MX148158A - Mejoras en una composicion de materia para fabricar un molde para fundicion - Google Patents

Mejoras en una composicion de materia para fabricar un molde para fundicion

Info

Publication number
MX148158A
MX148158A MX172251A MX17225178A MX148158A MX 148158 A MX148158 A MX 148158A MX 172251 A MX172251 A MX 172251A MX 17225178 A MX17225178 A MX 17225178A MX 148158 A MX148158 A MX 148158A
Authority
MX
Mexico
Prior art keywords
manufacture
material composition
cast mold
cast
mold
Prior art date
Application number
MX172251A
Other languages
English (en)
Inventor
David Dumolo
Original Assignee
Fordath Ltd
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 Fordath Ltd filed Critical Fordath Ltd
Publication of MX148158A publication Critical patent/MX148158A/es

Links

Classifications

    • 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
    • C08G18/3215—Polyhydroxy compounds containing aromatic groups or benzoquinone groups
    • 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
    • C08G18/28—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
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8051—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/36

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)
  • Adhesives Or Adhesive Processes (AREA)
MX172251A 1977-07-21 1978-01-31 Mejoras en una composicion de materia para fabricar un molde para fundicion MX148158A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB30608/77A GB1601938A (en) 1977-07-21 1977-07-21 Foundry binders

Publications (1)

Publication Number Publication Date
MX148158A true MX148158A (es) 1983-03-22

Family

ID=10310329

Family Applications (1)

Application Number Title Priority Date Filing Date
MX172251A MX148158A (es) 1977-07-21 1978-01-31 Mejoras en una composicion de materia para fabricar un molde para fundicion

Country Status (5)

Country Link
US (2) US4209428A (es)
BR (1) BR7706747A (es)
CA (1) CA1082833A (es)
GB (1) GB1601938A (es)
MX (1) MX148158A (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002898A1 (en) * 1977-12-07 1979-07-11 Fordath Limited Method of producing a foundry core or mould involving the reaction of a polyisocyanate and a polyhidroxy composition, polyhidroxy composition for use in the method and foundry composition produced in the method
US4311620A (en) * 1980-05-08 1982-01-19 Hooker Chemicals & Plastics Corp. Foundry aggregate binders and foundry compositions prepared therefrom
CA1161981A (en) * 1981-02-05 1984-02-07 Tom Mitsopoulos Phenolic resin binder composition for no-bake foundry moulds
DE3339174C3 (de) * 1983-10-28 1995-06-01 Schuiling Metall Chemie B V Kalthärtbares Bindemittel auf Polyurethan-Basis für Gießereizwecke
US4692479A (en) * 1985-07-19 1987-09-08 Ashland Oil, Inc. Self-setting urethane adhesive paste system
US4698377A (en) * 1986-09-26 1987-10-06 Acme Resin Corporation Binder compositions containing phenolic resins and esters of alkoxy acids
US5264535A (en) * 1991-06-12 1993-11-23 Acme Resin Corp. Low free formaldehyde phenolic polyol formulation
US5189079A (en) * 1991-06-12 1993-02-23 Acme Resin Corp. Low free formaldehyde phenolic polyol formulation
JP2719733B2 (ja) * 1992-09-08 1998-02-25 アシュランド オイル コーポレーション ポリエーテル・ポリオール含有の鋳物用配合物及びその用途
US20050250874A1 (en) * 2004-05-04 2005-11-10 Ha-International, Llc Phenolic urethane foundry binder
US20080044661A1 (en) * 2004-12-23 2008-02-21 Hazell David M Isocyanate Composition Comprising a Vegetable Oil and Composites Therefrom

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2374136A (en) * 1940-11-01 1945-04-17 Du Pont Catalytic reaction of isocyanates with organic compounds
US3255500A (en) * 1965-02-01 1966-06-14 Archer Daniels Midland Co Foundry composition comprising sand, drying oil and polyisocyanate
US3403721A (en) * 1966-06-13 1968-10-01 Ashland Oil Inc Tensile strengths of certain sand cores
US3429848A (en) * 1966-08-01 1969-02-25 Ashland Oil Inc Foundry binder composition comprising benzylic ether resin,polyisocyanate,and tertiary amine
US3432457A (en) * 1967-07-12 1969-03-11 Ashland Oil Inc Resinous composition comprising benzylic ether resin,polyisocyanate,and tertiary amine
GB1269202A (en) * 1968-02-14 1972-04-06 Fordath Ltd Improvements in the production of cores for use in the production of metal castings
US3925296A (en) * 1971-10-26 1975-12-09 Hooker Chemicals Plastics Corp Foundry aggregate binders
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

Also Published As

Publication number Publication date
CA1082833A (en) 1980-07-29
US4224201A (en) 1980-09-23
GB1601938A (en) 1981-11-04
BR7706747A (pt) 1978-08-08
US4209428A (en) 1980-06-24

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