FR2223332A1 - Acid treatment of cordierite-structured ceramics - producing improved thermal shock resistance - Google Patents

Acid treatment of cordierite-structured ceramics - producing improved thermal shock resistance

Info

Publication number: FR2223332A1
Authority: FR; France
Prior art keywords: cordierite; shock resistance; thermal shock; acid treatment; improved thermal
Prior art date: 1973-03-28
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.): Granted

Application number

FR7410211A

Other languages

English (en)

Other versions

FR2223332B3 (fr

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.)

1973-03-28

Filing date

1974-03-26

Publication date

1974-10-25

1974-03-26 Application filed by Corning Glass Works filed Critical Corning Glass Works

1974-10-25 Publication of FR2223332A1 publication Critical patent/FR2223332A1/fr

1977-01-07 Application granted granted Critical

1977-01-07 Publication of FR2223332B3 publication Critical patent/FR2223332B3/fr

Status Granted legal-status Critical Current

Links

239000000919 ceramic Substances 0.000 title abstract 2
230000035939 shock Effects 0.000 title abstract 2
238000010306 acid treatment Methods 0.000 title 1
239000002253 acid Substances 0.000 abstract 1
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
239000000969 carrier Substances 0.000 abstract 1
239000003054 catalyst Substances 0.000 abstract 1
229910052878 cordierite Inorganic materials 0.000 abstract 1
229910052593 corundum Inorganic materials 0.000 abstract 1
239000013078 crystal Substances 0.000 abstract 1
JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 abstract 1
229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
239000011707 mineral Substances 0.000 abstract 1
229910001845 yogo sapphire Inorganic materials 0.000 abstract 1

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
- 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)

FR7410211A 1973-03-28 1974-03-26 Acid treatment of cordierite-structured ceramics - producing improved thermal shock resistance Granted FR2223332A1 (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number	Publication Date
FR2223332A1 true FR2223332A1 (en)	1974-10-25
FR2223332B3 FR2223332B3 (fr)	1977-01-07

Family

ID=23356197

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7410211A Granted FR2223332A1 (en)	1973-03-28	1974-03-26	Acid treatment of cordierite-structured ceramics - producing improved thermal shock resistance

Country Status (6)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0202107A2 (fr) *	1985-05-14	1986-11-20	Ngk Insulators, Ltd.	Corps céramiques à basse expansion et leur procédé de fabrication
EP0553423A1 (fr) *	1992-01-03	1993-08-04	Corning Incorporated	Réduction d'expansion de cordiérite

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
JP2981107B2 (ja) *	1994-03-07	1999-11-22	日本碍子株式会社	コージェライトハニカムセラミックスの製造方法
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
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

1974
- 1974-03-12 DE DE2411757A patent/DE2411757A1/de active Pending
- 1974-03-25 JP JP49033398A patent/JPS49129704A/ja active Pending
- 1974-03-25 IT IT12660/74A patent/IT1005699B/it active
- 1974-03-26 FR FR7410211A patent/FR2223332A1/fr active Granted
- 1974-03-27 NL NL7404141A patent/NL7404141A/xx unknown
- 1974-03-28 BE BE142563A patent/BE812965A/fr unknown

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0202107A2 (fr) *	1985-05-14	1986-11-20	Ngk Insulators, Ltd.	Corps céramiques à basse expansion et leur procédé de fabrication
EP0202107A3 (en) *	1985-05-14	1987-12-02	Ngk Insulators, Ltd.	Low expansion ceramics and method of producing the same
EP0553423A1 (fr) *	1992-01-03	1993-08-04	Corning Incorporated	Réduction d'expansion de cordiérite

Also Published As

Publication number	Publication date
NL7404141A (fr)	1974-10-01
JPS49129704A (fr)	1974-12-12
BE812965A (fr)	1974-09-30
FR2223332B3 (fr)	1977-01-07
IT1005699B (it)	1976-09-30
DE2411757A1 (de)	1974-10-10

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Legal Events

Date	Code	Title	Description
1977-05-20	ST	Notification of lapse