(19)
(11) EP 4 816 441 A1

(12)

(43) Date of publication:
07.10.2026 Bulletin 2026/41

(21) Application number: 24841441.9

(22) Date of filing: 27.12.2024
(51) International Patent Classification (IPC): 
C08G 59/50(2006.01)
 C08L 63/00(2006.01)
(52) Cooperative Patent Classification (CPC):
C08G 59/50; C08L 63/00
 
C-Sets:
C08L 63/00, C08L 33/12;
(86) International application number:
PCT/EP2024/088571
(87) International publication number:
WO 2025/153318 (24.07.2025 Gazette 2025/30)
(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: 17.01.2024 EP 24152284

(71) Applicant: Siemens Gamesa Renewable Energy A/S
7330 Brande (DK)

(72) Inventors:
  • HIERRO-OLABARRIA SALGADO, Francisco Javier
    01400 Llodio (ES)
  • STECHER, Harald
    9520 Skørping (DK)
  • JIANG, Dai-Hua
    8000 Aarhus C (DK)

(74) Representative: SGRE-Association 
Siemens Energy Global GmbH& Co. KG SE CD I IP Intellectual Property Siemenspromenade 9
91058 Erlangen
91058 Erlangen (DE)

   


(54) METHOD OF PRODUCING A WIND TURBINE BLADE, A RESPECTIVELY PRODUCED WIND TURBINE BLADE AND A RESIN COMPOSITION SUITABLE FOR USE IN THE PRODUCTION