abstract |
The present invention relates to biodegradable polyester foil comprising:n i) 80 to 95 weight %, based on the total weight of components i to ii, of a biodegradable polyester based on aliphatic and aromatic dicarboxylic acids and on an aliphatic dihydroxy compound; ii) 5 to 20 weight %, based on the total weight of components i to ii, of polyhydroxyalkanoate; iii) 10 to 25 weight %, based on the total weight of components i to vi, of calcium carbonate; iv) 3 to 15 weight %, based on the total weight of components i to vi, of talc; v) 0 to 30 weight %, based on the total weight of components i to vi, of polylactic acid and/or starch; vi) 0 to 2 weight %, based on the total weight of components i to vi, of 2-(4,6-bisbiphenyl-4-yl-1,3,5-triazine-2-yl)-5-(2-ethyl-(n)-hexyloxy)phenol;n nand to uses of these polyester foils, in particular for agricultural applications, such as mulch foils. |