Bottles comprising polyester compositions which comprise cyclobutanediol

Abstract

Described are bottles comprising polyester compositions comprising polyesters which comprise (a) a dicarboxylic acid component having terephthalic acid residues; optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues or ester residues thereof; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues.

1 . A water 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) 5 to less than 50 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and   ii) greater than 50 to 95 mole % of 1,4-cyclohexanedimethanol residues, and   (c) at least one branching agent in the amount of 0.01 to 5 mole percent;   
     wherein the total mole % of the dicarboxylic acid component is 100 mole %, and the total mole % of the glycol component is 100 mole %; and 
     wherein the inherent viscosity of the polyester is from 0.50 to less than 0.75 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 the polyester has a Tg of 85 to 120° C. 
   
   
       2 . The water bottle of  claim 1 , wherein the inherent viscosity of said polyester is from 0.60 to 0.75 dL/g. 
   
   
       3 . The water bottle of  claim 1 , wherein the inherent viscosity of said polyester is from greater than 0.65 to 0.75 dL/g. 
   
   
       4 . The water bottle of  claim 1 , wherein the inherent viscosity of said polyester is from 0.60 to 0.70 dL/g. 
   
   
       5 . The water bottle of  claim 1 , wherein the inherent viscosity of said polyester is from 0.60 to 0.68 dL/g. 
   
   
       6 . The water bottle of  claim 1 , wherein said polyester has a Tg of 100 to 120° C. 
   
   
       7 . The water bottle of  claim 1 , wherein said polyester has a Tg of 105 to 120° C. 
   
   
       8 . The water bottle of  claim 1 , wherein said polyester has a Tg of 110 to 120° C. 
   
   
       9 . The water bottle of  claim 1 , wherein the glycol component of said polyester comprises 20 to 40 mole % 2,2,4,4-tetramethyl-1,3-cyclobutanediol and 60 to 80 mole % 1,4-cyclohexanedimethanol. 
   
   
       10 . The water bottle of  claim 1 , wherein the glycol component of said polyester comprises 25 to 35 mole % 2,2,4,4-tetramethyl-1,3-cyclobutanediol and 65 to 75 mole % 1,4-cyclohexanedimethanol. 
   
   
       11 . The water bottle of  claim 1 , wherein the dicarboxylic acid component comprises 90 to 100 mole % of terephthalic acid residues. 
   
   
       12 . The water bottle of  claim 1 , wherein the dicarboxylic acid component comprises 95 to 100 mole % of terephthalic acid residues. 
   
   
       13 . The water bottle of  claim 1 , wherein said 2,2,4,4-tetramethyl-1,3-cyclobutanediol is a mixture comprising greater than 50 mole % of cis-2,2,4,4-tetramethyl-1,3-cyclobutanediol and less than 50 mole % of trans-2,2,4,4-tetramethyl-1,3-cyclobutanediol. 
   
   
       14 . The water bottle of  claim 1 , wherein said 2,2,4,4-tetramethyl-1,3-cyclobutanediol is a mixture comprising greater than 55 mole % of cis-2,2,4,4-tetramethyl-1,3-cyclobutanediol and less than 45 mole % of trans-2,2,4,4-tetramethyl-1,3-cyclobutanediol. 
   
   
       15 . The water bottle of  claim 1 , wherein said polyester composition comprises at least one polymer chosen from poly(etherimides), polyphenylene oxides, poly(phenylene oxide)/polystyrene blends, polystyrene resins, polyphenylene sulfides, polyphenylene sulfide/sulfones, poly(ester-carbonates), polysulfones; polysulfone ethers, and poly(ether-ketones). 
   
   
       16 . The water bottle of  claim 1 , wherein said polyester comprises at least one branching agent residue in an amount of 0.01 to 1 mole % based on the total weight of the polyester. 
   
   
       17 . The water bottle of  claim 1 , wherein said polyester comprises at least one branching agent residue in an amount of 0.1 to 0.7 mole % based on the total weight of the polyester. 
   
   
       18 . The water bottle of  claim 1 , wherein said polyester comprises at least one branching agent selected from trimellitic acid, trimellitic anhydride, pyromellitic dianhydride, trimethylolpropane, glycerol, pentaerythritol, citric acid, tartaric acid, 3-hydroxyglutaric acid and the like. 
   
   
       19 . The water bottle of  claim 1 , wherein said polyester comprises trimellitic anhydride. 
   
   
       20 . The water bottle of  claim 1  having a weight of from 200 to 800 grams. 
   
   
       21 . A water 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) 25 to 35 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 
 ii) 65 to 75 mole % of 1,4-cyclohexanedimethanol residues, and 
   (c) at least one branching agent in the amount of 0.1 to 7 mole percent;   
     wherein the total mole % of the dicarboxylic acid component is 100 mole %, and the total mole % of the glycol component is 100 mole %; and 
     wherein the inherent viscosity of the polyester is from 0.60 to 0.75 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 the polyester has a Tg of 100 to 125° C. 
   
   
       22 . A water bottle having a weight of from 200 to 800 grams 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) 25 to 35 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 
 ii) 65 to 75 mole % of 1,4-cyclohexanedimethanol residues, and 
   (c) at least one branching agent in the amount of 0.1 to 7 mole percent;   
     wherein the total mole % of the dicarboxylic acid component is 100 mole %, and the total mole % of the glycol component is 100 mole %; and 
     wherein the inherent viscosity of the polyester is from 0.60 to 0.75 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 the polyester has a Tg of 100 to 125° C. 
   
   
       22 . The water bottle of  claim 21 , wherein the inherent viscosity of said polyester is from greater than 0.65 to 0.75 dL/g. 
   
   
       23 . The water bottle of  claim 21 , wherein the inherent viscosity of said polyester is from 0.60 to 0.70 dL/g. 
   
   
       24 . The water bottle of  claim 21 , wherein the inherent viscosity of said polyester is from 0.60 to 0.68 dL/g. 
   
   
       25 . The water bottle of  claim 21 , wherein said polyester has a Tg of 100 to 120° C. 
   
   
       26 . The water bottle of  claim 21 , wherein said polyester has a Tg of 105 to 120° C. 
   
   
       27 . The water bottle of  claim 21 , wherein said polyester has a Tg of 110 to 120° C. 
   
   
       28 . The water bottle of  claim 1 , wherein the dicarboxylic acid component comprises 90 to 100 mole % of terephthalic acid residues. 
   
   
       29 . The water bottle of  claim 1 , wherein the dicarboxylic acid component comprises 95 to 100 mole % of terephthalic acid residues. 
   
   
       30 . The water bottle of  claim 1 , wherein said 2,2,4,4-tetramethyl-1,3-cyclobutanediol is a mixture comprising greater than 50 mole % of cis-2,2,4,4-tetramethyl-1,3-cyclobutanediol and less than 50 mole % of trans-2,2,4,4-tetramethyl-1,3-cyclobutanediol. 
   
   
       31 . The water bottle of  claim 1 , wherein said 2,2,4,4-tetramethyl-1,3-cyclobutanediol is a mixture comprising greater than 55 mole % of cis-2,2,4,4-tetramethyl-1,3-cyclobutanediol and less than 45 mole % of trans-2,2,4,4-tetramethyl-1,3-cyclobutanediol. 
   
   
       32 . The water bottle of  claim 1 , wherein said polyester composition comprises at least one polymer chosen from poly(etherimides), polyphenylene oxides, poly(phenylene oxide)/polystyrene blends, polystyrene resins, polyphenylene sulfides, polyphenylene sulfide/sulfones, poly(ester-carbonates), polysulfones; polysulfone ethers, and poly(ether-ketones). 
   
   
       33 . The water bottle of  claim 1 , wherein said polyester comprises at least one branching agent residue in an amount of 0.01 to 1 mole % based on the total weight of the polyester. 
   
   
       34 . The water bottle of  claim 1 , wherein said polyester comprises at least one branching agent residue in an amount of 0.1 to 0.7 mole % based on the total weight of the polyester. 
   
   
       35 . The water bottle of  claim 1 , wherein said polyester comprises at least one branching agent selected from trimellitic acid, trimellitic anhydride, pyromellitic dianhydride, trimethylolpropane, glycerol, pentaerythritol, citric acid, tartaric acid, 3-hydroxyglutaric acid and the like. 
   
   
       36 . The water bottle of  claim 1 , wherein said polyester comprises trimellitic anhydride.