BR9501693A - Carbetos e nitretos de elementos de transição com porosidade controlada - Google Patents
Carbetos e nitretos de elementos de transição com porosidade controladaInfo
- Publication number
- BR9501693A BR9501693A BR9501693A BR9501693A BR9501693A BR 9501693 A BR9501693 A BR 9501693A BR 9501693 A BR9501693 A BR 9501693A BR 9501693 A BR9501693 A BR 9501693A BR 9501693 A BR9501693 A BR 9501693A
- Authority
- BR
- Brazil
- Prior art keywords
- carbides
- nitrides
- transition elements
- controlled porosity
- porosity
- Prior art date
Links
- 150000001247 metal acetylides Chemical class 0.000 title 1
- 150000004767 nitrides Chemical class 0.000 title 1
- 230000007704 transition Effects 0.000 title 1
Classifications
-
- 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
- B01J27/20—Carbon compounds
- B01J27/22—Carbides
-
- 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
- B01J27/24—Nitrogen compounds
-
- 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
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
-
- 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
- B01J35/69—Pore distribution bimodal
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Ceramic Products (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BR9501693A BR9501693A (pt) | 1995-05-11 | 1995-05-11 | Carbetos e nitretos de elementos de transição com porosidade controlada |
| EP96905624A EP0824371A1 (en) | 1995-05-11 | 1996-03-19 | Carbides and nitrides of transition elements with controlled porosity |
| CA002219797A CA2219797A1 (en) | 1995-05-11 | 1996-03-19 | Carbides and nitrides of transition elements with controlled porosity |
| JP8533616A JPH11510427A (ja) | 1995-05-11 | 1996-03-19 | 気孔率制御済み遷移元素炭化物と窒化物 |
| PCT/BR1996/000011 WO1996035510A1 (en) | 1995-05-11 | 1996-03-19 | Carbides and nitrides of transition elements with controlled porosity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BR9501693A BR9501693A (pt) | 1995-05-11 | 1995-05-11 | Carbetos e nitretos de elementos de transição com porosidade controlada |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9501693A true BR9501693A (pt) | 1997-09-16 |
Family
ID=4061227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9501693A BR9501693A (pt) | 1995-05-11 | 1995-05-11 | Carbetos e nitretos de elementos de transição com porosidade controlada |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0824371A1 (pt) |
| JP (1) | JPH11510427A (pt) |
| BR (1) | BR9501693A (pt) |
| CA (1) | CA2219797A1 (pt) |
| WO (1) | WO1996035510A1 (pt) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10002117A1 (de) * | 2000-01-20 | 2001-08-16 | Geesthacht Gkss Forschung | Katalyse der Wasserstoffsorptionskinetik von Hydriden durch Nitride und Carbide |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4271041A (en) * | 1979-02-08 | 1981-06-02 | The Board Of Trustees Of Leland Stanford Junior University | High surface area molybdenum oxycarbide catalysts |
| US4851206A (en) * | 1981-07-15 | 1989-07-25 | The Board Of Trustees Of The Leland Stanford Junior University, Stanford University | Methods and compostions involving high specific surface area carbides and nitrides |
| JPH0622680B2 (ja) * | 1987-09-28 | 1994-03-30 | 工業技術院長 | 触媒及びその製造方法 |
| FR2666520B1 (fr) * | 1990-09-06 | 1993-12-31 | Pechiney Recherche | Procede d'activation de la surface de carbures de metaux lourds a surface specifique elevee en vue de reactions catalytiques. |
-
1995
- 1995-05-11 BR BR9501693A patent/BR9501693A/pt not_active Application Discontinuation
-
1996
- 1996-03-19 CA CA002219797A patent/CA2219797A1/en not_active Abandoned
- 1996-03-19 JP JP8533616A patent/JPH11510427A/ja active Pending
- 1996-03-19 WO PCT/BR1996/000011 patent/WO1996035510A1/en not_active Application Discontinuation
- 1996-03-19 EP EP96905624A patent/EP0824371A1/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| WO1996035510A1 (en) | 1996-11-14 |
| EP0824371A1 (en) | 1998-02-25 |
| JPH11510427A (ja) | 1999-09-14 |
| CA2219797A1 (en) | 1996-11-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB36 | Technical and formal requirements: requirement - article 36 of industrial property law | ||
| FA8 | Dismissal: dismissal - article 36, par. 1 of industrial property law | ||
| B15K | Others concerning applications: alteration of classification |
Ipc: B01J 27/22 (2006.01), B01J 27/24 (2006.0 |