IT1163619B - Agglomerante per materiale da formatura, indurente a freddo con formazione di poliuretano e suo impiego - Google Patents

Agglomerante per materiale da formatura, indurente a freddo con formazione di poliuretano e suo impiego

Info

Publication number
IT1163619B
IT1163619B IT21845/83A IT2184583A IT1163619B IT 1163619 B IT1163619 B IT 1163619B IT 21845/83 A IT21845/83 A IT 21845/83A IT 2184583 A IT2184583 A IT 2184583A IT 1163619 B IT1163619 B IT 1163619B
Authority
IT
Italy
Prior art keywords
agglomerant
forming material
polyurethane formation
hardener
cold
Prior art date
Application number
IT21845/83A
Other languages
English (en)
Italian (it)
Other versions
IT8321845A0 (it
IT8321845A1 (it
Inventor
Marek Torbus
Aleksandar Vujevic
Original Assignee
Huettenes Albertus
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 Huettenes Albertus filed Critical Huettenes Albertus
Publication of IT8321845A0 publication Critical patent/IT8321845A0/it
Publication of IT8321845A1 publication Critical patent/IT8321845A1/it
Application granted granted Critical
Publication of IT1163619B publication Critical patent/IT1163619B/it

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
    • C08G18/40—High-molecular-weight compounds
    • C08G18/54—Polycondensates of aldehydes
    • C08G18/542—Polycondensates of aldehydes with phenols
    • 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
    • C08G18/83—Chemically modified polymers
    • C08G18/86—Chemically modified polymers by peroxides

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)
  • General Chemical & Material Sciences (AREA)
  • Mold Materials And Core Materials (AREA)
  • Polyurethanes Or Polyureas (AREA)
IT21845/83A 1982-06-30 1983-06-29 Agglomerante per materiale da formatura, indurente a freddo con formazione di poliuretano e suo impiego IT1163619B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3224402A DE3224402C2 (de) 1982-06-30 1982-06-30 Verfahren zur Herstellung von Gießereiformteilen, insbesondere für den Leichtmetallguß

Publications (3)

Publication Number Publication Date
IT8321845A0 IT8321845A0 (it) 1983-06-29
IT8321845A1 IT8321845A1 (it) 1984-12-29
IT1163619B true IT1163619B (it) 1987-04-08

Family

ID=6167220

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21845/83A IT1163619B (it) 1982-06-30 1983-06-29 Agglomerante per materiale da formatura, indurente a freddo con formazione di poliuretano e suo impiego

Country Status (4)

Country Link
AT (1) AT381106B (de)
BR (1) BR8303485A (de)
DE (1) DE3224402C2 (de)
IT (1) IT1163619B (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2923840C2 (de) * 1979-06-13 1984-03-01 Hüttenes-Albertus Chemische Werke GmbH, 4000 Düsseldorf Verwendung eines monomeren mehrwertigen Phenols zur Herstellung eines Bindemittels für Gießerei-Formstoffmischungen
SE448833B (sv) * 1980-01-07 1987-03-23 Ashland Oil Inc Forfarande for formning av gjutkernor eller -formar under anvendning av ett bindemedel som er herdbart genom friradikalpolymerisation

Also Published As

Publication number Publication date
IT8321845A0 (it) 1983-06-29
BR8303485A (pt) 1984-02-07
ATA234883A (de) 1986-01-15
DE3224402C2 (de) 1987-02-12
AT381106B (de) 1986-08-25
IT8321845A1 (it) 1984-12-29
DE3224402A1 (de) 1984-01-05

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