Arkema France

Alexandre Vermogen

Benoît Brule

Thibaut Montanari

Rosangela Pirri

Philippe Hajji

Vincent Ferreiro

Fabrice Montezin

Philippe Blondel

Estelle Meurice Pierrat

Kevin R Yocca

Aline Couffin

Sylvain Benet

Robert G Smith

Alain Wilhelm

Olivier Jeanne

The present invention relates to a composition comprising a compound with two polymerizable groups, a multistage polymer and a thermoplastic polymer its process of preparation and its use. In particular the present invention relates to a composition comprising a compound with two polymerizable groups, a multistage polymer in form of polymeric particles made by a multistage process and a (meth)acrylic polymer. More particularly the present invention relates to polymer composition comprising a compound with two polymerizable groups, polymeric particles made by a multistage process comprising at least two stages and a (meth)acrylic polymer, its method of preparation, its use for making impact modified polymer compositions, comprising thermosetting resins and compositions and articles comprising it.

Composition comprising a compound with two polymerizable groups, a multistage polymer and a thermoplastic polymer, its method of preparation, its use and article comprising it

The present invention relates to a polymeric composition comprising an impact modifier, a processing aid and a mineral filler and its process of preparation and its use. In particular the present invention relates to a polymeric composition comprising an impact modifier, a processing aid and a mineral filler and its use for thermoplastic polymers. More particularly the present invention relates to the process of preparation of polymeric composition comprising an impact modifier, a processing aid and a mineral filler and its use for the transformation and/or processing of thermoplastic polymers.

Polymer composition, its process of preparation and its use

The present invention concerns a multilayer tubular structure (MLT) intended for transporting fluids such as air, oil, water, a urea solution, a cooling liquid made from glycol, a transmission oil cooler (TOC), or an air conditioning liquid, or a fuel such as petrol, in particular bio-petrol, or diesel, in particular bio-diesel, comprising at least one layer (1) and at least one layer (2), said layer (1) comprising a composition comprising: -a) at least 50% by weight of at least one semi-aromatic polyamide of formula W/ZT, -b) at least 10% by weight, preferably at least 15%, of an impact modifier, -c) between 0 and 20% by weight of at least once plasticiser, -d) between 0 and 40% by weight of at least one additive, the sum of a) +b) +c) +d) being equal to 100%, said layer (2) comprising a composition comprising a') at least 50% by weight of at least one short-chain semi-crystalline polyamide referred to as (A), said short-chain aliphatic polyamide (A) being of formula X Y/Z, or formula V/Z, -b&#x2032;) between 0 and 15% of at least one impact modifier, -c&#x2032;) between 0 and 12% by weight of at least once plasticiser, -d&#x2032;) between 0 and 40% by weight of at least one additive, the sum a&#x2032;)+b&#x2032;)+c&#x2032;)+d&#x2032;) being equal to 100%.

Multilayer combining both good ageing properties and resistance to bursting in hot conditions, that can be used for high-temperature motor vehicle applications

The present invention relates to a polymeric composition comprising an impact modifier and a mineral filler and its process of preparation and its use. In particular, the present invention relates to a polymeric composition comprising an impact modifier and a mineral filler and its use for thermoplastic polymers. More particularly the present invention relates to the process of preparation of polymeric composition comprising an impact modifier and a mineral filler and its use for the impact modification of thermoplastic polymers.

Polymer composition comprising inorganic compound and polymeric impact modifier and a process for preparing the same

The present invention relates to a polymeric processing aid its composition and its process of preparation and its use. In particular, the present invention relates to a polymeric processing aid and its use for filled halogen containing thermoplastic polymers. More particularly, the present invention relates to a filled halogenated containing polymer composition with a polymeric processing aid, its composition and its process of preparation.

Polymer composition with filler, its method of preparation and use

An adhesive composition including predominantly one or two polyamide(s) having units chosen from: at least one unit denoted A with a mean number of carbon atoms per nitrogen atom, denoted CA, ranging from 4 to 8.5, advantageously from 4 to 7; at least one unit denoted B with a mean number of carbon atoms per nitrogen atom, denoted CB, ranging from 7 to 10, advantageously from 7.5 to 9.5; at least one unit denoted C with a mean number of carbon atoms per nitrogen atom, denoted CC, ranging from 9 to 18, advantageously from 10 to 18, and to the use thereof.

Adhesive composition and structure comprising at least one layer of said composition

An adhesive composition including predominantly one or two polyamide(s) having units chosen from: at least one unit denoted A having an average number of carbon atoms per nitrogen atom, denoted C, ranging from 4 to 8.5, advantageously from 4 to 7; at least one unit denoted B having an average number of carbon atoms per nitrogen atom, denoted C, ranging from 7 to 10, advantageously from 7.5 to 9.5; and at least one unit denoted C having an average number of carbon atoms per nitrogen atom, denoted C, ranging from 9 to 18, advantageously from 10 to 18, and to the use thereof.

The invention relates to a thermoplastic structure comprising at least one layer consisting of a composition comprising a copolyamide of formula X/10.T/Y, wherein: X represents either the residues of an aliphatic amino acid comprising between 8 and 18 carbon atoms, or a lactam, or the unit X.Xrepresenting the residues resulting from the condensation of an aliphatic diamine comprising between 6 and 18 carbon atoms and a (cyclo)aliphatic diacid comprising between 6 and 18 carbon atoms; 10.T represents the residues resulting from the condensation of a decanediamine and terephthalic acid; and Y represents the residues resulting from the condensation of an aliphatic diamine comprising between 9 and 14 carbon atoms and an aromatic diacid, Y being different from the unit 10.T; the molar proportion of 10.T units in the copolyamide being higher than 0%; the molar proportion of Y units in relation to the group of 10.T and Y units being between 0 and 30%; and the proportion of X units being between 0.4 and 0.8 mole for a mole of semi-aromatic units 10.T and Y.

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Soucieu en Jarrest, France

Alexandre Vermogen