CN101918312A - 二氧化硅颗粒及其制备方法和使用方法 - Google Patents

二氧化硅颗粒及其制备方法和使用方法 Download PDF

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Publication number
CN101918312A
CN101918312A CN2008801017977A CN200880101797A CN101918312A CN 101918312 A CN101918312 A CN 101918312A CN 2008801017977 A CN2008801017977 A CN 2008801017977A CN 200880101797 A CN200880101797 A CN 200880101797A CN 101918312 A CN101918312 A CN 101918312A
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particle
particles
silica particles
porous silica
silica
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CN2008801017977A
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Chinese (zh)
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J·N·普赖尔
L·金德特
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Alltech Associates Inc
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Alltech Associates Inc
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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
    • 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
    • C01B33/124—Preparation of adsorbing porous silica not in gel form and not finely divided, i.e. silicon skeletons, by acidic treatment of siliceous materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28016—Particle form
    • B01J20/28019—Spherical, ellipsoidal or cylindrical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28057—Surface area, e.g. B.E.T specific surface area
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28069—Pore volume, e.g. total pore volume, mesopore volume, micropore volume
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28078—Pore diameter
    • B01J20/28083—Pore diameter being in the range 2-50 nm, i.e. mesopores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
    • B01J20/282—Porous sorbents
    • B01J20/283—Porous sorbents based on silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3291—Characterised by the shape of the carrier, the coating or the obtained coated product
    • B01J20/3293—Coatings on a core, the core being particle or fiber shaped, e.g. encapsulated particles, coated fibers
    • 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
    • C01B33/145—Preparation of hydroorganosols, organosols or dispersions in an organic medium
    • 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
    • C01B33/16—Preparation of silica xerogels
    • C01B33/163—Preparation of silica xerogels by hydrolysis of organosilicon compounds, e.g. ethyl orthosilicate
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Silicon Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Cosmetics (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
CN2008801017977A 2007-06-04 2008-06-04 二氧化硅颗粒及其制备方法和使用方法 Pending CN101918312A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US93306907P 2007-06-04 2007-06-04
US60/933069 2007-06-04
PCT/US2008/007034 WO2008150537A2 (en) 2007-06-04 2008-06-04 Silica particles and methods of making and using the same

Publications (1)

Publication Number Publication Date
CN101918312A true CN101918312A (zh) 2010-12-15

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CN2008801017977A Pending CN101918312A (zh) 2007-06-04 2008-06-04 二氧化硅颗粒及其制备方法和使用方法

Country Status (12)

Country Link
US (1) US20100116743A1 (https=)
EP (1) EP2167425A2 (https=)
JP (1) JP5498377B2 (https=)
KR (1) KR20100022499A (https=)
CN (1) CN101918312A (https=)
AR (1) AR066853A1 (https=)
AU (1) AU2008260452A1 (https=)
CA (1) CA2690537A1 (https=)
IN (1) IN2009DN08217A (https=)
MX (1) MX2009013170A (https=)
TW (1) TW200914372A (https=)
WO (1) WO2008150537A2 (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104010970A (zh) * 2011-12-01 2014-08-27 赛默电子制造有限公司 用于液相色谱的多孔颗粒以及其制备方法
CN107923884A (zh) * 2015-08-25 2018-04-17 昭和电工株式会社 液相色谱用柱以及具备该液相色谱用柱的液相色谱装置
CN110449116A (zh) * 2018-04-13 2019-11-15 安捷伦科技有限公司 支持液体萃取中作为填充材料的合成二氧化硅

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101411007B1 (ko) * 2010-12-31 2014-06-23 제일모직주식회사 방현 필름용 조성물 및 이를 포함하는 방현 필름
CN102380345B (zh) * 2011-08-03 2013-01-16 济南大学 孔呈梯度分布的中空二氧化硅微球及其制备方法和应用
EP2812091B1 (en) 2012-09-17 2021-03-10 W.R. Grace & CO. - CONN. Chromatography media and devices
PL3137209T3 (pl) 2014-05-02 2023-01-02 W.R. Grace & Co. - Conn. Funkcjonalizowany materiał nośnikowy i sposoby wytwarzania oraz stosowania funkcjonalizowanego materiału nośnikowego
KR102566292B1 (ko) 2015-06-05 2023-08-10 더블유.알. 그레이스 앤드 캄파니-콘. 흡착성 바이오프로세싱 정화제와 이의 제조 및 사용 방법
AU2018262708B2 (en) 2017-05-04 2021-06-03 Nanologica Ab A process for manufacturing porous silica particles loaded with at least one bioactive compound adapted for lung, nasal, sublingual and/or pharyngeal delivery
KR102427987B1 (ko) * 2018-11-27 2022-08-02 주식회사 엘지화학 전가수분해된 폴리실리케이트의 합성방법
GB201916122D0 (en) 2019-11-06 2019-12-18 Nanologica Ab New compositions
JPWO2021153502A1 (https=) * 2020-01-28 2021-08-05
KR20240159622A (ko) * 2022-03-16 2024-11-05 더블유.알. 그레이스 앤드 캄파니-콘. 다공성 구형 실리카 겔 입자를 제조하는 방법
US20240018006A1 (en) * 2022-07-13 2024-01-18 Uchicago Argonne, Llc Method For Producing Porous Nanocrystalline Silicon

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160728A (en) * 1976-12-08 1979-07-10 E. I. Du Pont De Nemours And Company Bimodal chromatographic resolving zone
US5023208A (en) * 1989-12-19 1991-06-11 Orion Laboratories, Inc. Sol-gel process for glass and ceramic articles
WO1992003378A1 (en) * 1990-08-23 1992-03-05 United States Department Of Energy A METHOD FOR PRODUCING METAL OXIDE AEROGELS HAVING DENSITIES LESS THAN 0.02 g/cm?3¿
CN1923684A (zh) * 2006-09-15 2007-03-07 南开大学 纳米球形介孔二氧化硅材料和制备方法

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1473239A (https=) * 1966-01-31 1967-05-29
US3591518A (en) * 1968-12-31 1971-07-06 Du Pont Silica aquasols and powders
SE417431B (sv) * 1975-12-12 1981-03-16 Pharmacia Fine Chemicals Ab Dextranderivatgel for elektroforetisk separation
US4301034A (en) * 1980-05-21 1981-11-17 Phillips Petroleum Company Silica from single phase controlled hydrolysis of silicate ester
DE3616133A1 (de) * 1985-09-25 1987-11-19 Merck Patent Gmbh Kugelfoermige sio(pfeil abwaerts)2(pfeil abwaerts)-partikel
US4943425A (en) * 1988-04-01 1990-07-24 Gte Laboratories Incorporated Method of making high purity dense silica of large particle size
IT1240673B (it) * 1990-04-24 1993-12-17 Tenav Microsfere di aerogels di ossidi inorganici a stretta distribuzione dei diametri dei pori e metodo per la loro preparazione
US5409683A (en) * 1990-08-23 1995-04-25 Regents Of The University Of California Method for producing metal oxide aerogels
US5425930A (en) * 1993-09-17 1995-06-20 Alliedsignal Inc. Process for forming large silica spheres by low temperature nucleation
IT1266660B1 (it) * 1993-11-04 1997-01-09 Eniricerche Spa Procedimento per la preparazione di xerogels di silice porosi in forma sferica
JP2580537B2 (ja) * 1994-06-27 1997-02-12 工業技術院長 シリカ球状粒子からなる三次元網状構造体
US5728457A (en) * 1994-09-30 1998-03-17 Cornell Research Foundation, Inc. Porous polymeric material with gradients
US6290735B1 (en) * 1997-10-31 2001-09-18 Nanogram Corporation Abrasive particles for surface polishing
GB2355711B (en) * 1999-10-27 2003-12-24 Agilent Technologies Inc Porous silica microsphere scavengers
US6569908B2 (en) * 2000-01-19 2003-05-27 Oji Paper Co., Ltd. Dispersion of silica particle agglomerates and process for producing the same
US7250214B2 (en) * 2001-08-09 2007-07-31 Waters Investments Limited Porous inorganic/organic hybrid monolith materials for chromatographic separations and process for their preparation
PT1419106T (pt) * 2001-08-13 2016-12-27 Rhodia Chimie Sa Processo de preparação de sílicas, sílicas com distribuição granulométrica e/ou repartição porosa específicas e suas utilizações, em particular no reforço de polímeros
US7101523B2 (en) * 2001-09-25 2006-09-05 Mitsubishi Chemical Corporation Silica
US20040091411A1 (en) * 2002-11-08 2004-05-13 Bijan Modrek-Najafabadi High surface area, high porosity silica packing with narrow particle and pore diameter distribution and methods of making same
JP2005154195A (ja) * 2003-11-25 2005-06-16 Matsushita Electric Works Ltd エアロゲル材、及びこのエアロゲル材にて形成される物品
US20060169640A1 (en) * 2005-02-01 2006-08-03 Hubert Quinn High throughput screening, purification and recovery system for large and small molecules
US7468130B2 (en) * 2005-02-15 2008-12-23 Dionex Corporation Organosilanes and substrates covalently bonded with same and methods for synthesis and use same
PT103257B (pt) * 2005-04-05 2007-05-31 Inst Superior Tecnico Método de produção subcrítica de xerogéis e aerogéis monolíticos híbridos de sílica e látex modificado com grupos alcoxissilano
SG131016A1 (en) * 2005-09-19 2007-04-26 Millipore Corp Asymmetric porous adsorptive bead
WO2007095158A2 (en) * 2006-02-13 2007-08-23 Advanced Materials Technology, Inc. Process for preparing substrates with porous surface

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160728A (en) * 1976-12-08 1979-07-10 E. I. Du Pont De Nemours And Company Bimodal chromatographic resolving zone
US5023208A (en) * 1989-12-19 1991-06-11 Orion Laboratories, Inc. Sol-gel process for glass and ceramic articles
WO1992003378A1 (en) * 1990-08-23 1992-03-05 United States Department Of Energy A METHOD FOR PRODUCING METAL OXIDE AEROGELS HAVING DENSITIES LESS THAN 0.02 g/cm?3¿
CN1923684A (zh) * 2006-09-15 2007-03-07 南开大学 纳米球形介孔二氧化硅材料和制备方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104010970A (zh) * 2011-12-01 2014-08-27 赛默电子制造有限公司 用于液相色谱的多孔颗粒以及其制备方法
US10493428B2 (en) 2011-12-01 2019-12-03 Thermo Electron Manufacturing Limited Porous particles for liquid chromatography and processes for the preparation thereof
CN107923884A (zh) * 2015-08-25 2018-04-17 昭和电工株式会社 液相色谱用柱以及具备该液相色谱用柱的液相色谱装置
CN107923884B (zh) * 2015-08-25 2020-10-16 昭和电工株式会社 液相色谱用柱以及具备该液相色谱用柱的液相色谱装置
CN110449116A (zh) * 2018-04-13 2019-11-15 安捷伦科技有限公司 支持液体萃取中作为填充材料的合成二氧化硅
CN110449116B (zh) * 2018-04-13 2023-10-13 安捷伦科技有限公司 支持液体萃取中作为填充材料的合成二氧化硅

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Publication number Publication date
WO2008150537A2 (en) 2008-12-11
TW200914372A (en) 2009-04-01
JP5498377B2 (ja) 2014-05-21
AR066853A1 (es) 2009-09-16
IN2009DN08217A (https=) 2015-07-24
US20100116743A1 (en) 2010-05-13
KR20100022499A (ko) 2010-03-02
CA2690537A1 (en) 2008-12-11
EP2167425A2 (en) 2010-03-31
AU2008260452A1 (en) 2008-12-11
WO2008150537A3 (en) 2010-08-12
MX2009013170A (es) 2010-03-01
JP2010531798A (ja) 2010-09-30

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Application publication date: 20101215