EP 1345851 A1 20030924 - USE OF DOPED PRECIPITATE SILICA SUSPENSIONS WITH SMALL PARTICLE-SIZE AS PAPER FILLER
Title (en)
USE OF DOPED PRECIPITATE SILICA SUSPENSIONS WITH SMALL PARTICLE-SIZE AS PAPER FILLER
Title (de)
VERWENDUNG VON DOTIERTEN FÄLLUNGSKIESELSÄURESUSPENSIONEN MIT GERINGER TEILCHENGRÖSSE ALS FÜLLSTOFF FÜR PAPIER
Title (fr)
APPLICATION DE SUSPENSIONS DE SILICE PRECIPITEE, DOPEE ET DE FAIBLE GRANULOMETRIE COMME CHARGE POUR PAPIER
Publication
Application
Priority
- FR 0104193 W 20011224
- FR 0017119 A 20001227
Abstract (en)
[origin: WO02051750A1] The invention concerns a precipitate silica suspension, said silica containing, bound to its surface at least a metal element at least divalent. The invention is characterised in that the silica particles have a median diameter in volume less than 2 mu m. The invention further concerns the use of said suspension as paper filler and more particularly for enhancing printing properties.
IPC 1-7
IPC 8 full level
C01B 33/143 (2006.01); C01B 33/193 (2006.01); C09C 1/30 (2006.01); D21H 17/68 (2006.01); D21H 17/69 (2006.01); D21H 21/52 (2006.01)
CPC (source: EP US)
C01B 33/193 (2013.01 - EP US); C09C 1/3045 (2013.01 - EP US); C09C 1/3054 (2013.01 - EP US); D21H 17/69 (2013.01 - EP US); C01P 2002/54 (2013.01 - EP US); C01P 2004/61 (2013.01 - EP US); C01P 2006/12 (2013.01 - EP US); C01P 2006/60 (2013.01 - EP US); D21H 17/68 (2013.01 - EP US); D21H 21/52 (2013.01 - EP US)
Citation (search report)
See references of WO 02051750A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
WO 02051750 A1 20020704; EP 1345851 A1 20030924; FR 2819246 A1 20020712; FR 2819246 B1 20031003; JP 2004516220 A 20040603; US 2004079504 A1 20040429
DOCDB simple family (application)
FR 0104193 W 20011224; EP 01995791 A 20011224; FR 0017119 A 20001227; JP 2002552855 A 20011224; US 45187903 A 20031202