(19)
(11) EP 4 452 641 A1

(12)

(43) Date of publication:
30.10.2024 Bulletin 2024/44

(21) Application number: 22834520.3

(22) Date of filing: 07.12.2022
(51) International Patent Classification (IPC): 
B32B 27/32(2006.01)
 B32B 7/028(2019.01)
(52) Cooperative Patent Classification (CPC):
B32B 27/32; B32B 2250/03; B32B 2250/242; B32B 2250/40; B32B 2307/558; B32B 2307/5825; B32B 2307/72; B32B 2307/736; B32B 2307/581; B32B 2439/00; B32B 2270/00; B32B 2272/00; B32B 2553/00; B32B 7/028
(86) International application number:
PCT/EP2022/084726
(87) International publication number:
WO 2023/117419 (29.06.2023 Gazette 2023/26)
(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:
KH MA MD TN

(30) Priority: 23.12.2021 EP 21217241

(71) Applicant: Borealis AG
1020 Vienna (AT)

(72) Inventors:
  • MANDARD, Barbara
    3583 Beringen (BE)
  • BORAGNO, Luca
    4021 Linz (AT)
  • TRAN, Tuan Anh
    4021 Linz (AT)

(74) Representative: Kador & Partner Part mbB 
Corneliusstraße 15
80469 München
80469 München (DE)

   


(54) MULTI-LAYER FILM STRUCTURE COMPRISING MULTIMODAL ETHYLENE COPOLYMERS AND RECYCLED LDPE FOR COLLATION-SHRINK FILMS