CA979562A - Foundry aggregate binders - Google Patents

Foundry aggregate binders

Info

Publication number
CA979562A
CA979562A CA154,479A CA154479A CA979562A CA 979562 A CA979562 A CA 979562A CA 154479 A CA154479 A CA 154479A CA 979562 A CA979562 A CA 979562A
Authority
CA
Canada
Prior art keywords
foundry aggregate
binders
aggregate binders
foundry
aggregate
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
CA154,479A
Other versions
CA154479S (en
Inventor
Jonathan A. Stone
Ralph J. Furness
Frank W. Less
Albert W. Bluemle
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.)
Occidental Chemical Corp
Original Assignee
Hooker Chemicals and Plastics 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.)
Filing date
Publication date
Application filed by Hooker Chemicals and Plastics Corp filed Critical Hooker Chemicals and Plastics Corp
Application granted granted Critical
Publication of CA979562A publication Critical patent/CA979562A/en
Expired legal-status Critical Current

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)
  • 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)
  • Polyurethanes Or Polyureas (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
CA154,479A 1971-10-26 1972-10-23 Foundry aggregate binders Expired CA979562A (en)

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
CA979562A true CA979562A (en) 1975-12-09

Family

ID=27393072

Family Applications (1)

Application Number Title Priority Date Filing Date
CA154,479A Expired CA979562A (en) 1971-10-26 1972-10-23 Foundry aggregate binders

Country Status (8)

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

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 (en) * 1977-01-10 1980-10-02 Ruetgerswerke Ag, 6000 Frankfurt Thermosetting binders for molding compounds
JPS5577219U (en) * 1978-11-21 1980-05-28
FR2501215B1 (en) * 1981-03-06 1986-06-27 Chloe Chemie MANUFACTURE OF RIGID POLYURETHANE FOAMS FROM POLYAROMATIC POLYHYDROXYLE COMPOUNDS
JPS57187141A (en) * 1981-05-12 1982-11-17 Mitsubishi Petrochem Co Ltd Binder composition for molding sand for light alloy
DE3339174C3 (en) * 1983-10-28 1995-06-01 Schuiling Metall Chemie B V Cold hardening polyurethane-based binder for foundry purposes
JP4638802B2 (en) * 2005-10-27 2011-02-23 トヨタ自動車株式会社 Mold release agent or casting method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1518546A (en) * 1967-04-13 1968-03-22 Bayer Ag Process for the preparation of coating products from polyvalent hydroxyl compounds and polyvalent isocyanates
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 (en) 1973-07-18
NL169330C (en) 1982-07-01
FR2157905B1 (en) 1976-06-04
FR2157905A1 (en) 1973-06-08
DE2251888A1 (en) 1973-05-03
GB1405114A (en) 1975-09-03
JPS557338B2 (en) 1980-02-25
GB1405116A (en) 1975-09-03
JPS5133506B2 (en) 1976-09-20
NL7214527A (en) 1973-05-01
NL169330B (en) 1982-02-01
IT982359B (en) 1974-10-21
BE790459A (en) 1973-04-24

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