Abstract: Disclosed herein are composite structures having improved heat aging and interlayer adhesion properties, processes for making them, and end use articles. The composite structures comprise a second component overmolded onto a first component and wherein the surface of the first and optionally of second component comprise a copper based heat stabilizer thereby providing superior bond strength between components compared to polyhydric alcohol based heat stabilizers.

Abstract: Disclosed are composite structures having improved heat aging, processes for making them, and end use articles. The composite structures comprise a polyamide matrix resin composition comprising copper based heat stabilizer; a fibrous material and a polyamide surface resin composition comprising surface heat stabilizer; wherein the surface heat stabilizer is different than the copper based heat stabilizer.

Abstract: An electrode (31c) for fuel cell comprises: a catalyst carrier (110) that is an electrically-conductive carrier (130) with a catalyst (120) supported thereon; a first electrolyte resin (141); and a second electrolyte resin (142). The first electrolyte resin has oxygen permeability of less than 2.2×10?14 mol/(m s Pa) in an environment having temperature of 80 degrees Celsius and relative humidity of 50%. The second electrolyte resin has oxygen permeability of not less than 2.2×10?14 mol/(m s Pa) in the environment having temperature of 80 degrees Celsius and relative humidity of 50%.

Abstract: Disclosed are overmolded polyamide composites structures and processes for their preparation. The disclosed overmolded composite structures comprise i) a first component having a surface, which surface has at least a portion made of a surface resin composition, and comprising a fibrous material, ii) a second component comprising an overmolding resin composition, adhered to said first component over at least a portion of the surface of said first component. The surface resin composition is selected from polyamide compositions comprising a blend of (A) one or more fully aliphatic polyamides selected from group (I) polyamides having a melting point of less than 230° C., and (B) one or more polyamides selected from group (II) polyamides having a melting point of at least 250° C., and wherein the matrix resin composition is selected from (B) or blends of (A) and (B).

Abstract: An electrode (31c) for fuel cell comprises: a catalyst carrier (110) that is an electrically-conductive carrier (130) with a catalyst (120) supported thereon; a first electrolyte resin (141); and a second electrolyte resin (142). the first electrolyte resin has oxygen permeability of less than 2.2×10?14 mol/(m s Pa) in an environment having temperature of 80 degrees Celsius and relative humidity of 50%. the second electrolyte resin has oxygen permeability of not less than 2.2×10?14 mol/(m s Pa) in the environment having temperature of 80 degrees Celsius and relative humidity of 50%.

Abstract: Metal coated organic polymer compositions are useful as vehicular transmission parts. Such parts may have lighter weight, and/or superior corrosion resistance, and/or be more easily fabricated than similar conventional transmission parts.

Abstract: Metal plated organic polymer compositions are useful as vehicular electronic and electrical housings. Such housings may have lighter weight, better strength and/or stiffer and may be more easily made than conventional housings.

Abstract: The present invention relates to the field of overmolded polyamide composites structures and processes for their preparation. The disclosed overmolded composite structures comprise a first component having a surface, which surface has at least a portion made of a surface polyamide resin composition, and having a fibrous material impregnated with a matrix resin composition, and comprise a second component comprising an overmolding resin composition. The second component is adhered to the first component over at least a portion of the surface of said first component. One of the overmolding resin composition and the surface polyamide resin composition is made of a polyamide composition comprising a blend of one or more semi-aromatic polyamides (A) and one or more fully aliphatic polyamides (B) and the other of the overmolding resin composition and the surface polyamide resin composition is made of one or more polyamides.

Abstract: This invention relates to a process for metal-coating a polyamide surface, to achieve metal-polyamide adhesion, and such metal-coated polyamide articles.

Abstract: Metal plated organic polymer compositions are useful as vehicular engine oil pans. Such oil pans may have lighter weight, and/or superior corrosion resistance, than conventional metal oil pans.

Abstract: Painted composite articles having good mechanical properties and smooth surface appearance comprising a reinforced thermoplastic polymeric components, a film, and a coating.

Abstract: Disclosed herein is a type of two-shot molded article, comprising a metallizable composition and a less-metallizable composition, that can be partially coated with metal, as well as methods of making the articles.

Abstract: Disclosed are composite structures, overmolded composites structures and processes for their preparation. The composite structures have a surface, where at least a portion is made of a surface polyamide resin composition, and comprise a fibrous material impregnated with a matrix resin composition. The matrix polyamide resin composition and the surface resin composition are polyamide compositions comprising a blend of (A) one or more aliphatic polyamides and (B) one or more polyamides.

Abstract: Disclosed herein are composite structures having improved heat aging and interlayer adhesion properties, processes for making them, and end use articles. The composite structures comprise a second component overmolded onto a first component and wherein the surface of the first and optionally of second component comprise a copper based heat stabilizer thereby providing superior bond strength between components compared to polyhydric alcohol based heat stabilizers.

Abstract: Disclosed herein are composite structures having improved heat aging, processes for making them, and end use articles. The composite structures comprise a polyamide matrix resin composition comprising a matrix heat stabilizer ; a fibrous material and a polyamide surface resin composition comprising copper based heat stabilizer; wherein: the matrix heat stabilizer is different than the copper based heat stabilizer; and wherein the fibrous material is impregnated with the polyamide matrix resin composition.

Abstract: Disclosed herein are polyamide composite structures and processes for their preparation. The disclosed composite structures comprise a surface, having at least a portion made of a surface resin composition, and comprise a fibrous material being impregnated with a matrix resin composition. The surface resin composition is selected from polyamide compositions comprising a blend of (A) fully aliphatic polyamides having a melting point of less than 230° C., and (B) fully aliphatic polyamides having a melting point of at least 250° C., and wherein the matrix resin composition is independently selected from (B) or blends of (A) and (B).

Abstract: Disclosed herein are composite structures, overmolded composites structures and processes for their preparation. The disclosed composite structures have a surface having at least a portion made of a surface resin composition, and comprise a fibrous material being impregnated with a matrix resin composition, wherein the matrix polyamide resin composition and the surface resin composition are selected from polyamide compositions comprising a blend of semi-aromatic polyamides.

Abstract: Disclosed are overmolded composites structures and processes for their preparation. The overmolded composite structures comprise i) a first component having a surface, having at least a portion made of a surface resin composition, and comprising a fibrous material impregnated with a matrix resin composition, ii) a second component comprising an overmolding resin composition, and adhered to said first component over at least a portion of the surface of said first component. The matrix resin composition and the surface resin composition are identical or different and are selected from polyamide compositions comprising a blend of (A) one or more fully aliphatic polyamides selected, and (B) one or more semiaromatic polyamides having a melting point of at least 280° C.

Abstract: Disclosed herein are overmolded composite structures and processes for their preparation. The disclosed overmolded composite structures comprise i) a first component having a surface, of which at least a portion made of a surface resin composition, and comprising a fibrous material being impregnated with a matrix resin composition, ii) a second component comprising an overmolding resin composition, wherein said second component is adhered to said first component over at least a portion of the surface of said first component, and wherein the matrix resin composition and the surface resin composition are identical or different polyamide compositions.

Abstract: Disclosed are overmolded polyamide composites structures and processes for their preparation. The disclosed overmolded composite structures comprise i) a first component having a surface, which surface has at least a portion made of a surface resin composition, and comprising a fibrous material, ii) a second component comprising an overmolding resin composition, adhered to said first component over at least a portion of the surface of said first component. The surface resin composition is selected from polyamide compositions comprising a blend of (A) one or more fully aliphatic polyamides selected from group (I) polyamides having a melting point of less than 230° C., and (B) one or more polyamides selected from group (II) polyamides having a melting point of at least 250° C., and wherein the matrix resin composition is selected from (B) or blends of (A) and (B).