KR950704194A - 침강 실리카(precipitated silica) - Google Patents
침강 실리카(precipitated silica)Info
- Publication number
- KR950704194A KR950704194A KR1019950702168A KR19950702168A KR950704194A KR 950704194 A KR950704194 A KR 950704194A KR 1019950702168 A KR1019950702168 A KR 1019950702168A KR 19950702168 A KR19950702168 A KR 19950702168A KR 950704194 A KR950704194 A KR 950704194A
- Authority
- KR
- South Korea
- Prior art keywords
- silica
- amount
- silicate
- added
- less
- Prior art date
Links
Classifications
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- 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
-
- 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
- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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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
- C01P2004/30—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
- C01P2006/17—Pore diameter distribution
-
- 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
- C01P2006/19—Oil-absorption capacity, e.g. DBP values
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
- Saccharide Compounds (AREA)
- Steroid Compounds (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
본 발명은 분말 및 구형의 비드 또는 과립 형태를 갖는 신규의 실리카에 관한 것이다. 이 실리카는 CTAB비표면적이 100~140㎡/g이고, 초음파 수단에 의한 봉해후 작은 중앙 직경을 가지며, 임의로, 직경이 175~275Å인 세공이 차지하는 세공의 부피가, 직경의 400Å이하인 세공이 차지하는 부피의 55%미만인 다공성 분포를 가짐을 특징으로 한다.
본 발명은 또한 상기 실리카의 제조 방법 및 탄성체를 위한 강화 충진제로서 그의 용도에 관한 것이다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (24)
- -CATB비표면적(SCTAB)이 100-140㎡/g이며, -초음파 붕해후 중앙 직경(ψ50)이 2.8ψm미만임을 특징으로 하는 침강 실리카.
- 제1항에 있어서, 초음파 붕해 인자(FD)가 3㎖이상임을 특징으로 하는 실리카.
- -CATB비표면적(SCTAB)이 100-140㎡/g이며, -직경이 175~275Å인 세공으로 구성된 세공의 부피가, 직경이 400Å이하인 세공으로 구성된 세공 부피의 55%미만인 세공분포를 가지며, -초음파 붕해후 중앙 직경(ψ50)이 4.5ψm미만임을 특징으로 하는 침강 실리카.
- 제3항에 있어서, 직경이 175~275Å인 세공으로 구성된 세공의 부피가, 직경이 400Å이하인 세공으로 구성된 세공 부피의 50%미만인 세공 분포를 가짐을 특징으로 하는 실리카.
- 제3하 또는 제4항에 있어서, 초음파 붕해 인자(FD)가 3.0㎖이상임을 특징으로 하는 실리카.
- 제3항 내지 제5항중 어느 한 항에 있어서, 실질적으로 구형의 비드(bead)형태이고, 초음파 붕해후 중앙 직경(ψ50)이 3.1㎖미만이며, 초음파 붕해 인자(FD)가 8㎖이상임을 특징으로 하는 실리카.
- 제1항 내지 제5항중 어느 한 항에 있어서, 평균 크기가 15ψm이상인 분말 형태임을 특징으로 하는 실리카.
- 제1항 내지 제5항중 어느 한 항에 있어서, 크기가 1㎜이상인 과립 형태임을 특징으로 하는 실리카.
- 제1항 내지 제6항중 어느 한 항에 있어서, 평균 크기가 80ψm이상인 실질적으로 구형의 비드 형태임을 특징으로 하는 실리카.
- 제1항 내지 제9항중 어느 한 항에 있어서, BET비표면적(SCTAB)이 100~210㎡/g임을 특징으로 하는 실리카.
- 제1항 내지 제10항중 어느 한 항에 있어서, SBET/SCTAB비가 1.0~1.2임을 특징으로 하는 실리카.
- 제1항 내지 제10항중 어느 한 항에 있어서, SBET/SCTAB비가 1.2이상임을 특징으로 하는 실리카.
- 제1항 내지 제12항중 어느 한 항에 있어서, DOP 오일 흡수량이 150~400㎖/100g임을 특징으로 하는 실리카.
- 알칼리 금속 M의 규산염을 산성화제와 반응시켜, 침강 실리카의 현택액을 수득하고, 이어서 이 현탁액의 분리 및 건조를 포함하는 유형의 실리카 제조 방법에 있어서, 침강이 (i)반응에 관여한 알칼리 금속 M의 규산염 총량의 일부를 함유하고, SiO2로 표현되는 이 규산염의 농도가 원액중에서 20g/ℓ미만인 초기 원액을 형성하고, (ii)초기 원액에 존재하는 M2O양의 5%이상이 중화될때까지 산성화제를 초기 원액에 첨가하며, (iii)첨가한 규산염의 양(SiO2로 표현)/초기 원액에 존재하는 규산염의 양(SiO2로 표현)의 비율이 12~100이 되도록, 산성화제를 알칼리 금속 M의 규산염의 나머지량과 동시에 반응 혼합물에 첨가함으로써 수행됨을 특징으로 하는 제1항 내지 제13항중 어느 한 항에 따른 실리카의 제조방법.
- 제1항에 있어서, (ii)단계에서, 초기 원액에 존재하는 M2O양의 50%이상이 중화될때까지 산성화제를 첨가함을 특징으로 하는 방법.
- 제14항 또는 제15항에 있어서, (iii)단계에서, 첨가한 규산염의 양/초기 원액에 존재하는 실리카의 양의 비율이 12~50이 되도록 산성화제를 알칼리 금속 M의 규산염의 나머지 양과 동시에 반응 혼합물에 첨가함을 특징으로 하는 방법.
- 제14항 내지 제16항중 어느 한 항에 있어서, (iii)단계후에, 바람직하게는 반응 혼합물의 pH값이 3~6.5가 될때까지, 반응혼합물에 추가량의 산성화제를 첨가함을 특징으로 하는 방법.
- 제14항 내지 제17항중 어느 한 항에 있어서, (iii)단계를 통하여, 첨가한 산성화제의 양이, 첨가한 M2O양의 80~90%가 중화되는 양임을 특징으로 하는 방법.
- 제14항 내지 제18항중 어느 한 항에 있어서, SiO2로 표현되는 규산염의 농도가 초기 원액 중에서 11g/ℓ이상임을 특징으로 하는 방법.
- 제14항 내지 제19항중 어느 한 항에 있어서, 전해질을 사용하지 않음을 특징으로 하는 방법.
- 제14항 내지 제20항중 어느 한 항에 있어서, 분무에 의하여 건조를 수행함을 특징으로 하는 방법.
- 제21항에 있어서, 건조 생성물이 이후에 응집됨을 특징으로 하는 방법.
- 제21항에 있어서, 건조 생성물이 이후세 분쇄되고 이어서 임의로 응집됨을 특징으로 하는 방법.
- 탄성체를 위한 강화 충진제용 제1항 내지 제13항 중 어느 한 항의 실리카.※ 참고사항:최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9311554A FR2710630B1 (fr) | 1993-09-29 | 1993-09-29 | Nouvelles silices précipitées, leur procédé de préparation et leur utilisation au renforcement des élastomères. |
| FR93-11554 | 1993-09-29 | ||
| FR93/11554 | 1993-09-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR950704194A true KR950704194A (ko) | 1995-11-17 |
| KR0164039B1 KR0164039B1 (ko) | 1998-11-16 |
Family
ID=9451334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019950702168A KR0164039B1 (ko) | 1993-09-29 | 1994-09-29 | 침강 실리카 |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US5882617A (ko) |
| EP (1) | EP0670814B1 (ko) |
| JP (1) | JP3051450B2 (ko) |
| KR (1) | KR0164039B1 (ko) |
| CN (1) | CN1047150C (ko) |
| AT (1) | ATE210075T1 (ko) |
| AU (1) | AU686241B2 (ko) |
| BR (1) | BR9405617A (ko) |
| CA (1) | CA2150368C (ko) |
| DE (1) | DE69429331T2 (ko) |
| DK (1) | DK0670814T3 (ko) |
| ES (1) | ES2185668T3 (ko) |
| FI (1) | FI120582B (ko) |
| FR (1) | FR2710630B1 (ko) |
| PT (1) | PT670814E (ko) |
| RU (1) | RU2087417C1 (ko) |
| WO (1) | WO1995009128A1 (ko) |
Families Citing this family (61)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6001322A (en) * | 1993-09-29 | 1999-12-14 | Rhone-Poulenc Chimie | Precipitated silicas |
| FR2732328B1 (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 |
| 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 |
| FR2732260B1 (fr) * | 1995-04-03 | 1997-05-09 | Rhone Poulenc Chimie | Procede de projection de beton ou de mortier |
| FR2732327B1 (fr) * | 1995-04-03 | 1997-05-09 | Rhone Poulenc Chimie | Suspension aqueuse de silice et de sulfate d'aluminium ou d'alun, procedes de preparation et utilisations de ladite suspension |
| GB2308588B (en) | 1995-12-27 | 1999-06-02 | Rhone Poulenc Chemicals | Silica particulates |
| KR970065617A (ko) * | 1996-03-28 | 1997-10-13 | 남일 | 노방특성이 우수한 고무조성물 |
| CN1048956C (zh) * | 1996-05-14 | 2000-02-02 | 汪承源 | 二次结晶超细白炭黑的制法 |
| US5929156A (en) * | 1997-05-02 | 1999-07-27 | J.M. Huber Corporation | Silica product for use in elastomers |
| US5891949A (en) * | 1997-05-02 | 1999-04-06 | J.M. Huber Corporation | Natural rubber compound |
| FR2763581B1 (fr) | 1997-05-26 | 1999-07-23 | Rhodia Chimie Sa | Silice precipitee utilisable comme charge renforcante pour elastomeres |
| US20010051176A1 (en) * | 1997-08-06 | 2001-12-13 | Jean-Francois Viot | Composition comprising a liquid absorbed on a support based on precipitated silica |
| IL123841A0 (en) * | 1998-03-26 | 1998-10-30 | Rotem Amfert Negev Ltd | Precipitated silica particulates with improved dispersability |
| US7153521B2 (en) * | 1998-03-30 | 2006-12-26 | Rhodia Chimie | Composition comprising a liquid absorbed on a support based on precipitated silica |
| DE19840153A1 (de) * | 1998-09-03 | 2000-04-20 | Degussa | Fällungskieselsäure |
| JP4536375B2 (ja) | 2001-06-28 | 2010-09-01 | ソシエテ ド テクノロジー ミシュラン | 極めて低い比表面積のシリカで強化されたタイヤトレッド |
| CN1547601B (zh) * | 2001-06-28 | 2012-09-05 | 米其林技术公司 | 采用具有低比表面积的二氧化硅增强的轮胎胎面 |
| WO2003031511A1 (fr) * | 2001-10-09 | 2003-04-17 | The Yokohama Rubber Co., Ltd. | Composition de caoutchouc |
| 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 |
| EP1495502A4 (en) * | 2002-02-07 | 2006-12-13 | Kvg Technologies Inc | GELIFIED ELECTROLYTE LEAD BATTERY BATTERY, FORMED BY FILTRATION OF ABSORBENT SEPARATORS, ITS ELECTROLYTES, AND ITS ABSORBENT SEPARATORS |
| FR2843121B3 (fr) | 2002-08-02 | 2004-09-10 | Rhodia Chimie Sa | Agent ignifugeant, procede de preparation et l'utilisation de cet agent |
| FR2849441B1 (fr) * | 2002-12-30 | 2006-07-28 | Rhodia Chimie Sa | Procede de preparation d'une suspension de silice dans une matiere silicone eventuellement reticulable |
| FR2849444B1 (fr) * | 2002-12-30 | 2006-07-28 | Rhodia Chimie Sa | Procede de preparation d'un suspension de silice dans une matiere silicone eventuellement reticulable |
| 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 |
| 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 |
| 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 |
| ES2606713T3 (es) * | 2009-07-03 | 2017-03-27 | Evonik Degussa Gmbh | Sílice hidrófila como carga para formulaciones de caucho de silicona |
| FR2949455B1 (fr) * | 2009-09-03 | 2011-09-16 | Rhodia Operations | Nouveau procede de preparation de silices precipitees |
| WO2012005013A1 (ja) * | 2010-07-09 | 2012-01-12 | 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 |
| 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) |
| 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) |
| 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) |
| JP5872125B1 (ja) * | 2014-08-05 | 2016-03-01 | 住友ゴム工業株式会社 | ゴム組成物およびタイヤ |
| BR112018000959A2 (pt) | 2015-07-28 | 2018-09-18 | Rhodia Operations | processo para a recuperação de sulfato de sódio |
| 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 |
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| JP2024511855A (ja) | 2021-04-02 | 2024-03-15 | ローディア オペレーションズ | 新規なシリカ、その調製のための方法、及びその使用 |
| 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 |
| US20240327624A1 (en) | 2023-03-29 | 2024-10-03 | The Goodyear Tire & Rubber Company | Rubber composition incorporating a preformed natural rubber-carbon black composite material |
| US20240327626A1 (en) | 2023-03-29 | 2024-10-03 | The Goodyear Tire & Rubber Company | Low rolling resistance coating composition |
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Family Cites Families (58)
| 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 |
| US3699624A (en) * | 1969-05-14 | 1972-10-24 | Koppy Corp | Stretch method for making a tubular product |
| 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 |
| 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 |
| US5236623A (en) * | 1984-07-11 | 1993-08-17 | Rhone-Poulenc Chimie | Process for the production of a silica colloid |
| 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 |
| EP0249524B1 (fr) * | 1986-06-06 | 1992-01-29 | Rhone-Poulenc Chimie | Granulés à base de silice, procédé de préparation et leur application comme charge renforçante dans les élastomères |
| 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 |
| EP0643015B1 (de) * | 1993-08-07 | 1996-09-18 | Degussa Aktiengesellschaft | Verfahren zur Herstellung einer Fällungskieselsäure |
| FR2732328B1 (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 |
-
1993
- 1993-09-29 FR FR9311554A patent/FR2710630B1/fr not_active Expired - Lifetime
-
1994
- 1994-09-29 WO PCT/FR1994/001144 patent/WO1995009128A1/fr active IP Right Grant
- 1994-09-29 BR BR9405617-0A patent/BR9405617A/pt not_active IP Right Cessation
- 1994-09-29 DK DK94928935T patent/DK0670814T3/da active
- 1994-09-29 JP JP7510155A patent/JP3051450B2/ja not_active Expired - Lifetime
- 1994-09-29 PT PT94928935T patent/PT670814E/pt unknown
- 1994-09-29 DE DE69429331T patent/DE69429331T2/de not_active Expired - Lifetime
- 1994-09-29 EP EP94928935A patent/EP0670814B1/fr not_active Expired - Lifetime
- 1994-09-29 AU AU78164/94A patent/AU686241B2/en not_active Expired
- 1994-09-29 KR KR1019950702168A patent/KR0164039B1/ko not_active IP Right Cessation
- 1994-09-29 RU RU9495112452A patent/RU2087417C1/ru active
- 1994-09-29 CA CA002150368A patent/CA2150368C/fr not_active Expired - Lifetime
- 1994-09-29 ES ES94928935T patent/ES2185668T3/es not_active Expired - Lifetime
- 1994-09-29 AT AT94928935T patent/ATE210075T1/de not_active IP Right Cessation
- 1994-09-29 CN CN94190730A patent/CN1047150C/zh not_active Expired - Lifetime
-
1995
- 1995-05-29 FI FI952606A patent/FI120582B/fi not_active IP Right Cessation
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1997
- 1997-06-30 US US08/886,146 patent/US5882617A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0670814B1 (fr) | 2001-12-05 |
| CA2150368A1 (fr) | 1995-04-06 |
| WO1995009128A1 (fr) | 1995-04-06 |
| AU686241B2 (en) | 1998-02-05 |
| CN1047150C (zh) | 1999-12-08 |
| FI952606A (fi) | 1995-05-29 |
| DE69429331T2 (de) | 2002-10-31 |
| FR2710630B1 (fr) | 1995-12-29 |
| RU2087417C1 (ru) | 1997-08-20 |
| ES2185668T3 (es) | 2003-05-01 |
| FI952606A0 (fi) | 1995-05-29 |
| ATE210075T1 (de) | 2001-12-15 |
| KR0164039B1 (ko) | 1998-11-16 |
| CA2150368C (fr) | 2001-05-01 |
| JP3051450B2 (ja) | 2000-06-12 |
| CN1114833A (zh) | 1996-01-10 |
| EP0670814A1 (fr) | 1995-09-13 |
| DK0670814T3 (da) | 2002-06-17 |
| FR2710630A1 (fr) | 1995-04-07 |
| JPH08501527A (ja) | 1996-02-20 |
| US5882617A (en) | 1999-03-16 |
| PT670814E (pt) | 2002-05-31 |
| AU7816494A (en) | 1995-04-18 |
| FI120582B (fi) | 2009-12-15 |
| DE69429331D1 (de) | 2002-01-17 |
| BR9405617A (pt) | 1999-09-08 |
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