PT86342A - Verfahren zum beschleunigen der wasseradsorption von bentonit insbesondere als zuschlagstoff fuer formsande - Google Patents
Verfahren zum beschleunigen der wasseradsorption von bentonit insbesondere als zuschlagstoff fuer formsandeInfo
- Publication number
- PT86342A PT86342A PT86342A PT8634287A PT86342A PT 86342 A PT86342 A PT 86342A PT 86342 A PT86342 A PT 86342A PT 8634287 A PT8634287 A PT 8634287A PT 86342 A PT86342 A PT 86342A
- Authority
- PT
- Portugal
- Prior art keywords
- formsande
- accelerating
- supplement
- water adsorption
- bentonite water
- Prior art date
Links
- 229910000278 bentonite Inorganic materials 0.000 title abstract 3
- 239000000440 bentonite Substances 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 238000001179 sorption measurement Methods 0.000 title abstract 2
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 title 1
- 239000013589 supplement Substances 0.000 title 1
- 239000000654 additive Substances 0.000 abstract 2
- 230000000996 additive effect Effects 0.000 abstract 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 238000003776 cleavage reaction Methods 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
- 230000007017 scission Effects 0.000 abstract 1
- 230000008961 swelling Effects 0.000 abstract 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
- 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
- C04B28/001—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 unburned clay
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
- B22C1/02—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by additives for special purposes, e.g. indicators, breakdown additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
- B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
- B22C1/18—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of inorganic agents
- B22C1/181—Cements, oxides or clays
-
- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0087—Uses not provided for elsewhere in C04B2111/00 for metallurgical applications
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Mold Materials And Core Materials (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
- Water Treatment By Sorption (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3704726A DE3704726C3 (de) | 1987-02-14 | 1987-02-14 | Verfahren zum Beschleunigen der Wasseradsorption von als Zuschlagstoff für Gießereiformsande verwendetem Bentonit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT86342A true PT86342A (de) | 1988-01-01 |
| PT86342B PT86342B (pt) | 1991-02-08 |
Family
ID=6321020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT86342A PT86342B (pt) | 1987-02-14 | 1987-12-11 | Processo para a aceleracao da adsorcao de agua por bentonite, especialmente como aditivo para areias de moldagem |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0279031B2 (pt) |
| AT (1) | ATE56378T1 (pt) |
| DE (1) | DE3704726C3 (pt) |
| DK (1) | DK174282B1 (pt) |
| ES (1) | ES2017694T5 (pt) |
| FI (1) | FI83046C (pt) |
| PT (1) | PT86342B (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3812634A1 (de) * | 1988-04-15 | 1989-10-26 | Sued Chemie Ag | Verfahren zur herstellung von giessformen aus tongebundenem formsand |
| DE4331697A1 (de) * | 1993-09-17 | 1995-03-23 | Sued Chemie Ag | Bindemittel für Gießereiformsand |
| DE10205158A1 (de) | 2002-02-07 | 2003-08-21 | Iko Minerals Gmbh | Verfahren zum Herstellen eines insbesondere im Kreislauf geführten Formsandes für Gießereizwecke |
| DE102009041677A1 (de) | 2009-09-16 | 2011-03-24 | Süd-Chemie AG | Gießereiadditiv auf Grafitbasis |
| EP3504158A4 (en) * | 2016-08-25 | 2020-01-29 | Imerys USA, Inc. | Compositions comprising silicates and methods of use thereof in sand casting |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3246327C2 (de) * | 1982-12-15 | 1985-10-10 | Karl Heinz 3353 Bad Gandersheim Vahlbrauk | Vorrichtung zur Verbindung zweier Rohrenden |
| DE3246324C3 (de) * | 1982-12-15 | 1994-07-14 | Iko Gmbh & Co Kg | Verwendung von Zusätzen zu tongebundenen Gießereiformsandmassen |
| DD213369A1 (de) * | 1983-02-08 | 1984-09-12 | Gisag Veb Stahlgiesserei Karl | Ueberzugsstoff |
-
1987
- 1987-02-14 DE DE3704726A patent/DE3704726C3/de not_active Expired - Lifetime
- 1987-11-12 AT AT87116684T patent/ATE56378T1/de not_active IP Right Cessation
- 1987-11-12 EP EP87116684A patent/EP0279031B2/de not_active Expired - Lifetime
- 1987-11-12 ES ES87116684T patent/ES2017694T5/es not_active Expired - Lifetime
- 1987-12-11 PT PT86342A patent/PT86342B/pt not_active IP Right Cessation
- 1987-12-22 FI FI875667A patent/FI83046C/fi not_active IP Right Cessation
-
1988
- 1988-02-12 DK DK198800716A patent/DK174282B1/da not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DK71688D0 (da) | 1988-02-12 |
| EP0279031B1 (de) | 1990-09-12 |
| DE3704726A1 (de) | 1988-08-25 |
| DE3704726C2 (pt) | 1991-08-14 |
| FI83046C (fi) | 1991-05-27 |
| ES2017694T5 (es) | 1995-08-16 |
| FI83046B (fi) | 1991-02-15 |
| FI875667A0 (fi) | 1987-12-22 |
| DK174282B1 (da) | 2002-11-11 |
| EP0279031B2 (de) | 1994-05-18 |
| ATE56378T1 (de) | 1990-09-15 |
| FI875667L (fi) | 1988-08-15 |
| EP0279031A1 (de) | 1988-08-24 |
| PT86342B (pt) | 1991-02-08 |
| DK71688A (da) | 1988-10-13 |
| DE3704726C3 (de) | 1998-01-08 |
| ES2017694B3 (es) | 1991-03-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19951231 |