(19)

(11)

EP 3 994 203 A1

(12)

(43) Date of publication: 11.05.2022 Bulletin 2022/19 (21) Application number: 20750549.6 (22) Date of filing: 24.06.2020

(51) International Patent Classification (IPC):  C08J 5/24(2006.01) C08J 5/04(2006.01) (52) Cooperative Patent Classification (CPC): C08J 5/24; C08J 5/042; C08J 2363/04; C08J 2477/00; C08J 2481/06 (86) International application number: PCT/US2020/039294 (87) International publication number: WO 2021/003047 (07.01.2021 Gazette 2021/01)

(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: 03.07.2019 US 201916502277 (71) Applicant: Hexcel Corporation Dublin, CA 94568 (US)	(72) Inventor: WANG, Yen-Seine Dublin, California 94568 (US) (74) Representative: TLIP Limited  14 King Street Leeds LS1 2HL Leeds LS1 2HL (GB)