DE1771108B1 - Verfahren zum herstellen poroeser werkstuecke aus aluminium oxyd - Google Patents
Verfahren zum herstellen poroeser werkstuecke aus aluminium oxydInfo
- Publication number
- DE1771108B1 DE1771108B1 DE19681771108 DE1771108A DE1771108B1 DE 1771108 B1 DE1771108 B1 DE 1771108B1 DE 19681771108 DE19681771108 DE 19681771108 DE 1771108 A DE1771108 A DE 1771108A DE 1771108 B1 DE1771108 B1 DE 1771108B1
- Authority
- DE
- Germany
- Prior art keywords
- aluminum
- phosphate
- binder
- aluminum oxide
- workpieces
- Prior art date
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 17
- 229910052782 aluminium Inorganic materials 0.000 title claims description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims description 14
- 238000004519 manufacturing process Methods 0.000 title claims 5
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 23
- 239000011230 binding agent Substances 0.000 claims description 18
- 239000000843 powder Substances 0.000 claims description 14
- 238000005245 sintering Methods 0.000 claims description 14
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 claims description 13
- 229910019142 PO4 Inorganic materials 0.000 claims description 11
- 239000010452 phosphate Substances 0.000 claims description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
- 239000004927 clay Substances 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 6
- 239000000243 solution Substances 0.000 claims description 6
- 239000012298 atmosphere Substances 0.000 claims description 5
- 238000010304 firing Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000035699 permeability Effects 0.000 claims description 5
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000012188 paraffin wax Substances 0.000 claims description 4
- 238000010494 dissociation reaction Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 3
- 230000000379 polymerizing effect Effects 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 241001676573 Minium Species 0.000 claims description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 2
- -1 carboxy monoaluminum phosphate Chemical compound 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000005593 dissociations Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 235000019271 petrolatum Nutrition 0.000 claims description 2
- 235000021317 phosphate Nutrition 0.000 claims 8
- 239000000919 ceramic Substances 0.000 claims 4
- 239000000463 material Substances 0.000 claims 3
- 239000000047 product Substances 0.000 claims 2
- 229910017119 AlPO Inorganic materials 0.000 claims 1
- 239000004254 Ammonium phosphate Substances 0.000 claims 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 229920000388 Polyphosphate Polymers 0.000 claims 1
- 239000000654 additive Substances 0.000 claims 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims 1
- ZRIUUUJAJJNDSS-UHFFFAOYSA-N ammonium phosphates Chemical class [NH4+].[NH4+].[NH4+].[O-]P([O-])([O-])=O ZRIUUUJAJJNDSS-UHFFFAOYSA-N 0.000 claims 1
- 235000019289 ammonium phosphates Nutrition 0.000 claims 1
- 125000005340 bisphosphate group Chemical group 0.000 claims 1
- 239000007795 chemical reaction product Substances 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 claims 1
- 229910052731 fluorine Inorganic materials 0.000 claims 1
- 239000011737 fluorine Substances 0.000 claims 1
- 230000004907 flux Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 229920000609 methyl cellulose Polymers 0.000 claims 1
- 239000001923 methylcellulose Substances 0.000 claims 1
- 235000010981 methylcellulose Nutrition 0.000 claims 1
- 239000004570 mortar (masonry) Substances 0.000 claims 1
- 230000001590 oxidative effect Effects 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 229920003023 plastic Polymers 0.000 claims 1
- 239000001205 polyphosphate Substances 0.000 claims 1
- 235000011176 polyphosphates Nutrition 0.000 claims 1
- 238000007711 solidification Methods 0.000 claims 1
- 230000008023 solidification Effects 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 4
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 3
- 239000012300 argon atmosphere Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 235000011007 phosphoric acid Nutrition 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- 229920001875 Ebonite Polymers 0.000 description 1
- 239000004264 Petrolatum Substances 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229940066842 petrolatum Drugs 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229940099259 vaseline Drugs 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2027—Metallic material
- B01D39/2031—Metallic material the material being particulate
- B01D39/2034—Metallic material the material being particulate sintered or bonded by inorganic agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2068—Other inorganic materials, e.g. ceramics
- B01D39/2072—Other inorganic materials, e.g. ceramics the material being particulate or granular
- B01D39/2075—Other inorganic materials, e.g. ceramics the material being particulate or granular sintered or bonded by inorganic agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D59/00—Separation of different isotopes of the same chemical element
- B01D59/10—Separation by diffusion
- B01D59/12—Separation by diffusion by diffusion through barriers
- B01D59/14—Construction of the barrier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/02—Inorganic material
- B01D71/022—Metals
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR101917A FR1533248A (fr) | 1967-04-07 | 1967-04-07 | Frittage accéléré des céramiques d'alumine poreuses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1771108B1 true DE1771108B1 (de) | 1972-02-03 |
Family
ID=8628396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681771108 Withdrawn DE1771108B1 (de) | 1967-04-07 | 1968-04-03 | Verfahren zum herstellen poroeser werkstuecke aus aluminium oxyd |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3538202A (https=) |
| BE (1) | BE712856A (https=) |
| CH (1) | CH488636A (https=) |
| DE (1) | DE1771108B1 (https=) |
| ES (1) | ES352389A1 (https=) |
| FR (1) | FR1533248A (https=) |
| GB (1) | GB1219472A (https=) |
| LU (1) | LU55848A1 (https=) |
| NL (1) | NL6804592A (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3812910A1 (de) * | 1988-04-18 | 1989-10-26 | Hanseatische Praezisions Und O | Keramik-verbundwerkstoff und verfahren zu dessen herstellung |
| DE19609126A1 (de) * | 1996-03-08 | 1997-09-11 | Schumacher Umwelt Trenntech | Poröse Form und Verfahren zu ihrer Herstellung |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4039338A (en) * | 1972-12-29 | 1977-08-02 | International Business Machines Corporation | Accelerated sintering for a green ceramic sheet |
| US4191721A (en) * | 1977-10-06 | 1980-03-04 | General Electric Company | Making ceramic articles having a high degree of porosity and crushability characteristics |
| US4187266A (en) * | 1977-10-06 | 1980-02-05 | General Electric Company | Process for making a ceramic article having a dense integral outer barrier layer and a high degree of porosity and crushability characteristics |
| US4191720A (en) * | 1977-10-06 | 1980-03-04 | General Electric Company | Method for making porous, crushable core having an integral outer barrier layer |
| US4221748A (en) * | 1979-01-25 | 1980-09-09 | General Electric Company | Method for making porous, crushable core having a porous integral outer barrier layer having a density gradient therein |
| US4246215A (en) * | 1979-06-06 | 1981-01-20 | General Electric Company | Method for firing low density graphite/alumina compacts and cores |
| DE3105579C2 (de) | 1981-02-16 | 1982-11-25 | Didier-Werke Ag, 6200 Wiesbaden | Verfahren zur Herstellung von keramische Fasern enthaltenden, körnigen, feuerbeständigen oder feuerfesten Materialien, nach dem Verfahren hergestellte Materialien und ihre Verwendung |
| JPS6067115U (ja) * | 1983-10-17 | 1985-05-13 | 四季ロール株式会社 | 濾過器 |
| GB2153813B (en) * | 1984-02-01 | 1987-04-01 | Matroc Limited Morgan | Radiation-reflective ceramic material |
| GB8923009D0 (en) * | 1989-10-12 | 1989-11-29 | Alcan Int Ltd | Porous inorganic membranes |
| US5385700A (en) * | 1991-05-03 | 1995-01-31 | Programme 3 Patent Holdings | Method of making a holder of ceramic material |
| US5268199A (en) * | 1993-04-02 | 1993-12-07 | The Center Of Innovative Technology | Alkali corrosion resistant coatings and ceramic foams having superfine open cell structure and method of processing |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB519885A (en) * | 1938-10-05 | 1940-04-09 | Arthur Marshall Mcintosh | Improvements in the manufacture of ceramic articles |
| US2422809A (en) * | 1942-12-09 | 1947-06-24 | Stupakoff Ceramic & Mfg Co | Method of molding ceramic articles |
| US2425151A (en) * | 1943-12-02 | 1947-08-05 | Herbert H Greger | Method of preparing air-setting refractory mortars |
| US2425152A (en) * | 1946-05-02 | 1947-08-05 | Briggs Filtration Company | Plastic refractory |
| US2630616A (en) * | 1948-10-08 | 1953-03-10 | Phillips Petroleum Co | Stabilized alumina pebbles |
| US2852401A (en) * | 1955-06-13 | 1958-09-16 | Harbison Walker Refractories | Unshaped high temperature refractory |
| US3131239A (en) * | 1957-04-26 | 1964-04-28 | Commissariat Energie Atomique | Method of manufacturing porous barriers |
| US2966421A (en) * | 1957-12-24 | 1960-12-27 | Gen Electric | Cellular lightweight, alumina ceramic |
| NL247542A (https=) * | 1959-01-20 | |||
| AT231337B (de) * | 1960-11-15 | 1964-01-27 | Aluminiumphosphat enthaltendes Bindemittel zur Herstellung feuerfester Steine, Massen, Mörtel usw. | |
| US3274008A (en) * | 1963-12-23 | 1966-09-20 | Aluminum Lab Ltd | Refractory compositions and methods of preparation |
| US3438620A (en) * | 1967-04-21 | 1969-04-15 | Dresser Ind | Reveberatory copper-matte smelting furnace |
-
1967
- 1967-04-07 FR FR101917A patent/FR1533248A/fr not_active Expired
-
1968
- 1968-03-28 BE BE712856D patent/BE712856A/xx unknown
- 1968-03-28 GB GB04992/68A patent/GB1219472A/en not_active Expired
- 1968-04-02 NL NL6804592A patent/NL6804592A/xx unknown
- 1968-04-03 DE DE19681771108 patent/DE1771108B1/de not_active Withdrawn
- 1968-04-04 ES ES352389A patent/ES352389A1/es not_active Expired
- 1968-04-05 LU LU55848D patent/LU55848A1/xx unknown
- 1968-04-05 CH CH504668A patent/CH488636A/fr not_active IP Right Cessation
-
1969
- 1969-12-11 US US880496A patent/US3538202A/en not_active Expired - Lifetime
Non-Patent Citations (1)
| Title |
|---|
| None * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3812910A1 (de) * | 1988-04-18 | 1989-10-26 | Hanseatische Praezisions Und O | Keramik-verbundwerkstoff und verfahren zu dessen herstellung |
| DE19609126A1 (de) * | 1996-03-08 | 1997-09-11 | Schumacher Umwelt Trenntech | Poröse Form und Verfahren zu ihrer Herstellung |
Also Published As
| Publication number | Publication date |
|---|---|
| ES352389A1 (es) | 1969-08-01 |
| US3538202A (en) | 1970-11-03 |
| NL6804592A (https=) | 1968-10-08 |
| BE712856A (https=) | 1968-07-31 |
| CH488636A (fr) | 1970-04-15 |
| FR1533248A (fr) | 1968-07-19 |
| LU55848A1 (https=) | 1968-07-03 |
| GB1219472A (en) | 1971-01-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |