(19)
(11) EP 2 379 630 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
01.04.2020 Bulletin 2020/14

(45) Mention of the grant of the patent:
19.02.2020 Bulletin 2020/08

(21) Application number: 10733772.7

(22) Date of filing: 15.01.2010
(51) International Patent Classification (IPC): 
C04B 7/52(2006.01)
C04B 24/26(2006.01)
 C04B 28/02(2006.01)
C04B 103/52(2006.01)
(86) International application number:
PCT/US2010/021149
(87) International publication number:
WO 2010/085425 (29.07.2010 Gazette 2010/30)

(54)

ROBUST POLYCARBOXYLATE CONTAINING ETHER LINKAGES FOR MILLING PREPARATION OF CEMENTITIOUS MATERIALS

ROBUSTES POLYCARBOXYLAT MIT ETHERVERBINDUNGEN ZUR MAHLUNG VON ZEMENTMATERIALIEN

POLYCARBOXYLATE ROBUSTE CONTENANT DES LIAISONS ÉTHER POUR UNE PRÉPARATION PAR BROYAGE DE MATIÈRES À BASE DE CIMENT

(84) Designated Contracting States:
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 SE SI SK SM TR

(30) Priority: 21.01.2009 US 146177 P
20.08.2009 US 235577 P

(43) Date of publication of application:
26.10.2011 Bulletin 2011/43

(73) Proprietors:
  • GCP Applied Technologies Inc.
    Cambridge, MA 02140 (US)
  • Nippon Shokubai Co., Ltd.
    Osaka 541-0043 (JP)
    Designated Contracting States:
    CY DE DK EE ES FI FR GB HR HU IS IT LT LU LV MC MK MT NO PL PT SE SI SM TR 

(72) Inventors:
  • CHEUNG, Josephine
    Lexington, MA 02421 (US)
  • SILVA, Denise
    Arlington, MA 02474 (US)
  • CHUN, Byong-Wa
    Rancho Palos Verdes, CA 90275 (US)
  • SATO, Masahiro
    Kashiwara-shi, Osaka 582-0026 (JP)

(74) Representative: J A Kemp LLP 
14 South Square Gray's Inn
London WC1R 5JJ
London WC1R 5JJ (GB)


(56) References cited: : 
WO-A1-2004/087602
JP-A- 2008 290 932
US-A1- 2002 005 149
 WO-A2-2007/063030
US-A- 5 736 600
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).