Abstract: The invention relates to the use of a powder comprising at least one polyamide and at least one epoxy resin for producing an electrically insulating coating on a surface. The invention also relates to an electricity transmitting component at least partially covered with a coating that can be obtained by melting such a powder.

Abstract: The present invention relates to a process for preparing a powder composition based on polyamide(s) with an optimized yield. The process includes a step of recycling a composition based on a polyamide prepolymer having a lower Dv50, by polycondensation of a mixture comprising said composition and one or more monomers in the presence of water. The invention also relates to the powder composition obtained and to the use thereof, especially for coating metal substrates by fluidized bed dip-coating.

Abstract: The present invention relates to a self-adhesive powder composition comprising: at least one polyamide; at least one ethylene vinyl alcohol copolymer; at least one hydrophobic agent; and optionally at least one filler.

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 aqueous dispersion of polymer, based on structured polymer particles, said particles comprising a core polymer phase, based on a polymer P1 with Tg1 ranging from 60 to 120° C., a second polymer phase enveloping said core, based on a polymer P2 with a Tg2 ranging from ?60 to 40° C. and a third outer polymer phase (or shell) based on a polymer P3, with a Tg3 ranging from Tg2?5° C. to Tg2+5° C. and having an Mn not exceeding 150 000, with the weight contents of said polymers P1, P2 and P3 being, relative to the total weight of polymer (P1+P2+P3): P1 from 5% to 60%, P2 from 40% to 85%, P3 from 5% to 25% with the sum of said weight contents being 100%.

Abstract: The present invention relates to a self-adhesive powder composition comprising: at least one polyamide; at least one ethylene vinyl alcohol copolymer; at least one hydrophobic agent; and optionally at least one filler.

Abstract: The invention relates to a crosslinkable or non-crosslinkable aqueous dispersion of polymer, based on structured polymer particles, said particle comprising a core polymer phase, based on a polymer P1 with Tg1 ranging from 60 to 120° C., a second polymer phase enveloping said core, based on a polymer P2 with a Tg2 ranging from ?60 to 40° C. and a third outer polymer phase (or shell) based on a polymer P3, with a Tg3 greater than Tg2 not exceeding 120° C. and having a measured Mn of from 1000 to 150 000, with the weight contents of said polymers P1, P2 and P3 being relative to the total weight of polymer (P1+P2+P3): P1 from 5% to 60%, P2 from 40% to 85%, P3 from 5% to 25% with the sum of said weight contents being 100%.

Abstract: The present invention relates to the use of a polymer from the polymerization of 2-octyl acrylate of renewable origin and optionally at least one other monomer, as a binding agent in or for the production of a coating composition.

Abstract: The invention relates to a crosslinkable or non-crosslinkable aqueous dispersion of polymer, based on structured polymer particles, said particle comprising a core polymer phase, based on a polymer P1 with Tg1 ranging from 60 to 120° C., a second polymer phase enveloping said core, based on a polymer P2 with a Tg2 ranging from ?60 to 40° C. and a third outer polymer phase (or shell based on a polymer P3, with a Tg3 greater than Tg2 not exceeding 120° C. and having a measured Mn of from 1000 to 150 000, with the weight contents of said polymers P1, P2 and P3 being relative to the total weight of polymer (P1+P2+P3): P1 from 5% to 60%, P2 from 40% to 85%, P3 from 5% to 25% with the sum of said weight contents being 100%.

Abstract: The invention relates to an aqueous dispersion of polymer, based on structured polymer particles, said particles comprising a core polymer phase, based on a polymer P1 with Tg1 ranging from 60 to 120° C., a second polymer phase enveloping said core, based on a polymer P2 with a Tg2 ranging from ?60 to 40° C. and a third outer polymer phase (or shell) based on a polymer P3, with a Tg3 ranging from Tg2?5° C. to Tg2+5° C. and having an Mn not exceeding 150 000, with the weight contents of said polymers P1, P2 and P3 being, relative to the total weight of polymer (P1+P2+P3): P1 from 5% to 60%, P2 from 40% to 85%, P3 from 5% to 25% with the sum of said weight contents being 100%.

Abstract: The present invention relates to the use of a polymer from the polymerization of 2-octyl acrylate of renewable origin and optionally at least one other monomer, as a binding agent in or for the production of a coating composition.

Abstract: The present invention relates to an aqueous polymer dispersion, which includes hard/soft Shell structured particles, with the polymer phase of the core P1 having a glass transition temperature Tg1 from 60 to 120° C., the polymer phase of the shell P2 having a glass transition temperature Tg2 from ?20 to 40° C., the minimum film-formation temperature MFFT being from 0 to 50° C., with the phase P1 representing from 1.5 to 60% by weight, with respect to the total weight of P1+P2, the phase P1 including at least one monomer M1 having at least two copolymerizable ethylenic unsaturations and at least one ethylenically unsaturated monomer M2 having at least one carboxylic acid and/or anhydride functional group, the phase P2 being from 40 to 85% by weight of the total weight of P1+P2 and with said phase P2 including: at least one monomer M3 selected from the monomers having, in addition to the polymerizable ethylenic unsaturation, at least one group selected from acetoacetoxy, diacetone, methylol or alkoxysilane.

Abstract: The invention concerns an aqueous specific silica-based nanocomposite polymer dispersion, a method for preparing same, a coating composition, in particular protective, containing said dispersion, for applications requiring high anti-corrosive, anti-abrasive and chemical resistance performances. It concerns an aqueous nanocomposite polymer dispersion obtainable by an emulsion polymerization process of at least one monomer composition in the presence of at least one aqueous silica nanoparticle dispersion, said monomer composition being added at least in one step into the reactor already containing the aqueous silica nanoparticle dispersion, said aqueous silica nanoparticle dispersion having an anionic character and being stable in a pH range between 2 to 10, and said emulsion polymerization being performed in the presence of at least one organic initiator free of any ionic group and in the absence of any monomer or cationic dispersant.

Abstract: The invention concerns an aqueous specific silica-based nanocomposite polymer dispersion, a method for preparing same, a coating composition, in particular protective, containing said dispersion, for applications requiring high anti-corrosive, anti-abrasive and chemical resistance performances. It concerns an aqueous nanocomposite polymer dispersion obtainable by an emulsion polymerization process of at least one monomer composition in the presence of at least one aqueous silica nanoparticle dispersion, said monomer composition being added at least in one step into the reactor already containing the aqueous silica nanoparticle dispersion, said aqueous silica nanoparticle dispersion having an anionic character and being stable in a pH range between 2 to 10, and said emulsion polymerization being performed in the presence of at least one organic initiator free of any ionic group and in the absence of any monomer or cationic dispersant.