Antistatic styrenic polymer composition

Details Antistatic styrenic polymer composition Antistatic styrenic polymer composition

C - Chemistry, Metallurgy

08

L

C08L 25/06 (2006.01) C08L 53/00 (2006.01) C08L 77/00 (2006.01)

Patent

CA 2474551

The invention relates to a composition comprising, for 100 parts by weight, 99-60 parts of a styrenic polymer (A), 1 - 40 parts of (B) + (C), (B) being a polyamide block and polyether block copolymer essentially comprising ethylene oxide patterns (C2H4-O)-, (C) being a compatibilizer chosen from block copolymers comprising at least one polymerized block comprising styrene and at elast one polymerized block comprising methyl methacrylate, (B)/(C) ranging from 2 to10.

La pr~sente invention concerne une composition comprenant pour 100 parties en poids 99 ~ 60 parties d'un polym~re styr~nique (A), 1 ~ 40 parties de (B)+(C), (B) ~tant un copolym~re ~ blocs polyamide et blocs polyether comprenant essentiellement des motifs oxyde d'~thyl~ne - (C2H4-O)-, (C) ~tant un compatibilisant choisi parmi les copolym~res ~ blocs comprenant au moins un bloc polym~ris~ comprenant du styr~ne et au moins un bloc polym~ris~ comprenant du m~thacrylate de m~thyle, (B)/(C) ~tant compris entre 2 et 10.

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