Abstract: A process for sulfonating at least one halobenzene with sulfur trioxide (SO3) comprising the following steps: Step 1. manufacturing a gaseous mixture [mixture (M)] comprising SO3 and at least one additional gas different from SO3 by oxidizing sulfur dioxide in the presence of at least one catalyst, wherein the SO3 content in mixture (M) is from 1 to 95% by volume, relative to the total volume of mixture (M); and step 2 contacting said mixture (M) with said at least one halobenzene.

Abstract: A process for the preparation of dihalodiphenylsulfones_such as 4,4?-dichlorodiphenyl sulfone or 4,4?-bis-(4-chlorophenylsulfonyl)biphenyl with high regioselectivity, at low temperature and in the absence of toxic reagents by reacting together at least one acid, at least one fluorinated anhydride and at least one halobenzene. The invented process is particularly suited for the manufacture of 4,4?-dichlorodiphenyl sulfone.

Abstract: A process comprising contacting a reaction product composition comprising a poly(arylene sulfide) composition and a polar organic compound, wherein the polar organic compound comprises greater than or equal to about 1 wt. % thiophenol, with a C4-C30 ?,?-unsaturated ketone, a C4-C30 ?,?-unsaturated ester, a C4-C30 ?,?-unsaturated amide, or any combination thereof, wherein after the contacting, the polar organic compound comprises less than about 1 wt. % thiophenol. A process comprising contacting a composition comprising a polar organic compound and greater than or equal to about 1 wt. % thiophenol with a C4-C30 ?,?-unsaturated ketone, a C4-C30 ?,?-unsaturated ester, a C4-C30 ?,?-unsaturated amide, or any combination thereof, to form a composition comprising the polar organic compound and less than about 1 wt. % thiophenol.

Abstract: The present invention relates to stain- or dye-resistant articles comprising a polymer composition (C) comprising: —at least one semi-aromatic polyamide comprising recurring units resulting from the condensation of terephthalic acid and at least one aliphatic diamine comprising more than 8 carbon atoms; —at least one filler; —from 0.1 to 35 wt. % of at least one white pigment, based on the total weight of the composition; wherein the color of said article has a lightness (L*) of at least 70 in the CIE 1976 (L*a*, b*) color space when measured according to ASTM E308-08.

Abstract: A chemical processing article comprising at least one part made of a poly(arylether sulfone) polymeric material comprising at least one poly(arylether sulfone) polymer, wherein said (t-PAES) polymer comprising more than 50% moles of recurring units (Rt) of formula (St): -E-Ar1—SO2—[Ar2-(T-Ar3)n-SO2]m—Ar4 wherein n and m, equal to or different from each other, are independently zero or an integer of 1 to 5, each of Ar1, Ar2, Ar3 and Ar4 equal to or different from each other and at each occurrence, is an aromatic moiety, T is a bond or a divalent group and E is of formula (Et) wherein each of R?, equal to or different from each other, is selected from the group consisting of halogen, alkyl, alkenyl, alkynyl, aryl, ether, thioether, carboxylic acid, ester, amide, imide, alkali or alkaline earth metal sulfonate, alkyl sulfonate, alkali or alkaline earth metal phosphonate, alkyl phosphonate, amine and quaternary ammonium; j? is zero or is an integer from 1 to 4.

Abstract: An oil and gas recovery article comprising at least one part made of a poly(arylether sulfone) polymeric material comprising at least one poly(arylether sulfone) polymer, wherein said (t-PAES) polymer comprising more than 50% moles of recurring units (Rt) of formula (St): -E-Ar1—SO2—[Ar2-(T-Ar3)n—SO2]m—Ar4 wherein n and m, equal to or different from each other, are independently zero or an integer of 1 to 5, each of Ar1, Ar2, Ar3 and Ar4 equal to or different from each other and at each occurrence, is an aromatic moiety, T is a bond or a divalent group and E is of formula (Et), wherein each of R?, equal to or different from each other, is selected from the group consisting of halogen, alkyl, alkenyl, alkynyl, aryl, ether, thioether, carboxylic acid, ester, amide, imide, alkali or alkaline earth metal sulfonate, alkyl sulfonate, alkali or alkaline earth metal phosphonate, alkyl phosphonate, amine and quaternary ammonium; j? is zero or is an integer from 1 to 4.

Abstract: Medical tubing (T), such as a guidewire, a stent, a catheter or a hollow needle, made of a kinked rigid-rod polyarylene exhibiting a outstanding characteristics including high torqueability, high pushability and high flexibility and which can be easily thin-wall extruded under especially harsh conditions.

Abstract: The present invention relates to stain- or dye-resistant articles comprising a polymer composition comprising at least one semi-aromatic polyamide comprising recurring units resulting from the condensation of terephthalic acid and at least one aliphatic diamine comprising more than 8 carbon atoms, at least one filler and from 0.1 to 35 wt. % of at least one white pigment, based on the total weight of the composition.

Abstract: A poly(arylether sulfone) polymer [(t-PAES) polymer, herein after], wherein more than 70% moles of the recurring units are recurring units (Rt) of formula (St): -E-Ar1—S02-[Ar2-(T-Ar3)n—SO2]m-Ar4— (formula St) wherein: n and m, equal to or different from each other, are independently zero or an integer of 1 to 5, each of Ar1, Ar2, Ar3 and Ar4 equal to or different from each other and at each occurrence, is an aromatic moiety, T is a bond or a divalent group optionally comprising one or more than one heteroatom; —E is of formula (Et), wherein each of R?, equal to or different from each other, is selected from the group consisting of halogen, alkyl, alkenyl, alkynyl, aryl, ether, thioether, carboxylic acid, ester, amide, imide, alkali or alkaline earth metal sulfonate, alkyl sulfonate, alkali or alkaline earth metal phosphonate, alkyl phosphonate, amine and quaternary ammonium; j? is zero or is an integer from 1 to 4, and said (t-PAES) polymer having a number average molecular weight (Mn) ranging from 41 000 to

Abstract: A poly(arylether sulfone) polymeric material comprising polymer molecules wherein more than 50% moles of the recurring units of said polymer molecules are recurring units (Rt), equal to or different from each other, complying with formula (St): -E-Ar1—S02-[Ar2-(T-Ar3)n-S02]m-Ar4— (formula St) wherein: n and m, equal to or different from each other, are independently zero or an integer of 1 to 5, each of Ar1, Ar2, Ar3 and Ar4 equal to or different from each other and at each occurrence, is an aromatic moiety, T is a bond or a divalent group optionally comprising one or more than one heteroatom—E is of formula (Et): wherein each of R?, equal to or different from each other, is selected from the group consisting of halogen, alkyl, alkenyl, alkynyl, aryl, ether, thioether, carboxylic acid, ester, amide, imide, alkali or alkaline earth metal sulfonate, alkyl sulfonate, alkali or alkaline earth metal phosphonate, alkyl phosphonate, amine and quaternary ammonium; j? is zero or is an integer from 1 to 4; and wherein

Abstract: A composition [composition (C), herein after] comprising from 30 to 95% by weight of at least one poly(arylether sulfone) polymer, wherein said polymer comprising more than 50% moles of recurring units (Rt) of formula (St): -E-Ar1—SO2—[Ar2-(T-Ar3)n—SO2]m—Ar4-(formula S) wherein n and m, equal to or different from each other, are independently zero or an integer of 1 to 5, each of Ar1, Ar2, Ar3 and Ar4 equal to or different from each other and at each occurrence, is an aromatic moiety, T is a bond or a divalent group optionally comprising one or more than one heteroatom;and E is of formula (Et): herein each of R?, equal to or different from each other, is selected from the group consisting of halogen, alkyl, alkenyl, alkynyl, aryl, ether, thioether, carboxylic acid, ester, amide, imide, alkali or alkaline earth metal sulfonate, alkyl sulfonate, alkali or alkaline earth metal phosphonate, alkyl phosphonate, amine and quaternary ammonium; j? is zero or is an integer from 1 to 4, from to 50% wt.

Abstract: A method for manufacturing a thermoformed a polyetherimide/poly(biphenyl ether sulfone) foam article which comprises following three steps: Step 1. preparing a polyetherimide (PEI)/poly(biphenyl ether sulfone) (P2) foamable composition [composition (FP)], wherein said composition (FP) comprises PEI in an amount ranging from 0.1% weight (% wt.) to 99.9% wt., based on the total weight of the PEI and the poly(biphenyl ether sulfone) (P2), Step 2. foaming the composition (FP) to yield a foamed (PEI)/poly(biphenyl ether sulfone) material [foam (P) material], and Step 3. molding said foam (P) material under the effect of heat and pressure to provide a thermoformed foamed article.

Abstract: A process for the manufacture of a haloaryl compound which comprises contacting a mixture of dihalodiarylsulfone isomers [mixture (M)] with sulfuric acid to provide a mixture of haloarylsulfonic acid isomers [mixture (M1)] and reacting mixture (M1) in the presence of water. The process is independent on the manufacturing process of mixture (M) and is advantageous in that the obtained haloaryl compound can be recycled to the first step of a dihalodiarylsulfone manufacturing process.

Abstract: A mobile electronic device comprising at least one part made of a polymer composition [composition (C), herein after] comprising at least one part made of a polymer composition [composition (C), herein after] comprising from at least one polyaryletherketone polymer [(PAEK) polymer], and at least one nitride (NI) of an element having an electronegativity (?) of from 1.3 to 2.5, as defined in <<Handbook of Chemistry and Physics>>, CRC Press, 64th edition, pages B-65 to B-158, based on the total weight of the composition (C).

Abstract: The invention relates to modified polyaryl ether polymers (PAEs) obtained by end-capping the polymers with a phenolic aminoacid, in particular with a bio-phenolic aminoacid such as L-tyrosine. The polymers of the present invention feature high thermal resistance and increased hydrophilicity. The present invention also relates to a method for the manufacture of those polymers, and their use in the manufacture of shaped articles including membranes.

Abstract: A prosthetic device comprising at least one part made of a polymer composition [composition (C), herein after] comprising at least one part made of a polymer composition [composition (C), herein after] comprising a polymer composition [composition (C)] comprising at least one polyaryletherketone polymer [(PAEK) polymer], and at least one nitride (NI) of an element having an electronegativity (c) of from 1.3 to 2.5, as defined in <<Handbook of Chemistry and Physics>>, CRC Press, 64th edition, pages B-65 to B-158.

Abstract: A process for the manufacturing of a poly(arylether sulfone)polymer comprising reacting in a solvent mixture comprisng a polar aprotic solvent and in the presence of an alkali metal carbonate, a monomer mixture which contains: at least one 1,4:3,6-dianhydrohexitol selected from the group consisting of isosorbide (1), isomannide (2) and isoidide (3); at least one dihaloaryl compound of formula (S): X—Ar1—SO2-[Ar2-(T-Ar3)n-SO2]m-Ar4—X wherein n and m, equal to or different from each other, are independently zero or an integer of 1 to 5; X and X?, equal to or different from each other, are halogens selected from F, Cl, Br, I; each of Ar1, Ar2, Ar3 and Ar4 equal to or different from each other and at each occurrence, is an aromatic moiety, T is a bond or a divalent group optionally comprising one or more than one heteroatom; optionally, at least one dihydroxyl compound different from the diol (AA); optionally, at least one dihaloaryl compound different from the dihalo (BB); and optionally, at least one hydroxyl-h

Abstract: A fastener comprising a polymer composition [composition (C)] comprising at least one polyaryletherketone polymer [(PAEK) polymer], and at least one nitride (NI) of an element having an electronegativity (c) of from 1.3 to 2.5, as listed in <<Handbook of Chemistry and Physics>>, CRC Press, 64th edition, pages B-65 to B-158, based on the total weight of the composition (C).

Abstract: A prosthetic device made of a first specific type of polyarylene, taken alone or in combination with a second specific type of polyarylene, featuring some unexpected advantages such as a very high strength and stiffness, good elongation properties, high chemical resistance, good biocompatibility as well as an outstanding impact resistance.

Abstract: Blend (B) comprising at least one polyarylene in a form other than fibers, and at least one poly(aryl ether ketone). Blend (T) comprising at least one polyarylene, at least one poly(aryl ether ketone) and at least one poly(aryl ether sulfone). Article or part of an article comprising the blend (B) or the blend (T).