FR2143696A1 - Mould making sands - additions to cause self hardening - Google Patents
Mould making sands - additions to cause self hardeningInfo
- Publication number
- FR2143696A1 FR2143696A1 FR7220739A FR7220739A FR2143696A1 FR 2143696 A1 FR2143696 A1 FR 2143696A1 FR 7220739 A FR7220739 A FR 7220739A FR 7220739 A FR7220739 A FR 7220739A FR 2143696 A1 FR2143696 A1 FR 2143696A1
- Authority
- FR
- France
- Prior art keywords
- silicate
- additions
- sesquicarbonate
- hardening
- sands
- 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.)
- Granted
Links
- 238000007792 addition Methods 0.000 title abstract 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 abstract 3
- 239000004576 sand Substances 0.000 abstract 2
- 229940071207 sesquicarbonate Drugs 0.000 abstract 2
- 229910000031 sodium sesquicarbonate Inorganic materials 0.000 abstract 2
- 235000018341 sodium sesquicarbonate Nutrition 0.000 abstract 2
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 abstract 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 abstract 1
- 239000004115 Sodium Silicate Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 239000008121 dextrose Substances 0.000 abstract 1
- 229920002635 polyurethane Polymers 0.000 abstract 1
- 239000004814 polyurethane Substances 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052911 sodium silicate Inorganic materials 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- WCTAGTRAWPDFQO-UHFFFAOYSA-K trisodium;hydrogen carbonate;carbonate Chemical compound [Na+].[Na+].[Na+].OC([O-])=O.[O-]C([O-])=O WCTAGTRAWPDFQO-UHFFFAOYSA-K 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
- B22C1/186—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 contaming ammonium or metal silicates, silica sols
- B22C1/188—Alkali metal silicates
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Mold Materials And Core Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU63429 | 1971-06-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2143696A1 true FR2143696A1 (en) | 1973-02-09 |
| FR2143696B1 FR2143696B1 (instruction) | 1974-07-26 |
Family
ID=19726747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7220739A Granted FR2143696A1 (en) | 1971-06-28 | 1972-06-08 | Mould making sands - additions to cause self hardening |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE784496A (instruction) |
| DE (1) | DE2231713A1 (instruction) |
| FR (1) | FR2143696A1 (instruction) |
| IT (1) | IT961215B (instruction) |
| LU (1) | LU63429A1 (instruction) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2370538A1 (fr) * | 1976-11-10 | 1978-06-09 | Politechnika Warszawska | Sable pour noyaux et moules de fonderie |
| WO2006058664A3 (de) * | 2004-11-29 | 2007-11-08 | Laempe & Moessner Gmbh | Verwendung von schwerlöslichen salzen in kombination mit wasserglas im rahmen der herstellung von formen und kernen für die giessereitechmik |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1566417A (en) * | 1976-11-11 | 1980-04-30 | Foseco Int | Alkali metal silicate binder compositions |
-
1971
- 1971-06-28 LU LU63429D patent/LU63429A1/xx unknown
-
1972
- 1972-06-05 IT IT2524972A patent/IT961215B/it active
- 1972-06-07 BE BE784496A patent/BE784496A/xx unknown
- 1972-06-08 FR FR7220739A patent/FR2143696A1/fr active Granted
- 1972-06-28 DE DE19722231713 patent/DE2231713A1/de active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2370538A1 (fr) * | 1976-11-10 | 1978-06-09 | Politechnika Warszawska | Sable pour noyaux et moules de fonderie |
| WO2006058664A3 (de) * | 2004-11-29 | 2007-11-08 | Laempe & Moessner Gmbh | Verwendung von schwerlöslichen salzen in kombination mit wasserglas im rahmen der herstellung von formen und kernen für die giessereitechmik |
Also Published As
| Publication number | Publication date |
|---|---|
| LU63429A1 (instruction) | 1973-01-22 |
| BE784496A (instruction) | 1972-12-07 |
| IT961215B (it) | 1973-12-10 |
| DE2231713A1 (de) | 1973-02-08 |
| FR2143696B1 (instruction) | 1974-07-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |