Global Patent Index - EP 0063137 A1

EP 0063137 A1 19821027 - STABILIZATION OF SUBSTITUTED 8-HYDROXYQUINOLINE HYDROMETALLURGICAL REAGENTS.

Title (en)

STABILIZATION OF SUBSTITUTED 8-HYDROXYQUINOLINE HYDROMETALLURGICAL REAGENTS.

Title (de)

STABILISIERUNG SUBSTITUIERTER 8-HYDROXYCHINOLIN HYDROMETALLISCHER REAGENZIEN.

Title (fr)

STABILISATION DE REACTIFS HYDRO-METALLURGIQUES DE 8-HYDROXYQUINOLINE SUBSTITUEE.

Publication

EP 0063137 A1 19821027 (EN)

Application

EP 81902908 A 19811019

Priority

US 19949380 A 19801022

Abstract (en)

[origin: WO8201369A1] Method for substantially maintaining the loading capacity of a 7-(//c-alkenyl)-substituted 8-hydroxyquinoline hydrometallurgical reagent which comprises reducing the //c-alkenyl unsaturation while minimizing the saturation of the hydroxyquinoline group.

Abstract (fr)

Procede permettant de maintenir sensiblement la capacite de charge d'un reactif hydro-metallurgique de 8-hydroxyquinoline 7-((Alpha)-alkenyle)-substituee, consistant a reduire l'insaturation (Alpha)-alkenyle tout en reduisant au minimum la saturation du groupe hydroxyquinoline.

IPC 1-7

C07D 217/18; B01D 11/04

IPC 8 full level

C07D 215/26 (2006.01); C22B 3/36 (2006.01)

CPC (source: EP)

C07D 215/26 (2013.01); C22B 3/364 (2021.05); Y02P 10/20 (2015.11); Y02P 20/582 (2015.11)

Designated contracting state (EPC)

CH DE FR GB LI NL SE

DOCDB simple family (publication)

WO 8201369 A1 19820429; EP 0063137 A1 19821027

DOCDB simple family (application)

US 8101378 W 19811019; EP 81902908 A 19811019