(19)
(11) EP 3 724 145 A1

(12)

(43) Date of publication:
21.10.2020 Bulletin 2020/43

(21) Application number: 18889139.4

(22) Date of filing: 16.11.2018
(51) International Patent Classification (IPC): 
C04B 28/00(2006.01)
C04B 18/08(2006.01)
C04B 20/00(2006.01)
C04B 22/12(2006.01)
 C04B 14/04(2006.01)
C04B 18/14(2006.01)
C04B 14/10(2006.01)
C04B 103/22(2006.01)
(86) International application number:
PCT/IB2018/059056
(87) International publication number:
WO 2019/116124 (20.06.2019 Gazette 2019/25)
(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: 15.12.2017 US 201762599068 P
25.07.2018 US 201862703295 P
22.08.2018 US 201862721021 P

(71) Applicant: THE CATHOLIC UNIVERSITY OF AMERICA
Washington, DC 20064 (US)

(72) Inventors:
  • GONG, Weiliang
    Rockville, Maryland 20850 (US)
  • XU, Hui
    Rockville, Maryland 20850 (US)
  • LUTZE, Werner
    Chevy Chase, Maryland 20815 (US)
  • PEGG, Ian L.
    Alexandria, Virginia 22310 (US)

(74) Representative: Octrooibureau Los en Stigter B.V. 
P.O. Box 20052
1000 HB Amsterdam
1000 HB Amsterdam (NL)

   


(54) CONTROL OF TIME OF SETTING OF GEOPOLYMER COMPOSITIONS CONTAINING HIGH-CA REACTIVE ALUMINOSILICATE MATERIALS