Global Patent Index - EP 0674025 A1

EP 0674025 A1 19950927 - Electrochemical process for producing aqueous titanylnitrate solutions with a low chloride content.

Title (en)

Electrochemical process for producing aqueous titanylnitrate solutions with a low chloride content.

Title (de)

Elektrochemisches Verfahren zur Herstellung chloridarmer wässriger Titanylnitratlösungen.

Title (fr)

Procédé électrochimique de production de solutions aqueuses de nitrate titanyls pauvres en chlore.

Publication

EP 0674025 A1 19950927 (DE)

Application

EP 95103538 A 19950311

Priority

DE 4410581 A 19940326

Abstract (en)

Prodn of aq TiO(NO3)2 solns contg little chloride comprises electrolysis of TiCl4 or TiOCl2 in the presence HNO3 at an anode potential of 1.1-1.7 V, giving a prod contg less than 200 ppm residual chloride.

Abstract (de)

Die Anmeldung betrifft ein elektrochemisches Verfahren zur Herstellung von chloridarmen wäßrigen Lösungen von Titanylnitrat, die einen Chloridgehalt von weniger als 200 ppm aufweisen.

IPC 1-7

C25B 1/00

IPC 8 full level

C25B 1/30 (2006.01); C25B 1/00 (2006.01)

CPC (source: EP US)

C25B 1/00 (2013.01 - EP US)

Citation (search report)

No relevant documents disclosed

Designated contracting state (EPC)

AT BE CH DE ES FR GB IT LI NL SE

DOCDB simple family (publication)

EP 0674025 A1 19950927; EP 0674025 B1 19970813; AT E156870 T1 19970815; DE 4410581 A1 19950928; DE 59500490 D1 19970918; ES 2107872 T3 19971201; JP 3423101 B2 20030707; JP H07278863 A 19951024; US 5607571 A 19970304

DOCDB simple family (application)

EP 95103538 A 19950311; AT 95103538 T 19950311; DE 4410581 A 19940326; DE 59500490 T 19950311; ES 95103538 T 19950311; JP 6562395 A 19950324; US 40972495 A 19950324