(19)
(11) EP 3 807 341 A1

(12)

(43) Date of publication:
21.04.2021 Bulletin 2021/16

(21) Application number: 20771614.3

(22) Date of filing: 03.08.2020
(51) International Patent Classification (IPC): 
C08H 8/00(2010.01)
C08L 97/02(2006.01)
C09J 199/00(2006.01)
 C08H 99/00(2010.01)
C08L 99/00(2006.01)
(86) International application number:
PCT/IB2020/057311
(87) International publication number:
WO 2021/024152 (11.02.2021 Gazette 2021/06)
(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 LV 190048

(71) Applicant: LATVIJAS VALSTS KOKSNES KIMIJAS INSTITUTS
1006 Riga (LV)

(72) Inventors:
  • RIZIKOVS, Janis
    LV-1039 Riga (LV)
  • PAZE, Aigars
    LV-1064 Riga (LV)
  • MAKARS, Raimonds
    LV-3895 Vadakste Vadakstes pag. Saldus nov. (LV)
  • TUPCIAUSKAS, Ramanas
    LV-2117 Saulkalne Salaspils pag. Salaspils nov. (LV)

(74) Representative: Kromanis, Artis 
Petersona patents - AAA Law, SIA Citadeles Street 12, 3rd floor
1010 Riga
1010 Riga (LV)

   


(54) A METHOD FOR OBTAINING THERMOREACTIVE BINDERS FOR A PRODUCTION OF WOOD COMPOSITE MATERIALS FROM BIRCH OUTER BARK