Japan, Sept. 16 -- SEIKO EPSON CORP has got intellectual property rights for 'PET BOTTLE AND PET BOTTLE MANUFACTURING METHOD.' Other related details are as follows:
Application Number: JP,2021-054334
Category (FI): B29C49/02,B65D1/02
Stage: PROBLEM TO BE SOLVED: To provide a PET bottle having both barrier property and heat resistance and a manufacturing method for the same.SOLUTION: A PET bottle is mainly made of PET resin, and has a glass transition temperature of 64.5degC or higher, and a water permeability coefficient of 0.75x10-6 g/(day mm) or less. A PET bottle manufacturing method includes a first molding step for obtaining a preform whose main material is PET resin, a second molding step for obtaining a bottle-shaped molding by st...