Containers comprising polyester compositions which comprise cyclobutanediol

A bottle comprising at least one polyester composition comprising at least one polyester which comprises:

• (a) a dicarboxylic acid component comprising:
• i) 70 to 100 mole % of terephthalic acid residues:
• ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms;
• and
• iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms;
• and
• (b) a glycol component comprising:
• i) 30 to 40 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues;
• and
• ii) 60 to 70 mole % of 1,4-cyclohexanedimethanol residues,
• (c) residues of at least one branching agent;
• wherein the total mole % of the dicarboxylic acid component is 100 mole %, and the total mole % of the glycol component is 100 mole %:
• wherein the inherent viscosity of said polyester is from 0.50 to 0.68 dL/g as determined in 60/40 (wt/wt)phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C.;
• and wherein said polyester has a Tg of 100 to 140° C.
• wherein said polyester has a notched Izod impact strength of at least 7.5 ft-lb/inch at 23° C. according to ASTM D256 with a 10-mil notch in a ⅛-inch thick bar;
• wherein the melt viscosity of said polyester is less than 10,000 poise as measured at 1 radian/second on a rotary melt rheometer at 290° C.;
• and
• wherein said polyester composition contains no polycarbonate.