DE50005241D1 - Use of plastic / carbon aerogels as the core material - Google Patents

Use of plastic / carbon aerogels as the core material

Info

Publication number
DE50005241D1
DE50005241D1 DE50005241T DE50005241T DE50005241D1 DE 50005241 D1 DE50005241 D1 DE 50005241D1 DE 50005241 T DE50005241 T DE 50005241T DE 50005241 T DE50005241 T DE 50005241T DE 50005241 D1 DE50005241 D1 DE 50005241D1
Authority
DE
Germany
Prior art keywords
core material
plastic
carbon aerogels
sol
new
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
DE50005241T
Other languages
German (de)
Inventor
Lorenz Ratke
Hans-Peter Nicolai
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.)
Deutsches Zentrum fuer Luft und Raumfahrt eV
Original Assignee
TITAN ALUMINIUM FEINGUS GmbH
Deutsches Zentrum fuer Luft und Raumfahrt eV
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 TITAN ALUMINIUM FEINGUS GmbH, Deutsches Zentrum fuer Luft und Raumfahrt eV filed Critical TITAN ALUMINIUM FEINGUS GmbH
Priority to DE50005241T priority Critical patent/DE50005241D1/en
Application granted granted Critical
Publication of DE50005241D1 publication Critical patent/DE50005241D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/10—Cores; Manufacture or installation of cores
    • 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

Abstract

Use of highly porous open-pored plastic and/or carbon aerogels obtained by sol-gel polymerization of organic materials, as core material for a casting mold is new.
DE50005241T 1999-08-18 2000-08-02 Use of plastic / carbon aerogels as the core material Expired - Lifetime DE50005241D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50005241T DE50005241D1 (en) 1999-08-18 2000-08-02 Use of plastic / carbon aerogels as the core material

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19939062A DE19939062A1 (en) 1999-08-18 1999-08-18 Use of plastic / carbon aerogels as the core material
DE50005241T DE50005241D1 (en) 1999-08-18 2000-08-02 Use of plastic / carbon aerogels as the core material

Publications (1)

Publication Number Publication Date
DE50005241D1 true DE50005241D1 (en) 2004-03-18

Family

ID=7918729

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19939062A Ceased DE19939062A1 (en) 1999-08-18 1999-08-18 Use of plastic / carbon aerogels as the core material
DE50005241T Expired - Lifetime DE50005241D1 (en) 1999-08-18 2000-08-02 Use of plastic / carbon aerogels as the core material

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19939062A Ceased DE19939062A1 (en) 1999-08-18 1999-08-18 Use of plastic / carbon aerogels as the core material

Country Status (5)

Country Link
EP (1) EP1077097B1 (en)
AT (1) ATE259265T1 (en)
DE (2) DE19939062A1 (en)
ES (1) ES2215527T3 (en)
PT (1) PT1077097E (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10126865B4 (en) * 2001-06-01 2005-09-08 Neue Materialien Würzburg GmbH Substrate and use of the substrate
DE10216464B4 (en) * 2002-04-12 2004-04-15 Deutsches Zentrum für Luft- und Raumfahrt e.V. Silica-bonded core materials, processes for their production and their use
DE10216403B4 (en) * 2002-04-12 2004-03-18 Deutsches Zentrum für Luft- und Raumfahrt e.V. Airgel-bound molded materials with high thermal conductivity
DE10227512B4 (en) 2002-06-19 2004-07-08 Georg Fischer Gmbh & Co.Kg Process for the production of foundry cores or molds, and foundry cores or molds produced by this process
DE10352574A1 (en) * 2003-11-11 2005-06-16 Deutsches Zentrum für Luft- und Raumfahrt e.V. Filler containing aerogels
DE10357539A1 (en) * 2003-12-10 2005-07-21 Deutsches Zentrum für Luft- und Raumfahrt e.V. Production of filler-containing aerogels
WO2006010449A2 (en) * 2004-07-23 2006-02-02 Ceramtec Ag Innovative Ceramic Engineering Ceramic cores
DE102006003198A1 (en) * 2006-01-24 2007-07-26 Deutsches Zentrum für Luft- und Raumfahrt e.V. Mechanically and thermally stable core, used for light metal- and/or investment casting, comprises hydrophilic aerogel granulates, sand and binding agent
DE102006021151A1 (en) * 2006-05-06 2007-11-08 Deutsches Zentrum für Luft- und Raumfahrt e.V. Core material of clay-containing sand containing aerogelsand
DE102008056842A1 (en) * 2008-11-12 2010-05-20 Deutsches Zentrum für Luft- und Raumfahrt e.V. Foundry cores with improved gutting properties II
DE102008056856A1 (en) * 2008-11-12 2010-05-20 Deutsches Zentrum für Luft- und Raumfahrt e.V. Foundry cores with improved gutting properties I
DE102009024182B3 (en) * 2009-06-08 2011-03-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Forming and removing mold or core during casting, e.g. of filigree structures, by forming mold or core containing hollow particles, to be collapsed under pressure after casting
DE102015225227A1 (en) * 2015-12-15 2017-06-22 Robert Bosch Gmbh Feeder for castings consisting in particular of cast iron

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3574548A (en) * 1969-08-11 1971-04-13 Atomic Energy Commission Process for manufacturing a cellular carbon body
US4032105A (en) * 1975-04-25 1977-06-28 The United States Of America As Represented By The United States Energy Research And Development Administration Mold with improved core for metal casting operation
DE3004466A1 (en) * 1980-02-07 1981-08-13 Sigri Elektrographit Gmbh, 8901 Meitingen Highly porous carbon moulding core prodn. - by moulding mixt. of porous carbon powder and binder in core mould and heating to cure binder
US4402927A (en) * 1980-04-22 1983-09-06 Dardel Guy Von Silica aerogel
JPH0481243A (en) * 1990-07-23 1992-03-13 Mitsui Petrochem Ind Ltd Mold material for casting molten metal
US5086085A (en) * 1991-04-11 1992-02-04 The United States Of America As Represented By The Department Of Energy Melamine-formaldehyde aerogels
US5386706A (en) * 1993-06-10 1995-02-07 Praxair Technology, Inc. Low heat-leak, coherent-aerogel, cryogenic system
DE19523382C2 (en) * 1995-06-30 2003-04-30 Jochen Fricke Carbon aerogels and processes for their manufacture
DE19721600A1 (en) * 1997-05-23 1998-11-26 Hoechst Ag Gel materials comprising interpenetrating organic and inorganic networks
DE19911847A1 (en) * 1999-03-17 2000-09-28 Deutsch Zentr Luft & Raumfahrt Fine and molded casting in plastic / carbon aerogels

Also Published As

Publication number Publication date
EP1077097A1 (en) 2001-02-21
ATE259265T1 (en) 2004-02-15
EP1077097B1 (en) 2004-02-11
ES2215527T3 (en) 2004-10-16
DE19939062A1 (en) 2001-02-22
PT1077097E (en) 2004-06-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DEUTSCHES ZENTRUM FUER LUFT- UND RAUMFAHRT E.V, DE

8320 Willingness to grant licences declared (paragraph 23)