DE69514722D1 - Verfahren zur Herstellung von Formen aus metallischem oder keramischem Pulver und dabei verwendbares Bindemittelsystem - Google Patents

Verfahren zur Herstellung von Formen aus metallischem oder keramischem Pulver und dabei verwendbares Bindemittelsystem

Info

Publication number
DE69514722D1
DE69514722D1 DE69514722T DE69514722T DE69514722D1 DE 69514722 D1 DE69514722 D1 DE 69514722D1 DE 69514722 T DE69514722 T DE 69514722T DE 69514722 T DE69514722 T DE 69514722T DE 69514722 D1 DE69514722 D1 DE 69514722D1
Authority
DE
Germany
Prior art keywords
molds
metallic
production
ceramic powder
binder system
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 - Fee Related
Application number
DE69514722T
Other languages
English (en)
Other versions
DE69514722T2 (de
Inventor
Petrus Jacobus Vervoort
Rob Vetter
Jerzy Duszczyk
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.)
Technische Universiteit Delft
Original Assignee
Technische Universiteit Delft
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 Technische Universiteit Delft filed Critical Technische Universiteit Delft
Publication of DE69514722D1 publication Critical patent/DE69514722D1/de
Application granted granted Critical
Publication of DE69514722T2 publication Critical patent/DE69514722T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • C04B35/622—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
    • C04B35/63404—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B35/63408—Polyalkenes
    • 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
    • C04B35/63404—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B35/63416—Polyvinylalcohols [PVA]; Polyvinylacetates
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Powder Metallurgy (AREA)
  • Producing Shaped Articles From Materials (AREA)
DE69514722T 1994-05-27 1995-05-29 Verfahren zur Herstellung von Formen aus metallischem oder keramischem Pulver und dabei verwendbares Bindemittelsystem Expired - Fee Related DE69514722T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9400879A NL9400879A (nl) 1994-05-27 1994-05-27 Werkwijze voor het vervaardigen van gevormde voorwerpen uit metallische of keramische poederdeeltjes alsmede bindersysteem dat geschikt is om daarbij te worden gebruikt.

Publications (2)

Publication Number Publication Date
DE69514722D1 true DE69514722D1 (de) 2000-03-02
DE69514722T2 DE69514722T2 (de) 2000-07-20

Family

ID=19864253

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69514722T Expired - Fee Related DE69514722T2 (de) 1994-05-27 1995-05-29 Verfahren zur Herstellung von Formen aus metallischem oder keramischem Pulver und dabei verwendbares Bindemittelsystem

Country Status (3)

Country Link
EP (1) EP0688746B1 (de)
DE (1) DE69514722T2 (de)
NL (1) NL9400879A (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE514696C2 (sv) * 1995-06-28 2001-04-02 Nobel Biocare Ab Förfarande och anordning för framställning av sintringsbar keram- eller metallprodukt
US5723083A (en) * 1995-09-29 1998-03-03 Rohm And Haas Company Method for forming parts from inorganic particulate material
GB9700566D0 (en) * 1997-01-13 1997-03-05 Avx Ltd Binder removal
US5977230A (en) * 1998-01-13 1999-11-02 Planet Polymer Technologies, Inc. Powder and binder systems for use in metal and ceramic powder injection molding
DE19821072C2 (de) * 1998-05-12 2000-09-21 Loedige Maschbau Gmbh Geb Verfahren zur Herstellung eines spritzgußfähigen Zwischenprodukts
US6022509A (en) * 1998-09-18 2000-02-08 Johnson & Johnson Professional, Inc. Precision powder injection molded implant with preferentially leached texture surface and method of manufacture
DE10344931B3 (de) * 2003-09-27 2005-05-12 Zschimmer & Schwarz Gmbh & Co. Kg Chemische Fabriken Verwendung eines Zuckers
DE102006026235B4 (de) * 2006-06-06 2008-12-04 Skw Giesserei Gmbh Verfahren zur Herstellung von Formkörpern und deren Verwendung
DE102008042047A1 (de) * 2008-09-12 2010-03-18 Robert Bosch Gmbh Verfahren zur Herstellung von Gegenständen aus pulvermetallurgischen Werkstoffen
US20220235194A1 (en) * 2019-05-07 2022-07-28 Tritone Technologies Ltd. Formulations for additive manufacturing of three-dimensional objects containing sinterable materials

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5738896A (en) * 1980-08-15 1982-03-03 Sumitomo Chem Co Ltd Composite binder composition for powder molding
JPH01301563A (ja) * 1988-02-05 1989-12-05 Showa Denko Kk ＳｉＣ焼結体の製造方法
US5059388A (en) * 1988-10-06 1991-10-22 Sumitomo Cement Co., Ltd. Process for manufacturing sintered bodies
DE3938894A1 (de) * 1989-11-24 1991-05-29 Fraunhofer Ges Forschung Binder fuer metall- oder keramikpulver
JPH0598308A (ja) * 1991-10-08 1993-04-20 Sumitomo Metal Mining Co Ltd 焼結用成形体の脱脂方法
US5298055A (en) * 1992-03-09 1994-03-29 Hoeganaes Corporation Iron-based powder mixtures containing binder-lubricant

Also Published As

Publication number Publication date
EP0688746A1 (de) 1995-12-27
DE69514722T2 (de) 2000-07-20
EP0688746B1 (de) 2000-01-26
NL9400879A (nl) 1996-01-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee