(19)
(11) EP 4 770 863 A2

(12)

(88) Date of publication A3:
24.04.2025

(43) Date of publication:
08.07.2026 Bulletin 2026/28

(21) Application number: 24776044.0

(22) Date of filing: 27.08.2024
(51) International Patent Classification (IPC): 
B32B 5/02(2006.01)
C08L 23/04(2006.01)
(52) Cooperative Patent Classification (CPC):
C08J 2323/06; C08J 11/12; B32B 5/022; B32B 5/02; C08L 23/04
(86) International application number:
PCT/US2024/043976
(87) International publication number:
WO 2025/049435 (06.03.2025 Gazette 2025/10)
(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: 28.08.2023 US 202363579105 P

(71) Applicant: Dow Global Technologies LLC
Midland, MI 48674 (US)

(72) Inventors:
  • CHAUDHARY, Amit K.
    Lake Jackson, Texas 77566 (US)
  • ZENG, Yongchao
    Lake Jackson, Texas 77566 (US)
  • GARG, Akanksha
    Lake Jackson, Texas 77566 (US)
  • WEVERS, Ronald
    4530 AA Terneuzen (NL)
  • BAWISKAR, Santosh S.
    Lake Jackson, Texas 77566 (US)
  • CHEN, Qi
    Lake Jackson, Texas 77566 (US)
  • KARJALA, Teresa P.
    Lake Jackson, Texas 77566 (US)

(74) Representative: Boult Wade Tennant LLP 
Salisbury Square House 8 Salisbury Square
London EC4Y 8AP
London EC4Y 8AP (GB)

   


(54) EXTRUSION VISBREAKING