(19)
(11) EP 1 390 318 A1

(12)

(43) Date of publication:
25.02.2004 Bulletin 2004/09

(21) Application number: 02724306.2

(22) Date of filing: 03.05.2002
(51) International Patent Classification (IPC)7: C04B 24/42, C04B 28/00
(86) International application number:
PCT/EP2002/004940
(87) International publication number:
WO 2002/090287 (14.11.2002 Gazette 2002/46)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 08.05.2001 GB 0111145

(71) Applicant: Construction Research & Technology GmbH
83308 Trostberg (DE)

(72) Inventors:
  • LANGDON, Michael
    Warrington,Greater Manchester WA3 6UN (GB)
  • JONES, Rowland, Arthur
    Merseyside,Greater Manchester L37 2LX (GB)

   


(54) WATERPROOFED CEMENTITIOUS COMPOSITIONS AND METHOD OF MAKING THE SAME