(19)
(11) EP 4 681 233 A1

(12)

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

(21) Application number: 23927874.0

(22) Date of filing: 17.03.2023
(51) International Patent Classification (IPC): 
H01B 1/22(2006.01)
H01B 13/00(2006.01)
(52) Cooperative Patent Classification (CPC):
H01B 1/22; H10F 77/211
(86) International application number:
PCT/CN2023/082107
(87) International publication number:
WO 2024/192555 (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:
KH MA MD TN

(71) Applicant: Eastman Chemical (China) Co., Ltd.
Shanghai 201210 (CN)

(72) Inventors:
  • LI, Yanfei
    Kingsport Tennessee 37660 (US)
  • WU, Juanjuan
    Shanghai 201210 (CN)
  • MARSH, Stacey James
    Kingsport Tennessee 37660 (US)
  • FENG, Linqian
    Kingsport Tennessee 37660 (US)
  • HU, Jun
    Kingsport Tennessee 37660 (US)

(74) Representative: Ricker, Mathias 
Wallinger Ricker Schlotter Tostmann Patent- und Rechtsanwälte Partnerschaft mbB Zweibrückenstraße 5-7
80331 München
80331 München (DE)

   


(54) CONDUCTIVE PASTE COMPOSITIONS