(19)
(11) EP 4 771 080 A1

(12)

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

(21) Application number: 24773251.4

(22) Date of filing: 30.08.2024
(51) International Patent Classification (IPC): 
C08J 3/12(2006.01)
C08L 79/08(2006.01)
C09D 5/03(2006.01)
 B29B 7/90(2006.01)
C08J 3/205(2006.01)
C08J 3/20(2006.01)
(52) Cooperative Patent Classification (CPC):
C08J 3/124; B29B 7/90; C08J 2379/08; C08L 79/08; C08J 2381/06; C08J 2371/00; C08J 2365/00; C08J 2365/02; C08J 3/205; C09D 5/033; C09J 179/08; C08K 2003/3045; C08K 2003/2227; C09D 127/18; B29B 9/12; B29B 9/14; B29K 2079/08; B29K 2081/06; B29K 2071/00
 
C-Sets:
  1. C09D 127/18, C08L 71/10, C08K 3/30;
  2. C08L 79/08, C08L 27/18, C08L 81/02, C08K 3/30, C08K 3/04;
  3. C09J 179/08, C08L 27/18, C08L 81/02, C08K 3/30, C08K 3/04;
  4. C09D 127/18, C08L 79/08, C08K 3/22;
  5. C09D 127/18, C08L 79/08, C08K 3/30;
(86) International application number:
PCT/US2024/044656
(87) International publication number:
WO 2025/049895 (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: 31.08.2023 JP 2023141274

(71) Applicants:
  • The Chemours Company FC, LLC
    Wilmington, Delaware 19801 (US)
  • Chemours-Mitsui Fluoroproducts Co., Ltd
    Tokyo 105-0001 (JP)

(72) Inventor:
  • LIU, Yuqing
    Shizuoka-Shi, Shizuoka 424-8631 (JP)

(74) Representative: Mewburn Ellis LLP 
Aurora Building Counterslip
Bristol BS1 6BX
Bristol BS1 6BX (GB)

   


(54) POWDER PARTICLES, POWDER PAINT COMPOSITION CONTAINING POWDER PARTICLES AND FLUORORESIN, AND MANUFACTURING METHODS THEREOF