| 摘要 |
Described are thermoformed films or sheets comprising polyester compositions comprising polyesters which comprise (a) a dicarboxylicacidcomponent having terephthalic acid or an ester thereof; optionally, an aromatic dicarboxylic acid or aliphatic dicarboxylic acid or esters thereof; 2,2,4,4-tetramethyl-1 ,3-cyclobutanediol; and 1 ,4- cyclohexanedimethanol. |
