IL45978A - Production of spongy ceramic catalyst supports - Google Patents
Production of spongy ceramic catalyst supportsInfo
- Publication number
- IL45978A IL45978A IL45978A IL4597874A IL45978A IL 45978 A IL45978 A IL 45978A IL 45978 A IL45978 A IL 45978A IL 4597874 A IL4597874 A IL 4597874A IL 45978 A IL45978 A IL 45978A
- Authority
- IL
- Israel
- Prior art keywords
- spheroids
- polystyrene
- ceramic material
- spheroskeleton
- ceramic
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title claims description 14
- 239000000919 ceramic Substances 0.000 title claims description 12
- 238000004519 manufacturing process Methods 0.000 title description 3
- 239000004793 Polystyrene Substances 0.000 claims description 31
- 229920002223 polystyrene Polymers 0.000 claims description 31
- 229910010293 ceramic material Inorganic materials 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- 239000007900 aqueous suspension Substances 0.000 claims description 9
- 229920006248 expandable polystyrene Polymers 0.000 claims description 7
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 6
- 239000002270 dispersing agent Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000003960 organic solvent Substances 0.000 claims description 5
- 238000005202 decontamination Methods 0.000 claims description 4
- 230000003588 decontaminative effect Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 239000000440 bentonite Substances 0.000 claims description 3
- 229910000278 bentonite Inorganic materials 0.000 claims description 3
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 3
- 238000001354 calcination Methods 0.000 claims description 3
- 230000004927 fusion Effects 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- 239000011343 solid material Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims 1
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- 239000002245 particle Substances 0.000 description 6
- 239000000945 filler Substances 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 4
- 239000013543 active substance Substances 0.000 description 4
- 239000012876 carrier material Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 235000012907 honey Nutrition 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910018626 Al(OH) Inorganic materials 0.000 description 1
- 241000264877 Hippospongia communis Species 0.000 description 1
- 230000004520 agglutination Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0215—Coating
- B01J37/0221—Coating of particles
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
- C04B38/0615—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances the burned-out substance being a monolitic element having approximately the same dimensions as the final article, e.g. a porous polyurethane sheet or a prepreg obtained by bonding together resin particles
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2355498A DE2355498C3 (de) | 1973-11-07 | 1973-11-07 | Verfahren zur Herstellung eines schwammartigen keramischen Körpers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL45978A0 IL45978A0 (en) | 1975-02-10 |
| IL45978A true IL45978A (en) | 1977-05-31 |
Family
ID=5897351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL45978A IL45978A (en) | 1973-11-07 | 1974-11-01 | Production of spongy ceramic catalyst supports |
Country Status (17)
| Country | Link |
|---|---|
| JP (1) | JPS5075608A (it) |
| AT (1) | AT344669B (it) |
| BE (1) | BE821896A (it) |
| BR (1) | BR7409283A (it) |
| CA (1) | CA1039480A (it) |
| CH (1) | CH606780A5 (it) |
| DD (1) | DD117616A5 (it) |
| DE (1) | DE2355498C3 (it) |
| DK (1) | DK579074A (it) |
| FR (1) | FR2249851B1 (it) |
| GB (1) | GB1462237A (it) |
| IL (1) | IL45978A (it) |
| IT (1) | IT1023138B (it) |
| NL (1) | NL7414361A (it) |
| PL (1) | PL97181B1 (it) |
| RO (1) | RO71032A (it) |
| SE (1) | SE7413935L (it) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60251182A (ja) * | 1984-05-28 | 1985-12-11 | 品川白煉瓦株式会社 | 多孔性耐火固体の製造方法 |
| DE3511825A1 (de) * | 1985-03-30 | 1986-10-02 | Feldmühle AG, 4000 Düsseldorf | Sinterkoerper aus keramischem material |
| JPH0631179B2 (ja) * | 1985-10-18 | 1994-04-27 | マツダ株式会社 | エンジンの排気ガス浄化用フイルタの製造方法 |
| JP2759147B2 (ja) * | 1987-02-25 | 1998-05-28 | 住友化学工業株式会社 | セラミツク多孔体の製造方法 |
| DE3724156A1 (de) * | 1987-07-22 | 1989-02-02 | Norddeutsche Affinerie | Verfahren zum herstellen von metallischen oder keramischen hohlkugeln |
| DE3729126A1 (de) * | 1987-09-01 | 1989-04-06 | Mototech Motoren Umweltschutz | Dieselruss-partikelfilter und verfahren zu seiner herstellung |
| JPH05310464A (ja) * | 1992-05-11 | 1993-11-22 | Kunnetsupu Sekkai Kogyo Kk | 球殻状保温材及びその製造方法 |
| DE4420839A1 (de) * | 1994-06-15 | 1995-12-21 | Steag Ag | Verfahren und Vorrichtung zum Abscheiden von dampfförmigen Alkali- und Schwermetallverbindungen aus heißen Verbrennungsgasen |
-
1973
- 1973-11-07 DE DE2355498A patent/DE2355498C3/de not_active Expired
-
1974
- 1974-10-07 CH CH1343574A patent/CH606780A5/xx not_active IP Right Cessation
- 1974-10-28 GB GB4645774A patent/GB1462237A/en not_active Expired
- 1974-10-31 IT IT53831/74A patent/IT1023138B/it active
- 1974-10-31 JP JP49126059A patent/JPS5075608A/ja active Pending
- 1974-11-01 IL IL45978A patent/IL45978A/en unknown
- 1974-11-04 NL NL7414361A patent/NL7414361A/xx not_active Application Discontinuation
- 1974-11-05 AT AT885874A patent/AT344669B/de not_active IP Right Cessation
- 1974-11-05 DD DD182157A patent/DD117616A5/xx unknown
- 1974-11-06 BE BE150250A patent/BE821896A/xx unknown
- 1974-11-06 DK DK579074A patent/DK579074A/da unknown
- 1974-11-06 PL PL1974175618A patent/PL97181B1/pl unknown
- 1974-11-06 BR BR9283/74A patent/BR7409283A/pt unknown
- 1974-11-06 SE SE7413935A patent/SE7413935L/xx unknown
- 1974-11-06 CA CA213,181A patent/CA1039480A/en not_active Expired
- 1974-11-06 RO RO7480440A patent/RO71032A/ro unknown
- 1974-11-07 FR FR7436930A patent/FR2249851B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1039480A (en) | 1978-10-03 |
| DE2355498A1 (de) | 1975-06-05 |
| PL97181B1 (pl) | 1978-02-28 |
| DE2355498C3 (de) | 1979-08-30 |
| IT1023138B (it) | 1978-05-10 |
| BE821896A (fr) | 1975-05-06 |
| DE2355498B2 (it) | 1979-01-11 |
| AT344669B (de) | 1978-08-10 |
| SE7413935L (it) | 1975-05-09 |
| NL7414361A (nl) | 1975-05-12 |
| GB1462237A (en) | 1977-01-19 |
| DD117616A5 (it) | 1976-01-20 |
| DK579074A (it) | 1975-07-14 |
| CH606780A5 (it) | 1978-11-15 |
| JPS5075608A (it) | 1975-06-20 |
| FR2249851B1 (it) | 1980-12-05 |
| IL45978A0 (en) | 1975-02-10 |
| RO71032A (ro) | 1981-11-24 |
| BR7409283A (pt) | 1976-05-11 |
| FR2249851A1 (it) | 1975-05-30 |
| ATA885874A (de) | 1977-12-15 |
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