Multi-layer film composite having a polycarbonate layer

Details Multi-layer film composite having a polycarbonate layer Multi-layer film composite having a polycarbonate layer

B - Operations, Transporting

32

B

B32B 27/36 (2006.01) B32B 27/18 (2006.01) C08K 5/06 (2006.01) C08K 5/101 (2006.01) C08K 5/103 (2006.01) B32B 27/08 (2006.01) B42D 15/10 (2006.01)

Patent

CA 2751426

The invention relates to a multi-layer film composite having at least one layer made of polycarbonate or copolycarbonate, characterized in that the polycarbonate or copolycarbonate comprises at least one additive of the general formulas (1) to (8), R1 are selected independently of each other from the group made of C10-C25-alkyl, C10- C25- alkoxy, and C10-C25-alkyl-substituted aryl, R2 are selected independently of each other from the group of C10-C25-alkylcarbonyl or hydrogen, and R3 are selected independently of each other from the group of C10-C25-alkyl.

L'invention porte sur un composite en feuille multicouches, qui comprend au moins une couche de polycarbonate ou d'un copolycarbonate, caractérisé en ce que le polycarbonate ou le copolycarbonate contient au moins un additif des formules générales (1) à (8), les radicaux R1 sont choisis indépendamment les uns des autres dans le groupe consistant en les restes alkyle en C10-C25, alcoxy en C10-C25 et aryle à substitution alkyle en C10-C25, les radicaux R2 sont choisis indépendamment les uns des autres dans le groupe consistant en les restes (alkyl en C10-C25)carbonyle ou l'atome d'hydrogène, et les radicaux R3 sont choisis indépendamment les uns des autres dans le groupe des restes alkyle en C10-C25.

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