Global Patent Index - EP 1161299 A1

EP 1161299 A1 20011212 - IMPROVEMENTS IN AND RELATING TO COMPLEXANTS

Title (en)

IMPROVEMENTS IN AND RELATING TO COMPLEXANTS

Title (de)

VERBESSERUNGEN ZU KOMPLEXBILDNERN

Title (fr)

AMELIORATIONS RELATIVES A DES AGENTS COMPLEXANTS

Publication

EP 1161299 A1 20011212 (EN)

Application

EP 00907874 A 20000315

Priority

  • GB 0000962 W 20000315
  • GB 9905867 A 19990316

Abstract (en)

[origin: WO0054881A1] The invention provides a complexant for complexing an anion, particularly, but not exclusively, a pertechnetate anion. The complexant has at least one cation binding site and, when said at least one cation binding site is occupied by a cation, at least one anion binding site. The invention also relates to the extraction of an anion from a liquid medium using the complexant.

IPC 1-7

B01J 45/00; C02F 1/68; C07D 323/00; G21F 9/04

IPC 8 full level

B01D 11/04 (2006.01); B01J 45/00 (2006.01); C02F 1/26 (2006.01); C02F 1/68 (2006.01); C07C 211/09 (2006.01); C07D 323/00 (2006.01); G21F 9/12 (2006.01)

CPC (source: EP)

B01J 45/00 (2013.01); C02F 1/26 (2013.01); C02F 1/683 (2013.01); C07D 323/00 (2013.01); G21F 9/125 (2013.01)

Citation (search report)

See references of WO 0054881A1

Designated contracting state (EPC)

FR

DOCDB simple family (publication)

WO 0054881 A1 20000921; AU 2933600 A 20001004; EP 1161299 A1 20011212; GB 9905867 D0 19990505; JP 2002539177 A 20021119

DOCDB simple family (application)

GB 0000962 W 20000315; AU 2933600 A 20000315; EP 00907874 A 20000315; GB 9905867 A 19990316; JP 2000604946 A 20000315