ES370489A1 - Metodo para la preparacion de geles de silice. - Google Patents

Metodo para la preparacion de geles de silice.

Info

Publication number
ES370489A1
ES370489A1 ES370489A ES370489A ES370489A1 ES 370489 A1 ES370489 A1 ES 370489A1 ES 370489 A ES370489 A ES 370489A ES 370489 A ES370489 A ES 370489A ES 370489 A1 ES370489 A1 ES 370489A1
Authority
ES
Spain
Prior art keywords
xerogels
gel
solvent
preparing
silica
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.)
Expired
Application number
ES370489A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Millennium Petrochemicals Inc
Original Assignee
National Destillers and Chemical Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by National Destillers and Chemical Corp filed Critical National Destillers and Chemical Corp
Publication of ES370489A1 publication Critical patent/ES370489A1/es
Expired legal-status Critical Current

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
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/08—Silica
    • B01J35/615—
    • B01J35/647—
    • B01J35/651—
    • 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
    • C01B33/152—Preparation of hydrogels
    • C01B33/154—Preparation of hydrogels by acidic treatment of aqueous silicate solutions
    • 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
    • C01B33/152—Preparation of hydrogels
    • C01B33/154—Preparation of hydrogels by acidic treatment of aqueous silicate solutions
    • C01B33/1543—Preparation of hydrogels by acidic treatment of aqueous silicate solutions using ion exchangers
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene
ES370489A 1968-10-11 1969-07-23 Metodo para la preparacion de geles de silice. Expired ES370489A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76669368A 1968-10-11 1968-10-11

Publications (1)

Publication Number Publication Date
ES370489A1 true ES370489A1 (es) 1972-03-01

Family

ID=25077217

Family Applications (1)

Application Number Title Priority Date Filing Date
ES370489A Expired ES370489A1 (es) 1968-10-11 1969-07-23 Metodo para la preparacion de geles de silice.

Country Status (10)

Country Link
US (1) US3652216A (es)
JP (1) JPS498800B1 (es)
BE (1) BE738629A (es)
BR (1) BR6913063D0 (es)
ES (1) ES370489A1 (es)
FR (1) FR2020366A1 (es)
GB (1) GB1284087A (es)
MY (1) MY7500190A (es)
NL (1) NL152820B (es)
SE (1) SE360342B (es)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053565A (en) * 1968-08-06 1977-10-11 National Petro Chemicals Corporation Silica xerogels
US3935299A (en) * 1972-05-11 1976-01-27 Andrei Vladimirovich Kiselev Process for preparation of wide-pore adsorbent for use in chromatography
US3888972A (en) * 1972-05-11 1975-06-10 Andrei Vladimirovich Kiselev Process for preparation of wide-pore adsorbent for use in chromatography
US3870656A (en) * 1972-05-25 1975-03-11 Phillips Petroleum Co Preparation of silica-containing compositions
US3890249A (en) * 1972-11-29 1975-06-17 Phillips Petroleum Co Silica preparation
DE2455535A1 (de) * 1974-11-23 1976-05-26 Basf Ag Verfahren zum herstellen von olefinpolymerisaten
US3977993A (en) * 1975-03-12 1976-08-31 Gulf Research & Development Company Metal oxide aerogels
US4148864A (en) * 1976-05-05 1979-04-10 Mittex Aktiengesellschaft Silica gel of improved properties and process of making same
US4169926A (en) * 1978-01-16 1979-10-02 Phillips Petroleum Company Inorganic hydrogels and uses thereof
US4246137A (en) * 1979-05-31 1981-01-20 Chemplex Company Method of preparing zirconia-silica xerogels, the xerogels, and xerogel catalysts
US4356294A (en) * 1980-10-24 1982-10-26 National Petro Chemicals Corp. Production of polyolefins having improved ESCR
US4469814A (en) * 1982-12-10 1984-09-04 Coal Industry (Patents) Limited Catalysts
GB8303772D0 (en) * 1983-02-11 1983-03-16 Coal Industry Patents Ltd Catalytic process
US4766000A (en) * 1985-07-16 1988-08-23 Pq Corporation Prevention of chill haze in beer
GB2188310A (en) * 1986-03-27 1987-09-30 Shell Int Research A process for the preparation of silica particles
US5215733A (en) * 1986-04-25 1993-06-01 Unilever Patent Holdings B.V. Manufacture of silica gels using shear to reduce the particle size prior to washing with a hydrocyclone
US5310834A (en) * 1987-05-20 1994-05-10 Quantum Chemical Corporation Mixed chromium catalysts and polymerizations utilizing same
US5231066A (en) * 1991-09-11 1993-07-27 Quantum Chemical Corporation Bimodal silica gel, its preparation and use as a catalyst support
US5795556A (en) * 1993-12-14 1998-08-18 Hoechst Ag Xerogels and process for their preparation
DE19538333A1 (de) * 1995-10-14 1997-04-17 Basf Ag Verfahren zur unterkritischen Herstellung von Aerogelen
US6380105B1 (en) 1996-11-14 2002-04-30 Texas Instruments Incorporated Low volatility solvent-based method for forming thin film nanoporous aerogels on semiconductor substrates
US6319852B1 (en) 1995-11-16 2001-11-20 Texas Instruments Incorporated Nanoporous dielectric thin film formation using a post-deposition catalyst
US6130152A (en) 1995-11-16 2000-10-10 Texas Instruments Incorporated Aerogel thin film formation from multi-solvent systems
US5807607A (en) * 1995-11-16 1998-09-15 Texas Instruments Incorporated Polyol-based method for forming thin film aerogels on semiconductor substrates
US5762829A (en) * 1997-03-05 1998-06-09 Armstrong World Industries, Inc. Wet silica gels for aerogel and xerogel thermal insulation and processes for the wet gels
US6670302B2 (en) 1997-11-14 2003-12-30 W. R. Grace & Co.-Conn High pore volume polyolefin catalyst
DE60221950T2 (de) * 2001-11-27 2008-05-15 Mitsubishi Chemical Corp. Kieselsäure sowie Verfahren zu ihrer Herstellung
EA027044B1 (ru) * 2010-06-24 2017-06-30 ПиКью КОРПОРЕЙШН Подложки катализаторов, катализаторы и их получение и применение
RU2015114330A (ru) 2012-09-17 2016-11-10 У.Р. Грейс Энд Ко.-Конн. Хроматографические среды и устройства
ES2929099T3 (es) 2014-05-02 2022-11-24 Grace W R & Co Material de soporte funcionalizado y métodos de fabricación y uso de material de soporte funcionalizado
JP2018517559A (ja) 2015-06-05 2018-07-05 ダブリュー・アール・グレース・アンド・カンパニー−コーンＷ Ｒ Ｇｒａｃｅ ＆ Ｃｏ−Ｃｏｎｎ 吸着性バイオプロセス清澄化剤並びにその製造及び使用方法
CN114436275B (zh) * 2022-02-25 2023-04-28 深碳科技(深圳)有限公司 纳米SiO2及其制备方法、CO2吸附剂及其应用

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2731326A (en) * 1951-08-31 1956-01-17 Du Pont Process of preparing dense amorphous silica aggregates and product
US2765242A (en) * 1952-02-29 1956-10-02 Du Pont Process of making reinforced silica gel and esterified silica gel
US2785051A (en) * 1953-08-12 1957-03-12 Jefferson Lake Sulphur Co Method of making silica gel
US3041140A (en) * 1956-12-31 1962-06-26 Du Pont Pulverulent silica products
US2863727A (en) * 1957-01-28 1958-12-09 Columbia Southern Chem Corp Treatment of silica
US3081154A (en) * 1959-11-17 1963-03-12 Grace W R & Co Process for preparing fine size silica
US3453077A (en) * 1965-05-04 1969-07-01 Grace W R & Co Process for preparing microspheroidal silica
US3337299A (en) * 1965-05-24 1967-08-22 Jr Oliver W Burke Silica pigments and process for producing same
NL134071C (es) * 1965-07-02
US3428425A (en) * 1966-04-04 1969-02-18 Monsanto Co Method of preparing silica materials

Also Published As

Publication number Publication date
MY7500190A (en) 1975-12-31
NL152820B (nl) 1977-04-15
BR6913063D0 (pt) 1973-02-08
DE1945422B2 (de) 1975-07-17
SE360342B (es) 1973-09-24
FR2020366A1 (es) 1970-07-10
BE738629A (es) 1970-03-09
GB1284087A (en) 1972-08-02
NL6911999A (es) 1970-04-14
JPS498800B1 (es) 1974-02-28
US3652216A (en) 1972-03-28
DE1945422A1 (de) 1970-04-16

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