(19)
(11) EP 4 680 795 A1

(12)

(43) Date of publication:
21.01.2026 Bulletin 2026/04

(21) Application number: 24711974.6

(22) Date of filing: 11.03.2024
(51) International Patent Classification (IPC): 
D04H 3/009(2012.01)
D04H 3/14(2012.01)
 B68G 11/03(2006.01)
(52) Cooperative Patent Classification (CPC):
D04H 3/14; D04H 3/009; B68G 11/03
(86) International application number:
PCT/EP2024/056307
(87) International publication number:
WO 2024/194048 (26.09.2024 Gazette 2024/39)
(84) Designated Contracting States:
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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
GE KH MA MD TN

(30) Priority: 17.03.2023 WO PCT/CN2023/082291

(71) Applicant: BASF SE
67056 Ludwigshafen am Rhein (DE)

(72) Inventors:
  • JIN, Hai Liang
    Shanghai 200137 (CN)
  • YAN, Hui Zhi
    Shanghai 200137 (CN)
  • WENG, Jun
    Shanghai 200137 (CN)

(74) Representative: Maiwald GmbH 
Elisenhof Elisenstraße 3
80335 München
80335 München (DE)

   


(54) 3D NETWORK STRUCTURE WITH HIGH RESILIENCE, SOFT TOUCH FEELING AND GOOD QUIETNESS AND METHOD OF PREPARING THE SAME