The present disclosure is directed to providing a polyarylene sulfide resin composition having excellent mechanical properties, surface appearance and heat resistance as well as excellent moldability, and a method for enhancing moldability of a polyarylene sulfide resin without deterioration of mechanical properties such as strength, impact, and heat resistance, as well as surface appearance. The goal of the present disclosure is accomplished by a polyarylene sulfide resin composition including a polyarylene sulfide and a zinc dialkyldithiophosphate.

Crosslinked polymers and related compositions and related compositions, electrochemical cells, batteries, methods and systems are described. The crosslinked polymers have at least one redox active monomeric moiety having a redox potential of 0.5 V to 3.0 V with reference to Li/Li.sup.+ electrode potential under standard conditions or −2.54 V to −0.04 V vs. SHE and has a carbocyclic structure and at least one carbonyl group or a carboxyl group on the carbocyclic structure. The crosslinked polymers also include at least one comonomeric moiety with at least one of the at least one redox active monomeric moiety and/or the at least one comonomeric moiety has a denticity of three to six corresponding to a three to six connected network polymer, and provide stable, high capacity organic electrode materials.

Provided is a method of suppressing burrs that occur during injection-molding of a polyarylene sulfide resin composition, including: adding at least 0.01 to 5 parts by mass of a carbon nanostructure to 100 parts by mass of a polyarylene sulfide resin and melt-kneading at least the carbon nanostructure and the polyarylene sulfide resin.

A polymer composition that includes a polyarylene sulfide is disclosed. The polymer composition can be utilized in forming components of an electric vehicle, such as electrical components and/or thermal management system components.

A polyarylene sulfide (PAS) resin composition that contains a PAS resin and an antiviral agent, has superior antibacterial and antiviral properties, and maintains its intrinsic mechanical strength, weld strength in particular, an article molded from this resin composition, and methods for producing them are provided. More specifically, the PAS resin composition is one that contains the PAS resin and antivirus agent as its essential components, the molded article is one molded from it, and the production methods, for the PAS resin composition and the molded article, are one that includes a step of melt-kneading the PAS resin and antiviral agent in a temperature range of equal to or higher than the melting point of the PAS resin and one in which the PAS resin composition is melted and molded. The antiviral agent is metal ion-containing phosphate and/or borate glass.

A polyarylene sulfide (PAS) resin composition that contains a PAS resin and an antiviral agent, has superior antibacterial and antiviral properties, and maintains its intrinsic mechanical strength, weld strength in particular, an article molded from this resin composition, and methods for producing them are provided. More specifically, the PAS resin composition is one that contains the PAS resin and antivirus agent as its essential components, the molded article is one molded from it, and the production methods, for the PAS resin composition and the molded article, are one that includes a step of melt-kneading the PAS resin and antiviral agent in a temperature range of equal to or higher than the melting point of the PAS resin and one in which the PAS resin composition is melted and molded. The antiviral agent is metal ion-containing phosphate and/or borate glass.

Provided are: a halogenated polyphenylene sulfide resin that can make a resin vibration-damping without use of a filler when added to the resin; a resin composition containing the halogenated polyphenylene sulfide resin and another resin; a molded article formed of the resin composition; and a vibration-damping agent for a resin, the vibration-damping agent containing the halogenated polyphenylene sulfide resin. A halogenated polyphenylene sulfide resin is used as a component to make a resin vibration-damping in a resin composition. The halogenated polyphenylene sulfide resin is produced by polycondensation reaction of a halogenated benzene and an alkali metal sulfide. The halogenated benzene is a dihalobenzene and/or a trihalobenzene. A ratio of a mass of the trihalobenzene to a mass of the halogenated benzene being 50 mass % or greater.

A polyarylene sulfide copolymer has a glass transition temperature of 95° C. or higher and 190° C. or lower and has a melting point of 300° C. or lower or does not have a melting point, as measured by differential scanning calorimetry, and the copolymer containing as a structural unit arylene sulfide units having a number average molecular weight (Mn) of 1,000 or more and 10,000 or less. The polyarylene sulfide copolymer can be provided with high physical stability such as in rigidity at high temperature and excellent moldability and chemical resistance.

The present invention aims to provide a polymeric material having reduced coloration in the visible light region, a high refractive index, and low optical dispersion. The present invention relates to a polymeric material having a sulfoxide structure in a main chain.

The purpose of the present invention is to provide a thermoplastic resin composition having exceptional thermal stability and mechanical characteristics, a fiber-reinforced resin substrate, and a molded article obtained therefrom. In order to achieve the abovementioned purpose, an embodiment of the present invention has the structure described below. Specifically, a thermoplastic resin composition including a thermoplastic resin (A) having an electron-donating group, and a transition metal compound (B), wherein the transition metal compound (B) includes a nickel compound (B1) and a copper compound (B2), the complete decomposition temperature of the copper compound (B2) is 400° C. or higher, and the copper compound (B2) has a nickel content of 0.001-4 parts by mass (inclusive) and a copper content of 0.001-4 parts by mass (inclusive) with respect to 100 parts by mass of the thermoplastic resin (A) having an electron-donating group.