| abstract |
The present invention relates to a composition containing the following at a total weight of 100:n n n 60 to 99.5% (preferably 70 to 93%) of at least one copolyamide of formula X / Y, Ar, wherein:n n n Y represents a residue of an aliphatic diamine having 8 to 20 carbon atoms,n n n Ar represents a residue of an aromatic dicarboxylic acid,n n n X represents an aminoundecanoic acid NH 2 — (CH 2 ) 10 —COOH, lactam-12, or a residue of the corresponding amino acid, or X is a unit Y, x, an aliphatic having from 8 to 20 carbon atoms with diamine Denotes a residue from the condensation of diacid (x), or X denotes a residue from the condensation of diamine and isophthalic acid, which is the unit Y, I,n n n 0.5-40% (preferably 7-30%) of at least one product selected from plasticizers, nanofillers, polyolefins, crosslinked polyolefins and additives.n n n Preferably, X / Y, Ar represents:n n n 11/10, T, which is produced by the condensation of aminoundecanoic acid, 1,10-decanediamine with terephthalic acid,n n n 12/12, T, which is produced by the condensation of lactam-12, 1,12-dodecanediamine with terephthalic acid,n n n 10,10 / 10, T, which is produced by the condensation of sebaic acid, 1,10-decanediamine with terephthalic acid,n n n 10, I / 10, T, which is produced by the condensation of isophthalic acid, 1,10-decanediamine with terephthalic acid. |