DE1669576A1 - Verfahren zur Verbesserung des Mahlgrades oder der Feinheit und Filtrierbarkeit von Asbestfasern - Google Patents
Verfahren zur Verbesserung des Mahlgrades oder der Feinheit und Filtrierbarkeit von AsbestfasernInfo
- Publication number
- DE1669576A1 DE1669576A1 DE19671669576 DE1669576A DE1669576A1 DE 1669576 A1 DE1669576 A1 DE 1669576A1 DE 19671669576 DE19671669576 DE 19671669576 DE 1669576 A DE1669576 A DE 1669576A DE 1669576 A1 DE1669576 A1 DE 1669576A1
- Authority
- DE
- Germany
- Prior art keywords
- asbestos
- phosphate
- fibers
- treated
- fineness
- 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.)
- Pending
Links
- 239000000835 fiber Substances 0.000 title claims description 45
- 238000000034 method Methods 0.000 title claims description 19
- 239000010425 asbestos Substances 0.000 title description 83
- 229910052895 riebeckite Inorganic materials 0.000 title description 83
- 229910019142 PO4 Inorganic materials 0.000 claims description 26
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 19
- 239000010452 phosphate Substances 0.000 claims description 16
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 16
- 229920000388 Polyphosphate Polymers 0.000 claims description 11
- 239000001205 polyphosphate Substances 0.000 claims description 11
- 235000011176 polyphosphates Nutrition 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 10
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 9
- 239000007864 aqueous solution Substances 0.000 claims description 9
- 239000011734 sodium Substances 0.000 claims description 7
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910001463 metal phosphate Inorganic materials 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000004254 Ammonium phosphate Substances 0.000 claims 1
- 240000002129 Malva sylvestris Species 0.000 claims 1
- 235000006770 Malva sylvestris Nutrition 0.000 claims 1
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 229910000318 alkali metal phosphate Inorganic materials 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- 229910000148 ammonium phosphate Inorganic materials 0.000 claims 1
- 235000019289 ammonium phosphates Nutrition 0.000 claims 1
- 235000013351 cheese Nutrition 0.000 claims 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims 1
- 150000003112 potassium compounds Chemical class 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 32
- 235000021317 phosphate Nutrition 0.000 description 24
- 239000004568 cement Substances 0.000 description 16
- 238000001914 filtration Methods 0.000 description 16
- 239000000047 product Substances 0.000 description 14
- 238000012360 testing method Methods 0.000 description 14
- 238000007792 addition Methods 0.000 description 13
- 239000000203 mixture Substances 0.000 description 13
- 239000002002 slurry Substances 0.000 description 12
- 239000000243 solution Substances 0.000 description 11
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 10
- 238000002474 experimental method Methods 0.000 description 7
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 6
- 239000012153 distilled water Substances 0.000 description 5
- 230000000717 retained effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 150000004712 monophosphates Chemical class 0.000 description 3
- -1 sodium or potassium Chemical class 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 238000012956 testing procedure Methods 0.000 description 3
- 239000001226 triphosphate Substances 0.000 description 3
- 235000011178 triphosphate Nutrition 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 239000001177 diphosphate Substances 0.000 description 2
- XPPKVPWEQAFLFU-UHFFFAOYSA-J diphosphate(4-) Chemical class [O-]P([O-])(=O)OP([O-])([O-])=O XPPKVPWEQAFLFU-UHFFFAOYSA-J 0.000 description 2
- 235000011180 diphosphates Nutrition 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229940005740 hexametaphosphate Drugs 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 239000002557 mineral fiber Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 238000010561 standard procedure Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- UNXRWKVEANCORM-UHFFFAOYSA-N triphosphoric acid Chemical compound OP(O)(=O)OP(O)(=O)OP(O)(O)=O UNXRWKVEANCORM-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 241000972773 Aulopiformes Species 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 239000004111 Potassium silicate Substances 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 241000863032 Trieres Species 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910052910 alkali metal silicate Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 235000011007 phosphoric acid Nutrition 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 description 1
- 229910052913 potassium silicate Inorganic materials 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 235000019515 salmon Nutrition 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 235000019832 sodium triphosphate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 235000019818 tetrasodium diphosphate Nutrition 0.000 description 1
- CWBIFDGMOSWLRQ-UHFFFAOYSA-N trimagnesium;hydroxy(trioxido)silane;hydrate Chemical compound O.[Mg+2].[Mg+2].[Mg+2].O[Si]([O-])([O-])[O-].O[Si]([O-])([O-])[O-] CWBIFDGMOSWLRQ-UHFFFAOYSA-N 0.000 description 1
- 125000002264 triphosphate group Chemical class [H]OP(=O)(O[H])OP(=O)(O[H])OP(=O)(O[H])O* 0.000 description 1
- 239000011800 void material Substances 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1055—Coating or impregnating with inorganic materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/02—Loose filtering material, e.g. loose fibres
- B01D39/06—Inorganic material, e.g. asbestos fibres, glass beads or fibres
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2933—Coated or with bond, impregnation or core
- Y10T428/294—Coated or with bond, impregnation or core including metal or compound thereof [excluding glass, ceramic and asbestos]
- Y10T428/2958—Metal or metal compound in coating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31652—Of asbestos
Landscapes
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Aftertreatments Of Artificial And Natural Stones (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1515866 | 1966-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1669576A1 true DE1669576A1 (de) | 1971-08-05 |
Family
ID=10054065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19671669576 Pending DE1669576A1 (de) | 1966-04-05 | 1967-04-05 | Verfahren zur Verbesserung des Mahlgrades oder der Feinheit und Filtrierbarkeit von Asbestfasern |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3535150A (enExample) |
| BE (1) | BE696657A (enExample) |
| DE (1) | DE1669576A1 (enExample) |
| GB (1) | GB1143842A (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA956849A (en) * | 1972-01-27 | 1974-10-29 | Raymond T. Woodhams | Chemically opening chrysotile asbestos and encapsulating |
| US4048278A (en) * | 1973-05-17 | 1977-09-13 | Intalite International N.V. | Method for manufacturing dimensionally-stable shaped articles |
| US3957571A (en) * | 1974-10-10 | 1976-05-18 | Johns-Manville Corporation | Surface treatment of asbestos fibers |
| JPS53106828A (en) * | 1977-03-01 | 1978-09-18 | Agency Of Ind Science & Technol | High heat-resistant ceramic fiber and its production |
| US4401636A (en) * | 1980-01-08 | 1983-08-30 | Flow General, Inc. | Novel metal-micelle asbestos and treatment of asbestos and other silicate minerals to reduce their harmful properties |
| US4328197A (en) * | 1980-01-08 | 1982-05-04 | Flow General, Inc. | Metal-micelle asbestos and treatment of asbestos and other silicate minerals to reduce their harmful properties |
| AU542381B2 (en) * | 1980-05-27 | 1985-02-21 | Societe Nationale De L'amiante | Asbestos treated with phosphorus chlorides and phosphated asbestos fibres |
| US4451537A (en) * | 1981-06-30 | 1984-05-29 | Union Carbide Corporation | Asbestos composition having organo-silane coating |
| DE86249T1 (de) * | 1982-02-17 | 1984-06-20 | Flow General, Inc., Mclean, Va. | Metall-micellenasbest und behandlung von asbest und anderen silikatmineralien zur reduzierung ihrer schaedlichen eigenschaften. |
| US4474742A (en) * | 1983-02-17 | 1984-10-02 | Boston Biomedical Research Institute, Inc. | Treatment of asbestos |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2124768A (en) * | 1935-07-05 | 1938-07-26 | American Rock Wool Corp | Method of applying binding materials |
| US2567559A (en) * | 1944-12-29 | 1951-09-11 | Carey Philip Mfg Co | Asbestos sheet material and method of manufacture |
| US3232865A (en) * | 1962-06-11 | 1966-02-01 | Johns Manville | Method of purifying waste water |
| US3383230A (en) * | 1965-11-22 | 1968-05-14 | Johns Manville | Phosphoric acid bonded asbestos fiber sheets and method of manufacture |
-
0
- GB GB1143842D patent/GB1143842A/en not_active Expired
-
1967
- 1967-04-03 US US627764A patent/US3535150A/en not_active Expired - Lifetime
- 1967-04-05 BE BE696657D patent/BE696657A/xx unknown
- 1967-04-05 DE DE19671669576 patent/DE1669576A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1143842A (enExample) | 1900-01-01 |
| BE696657A (enExample) | 1967-10-05 |
| US3535150A (en) | 1970-10-20 |
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