ES477879A1 - Un procedimiento para fabricar machos o moldes de fundicion. - Google Patents
Un procedimiento para fabricar machos o moldes de fundicion.Info
- Publication number
- ES477879A1 ES477879A1 ES477879A ES477879A ES477879A1 ES 477879 A1 ES477879 A1 ES 477879A1 ES 477879 A ES477879 A ES 477879A ES 477879 A ES477879 A ES 477879A ES 477879 A1 ES477879 A1 ES 477879A1
- Authority
- ES
- Spain
- Prior art keywords
- binder compositions
- organic phosphate
- compositions containing
- foundry
- phenolic resins
- 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
- 239000000203 mixture Substances 0.000 title abstract 6
- 239000011230 binding agent Substances 0.000 title abstract 3
- 229920001568 phenolic resin Polymers 0.000 title abstract 3
- 239000005011 phenolic resin Substances 0.000 title abstract 3
- 239000002904 solvent Substances 0.000 title abstract 3
- 229910019142 PO4 Inorganic materials 0.000 title abstract 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 title abstract 2
- 239000010452 phosphate Substances 0.000 title abstract 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 title 1
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- -1 carbonate ester Chemical class 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- 239000012948 isocyanate Substances 0.000 abstract 1
- 150000002513 isocyanates Chemical class 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 229920003986 novolac Polymers 0.000 abstract 1
- 239000003495 polar organic solvent Substances 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 229920003987 resole Polymers 0.000 abstract 1
- 239000004576 sand Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/09—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids
- C08J3/091—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids characterised by the chemical constitution of the organic liquid
-
- 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
- B22C1/2233—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 otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- B22C1/2246—Condensation polymers of aldehydes and ketones
- B22C1/2253—Condensation polymers of aldehydes and ketones with phenols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/54—Polycondensates of aldehydes
- C08G18/542—Polycondensates of aldehydes with phenols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Mold Materials And Core Materials (AREA)
- Polyurethanes Or Polyureas (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
1. Un procedimiento para fabricar machos o moldes de fundición, que comprende mezclar material aglomerado y una cantidad aglutinante de una composición aglutinante, que comprende (A) un componente de resina fenólica que incluye al menos una resina fenólica seleccionada del grupo que consiste en resinas de resol fenólicas y resinas de novolaca fenólicas, suficiente disolvente para reducir la viscosidad del componente de resina Fenólica por debajo de aproximadamente 1000 centipoises que comprende una mezcla de (1) disolvente hidrocarbonado y (2) disolvente orgánico polar que contiene al menos suficiente éster orgánico seleccionado del grupo que consiste en éster orgánico seleccionado del grupo que consiste en ésteres de fosfato orgánico y carbonato orgánico y sus mezclas para aumentar la velocidad de curado y la solubilidad de dicho componente de isocianato que tiene una funcionalidad de dos o más, continuar mezclando la mezcla resultante y revestir dicho material aglomerado con dicha composición aglutinante, conformar el material aglomerado revestido en forma de macho o molde, hacer reaccionar los componentes (A) y (B) en presencia de (c )catalizador suficiente para efectuar sustancial y completamente la reacción entre dichos componentes, y formar un macho o molde de fundición conformado.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US87977078A | 1978-02-21 | 1978-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES477879A1 true ES477879A1 (es) | 1980-04-01 |
Family
ID=25374860
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES477879A Expired ES477879A1 (es) | 1978-02-21 | 1979-02-20 | Un procedimiento para fabricar machos o moldes de fundicion. |
| ES484542A Expired ES484542A1 (es) | 1978-02-21 | 1979-09-28 | Un procedimiento para preparar una composicion aglutinante que contiene resina fenolica e isocianato |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES484542A Expired ES484542A1 (es) | 1978-02-21 | 1979-09-28 | Un procedimiento para preparar una composicion aglutinante que contiene resina fenolica e isocianato |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS54122395A (es) |
| BE (1) | BE874291A (es) |
| BR (1) | BR7901073A (es) |
| CA (1) | CA1122737A (es) |
| DE (1) | DE2906052A1 (es) |
| ES (2) | ES477879A1 (es) |
| FR (1) | FR2417356A1 (es) |
| GB (1) | GB2015011B (es) |
| IT (1) | IT1110201B (es) |
| NL (1) | NL7901390A (es) |
| SE (1) | SE7901445L (es) |
| ZA (1) | ZA79824B (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3507061A1 (de) * | 1984-03-05 | 1986-09-18 | American Hoechst Corp., Somerville, N.J. | Verfahren zur herstellung von urethangruppen enthaltenden phenol-formaldehyd-kondensationsharzen sowie lichtempfindliches gemisch, das solche harze enthaelt |
| US4788083A (en) * | 1986-03-27 | 1988-11-29 | Ashland Oil, Inc. | Tin or bismuth complex catalysts and trigger cure of coatings therewith |
| DE4135572A1 (de) * | 1991-10-29 | 1993-05-06 | Bayer Ag, 5090 Leverkusen, De | Hydrophobe polyurethan-systeme |
| CN110997179B (zh) | 2017-07-18 | 2022-03-29 | Ha国际有限责任公司 | 用于具有酯载体的耐火涂料的组合物和方法 |
| KR102162496B1 (ko) * | 2018-03-28 | 2020-10-07 | 주식회사 엘지화학 | 수지 조성물 |
| DE102020118148A1 (de) | 2020-07-09 | 2022-01-13 | Bindur Gmbh | Formstoff zur Herstellung von Kernen und Verfahren zu dessen Härtung |
-
1979
- 1979-02-14 CA CA321,488A patent/CA1122737A/en not_active Expired
- 1979-02-16 DE DE19792906052 patent/DE2906052A1/de not_active Withdrawn
- 1979-02-19 SE SE7901445A patent/SE7901445L/xx not_active Application Discontinuation
- 1979-02-20 BR BR7901073A patent/BR7901073A/pt unknown
- 1979-02-20 FR FR7904305A patent/FR2417356A1/fr active Pending
- 1979-02-20 BE BE2057618A patent/BE874291A/xx unknown
- 1979-02-20 ES ES477879A patent/ES477879A1/es not_active Expired
- 1979-02-20 GB GB7905934A patent/GB2015011B/en not_active Expired
- 1979-02-21 IT IT20396/78A patent/IT1110201B/it active
- 1979-02-21 NL NL7901390A patent/NL7901390A/xx not_active Application Discontinuation
- 1979-02-21 ZA ZA79824A patent/ZA79824B/xx unknown
- 1979-02-21 JP JP1852179A patent/JPS54122395A/ja active Pending
- 1979-09-28 ES ES484542A patent/ES484542A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2417356A1 (fr) | 1979-09-14 |
| ES484542A1 (es) | 1980-05-16 |
| DE2906052A1 (de) | 1979-08-30 |
| IT7920396A0 (it) | 1979-02-21 |
| JPS54122395A (en) | 1979-09-21 |
| GB2015011A (en) | 1979-09-05 |
| NL7901390A (nl) | 1979-08-23 |
| IT1110201B (it) | 1985-12-23 |
| SE7901445L (sv) | 1979-08-22 |
| GB2015011B (en) | 1982-06-30 |
| ZA79824B (en) | 1980-04-30 |
| BE874291A (fr) | 1979-06-18 |
| CA1122737A (en) | 1982-04-27 |
| BR7901073A (pt) | 1979-09-11 |
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