AU2002336903A1 - Method and device for continuous production of ceramic non-wovens - Google Patents

Method and device for continuous production of ceramic non-wovens

Info

Publication number
AU2002336903A1
AU2002336903A1 AU2002336903A AU2002336903A AU2002336903A1 AU 2002336903 A1 AU2002336903 A1 AU 2002336903A1 AU 2002336903 A AU2002336903 A AU 2002336903A AU 2002336903 A AU2002336903 A AU 2002336903A AU 2002336903 A1 AU2002336903 A1 AU 2002336903A1
Authority
AU
Australia
Prior art keywords
ceramic
wovens
cellulose
suspension
woven
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.)
Abandoned
Application number
AU2002336903A
Inventor
Frank-Gunter Niemz
Dieter Vorbach
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.)
Thueringisches Institut fuer Textil und Kunststoff Forschung eV
Original Assignee
Thueringisches Institut fuer Textil und Kunststoff Forschung 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 Thueringisches Institut fuer Textil und Kunststoff Forschung eV filed Critical Thueringisches Institut fuer Textil und Kunststoff Forschung eV
Publication of AU2002336903A1 publication Critical patent/AU2002336903A1/en
Abandoned legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/62227Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products obtaining fibres
    • C04B35/62272Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products obtaining fibres based on non-oxide ceramics
    • C04B35/62286Fibres based on nitrides
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/62227Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products obtaining fibres
    • C04B35/62231Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products obtaining fibres based on oxide ceramics
    • C04B35/6224Fibres based on silica
    • C04B35/62245Fibres based on silica rich in aluminium oxide
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/62227Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products obtaining fibres
    • C04B35/62231Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products obtaining fibres based on oxide ceramics
    • C04B35/6225Fibres based on zirconium oxide, e.g. zirconates such as PZT
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605Treating the starting powders individually or as mixtures
    • C04B35/62625Wet mixtures
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63Preparing 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
    • C04B35/632Organic additives
    • C04B35/636Polysaccharides or derivatives thereof
    • C04B35/6365Cellulose or derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/71Ceramic products containing macroscopic reinforcing agents
    • C04B35/78Ceramic products containing macroscopic reinforcing agents containing non-metallic materials
    • C04B35/80Fibres, filaments, whiskers, platelets, or the like
    • C04B35/83Carbon fibres in a carbon matrix
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/02Cellulose; Modified cellulose
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00General methods for the manufacture of artificial filaments or the like
    • D01F1/02Addition of substances to the spinning solution or to the melt
    • D01F1/10Other agents for modifying properties
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F9/00Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3244Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
    • C04B2235/3248Zirconates or hafnates, e.g. zircon
    • C04B2235/3249Zirconates or hafnates, e.g. zircon containing also titanium oxide or titanates, e.g. lead zirconate titanate (PZT)
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3296Lead oxides, plumbates or oxide forming salts thereof, e.g. silver plumbate
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3427Silicates other than clay, e.g. water glass
    • C04B2235/3463Alumino-silicates other than clay, e.g. mullite
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/38Non-oxide ceramic constituents or additives
    • C04B2235/3852Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
    • C04B2235/3865Aluminium nitrides
    • C04B2235/3869Aluminium oxynitrides, e.g. AlON, sialon
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/38Non-oxide ceramic constituents or additives
    • C04B2235/3852Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
    • C04B2235/3873Silicon nitrides, e.g. silicon carbonitride, silicon oxynitride

Abstract

The invention relates to a system and method for continuous production of ceramic non-wovens, essentially comprising a mixing device for the production of a suspension consisting of ceramic powder, aqueous aminoxide and cellulose. The suspension is produced in batches or in a continuous manner and can occur in one or several steps by adding all components or the individual components thereof. The invention also comprises a device for concentrating the solution made of ceramic powder, aqueous aminoxide and cellulose thus produced. The mixture is sheered in an intensively mixed heated state in said device and transported with the evaporation of water until a precisely defined amount of water is evaporated an a suspension of ceramic powder in a deformable solution of cellulose in aqueous aminoxide is obtained. The invention also comprises a device which is connected to the above-mentioned concentration device and which is used to process the deformable ceramic cellulose suspension to form ceramic green fibers. Said device enables ceramic green fibers to be formed and, optionally, a green fiber non-woven. A system can also be integrated, enabling the green fiber non-woven to be pyrolyzed and sintered or a non-woven made of ceramic green fibers to be pyrolyzed and sintered. The ceramic non-wovens thus obtained can be used in the chemical, power-generating, recycling and motor industry, in biotechnology and in medicine. Said non-wovens can also be used in catalyzer technology for use as catalyzers for internal combustion engines or in chemical reactors.
AU2002336903A 2001-09-15 2002-09-13 Method and device for continuous production of ceramic non-wovens Abandoned AU2002336903A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10145639A DE10145639A1 (en) 2001-09-15 2001-09-15 Process and device for the continuous production of ceramic nonwovens
DE10145639.5 2001-09-15
PCT/DE2002/003418 WO2003024890A2 (en) 2001-09-15 2002-09-13 Method and device for continuous production of ceramic non-wovens

Publications (1)

Publication Number Publication Date
AU2002336903A1 true AU2002336903A1 (en) 2003-04-01

Family

ID=7699229

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002336903A Abandoned AU2002336903A1 (en) 2001-09-15 2002-09-13 Method and device for continuous production of ceramic non-wovens

Country Status (5)

Country Link
EP (1) EP1430004B1 (en)
AT (1) ATE374170T1 (en)
AU (1) AU2002336903A1 (en)
DE (2) DE10145639A1 (en)
WO (1) WO2003024890A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109666447A (en) * 2019-01-16 2019-04-23 江西奋发科技有限公司 A kind of single-component dealcoholization-type silicone rubber sealant and preparation method thereof

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10221537A1 (en) * 2002-05-15 2003-11-27 Thueringisches Inst Textil Producing hybrid beads from cellulose and dispersed additives, for use e.g. as ceramic milling beads or catalyst supports, comprises dispersing filled cellulose solution in inert solvent, cooling, coagulating, drying and sintering
AT502743B1 (en) 2005-08-26 2008-06-15 Chemiefaser Lenzing Ag CELLULOSIC FORM BODY, METHOD FOR THE PRODUCTION THEREOF AND THE USE THEREOF
DE102006014171A1 (en) * 2006-03-24 2007-09-27 Thüringisches Institut für Textil- und Kunststoff-Forschung e.V. Panel radiator for use in the field of heating voltage, has electrically conductive cellulose non-woven material that forms electrical resistance required for heating, and two electrical strips, which electrically contacts the material
CN101967689B (en) * 2010-09-30 2012-01-11 中国科学院宁波材料技术与工程研究所 Method and device for controlling multi-level coagulation bath concentration for spinning polyacrylonitrile protofilament

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5827797A (en) * 1989-08-28 1998-10-27 Cass; Richard B. Method for producing refractory filaments
US5603884A (en) * 1994-11-18 1997-02-18 Viskase Corporation Reinforced cellulosic film

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109666447A (en) * 2019-01-16 2019-04-23 江西奋发科技有限公司 A kind of single-component dealcoholization-type silicone rubber sealant and preparation method thereof

Also Published As

Publication number Publication date
WO2003024890A3 (en) 2003-08-07
ATE374170T1 (en) 2007-10-15
DE10145639A1 (en) 2003-04-10
EP1430004B1 (en) 2007-09-26
DE50210990D1 (en) 2007-11-08
EP1430004A2 (en) 2004-06-23
WO2003024890A2 (en) 2003-03-27

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MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase