CA1214919A - Curing binders for foundry moulds and cores - Google Patents
Curing binders for foundry moulds and coresInfo
- Publication number
- CA1214919A CA1214919A CA000488653A CA488653A CA1214919A CA 1214919 A CA1214919 A CA 1214919A CA 000488653 A CA000488653 A CA 000488653A CA 488653 A CA488653 A CA 488653A CA 1214919 A CA1214919 A CA 1214919A
- Authority
- CA
- Canada
- Prior art keywords
- formate
- carbon dioxide
- methyl formate
- methyl
- binder
- 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.)
- Expired
Links
- 239000011230 binding agent Substances 0.000 title claims abstract description 23
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 claims abstract description 60
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 48
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 26
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 24
- 239000000654 additive Substances 0.000 claims abstract description 13
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 12
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 7
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 7
- 239000004571 lime Substances 0.000 claims abstract description 7
- 239000012159 carrier gas Substances 0.000 claims abstract description 6
- 229920000058 polyacrylate Polymers 0.000 claims abstract description 3
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract 2
- 150000001340 alkali metals Chemical class 0.000 claims abstract 2
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims description 20
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical group CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 17
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 150000002148 esters Chemical class 0.000 claims description 9
- WBJINCZRORDGAQ-UHFFFAOYSA-N formic acid ethyl ester Natural products CCOC=O WBJINCZRORDGAQ-UHFFFAOYSA-N 0.000 claims description 7
- FNAQSUUGMSOBHW-UHFFFAOYSA-H calcium citrate Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O.[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O FNAQSUUGMSOBHW-UHFFFAOYSA-H 0.000 claims description 5
- 239000001354 calcium citrate Substances 0.000 claims description 5
- 235000013337 tricalcium citrate Nutrition 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 4
- 125000005907 alkyl ester group Chemical group 0.000 claims description 4
- 239000011819 refractory material Substances 0.000 claims description 2
- 229910044991 metal oxide Inorganic materials 0.000 claims 1
- 150000004706 metal oxides Chemical class 0.000 claims 1
- 238000009835 boiling Methods 0.000 abstract description 4
- 150000002895 organic esters Chemical class 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 14
- 239000004576 sand Substances 0.000 description 12
- 239000007789 gas Substances 0.000 description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 239000011347 resin Substances 0.000 description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 4
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 4
- 230000005587 bubbling Effects 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000000395 magnesium oxide Substances 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 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 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 235000018734 Sambucus australis Nutrition 0.000 description 1
- 244000180577 Sambucus australis Species 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 125000000217 alkyl group Chemical group 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
- 238000012669 compression test Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- XVVLAOSRANDVDB-UHFFFAOYSA-N formic acid Chemical compound OC=O.OC=O XVVLAOSRANDVDB-UHFFFAOYSA-N 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229940070721 polyacrylate Drugs 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 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
- B22C1/20—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 organic agents
- B22C1/22—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 organic agents of resins or rosins
- B22C1/2206—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 organic agents of resins or rosins obtained by reactions only involving carbon-to-carbon unsaturated bonds
- B22C1/222—Polyacrylates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Mold Materials And Core Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8420877 | 1984-08-16 | ||
| GB848420877A GB8420877D0 (en) | 1984-08-16 | 1984-08-16 | Curing binders |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1214919A true CA1214919A (en) | 1986-12-09 |
Family
ID=10565442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000488653A Expired CA1214919A (en) | 1984-08-16 | 1985-08-14 | Curing binders for foundry moulds and cores |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4605052A (enExample) |
| EP (1) | EP0172032B1 (enExample) |
| JP (1) | JPS6192752A (enExample) |
| CA (1) | CA1214919A (enExample) |
| DE (1) | DE3573222D1 (enExample) |
| ES (1) | ES8608962A1 (enExample) |
| GB (1) | GB8420877D0 (enExample) |
| MX (1) | MX172621B (enExample) |
| ZA (1) | ZA856128B (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8727018D0 (en) * | 1987-11-18 | 1987-12-23 | British Ind Sand Ltd | Binders |
| US4989664A (en) * | 1988-07-07 | 1991-02-05 | United Technologies Corporation | Core molding composition |
| US5135043A (en) * | 1990-06-25 | 1992-08-04 | Omco Usa, Inc. | Apparatus and method for gas curing foundry cores and molds |
| USD364926S (en) | 1994-06-30 | 1995-12-05 | Zimmer, Inc. | Grooved femoral hip stem prosthesis |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3645937A (en) * | 1968-09-04 | 1972-02-29 | Int Minerals & Chem Corp | Foundry sand compositions containing graft copolymers of acrylic acid with water-soluble polyhydroxy polymeric compounds |
| DE2814357C2 (de) * | 1977-04-04 | 1984-05-24 | Hitachi, Ltd., Tokio/Tokyo | Bindemittel für CO↓2↓-härtbare Gußformen |
| US4526219A (en) * | 1980-01-07 | 1985-07-02 | Ashland Oil, Inc. | Process of forming foundry cores and molds utilizing binder curable by free radical polymerization |
| DE3264929D1 (en) * | 1981-10-10 | 1985-08-29 | British Cast Iron Res Ass | Method of forming foundry cores and moulds |
| BR8206406A (pt) * | 1982-02-09 | 1983-09-27 | Borden Uk Ltd | Processo para a producao de moldes e machos para fundicao |
-
1984
- 1984-08-16 GB GB848420877A patent/GB8420877D0/en active Pending
-
1985
- 1985-08-13 ZA ZA856128A patent/ZA856128B/xx unknown
- 1985-08-13 US US06/765,101 patent/US4605052A/en not_active Expired - Fee Related
- 1985-08-14 ES ES546164A patent/ES8608962A1/es not_active Expired
- 1985-08-14 CA CA000488653A patent/CA1214919A/en not_active Expired
- 1985-08-15 EP EP85305806A patent/EP0172032B1/en not_active Expired
- 1985-08-15 DE DE8585305806T patent/DE3573222D1/de not_active Expired
- 1985-08-15 MX MX206311A patent/MX172621B/es unknown
- 1985-08-16 JP JP60180390A patent/JPS6192752A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB8420877D0 (en) | 1984-09-19 |
| EP0172032A2 (en) | 1986-02-19 |
| DE3573222D1 (en) | 1989-11-02 |
| JPS6192752A (ja) | 1986-05-10 |
| ZA856128B (en) | 1986-03-26 |
| ES8608962A1 (es) | 1986-07-16 |
| EP0172032B1 (en) | 1989-09-27 |
| MX172621B (es) | 1994-01-03 |
| ES546164A0 (es) | 1986-07-16 |
| JPH0570534B2 (enExample) | 1993-10-05 |
| EP0172032A3 (en) | 1987-01-14 |
| US4605052A (en) | 1986-08-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |