公开(公告)号：US20250051608A1

公开(公告)日：2025-02-13

申请号：US18627147

申请日：2024-04-04

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Myoung-Woon MOON ,  Seong Jin KIM ,  Young A LEE ,  CHAN YOUNG OH ,  Sang-Jin PARK

IPC: C09D179/04

Abstract: Provided is a polydopamine composite material according to the concept of the present invention, wherein the polydopamine composite material includes a substrate with first nano-protrusions formed on a surface thereof, and a polydopamine layer on the surface of the substrate. The polydopamine layer includes second nano-protrusions protruding in a direction perpendicular to the surface of the substrate.

公开(公告)号：US20240165586A1

公开(公告)日：2024-05-23

申请号：US18458009

申请日：2023-08-29

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Seong Jin KIM ,  Myoung-Woon MOON ,  Min Seong KANG ,  Seohyun CHO ,  Geunhyeok CHOI ,  Youngjin LEE ,  YOUNG A LEE ,  CHAN YOUNG OH

IPC: B01J20/28 ,  B01D15/02 ,  B01J20/24 ,  B01J20/26 ,  C02F1/28

CPC classification number: B01J20/28092 ,  B01D15/02 ,  B01J20/24 ,  B01J20/261 ,  B01J20/28023 ,  B01J20/28085 ,  C02F1/285 ,  C02F2103/007

Abstract: Provided is a microplastic recovery material according to an embodiment of the inventive concept including a porous structure including a first hierarchical pocket provided in an outer surface thereof, and a nano-protrusion provided on the outer surface. The first hierarchical pocket includes a first pocket and a second pocket that are connected to each other. The first pocket has a diameter of about 1 mm to about 5 mm. The second pocket has a diameter of about 1 μm to about 100 μm.