DK240879A - Urethanbindematerialer - Google Patents

Urethanbindematerialer

Info

Publication number
DK240879A
DK240879A DK240879A DK240879A DK240879A DK 240879 A DK240879 A DK 240879A DK 240879 A DK240879 A DK 240879A DK 240879 A DK240879 A DK 240879A DK 240879 A DK240879 A DK 240879A
Authority
DK
Denmark
Prior art keywords
urethan
binding materials
binding
materials
urethan binding
Prior art date
Application number
DK240879A
Other languages
English (en)
Other versions
DK170551B1 (da
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 DK240879A publication Critical patent/DK240879A/da
Application granted granted Critical
Publication of DK170551B1 publication Critical patent/DK170551B1/da

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)
DK240879A 1978-06-14 1979-06-08 Fremgangsmåde til støbning af letvægtsmetalgenstande DK170551B1 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US91563078A 1978-06-14 1978-06-14
US91541378A 1978-06-14 1978-06-14
US91541378 1978-06-14
US91563078 1978-06-14

Publications (2)

Publication Number Publication Date
DK240879A true DK240879A (da) 1979-12-15
DK170551B1 DK170551B1 (da) 1995-10-23

Family

ID=27129668

Family Applications (1)

Application Number Title Priority Date Filing Date
DK240879A DK170551B1 (da) 1978-06-14 1979-06-08 Fremgangsmåde til støbning af letvægtsmetalgenstande

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
EP2734320B1 (en) * 2011-07-19 2016-11-16 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
DE2923131A1 (de) 1980-01-03
GB2024232B (en) 1983-01-19
CH647965A5 (de) 1985-02-28
DK170551B1 (da) 1995-10-23
GB2024232A (en) 1980-01-09
NO791925L (no) 1979-12-17
NO155997C (no) 1987-07-08
DE2923131C2 (de) 1985-05-23
SE7905016L (sv) 1979-12-15
SE446098B (sv) 1986-08-11
NO155997B (no) 1987-03-30
SE446098C (sv) 1987-10-20

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed