(19)
(11) EP 4 384 581 A1

(12)

(43) Date of publication:
19.06.2024 Bulletin 2024/25

(21) Application number: 22854817.8

(22) Date of filing: 02.08.2022
(51) International Patent Classification (IPC): 
C09D 7/61(2018.01)
C09D 183/04(2006.01)
 C09D 5/00(2006.01)
C09K 3/18(2006.01)
(52) Cooperative Patent Classification (CPC):
C09D 7/61; C09D 183/04; C09D 5/1675; C08K 3/04; C08K 3/041; C08K 3/042; C08G 77/12; C08G 77/20
 
C-Sets:
  1. C09D 183/04, C08L 83/00, C08K 3/041;
  2. C09D 183/04, C08L 83/00, C08K 3/042;
(86) International application number:
PCT/CA2022/051173
(87) International publication number:
WO 2023/015374 (16.02.2023 Gazette 2023/07)
(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 MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 09.08.2021 US 202163230964 P

(71) Applicant: Zentek Ltd.
Guelph, ON N1G 5G5 (CA)

(72) Inventors:
  • MANAIGRE, Monique
    Ottawa, Ontario K1Y 2J3 (CA)
  • JORDAN, James
    Belleville, Ontario K8N 4Z1 (CA)
  • WOOD, Peter
    Sudbury, Ontario P3E 5N2 (CA)

(74) Representative: AWA Sweden AB 
Box 5117
200 71 Malmö
200 71 Malmö (SE)

   


(54) CARBON-BASED NANOMATERIAL-ENHANCED ELASTOMER COATING FOR PASSIVE ICE ACCRETION PREVENTION