| abstract |
FIELD: materials. n SUBSTANCE: invention relates to a PVC-free multiple layer surface covering, comprising at least one layer of a thermoplastic composition, wherein the thermoplastic composition comprising a polymer-based matrix representing 100 parts in weight and comprising one or more olefin-based polymer(s) and one or more anhydride copolymer(s), said one or more anhydride copolymer(s) representing between 5 and 40 parts in weight of the polymer-based matrix, one or more filler(s) representing in weight at least 100 parts per 100 parts of said polymer-based matrix, one or more basic or amphoteric metal oxide(s) representing between 5 and 40 parts in weight per 100 parts of said polymer-based matrix. n EFFECT: technical result is providing multiple layer surface covering having improved residual indentation. n 9 cl, 8 tbl, 31 ex |