(19)
(11) EP 3 545 016 A1

(12)

(43) Date of publication:
02.10.2019 Bulletin 2019/40

(21) Application number: 17803959.0

(22) Date of filing: 24.11.2017
(51) International Patent Classification (IPC): 
C08G 18/48(2006.01)
C08J 9/12(2006.01)
C08G 18/66(2006.01)
C08G 18/18(2006.01)
C08G 101/00(2006.01)
C08G 18/76(2006.01)
C08G 18/32(2006.01)
C08J 9/08(2006.01)
C08G 18/30(2006.01)
(86) International application number:
PCT/EP2017/080356
(87) International publication number:
WO 2018/096102 (31.05.2018 Gazette 2018/22)
(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:
MA MD

(30) Priority: 25.11.2016 JP 2016229553

(71) Applicant: Covestro Deutschland AG
51373 Leverkusen (DE)

(72) Inventors:
  • WADA, Hideki
    Kawanishi-city Hyogo-pref. 666-0026 (JP)
  • ODANI, Kei
    Tatsuno-city Hyogo prefecture 679-5161 (JP)
  • TANABE, Takayasu
    Osaka-city Osaka prefecture 540-0004 (JP)
  • YASUDA, Yukio
    Osaka city Osaka prefecture 545-0043 (JP)

(74) Representative: Levpat 
c/o Covestro AG Gebäude 4825
51365 Leverkusen
51365 Leverkusen (DE)

   


(54) A METHOD FOR PRODUCING AN OPEN CELL RIGID POLYURETHANE FOAM