BE790459A - Liants pour agregats de fonderie - Google Patents

Liants pour agregats de fonderie

Info

Publication number
BE790459A
BE790459A BE790459DA BE790459A BE 790459 A BE790459 A BE 790459A BE 790459D A BE790459D A BE 790459DA BE 790459 A BE790459 A BE 790459A
Authority
BE
Belgium
Prior art keywords
binders
foundry aggregates
foundry
aggregates
Prior art date
Application number
Other languages
English (en)
Inventor
J A Stone
A W Bluemle
R J Furness
F W Less
Original Assignee
Hooker Chemical Corp
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.)
Publication date
Publication of BE790459A publication Critical patent/BE790459A/fr

Links

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
    • B22C1/2233—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
    • B22C1/2273—Polyurethanes; Polyisocyanates
    • 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
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
    • C08G18/1891—Catalysts containing secondary or tertiary amines or salts thereof in vaporous state
    • 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
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3203—Polyhydroxy compounds
    • 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
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
    • C08G18/3855—Low-molecular-weight compounds having heteroatoms other than oxygen having sulfur
    • C08G18/3876—Low-molecular-weight compounds having heteroatoms other than oxygen having sulfur containing mercapto groups
    • 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
    • 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
    • C08G18/546—Oxyalkylated polycondensates of aldehydes
    • 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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
BE790459D 1971-10-26 Liants pour agregats de fonderie BE790459A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US19262771A 1971-10-26 1971-10-26
US19750371A 1971-11-10 1971-11-10
US23623072A 1972-03-20 1972-03-20

Publications (1)

Publication Number Publication Date
BE790459A true BE790459A (fr) 1973-04-24

Family

ID=27393072

Family Applications (1)

Application Number Title Priority Date Filing Date
BE790459D BE790459A (fr) 1971-10-26 Liants pour agregats de fonderie

Country Status (8)

Country Link
JP (2) JPS5133506B2 (fr)
BE (1) BE790459A (fr)
CA (1) CA979562A (fr)
DE (1) DE2251888A1 (fr)
FR (1) FR2157905B1 (fr)
GB (2) GB1405114A (fr)
IT (1) IT982359B (fr)
NL (1) NL169330C (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3933727A (en) * 1972-09-26 1976-01-20 Ab Bofors Method of producing polyurethane-based cores and moulds according to the so-called cold-box procedure
US4108808A (en) * 1976-11-26 1978-08-22 Basf Wyandotte Corporation Novel oxyalkylated polyol prepolymers, flame retardant interpolymers prepared therefrom, and processes for the preparation thereof
DE2700763C3 (de) * 1977-01-10 1980-10-02 Ruetgerswerke Ag, 6000 Frankfurt Wärmehärtbare Bindemittel für Formmassen
JPS5577219U (fr) * 1978-11-21 1980-05-28
FR2501215B1 (fr) * 1981-03-06 1986-06-27 Chloe Chemie Fabrication de mousses rigides de polyurethane a partir de composes polyhydroxyles polyaromatiques
JPS57187141A (en) * 1981-05-12 1982-11-17 Mitsubishi Petrochem Co Ltd Binder composition for molding sand for light alloy
DE3339174C3 (de) * 1983-10-28 1995-06-01 Schuiling Metall Chemie B V Kalthärtbares Bindemittel auf Polyurethan-Basis für Gießereizwecke
JP4638802B2 (ja) * 2005-10-27 2011-02-23 トヨタ自動車株式会社 離型剤又は鋳造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1518546A (fr) * 1967-04-13 1968-03-22 Bayer Ag Procédé de préparation de produits de revêtement à partir de composés hydroxylés polyvalents et d'isocyanates polyvalents
US3499861A (en) * 1967-05-19 1970-03-10 Hooker Chemical Corp Room temperature curing resin and foundry sand composition containing same

Also Published As

Publication number Publication date
JPS52721A (en) 1977-01-06
JPS4850936A (fr) 1973-07-18
NL169330C (nl) 1982-07-01
FR2157905B1 (fr) 1976-06-04
FR2157905A1 (fr) 1973-06-08
DE2251888A1 (de) 1973-05-03
GB1405114A (en) 1975-09-03
JPS557338B2 (fr) 1980-02-25
GB1405116A (en) 1975-09-03
JPS5133506B2 (fr) 1976-09-20
NL7214527A (fr) 1973-05-01
NL169330B (nl) 1982-02-01
CA979562A (en) 1975-12-09
IT982359B (it) 1974-10-21

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