ES2017849A6 - Ligantes de fundicion que forman poliuretano y que contienen un poliester poliol. - Google Patents

Ligantes de fundicion que forman poliuretano y que contienen un poliester poliol.

Info

Publication number
ES2017849A6
ES2017849A6 ES8903670A ES8903670A ES2017849A6 ES 2017849 A6 ES2017849 A6 ES 2017849A6 ES 8903670 A ES8903670 A ES 8903670A ES 8903670 A ES8903670 A ES 8903670A ES 2017849 A6 ES2017849 A6 ES 2017849A6
Authority
ES
Spain
Prior art keywords
polyurethane
polyester polyol
binders containing
foundry binders
forming foundry
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES8903670A
Other languages
English (en)
Inventor
W Graham Carpenter
William R Dunnavant
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ashland LLC
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 ES2017849A6 publication Critical patent/ES2017849A6/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C08G18/28—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
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4027—Mixtures of compounds of group C08G18/54 with other macromolecular compounds

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)

Abstract

LIGANTES DE FUNCION QUE FORMAN POLIURETANO Y QUE CONTIENEN UN POLIESTER POLIOL. ESTA INVENCION SE REFIERE AL USO DE CIERTOS POLIESTER POLIOLES EN COMPOSICIONES LIGANTES QUE FORMAN POLIURETANO PARA MEJORAR LAS PROPIEDADES DE SEPARACION DE LOS MOLDES Y MACHOS, PREPARADOS POR UN PROCEDIMIENTO EN CAJA FRIA, QUE SE UTILIZAN PARA FABRICAR PIEZAS FUNDIDAS DE METALES CON PUNTOS DE FUSION BAJOS.
ES8903670A 1988-10-31 1989-10-30 Ligantes de fundicion que forman poliuretano y que contienen un poliester poliol. Expired - Lifetime ES2017849A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/264,649 US4946876A (en) 1988-10-31 1988-10-31 Polyurethane-forming foundry binders containing a polyester polyol

Publications (1)

Publication Number Publication Date
ES2017849A6 true ES2017849A6 (es) 1991-03-01

Family

ID=23007010

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8903670A Expired - Lifetime ES2017849A6 (es) 1988-10-31 1989-10-30 Ligantes de fundicion que forman poliuretano y que contienen un poliester poliol.

Country Status (5)

Country Link
US (1) US4946876A (es)
AU (1) AU4481289A (es)
CA (1) CA2001869A1 (es)
ES (1) ES2017849A6 (es)
WO (1) WO1990005155A1 (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5302634A (en) * 1992-10-15 1994-04-12 Hoppmann Corporation Cured unsaturated polyester-polyurethane hybrid highly filled resin foams
US5508315A (en) * 1992-10-15 1996-04-16 Ecomat, Inc. Cured unsaturated polyester-polyurethane hybrid highly filled resin foams
WO1995027752A1 (en) * 1992-10-15 1995-10-19 Ecomat, Inc. Cured unsaturated polyester-polyurethane hybrid highly filled resin foams
US5604266A (en) * 1992-10-15 1997-02-18 Ecomat, Inc. Cured unsaturated polyest-polyurethane highly filled resin materials and process for preparing them
US5698613A (en) * 1995-02-21 1997-12-16 Mancuso Chemicals Limited Chemical binder
US5874487A (en) * 1996-11-07 1999-02-23 Ashland Inc. Foundary binder systems which contain alcohol modified polyisocyanates
US5880174A (en) * 1996-11-07 1999-03-09 Ashland Inc. Amine modified polyisocyanates and their use in foundry binder systems
US6124375A (en) * 1997-11-07 2000-09-26 Ashland Inc. Foundry binder systems which contain alcohol modified polyisocyanates
US6017978A (en) * 1998-02-28 2000-01-25 Ashland Inc. Polyurethane forming no-bake foundry binders
US6063833A (en) * 1999-01-08 2000-05-16 Ashland Inc. Solventless polyurethane no-bake foundry binder
US6479567B1 (en) * 2000-03-03 2002-11-12 Ashland Inc. Furan no-bake foundry binders and their use
US6391942B1 (en) * 2000-04-27 2002-05-21 Ashland Inc. Furan no-bake foundry binders and their use
US20100101165A1 (en) * 2008-10-28 2010-04-29 Therma-Tru Corp. Low-density filled polyurethane foam
DE102016203896A1 (de) * 2016-03-09 2017-09-14 HÜTTENES-ALBERTUS Chemische Werke Gesellschaft mit beschränkter Haftung Zweikomponenten-Bindemittelsystem für den Polyurethan-Cold-Box-Prozess
CN106391992B (zh) * 2016-10-12 2018-07-13 山东科技大学 聚酯多元醇与酚醛树脂复合型冷芯盒制芯粘结剂体系
EP3919538A1 (en) * 2020-06-04 2021-12-08 Covestro Deutschland AG Composition for polyurethane foam raw material
DE102020118148A1 (de) 2020-07-09 2022-01-13 Bindur Gmbh Formstoff zur Herstellung von Kernen und Verfahren zu dessen Härtung
WO2023195406A1 (ja) * 2022-04-04 2023-10-12 旭有機材株式会社 鋳型用有機粘結剤及びこれを用いて得られる鋳物砂組成物並びに鋳型

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA853768A (en) * 1970-10-13 Robitschek Paul Polyurethane compositions containing derivatives of phenol-aldehyde resins
US3904559A (en) * 1971-10-26 1975-09-09 Hooker Chemicals Plastics Corp Foundry aggregate binders
US4079031A (en) * 1976-07-14 1978-03-14 Delta Oil Products Corporation Improved foundry process and binder resin composition therefor
US4293480A (en) * 1979-05-11 1981-10-06 Ashland Oil, Inc. Urethane binder compositions for no-bake and cold box foundry application utilizing isocyanato-urethane polymers
US4692479A (en) * 1985-07-19 1987-09-08 Ashland Oil, Inc. Self-setting urethane adhesive paste system

Also Published As

Publication number Publication date
US4946876A (en) 1990-08-07
AU4481289A (en) 1990-05-28
WO1990005155A1 (en) 1990-05-17
CA2001869A1 (en) 1990-04-30

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