|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||428/035.7 ; 528/275 ; 528/277 ; 528/280 ; 528/283 ; 528/286 ; 528/298 ; 528/302 ; 528/308 ; 528/308.6 ; 524/706 ; 524/710 ; 524/777 ; 524/783 ; 524/785 ; 524/788|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 7 인용 특허 : 3|
The above polyester container is excellent in gas barrier property, ultraviolet light screening property, hot water resistance, hue and transparency, is not whitened and has a small content of aldehyde.
[ What is claimed is:] [1.] A container formed from a copolyester composition which comprises a copolyester containing 80 to 95 mol % of terephthalic acid and 20 to 5 mol % of 2,6-naphthalenedicarboxylic acid as acid components and ethylene glycol as a glycol component, wherein catalyst metal components are contained in the copolyester in such amounts that satisfy the following expressions (1) to (4) based on the total of the whole acid component: EQU 0.1