CH609658A5 - Process for producing fibre-containing building components - Google Patents
Process for producing fibre-containing building componentsInfo
- Publication number
- CH609658A5 CH609658A5 CH643374A CH643374A CH609658A5 CH 609658 A5 CH609658 A5 CH 609658A5 CH 643374 A CH643374 A CH 643374A CH 643374 A CH643374 A CH 643374A CH 609658 A5 CH609658 A5 CH 609658A5
- Authority
- CH
- Switzerland
- Prior art keywords
- water
- hemihydrate
- calcium sulfate
- gypsum
- sulfate hemihydrate
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 66
- 239000000835 fiber Substances 0.000 title claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 115
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 claims abstract description 70
- 239000011230 binding agent Substances 0.000 claims abstract description 45
- 239000002245 particle Substances 0.000 claims abstract description 37
- 239000000203 mixture Substances 0.000 claims abstract description 32
- 238000000465 moulding Methods 0.000 claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 claims abstract description 21
- 239000007900 aqueous suspension Substances 0.000 claims abstract description 17
- 239000000126 substance Substances 0.000 claims abstract description 14
- 239000010440 gypsum Substances 0.000 claims description 47
- 229910052602 gypsum Inorganic materials 0.000 claims description 47
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 43
- 239000011507 gypsum plaster Substances 0.000 claims description 19
- 239000013078 crystal Substances 0.000 claims description 15
- 239000002002 slurry Substances 0.000 claims description 10
- 238000009835 boiling Methods 0.000 claims description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 7
- 239000011505 plaster Substances 0.000 claims description 7
- 239000007858 starting material Substances 0.000 claims description 7
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 6
- 239000003365 glass fiber Substances 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 5
- 239000010425 asbestos Substances 0.000 claims description 5
- 239000011591 potassium Substances 0.000 claims description 5
- 229910052895 riebeckite Inorganic materials 0.000 claims description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 4
- MPCRDALPQLDDFX-UHFFFAOYSA-L Magnesium perchlorate Chemical compound [Mg+2].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O MPCRDALPQLDDFX-UHFFFAOYSA-L 0.000 claims description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 4
- 229910052791 calcium Inorganic materials 0.000 claims description 4
- 239000011575 calcium Substances 0.000 claims description 4
- 235000013339 cereals Nutrition 0.000 claims description 4
- 150000001805 chlorine compounds Chemical class 0.000 claims description 4
- 239000010941 cobalt Substances 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- 238000010411 cooking Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 239000011777 magnesium Substances 0.000 claims description 4
- 239000011490 mineral wool Substances 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 229910052700 potassium Inorganic materials 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 4
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 4
- 229910052718 tin Inorganic materials 0.000 claims description 4
- 239000011135 tin Substances 0.000 claims description 4
- 239000012736 aqueous medium Substances 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 3
- 230000018044 dehydration Effects 0.000 claims description 3
- 238000006297 dehydration reaction Methods 0.000 claims description 3
- 239000000839 emulsion Substances 0.000 claims description 3
- 239000002657 fibrous material Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920002401 polyacrylamide Polymers 0.000 claims description 3
- 238000001953 recrystallisation Methods 0.000 claims description 3
- 229920003043 Cellulose fiber Polymers 0.000 claims description 2
- 229920000742 Cotton Polymers 0.000 claims description 2
- 241000219422 Urtica Species 0.000 claims description 2
- 235000009108 Urtica dioica Nutrition 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 235000013312 flour Nutrition 0.000 claims description 2
- 239000011491 glass wool Substances 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims description 2
- 238000010079 rubber tapping Methods 0.000 claims description 2
- 239000013589 supplement Substances 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 235000011132 calcium sulphate Nutrition 0.000 description 8
- 150000004683 dihydrates Chemical class 0.000 description 4
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical class OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910052925 anhydrite Inorganic materials 0.000 description 2
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical class O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 description 2
- 239000001175 calcium sulphate Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical class OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- OJYGBLRPYBAHRT-UHFFFAOYSA-N alphachloralose Chemical compound O1C(C(Cl)(Cl)Cl)OC2C(O)C(C(O)CO)OC21 OJYGBLRPYBAHRT-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- ZHZFKLKREFECML-UHFFFAOYSA-L calcium;sulfate;hydrate Chemical compound O.[Ca+2].[O-]S([O-])(=O)=O ZHZFKLKREFECML-UHFFFAOYSA-L 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- -1 if necessary Substances 0.000 description 1
- 229910000358 iron sulfate Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000002367 phosphate rock Substances 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000003340 retarding agent Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
- 229910000368 zinc sulfate Inorganic materials 0.000 description 1
- 229960001763 zinc sulfate Drugs 0.000 description 1
Classifications
-
- 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
- B01D53/26—Drying gases or vapours
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
-
- 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
- C04B11/00—Calcium sulfate cements
-
- 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
- C04B11/00—Calcium sulfate cements
- C04B11/02—Methods and apparatus for dehydrating gypsum
- C04B11/024—Ingredients added before, or during, the calcining process, e.g. calcination modifiers
-
- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/153—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification with subsequent heating, i.e. with the air, given the required humidity in the central station, passing a heating element to achieve the required temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/002—Defroster control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/02—Detecting the presence of frost or condensate
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Producing Shaped Articles From Materials (AREA)
- Paper (AREA)
- Nonwoven Fabrics (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2336220A DE2336220C2 (de) | 1973-07-17 | 1973-07-17 | Verfahren zur Herstellung von faserhaltigen Baukörpern |
| DE19732337374 DE2337374A1 (de) | 1973-07-23 | 1973-07-23 | Verfahren zur herstellung von faserhaltigen baukoerpern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH609658A5 true CH609658A5 (en) | 1979-03-15 |
Family
ID=25765502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH643374A CH609658A5 (en) | 1973-07-17 | 1974-05-10 | Process for producing fibre-containing building components |
Country Status (10)
| Country | Link |
|---|---|
| AR (1) | AR215567A1 (enrdf_load_stackoverflow) |
| AT (2) | AT355482B (enrdf_load_stackoverflow) |
| BR (1) | BR7405848D0 (enrdf_load_stackoverflow) |
| CA (1) | CA1059736A (enrdf_load_stackoverflow) |
| CH (1) | CH609658A5 (enrdf_load_stackoverflow) |
| DD (1) | DD111571A5 (enrdf_load_stackoverflow) |
| ES (1) | ES426211A1 (enrdf_load_stackoverflow) |
| IL (1) | IL44747A (enrdf_load_stackoverflow) |
| IT (1) | IT1023832B (enrdf_load_stackoverflow) |
| LU (1) | LU69977A1 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4485633A (en) * | 1982-10-18 | 1984-12-04 | The Coca-Cola Company | Temperature-based control for energy management system |
-
1974
- 1974-04-29 AT AT351574A patent/AT355482B/de not_active IP Right Cessation
- 1974-05-01 IL IL44747A patent/IL44747A/en unknown
- 1974-05-02 LU LU69977A patent/LU69977A1/xx unknown
- 1974-05-06 DD DD178308A patent/DD111571A5/xx unknown
- 1974-05-07 CA CA199,358A patent/CA1059736A/en not_active Expired
- 1974-05-08 IT IT12777/74A patent/IT1023832B/it active
- 1974-05-10 CH CH643374A patent/CH609658A5/de not_active IP Right Cessation
- 1974-05-10 AR AR253684A patent/AR215567A1/es active
- 1974-05-11 ES ES426211A patent/ES426211A1/es not_active Expired
- 1974-07-16 BR BR5848/74A patent/BR7405848D0/pt unknown
-
1978
- 1978-01-18 AT AT36478A patent/AT351574B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IT1023832B (it) | 1978-05-30 |
| BR7405848D0 (pt) | 1975-05-13 |
| DD111571A5 (enrdf_load_stackoverflow) | 1975-02-20 |
| LU69977A1 (enrdf_load_stackoverflow) | 1974-09-25 |
| AT355482B (de) | 1980-03-10 |
| ATA351574A (de) | 1979-07-15 |
| ES426211A1 (es) | 1976-11-16 |
| AT351574B (de) | 1979-07-15 |
| AR215567A1 (es) | 1979-10-31 |
| IL44747A0 (en) | 1974-07-31 |
| CA1059736A (en) | 1979-08-07 |
| IL44747A (en) | 1977-10-31 |
| ATA36478A (de) | 1979-01-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |