PT670813E - Silica precipitada - Google Patents
Silica precipitadaInfo
- Publication number
- PT670813E PT670813E PT94928934T PT94928934T PT670813E PT 670813 E PT670813 E PT 670813E PT 94928934 T PT94928934 T PT 94928934T PT 94928934 T PT94928934 T PT 94928934T PT 670813 E PT670813 E PT 670813E
- Authority
- PT
- Portugal
- Prior art keywords
- initial seed
- sio2
- expressed
- alkaline metal
- silicate
- Prior art date
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- 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
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/20—Particle morphology extending in two dimensions, e.g. plate-like
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
- C01P2004/32—Spheres
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/11—Powder tap density
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/14—Pore volume
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/16—Pore diameter
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/16—Pore diameter
- C01P2006/17—Pore diameter distribution
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Silicon Compounds (AREA)
- Saccharide Compounds (AREA)
- Steroid Compounds (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9311553A FR2710629B1 (fr) | 1993-09-29 | 1993-09-29 | Nouveau procédé de préparation de silice précipitée, nouvelles silices précipitées et leur utilisation au renforcement des élastomères. |
FR9410046A FR2723581B1 (fr) | 1994-08-12 | 1994-08-12 | Nouveau procede de preparation de silice precipitee |
Publications (1)
Publication Number | Publication Date |
---|---|
PT670813E true PT670813E (pt) | 2003-07-31 |
Family
ID=26230634
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT94928934T PT670813E (pt) | 1993-09-29 | 1994-09-29 | Silica precipitada |
Country Status (15)
Country | Link |
---|---|
US (1) | US6335396B1 (pt) |
EP (1) | EP0670813B1 (pt) |
JP (1) | JP2799773B2 (pt) |
KR (2) | KR0158071B1 (pt) |
CN (1) | CN1047149C (pt) |
AT (1) | ATE234264T1 (pt) |
AU (2) | AU686240B2 (pt) |
BR (1) | BR9405616A (pt) |
CA (1) | CA2150369C (pt) |
DE (1) | DE69432248T2 (pt) |
ES (1) | ES2194874T3 (pt) |
FI (1) | FI120581B (pt) |
PT (1) | PT670813E (pt) |
RU (1) | RU2092435C1 (pt) |
WO (1) | WO1995009127A1 (pt) |
Families Citing this family (68)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6977065B1 (en) * | 1993-10-07 | 2005-12-20 | Degussa Ag | Precipitated silicas |
FR2732331B1 (fr) * | 1995-03-29 | 1997-06-20 | Rhone Poulenc Chimie | Nouveau procede de preparation de silice precipitee, nouvelles silices precipitees contenant du zinc et leur utilisation au renforcement des elastomeres |
FR2732329B1 (fr) * | 1995-03-29 | 1997-06-20 | Rhone Poulenc Chimie | Nouveau procede de preparation de silice precipitee, nouvelles silices precipitees contenant de l'aluminium et leur utilisation au renforcement des elastomeres |
DE19526476A1 (de) * | 1995-07-20 | 1997-01-23 | Degussa | Fällungskieselsäure |
DE19527278A1 (de) * | 1995-07-26 | 1997-01-30 | Degussa | Fällungskieselsäure |
GB2308588B (en) | 1995-12-27 | 1999-06-02 | Rhone Poulenc Chemicals | Silica particulates |
CN1048956C (zh) * | 1996-05-14 | 2000-02-02 | 汪承源 | 二次结晶超细白炭黑的制法 |
FR2750692B1 (fr) * | 1996-07-05 | 1998-10-16 | Rhone Poulenc Chimie | Nouvelle silice abrasive, utilisable dans les dentifrices, son procede de preparation et compositions dentifrices la contenant |
US5891949A (en) * | 1997-05-02 | 1999-04-06 | J.M. Huber Corporation | Natural rubber compound |
US5929156A (en) * | 1997-05-02 | 1999-07-27 | J.M. Huber Corporation | Silica product for use in elastomers |
FR2763581B1 (fr) | 1997-05-26 | 1999-07-23 | Rhodia Chimie Sa | Silice precipitee utilisable comme charge renforcante pour elastomeres |
FR2763593B1 (fr) * | 1997-05-26 | 1999-07-09 | Michelin & Cie | Composition de caoutchouc a base de silice destinee a la fabrication d'enveloppes de pneumatiques routiers ayant une resistance au roulement amelioree |
JP4071343B2 (ja) * | 1998-02-18 | 2008-04-02 | 株式会社ブリヂストン | ゴム組成物及びそれを用いた空気入りタイヤ |
JPH11236208A (ja) * | 1998-02-25 | 1999-08-31 | Nippon Silica Ind Co Ltd | ゴム補強用含水ケイ酸 |
DE19840153A1 (de) * | 1998-09-03 | 2000-04-20 | Degussa | Fällungskieselsäure |
JP3678627B2 (ja) † | 2000-04-11 | 2005-08-03 | 横浜ゴム株式会社 | ゴム組成物 |
ES2610590T3 (es) * | 2001-08-13 | 2017-04-28 | Rhodia Chimie | Procedimiento de preparación de sílices con distribución granulométrica y/o reparto de poros particulares |
FR2831178B1 (fr) | 2001-10-22 | 2006-04-14 | Rhodia Chimie Sa | Compositions pigmentaires a base de silice |
FR2833937B1 (fr) * | 2001-12-26 | 2004-11-12 | Rhodia Chimie Sa | Silices a faible reprise en eau |
EP1577263A4 (en) * | 2002-07-10 | 2010-04-14 | Tokuyama Corp | BLOCK OF EASILY DISPOSABLE FLEECE SKINIC ACID AND ITS MANUFACTURING PROCESS |
FR2843121B3 (fr) | 2002-08-02 | 2004-09-10 | Rhodia Chimie Sa | Agent ignifugeant, procede de preparation et l'utilisation de cet agent |
FR2856680B1 (fr) | 2003-06-30 | 2005-09-09 | Rhodia Chimie Sa | Materiaux d'isolation thermique et/ou acoustique a base de silice et procedes pour leur obtention |
US7820121B2 (en) * | 2003-10-22 | 2010-10-26 | Raymond Walter Shaw | Destruction of organics in Bayer process streams |
FR2862978B1 (fr) | 2003-12-01 | 2005-12-30 | Rhodia Chimie Sa | Nouvel agent promoteur d'adherence sur une surface d'isolant thermique et en particulier sur une surface de polystyrene, et son utilisation dans le domaine de la construction et plus particulierement dans les systemes d'isolation |
FR2864063B1 (fr) * | 2003-12-19 | 2006-04-07 | Rhodia Chimie Sa | Silice de haute structure a faible reprise en eau |
US7202154B2 (en) * | 2004-01-05 | 2007-04-10 | International Business Machines Corporation | Suspension for filling via holes in silicon and method for making the same |
CN100341956C (zh) * | 2004-05-28 | 2007-10-10 | 河南大学 | 一种纳米二氧化硅微粒制备方法 |
FR2886303B1 (fr) | 2005-05-26 | 2007-07-20 | Rhodia Chimie Sa | Utilisation d'une combinaison particuliere d'un agent de couplage et d'un agent de recouvrement, comme systeme de couplage(charge blanche-elastomere) dans les compositions de caoutchouc comprenant une charge inorganique |
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 |
DE102008017747A1 (de) * | 2008-04-07 | 2009-10-08 | Evonik Degussa Gmbh | Gefällte Kieselsäuren als Verstärkerfüllstoff für Elastomermischungen |
DE102008017731A1 (de) | 2008-04-07 | 2009-10-08 | Continental Aktiengesellschaft | Kautschukmischung |
DE102008035867A1 (de) * | 2008-08-01 | 2010-02-04 | Evonik Degussa Gmbh | Neuartige Fällungskieselsäuren für Trägeranwendungen |
DE102008046874A1 (de) | 2008-09-11 | 2010-03-18 | Continental Reifen Deutschland Gmbh | Gummiartikel |
FR2962996B1 (fr) * | 2010-07-23 | 2012-07-27 | Rhodia Operations | Nouveau procede de preparation de silices precipitees |
FR2966830B1 (fr) | 2010-11-03 | 2012-11-16 | Rhodia Operations | Utilisation d'une silice precipitee contenant de l'aluminium, d'une silice precipitee et de 3-acryloxy-propyltriethoxysilane dans une composition d'elastomere(s) isoprenique(s) |
ES2401813B2 (es) | 2011-10-11 | 2013-08-12 | Industrias Químicas Del Ebro, S.A. | Carga reforzante de caucho. |
FR2985991B1 (fr) * | 2012-01-25 | 2014-11-28 | Rhodia Operations | Nouveau procede de preparation de silices precipitees |
FR2985990B1 (fr) * | 2012-01-25 | 2014-11-28 | Rhodia Operations | Nouveau procede de preparation de silices precipitees a morphologie, granulometrie et porosite particulieres |
FR2985992B1 (fr) * | 2012-01-25 | 2015-03-06 | Rhodia Operations | Nouveau procede de preparation de silices precitees |
FR2985993B1 (fr) | 2012-01-25 | 2014-11-28 | Rhodia Operations | Nouveau procede de preparation de silices precipitees |
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 |
FR2988386B1 (fr) | 2012-03-22 | 2014-05-09 | Rhodia Operations | Procede de preparation de silice precipitee comprenant une etape de delitage a chaud |
FR2997405B1 (fr) | 2012-10-29 | 2015-11-13 | Rhodia Operations | Utilisation d'une silice precipitee contenant du titane et d'un agent de couplage specifique dans une composition d'elastomere(s) |
JP2015504842A (ja) * | 2013-01-23 | 2015-02-16 | ローディア オペレーションズ | 特有のモルフォロジ、粒度、および気孔率を有する沈澱シリカの製造方法 |
FR3001971B1 (fr) * | 2013-02-14 | 2016-05-27 | Rhodia Operations | Utilisation d'un acide polycarboxylique lors de la preparation d'une composition d'elastomere(s) |
PL3328523T3 (pl) | 2015-07-28 | 2020-10-19 | Rhodia Operations | Sposób odzyskiwania siarczanu sodu |
EP3156368A1 (en) | 2015-10-15 | 2017-04-19 | Rhodia Operations | Novel process for the preparation of silicate, novel process for the preparation of precipitated silica |
CN105460940B (zh) * | 2016-02-22 | 2017-05-31 | 冷水江三A新材料科技有限公司 | 一种介孔药物载体二氧化硅及其制备方法 |
KR102392518B1 (ko) | 2016-08-30 | 2022-05-02 | 로디아 오퍼레이션스 | 배터리에서의 사용을 위한 고체-액체 전해질 |
EP3661764A1 (en) | 2017-08-04 | 2020-06-10 | Rhodia Operations | Elastomer composition comprising precipitated silica and a sulfur-containing aromatic polymer |
CN111372791B (zh) * | 2017-11-29 | 2022-06-24 | 倍耐力轮胎股份公司 | 含纳米尺寸的具有针状形貌的硅酸盐纤维的微珠,其制备,相关弹性体组合物和车辆用轮胎 |
WO2019129605A1 (en) | 2017-12-27 | 2019-07-04 | Rhodia Operations | Silica suspensions |
US20200362138A1 (en) | 2018-02-01 | 2020-11-19 | Rhodia Operations | Silica suspension in an organic solvent and method for its manufacture |
EP3747068A1 (en) | 2018-02-02 | 2020-12-09 | Rhodia Operations | Composite electrolyte |
WO2019170694A1 (en) | 2018-03-08 | 2019-09-12 | Solvay Sa | A process for the preparation of a solid polymer electrolyte useful in batteries |
WO2020070119A1 (en) | 2018-10-04 | 2020-04-09 | Rhodia Operations | Process for the manufacture of precipitated silica |
CN112996750A (zh) * | 2018-11-08 | 2021-06-18 | 罗地亚经营管理公司 | 沉淀二氧化硅及其制造方法 |
EP3653673A1 (en) | 2018-11-16 | 2020-05-20 | Rhodia Operations | Organosilane-modified precipitated silica |
EP3691015A1 (en) | 2019-02-01 | 2020-08-05 | Rhodia Operations | Electrolyte |
WO2021009550A1 (en) | 2019-07-18 | 2021-01-21 | Rhodia Brasil Ltda | Preparation of immobilized enzymes |
WO2021069256A1 (en) * | 2019-10-07 | 2021-04-15 | Rhodia Operations | Silica for oral care compositions |
WO2021190979A1 (en) | 2020-03-24 | 2021-09-30 | Rhodia Operations | Whitening oral care compositions |
WO2022180133A1 (en) | 2021-02-26 | 2022-09-01 | Solvay Specialty Polymers Italy S.P.A. | Method for sanitizing or sterilizing the surface of an article having a fluoropolymer coating |
EP4313861A1 (en) | 2021-04-02 | 2024-02-07 | Rhodia Operations | New silica, process for its preparation and its uses |
US20240158615A1 (en) | 2022-11-02 | 2024-05-16 | The Goodyear Tire & Rubber Company | Precipitated silica pretreated with a coupling agent and polyethylene glycol for a rubber composition |
WO2024104971A1 (en) | 2022-11-14 | 2024-05-23 | Rhodia Operations | Modified precipitated silica, its manufacture and use |
Family Cites Families (59)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB710015A (en) | 1950-12-02 | 1954-06-02 | Degussa | An improved process for the production of finely divided silica |
US2731326A (en) * | 1951-08-31 | 1956-01-17 | Du Pont | Process of preparing dense amorphous silica aggregates and product |
GB719918A (en) | 1951-12-11 | 1954-12-08 | Wyandotte Chemicals Corp | Production of pigment grade silica |
US3024199A (en) | 1958-09-02 | 1962-03-06 | Du Pont | Stable aquasols of hydrous rare earth oxides and their preparation |
US3383172A (en) | 1964-02-04 | 1968-05-14 | Degussa | Process for producing silica in the form of hollow spheres |
DE1807714C2 (de) | 1968-11-08 | 1971-01-04 | Degussa | Verfahren und Vorrichtung zum kontinuierlichen Vorverdichten sowie gleichzeitigen Formen von feinteiligen Stoffen |
US3669624A (en) | 1970-07-09 | 1972-06-13 | Grace W R & Co | Process for producing high average pore volume silica |
US3963512A (en) | 1971-02-10 | 1976-06-15 | Commonwealth Scientific And Industrial Research Organization | Modification of mineral surfaces |
US3794712A (en) | 1971-10-26 | 1974-02-26 | Nat Petro Chem | Preparation of silica gels |
US3923533A (en) | 1972-03-02 | 1975-12-02 | Ppg Industries Inc | Thermally stable and crush resistant microporous glass catalyst supports |
US3800031A (en) | 1972-04-06 | 1974-03-26 | Grace W R & Co | Process for preparing silica hydrogel |
US3803046A (en) | 1972-06-28 | 1974-04-09 | Grace W R & Co | Process for preparing silica organogel |
US3928541A (en) | 1972-09-05 | 1975-12-23 | Huber Corp J M | Amorphous precipitated siliceous pigments for cosmetic or dentrifrice use and methods for their production |
US4216113A (en) | 1973-01-18 | 1980-08-05 | W. R. Grace & Co. | Process for preparing thickening grade of silica and process of using same |
US3954944A (en) | 1973-03-08 | 1976-05-04 | Joseph Crosfield & Sons, Ltd. | Fine silicas |
US4049781A (en) | 1973-11-02 | 1977-09-20 | W. R. Grace & Co. | Method of preparing loosely aggregated 200-500 millimicron silica |
AU497891B2 (en) | 1974-05-22 | 1979-01-18 | J.M. Huber Corp. | Siliceous pigments & their production |
FR2353486A1 (fr) | 1976-06-04 | 1977-12-30 | Rhone Poulenc Ind | Nouvelle silice de synthese amorphe, procede pour son obtention et application de ladite silice dans les vulcanisats |
DE2857146T1 (de) | 1977-11-01 | 1980-12-04 | Atomic Energy Authority Uk | Production of dispersions |
FR2453880A1 (fr) | 1979-04-13 | 1980-11-07 | Rhone Poulenc Ind | Nouveau pigment a base de silice sous forme de bille, procede pour l'obtenir et application, notamment comme charge renforcante dans les elastomeres |
US4340583A (en) | 1979-05-23 | 1982-07-20 | J. M. Huber Corporation | High fluoride compatibility dentifrice abrasives and compositions |
FR2471947A1 (fr) | 1979-12-20 | 1981-06-26 | Rhone Poulenc Ind | Silice de precipitation, notamment utilisable comme charge renforcante |
US4356106A (en) | 1980-05-09 | 1982-10-26 | United Kingdom Atomic Energy Authority | Cerium compounds |
US4508607A (en) | 1982-10-18 | 1985-04-02 | W. R. Grace & Co. | Particulate dialytic silica |
JPS60105609A (ja) | 1983-03-04 | 1985-06-11 | Taki Chem Co Ltd | 歯磨用シリカ基剤及びその製造方法 |
JPS59163306A (ja) | 1983-03-08 | 1984-09-14 | Taki Chem Co Ltd | 歯磨用シリカ基剤及びその製法 |
US5236623A (en) | 1984-07-11 | 1993-08-17 | Rhone-Poulenc Chimie | Process for the production of a silica colloid |
FR2567505B1 (fr) | 1984-07-11 | 1986-11-21 | Rhone Poulenc Chim Base | Silice a prise d'huile elevee et a structure primaire controlee et procede pour son obtention |
GB8430244D0 (en) | 1984-11-30 | 1985-01-09 | Atomic Energy Authority Uk | Preparation of materials |
US4562066A (en) | 1984-12-11 | 1985-12-31 | Colgate-Palmolive Company | Astringent dentifrice containing monofluorophosphate |
FR2583735B1 (fr) | 1985-06-20 | 1990-11-23 | Rhone Poulenc Spec Chim | Nouvelles dispersions colloidales d'un compose de cerium iv en milieu aqueux et leur procede d'obtention. |
FR2584698B1 (fr) | 1985-07-15 | 1990-05-18 | Rhone Poulenc Spec Chim | Procede de preparation de particules de silice spheroidales |
FR2589871B1 (fr) | 1985-09-13 | 1987-12-11 | Rhone Poulenc Chim Base | Charge renforcante pour elastomere a base de silice |
JPH0643246B2 (ja) | 1985-10-08 | 1994-06-08 | 川鉄鉱業株式会社 | シリカの高純度化方法 |
GB8529970D0 (en) | 1985-12-05 | 1986-01-15 | Unilever Plc | Spheroidal silica |
FR2596382B1 (fr) | 1986-03-26 | 1988-05-27 | Rhone Poulenc Chimie | Dispersions aqueuses colloidales d'un compose de cerium iv et leur procede d'obtention |
ES2028111T3 (es) | 1986-06-06 | 1992-07-01 | Rhone-Poulenc Chimie | Granulados a base de silice, procedimiento de preparacion y su aplicacion como cargo reforzante en elastomeros. |
DE3639844A1 (de) | 1986-11-21 | 1988-06-01 | Degussa | Zahnpflegemittel |
FR2611196B1 (fr) | 1987-02-25 | 1990-07-27 | Rhone Poulenc Chimie | Nouvelles silices de precipitation a faible reprise en eau, leur procede de preparation et leur application au renforcement des elastomeres silicones |
FR2613708B1 (fr) | 1987-04-13 | 1990-10-12 | Rhone Poulenc Chimie | Silice de precipitation hydrophobe, son procede de preparation et son application au renforcement des elastomeres silicones |
US4973462A (en) | 1987-05-25 | 1990-11-27 | Kawatetsu Mining Company, Ltd. | Process for producing high purity silica |
FR2621576B1 (fr) | 1987-10-09 | 1990-01-05 | Rhone Poulenc Chimie | Dispersion colloidale d'un compose de cerium iv en milieu aqueux et son procede de preparation |
FR2627176B1 (fr) | 1988-02-11 | 1990-06-15 | Rhone Poulenc Chimie | Suspension aqueuse stable de silice de precipitation |
IL89607A0 (en) | 1988-03-31 | 1989-09-10 | Reo Lp | Process for fractionating a mixture of rare earth metals by ion exchange |
DE3815670A1 (de) * | 1988-05-07 | 1990-01-25 | Degussa | Feinteilige faellungskieselsaeure mit hoher struktur, verfahren zu seiner herstellung und verwendung |
FR2631620B1 (fr) * | 1988-05-19 | 1990-07-27 | Rhone Poulenc Chimie | Nouvelle silice precipitee absorbante et composition a base de cette s ilice |
NZ232170A (en) * | 1989-03-23 | 1993-01-27 | Tasman Pulp & Paper Co Ltd | Precipitation of amorphous silica from geothermal fluid; use of silica in coating paper sheet |
FR2646673B1 (fr) | 1989-05-02 | 1991-09-06 | Rhone Poulenc Chimie | Silice sous forme de bille, procede de preparation et son utilisation au renforcement des elastomeres |
FR2649089B1 (fr) * | 1989-07-03 | 1991-12-13 | Rhone Poulenc Chimie | Silice a porosite controlee et son procede d'obtention |
CA2021229A1 (en) * | 1989-07-18 | 1991-01-19 | Tadashi Mochizuki | High purity silica and method for producing high purity silica |
JP2670154B2 (ja) | 1989-10-06 | 1997-10-29 | 日東電工株式会社 | 逆浸透膜分離プロセスを有する希土類の分離精製システム |
FR2655972B1 (fr) | 1989-12-15 | 1992-04-24 | Rhone Poulenc Chimie | Procede de preparation d'une dispersion collouidale d'un compose de cerium iv en milieu aqueux et dispersions obtenues. |
US5094829A (en) | 1990-06-21 | 1992-03-10 | Ppg Industries, Inc. | Reinforced precipitated silica |
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. |
US5231066A (en) | 1991-09-11 | 1993-07-27 | Quantum Chemical Corporation | Bimodal silica gel, its preparation and use as a catalyst support |
KR960010781B1 (ko) | 1991-10-02 | 1996-08-08 | 유니레버 엔브이 | 실리카 |
DK0643015T3 (da) | 1993-08-07 | 1996-12-23 | Degussa | Fremgangsmåde til fremstilling af fældningskiselsyre |
US6001322A (en) * | 1993-09-29 | 1999-12-14 | Rhone-Poulenc Chimie | Precipitated silicas |
JPH07204609A (ja) * | 1994-01-14 | 1995-08-08 | Matsushita Electric Works Ltd | 生ごみ処理装置 |
-
1994
- 1994-09-29 CN CN94190729A patent/CN1047149C/zh not_active Expired - Lifetime
- 1994-09-29 PT PT94928934T patent/PT670813E/pt unknown
- 1994-09-29 DE DE69432248T patent/DE69432248T2/de not_active Expired - Lifetime
- 1994-09-29 WO PCT/FR1994/001143 patent/WO1995009127A1/fr active IP Right Grant
- 1994-09-29 ES ES94928934T patent/ES2194874T3/es not_active Expired - Lifetime
- 1994-09-29 RU RU9495112453A patent/RU2092435C1/ru active
- 1994-09-29 JP JP7510154A patent/JP2799773B2/ja not_active Expired - Lifetime
- 1994-09-29 CA CA002150369A patent/CA2150369C/fr not_active Expired - Lifetime
- 1994-09-29 AU AU78163/94A patent/AU686240B2/en not_active Expired
- 1994-09-29 AT AT94928934T patent/ATE234264T1/de not_active IP Right Cessation
- 1994-09-29 EP EP94928934A patent/EP0670813B1/fr not_active Expired - Lifetime
- 1994-09-29 KR KR1019950702167A patent/KR0158071B1/ko not_active IP Right Cessation
- 1994-09-29 BR BR9405616-1A patent/BR9405616A/pt not_active IP Right Cessation
-
1995
- 1995-05-29 FI FI952605A patent/FI120581B/fi not_active IP Right Cessation
-
1997
- 1997-10-31 AU AU43667/97A patent/AU712323B2/en not_active Expired
-
1998
- 1998-05-29 KR KR1019980704068A patent/KR0158188B1/ko not_active IP Right Cessation
-
2000
- 2000-04-17 US US09/551,231 patent/US6335396B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ATE234264T1 (de) | 2003-03-15 |
CA2150369A1 (fr) | 1995-04-06 |
US6335396B1 (en) | 2002-01-01 |
FI952605A (fi) | 1995-05-29 |
RU2092435C1 (ru) | 1997-10-10 |
KR0158188B1 (en) | 1999-10-15 |
CA2150369C (fr) | 2001-05-01 |
AU686240B2 (en) | 1998-02-05 |
CN1114832A (zh) | 1996-01-10 |
KR0158071B1 (ko) | 1998-11-16 |
JP2799773B2 (ja) | 1998-09-21 |
WO1995009127A1 (fr) | 1995-04-06 |
AU7816394A (en) | 1995-04-18 |
KR950704193A (ko) | 1995-11-17 |
FI952605A0 (fi) | 1995-05-29 |
JPH08502716A (ja) | 1996-03-26 |
DE69432248T2 (de) | 2004-08-19 |
ES2194874T3 (es) | 2003-12-01 |
CN1047149C (zh) | 1999-12-08 |
DE69432248D1 (de) | 2003-04-17 |
AU4366797A (en) | 1998-02-05 |
AU712323B2 (en) | 1999-11-04 |
EP0670813A1 (fr) | 1995-09-13 |
FI120581B (fi) | 2009-12-15 |
EP0670813B1 (fr) | 2003-03-12 |
BR9405616A (pt) | 1999-09-08 |
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