(19)
(11) EP 4 581 199 A2

(12)

(88) Date of publication A3:
29.08.2024

(43) Date of publication:
09.07.2025 Bulletin 2025/28

(21) Application number: 23790226.7

(22) Date of filing: 24.08.2023
(51) International Patent Classification (IPC): 
D01D 5/00(2006.01)
D01D 5/12(2006.01)
 D01D 13/02(2006.01)
(52) Cooperative Patent Classification (CPC):
D01D 5/0069; D01D 5/0061; D01D 5/0076; D01D 13/02; D01D 5/12; D01D 5/0092
(86) International application number:
PCT/CZ2023/050054
(87) International publication number:
WO 2024/046515 (07.03.2024 Gazette 2024/10)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 02.09.2022 CZ 20220370

(71) Applicant: Technicka Univerzita v Liberci
46001 Liberec 1 (CZ)

(72) Inventors:
  • BERAN, Jaroslav
    463 11 Liberec, Liberec XXX-Vratislavice Nad Nisou (CZ)
  • VALTERA, Jan
    460 01 Liberec, Liberec I-Stare Mesto (CZ)
  • SKRIVANEK, Josef
    464 01 Frydlant, Vetrov (CZ)
  • BATKA, Ondrej
    460 01 Liberec 1 (CZ)
  • BILEK, Martin
    460 15 Liberec, Liberec XV-Stary Harcov (CZ)
  • FRIEDRICH, Ondrej
    468 01 Marsovice 139 (CZ)
  • LUKAS, David
    460 06 Liberec, Liberec VI-Rochlice (CZ)
  • KUZELOVA KOSTAKOVA, Eva
    511 01 Turnov (CZ)
  • JENCOVA, Vera
    463 43 Prosec pod Jestedem (CZ)
  • HEDVICAKOVA, Vera
    460 06 Liberec, Liberec VI-Rochlice (CZ)
  • LISNENKO, Maxim
    Taganrog, 347942 (RU)
  • STRNADOVA, Katerina
    460 01 Liberec 1 (CZ)

(74) Representative: Musil, Dobroslav 
Dobroslav Musil a partneri s.r.o. Zabrdovicka 11
615 00 Brno
615 00 Brno (CZ)

   


(54) METHOD OF PRODUCING A LINEAR NANOFIBROUS STRUCTURE IN AN ALTERNATING ELECTRIC CURRENT (AC) ELECTRIC FIELD FROM A POLYMER SOLUTION OR POLYMER MELT AND A DEVICE FOR PERFORMING THE METHOD