Mesoporous silica, process for the preparation of the same, and use thereof

Mesoporous silica, process for the preparation of the same, and use thereof

  • CN 1,323,943 C
  • Filed: 11/19/1998
  • Issued: 07/04/2007
  • Est. Priority Date: 11/21/1997
  • Status: Active Grant
First Claim
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1. the preparation method of the silicon-dioxide of a mesoporosity is characterized in that carrying out successively mixed active silicon-dioxide and neutral model, the step of the complex body of preparation silicon-dioxide and neutral model;

  • And the step of removing of from described complex body, removing model by described complex body is contacted with solvent;

    Wherein said neutral model is selected from;

    The amine of following structural (1),RNH 2??????????????????(1) R represents that carbon number is the alkyl of 8-20;

    The nonionogenic tenside of following structural (2),R(OCH 2CH 2) nOH??????(2) R represents that carbon number is the alkyl of 12-20, and n is 2-30;

    WithThe amine oxide of following structural (3),R(CH 3) 2NO????????????(3) R represents that carbon number is the alkyl of 8-20.

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