(19)
(11) EP 4 473 043 A1

(12)

(43) Date of publication:
11.12.2024 Bulletin 2024/50

(21) Application number: 23702609.1

(22) Date of filing: 03.02.2023
(51) International Patent Classification (IPC): 
C08J 7/06(2006.01)
C09K 21/14(2006.01)
 C08J 7/12(2006.01)
(52) Cooperative Patent Classification (CPC):
C08J 7/065; C08J 7/12; C08J 2377/02; C09K 21/14
(86) International application number:
PCT/EP2023/052742
(87) International publication number:
WO 2023/148356 (10.08.2023 Gazette 2023/32)
(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

(30) Priority: 04.02.2022 FR 2201011

(71) Applicant: Commissariat à l'Energie Atomique et aux Energies Alternatives
75015 Paris (FR)

(72) Inventors:
  • DELMAS, Jérôme
    38054 GRENOBLE cedex 09 (FR)
  • AUGER, Aurélien
    38054 GRENOBLE cedex 09 (FR)

(74) Representative: Brevalex 
Tour Trinity 1 B Place de la Défense
92400 Courbevoie
92400 Courbevoie (FR)

   


(54) METHOD FOR CHEMICALLY MODIFYING A SPECIFIC POLYMERIC PART IN ORDER TO GIVE IT FLAME-RETARDANT PROPERTIES OR TO IMPROVE THE LATTER, INVOLVING A COVALENT REACTION WITH AT LEAST ONE SPECIFIC FLAME-RETARDANT COMPOUND