DE2823927C2 - - Google Patents
Info
- Publication number
- DE2823927C2 DE2823927C2 DE19782823927 DE2823927A DE2823927C2 DE 2823927 C2 DE2823927 C2 DE 2823927C2 DE 19782823927 DE19782823927 DE 19782823927 DE 2823927 A DE2823927 A DE 2823927A DE 2823927 C2 DE2823927 C2 DE 2823927C2
- Authority
- DE
- Germany
- 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
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
- C01B33/20—Silicates
- C01B33/26—Aluminium-containing silicates, i.e. silico-aluminates
- C01B33/28—Base exchange silicates, e.g. zeolites
- C01B33/2807—Zeolitic silicoaluminates with a tridimensional crystalline structure possessing molecular sieve properties; Isomorphous compounds wherein a part of the aluminium ore of the silicon present may be replaced by other elements such as gallium, germanium, phosphorus; Preparation of zeolitic molecular sieves from molecular sieves of another type or from preformed reacting mixtures
- C01B33/2815—Zeolitic silicoaluminates with a tridimensional crystalline structure possessing molecular sieve properties; Isomorphous compounds wherein a part of the aluminium ore of the silicon present may be replaced by other elements such as gallium, germanium, phosphorus; Preparation of zeolitic molecular sieves from molecular sieves of another type or from preformed reacting mixtures of type A (UNION CARBIDE trade name; corresponds to GRACE's types Z-12 or Z-12L)
- C01B33/283—Zeolitic silicoaluminates with a tridimensional crystalline structure possessing molecular sieve properties; Isomorphous compounds wherein a part of the aluminium ore of the silicon present may be replaced by other elements such as gallium, germanium, phosphorus; Preparation of zeolitic molecular sieves from molecular sieves of another type or from preformed reacting mixtures of type A (UNION CARBIDE trade name; corresponds to GRACE's types Z-12 or Z-12L) from a reaction mixture containing at least one aluminium silicate or aluminosilicate of a clay-type, e.g. kaolin or metakaolin or its exotherm modification or allophane
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2304977A GB1603084A (en) | 1977-05-31 | 1977-05-31 | Zeolites |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2823927A1 DE2823927A1 (de) | 1978-12-14 |
DE2823927C2 true DE2823927C2 (US07321065-20080122-C00020.png) | 1987-01-22 |
Family
ID=10189284
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19782823927 Granted DE2823927A1 (de) | 1977-05-31 | 1978-05-31 | Verfahren zur herstellung von zeolith a |
Country Status (5)
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2125390B (en) * | 1982-08-16 | 1985-12-24 | Ici Plc | Preparation of zeolites |
US5089056A (en) * | 1989-04-21 | 1992-02-18 | Thiele Kaolin Company | Opacifying kaolin pigments and process for making same by reacting with sodium hydroxide in water |
DE10142899B4 (de) * | 2000-09-04 | 2006-01-19 | Bundesrepublik Deutschland, vertreten durch den Präsidenten der Bundesanstalt für Geowissenschaften und Rohstoffe | Verfahren zur Synthese von hochreinem NaA-Zeolith aus unaufbereiteten allophanreichen Lehmen |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3114603A (en) * | 1960-01-15 | 1963-12-17 | Union Carbide Corp | Process for synthetic zeolite a |
FR1264441A (fr) * | 1960-08-05 | 1961-06-19 | Grace W R & Co | Procédé de préparation de zéolites synthétiques cristallines |
-
1977
- 1977-05-31 GB GB2304977A patent/GB1603084A/en not_active Expired
-
1978
- 1978-05-25 CA CA304,110A patent/CA1101825A/en not_active Expired
- 1978-05-31 DE DE19782823927 patent/DE2823927A1/de active Granted
- 1978-05-31 FR FR7816284A patent/FR2392934A1/fr active Granted
- 1978-05-31 ES ES470368A patent/ES470368A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2392934A1 (fr) | 1978-12-29 |
FR2392934B1 (US07321065-20080122-C00020.png) | 1983-08-19 |
CA1101825A (en) | 1981-05-26 |
ES470368A1 (es) | 1979-01-16 |
GB1603084A (en) | 1981-11-18 |
DE2823927A1 (de) | 1978-12-14 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8128 | New person/name/address of the agent |
Representative=s name: JUNG, E., DIPL.-CHEM. DR.PHIL. SCHIRDEWAHN, J., DI |
|
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8363 | Opposition against the patent | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: ECC INTERNATIONAL LTD., ST. AUSTELL, CORNWALL, GB |
|
8365 | Fully valid after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |