国家/地区 韩国（2）
IPC部 C（2）
IPC大类
IPC小类
IPC
发明人 PARK M（2）
公开年 2022（2）
申请年 2021（2） 
专利权人

Ink composition for security printing, and used in manufacture of security indicia, comprises dielectric matrix having hydroxyl group, graphene quantum dots dispersed in dielectric matrix, and graphene quantum dot composite having afterglow properties emitting phosphorescence at room temperature.

JEON S, PARK M, WOO J, PARK M S

Biodegradable composite resin composition used for forming molded product, comprises polybutylene adipate-co-terephthalate, modified starch, rice powder, natural plasticizers, and natural reinforcing agents comprising nanochitin and nanocellulose.

PARK J M, CHOISOONHO, PARK M