IT1289904B1 - Composizione cristallina mesoporosa ad alta area superficiale di un metallo tetravalente utile come catalizzatore - Google Patents
Composizione cristallina mesoporosa ad alta area superficiale di un metallo tetravalente utile come catalizzatoreInfo
- Publication number
- IT1289904B1 IT1289904B1 IT97MI000074A ITMI970074A IT1289904B1 IT 1289904 B1 IT1289904 B1 IT 1289904B1 IT 97MI000074 A IT97MI000074 A IT 97MI000074A IT MI970074 A ITMI970074 A IT MI970074A IT 1289904 B1 IT1289904 B1 IT 1289904B1
- Authority
- IT
- Italy
- Prior art keywords
- tetravalent metal
- surface area
- high surface
- catalyst
- crystalline composition
- Prior art date
Links
- 239000002184 metal Substances 0.000 title abstract 3
- 239000003054 catalyst Substances 0.000 title 1
- 101100283604 Caenorhabditis elegans pigk-1 gene Proteins 0.000 abstract 1
- 229910019142 PO4 Inorganic materials 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000010452 phosphate Substances 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
- C07F9/3839—Polyphosphonic acids
- C07F9/3843—Polyphosphonic acids containing no further substituents than -PO3H2 groups
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/16—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/615—100-500 m2/g
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/647—2-50 nm
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/66—Pore distribution
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/38—Condensed phosphates
- C01B25/42—Pyrophosphates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT97MI000074A IT1289904B1 (it) | 1997-01-16 | 1997-01-16 | Composizione cristallina mesoporosa ad alta area superficiale di un metallo tetravalente utile come catalizzatore |
DE69704258T DE69704258T2 (de) | 1997-01-16 | 1997-12-19 | Mesoporöse kristalline Zusammensetzung mit hoher spezifischer Oberfläche eines tetravalenten Metalles verwendbar als Katalysator |
AT97122457T ATE199661T1 (de) | 1997-01-16 | 1997-12-19 | Mesoporöse kristalline zusammensetzung mit hoher spezifischer oberfläche eines tetravalenten metalles verwendbar als katalysator |
EP97122457A EP0855217B1 (en) | 1997-01-16 | 1997-12-19 | Mesoporous crystalline composition with a high surface area of a tetravalent metal which can be used as catalyst |
US08/999,263 US5993768A (en) | 1997-01-16 | 1997-12-29 | Mesoporous crystalline composition with a high surface area of a tetravalent metal which can be used as catalyst |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT97MI000074A IT1289904B1 (it) | 1997-01-16 | 1997-01-16 | Composizione cristallina mesoporosa ad alta area superficiale di un metallo tetravalente utile come catalizzatore |
Publications (2)
Publication Number | Publication Date |
---|---|
ITMI970074A1 ITMI970074A1 (it) | 1998-07-16 |
IT1289904B1 true IT1289904B1 (it) | 1998-10-19 |
Family
ID=11375634
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT97MI000074A IT1289904B1 (it) | 1997-01-16 | 1997-01-16 | Composizione cristallina mesoporosa ad alta area superficiale di un metallo tetravalente utile come catalizzatore |
Country Status (5)
Country | Link |
---|---|
US (1) | US5993768A (it) |
EP (1) | EP0855217B1 (it) |
AT (1) | ATE199661T1 (it) |
DE (1) | DE69704258T2 (it) |
IT (1) | IT1289904B1 (it) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITPG20020013A1 (it) * | 2002-03-13 | 2003-09-15 | Fuma Tech | Membrane a conduzione protonica contenenti fosfato di zirconio o fosfati solfoarilenfosfonati di zirconio dispersi in una matrice polimerica |
US7589041B2 (en) | 2004-04-23 | 2009-09-15 | Massachusetts Institute Of Technology | Mesostructured zeolitic materials, and methods of making and using the same |
ES2319007B1 (es) * | 2006-12-07 | 2010-02-16 | Rive Technology, Inc. | Metodos para fabricar materiales zeoliticos mesoestructurados. |
US8206498B2 (en) * | 2007-10-25 | 2012-06-26 | Rive Technology, Inc. | Methods of recovery of pore-forming agents for mesostructured materials |
US8524625B2 (en) * | 2009-01-19 | 2013-09-03 | Rive Technology, Inc. | Compositions and methods for improving the hydrothermal stability of mesostructured zeolites by rare earth ion exchange |
CN102333728A (zh) | 2009-01-19 | 2012-01-25 | 里福技术股份有限公司 | 在低Si/Al沸石中引入介孔 |
US8685875B2 (en) * | 2009-10-20 | 2014-04-01 | Rive Technology, Inc. | Methods for enhancing the mesoporosity of zeolite-containing materials |
US20110171121A1 (en) * | 2010-01-08 | 2011-07-14 | Rive Technology, Inc. | Compositions and methods for making stabilized mesoporous materials |
AU2012240093B2 (en) | 2011-04-08 | 2015-06-11 | W. R. Grace & Co.-Conn. | Mesoporous framework-modified zeolites |
US9376324B2 (en) | 2012-01-13 | 2016-06-28 | Rive Technology, Inc. | Introduction of mesoporosity into zeolite materials with sequential acid, surfactant, and base treatment |
CN103930369A (zh) | 2012-01-13 | 2014-07-16 | 瑞弗科技有限公司 | 低硅沸石的中孔隙率的引入 |
US8765660B1 (en) | 2013-03-08 | 2014-07-01 | Rive Technology, Inc. | Separation of surfactants from polar solids |
US9662640B2 (en) | 2013-12-27 | 2017-05-30 | Rive Technology, Inc. | Introducing mesoporosity into zeolite materials with a modified acid pre-treatment step |
CN107001056B (zh) | 2014-12-11 | 2019-04-02 | 瑞弗科技有限公司 | 以减少的处理制备介孔沸石 |
US10626019B2 (en) | 2014-12-30 | 2020-04-21 | W. R. Grace & Co.-Conn. | Methods for preparing zeolites with surfactant-templated mesoporosity and tunable aluminum content |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4180551A (en) * | 1971-04-08 | 1979-12-25 | Texas A&M University System | Modified zirconium phosphates |
IT1154308B (it) * | 1982-05-17 | 1987-01-21 | Consiglio Nazionale Ricerche | Pellicole inorganiche a scambio ionico costituite da sali acidi insolubili di metalli tetravalenti con struttura a strati e/o loro derivati e relativo procedimento di preparazione |
IT1200018B (it) * | 1983-08-01 | 1989-01-05 | Anic Spa | Scambiatori cationici inorganici e procedimento per la loro preparazione |
US4721738A (en) * | 1985-10-07 | 1988-01-26 | Occidental Research Corporation | Polymeric compositions including microwave energy sensitizing additives |
IT1243781B (it) * | 1990-08-03 | 1994-06-28 | Eniricerche Spa | Composizione solida cristallina mesoporosa di difosfonato-fosfito di un metallo tetravalente, con una stretta distribuzione di mesopori |
IT1244485B (it) * | 1990-12-21 | 1994-07-15 | Eniricerche Spa | Composizione solida cristallina microporosa di difosfonato-fosfito di un metallo tetravalente con una stretta distribuzione di micropori |
GB9107655D0 (en) * | 1991-04-11 | 1991-05-29 | Interox Chemicals Ltd | Selective hydroxylation |
IT1273512B (it) * | 1995-04-07 | 1997-07-08 | Eniricerche Spa | Composizione acida cristallina mesoporosa di un difosfonato-fosfito di un metallo tetravalente utile come catalizzatore |
-
1997
- 1997-01-16 IT IT97MI000074A patent/IT1289904B1/it active IP Right Grant
- 1997-12-19 DE DE69704258T patent/DE69704258T2/de not_active Expired - Fee Related
- 1997-12-19 AT AT97122457T patent/ATE199661T1/de not_active IP Right Cessation
- 1997-12-19 EP EP97122457A patent/EP0855217B1/en not_active Expired - Lifetime
- 1997-12-29 US US08/999,263 patent/US5993768A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0855217A1 (en) | 1998-07-29 |
DE69704258T2 (de) | 2001-07-05 |
ATE199661T1 (de) | 2001-03-15 |
EP0855217B1 (en) | 2001-03-14 |
US5993768A (en) | 1999-11-30 |
DE69704258D1 (de) | 2001-04-19 |
ITMI970074A1 (it) | 1998-07-16 |
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