ELECTROMAGNETIC WAVE SHIELDING MULTILAYERED FILM AND MANUFACTURING METHOD THEREFOR

Title:

ELECTROMAGNETIC WAVE SHIELDING MULTILAYERED FILM AND MANUFACTURING METHOD THEREFOR

Document Type and Number:

WIPO Patent Application WO/2024/096574

Kind Code:

A1

Abstract:

The present invention relates to an electromagnetic wave shielding multilayered film and a manufacturing method therefor. Specifically, the provided electromagnetic wave shielding multilayered film is formed from polyurethane comprising a conductive filler and comprises a porous polyurethane layer. The electromagnetic wave shielding multilayered film can exhibit excellent electromagnetic wave shielding efficiency while having the advantages of flexibility, chemical resistance and the like.

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Inventors:

AN KI SEOK (KR)
LEE SUN SOOK (KR)
JUNG HA KYUN (KR)
YIM SOON MIN (KR)
JI SEUL GI (KR)

Application Number:

PCT/KR2023/017268

Publication Date:

May 10, 2024

Filing Date:

November 01, 2023

Export Citation:

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Assignee:

KOREA RES INST CHEMICAL TECH (KR)

International Classes:

H05K9/00; B32B9/00; B32B27/08; B32B27/40

Foreign References:

KR20090028278A	2009-03-18
KR20190008006A	2019-01-23
JPH11220283A	1999-08-10
KR20220105186A	2022-07-27
KR20170069069A	2017-06-20

Attorney, Agent or Firm:

PLUS INTERNATIONAL IP LAW FIRM (KR)

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