优彩资源(002998.SZ)：取得多项授予发明专利权通知书

Core Viewpoint - Youcai Resources (002998.SZ) announced that its subsidiary, Jiangsu Hengze Composite Materials Technology Co., Ltd. (referred to as "Hengze Technology"), has received a notification from the National Intellectual Property Administration granting an invention patent [1] Group 1: Patent Details - The patent granted is for a method of preparing regenerated low-melting-point polyester, which does not require the prior separation of polyester from low-melting-point components in waste polyester [2] - The invention addresses the core challenge of recycling mixed polyester waste by allowing direct conversion into regenerated low-melting-point polyester [2] - Another patent involves a method for preparing regenerated low-melting-point copolyester, which enhances the bonding properties while reducing energy consumption and production costs, facilitating high-value recycling of waste PET [2]