Global Patent Index - EP 1708803 A2

EP 1708803 A2 20061011 - USE OF STRUCTURED WATER-SOLUBLE POLYMERS OBTAINED BY CONTROLLED RADICAL POLYMERIZATION AS A DISPERSANT AND AGENT FOR ASSISTING IN THE GRINDING OF MINERAL MATERIALS

Title (en)

USE OF STRUCTURED WATER-SOLUBLE POLYMERS OBTAINED BY CONTROLLED RADICAL POLYMERIZATION AS A DISPERSANT AND AGENT FOR ASSISTING IN THE GRINDING OF MINERAL MATERIALS

Title (de)

VERWENDUNG VON DURCH KONTROLLIERTE RADIKALISCHE POLYMERISATION ERHALTENEN STRUKTURIERTEN WASSERLÖSLICHEN POLYMEREN ALS DISPERGIERMITTEL UND MAHLHILFSMITTEL FÜR MINERALMATERIALIEN

Title (fr)

UTILISATION DE POLYMERES HYDROSOLUBLES STRUCTURES OBTENUS PAR POLYMERISATION RADICALAIRE CONTROLEE COMME DISPERSANT ET AGENT D'AIDE AU BROYAGE DE MATIERES MINERALES

Publication

EP 1708803 A2 20061011 (FR)

Application

EP 04816460 A 20041222

Priority

  • FR 2004003330 W 20041222
  • FR 0315385 A 20031224

Abstract (en)

[origin: WO2005063371A2] The invention relates to the use, as a dispersant and/or agent for assisting in the grinding of pigments and/or mineral loads in aqueous suspension, of a water-soluble polymer having a controlled structure and obtained by a controlled radical polymerization process while using, as a polymerization initiator, a particular alkoxyamine.

IPC 8 full level

C09K 23/52 (2022.01); C07C 239/20 (2006.01); C07F 9/40 (2006.01); C08F 4/00 (2006.01); C09K 23/00 (2022.01)

CPC (source: EP US)

C07F 9/4006 (2013.01 - EP US); C08F 4/00 (2013.01 - EP US); C09K 23/00 (2022.01 - EP US); C09K 23/14 (2022.01 - EP US); C09K 23/16 (2022.01 - EP US)

Citation (search report)

See references of WO 2005063371A2

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK YU

DOCDB simple family (publication)

FR 2864455 A1 20050701; FR 2864455 B1 20060317; AR 047572 A1 20060125; CA 2548802 A1 20050714; EP 1708803 A2 20061011; TW 200602120 A 20060116; US 2007185258 A1 20070809; US 2011160348 A1 20110630; UY 28696 A1 20050729; WO 2005063371 A2 20050714; WO 2005063371 A3 20051013

DOCDB simple family (application)

FR 0315385 A 20031224; AR P040104807 A 20041220; CA 2548802 A 20041222; EP 04816460 A 20041222; FR 2004003330 W 20041222; TW 93140383 A 20041224; US 58414704 A 20041222; US 93868210 A 20101103; UY 28696 A 20041222