ES489505A1 - Procedimiento para preparar nuevas modificaciones cristali- nas de sio2 - Google Patents
Procedimiento para preparar nuevas modificaciones cristali- nas de sio2Info
- Publication number
- ES489505A1 ES489505A1 ES489505A ES489505A ES489505A1 ES 489505 A1 ES489505 A1 ES 489505A1 ES 489505 A ES489505 A ES 489505A ES 489505 A ES489505 A ES 489505A ES 489505 A1 ES489505 A1 ES 489505A1
- Authority
- ES
- Spain
- Prior art keywords
- modification
- producing
- crystalline silica
- silica modification
- ions
- 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
Links
- 238000012986 modification Methods 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title 1
- 229910002026 crystalline silica Inorganic materials 0.000 title 1
- 230000004048 modification Effects 0.000 title 1
- 235000012239 silicon dioxide Nutrition 0.000 title 1
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- 238000002441 X-ray diffraction Methods 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 229910001415 sodium ion Inorganic materials 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B37/00—Compounds having molecular sieve properties but not having base-exchange properties
- C01B37/02—Crystalline silica-polymorphs, e.g. silicalites dealuminated aluminosilicate zeolites
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Silicon Compounds (AREA)
- Catalysts (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
Procedimiento para preparar nuevas modificaciones cristalinas de SiO2, cuyo diagrama de difracción de rayos X presenta, como mínimo las siguientes franjas de difracción d(Aº) I 11,60 36 10,02 15 5,80 11 4,18 100 3,87 79 2,84 16 cuyo procedimiento está caracterizado porquese cristaliza un SiO2 amorfo, reaccionable bajo condiciones hidrotermales, en presencia de hexametilendiamina.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2909930A DE2909930C2 (de) | 1979-03-14 | 1979-03-14 | Neue kristalline SiO↓2↓-Modifikation und Verfahren zu ihrer Herstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES489505A1 true ES489505A1 (es) | 1980-09-16 |
Family
ID=6065314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES489505A Expired ES489505A1 (es) | 1979-03-14 | 1980-03-13 | Procedimiento para preparar nuevas modificaciones cristali- nas de sio2 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4300911A (es) |
| EP (1) | EP0017028B1 (es) |
| AT (1) | ATE4044T1 (es) |
| BR (1) | BR8001494A (es) |
| CA (1) | CA1153868A (es) |
| DE (2) | DE2909930C2 (es) |
| ES (1) | ES489505A1 (es) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113307275A (zh) * | 2021-03-05 | 2021-08-27 | 武汉大学 | 一种高纯结晶二氧化硅颗粒的制备方法 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3031557C2 (de) * | 1980-08-21 | 1986-05-22 | Basf Ag, 6700 Ludwigshafen | Kristalliner Borsilikatzeolith ZBM-30 und Verfahren zu seiner Herstellung |
| GB2084552A (en) * | 1980-09-26 | 1982-04-15 | Norton Co | Silica polymorph |
| US4395388A (en) * | 1981-11-16 | 1983-07-26 | Standard Oil Company (Indiana) | Synthetic cristobalite |
| US4772456A (en) * | 1983-12-19 | 1988-09-20 | Labofina, S.A. | Process for preparing crystalline silicas |
| JPS61136909A (ja) * | 1984-12-04 | 1986-06-24 | Mitsubishi Chem Ind Ltd | 無水ケイ酸の水分散液組成物 |
| DE3928688A1 (de) * | 1989-08-30 | 1991-03-07 | Kali Chemie Ag | Neues kristallines siliziumdioxid |
| FR2882744B1 (fr) * | 2005-03-07 | 2008-06-06 | Inst Francais Du Petrole | Solide cristallise cok-7, procede de preparation et utilisation pour la transformation d'hydrocarbures |
| CN103114333B (zh) * | 2012-12-18 | 2016-08-03 | 常州英中纳米科技有限公司 | 单晶球形二氧化硅颗粒的制备方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4061724A (en) * | 1975-09-22 | 1977-12-06 | Union Carbide Corporation | Crystalline silica |
| DE2629709C2 (de) * | 1976-07-02 | 1982-06-03 | Ibm Deutschland Gmbh, 7000 Stuttgart | Verfahren zur Herstellung eines metallionenfreien amorphen Siliciumdioxids und daraus hergestelltes Poliermittel zum mechanischen Polieren von Halbleiteroberflächen |
| US4073865A (en) * | 1976-09-27 | 1978-02-14 | Union Carbide Corporation | Silica polymorph and process for preparing same |
| US4139600A (en) * | 1977-04-22 | 1979-02-13 | Mobil Oil Corporation | Synthesis of zeolite ZSM-5 |
| DE2751443C3 (de) | 1977-11-17 | 1980-08-14 | Union Carbide Corp., New York, N.Y. (V.St.A.) | Kristallines Siliciumdioxid |
| EP0015132B1 (en) * | 1979-02-21 | 1984-02-22 | Mobil Oil Corporation | Crystalline zeolitic material, synthesis and use thereof |
-
1979
- 1979-03-14 DE DE2909930A patent/DE2909930C2/de not_active Expired
-
1980
- 1980-02-20 CA CA000346042A patent/CA1153868A/en not_active Expired
- 1980-02-27 US US06/124,988 patent/US4300911A/en not_active Expired - Lifetime
- 1980-03-12 DE DE8080101260T patent/DE3064006D1/de not_active Expired
- 1980-03-12 AT AT80101260T patent/ATE4044T1/de not_active IP Right Cessation
- 1980-03-12 EP EP80101260A patent/EP0017028B1/de not_active Expired
- 1980-03-13 ES ES489505A patent/ES489505A1/es not_active Expired
- 1980-03-13 BR BR8001494A patent/BR8001494A/pt unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113307275A (zh) * | 2021-03-05 | 2021-08-27 | 武汉大学 | 一种高纯结晶二氧化硅颗粒的制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| BR8001494A (pt) | 1980-11-11 |
| DE2909930A1 (de) | 1980-09-25 |
| US4300911A (en) | 1981-11-17 |
| DE3064006D1 (en) | 1983-08-11 |
| CA1153868A (en) | 1983-09-20 |
| ATE4044T1 (de) | 1983-07-15 |
| DE2909930C2 (de) | 1984-05-10 |
| EP0017028A1 (de) | 1980-10-15 |
| EP0017028B1 (de) | 1983-07-06 |
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