(19)

(11)

EP 4 210 518 A1

(12)

(43) Date of publication: 19.07.2023 Bulletin 2023/29 (21) Application number: 21773616.4 (22) Date of filing: 10.09.2021

(51) International Patent Classification (IPC):  A24D 3/10(2006.01) A24D 3/14(2006.01) D04H 1/26(2012.01) D04H 1/4258(2012.01) D04H 1/587(2012.01) D04H 1/60(2006.01) A24D 3/02(2006.01) A24D 3/17(2020.01) D04H 1/425(2012.01) D04H 1/58(2012.01) D04H 1/4266(2012.01) (52) Cooperative Patent Classification (CPC): D04H 1/425; D04H 1/4258; D04H 1/4266; D04H 1/58; A24D 3/10; A24D 3/14; A24D 3/17; D04H 1/60; A24D 3/02 (86) International application number: PCT/EP2021/074955 (87) International publication number: WO 2022/053625 (17.03.2022 Gazette 2022/11)

(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: 11.09.2020 FR 2009247 (71) Applicant: SWM Luxembourg 5326 Contern (LU)	(72) Inventors: CHERKAS, Oxana 72700 SPAY (FR) RAVERDY-LAMBERT, Diane 72700 SPAY (FR) (74) Representative: Plasseraud IP  66, rue de la Chaussée d'Antin 75440 Paris Cedex 09 75440 Paris Cedex 09 (FR)