Abstract:
An electroconductive, multilayered hollow molding comprising at least two or more thermoplastic resin layers, in which at least one layer is a layer (a) of a polyphenylene sulfide resin or a thermoplastic resin composition consisting essentially of a polyphenylene sulfide resin, at least one layer is a layer (b) of a thermoplastic resin except polyphenylene sulfide resins or a thermoplastic resin composition consisting essentially of a thermoplastic resin except polyphenylene sulfide resins, and at least one of those layers (a) and (b) and other layers is a layer of an electroconductive, thermoplastic resin composition indispensably comprising an electroconductive filler and/or an electroconductive polymer, and a thermoplastic resin.
Abstract:
Disclosed is a polyphenylene sulfide composition having excellent impact characteristics, melt flow characteristics and flexibility which comprises, as indispensable components, (A) a polyphenylene sulfide, (B) an epoxy group-containing olefinic polymer, and (C) at least one elastomer selected from ethylene/propylene copolymers, ethylene/butene copolymers, ethylene/propylene/diene copolymers, hydrogenated styrene/butadiene/styrene block copolymers, copolymers of ethylene with a monomer selected from acrylic acid, methacrylic acid and alkyl esters and metal salts thereof, and polyamide elastomers.
Abstract:
An electroconductive, multilayered hollow molding comprising at least two or more thermoplastic resin layers, in which at least one layer is a layer (a) of a polyphenylene sulfide resin or a thermoplastic resin composition consisting essentially of a polyphenylene sulfide resin, at least one layer is a layer (b) of a thermoplastic resin except polyphenylene sulfide resins or a thermoplastic resin composition consisting essentially of a thermoplastic resin except polyphenylene sulfide resins, and at least one of those layers (a) and (b) and other layers is a layer of an electroconductive, thermoplastic resin composition indispensably comprising an electroconductive filler and/or an electroconductive polymer, and a thermoplastic resin.
Abstract:
Multilayered moldings, which comprise a laminate structure of (A) a layer of a polyphenylene sulfide resin (hereinafter referred to as PPS resin) composition and (B) a layer of a thermoplastic resin except PPS resins and which are characterized in that the PPS resin composition constituting the layer (A) comprises (A1) 100 parts by weight of a PPS resin, (A2) from 1 to 80 parts by weight of a thermoplastic resin having at least one functional group selected from epoxy groups, acid anhydride groups, carboxyl group and its salts, and carboxylate groups, and (A3) from 5 to 80 parts by weight of a thermoplastic resin that is similar in kind to the thermoplastic resin constituting the layer (B), have good hot water resistance, antifreeze resistance, chemical resistance, heat resistance, abrasion resistance, gas permeation resistance and interlayer adhesion.
Abstract:
An electroconductive, multilayered hollow molding comprising at least two or more thermoplastic resin layers,in which at least one layer is a layer (a) of a polyphenylene sulfide resin or a thermoplastic resin composition consisting essentially of a polyphenylene sulfide resin, at least one layer is a layer (b) of a thermoplastic resin except polyphenylene sulfide resins or a thermoplastic resin composition consisting essentially of a thermoplastic resin except polyphenylene sulfide resins, and at least one of those layers (a) and (b) and other layers is a layer of an electroconductive, thermoplastic resin composition indispensably comprising an electroconductive filler and/or an electroconductive polymer, and a thermoplastic resin.
Abstract:
An electroconductive, multilayered hollow molding comprising at least two or more thermoplastic resin layers,in which at least one layer is a layer (a) of a polyphenylene sulfide resin or a thermoplastic resin composition consisting essentially of a polyphenylene sulfide resin, at least one layer is a layer (b) of a thermoplastic resin except polyphenylene sulfide resins or a thermoplastic resin composition consisting essentially of a thermoplastic resin except polyphenylene sulfide resins, and at least one of those layers (a) and (b) and other layers is a layer of an electroconductive, thermoplastic resin composition indispensably comprising an electroconductive filler and/or an electroconductive polymer, and a thermoplastic resin.
Abstract:
An electroconductive, multilayered hollow molding comprising at least two or more thermoplastic resin layers, in which at least one layer is a layer (a) of a polyphenylene sulfide resin or a thermoplastic resin composition consisting essentially of a polyphenylene sulfide resin, at least one layer is a layer (b) of a thermoplastic resin except polyphenylene sulfide resins or a thermoplastic resin composition consisting essentially of a thermoplastic resin except polyphenylene sulfide resins, and at least one of those layers (a) and (b) and other layers is a layer of an electroconductive, thermoplastic resin composition indispensably comprising an electroconductive filler and/or an electroconductive polymer, and a thermoplastic resin.
Abstract:
MULTILAYERED MOLDINGS, WHICH COMPRISE A LAMINATE STRUCTURE OF (A) A LAYER OF A POLYPHENYLENE SULFIDE RESIN (HEREINAFTER REFERRED TO AS PPS RESIN) COMPOSITION AND (B) A LAYER OF A THERMOPLASTIC RESIN EXCEPT PPS RESINS AND WHICH ARE CHARACTERIZED IN THAT THE PPS RESIN COMPOSITION CONSTITUTING THE LAYER (A) COMPRISES (A1) 100 PARTS BY WEIGHT OF A PPS RESIN, (A2) FROM 1 TO 80 PARTS BY WEIGHT OF A THERMOPLASTIC RESIN HAVING AT LEAST ONE FUNCTIONAL GROUP SELECTED FROM EPOXY GROUPS, ACID ANHYDRIDE GROUPS, CARBOXYL GROUP AND ITS SALTS, AND CARBOXYLATE GROUPS, AND (A3) FROM 5 TO 80 PARTS BY WEIGHT OF A THERMOPLASTIC RESIN THAT IS SIMILAR IN KIND TO THE THERMOPLASTIC RESIN CONSTITUTING THE LAYER (B), HAVE GOOD HOT WATER RESISTANCE, ANTIFREEZE RESISTANCE, CHEMICAL RESISTANCE, HEAT RESISTANCE, ABRASION RESISTANCE, GAS PERMEATION RESISTANCE AND INTERLATER ADHESION.
Abstract:
Disclosed is a polyphenylene sulfide composition having excellent impact characteristics, melt flow characteristics and flexibility which comprises, as indispensable components, (A) a polyphenylene sulfide, (B) an epoxy group-containing olefinic polymer, and (C) at least one elastomer selected from ethylene/propylene copolymers, ethylene/butene copolymers, ethylene/propylene/diene copolymers, hydrogenated styrene/butadiene/styrene block copolymers, copolymers of ethylene with a monomer selected from acrylic acid, methacrylic acid and alkyl esters and metal salts thereof, and polyamide elastomers.
Abstract:
Multi-layer moldings comprising (A) a layer made of a polyphenylene sulfide resin (hereinafter abbreviated to 'PPS resin') composition and (B) a layer made of thermoplastic resin other than the PPS resin which are laminated with each other, characterized in that the PPS resin composition forming the layer (A) is one comprising (A1) 100 parts by weight of a PPS resin, (A2) 1 to 80 parts by weight of a thermoplastic resin having at least one functional group selected among epoxy, acid anhydrides, carboxyl and salts thereof and carboxylate esters and (A3) 5 to 80 parts by weight of the same thermpolastic resin as that forming the layer (B). The moldings are excellent in resistance to hot water, antifreeze, chemicals, heat, wear and permeation of gases, and in tight adhesion between the layers.