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Title:
ミクロ細孔質またはメソ細孔質被膜を備えた鉱物繊維
Document Type and Number:
Japanese Patent JP2004536014
Kind Code:
A
Abstract:
The present invention relates to a mineral fibre provided with an essentially mineral microporous or mesoporous coating and to a product comprising such fibres and optionally an organic constituent such as a binder, having a specific surface area at least equal to 10 m<2>/g, preferably at least equal to 30 m<2>/g. The invention also relates to a process for forming a fibre thus coated, by bringing the bare fibre into contact with a composition of organic assembling groups and of at least one precursor of the material constituting the microporous or mesoporous coating, polymerization or precipitation and growth of the precursor around the organic assembling groups and then removal of the organic assembling groups. Also included in the invention are applications of the coated fibre in catalysis and photocatalysis, in the filtration and treatment of gases and liquids, and its use at temperatures as high as 900° C. or higher, taking advantage of its remarkable withstand capability under such conditions.

Inventors:
Makin, Bertrand
Jacko, catherine
Le Febour, Didier
Marcial, Arnaud
Ralu, Olivier
Force, Anne-Catherine
Barsch, Ballantampe.
Joel Patalan
Application Number:
JP2003515470A
Publication Date:
December 02, 2004
Filing Date:
July 24, 2002
Export Citation:
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Assignee:
Saint-Gobain Quartz
Saint-Gobain Betrotex France Societe Anonymous
International Classes:
B01J35/06; C03C13/02; C03C13/06; C03C25/10; C03C25/42; C03C25/465; D02G3/18; D03D15/12; D06M11/46; D06M11/79; D06M11/83; D06M101/00; (IPC1-7): C03C25/42; B01J35/06; C03C25/10; D02G3/18; D03D15/12; D06M11/46; D06M11/79; D06M11/83
Domestic Patent References:
JP2001039740A2001-02-13
JPH11217241A1999-08-10
JPH09174701A1997-07-08
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Tetsuji Koga
Nagasaka Tomoyasu
Masaya Nishiyama