发明申请
US20060287481A1 Polyester compositions containing low amounts of cyclobutanediol and articles made therefrom 有权
含有少量环丁二醇的聚酯组合物和由其制成的制品

Polyester compositions containing low amounts of cyclobutanediol and articles made therefrom
摘要:
Described as one aspect of the invention are polyesters containing (a) a dicarboxylic acid component having from 70 to 100 mole % of terephthalic acid residues and up to 30 mole % of aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues; and (b) a glycol component having from 11 to 25 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, and 75 to 89 mole % of 1,4-cyclohexanedimethanol residues; wherein the total mole % of the dicarboxylic acid component is 100 mole %, and the total mole % of the glycol component is 100 mole %. The polyesters may be manufactured into articles.
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