Abstract: A magnetic composition including a polyamide block- and polyether block-containing copolymer resin in which the magnetic particles are dispersed. Also, a process for preparing same and to the use of same for the manufacture of a magnet which can in particular be used for electronic or electrical applications (smartphone, tablet, etc.), for sports, automobiles or industry.

Abstract: The invention relates to a self-retardant copolyesteramide, characterised in that it is obtained by means of polycondensation of at least one polyamide monomer with at least one phosphorus-containing diol. The invention also relates to the use of such a copolyesteramide according to the invention for the manufacture of electrical and/or electrotechnical objects, tubes, cables, electrical safety objects, moulded objects, and/or objects obtained by 3D printing.

Abstract: The present invention relates a composition comprising a polyamide, a polymer having polyamide (PA) blocks and poly(tetramethylene ether) glycol (PTMG) blocks, a functionalized polyolefin, and a polyolefin, wherein the polymer (b) comprises at least 40% by weight of PTMG, with regard to the weight of the polymer (b). The present invention also relates to a method of making said composition, a kit for obtaining said composition, an article comprising or made from said composition, and a method of making said article.

Abstract: The invention relates to a multilayer structure comprising a textile layer comprising at least one polymer chosen from a polyamide and a copolymer containing polyamide blocks and polyether blocks, and combinations thereof; and a film comprising at least one copolymer containing polyamide blocks and polyether blocks, the polyether blocks comprising polyethylene glycol blocks, the polyethylene glycol blocks representing at least 40% by mass relative to the mass of the film; in which the film adheres to the textile layer via a copolyamide. The invention also relates to a process for manufacturing said multilayer structure, to a process for recycling said multilayer structure and also to an article comprising said multilayer structure.

Abstract: The present invention concerns the use of PCL in preparing a block copolymer comprising at least one rigid block and at least one flexible block, for enhancing the sebum resistance of said block copolymer. The present invention also provides a sebum-resistant block copolymer, characterized in that it comprises rigid blocks and flexible blocks comprising at least 50% by weight of PCL, based on the total weight of flexible blocks, which represents 100%; a process for synthesizing said copolymer; and also compositions and articles comprising a sebum-resistant copolymer of this kind.

Abstract: A copolyamide-based powder intended for forming a coating on a surface, having an inherent viscosity of greater than or equal to 0.8 (g/100 g)?1, in which the copolyamide has a melting point of less than or equal to 160° C. Also, the use of such a powder for coating a surface, the coating having an inherent viscosity of greater than or equal to 0.8 (g/100 g)?1, and also a process for coating a surface using such a powder.

Abstract: The invention relates to an elastic filament comprising a copolymer containing polyamide blocks and polyether blocks, —the polyamide blocks being chosen from PA 11, PA 12, PA 1010, PA 1012, PA 1014, the copolymer thereof and the mixture thereof, —the polyether blocks being blocks derived from polytetramethylene glycol having a weight-average molecular mass of between 500 and 3000 g/mol, —the enthalpy of fusion of the copolymer being between 15 and 50 J/g.

Abstract: A copolymer having amide structural elements and polyether structural elements and containing at least one structural element A, at least one structural element B and at least one structural element C, wherein: structural element A is an aliphatic amide repeat unit containing 10 or more carbon atoms, structural element B is an aliphatic amide repeat unit selected from a structural element obtained from at least one amino acid, a structural element obtained from at least one lactam, and a structural element X2.Y2, structural element B containing from 6 to 36 carbon atoms; structural element A being different from structural element B, structural element C is a repeat unit of the formula X3.Y3 obtained from the polycondensation of at least one polyethylene glycol diamine and/or at least one polypropylene glycol diamine designated X3 and having a molecular weight of between 200 and 1000 and a linear aliphatic dicarboxylic acid designated Y3.

Abstract: The present invention concerns a reinforcing material comprising at least one fibrous reinforcement associated on at least one of its faces with a thermoplastic porous layer, said thermoplastic porous layer(s) representing at most 10% of the total mass of the reinforcing material, preferably from 0.5 to 10% of the total mass of the reinforcing material, and more preferably from 2 to 6% of the total mass of the reinforcing material, characterized in that said thermoplastic porous layer or each of said thermoplastic porous layers present comprises a so-called reactive thermoplastic polymer or consists of one or more reactive thermoplastic polymers, a reactive thermoplastic polymer carrying —NH2 functions in an amount greater than 0.15 meq/g of reactive thermoplastic polymer and/or carrying —COOH functions in an amount greater than 0.20 meq/g of reactive thermoplastic polymer.

Abstract: The present invention relates to a copolymer having polyamide blocks and having polyether blocks comprising aromatic units, and to its use as antistatic additive. The present invention also relates to a transparent antistatic composition comprising at least one copolymer having polyamide blocks and having polyether blocks and a thermoplastic polymer matrix.

Abstract: The present invention relates to a magnetic composite material characterized in that it comprises: 4% to 30% by weight of a copolymer, 70% to 96% by weight of magnetic powder, 0% to 5% by weight of at least one coupling agent, 0% to 5% by weight of at least one additive, where the sum of the copolymer, the magnetic powder, the coupling agent and the additive is 100% by weight, said copolymer consisting of: at least one unit (A) chosen from a polyamide unit, at least one monocarboxylic acid unit (B), at least one diamine unit (C), at least one triamine unit (D), optionally at least one polyetheramide unit (E), where the sum of the constituents A, B, C, D and E is 100% by weight relative to the total weight of the copolymer.

Abstract: The present invention relates to a non-crosslinked block copolymer foam composition, characterised in that it is in the form of a polymer matrix comprising closed cells containing gas, said matrix comprising: from 90 to 99.9% by weight of said block copolymer; and from 0.01 to 10% by weight of metal carbonate, for the total weight of the foam composition. The present invention also relates to a foamable composition and a method for manufacturing said foam, as well as the use of the foam in sports shoe soles, balloons or balls, gloves, personal protection equipment, rail soles, automobile parts, construction parts, electrical and electronic equipment parts, audio equipment, sound- and/or heat-proofing, and parts used to damp vibrations.

Abstract: The invention relates to a multilayer structure comprising a textile layer comprising at least one polymer chosen from a polyamide and a copolymer containing polyamide blocks and polyether blocks, and combinations thereof; and a film comprising at least one copolymer containing polyamide blocks and polyether blocks, the polyether blocks comprising polyethylene glycol blocks, the polyethylene glycol blocks representing at least 40% by mass relative to the mass of the film; in which the film adheres to the textile layer via a copolyamide. The invention also relates to a process for manufacturing said multilayer structure, to a process for recycling said multilayer structure and also to an article comprising said multilayer structure.

Abstract: A magnetic composition including a polyamide block- and polyether block-containing copolymer resin in which the magnetic particles are dispersed. Also, a process for preparing same and to the use of same for the manufacture of a magnet which can in particular be used for electronic or electrical applications (smartphone, tablet, etc.), for sports, automobiles or industry.

Abstract: A composition including a copolymer containing polyamide blocks and polyether blocks including at least one carboxylic acid chain end having reacted with an epoxide function, the process for preparing same, and also the use thereof. A foam formed from this composition, the process for preparing same, and the use thereof.

Abstract: The present invention relates to a copolymer having polyamide blocks and having polyether blocks (PEBA) which can be used for the manufacture of an article, preferably a foamed article. The invention also relates to expanded particles prepared from said copolymer and to the manufacture of a foamed article from said expanded particles.

Abstract: The present invention relates to a non-crosslinked block copolymer foam composition, characterised in that it is in the form of a polymer matrix comprising closed cells containing gas, said matrix comprising: from 90 to 99.9% by weight of said block copolymer; and from 0.01 to 10% by weight of metal carbonate, for the total weight of the foam composition. The present invention also relates to a foamable composition and a method for manufacturing said foam, as well as the use of the foam in sports shoe soles, balloons or balls, gloves, personal protection equipment, rail soles, automobile parts, construction parts, electrical and electronic equipment parts, audio equipment, sound- and/or heat-proofing, and parts used to damp vibrations.

Abstract: The use, for seamless textile assembly by printing, of a copolyamide including: a) at least one hard segment obtained by polycondensation of at least one of the following: (i) an ?,?-aminocarboxylic acid; (ii) a lactam; and/or (iii) an aliphatic diacid with 6 to 22 carbon atoms and at least one aliphatic diamine with 2 to 14 carbon atoms, and, optionally, b) at least one soft segment obtained by polycondensation of at least one diacid with 4 to 44 carbon atoms with at least one diamine chosen from diamines with 2 to 44 carbon atoms and polyoxyalkylene diamines, the copolyamide having a melting temperature Tm above 80° C. and below 210° C. and a viscosity at 170° C., as measured according to standard ASTM D3236-88 (2009), using a Brookfield rheometer with SC 4-27 spindle, of between 5 Pa·s and 100-200 Pa·s.

Abstract: The invention relates to a block copolymer comprising at least one rigid polyamide block and at least one flexible block, characterized in that the flexible block has an NH2/OH ratio of concentrations of amine chain ends to alcohol chain ends which is within the range from 30 to 150, said concentrations being measured by 1H NMR (TFanh./CD2Cl23). The invention also relates to the use of a flexible block for manufacturing a copolymer containing polyamide blocks and flexible blocks that is both hydrolysis-resistant and CO2-permeable, with a permeability to CO2 of at least 10 000 cm3/m2/24 h/atm for a 25 ?m film of said copolymer, characterized in that said flexible block has a ratio of amine chain ends to acid chain ends which is within the range from 30 to 150.

Abstract: The present invention relates to a combination of polymers comprising: at least one thermoplastic elastomer comprising at least 10% by mass of ester flexible blocks relative to the total mass of the thermoplastic elastomer, and at least one fluoropolymer comprising a vinylidene fluoride homopolymer or copolymer.