BR8005382A - Processos para preparacao de silica gel e de silica xerogel, e silicas xerogel com densidade regular e com densidade intermediaria - Google Patents
Processos para preparacao de silica gel e de silica xerogel, e silicas xerogel com densidade regular e com densidade intermediariaInfo
- Publication number
- BR8005382A BR8005382A BR8005382A BR8005382A BR8005382A BR 8005382 A BR8005382 A BR 8005382A BR 8005382 A BR8005382 A BR 8005382A BR 8005382 A BR8005382 A BR 8005382A BR 8005382 A BR8005382 A BR 8005382A
- Authority
- BR
- Brazil
- Prior art keywords
- silic
- xerogel
- density
- processes
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/080,485 US4279879A (en) | 1979-10-01 | 1979-10-01 | Silica gel |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8005382A true BR8005382A (pt) | 1981-05-19 |
Family
ID=22157688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8005382A BR8005382A (pt) | 1979-10-01 | 1980-08-26 | Processos para preparacao de silica gel e de silica xerogel, e silicas xerogel com densidade regular e com densidade intermediaria |
Country Status (9)
Country | Link |
---|---|
US (1) | US4279879A (pt) |
JP (1) | JPS5654220A (pt) |
AU (1) | AU534983B2 (pt) |
BR (1) | BR8005382A (pt) |
CA (1) | CA1152849A (pt) |
CH (1) | CH645075A5 (pt) |
DE (1) | DE3034578A1 (pt) |
FR (1) | FR2466436A1 (pt) |
GB (3) | GB2060704B (pt) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4417999A (en) * | 1982-06-03 | 1983-11-29 | Witco Chemical Corporation | Free flowing antistatic composition |
US4508607A (en) * | 1982-10-18 | 1985-04-02 | W. R. Grace & Co. | Particulate dialytic silica |
SE459731B (sv) * | 1987-06-29 | 1989-07-31 | Eka Nobel Ab | Silikapartiklar, foerfarande foer deras framstaellning samt anvaendning av partiklarna |
DE3815008A1 (de) * | 1988-04-30 | 1989-11-09 | Henkel Kgaa | Verfahren zur aufarbeitung waessriger, elektrolyte enthaltender suspensionen hochquellfaehiger schichtsilicate |
US5149553A (en) * | 1989-10-12 | 1992-09-22 | Pq Corporation | Beer processing and composition |
US6764690B2 (en) | 1996-05-29 | 2004-07-20 | Delsitech Oy | Dissolvable oxides for biological applications |
US6258864B1 (en) | 1999-01-20 | 2001-07-10 | Cabot Corporation | Polymer foam containing chemically modified carbonaceous filler |
US6586501B1 (en) | 1999-01-20 | 2003-07-01 | Cabot Corporation | Aggregates having attached polymer groups and polymer foams |
US8596468B2 (en) * | 2007-06-27 | 2013-12-03 | J.M. Huber Corporation | Composite caustic silica gel manufacturing method and gels made thereby |
US7803343B2 (en) * | 2007-06-27 | 2010-09-28 | J.M. Huber Corporation | Silica gel manufacturing method and gels made thereby |
US7553416B2 (en) * | 2007-06-27 | 2009-06-30 | J.M. Huber Corporation | Caustic silica gel manufacturing method and gels made thereby |
JP5944894B2 (ja) * | 2010-06-24 | 2016-07-05 | ピーキュー コーポレイション | 触媒担体粒子、および触媒担体粒子の作製方法 |
EP3219671A4 (en) | 2014-11-11 | 2017-11-15 | Panasonic Intellectual Property Management Co., Ltd. | Aerogel and manufacturing method thereof |
JP6829622B2 (ja) * | 2017-02-21 | 2021-02-10 | 株式会社Jcu | 電解液およびこれを用いた電解析出方法 |
US11186656B2 (en) | 2019-05-24 | 2021-11-30 | Chevron Phillips Chemical Company Lp | Preparation of large pore silicas and uses thereof in chromium catalysts for olefin polymerization |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1557491A (en) * | 1923-05-05 | 1925-10-13 | Codd Laurence William | Production of alkali-silicate solution |
US1562940A (en) * | 1924-03-27 | 1925-11-24 | Newell L Collins | Production of silicic acid |
US2731411A (en) * | 1951-12-05 | 1956-01-17 | Ionics | Electrically conductive membranes and the like comprising the sulfonated polymerizates of polyvinyl aryl compounds |
US3041317A (en) * | 1960-05-02 | 1962-06-26 | Du Pont | Fluorocarbon sulfonyl fluorides |
US3624053A (en) * | 1963-06-24 | 1971-11-30 | Du Pont | Trifluorovinyl sulfonic acid polymers |
US3282875A (en) * | 1964-07-22 | 1966-11-01 | Du Pont | Fluorocarbon vinyl ether polymers |
DE1745496A1 (de) * | 1966-02-18 | 1971-09-16 | Union Carbide Corp | Verfahren zum Aufpfropfen funktioneller Gruppen auf Polymerisate |
US3778307A (en) * | 1967-02-10 | 1973-12-11 | Chemnor Corp | Electrode and coating therefor |
US4053565A (en) * | 1968-08-06 | 1977-10-11 | National Petro Chemicals Corporation | Silica xerogels |
US3819811A (en) * | 1968-08-06 | 1974-06-25 | Nat Petro Chem | Preparation of silica gels |
US3801705A (en) * | 1968-10-11 | 1974-04-02 | Nat Petro Chem | Preparation of silica gels |
US3668088A (en) * | 1969-12-02 | 1972-06-06 | Du Pont | Method of producing colloidal silica by electrodialysis of a silicate |
US3975293A (en) * | 1970-06-04 | 1976-08-17 | Produits Chimiques Pechiney-Saint Gobain | Bodies of siliceous gels having large pores and process for preparing same |
US3711385A (en) * | 1970-09-25 | 1973-01-16 | Chemnor Corp | Electrode having platinum metal oxide coating thereon,and method of use thereof |
US3794712A (en) * | 1971-10-26 | 1974-02-26 | Nat Petro Chem | Preparation of silica gels |
US3887499A (en) * | 1971-12-06 | 1975-06-03 | Ionics | Cation exchange membranes having carboxylic and sulfonic acid functionality |
US3888972A (en) * | 1972-05-11 | 1975-06-10 | Andrei Vladimirovich Kiselev | Process for preparation of wide-pore adsorbent for use in chromatography |
US3846537A (en) * | 1972-08-21 | 1974-11-05 | Monsanto Co | Process of preparing silica xerogels |
US3996338A (en) * | 1973-12-17 | 1976-12-07 | National Distillers And Chemical Corporation | Silica xerogel |
US4061724A (en) * | 1975-09-22 | 1977-12-06 | Union Carbide Corporation | Crystalline silica |
CA1084872A (en) * | 1976-03-22 | 1980-09-02 | Barry A. Schenker | Method of producing silica sols by electrodialysis |
US4148864A (en) * | 1976-05-05 | 1979-04-10 | Mittex Aktiengesellschaft | Silica gel of improved properties and process of making same |
US4124471A (en) * | 1977-08-22 | 1978-11-07 | Diamond Shamrock Corporation | Controlling silica sol particle size |
US4190457A (en) * | 1978-06-09 | 1980-02-26 | Phillips Petroleum Co. | Preparation of inorganic xerogels |
US4193851A (en) * | 1978-07-21 | 1980-03-18 | Ppg Industries, Inc. | Silica gels and their formation by electrolysis of silicate solutions |
DE2853647C3 (de) * | 1978-12-13 | 1988-04-14 | Grace Gmbh, 2000 Norderstedt | Verfahren zur Herstellung von Kieselsäuregelen sowie deren Verwendung |
-
1979
- 1979-10-01 US US06/080,485 patent/US4279879A/en not_active Expired - Lifetime
-
1980
- 1980-08-07 CA CA000357748A patent/CA1152849A/en not_active Expired
- 1980-08-26 BR BR8005382A patent/BR8005382A/pt unknown
- 1980-09-04 AU AU62046/80A patent/AU534983B2/en not_active Ceased
- 1980-09-13 DE DE19803034578 patent/DE3034578A1/de not_active Withdrawn
- 1980-09-25 JP JP13244380A patent/JPS5654220A/ja active Granted
- 1980-09-30 FR FR8020948A patent/FR2466436A1/fr active Granted
- 1980-09-30 CH CH730680A patent/CH645075A5/fr not_active IP Right Cessation
- 1980-09-30 GB GB8031513A patent/GB2060704B/en not_active Expired
-
1983
- 1983-01-26 GB GB08302065A patent/GB2126203B/en not_active Expired
- 1983-09-21 GB GB08325208A patent/GB2131406B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1152849A (en) | 1983-08-30 |
GB2060704A (en) | 1981-05-07 |
JPH0137327B2 (pt) | 1989-08-07 |
US4279879A (en) | 1981-07-21 |
GB2126203A (en) | 1984-03-21 |
JPS5654220A (en) | 1981-05-14 |
FR2466436B1 (pt) | 1984-10-26 |
GB2131406A (en) | 1984-06-20 |
CH645075A5 (fr) | 1984-09-14 |
GB2131406B (en) | 1985-01-03 |
DE3034578A1 (de) | 1981-04-09 |
GB2060704B (en) | 1983-11-30 |
AU6204680A (en) | 1981-04-09 |
GB8302065D0 (en) | 1983-03-02 |
GB2126203B (en) | 1984-09-12 |
GB8325208D0 (en) | 1983-10-26 |
AU534983B2 (en) | 1984-02-23 |
FR2466436A1 (fr) | 1981-04-10 |
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