(19)
(11) EP 2 895 530 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:
13.09.2017 Bulletin 2017/37

(45) Mention of the grant of the patent:
28.06.2017 Bulletin 2017/26

(21) Application number: 13837334.5

(22) Date of filing: 12.09.2013
(51) International Patent Classification (IPC): 
B01J 4/00(2006.01)
C08F 2/01(2006.01)
B01J 19/00(2006.01)
B01J 2/20(2006.01)
C08K 3/26(2006.01)
 C08J 3/075(2006.01)
C08F 6/00(2006.01)
B01J 19/18(2006.01)
C08F 8/12(2006.01)
B01J 4/02(2006.01)
(86) International application number:
PCT/US2013/059377
(87) International publication number:
WO 2014/043306 (20.03.2014 Gazette 2014/12)

(54)

PROCESS FOR PREPARING WATER SOLUBLE POLYMERS WITH NO INSOLUBLE GELS AND LOW LEVELS OF RESIDUAL MONOMERS

VERFAHREN ZUR HERSTELLUNG VON WASSERLÖSLICHEN POLYMEREN OHNE UNLÖSLICHE GELE UND MIT NIEDRIGEM GEHALT AN RESTMONOMEREN

PROCÉDÉ POUR PRÉPARER DES POLYMÈRES HYDROSOLUBLES SANS GELS INSOLUBLES ET AVEC DE FAIBLES TAUX DE MONOMÈRES RÉSIDUELS

(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

(30) Priority: 12.09.2012 US 201213611026

(43) Date of publication of application:
22.07.2015 Bulletin 2015/30

(73) Proprietor: Ecolab USA Inc.
St. Paul, MN 55102 (US)

(72) Inventors:
  • CRAMM, Jeffrey, R.
    Batavia, IL 60510 (US)
  • SIEDER, Theodore P.
    Illinois 60440 (US)
  • PATEL, Mayur
    Darien, IL 60561 (US)
  • HUANG, Cheng-Sung
    Naperville, IL 60565 (US)
  • SMITH, Stephen B.
    Oak Forest, IL 60452 (US)

(74) Representative: Godemeyer Blum Lenze Patentanwälte Partnerschaft mbB - werkpatent 
An den Gärten 7
51491 Overath
51491 Overath (DE)


(56) References cited: : 
EP-B1- 0 036 819
WO-A1-2006/007974
US-A- 3 709 641
US-A1- 2005 186 126
US-A1- 2011 124 828
 EP-B1- 0 677 537
CA-A- 929 309
US-A- 5 183 879
US-A1- 2008 085 974
   
       
    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).