公开(公告)号：US11999847B2

公开(公告)日：2024-06-04

申请号：US18320795

申请日：2023-05-19

Applicant: Ecovance Co. Ltd.

Inventor： Seong Dong Kim ,  Kyung Youn Kim ,  Hoon Kim ,  Jun Su Byeon ,  Hye Jin Kim

IPC: C08L67/02 ,  C08J3/28 ,  C08J5/18 ,  C08K3/014 ,  C08K5/11 ,  C08K5/1535

CPC classification number: C08L67/02 ,  C08J3/28 ,  C08J5/18 ,  C08K3/014 ,  C08K5/11 ,  C08K5/1535 ,  C08J2367/02 ,  C08L2201/06 ,  C08L2205/24

Abstract: An eco-friendly biodegradable molded article, including: a polyester resin including a diol, an aromatic dicarboxylic acid and an aliphatic dicarboxylic acid, wherein, when continuously irradiated with ultraviolet rays from a UVA 340 ultraviolet light lamp at an intensity of 0.75 W/m2, a tensile strength decrease rate from the beginning of the ultraviolet irradiation to 1 day ranges from 5% to 40%.