SE446098C - Forfarande for gjutning av lettmetaller med anvendning av ett uretanbindemedel - Google Patents

Forfarande for gjutning av lettmetaller med anvendning av ett uretanbindemedel

Info

Publication number
SE446098C
SE446098C SE7905016A SE7905016A SE446098C SE 446098 C SE446098 C SE 446098C SE 7905016 A SE7905016 A SE 7905016A SE 7905016 A SE7905016 A SE 7905016A SE 446098 C SE446098 C SE 446098C
Authority
SE
Sweden
Prior art keywords
amine
polyol
process according
casting
mixture
Prior art date
Application number
SE7905016A
Other languages
English (en)
Swedish (sv)
Other versions
SE446098B (sv
SE7905016L (sv
Inventor
J J Gardikes
Y D Kim
R J Schafer
Original Assignee
Ashland Oil Inc
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 Ashland Oil Inc filed Critical Ashland Oil Inc
Publication of SE7905016L publication Critical patent/SE7905016L/
Publication of SE446098B publication Critical patent/SE446098B/xx
Publication of SE446098C publication Critical patent/SE446098C/sv

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
    • B22C1/162—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 use of a gaseous treating agent for hardening the binder
    • 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
    • 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
    • C08G18/3271—Hydroxyamines
    • 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
    • C08G18/3271—Hydroxyamines
    • C08G18/3278—Hydroxyamines containing at least three hydroxy 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
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3271—Hydroxyamines
    • C08G18/329—Hydroxyamines containing aromatic 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
    • C08G18/48—Polyethers
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5033—Polyethers having heteroatoms other than oxygen having nitrogen containing carbocyclic groups

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)
  • Ceramic Products (AREA)
SE7905016A 1978-06-14 1979-06-08 Forfarande for gjutning av lettmetaller med anvendning av ett uretanbindemedel SE446098C (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US91541378A 1978-06-14 1978-06-14
US91563078A 1978-06-14 1978-06-14

Publications (3)

Publication Number Publication Date
SE7905016L SE7905016L (sv) 1979-12-15
SE446098B SE446098B (sv) 1986-08-11
SE446098C true SE446098C (sv) 1987-10-20

Family

ID=27129668

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7905016A SE446098C (sv) 1978-06-14 1979-06-08 Forfarande for gjutning av lettmetaller med anvendning av ett uretanbindemedel

Country Status (6)

Country Link
CH (1) CH647965A5 (da)
DE (1) DE2923131C2 (da)
DK (1) DK170551B1 (da)
GB (1) GB2024232B (da)
NO (1) NO155997C (da)
SE (1) SE446098C (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2088886B (en) * 1980-10-06 1984-07-18 Mitsubishi Petrochemical Co Binder composition for foundry molds or cores
DE10318740A1 (de) * 2003-04-25 2004-11-11 Bayer Materialscience Ag Polyurethan-Formulierungen und ihre Verwendung
US7416785B2 (en) * 2004-05-26 2008-08-26 Basf Corporation Polyurethane-encapsulated particle comprising polyol derived from aromatic amine-based initiator
DE102009024182B3 (de) * 2009-06-08 2011-03-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Bildung und zum Entformen einer Form und/oder eines Kerns beim Formguss
US9327346B2 (en) 2011-07-19 2016-05-03 Ask Chemicals L.P. Method for curing cold-box foundry shape with gaseous catalyst

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3485797A (en) * 1966-03-14 1969-12-23 Ashland Oil Inc Phenolic resins containing benzylic ether linkages and unsubstituted para positions
US3429848A (en) * 1966-08-01 1969-02-25 Ashland Oil Inc Foundry binder composition comprising benzylic ether resin,polyisocyanate,and tertiary amine
US3645942A (en) * 1970-04-29 1972-02-29 Quaker Oats Co Foundry process using a propoxylated toluene diamine as an extender with a castor oil-aromatic diisocyanate prepolymer
US3676392A (en) * 1971-01-26 1972-07-11 Ashland Oil Inc Resin compositions
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
JPS5480234A (en) * 1977-12-09 1979-06-26 Nissan Motor Resin composition for binding cast sand particles

Also Published As

Publication number Publication date
CH647965A5 (de) 1985-02-28
SE446098B (sv) 1986-08-11
DE2923131C2 (de) 1985-05-23
GB2024232B (en) 1983-01-19
NO155997C (no) 1987-07-08
NO791925L (no) 1979-12-17
GB2024232A (en) 1980-01-09
DK170551B1 (da) 1995-10-23
DE2923131A1 (de) 1980-01-03
DK240879A (da) 1979-12-15
SE7905016L (sv) 1979-12-15
NO155997B (no) 1987-03-30

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