PRODUCTION OF MESO-POROUS INORGANIC POLYMER

PROBLEM TO BE SOLVED: To enable the synthesis of a meso-porous inorganic polymer from an inexpensive raw material at a low temperature and to facilitate the removal, recovery and reuse of an organic template in a process for the production of a meso-porous inorganic compound using a micelle-forming...

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Hauptverfasser: IZUMI JUN, TERAOKA YASUTAKE, SETOGUCHI YUKAKO, YASUTAKE AKINORI, KAGAWA SHIYUUICHI, MORIGUCHI ISAMU, TOMONAGA NARIYUKI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To enable the synthesis of a meso-porous inorganic polymer from an inexpensive raw material at a low temperature and to facilitate the removal, recovery and reuse of an organic template in a process for the production of a meso-porous inorganic compound using a micelle-forming organic template. SOLUTION: An aqueous solution of a silica source consisting of an inorganic Si compound or an aqueous solution of a mixture of a silica source consisting of an inorganic Si compound and an alumina source is mixed with an aqueous solution of an organic material at 20-100 deg.C. The mixture is agitated at 20-100 deg.C and pH0-12 in the case of using silica source as a sole source or pH6-12 in the case of using a silica source in combination with an alumina source. The solid material produced by the crystallization reaction is filtered, washed with water and dried to remove the organic material from the silicate polymer or aluminosilicate polymer containing the organic material.