DE2411757A1 - Verfahren zur verbesserung der waermeschockfestigkeit von cordierit - Google Patents

Verfahren zur verbesserung der waermeschockfestigkeit von cordierit

Info

Publication number
DE2411757A1
DE2411757A1 DE2411757A DE2411757A DE2411757A1 DE 2411757 A1 DE2411757 A1 DE 2411757A1 DE 2411757 A DE2411757 A DE 2411757A DE 2411757 A DE2411757 A DE 2411757A DE 2411757 A1 DE2411757 A1 DE 2411757A1
Authority
DE
Germany
Prior art keywords
cordierite
shock resistance
thermal shock
bodies
acidic solution
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.)
Pending
Application number
DE2411757A
Other languages
German (de)
English (en)
Inventor
Thomas Helmut Elmer
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.)
Corning Glass Works
Original Assignee
Corning Glass Works
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 Corning Glass Works filed Critical Corning Glass Works
Publication of DE2411757A1 publication Critical patent/DE2411757A1/de
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/06—Washing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • B01J35/57—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
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/16—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silicates other than clay
    • C04B35/18—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silicates other than clay rich in aluminium oxide
    • C04B35/195—Alkaline earth aluminosilicates, e.g. cordierite or anorthite
    • 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
    • C04B38/04—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by dissolving-out added substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Catalysts (AREA)
DE2411757A 1973-03-28 1974-03-12 Verfahren zur verbesserung der waermeschockfestigkeit von cordierit Pending DE2411757A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34571773A 1973-03-28 1973-03-28

Publications (1)

Publication Number Publication Date
DE2411757A1 true DE2411757A1 (de) 1974-10-10

Family

ID=23356197

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2411757A Pending DE2411757A1 (de) 1973-03-28 1974-03-12 Verfahren zur verbesserung der waermeschockfestigkeit von cordierit

Country Status (6)

Country Link
JP (1) JPS49129704A (enrdf_load_stackoverflow)
BE (1) BE812965A (enrdf_load_stackoverflow)
DE (1) DE2411757A1 (enrdf_load_stackoverflow)
FR (1) FR2223332A1 (enrdf_load_stackoverflow)
IT (1) IT1005699B (enrdf_load_stackoverflow)
NL (1) NL7404141A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4722916A (en) * 1985-05-14 1988-02-02 Ngk Insulators, Ltd. Low expansion ceramics and method of producing the same
EP0671369A3 (en) * 1994-03-07 1997-11-12 Ngk Insulators, Ltd. Cordierite honeycomb ceramics and method producing the same

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5792574A (en) * 1980-11-28 1982-06-09 Nippon Denso Co Manufacture of cordierite ceramics
US5275771A (en) * 1992-01-03 1994-01-04 Corning Incorporated Expansion reduction of cordierite
JP5099656B2 (ja) 2003-12-15 2012-12-19 独立行政法人産業技術総合研究所 針状セラミック体、針状セラミック触媒体及びその製造方法
CN100444954C (zh) * 2003-12-15 2008-12-24 独立行政法人产业技术综合研究所 针状陶瓷体、针状陶瓷催化剂体及其制造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4722916A (en) * 1985-05-14 1988-02-02 Ngk Insulators, Ltd. Low expansion ceramics and method of producing the same
EP0671369A3 (en) * 1994-03-07 1997-11-12 Ngk Insulators, Ltd. Cordierite honeycomb ceramics and method producing the same

Also Published As

Publication number Publication date
FR2223332B3 (enrdf_load_stackoverflow) 1977-01-07
FR2223332A1 (en) 1974-10-25
BE812965A (fr) 1974-09-30
IT1005699B (it) 1976-09-30
JPS49129704A (enrdf_load_stackoverflow) 1974-12-12
NL7404141A (enrdf_load_stackoverflow) 1974-10-01

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Legal Events

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