(19)

(11)

EP 3 983 583 A1

(12)

(43) Date of publication: 20.04.2022 Bulletin 2022/16 (21) Application number: 20823521.8 (22) Date of filing: 10.06.2020

(51) International Patent Classification (IPC):  D01F 13/02(2006.01) D01F 2/02(2006.01) C08L 1/02(2006.01) D21C 3/02(2006.01) C08B 16/00(2006.01) C08B 1/00(2006.01) D01D 5/06(2006.01) (52) Cooperative Patent Classification (CPC): C08B 16/00; C08L 1/02; D01D 5/06; D01F 2/02; D01F 13/02; C08L 1/24; C08J 5/18; C08B 15/06; C08L 1/08; D21C 5/00; D21C 5/02; C08J 2301/02; C08J 2301/24; C08J 2301/08; C08J 2300/30; Y02W 30/64; Y02P 70/62 (86) International application number: PCT/SE2020/050599 (87) International publication number: WO 2020/251463 (17.12.2020 Gazette 2020/51)

(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: 13.06.2019 SE 1950707 (71) Applicant: TreeToTextile AB 101 23 Stockholm (SE)	(72) Inventor: STIGSSON, Lars 237 34 BJÄRRED (SE) (74) Representative: AWA Sweden AB  Box 5117 200 71 Malmö 200 71 Malmö (SE)