A method for preparing polyarylene sulfide that can control a viscosity grade thereof by adjusting the molar ratio of water and amide-based compounds present in a polymerization reaction.

The polymerizable composition of the present application may exhibit a wide process window to have excellent workability, and may form a phthalonitrile resin having excellent heat resistance or a prepolymer thereof.

The present invention relates to a resin composition which comprises a polyarylene sulfide having a chlorine content of 300 ppm or less, a mercapto silane coupling agent, a hydrolysis resistant additive, and a filler; and a molded article manufactured by molding the resin composition. The resin composition according to the present invention can be used for manufacturing of various molded articles requiring durability and hydrolysis resistance, specifically for parts of an automobile coolant system.

There is provided a photocurable and thermosetting resin composition which suppresses decrease of adhesive strength in a moisture resistance test of the cured resin composition, and has a sufficiently long pot life. The resin composition includes (A) an acrylic resin, (B) a multifunctional nitrogen-containing heterocyclic compound represented by a specific chemical formula, (C) a latent curing agent, (D) a radical polymerization inhibitor, and (E) an anionic polymerization retarder. The resin composition preferably further includes (F) a compound having a glycidyl group, other than the acrylic resin.

There is provided a photocurable and thermosetting resin composition which suppresses decrease of adhesive strength in a moisture resistance test of the cured resin composition, and has a sufficiently long pot life. The resin composition includes (A) an acrylic resin, (B) a multifunctional nitrogen-containing heterocyclic compound represented by a specific chemical formula, (C) a latent curing agent, (D) a radical polymerization inhibitor, and (E) an anionic polymerization retarder. The resin composition preferably further includes (F) a compound having a glycidyl group, other than the acrylic resin.

Disclosed an organic-inorganic hybrid composition including a polymer (A) including a triazine ring structure represented by General Formula (1) in a polymer main chain structure;

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wherein, in the formula, R1 is a substituted or unsubstituted alkyl group, aryl group, aralkyl group, amino group, arylamino group, alkylthio group, or arylthio group,

an inorganic particulate (B); and

a surface-treatment agent (C) including an acidic functional group

wherein the polymer (A) is a thermoplastic polymer having a glass transition temperature (Tg) and a number median diameter (Dn50) of the inorganic particulate (B) is greater than or equal to about 1 nm and less than or equal to about 20 nm, and an article and an optical component including the organic-inorganic hybrid composition.

The present application relates to a phthalonitrile resin and the like. The present application can provide a phthalonitrile resin, and a polymerizable composition and prepolymer using the same, which can exhibit excellent curability, a suitable processing temperature and a wide process window, and form a composite having excellent physical properties. Also, according to the present invention, there may be provided a phthalonitrile resin, and a polymerizable composition and prepolymer using the same, which can exhibit appropriate viscosity characteristics and thus provide a final product without deterioration of mechanical physical properties or the like due to bubbles generated during processing.

The present application relates to a phthalonitrile resin and the like. The present application can provide a phthalonitrile resin, and a polymerizable composition and prepolymer using the same, which can exhibit excellent curability, a suitable processing temperature and a wide process window, and form a composite having excellent physical properties. Also, according to the present invention, there may be provided a phthalonitrile resin, and a polymerizable composition and prepolymer using the same, which can exhibit appropriate viscosity characteristics and thus provide a final product without deterioration of mechanical physical properties or the like due to bubbles generated during processing.

There is provided a photocurable and thermosetting resin composition which suppresses decrease of adhesive strength in a moisture resistance test of the cured resin composition, and has a sufficiently long pot life. The resin composition includes (A) an acrylic resin, (B) a multifunctional nitrogen-containing heterocyclic compound represented by a specific chemical formula, (C) a latent curing agent, (D) a radical polymerization inhibitor, and (E) an anionic polymerization retarder. The resin composition preferably further includes (F) a compound having a glycidyl group, other than the acrylic resin.

The present invention relates to certain amine-functionalized polyarylsulfide polymers possessing an advantageous compromise of properties, i.e. a molecular weight such to ensure adequate mechanical properties, a sufficient amine functionalization for appropriate reactivity towards epoxies, and a melting point not exceeding about 260 C., for enabling reaction in the molten state in liquid epoxies during curing thereof; to a method for the manufacture thereof, and to the use thereof for coating applications.