ATE80569T1 - Giessereiformzusammensetzungen aus sand, einem polyurethanbinder und einer nitroverbindung. - Google Patents

Giessereiformzusammensetzungen aus sand, einem polyurethanbinder und einer nitroverbindung.

Info

Publication number
ATE80569T1
ATE80569T1 AT88401243T AT88401243T ATE80569T1 AT E80569 T1 ATE80569 T1 AT E80569T1 AT 88401243 T AT88401243 T AT 88401243T AT 88401243 T AT88401243 T AT 88401243T AT E80569 T1 ATE80569 T1 AT E80569T1
Authority
AT
Austria
Prior art keywords
nitro compound
casting
sand
cores
per molecule
Prior art date
Application number
AT88401243T
Other languages
English (en)
Inventor
Asita Charan Bhattacharya
Original Assignee
Huettenes Albertus France
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 France filed Critical Huettenes Albertus France
Application granted granted Critical
Publication of ATE80569T1 publication Critical patent/ATE80569T1/de

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
    • 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
    • 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
    • B22C1/2246—Condensation polymers of aldehydes and ketones
    • B22C1/2253—Condensation polymers of aldehydes and ketones with phenols
    • 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
    • C08G18/3819—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
    • C08G18/384—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen containing nitro 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
    • C08G18/542—Polycondensates of aldehydes with phenols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mold Materials And Core Materials (AREA)
AT88401243T 1987-05-22 1988-05-20 Giessereiformzusammensetzungen aus sand, einem polyurethanbinder und einer nitroverbindung. ATE80569T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8707254A FR2615424B1 (fr) 1987-05-22 1987-05-22 Compositions pour moule de fonderie contenant du sable, un liant en polyurethane et un compose nitro
EP88401243A EP0292405B1 (de) 1987-05-22 1988-05-20 Giessereiformzusammensetzungen aus Sand, einem Polyurethanbinder und einer Nitroverbindung

Publications (1)

Publication Number Publication Date
ATE80569T1 true ATE80569T1 (de) 1992-10-15

Family

ID=9351373

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88401243T ATE80569T1 (de) 1987-05-22 1988-05-20 Giessereiformzusammensetzungen aus sand, einem polyurethanbinder und einer nitroverbindung.

Country Status (4)

Country Link
EP (1) EP0292405B1 (de)
AT (1) ATE80569T1 (de)
DE (1) DE3874609D1 (de)
FR (1) FR2615424B1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11028217B1 (en) 2020-03-13 2021-06-08 Biocellection Inc. Thermoplastic polyurethane compositions comprising nitro-substituted polyester diols
US11111334B1 (en) 2020-03-13 2021-09-07 Biocellection Inc. Polymerizable compositions comprising nitro substituted polyester diols

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE530658A (de) * 1953-11-07
US3429848A (en) * 1966-08-01 1969-02-25 Ashland Oil Inc Foundry binder composition comprising benzylic ether resin,polyisocyanate,and tertiary amine
US3917558A (en) * 1974-04-01 1975-11-04 Ashland Oil Inc Foundry resins treated with nitro compounds
US4460717A (en) * 1982-07-13 1984-07-17 Sumitomo Durez Company, Ltd. Resin coated sand composition and method of producing same

Also Published As

Publication number Publication date
EP0292405B1 (de) 1992-09-16
EP0292405A1 (de) 1988-11-23
DE3874609D1 (de) 1992-10-22
FR2615424A1 (fr) 1988-11-25
FR2615424B1 (fr) 1990-02-23

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Legal Events

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