(19)
(11) EP 4 816 489 A1

(12)

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

(21) Application number: 24789999.0

(22) Date of filing: 08.10.2024
(51) International Patent Classification (IPC): 
C09K 5/10(2006.01)
(52) Cooperative Patent Classification (CPC):
C09K 5/10
(86) International application number:
PCT/IB2024/059830
(87) International publication number:
WO 2025/114774 (05.06.2025 Gazette 2025/23)
(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: 27.11.2023 US 202363602914 P

(71) Applicant: 3M Innovative Properties Company
Saint Paul, Minnesota 55133-3427 (US)

(72) Inventors:
  • ATWATER, Bruce A.
    Saint Paul, Minnesota 55133-3427 (US)
  • KAWAMOTO, Ken
    Saint Paul, Minnesota 55133-3427 (US)
  • BRUZEK, Matthew J.
    Saint Paul, Minnesota 55133-3427 (US)

(74) Representative: Vossius & Partner Patentanwälte Rechtsanwälte mbB 
Siebertstraße 4
81675 München
81675 München (DE)

   


(54) HEAT-TRANSFER FLUID, APPARATUS, AND METHODS