EP 3442905 A1 20190220 - METHOD FOR THE SYNTHESIS OF A MINERAL OXIDE USING AN ORGANIC ACID INSOLUBLE IN WATER
Title (en)
METHOD FOR THE SYNTHESIS OF A MINERAL OXIDE USING AN ORGANIC ACID INSOLUBLE IN WATER
Title (de)
VERFAHREN ZUR SYNTHESE EINES MINERALOXIDS UNTER VERWENDUNG EINER ORGANISCHEN, IN WASSER UNLÖSLICHEN SÄURE
Title (fr)
PROCEDE DE SYNTHESE D'UN OXYDE MINERAL AU MOYEN D'UN ACIDE ORGANIQUE INSOLUBLE DANS L'EAU
Publication
Application
Priority
- FR 1670174 A 20160414
- FR 1601440 A 20161003
- FR 1670598 A 20161011
- FR 1670704 A 20161124
- FR 2017000073 W 20170414
Abstract (en)
[origin: WO2017178716A1] The invention relates to a method for the synthesis of precipitated silica from an aqueous solution comprising a silicate ion and an alkaline cation, said method being characterized in that the silicate ion is precipitated by a low-volatility organic acid having more than four carbon atoms.
IPC 8 full level
C01B 33/193 (2006.01); B01J 13/00 (2006.01); C01B 33/18 (2006.01); C09C 1/30 (2006.01)
CPC (source: EP)
B01J 13/0008 (2013.01); B01J 13/0017 (2013.01); B01J 13/0047 (2013.01); B01J 13/0052 (2013.01); C01B 33/18 (2013.01); C01B 33/193 (2013.01); C09C 1/3063 (2013.01); C01P 2006/12 (2013.01)
Citation (search report)
See references of WO 2017178716A1
Designated contracting state (EPC)
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
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2017178716 A1 20171019; CN 109415215 A 20190301; EP 3442905 A1 20190220
DOCDB simple family (application)
FR 2017000073 W 20170414; CN 201780037123 A 20170414; EP 17735614 A 20170414