ES2584802T3 - Procedimiento de preparación de sílice precipitada que comprende una etapa de desaglomeración en caliente - Google Patents
Procedimiento de preparación de sílice precipitada que comprende una etapa de desaglomeración en caliente Download PDFInfo
- Publication number
- ES2584802T3 ES2584802T3 ES13710877.5T ES13710877T ES2584802T3 ES 2584802 T3 ES2584802 T3 ES 2584802T3 ES 13710877 T ES13710877 T ES 13710877T ES 2584802 T3 ES2584802 T3 ES 2584802T3
- Authority
- ES
- Spain
- Prior art keywords
- precipitated silica
- hot
- deagglomeration step
- preparing precipitated
- deagglomeration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
- C01B33/187—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
- C01B33/146—After-treatment of sols
- C01B33/148—Concentration; Drying; Dehydration; Stabilisation; Purification
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
- C01B33/187—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates
- C01B33/193—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates of aqueous solutions of silicates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Silicon Compounds (AREA)
Abstract
Procedimiento de preparación de sílice precipitada que comprende la reacción de un silicato con un agente acidificante para obtener una suspensión de sílice precipitada (S1), seguida de una etapa de separación para obtener una torta, de una etapa de desaglomeración de dicha torta para obtener una suspensión de sílice precipitada (S2) y de una etapa de secado de esta suspensión, procedimiento en el que la etapa de desaglomeración se efectúa a una temperatura comprendida entre 50 y 120ºC.
Description
Claims (1)
-
imagen1
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1252589 | 2012-03-22 | ||
FR1252589A FR2988386B1 (fr) | 2012-03-22 | 2012-03-22 | Procede de preparation de silice precipitee comprenant une etape de delitage a chaud |
PCT/EP2013/055973 WO2013139932A1 (fr) | 2012-03-22 | 2013-03-21 | Procédé de préparation de silice précipitée comprenant une etape de delitage a chaud |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2584802T3 true ES2584802T3 (es) | 2016-09-29 |
Family
ID=46852097
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES13710877.5T Active ES2584802T3 (es) | 2012-03-22 | 2013-03-21 | Procedimiento de preparación de sílice precipitada que comprende una etapa de desaglomeración en caliente |
Country Status (12)
Country | Link |
---|---|
US (1) | US9487407B2 (es) |
EP (1) | EP2828198B1 (es) |
JP (1) | JP5989888B2 (es) |
KR (2) | KR20200030618A (es) |
CN (1) | CN104254492B (es) |
AU (1) | AU2013237445A1 (es) |
CA (1) | CA2866842C (es) |
ES (1) | ES2584802T3 (es) |
FR (1) | FR2988386B1 (es) |
MX (1) | MX348158B (es) |
RU (1) | RU2578315C1 (es) |
WO (1) | WO2013139932A1 (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2988385B1 (fr) | 2012-03-22 | 2014-05-09 | Rhodia Operations | Procede de preparation de silice precipitee comprenant une etape de concentration membranaire |
FR2988383B1 (fr) | 2012-03-22 | 2017-06-09 | Rhodia Operations | Procede de preparation de silice precipitee mettant en oeuvre un malaxeur ou une extrudeuse |
FR2988384B1 (fr) | 2012-03-22 | 2015-09-11 | Rhodia Operations | Procede de preparation de silice precipitee comprenant une etape de fort compactage |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2678259B1 (fr) | 1991-06-26 | 1993-11-05 | Rhone Poulenc Chimie | Nouvelles silices precipitees sous forme de granules ou de poudres, procedes de synthese et utilisation au renforcement des elastomeres. |
FR2710630B1 (fr) | 1993-09-29 | 1995-12-29 | Rhone Poulenc Chimie | Nouvelles silices précipitées, leur procédé de préparation et leur utilisation au renforcement des élastomères. |
KR0158071B1 (ko) | 1993-09-29 | 1998-11-16 | 마르끄 델렌느 | 침강 실리카 |
FR2722185B1 (fr) * | 1994-07-07 | 1996-09-27 | Rhone Poulenc Chimie | Suspension concentree de silice de precipitation, procedes pour sa preparation et utilisations de cette suspension |
FR2732260B1 (fr) * | 1995-04-03 | 1997-05-09 | Rhone Poulenc Chimie | Procede de projection de beton ou de mortier |
DE19526476A1 (de) * | 1995-07-20 | 1997-01-23 | Degussa | Fällungskieselsäure |
FR2763581B1 (fr) * | 1997-05-26 | 1999-07-23 | Rhodia Chimie Sa | Silice precipitee utilisable comme charge renforcante pour elastomeres |
DK1419106T3 (en) | 2001-08-13 | 2017-01-30 | Rhone Poulenc Chimie | PROCEDURE FOR MANUFACTURING SILICA WITH SPECIFIC PARTICLE SIZE DISTRIBUTION AND / OR POR SIZE DISTRIBUTION |
FR2843894B1 (fr) | 2002-08-30 | 2004-11-12 | Rhodia Chimie Sa | Compose forme de silice precipitee et de phosphate et son utilisation comme support de liquide a apport nutritionnel et comme agent antimottant a apport nutritionnel |
BRPI0512134A (pt) * | 2004-06-15 | 2008-02-06 | Grace W R & Co | moagem quimicamente assistida em sìlicas |
FR2928363B1 (fr) | 2008-03-10 | 2012-08-31 | Rhodia Operations | Nouveau procede de preparation de silices precipitees, silices precipitees a morphologie, granulometrie et porosite particulieres et leurs utilisations, notamment pour le renforcement de polymeres |
WO2011076716A1 (fr) * | 2009-12-23 | 2011-06-30 | Bluestar Silicones France | Silice de précipitation |
FR2962996B1 (fr) * | 2010-07-23 | 2012-07-27 | Rhodia Operations | Nouveau procede de preparation de silices precipitees |
FR2988384B1 (fr) | 2012-03-22 | 2015-09-11 | Rhodia Operations | Procede de preparation de silice precipitee comprenant une etape de fort compactage |
FR2988383B1 (fr) | 2012-03-22 | 2017-06-09 | Rhodia Operations | Procede de preparation de silice precipitee mettant en oeuvre un malaxeur ou une extrudeuse |
FR2988385B1 (fr) | 2012-03-22 | 2014-05-09 | Rhodia Operations | Procede de preparation de silice precipitee comprenant une etape de concentration membranaire |
-
2012
- 2012-03-22 FR FR1252589A patent/FR2988386B1/fr not_active Expired - Fee Related
-
2013
- 2013-03-21 KR KR1020207006839A patent/KR20200030618A/ko not_active Application Discontinuation
- 2013-03-21 MX MX2014011212A patent/MX348158B/es active IP Right Grant
- 2013-03-21 KR KR1020147029145A patent/KR20140137001A/ko active Application Filing
- 2013-03-21 CA CA2866842A patent/CA2866842C/fr not_active Expired - Fee Related
- 2013-03-21 JP JP2015500933A patent/JP5989888B2/ja not_active Expired - Fee Related
- 2013-03-21 CN CN201380015650.7A patent/CN104254492B/zh not_active Expired - Fee Related
- 2013-03-21 RU RU2014142549/05A patent/RU2578315C1/ru not_active IP Right Cessation
- 2013-03-21 ES ES13710877.5T patent/ES2584802T3/es active Active
- 2013-03-21 WO PCT/EP2013/055973 patent/WO2013139932A1/fr active Application Filing
- 2013-03-21 EP EP13710877.5A patent/EP2828198B1/fr active Active
- 2013-03-21 AU AU2013237445A patent/AU2013237445A1/en not_active Abandoned
- 2013-03-21 US US14/386,069 patent/US9487407B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CA2866842A1 (fr) | 2013-09-26 |
JP2015514053A (ja) | 2015-05-18 |
EP2828198A1 (fr) | 2015-01-28 |
US9487407B2 (en) | 2016-11-08 |
FR2988386A1 (fr) | 2013-09-27 |
MX348158B (es) | 2017-05-31 |
RU2578315C1 (ru) | 2016-03-27 |
CN104254492A (zh) | 2014-12-31 |
KR20200030618A (ko) | 2020-03-20 |
WO2013139932A1 (fr) | 2013-09-26 |
US20150078979A1 (en) | 2015-03-19 |
KR20140137001A (ko) | 2014-12-01 |
AU2013237445A1 (en) | 2014-09-25 |
MX2014011212A (es) | 2015-03-10 |
CN104254492B (zh) | 2017-05-03 |
FR2988386B1 (fr) | 2014-05-09 |
JP5989888B2 (ja) | 2016-09-07 |
CA2866842C (fr) | 2017-06-20 |
EP2828198B1 (fr) | 2016-04-27 |
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