(19)
(11) EP 2 166 060 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:
21.09.2016 Bulletin 2016/38

(45) Mention of the grant of the patent:
10.08.2016 Bulletin 2016/32

(21) Application number: 08016641.6

(22) Date of filing: 22.09.2008
(51) International Patent Classification (IPC): 
C09K 8/588(2006.01)
C09K 8/035(2006.01)
C09K 8/72(2006.01)
C09K 8/54(2006.01)
 C09K 8/467(2006.01)
C09K 8/68(2006.01)
C09K 8/508(2006.01)
C10M 107/00(2006.01)

(54)

Stabilized aqueous polymer compositions

Stabilisierte wässrige Polymerzusammensetzungen

Compositions de polymère aqueux stabilisé

(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 MT NL NO PL PT RO SE SI SK TR

(43) Date of publication of application:
24.03.2010 Bulletin 2010/12

(73) Proprietor: TouGas Oilfield Solutions GmbH
60314 Frankfurt am Main (DE)

(72) Inventors:
  • Engelhardt, Friedrich
    60386 Frankfurt (DE)
  • Spielmann, Werner
    65779 Kelkheim (DE)
  • Bremer, Christian
    63628 Bad Soden-Salmünster (DE)
  • Obermüller, Anja
    63486 Bruchköbel (DE)
  • Christian, Joachim
    63322 Rödermark (DE)

(74) Representative: Mai, Dörr, Besier 
Patentanwälte Steuerberater/Wirtschaftsprüfer Postfach 4120
65031 Wiesbaden
65031 Wiesbaden (DE)


(56) References cited: : 
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US-A- 4 928 766
US-A1- 2005 148 475
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US-A1- 2003 092 581
US-A1- 2008 194 434
   
  • J. SENIOR, R. A. GUEST, W. E. WOOD: "Sulver Dyes" KIRK-OTHMER ENCYCLOPEDIA OF CHEMICAL TECHNOLOGY, [Online] 4 December 2000 (2000-12-04), pages 1-21, XP002517308 JOHN WILEY & SONS, Retrieved from the Internet: URL:http://mrw.interscience.wiley.com/emrw /9780471238966/kirk/article/sulfseni.a01/c urrent/pdf>
   
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).