(19)
(11) EP 4 028 587 A1

(12)

(43) Date of publication:
20.07.2022 Bulletin 2022/29

(21) Application number: 20768440.8

(22) Date of filing: 26.08.2020
(51) International Patent Classification (IPC): 
D02G 3/02(2006.01)
D02G 3/04(2006.01)
(52) Cooperative Patent Classification (CPC):
D02G 3/02; D02G 3/04; D10B 2201/28
(86) International application number:
PCT/US2020/047862
(87) International publication number:
WO 2021/050266 (18.03.2021 Gazette 2021/11)
(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: 13.09.2019 US 201962899989 P

(71) Applicant: Eastman Chemical Company
Kingsport, TN 37660 (US)

(72) Inventors:
  • KANKALIYA, Rohit, Pravin
    Kingsport, TN 37664 (US)
  • DOUB, Chad, Spencer
    Kingsport, TN 37660 (US)
  • BREED, Ashley, Wayne
    Gray, TN 37615 (US)

(74) Representative: Ricker, Mathias 
Wallinger Ricker Schlotter Tostmann Patent- und Rechtsanwälte Partnerschaft mbB Zweibrückenstrasse 5-7
80331 München
80331 München (DE)

   


(54) IMPROVING PILLING RESISTANCE IN FABRICS USING CELLULOSE ACETATE STAPLE FIBERS