AT322511B - PROCESS FOR THE DIRECT MANUFACTURING OF A PURE CRYSTALLINE ZEOLITHIC MOLECULAR SCREEN WITH A PORE WIDTH OF 4Å. - Google Patents
PROCESS FOR THE DIRECT MANUFACTURING OF A PURE CRYSTALLINE ZEOLITHIC MOLECULAR SCREEN WITH A PORE WIDTH OF 4Å.Info
- Publication number
- AT322511B AT322511B AT539970A AT539970A AT322511B AT 322511 B AT322511 B AT 322511B AT 539970 A AT539970 A AT 539970A AT 539970 A AT539970 A AT 539970A AT 322511 B AT322511 B AT 322511B
- Authority
- AT
- Austria
- Prior art keywords
- molecular screen
- pure crystalline
- pore width
- direct manufacturing
- zeolithic
- Prior art date
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)
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)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT539970A AT322511B (en) | 1970-06-15 | 1970-06-15 | PROCESS FOR THE DIRECT MANUFACTURING OF A PURE CRYSTALLINE ZEOLITHIC MOLECULAR SCREEN WITH A PORE WIDTH OF 4Å. |
DE19712127754 DE2127754C3 (en) | 1970-06-15 | 1971-06-04 | Process for the batchwise or continuous production of crystalline zeolite of the molecular sieve type with a pore size of approx. 4 angstroms by reacting a sodium silicate solution with a sodium aluminate solution |
FR7121721A FR2096360A5 (en) | 1970-06-15 | 1971-06-15 | 4 a molecular sieve zeolites - by one stage ppgn from aqs sodium silicate and aluminate soln |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT539970A AT322511B (en) | 1970-06-15 | 1970-06-15 | PROCESS FOR THE DIRECT MANUFACTURING OF A PURE CRYSTALLINE ZEOLITHIC MOLECULAR SCREEN WITH A PORE WIDTH OF 4Å. |
Publications (1)
Publication Number | Publication Date |
---|---|
AT322511B true AT322511B (en) | 1975-05-26 |
Family
ID=3575364
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT539970A AT322511B (en) | 1970-06-15 | 1970-06-15 | PROCESS FOR THE DIRECT MANUFACTURING OF A PURE CRYSTALLINE ZEOLITHIC MOLECULAR SCREEN WITH A PORE WIDTH OF 4Å. |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT322511B (en) |
DE (1) | DE2127754C3 (en) |
FR (1) | FR2096360A5 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT330930B (en) * | 1973-04-13 | 1976-07-26 | Henkel & Cie Gmbh | PROCESS FOR THE PRODUCTION OF SOLID, SPILLABLE DETERGENTS OR CLEANING AGENTS WITH A CONTENT OF CALCIUM BINDING SUBSTANCES |
DE2333068C3 (en) * | 1973-06-29 | 1983-06-09 | Degussa Ag, 6000 Frankfurt | Process for the preparation of a powdery crystalline zeolitic molecular sieve of type A and its use |
DE2447021C3 (en) * | 1974-10-02 | 1984-03-22 | Degussa Ag, 6000 Frankfurt | Type A crystalline zeolite powder and the process for its preparation |
FR2376073A1 (en) * | 1976-12-30 | 1978-07-28 | Rhone Poulenc Ind | Type 4A zeolite of high cation exchange rate prepn. - from sodium silicate and aluminate, useful in detergency and as molecular sieve |
FR2444005A1 (en) * | 1978-12-15 | 1980-07-11 | Ugine Kuhlmann | INDUSTRIAL PROCESS FOR THE SEMI-CONTINUOUS MANUFACTURE OF ZEOLITE A |
IT1165442B (en) * | 1979-01-26 | 1987-04-22 | Montedison Spa | TYPE A ZEOLITES, WITH A HIGH DEGREE OF CRYSTALLINITY AND A FINE GRANULOMETRY AND PROCESS FOR THEIR PRODUCTION |
FR2454997A1 (en) * | 1979-04-24 | 1980-11-21 | Ugine Kuhlmann | ZEOLITE CRYSTALLIZATION DURING INDUSTRIAL MANUFACTURING PROCESSES |
IT1284078B1 (en) * | 1996-06-27 | 1998-05-08 | Condea Augusta Spa | MICROPOROUS CRYSTALLINE MATERIAL, PROCEDURE FOR PREPARATION AND USE IN DETERGENT COMPOSITIONS |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1038015B (en) * | 1955-06-20 | 1958-09-04 | Union Carbide Corp | Process for the production of synthetic zeolitic molecular sieves |
DE1095795B (en) * | 1958-10-03 | 1960-12-29 | Bayer Ag | Process for the preparation of sodium zeolite A. |
US3433588A (en) * | 1964-03-20 | 1969-03-18 | Pechiney Saint Gobain | Method for the preparation of 4 angstrom unit zeolites |
-
1970
- 1970-06-15 AT AT539970A patent/AT322511B/en not_active IP Right Cessation
-
1971
- 1971-06-04 DE DE19712127754 patent/DE2127754C3/en not_active Expired
- 1971-06-15 FR FR7121721A patent/FR2096360A5/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2127754A1 (en) | 1971-12-30 |
DE2127754C3 (en) | 1985-04-18 |
FR2096360A5 (en) | 1972-02-11 |
DE2127754B2 (en) | 1979-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |