BRPI0900796A2 - pó de copoliamida como formador de poros em filtros cerámicos de partìculas regeneráveis - Google Patents

pó de copoliamida como formador de poros em filtros cerámicos de partìculas regeneráveis

Info

Publication number
BRPI0900796A2
BRPI0900796A2 BRPI0900796-2A BRPI0900796A BRPI0900796A2 BR PI0900796 A2 BRPI0900796 A2 BR PI0900796A2 BR PI0900796 A BRPI0900796 A BR PI0900796A BR PI0900796 A2 BRPI0900796 A2 BR PI0900796A2
Authority
BR
Brazil
Prior art keywords
pore former
ceramic filters
regenerable
particulate ceramic
copolyamide powder
Prior art date
Application number
BRPI0900796-2A
Other languages
English (en)
Inventor
Martin Risthaus
Hans-Joachim Woeicker
Original Assignee
Evonik Degussa Gmbh
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 Evonik Degussa Gmbh filed Critical Evonik Degussa Gmbh
Publication of BRPI0900796A2 publication Critical patent/BRPI0900796A2/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
    • F01N3/0222—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being monolithic, e.g. honeycombs
    • 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
    • C04B35/573—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 obtained by reaction sintering or recrystallisation
    • 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
    • C04B35/63444—Nitrogen-containing polymers, e.g. polyacrylamides, polyacrylonitriles, polyvinylpyrrolidone [PVP], polyethylenimine [PEI]
    • 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
    • C04B35/63472—Condensation polymers of aldehydes or ketones
    • C04B35/63476—Phenol-formaldehyde condensation 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
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00793—Uses not provided for elsewhere in C04B2111/00 as filters or diaphragms
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
    • C04B2235/422—Carbon
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
    • C04B2235/422—Carbon
    • C04B2235/424—Carbon black
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
    • C04B2235/428—Silicon
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Filtering Materials (AREA)
  • Ceramic Products (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

Pó DE COPOLIAMIDA COMO FORMADOR DE POROS EM FILTROS CERáMICOS DE PARTìCULAS REGENERáVEIS. A presente invenção refere-se a um processo para a produção de um filtro de partículas cerâmico, regenerável para automóveis a diesel, no qual uma massa de partículas contendo silício é pirolisada na presença de uma poliamida. Os filtros de partículas resultantes apresentam uma superfície BET> 350 m²/l..
BRPI0900796-2A 2008-04-11 2009-04-07 pó de copoliamida como formador de poros em filtros cerámicos de partìculas regeneráveis BRPI0900796A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008001125A DE102008001125A1 (de) 2008-04-11 2008-04-11 Copolyamidpulver als Porenbildner in regenerierbaren keramischen Partikelfiltern

Publications (1)

Publication Number Publication Date
BRPI0900796A2 true BRPI0900796A2 (pt) 2009-12-01

Family

ID=40790688

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0900796-2A BRPI0900796A2 (pt) 2008-04-11 2009-04-07 pó de copoliamida como formador de poros em filtros cerámicos de partìculas regeneráveis

Country Status (7)

Country Link
US (1) US8449641B2 (pt)
EP (1) EP2108631B1 (pt)
JP (1) JP2009256199A (pt)
CN (1) CN101555160A (pt)
BR (1) BRPI0900796A2 (pt)
DE (1) DE102008001125A1 (pt)
RU (1) RU2511997C2 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3002058A1 (de) 2014-10-02 2016-04-06 Evonik Degussa GmbH Katalysatorsystem zur Herstellung von Ketonen aus Epoxiden

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5439627A (en) * 1990-06-29 1995-08-08 Flexline Services Ltd. Process for manufacturing reinforced composites
FR2668145B1 (fr) * 1990-10-17 1993-01-22 Ceramiques Composites Corps fritte en carbure de silicium notamment pour garniture mecanique et garniture comportant un tel corps fritte.
DE69629979T2 (de) * 1995-06-02 2004-07-29 Corning Inc. Vorrichtung zur Entfernung von Kontaminationen aus Fluidströmen
US6161378A (en) * 1996-06-10 2000-12-19 Hitachi, Ltd. Exhaust gas purification apparatus of internal combustion engine and catalyst for purifying exhaust gas internal combustion engine
DE19753249B4 (de) * 1997-12-01 2005-02-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Keramiknetzwerk, Verfahren zu dessen Herstellung und Verwendung
RU2155629C1 (ru) * 1999-08-20 2000-09-10 Закрытое акционерное общество "ЭКО-Карбон" Углеродный фильтрующий материал
US6444006B1 (en) * 2000-05-18 2002-09-03 Fleetguard, Inc. High temperature composite ceramic filter
US6582490B2 (en) * 2000-05-18 2003-06-24 Fleetguard, Inc. Pre-form for exhaust aftertreatment control filter
FR2826956B1 (fr) * 2001-07-04 2004-05-28 Air Liquide Procede de preparation d'une composition ceramique de faible epaisseur a deux materiaux, composition obtenue, cellule electrochimique et membrane la comprenant
JP4367683B2 (ja) * 2001-10-09 2009-11-18 日本碍子株式会社 ハニカムフィルター
KR100764337B1 (ko) * 2002-02-19 2007-10-05 가부시끼가이샤 케미컬 오토 디젤 배기 가스의 정화 필터
PL1640351T3 (pl) * 2003-05-29 2013-09-30 Ngk Insulators Ltd Sposób wytwarzania struktury typu plaster miodu
US7785385B2 (en) * 2003-08-29 2010-08-31 Hitachi Metals, Ltd. Ceramic honeycomb structure and moldable material usable for its extrusion molding
EP1785603B1 (en) * 2004-08-31 2009-06-24 Ibiden Co., Ltd. Exhaust gas purification system
JP2008545612A (ja) * 2005-05-31 2008-12-18 コーニング インコーポレイテッド 細孔形成剤の組合せを含有するチタン酸アルミニウムセラミック形成バッチ混合物および未焼成体、および同混合物および未焼成体の製造および焼成方法
WO2007000825A1 (ja) * 2005-06-27 2007-01-04 Ibiden Co., Ltd. ハニカム構造体
EP1741685B1 (de) 2005-07-05 2014-04-30 MANN+HUMMEL Innenraumfilter GmbH & Co. KG Poröser beta-SiC-haltiger keramischer Formkörper und Verfahren zu dessen Herstellung.
JP2007098274A (ja) * 2005-10-04 2007-04-19 Ibiden Co Ltd 多孔質ハニカム構造体及びそれを利用した排ガス浄化装置
US20070083033A1 (en) * 2005-10-06 2007-04-12 Fish Robert B Jr Hydrolysis resistant polyamide compositions, and articles formed therefrom
JP4824769B2 (ja) * 2005-11-30 2011-11-30 コーニング インコーポレイテッド 細孔径分布の制御された多孔質セラミックハニカムフィルタ、ハニカム未焼成体、そのバッチ混合物および製造方法
US7981188B2 (en) * 2006-11-30 2011-07-19 Corning Incorporated Controlled pore size distribution porous ceramic honeycomb filter, honeycomb green body, batch mixture and manufacturing method therefor

Also Published As

Publication number Publication date
RU2009113468A (ru) 2010-10-20
EP2108631B1 (de) 2013-11-13
RU2511997C2 (ru) 2014-04-10
DE102008001125A1 (de) 2009-10-15
US20090255402A1 (en) 2009-10-15
JP2009256199A (ja) 2009-11-05
EP2108631A1 (de) 2009-10-14
US8449641B2 (en) 2013-05-28
CN101555160A (zh) 2009-10-14

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Legal Events

Date Code Title Description
B03A Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 7A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2384 DE 13-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.