ES8303141A1 - Procedimiento para la produccion de un molde o macho de fun-dicion - Google Patents

Procedimiento para la produccion de un molde o macho de fun-dicion

Info

Publication number
ES8303141A1
ES8303141A1 ES506303A ES506303A ES8303141A1 ES 8303141 A1 ES8303141 A1 ES 8303141A1 ES 506303 A ES506303 A ES 506303A ES 506303 A ES506303 A ES 506303A ES 8303141 A1 ES8303141 A1 ES 8303141A1
Authority
ES
Spain
Prior art keywords
production
binder composition
mould
core
formaldehyde
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
Application number
ES506303A
Other languages
English (en)
Other versions
ES506303A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foseco Technik AG
Original Assignee
Foseco Technik AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Foseco Technik AG filed Critical Foseco Technik AG
Publication of ES506303A0 publication Critical patent/ES506303A0/es
Publication of ES8303141A1 publication Critical patent/ES8303141A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/34—Condensation polymers of aldehydes or ketones with monomers covered by at least two of the groups C08L61/04, C08L61/18 and C08L61/20
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
    • C08L71/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
    • C08L71/14—Furfuryl alcohol polymers

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)
  • Mold Materials And Core Materials (AREA)

Abstract

PROCEDIMIENTO PARA LA FABRICACION DE MACHOS Y MOLDES PARA LA FUNDICION O COLADA DE METALES. COMPRENDE LAS SIGUIENTES ETAPAS: PRIMERA, SE MEZCLAN ENTRE SI UN MATERIAL REFRACTARIO PARTICULADO, UNA COMPOSICION AGLOMERANTE FORMADA A BASE DE ALCOHOL FURFURILICO Y DE UNA RESINA PRODUCIDA A PARTIR DE MADERA CONIFERA Y QUE ES SOLUBLE EN ALCOHOL FURFURILICO, Y UN CATALIZADOR PARA PROMOVER LA REACCION DEL ALCOHOL CON LA RESINA; SEGUNDA, SE CONFORMA LA MEZCLA RESULTANTE DE ACUERDO CON LA CONFIGURACION DESEADA; Y POR ULTIMO, LA MEZCLA CONFORMADA SE DEJA ENDURECER, YA SEA A TEMPERATURA AMBIENTE O EN UNA CAJA DE MACHOS CALIENTES. LA RESINA SE OBTIENE A PARTIR DE COMPONENTES OLEO-RESINOSOS DE LA MADERA DE PINO O A PARTIR DE LA MADERA DE _(ARAUCARIA ANGUSTIFOLIA .
ES506303A 1980-10-17 1981-10-16 Procedimiento para la produccion de un molde o macho de fun-dicion Expired ES8303141A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8033602 1980-10-17

Publications (2)

Publication Number Publication Date
ES506303A0 ES506303A0 (es) 1983-02-01
ES8303141A1 true ES8303141A1 (es) 1983-02-01

Family

ID=10516748

Family Applications (1)

Application Number Title Priority Date Filing Date
ES506303A Expired ES8303141A1 (es) 1980-10-17 1981-10-16 Procedimiento para la produccion de un molde o macho de fun-dicion

Country Status (6)

Country Link
BR (1) BR8106693A (es)
CA (1) CA1161977A (es)
DE (1) DE3140416A1 (es)
ES (1) ES8303141A1 (es)
FR (1) FR2492289B1 (es)
IT (1) IT1144845B (es)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3057026A (en) * 1959-04-02 1962-10-09 Gen Motors Corp Foundry process and molding mixture
US3278316A (en) * 1960-03-21 1966-10-11 Minerals & Chem Philipp Corp Foundry sand composition
US4033925A (en) * 1976-07-12 1977-07-05 The Quaker Oats Company Monomeric furfuryl alcohol-resorcinol foundry binders
DE2733866A1 (de) * 1976-07-28 1978-02-09 Foseco Trading Ag Harzmasse
GB1568519A (en) * 1976-12-21 1980-05-29 Foseco Technik Ag Resin-forming furfuryl alcohol compositions and their use in the production of foundry moulds and cores
US4175067A (en) * 1977-08-17 1979-11-20 The Quaker Oats Company Curable binder for large foundry sand shapes
CH641699A5 (en) * 1978-12-15 1984-03-15 Gremolith Ag Process for preparing an acid-hardening binder solution for foundry moulding materials

Also Published As

Publication number Publication date
CA1161977A (en) 1984-02-07
IT1144845B (it) 1986-10-29
FR2492289A1 (fr) 1982-04-23
FR2492289B1 (fr) 1986-02-21
IT8168346A0 (it) 1981-10-16
ES506303A0 (es) 1983-02-01
DE3140416A1 (de) 1982-07-22
BR8106693A (pt) 1982-06-29

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