DE1508690C - - Google Patents
Info
- Publication number
- DE1508690C DE1508690C DE1508690C DE 1508690 C DE1508690 C DE 1508690C DE 1508690 C DE1508690 C DE 1508690C
- Authority
- DE
- Germany
- Prior art keywords
- sand
- molding
- molding sand
- cement
- casting
- 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.)
- Active
Links
- 239000003110 molding sand Substances 0.000 claims description 29
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 24
- 239000004568 cement Substances 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 15
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical group [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 13
- -1 polyoxyethylene Polymers 0.000 claims description 13
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 10
- 239000006004 Quartz sand Substances 0.000 claims description 10
- 239000002270 dispersing agent Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000005266 casting Methods 0.000 description 18
- 239000004576 sand Substances 0.000 description 13
- 238000000465 moulding Methods 0.000 description 12
- 230000003213 activating effect Effects 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000000654 additive Substances 0.000 description 3
- 239000004848 polyfunctional curative Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 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 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000004088 foaming agent Substances 0.000 description 2
- 239000011507 gypsum plaster Substances 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- BVTJGGGYKAMDBN-UHFFFAOYSA-N Dioxetane Chemical compound C1COO1 BVTJGGGYKAMDBN-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 241001676573 Minium Species 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000013543 active substance Substances 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
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 235000010981 methylcellulose Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Family
ID=
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2007603C3 (de) | Zusatzmittel für hydraulische Zementmischungen und Verfahren zur Herstellung einer leicht dispergierbaren hydraulischen Zementmischung | |
| DE2428711C3 (de) | Verfahren zur Herstellung von schnellhärtenden Zementpasten, Mörteln oder Betonen | |
| DE2322707C3 (de) | Mörtel aus anorganischen Bindemitteln | |
| DE1267160B (de) | Verfahren zur Herstellung von gegossenen Formkoerpern aus Gips | |
| CH646673A5 (de) | Zusatzmittelkombination und verfahren zur verfluessigung von wasserhaltigen baustoffen. | |
| DE1646716B1 (de) | Abbindeverzoegerndes Zusatzmittel zu Moertel- und Betonmassen | |
| DE4132009C1 (en) | Clay building material - contg. clay, short fibre material e.g. straw, clay building material, filler, hardener, etc. | |
| AT228111B (de) | Zusatzmischung für hydraulische Zementmischungen sowie hydraulische Zementmischungen, welche die Zusatzmischung enthalten | |
| DE2751999A1 (de) | Verfahren zum verarbeiten von zement | |
| DE68903177T2 (de) | Plastifizierungsmittel, verfahren zu seiner herstellung sowie seine verwendung. | |
| DE69114831T2 (de) | Fliessfähigkeit verbesserndes mittel, verfahren zu seiner herstellung und seine verwendung. | |
| DE4239062A1 (en) | Cement mixt. used as concrete or mortar - contg. cement, fly-ash, hydroxy:carboxylic acid, and alkali metal ions | |
| DE1508690B2 (de) | Formsandmischung | |
| DE2518485A1 (de) | Bindemittel fuer giesserei-form- und kernmassen und verfahren zu seiner herstellung | |
| DD130781B1 (de) | Fliessanhydritbinder aus natuerlichem anhydrit | |
| DE2507010C3 (de) | Cyclopropantetracarbonsäure und deren Alkali-, Ammonium- und Erdalkalisalze in hydraulischen Zusammensetzungen | |
| DE3115938C2 (de) | Verfahren zur Herstellung eines Magerungsmittel und synthetischen Anhydrit enthaltenden Mörtels | |
| DE2900613A1 (de) | Verfahren zur herstellung eines faserverstaerkten ausgehaerteten formkoerpers des gipssystems und das dabei erhaltene produkt | |
| DE2019781A1 (de) | Baustoffmischung | |
| DE2809685A1 (de) | Zusatzmittel fuer beton | |
| DE2413765C3 (de) | Formmasse für die Herstellung von Gießereiformen und -kernen | |
| DE1900950C (de) | Fließfähige Formsandmischung auf der Basis von Schmelzzement | |
| DE2703182A1 (de) | Abbindebeschleuniger fuer zement | |
| DE2759664C2 (de) | Zusatzmittelkombination für wasserhaltige, abbindende Baustoffe | |
| DE2217651C3 (de) | Selbsthärtendes Formgemisch für Gießformen und Kerne |