(19)
(11) EP 4 110 856 A1

(12)

(43) Date of publication:
04.01.2023 Bulletin 2023/01

(21) Application number: 21761728.1

(22) Date of filing: 18.02.2021
(51) International Patent Classification (IPC): 
C08H 8/00(2010.01)
C08G 18/32(2006.01)
 C07G 1/00(2011.01)
C08G 18/64(2006.01)
(52) Cooperative Patent Classification (CPC):
C08H 8/00; C08J 11/24; C08J 2301/02; C09J 175/04; C08G 2110/0025; C08G 18/6492; C08G 18/4081; C08G 18/7671; Y02W 30/62
(86) International application number:
PCT/PL2021/000009
(87) International publication number:
WO 2021/173018 (02.09.2021 Gazette 2021/35)
(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: 24.02.2020 PL 43300920

(71) Applicant: Politechnika Gdanska
80-233 Gdansk (PL)

(72) Inventors:
  • PISZCZYK, Lukasz
    80-180 Gdansk (PL)
  • KOSMELA, Paulina
    89-100 Naklo nad Notecia (PL)
  • HAPONIUK, Jozef
    80-344 Gdansk (PL)

(74) Representative: Pawlowska, Justyna 
Gdansk University of Technology ul. G. Narutowicza 11/12
80-233 Gdansk
80-233 Gdansk (PL)

   


(54) THE METHOD OF OBTAINING REACTIVE POLYOLS FROM WOOD-BASED WASTE, THE METHOD OF MANUFACTURING POLYURETHANE MATERIALS FROM THE OBTAINED REACTIVE POLYOLS AND REACTIVE POLYOLS OBTAINED FROM WOOD-BASED MATERIALS