Abstract: A polymer composition includes a poly(para-phenylene sulfide) (PPS), at least one poly(aryl ether sulfone) (PAES), and at least one alkali metal carbonate. Preferably, the polymer composition is free or substantially free of solvent. A method includes melt mixing a poly(para-phenylene sulfide) (PPS), at least one poly(aryl ether sulfone) (PAES), and at least one alkali metal carbonate.

Abstract: The invention pertains to a polymer composition possessing improved resistance towards degradation and discolouring phenomena induced by UV radiation, said composition comprising at least one aromatic sulfone polymer; at least one organic UV absorber and at least one basic compound selected from the group consisting of (i) basic oxides and hydroxides of divalent metals and (ii) salts of a weak acid, and to methods for its manufacture and to shaped articles obtained therefrom.

Abstract: The invention relates to a composition [composition (C)] comprising a poly(biphenyl ether sulfone) polymer [polymer (P)] and selected metal oxides in specific amounts. Composition (C) can be advantageously used for the manufacture of sterilizable shaped articles.

Abstract: A polymer composition includes at least two different polymers independently selected from a poly(aryl ether ketone) (PAEK), a poly(aryl ether sulfone) (PAES), a polyarylene sulfide (PAS) and a polyetherimide (PEI), and about 0.05 to about 2 wt. % of at least one alkali metal carbonate. Preferably, the polymer composition is free or substantially free of solvent. A method includes melt mixing at least two different polymers independently selected from a poly(aryl ether ketone) (PAEK), a poly(aryl ether sulfone) (PAES), a polyarylene sulfide (PAS) and a polyetherimide (PEI), and about 0.05 to about 2 wt. % of at least one alkali metal carbonate to form a compatibilized polymer composition.

Abstract: A composition [composition (C)] comprising: from 1 to 90% by weight (wt. %) of at least one a polyetherimide polymer [PEI polymer]; from 5 to 94 wt. % of at least one polyphenylsulfone polymer [PPSU polymer], from 5 to 75% wt. of at least one fibrous reinforcing filler, and optionally at least one additional ingredient (I) selected from the group consisting of (i) colorants, (ii) pigments, (iii) light stabilizers, (iv) heat stabilizers, (v) antioxidants, (vi) acid scavengers, (vii) processing aids, (viii) nucleating agents, (ix) internal lubricants and/or external lubricants, (x) flame retardants, (xi) smoke-suppressing agents, (x) anti-static agents, (xi) anti-blocking agents, and (xii) conductivity additives.

Abstract: A composition [composition (C)] comprising: from 1 to 90% by weight (wt. %) of at least one a polyetherimide polymer [PEI polymer], from 5 to 94 wt. % of at least one polyphenylsulfone polymer, [PPSU polymer], from 5 to 75% wt. of at least one fibrous reinforcing filler.

Abstract: Toughened poly(aryl ether sulfone)/poly(aryl ether ketone) blends. The present invention relates to polymer compositions including at least one poly(aryl ether sulfone) (PASS) polymer, at least one poly(aryletherketone) (PAEK) polymer, and at least one impact modifier (IM). The polymer composition may optionally include at least one aromatic polycarbonate (PC) and/or titanium dioxide (TiO2), The polymer composition is particularly suitable for use in mobile electronic devices.

Abstract: A polymer composition includes at least two different polymers independently selected from a poly(aryl ether ketone) (PAEK), a poly(aryl ether sulfone) (PAES), a polyarylene sulfide (PAS) and a polyetherimide (PEI), and about 0.05 to about 2 wt. % of at least one alkali metal carbonate. Preferably, the polymer composition is free or substantially free of solvent. A method includes melt mixing at least two different polymers independently selected from a poly(aryl ether ketone) (PAEK), a poly(aryl ether sulfone) (PAES), a polyarylene sulfide (PAS) and a polyetherimide (PEI), and about 0.05 to about 2 wt. % of at least one alkali metal carbonate to form a compatibilized polymer composition.

Abstract: A polymer composition includes a poly(para-phenylene sulfide)(PPS), at least one poly(aryl ether sulfone) (PAES), and at least one alkali metal carbonate. Preferably, the polymer composition is free or substantially free of solvent. A method includes melt mixing a poly(para-phenylene sulfide)(PPS), at least one poly(aryl ether sulfone) (PAES), and at least one alkali metal carbonate.

Abstract: A composition [composition (C)] including: a) an aromatic polycarbonate polymer [PC polymer (P1)]; b) a polaryletherketone polymer [PAEK polymer (P2) and c) an impact modifier [impact modifier (IM)] is herein disclosed. A method for the manufacture of composition (C) and the use of composition (C) for the manufacture of formed articles, in particular parts of electronic devices, more particularly parts of portable or mobile electronic devices are also herein disclosed. Composition (C) may exhibit the following combination of properties: —high impact resistance; —good aesthetic characteristics (colorability); and —high chemical resistance.

Abstract: The present invention relates to polymer compositions including at least one poly(aryl ether sulfone) (PAES) polymer, at least one poly(aryletherketone) (PAEK)polymer, and at least one impact modifier (IM). The polymer composition may optionally include at least one aromatic polycarbonate (PC) and/or titanium dioxide (TiO2). The polymer composition is particularly suitable for use in mobile electronic devices.

Abstract: The invention relates to a composition [composition (C)] comprising a poly(biphenyl ether sulfone) polymer [polymer (P)] and selected metal oxides in specific amounts. Composition (C) can be advantageously used for the manufacture of sterilizable shaped articles.

Abstract: The invention relates to polyamide composition comprising at least one polyamide featuring a melting temperature (Tm), at least one metal oxide selected from magnesium oxide, zinc oxide and calcium oxide, and titanium dioxide, said composition featuring an intrinsic melt viscosity of below 800 Pa·s as measured according to ASTM D3835-08 at a moisture content as measured according to ASTM D6869-03 in the range of 150-500 ppm at a shear rate of 400 s?1 and at a temperature ranging from [(Tm max)+10° C.] to [(Tm max)+20° C.] where (Tm max) is the highest of all melting temperatures (Tm). Invented compositions feature high reflectivity in the molded part with high retention of whiteness and reflectivity after heat aging. This unique combination of properties makes the compositions according to the invention most suitable for LED applications.

Abstract: The invention pertains to a polymer composition possessing improved resistance towards degradation and discolouring phenomena induced by UV radiation, said composition comprising at least one aromatic sulfone polymer; at least one organic UV absorber and at least one basic compound selected from the group consisting of (i) basic oxides and hydroxides of divalent metals and (ii) salts of a weak acid, and to methods for its manufacture and to shaped articles obtained therefrom.

Abstract: A composition [composition (C)] comprising: from 1 to 90% by weight (wt. %) of at least one a polyetherimide polymer; [PEI polymer, herein after]; from 5 to 94 wt. % of at least one polyphenylsulfone polymer, [PPSU polymer, herein after], from 5 to 75% wt. of at least one fibrous reinforcing filler.

Abstract: The invention relates to a polyamide comprising recurring units derived from terephthalic acid and 1,10-decanediamine wherein said polyamide has an intrinsic melt viscosity of below 140.0 Pa·s and to compositions made there from, featuring high reflectivity in the molded part with high retention of whiteness and reflectivity after heat aging. This unique combination of properties makes the compositions according to the invention most suitable for LED applications.

Abstract: The invention relates to polyamide composition comprising at least one polyamide featuring a melting temperature (Tm), at least one metal oxide selected from magnesium oxide, zinc oxide and calcium oxide, and titanium dioxide, said composition featuring an intrinsic melt viscosity of below 800 Pa·s as measured according to ASTM D3835-08 at a moisture content as measured according to ASTM D6869-03 in the range of 150-500 ppm at a shear rate of 400 s?1 and at a temperature ranging from [(Tm max) +10° C.] to [(Tm max)+20° C.] where (Tm max) is the highest of all melting temperatures(Tm). Invented compositions feature high reflectivity in the molded part with high retention of whiteness and reflectivity after heat aging. This unique combination of properties makes the compositions according to the invention most suitable for LED applications.

Abstract: Multilayer polymer structure comprising at least one couple of adjacent layers (L1-L2), characterized in that: layer (L1) comprises at least one polymer composition (C1) comprising at least one semi-crystalline polyphthalamide and at least one impact modifier (I1), and layer (L2) comprises at least one polymer composition (C2) comprising at least one functionalized polyolefin (FPO2), said functionalized polyolefin comprising functional groups chosen from carboxylic groups, their esters, their anhydrides and their salts. Process for manufacturing said multilayer structure, which comprises co-extruding polymer compositions (C1) and (C2) so as to obtain couple of adjacent layers (L1-L2). Shaped article comprising the invented multilayer structure and process for manufacturing the shaped article.

Abstract: Polyamide composition very well suited for the manufacture of LED devices comprising: (a) at least a polyamide comprising recurring units derived from at least one C6 and/or at least one C10 diamine and from at least one dicarboxylic acid of the formula HO—C(?O)—R—C(?O)—OH wherein R is a cycloaliphatic moiety; (b) at least a reinforcing filler, and (c) at least a white pigment selected from a group consisting of TiO2, ZnS2, ZnO and BaSO4.

Abstract: Method for making a hollow body comprising, as sole layer(s), at least one layer L1 consisting of a polyamide composition comprising an aromatic polyamide and an impact modifier, said method comprising extruding the polyamide composition through a die.