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ES2127871T3 - Procedimiento para la obtencion de piezas moldeadas sinterizadas y composiciones adecuadas para este caso. - Google Patents

Procedimiento para la obtencion de piezas moldeadas sinterizadas y composiciones adecuadas para este caso.

Info

Publication number
ES2127871T3
ES2127871T3 ES94117591T ES94117591T ES2127871T3 ES 2127871 T3 ES2127871 T3 ES 2127871T3 ES 94117591 T ES94117591 T ES 94117591T ES 94117591 T ES94117591 T ES 94117591T ES 2127871 T3 ES2127871 T3 ES 2127871T3
Authority
ES
Spain
Prior art keywords
procedure
case
molded parts
suitable compositions
sintered molded
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
ES94117591T
Other languages
English (en)
Inventor
Peter Dr Trubenbach
Graham Edmund Dr Mckee
Hans Dr Wohlfromm
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of ES2127871T3 publication Critical patent/ES2127871T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
    • B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • B22F1/103—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing an organic binding agent comprising a mixture of, or obtained by reaction of, two or more components other than a solvent or a lubricating agent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/1017—Multiple heating or additional steps
    • B22F3/1021—Removal of binder or filler
    • B22F3/1025—Removal of binder or filler not by heating only
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
    • C04B35/565—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632—Organic additives
    • C04B35/634—Polymers
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632—Organic additives
    • C04B35/634—Polymers
    • C04B35/63448—Polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B35/63464—Polycarbonates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632—Organic additives
    • C04B35/634—Polymers
    • C04B35/63448—Polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B35/63488—Polyethers, e.g. alkylphenol polyglycolether, polyethylene glycol [PEG], polyethylene oxide [PEO]
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/638—Removal thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Powder Metallurgy (AREA)
  • Ceramic Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

PROCEDIMIENTO PARA LA ELABORACION DE PARTES DE MOLDES DE SINTERIZADO CON UN CONTENIDO EN CARBONO FINAMENTE DIVIDIDO MEDIANTE CONFORMACION PREVIA DE UNA MEZCLA A BASE DE A) UN POLVO METALICO Y/O CERAMICO Y B) POLIOXIMETILENO Y/O UN COPOLIMERIZADO CON PROPORCIONES PREDOMINANTES EN UNIDADES OXIMETILENO PARA LA FORMACION DE UN CUERPO BASICO, ELIMINACION DEL AGLOMERANTE POR MEDIO DE TRATAMIENTO CON UN ACIDO EN FORMA GASEOSA, PIROLISIS Y SINTERIZADO. LA MEZCLA A BASE DE A) Y B) SE ADICIONA CON UN TERMOPLASTICO C), SE FUNDEN EN UNA TEMPERATURA DESDE 90 HASTA 220 IBLE Y SIN QUE SE DISPONGA CON EL FORMALDEHIDO NINGUNA REACCION DE RETICULACION ASI COMO UNA COMPOSICION PARA ESTE PROCEDIMIENTO.
ES94117591T 1993-11-08 1994-11-08 Procedimiento para la obtencion de piezas moldeadas sinterizadas y composiciones adecuadas para este caso. Expired - Lifetime ES2127871T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4338122A DE4338122A1 (de) 1993-11-08 1993-11-08 Verfahren zur Herstellung von Sinterformteilen und dafür geeignete Zusammensetzungen

Publications (1)

Publication Number Publication Date
ES2127871T3 true ES2127871T3 (es) 1999-05-01

Family

ID=6502093

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94117591T Expired - Lifetime ES2127871T3 (es) 1993-11-08 1994-11-08 Procedimiento para la obtencion de piezas moldeadas sinterizadas y composiciones adecuadas para este caso.

Country Status (7)

Country Link
US (1) US5695697A (es)
EP (1) EP0652190B1 (es)
JP (1) JP3738043B2 (es)
BR (1) BR9404365A (es)
DE (2) DE4338122A1 (es)
ES (1) ES2127871T3 (es)
IL (1) IL111374A (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19747843C1 (de) * 1997-10-30 1999-02-04 Wolfgang Eberlein Halbzeug und Verfahren zur Herstellung dieses Halbzeuges
JP2955754B1 (ja) * 1998-06-01 1999-10-04 有限会社モールドリサーチ 金属粉末の射出成形用組成物と、その組成物を用いた射出成形及び焼結法
DE10019447A1 (de) * 2000-04-19 2001-10-25 Basf Ag Bindemittel für anorganische Materialpulver zur Herstellung metallischer und keramischer Formkörper
US20060121200A1 (en) * 2003-11-29 2006-06-08 Cross Match Technologies, Inc. Electroless plating of piezoelectric ceramic
US7109642B2 (en) * 2003-11-29 2006-09-19 Walter Guy Scott Composite piezoelectric apparatus and method
DE102004053222B3 (de) * 2004-11-04 2006-01-26 Zschimmer & Schwarz Gmbh & Co. Kg Chemische Fabriken Flüssigkeit, deren Verwendung zur Aufbereitung von Pulvermischungen auf Eisen- oder Edelstahlbasis sowie ein Verfahren zur Aufbereitung von Pulvermischungen auf Eisen- oder Edelstahlbasis
DE102004053221B3 (de) 2004-11-04 2006-02-02 Zschimmer & Schwarz Gmbh & Co. Kg Chemische Fabriken Flüssigkeit und deren Verwendung zur Aufbereitung von Hartmetallen
DE102005031669A1 (de) * 2005-07-05 2007-01-18 Basf Ag Polyoxymethylene mit Eisenpulver
JP4483880B2 (ja) * 2007-03-15 2010-06-16 セイコーエプソン株式会社 成形体形成用組成物、脱脂体および焼結体
WO2010149648A1 (de) 2009-06-25 2010-12-29 Basf Se Verfahren zum kontinuierlichen thermischen entbindern einer thermoplastischen formmasse
JP5970794B2 (ja) 2011-11-30 2016-08-17 セイコーエプソン株式会社 射出成形用組成物および焼結体の製造方法
JP5857688B2 (ja) 2011-11-30 2016-02-10 セイコーエプソン株式会社 射出成形用組成物および焼結体の製造方法
RU2652302C1 (ru) * 2017-06-05 2018-04-25 федеральное государственное автономное образовательное учреждение высшего образования "Южно-Уральский государственный университет (национальный исследовательский университет)" Способ получения электротехнических изделий из порошковых композиций на основе углерода
US20250135532A1 (en) 2022-02-18 2025-05-01 Basf Se A process for the treatment of at least one three-dimensional green body

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4004934A (en) * 1973-10-24 1977-01-25 General Electric Company Sintered dense silicon carbide
US4295890A (en) * 1975-12-03 1981-10-20 Ppg Industries, Inc. Submicron beta silicon carbide powder and sintered articles of high density prepared therefrom
JP3128130B2 (ja) * 1989-08-16 2001-01-29 ビーエーエスエフ アクチェンゲゼルシャフト 無機焼結成形体の製造方法
DE59101468D1 (de) * 1990-02-21 1994-06-01 Basf Ag Thermoplastische Massen für die Herstellung keramischer Formkörper.
DE4007345A1 (de) * 1990-03-08 1991-09-12 Basf Ag Thermoplastische massen fuer die herstellung metallischer formkoerper
DE4235429A1 (de) * 1992-10-21 1994-04-28 Basf Ag Verfahren zur Herstellung von Sinterformteilen
DE4314694C1 (de) * 1993-05-04 1994-05-11 Basf Ag Verfahren zur Herstellung von Sinterformteilen

Also Published As

Publication number Publication date
IL111374A (en) 1998-06-15
DE59407872D1 (de) 1999-04-08
EP0652190B1 (de) 1999-03-03
BR9404365A (pt) 1995-07-04
DE4338122A1 (de) 1995-05-11
EP0652190A1 (de) 1995-05-10
JPH07187802A (ja) 1995-07-25
IL111374A0 (en) 1994-12-29
JP3738043B2 (ja) 2006-01-25
US5695697A (en) 1997-12-09

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