| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a polyester resin vessel of high heat resistance, transparency and shock resistance which is easily molded, and favorably used as a beverage vessel for permitting high-temperature filling. <P>SOLUTION: This vessel is formed of copolymer polyester resin consisting of terephthalic acid as main di-carbonic acid composition, and 80-60 mol.% ethylene glycol and 20-40 mol.% spiro-glycol composition, and the volumetric rate of the change of the vessel is below 10% when the vessel is left in water at 85°C for 10 minutes. <P>COPYRIGHT: (C)2004,JPO</p> |
