(19)
(11) EP 4 004 093 A1

(12)

(43) Date of publication:
01.06.2022 Bulletin 2022/22

(21) Application number: 20740349.4

(22) Date of filing: 21.07.2020
(51) International Patent Classification (IPC): 
C08J 11/08(2006.01)
C08J 7/06(2006.01)
 D06P 5/13(2006.01)
(52) Cooperative Patent Classification (CPC):
D06P 5/13; D06P 5/131; C08J 2323/06; C08J 2467/04; C08J 2475/04; C08J 2453/00; C08J 2477/02; C08J 2477/06; C08J 2429/04; C08J 2423/08; C08J 2477/00; C08J 11/06; Y02W 30/62; D06P 5/132; D06P 1/81; D06P 1/90; D06P 1/92; D06P 5/134; D06P 5/158
(86) International application number:
PCT/EP2020/070573
(87) International publication number:
WO 2021/013842 (28.01.2021 Gazette 2021/04)
(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: 24.07.2019 EP 19188085
24.07.2019 EP 19188098

(71) Applicant: Smart Coloring GmbH
52074 Aachen (DE)

(72) Inventors:
  • VOS, Hendre
    52074 Aachen (DE)
  • ROBERTZ, Bernd
    52074 Aachen (DE)

(74) Representative: Michalski Hüttermann & Partner Patentanwälte mbB 
Kaistraße 16A
40221 Düsseldorf
40221 Düsseldorf (DE)

   


(54) METHOD FOR REVERSIBLE AND SELECTIVE DYEING OF A SYNTHETIC POLAR-POLYMER MATERIAL; DYED SYNTHETIC POLAR-POLYMER MATERIAL AND ARTICLE THEREOF