Global Patent Index - EP 4355570 A1

EP 4355570 A1 20240424 - USE OF A LAMINATE FOR SHIELDING ELECTROMAGNETIC RADIATION

Title (en)

USE OF A LAMINATE FOR SHIELDING ELECTROMAGNETIC RADIATION

Title (de)

VERWENDUNG EINES LAMINATS ZUR ABSCHIRMUNG ELEKTROMAGNETISCHER STRAHLUNG

Title (fr)

UTILISATION D'UN STRATIFIÉ POUR PROTÉGER CONTRE UN RAYONNEMENT ÉLECTROMAGNÉTIQUE

Publication

EP 4355570 A1 20240424 (DE)

Application

EP 22729452 A 20220511

Priority

  • DE 102021115269 A 20210614
  • EP 2022062726 W 20220511

Abstract (en)

[origin: WO2022263063A1] The present invention relates to the use of a laminate comprising a) at least one metal foil, the metal foil having a thickness of 3 to 250 μm, and b) a sheet-like substrate, comprising a nonwoven having a ratio of ultimate tensile strength, determined according to ISO 9073-3: 1989(E), lengthwise to crosswise, of 1:2 bis 2:1, where the laminate has an ultimate tensile strength, determined lengthwise and/or crosswise, according to ISO 9073-3: 1989(E), in the range from 50 to 800 N/5cm and an elongation, determined lengthwise and/or crosswise, according to ISO 9073-3: 1989(E), of less than 30%, for shielding electromagnetic rays.

IPC 8 full level

B32B 7/025 (2019.01); B32B 3/26 (2006.01); B32B 5/02 (2006.01); B32B 7/022 (2019.01); B32B 15/14 (2006.01); B32B 15/20 (2006.01); B32B 27/12 (2006.01); H05K 9/00 (2006.01)

CPC (source: EP)

B32B 3/266 (2013.01); B32B 5/022 (2013.01); B32B 5/26 (2013.01); B32B 5/266 (2021.05); B32B 7/022 (2018.12); B32B 7/025 (2018.12); B32B 7/12 (2013.01); B32B 15/043 (2013.01); B32B 15/08 (2013.01); B32B 15/085 (2013.01); B32B 15/14 (2013.01); B32B 15/20 (2013.01); B32B 27/12 (2013.01); B32B 27/18 (2013.01); B32B 27/32 (2013.01); H05K 9/0084 (2013.01); B32B 2250/02 (2013.01); B32B 2250/03 (2013.01); B32B 2250/04 (2013.01); B32B 2250/05 (2013.01); B32B 2262/0276 (2013.01); B32B 2307/212 (2013.01); B32B 2307/54 (2013.01); B32B 2307/732 (2013.01); B32B 2457/00 (2013.01); B32B 2605/00 (2013.01)

Citation (search report)

See references of WO 2022263063A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

DE 102021115269 A1 20221215; EP 4355570 A1 20240424; WO 2022263063 A1 20221222

DOCDB simple family (application)

DE 102021115269 A 20210614; EP 2022062726 W 20220511; EP 22729452 A 20220511