADE THEREFROM
20210309852 · 2021-10-07 ·

A resin composition includes 100 parts by weight of a vinyl-containing polyphenylene ether resin and 45 parts by weight to 75 parts by weight of an inorganic filler combination, wherein the inorganic filler combination at least includes chemically synthesized silica and silicon nitride, and a weight ratio of the chemically synthesized silica and the silicon nitride is between 1:2 and 5:2. The resin composition or an article made therefrom may achieve improvement in at least one of the following properties: dielectric constant, dissipation factor, peel strength, soldering resistance, T300 thermal resistance, laminate appearance, sedimentation property, water absorption rate, and ratio of thermal expansion.

MULTILAYER TEXTILE FOR SANDWICH STRUCTURE, AND SANDWICH STRUCTURE FIBER-REINFORCED COMPOSITE
20210277546 · 2021-09-09 · ·

A multilayer textile for a sandwich structure includes skins made of a fiber-reinforced resin and a core that is sandwiched by the skins. Skin portions are each configured by a warp and a weft both made of a reinforcement fiber. A core portion is configured by a warp and a weft both made of a fiber that is insoluble in a matrix resin of the skins and has a smaller specific gravity than the reinforcement fiber. The skin portions and the core portion are integrated by a binding yarn that is insoluble in the matrix resin of the skins.