Polycarbonate composition having reduced tendency to splay

Details Polycarbonate composition having reduced tendency to splay Polycarbonate composition having reduced tendency to splay

C - Chemistry, Metallurgy

08

K

C08K 5/15 (2006.01) C08K 5/00 (2006.01) C08K 5/1565 (2006.01) C08L 69/00 (2006.01)

Patent

CA 2370029

A transparent thermoplastic molding composition having good release properties is disclosed. The composition which contains no magnetic elements contains a polycarbonate resin and 0.01 to 0.3 percent by weight of a mold release agent. The agent is the product of a reaction of a compound represented by formula (I), where R1 denotes a C1-30-alkyl group, with at least one member selected from the group consisting of (i), where R2 and R3 independently denote C1-30- alkyl or an aryl group, and (ii), where n is 1-7.

L'invention concerne une composition de moulage thermoplastique transparente se caractérisant par ses propriétés de démoulage. Cette composition, qui ne contient pas d'éléments magnétiques, contient une résine de polycarbonate et 0,01 à 0,3 pour cent en poids d'un agent de démoulage. Cet agent est le produit de réaction d'un composé représenté par la formule (I), dans laquelle R¿1? indique un groupe alkyle C¿1-30?, avec au moins un élément sélectionné dans le groupe (i), dans lequel R¿2? et R¿3? indiquent indépendamment un groupe alkyle C¿1-30? ou un groupe aryle, et (ii), dans lequel n est 1-7.

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